CN209759253U - A mud device is arranged to air lift formula for sewage treatment system - Google Patents
A mud device is arranged to air lift formula for sewage treatment system Download PDFInfo
- Publication number
- CN209759253U CN209759253U CN201920433961.XU CN201920433961U CN209759253U CN 209759253 U CN209759253 U CN 209759253U CN 201920433961 U CN201920433961 U CN 201920433961U CN 209759253 U CN209759253 U CN 209759253U
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- air
- pipe
- sludge
- lift
- sewage treatment
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- 239000010865 sewage Substances 0.000 title claims abstract description 24
- 239000010802 sludge Substances 0.000 claims abstract description 76
- 238000004062 sedimentation Methods 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000010992 reflux Methods 0.000 description 6
- 210000002421 cell wall Anatomy 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model provides an air lift formula row's mud device for sewage treatment system, air lift formula row's mud device sets up in the sedimentation tank, air lift formula row's mud device includes air supply pipe and air lift pipe, air lift pipe is inserted vertically and is established in the sedimentation tank, the air supply pipe has air intake and air outlet, the air intake is connected with the air pump, the air outlet is connected with air lift pipe, air supply pipe department is equipped with the solenoid valve that is used for controlling the air supply pipe break-make, air lift pipe has suction sludge mouth and row's mud mouth, suction sludge mouth and sedimentation tank intercommunication, row's mud mouth is connected with the denitration pond in advance through the backward flow groove that sets up in the upper end of sedimentation tank, perhaps be connected with the sludge impoundment through the pipeline, suction sludge mouth department is equipped with and enables the support frame of air lift pipe support in the sedimentation. The utility model discloses an air supply pipe break-make is controlled to the solenoid valve to the break-make of control air lift pipe, the valve of flowing through and the medium that provides gaseous air pump for the air supply pipe are gaseous, can not with mud direct contact, long service life, with low costs.
Description
Technical Field
the utility model relates to a sewage treatment technical field especially relates to an air lift formula row's mud device for sewage treatment system.
Background
With the industrial development and the importance of people to environmental management, in order to meet the requirements of water treatment technology development and process optimization, the advancement and stability of water treatment equipment are very important, and the sludge discharge mode used in the current sewage treatment system mainly comprises gravity sludge discharge and pump body sludge discharge.
Gravity is arranged mud and is the switching frequency through the motorised valve, utilizes the action of gravity to arrange mud, nevertheless because inevitably contains a little silt in the sewage, and the case can lead to the fact wearing and tearing because of the existence of silt when the motorised valve is closed, can cause the motorised valve card to die after wearing and tearing are serious, closes not tightly, and then causes the evacuation of sludge impoundment, sewage treatment plant system collapse, and life is short, and is with high costs.
Sludge is discharged outside the sedimentation tank through pump body work, and the pump body is soaked in mud for a long time, easily causes the damage of fibre jam and sealing member in mud seepage, the mud, and the life of mud discharging device is short, and simultaneously, the pump body is relatively poor to the mud nature adaptability of difference, overhauls the difficulty.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an air-lift sludge discharge device for a sewage treatment system is provided with the advantages of preventing sludge backflow, long service life and low cost.
In order to solve the technical problem, the utility model provides an air-lift sludge discharge device for a sewage treatment system, the sewage treatment system comprises a pre-denitrification tank, a sedimentation tank and a sludge tank, and is characterized in that the air-lift sludge discharge device is arranged in the sedimentation tank, the air-lift sludge discharge device comprises an air supply pipe and an air lift pipe, the air lift pipe is vertically inserted in the sedimentation tank, the air supply pipe is provided with an air inlet and an air outlet, the air inlet is connected with an air pump, the air outlet is connected with the air lift pipe, the air supply pipe is provided with a solenoid valve for controlling the on-off of the air supply pipe, the air lift pipe is provided with a sludge suction port and a sludge discharge port, the sludge suction port is communicated with the sedimentation tank, the sludge discharge port is connected with the pre-denitrification tank through a backflow groove arranged at the sedimentation tank or is connected with the sludge tank through a pipeline, inhale mud mouth department and be equipped with and enable the gas lift pipe supports support frame in the sedimentation tank, gas lift pipe department is equipped with the check valve.
As the preferred proposal of the utility model, the reflux groove is a U-shaped flat groove.
as the utility model discloses preferred scheme, the air stripping formula row mud device is equipped with a plurality ofly, on the cell wall of backwash tank the interval equipartition have a plurality ofly with the connecting hole that the mud discharge mouth is connected.
As the utility model discloses preferred scheme, the cell wall inboard of backwash tank is equipped with the fender mud cover that is used for preventing mud and dirt from splashing, just it sets up in to keep off the mud cover the upside of connecting hole.
As the utility model discloses preferred scheme, the support frame is the tubular structure, the upper end pipe diameter of support frame reduces gradually from bottom to top, and with inhale mud mouth intercommunication, the interval is equipped with rectangular hole on the lower extreme lateral wall of support frame.
As the utility model discloses preferred scheme, be equipped with the three-way pipe that is used for observing the gas stripping pipe mud flow on the gas stripping pipe, the three-way pipe level sets up, two horizontal interfaces of three-way pipe respectively with the gas stripping pipe concatenates, the perpendicular interface of three-way pipe sets up.
As a preferred aspect of the present invention, the air supply pipe is provided with a manual valve for controlling the ventilation amount of air.
As the utility model discloses preferred scheme, the air outlet through the reducing tee with the gas lift union coupling.
Implement the utility model discloses an air lift formula row's mud device for sewage treatment system compares with prior art, has following beneficial effect:
When the device is used, the electromagnetic valve is opened, air enters the stripper tube through the air supply tube, the density of liquid in the stripper tube is smaller than that outside the stripper tube, the water pressure in the stripper tube is smaller than that outside the stripper tube, sludge in the sedimentation tank is pressed into the stripper tube under the action of the water pressure difference inside and outside the stripper tube, and then the sludge is discharged into the pre-denitration tank or the sludge tank through the reflux groove or the pipeline; after the sludge remover is used, the electromagnetic valve is closed, air is blocked from entering the air stripping pipe, the water pressure difference inside and outside the air stripping pipe disappears, and sludge discharge is stopped; therefore, the electromagnetic valve on the air supply pipe is used for controlling the on-off of the air supply pipe so as to control the on-off of the air stripping pipe, and media flowing through the valve and the air pump for supplying air to the air supply pipe are all gas, so that the air stripping pipe cannot be directly contacted with sludge, is not easy to damage, and has long service life and low cost; meanwhile, the gas stripping pipe is provided with a check valve, so that the reverse flow of the sludge in the reflux tank or the pipeline back to the sedimentation tank is effectively prevented.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is a schematic structural view of an air-lift sludge discharge device for a sewage treatment system provided by the present invention;
FIG. 2 is a schematic structural diagram of the connection of the air stripping sludge discharge device and a reflux tank;
The labels in the figure are: 1 is the backward flow groove, 2 is the air supply pipe, 3 is the air stripping pipe, 4 is the sedimentation tank, 5 is the air intake, 6 is the air outlet, 7 is the solenoid valve, 8 is the mud mouth, 9 is the mud mouth, 10 is the support frame, 11 is the check valve, 12 is the fender mud cover, 13 is three way connection.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, the present invention provides a preferred embodiment of an air-lift sludge discharging device for a sewage treatment system, the sewage treatment system comprises a pre-denitration tank, a sedimentation tank 4 and a sludge tank, the air-lift sludge discharging device is arranged in the sedimentation tank 4, the air-lift sludge discharging device comprises an air supply pipe 2 and an air-lift pipe 3, the air-lift pipe 3 is vertically inserted in the sedimentation tank 4, the air supply pipe 2 has an air inlet 5 and an air outlet 6, the air inlet 5 is connected with an air pump, the air outlet 6 is connected with the air-lift pipe 3, the air supply pipe 2 is provided with a solenoid valve 7 for controlling the on-off of the air supply pipe 2, the air-lift pipe 3 has a sludge suction port 8 and a sludge discharge port 9, the sludge suction port 8 is communicated with the sedimentation tank 4, the sludge discharge port 9 is connected with the pre-denitration tank through a backflow groove 1 arranged at the upper end of the sedimentation tank, or is connected with the sludge tank through a pipeline, a support frame 10 which can support the gas stripping pipe 3 in the sedimentation tank 4 is arranged at the sludge suction port 8, and a check valve 11 is arranged at the gas stripping pipe 3.
When the device is used, the electromagnetic valve 7 is opened, air enters the gas stripping pipe 3 through the air supply pipe 2, the density of liquid in the gas stripping pipe 3 is smaller than that outside the gas stripping pipe, the water pressure in the gas stripping pipe 3 is smaller than that outside the gas stripping pipe 3, under the action of the water pressure difference inside and outside the gas stripping pipe 3, sludge in the sedimentation tank 4 is pressed into the gas stripping pipe 3 and then is discharged into a pre-denitration tank through the reflux groove 1 or is discharged into a sludge tank through a pipeline; after the device is used, the electromagnetic valve 7 is closed, air is blocked from entering the air stripping pipe 3, the water pressure difference inside and outside the air stripping pipe 3 disappears, and the sludge discharge is stopped; therefore, the electromagnetic valve 7 on the air supply pipe 2 is used for controlling the on-off of the air supply pipe 2, so that the on-off of the air stripping pipe 3 is controlled, the valve is not arranged on the air stripping pipe 3, and the valve and a medium of an air pump for providing air for the air supply pipe 2 are all gas, so that the air pump cannot be directly contacted with sludge, is not easy to damage, and has long service life and low cost; meanwhile, the gas stripping pipe 3 is provided with a check valve 11, so that the reverse flow of the sludge in the reflux tank 1 or the pipeline back to the sedimentation tank 4 is effectively prevented.
Illustratively, the return tank 1 is a U-shaped flat tank, that is, the height of the return tank is low, the width of the return tank is large, the height of the whole equipment is effectively reduced, the effective volume for conveying sludge is increased, the efficiency is high, the sludge is not easy to block, and the sludge is convenient to lay.
Exemplarily, the air stripping type mud discharging device is provided with a plurality of, the interval equipartition have a plurality of with on the cell wall of backwash tank 1 the connecting hole that mud discharge port 9 is connected improves mud discharging efficiency.
Exemplarily, in order to prevent the sludge from splashing, a sludge blocking cover for preventing the sludge from splashing is arranged on the inner side of the wall of the backflow groove, and the sludge blocking cover is arranged on the upper side of the connecting hole.
Exemplarily, the support frame 10 is the tubular structure, the upper end pipe diameter of support frame 10 reduces gradually from bottom to top, and with inhale mud mouth 8 intercommunication, the interval is equipped with rectangular hole on the lower extreme lateral wall of support frame 10, makes the air lift formula arrange mud device more firmly set up in the sedimentation tank.
Illustratively, in order to observe the sludge flow of the stripping pipe 3, the stripping pipe 3 is provided with a three-way pipe 13, the three-way pipe 13 is horizontally arranged, two horizontal connectors of the three-way pipe 13 are respectively connected with the stripping pipe in series, and a vertical connector of the three-way pipe 13 is arranged upwards.
Illustratively, the air supply pipe 2 is provided with a manual valve for controlling the ventilation of air, thereby controlling the sludge discharge rate.
Exemplarily, the air outlet 6 is connected with the air stripping pipe 3 through a reducing tee joint, and the connection is tight.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (8)
1. An air-lift sludge discharge device for a sewage treatment system, the sewage treatment system comprises a pre-denitrification pool, a sedimentation pool and a sludge pool, and is characterized in that the air-lift sludge discharge device is arranged in the sedimentation pool and comprises an air supply pipe and an air lift pipe, the air lift pipe is vertically inserted in the sedimentation pool, the air supply pipe is provided with an air inlet and an air outlet, the air inlet is connected with an air pump, the air outlet is connected with the air lift pipe, the air supply pipe is provided with a solenoid valve for controlling the on-off of the air supply pipe, the air lift pipe is provided with a sludge suction port and a sludge discharge port, the sludge suction port is communicated with the sedimentation pool, the sludge discharge port is connected with the pre-denitrification pool through a backflow groove arranged at the upper end of the sedimentation pool or is connected with the sludge pool through a pipeline, the sludge suction port is provided with a support frame capable of supporting the air lift pipe in the sedimentation pool, and a check valve is arranged at the gas stripping pipe.
2. The air-lift sludge discharge apparatus for sewage treatment system of claim 1 wherein said recirculation tank is a U-shaped flat tank.
3. The air-lift sludge discharge device for a sewage treatment system of claim 1, wherein a plurality of air-lift sludge discharge devices are provided, and a plurality of connecting holes connected with the sludge discharge port are uniformly distributed on the wall of the backflow groove at intervals.
4. The air-lift sludge discharging device for sewage treatment system according to claim 3, wherein a sludge blocking cover for preventing sludge from splashing is provided inside the wall of the return tank, and the sludge blocking cover is provided on the upper side of the connecting hole.
5. The air-lift sludge discharge device for sewage treatment system of claim 1 wherein the support frame is a tubular structure, the diameter of the upper end of the support frame is gradually reduced from bottom to top and is communicated with the sludge suction port, and the sidewall of the lower end of the support frame is provided with long holes at intervals.
6. The air-lift sludge discharge device for a sewage treatment system of claim 1 wherein the air lift pipe is provided with a three-way pipe for observing the sludge flow of the air lift pipe, the three-way pipe is horizontally arranged, two horizontal connectors of the three-way pipe are respectively connected in series with the air lift pipe, and a vertical connector of the three-way pipe is upwards arranged.
7. The air-lift sludge discharge apparatus for sewage treatment system of claim 1 wherein said air supply pipe is provided with a manual valve for controlling the ventilation of air.
8. The air-lift sludge discharge apparatus for a sewage treatment system of claim 1 wherein said air outlet is connected to said air lift pipe by a reducer tee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920433961.XU CN209759253U (en) | 2019-03-29 | 2019-03-29 | A mud device is arranged to air lift formula for sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920433961.XU CN209759253U (en) | 2019-03-29 | 2019-03-29 | A mud device is arranged to air lift formula for sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209759253U true CN209759253U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920433961.XU Active CN209759253U (en) | 2019-03-29 | 2019-03-29 | A mud device is arranged to air lift formula for sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209759253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702199A (en) * | 2022-03-21 | 2022-07-05 | 北京科净源科技股份有限公司 | Sewage treatment equipment and sewage treatment process |
-
2019
- 2019-03-29 CN CN201920433961.XU patent/CN209759253U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114702199A (en) * | 2022-03-21 | 2022-07-05 | 北京科净源科技股份有限公司 | Sewage treatment equipment and sewage treatment process |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518100 complete set of villa 1, Taohuayuan science and Technology Innovation Park, Tiegang community, Xixiang street, Bao'an District, Shenzhen, Guangdong Province Patentee after: SHENZHEN HEXU TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 518000 Shenzhou Chuangfu V22, 13th floor, block B, TCL building, No. 6, Gaoxin South 1st Road, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN HEXU TECHNOLOGY DEVELOPMENT CO.,LTD. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 518000, Building 10, A2601, Shenzhen Bay Science and Technology Ecological Park, No. 10 Gaoxin South Ninth Road, Gaoxin Community, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN HEXU TECHNOLOGY DEVELOPMENT CO.,LTD. Country or region after: China Address before: 518100 complete set of villa 1, Taohuayuan science and Technology Innovation Park, Tiegang community, Xixiang street, Bao'an District, Shenzhen, Guangdong Province Patentee before: SHENZHEN HEXU TECHNOLOGY DEVELOPMENT CO.,LTD. Country or region before: China |