CN209809607U - Lifting well capable of pretreating water body - Google Patents
Lifting well capable of pretreating water body Download PDFInfo
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- CN209809607U CN209809607U CN201920187674.5U CN201920187674U CN209809607U CN 209809607 U CN209809607 U CN 209809607U CN 201920187674 U CN201920187674 U CN 201920187674U CN 209809607 U CN209809607 U CN 209809607U
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- guide pipe
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Abstract
The utility model provides a lifting well capable of pretreating water body, which comprises a sewage standing and settling cavity and a lower clear liquid storage cavity which are adjacently arranged; the sewage standing and precipitating cavity is provided with a sewage inlet of a lifting well precipitating cavity; the sewage standing and settling cavity is provided with a guide pipe leading to the lower clear liquid storage cavity from bottom to top; the mounting height of the nozzle of the flow guide pipe leading to the supernatant storage cavity is lower than that of the sewage inlet of the settling cavity of the lifting well; the utility model discloses can effectively stew the preliminary treatment in order to do benefit to the purification of follow-up microbial treatment process to the water to rural domestic sewage.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment technique and specifically relates to a can be to water preliminary treatment's lift-well.
Background
In rural domestic sewage treatment facilities, the lift-pit plays the effect of neutralizing sewage load concentration and adjusting the water yield in different periods of time in the sewage treatment process, but the following problems are often encountered in the current rural sewage treatment process:
1. containing oil stains, such as oil-containing waste water which is discarded by people from time to time in a kitchen;
2. a resident without the septic tank can pour the liquid dung into the sewer pipeline;
3. the sewage contains a large amount of solid small particles which are difficult to filter by a grid;
the domestic sewage treatment generally adopts an anaerobic/aerobic process, including a microbial treatment process, and under the treatment process, oil stains flowing into a sewage lifting well, sewage which is not decomposed by a septic tank and other tiny particulate matters can directly influence the sewage treatment effect.
Disclosure of Invention
The utility model provides a can be to the lift-well of water preliminary treatment, can effectively stew the preliminary treatment in order to do benefit to the purification of follow-up microbial treatment process to the water to rural domestic sewage.
The utility model adopts the following technical scheme.
An elevator shaft capable of pretreating a water body comprises a sewage standing and settling cavity and a lower clear liquid storage cavity which are adjacently arranged; the sewage standing and precipitating cavity is provided with a sewage inlet of a lifting well precipitating cavity; the sewage standing and settling cavity is provided with a guide pipe leading to the lower clear liquid storage cavity from bottom to top; the nozzle of the draft tube leading to the supernatant storage cavity is arranged at a lower height than the sewage inlet of the settling cavity of the lift well.
The flow guide pipe is a sewage flow guide pipe used for guiding the supernatant in the sewage standing and precipitating cavity into the supernatant storage cavity; a sewage inlet of a settling cavity of the lifting well is formed in the side wall of the upper part of the sewage standing and settling cavity and communicated with the outside; the lower clear liquid storage cavity is communicated with the sewage standing and precipitating cavity through a sewage guide pipe; the inlet of the sewage guide pipe is arranged at the lower part of the sewage standing and precipitating cavity, and the inlet is immersed below the liquid level; the outlet of the sewage guide pipe is arranged at the lower clear liquid storage cavity; the outlet of the sewage guide pipe is higher than the inlet of the sewage guide pipe; and a sewage conveying device is arranged at the lower clear liquid storage cavity.
The sewage conveying device is a submersible sewage pump; the lower clear liquid storage cavity and the sewage standing and precipitating cavity are the same in height, and the volume of the lower clear liquid storage cavity is larger than that of the sewage standing and precipitating cavity.
The water body pretreatment capacity of the lift well is within 100 tons.
The sewage standing and precipitating cavity is communicated with a first inspection hole of the lifting well; the lower clear liquid storage cavity is communicated with the second inspection port of the lifting well.
The top of the sewage standing and precipitating cavity is provided with a cleaning hole.
A sundries filtering device is arranged at a sewage inlet of the sewage standing and precipitating cavity; the impurity filtering device comprises a grating.
The pipe diameter of the sewage guide pipe is not less than 200 mm.
The utility model discloses owing to set up dedicated sewage sedimentation chamber that stews, consequently can be through stewing to domestic sewage, make the sewage layering and derive the lower clear liquid in the layering and be used for subsequent microbiological treatment to can reduce the greasy dirt that flows into the sewage lifting well, not the interference of septic tank septic sewage and other small particulate matters to follow-up water purification technology, promote follow-up water purification's effect and efficiency.
The utility model discloses in, because there is strict injecing to the export of sewage honeycomb duct, the height and the position of entry, and the clear liquid stores the chamber down, sewage sedimentation chamber that stews only communicates with each other with the sewage honeycomb duct, consequently can avoid the filth to get into down the clear liquid in a large number and store the chamber, and drawing of clear liquid need not extra power can be accomplished moreover, has saved the electric power energy effectively.
Drawings
The invention will be described in further detail with reference to the following drawings and detailed description:
FIG. 1 is a schematic diagram of the present invention;
in the figure: 1-a lift well settling chamber sewage inlet; 2-lift well first inspection port; 3-a sewage conveying device; 4-sewage flow guide pipe; 5-sewage standing and precipitating cavity; 6-lower clear liquid storage cavity; 7-inlet of sewage guide pipe; 8-the outlet of the sewage draft tube; 9-lift well second inspection port.
Detailed Description
As shown in figure 1, the lift well capable of pretreating the water body comprises a sewage standing and settling cavity 5 and a supernatant storage cavity 6 which are adjacently arranged; the sewage standing and precipitating cavity is provided with a lifting well precipitating cavity sewage inlet 1; the sewage standing and settling cavity is provided with a guide pipe leading to the lower clear liquid storage cavity from bottom to top; the nozzle of the draft tube leading to the supernatant storage cavity is arranged at a lower height than the sewage inlet of the settling cavity of the lift well.
The flow guide pipe is a sewage flow guide pipe 4 used for guiding the supernatant in the sewage standing and precipitating cavity into the supernatant storage cavity; a sewage inlet 1 of a settling cavity of the lifting well is arranged on the side wall of the upper part of the sewage standing and settling cavity 5 and communicated with the outside; the lower clear liquid storage cavity 6 is communicated with the sewage standing and precipitating cavity 5 through a sewage guide pipe 4; the inlet 7 of the sewage guide pipe 4 is arranged at the lower part of the sewage standing and precipitating cavity 5, and the inlet 7 is immersed under the liquid level; the outlet 8 of the sewage guide pipe is arranged at the lower clear liquid storage cavity 6; the outlet 8 of the sewage guide pipe is higher than the inlet 7 of the sewage guide pipe; and a sewage conveying device 3 is arranged at the lower clear liquid storage cavity.
The sewage conveying device is a submersible sewage pump; the lower clear liquid storage cavity and the sewage standing and precipitating cavity are the same in height, and the volume of the lower clear liquid storage cavity is larger than that of the sewage standing and precipitating cavity.
The water body pretreatment capacity of the lift well is within 100 tons.
The sewage standing and precipitating cavity 5 is communicated with the first inspection hole 2 of the lift well; the supernatant reservoir is communicated with the second inspection port 9 of the lift well.
The top of the sewage standing and precipitating cavity is provided with a cleaning hole.
A sundries filtering device is arranged at a sewage inlet of the sewage standing and precipitating cavity; the impurity filtering device comprises a grating.
The pipe diameter of the sewage guide pipe is not less than 200 mm.
Example (b):
after the rural domestic sewage flows into the sewage standing and precipitating cavity 5, the liquid level gradually rises, the sewage can be layered due to slow water flow at the lower part of the sewage standing and precipitating cavity 5, light impurities such as oil stains, feces and the like float upwards, so that the sewage at the lower part is clearer to form a lower clear liquid, after the liquid level of the sewage standing and precipitating cavity 5 is higher than the outlet 8 of the sewage guide pipe, the liquid level of the sewage standing and precipitating cavity is higher than the liquid level of the lower clear liquid storage cavity, the sewage at the lower part of the sewage standing and precipitating cavity flows into the lower clear liquid storage cavity through the sewage guide pipe under the action of water pressure, and then the sewage is pumped out to the next sewage treatment.
The supernatant in the supernatant storage cavity can be further stood for layering, and the submersible sewage pump works according to preset time to pump out the liquid in the lower layer of the supernatant after the supernatant storage cavity is stood again.
Claims (7)
1. A lift-well that can be to water preliminary treatment which characterized in that: comprises a sewage standing and precipitating cavity and a lower clear liquid storage cavity which are adjacently arranged; the sewage standing and precipitating cavity is provided with a sewage inlet of a lifting well precipitating cavity; the sewage standing and settling cavity is provided with a guide pipe leading to the lower clear liquid storage cavity from bottom to top; the nozzle of the draft tube leading to the supernatant storage cavity is arranged at a lower height than the sewage inlet of the settling cavity of the lift well.
2. A lift well for the pretreatment of a body of water according to claim 1, wherein: the flow guide pipe is a sewage flow guide pipe used for guiding the supernatant in the sewage standing and precipitating cavity into the supernatant storage cavity; a sewage inlet of a settling cavity of the lifting well is formed in the side wall of the upper part of the sewage standing and settling cavity and communicated with the outside; the lower clear liquid storage cavity is communicated with the sewage standing and precipitating cavity through a sewage guide pipe; the inlet of the sewage guide pipe is arranged at the lower part of the sewage standing and precipitating cavity, and the inlet is immersed below the liquid level; the outlet of the sewage guide pipe is arranged at the lower clear liquid storage cavity; the outlet of the sewage guide pipe is higher than the inlet of the sewage guide pipe; and a sewage conveying device is arranged at the lower clear liquid storage cavity.
3. A lift well for the pretreatment of a body of water according to claim 2, wherein: the sewage conveying device is a submersible sewage pump; the lower clear liquid storage cavity and the sewage standing and precipitating cavity are the same in height, and the volume of the lower clear liquid storage cavity is larger than that of the sewage standing and precipitating cavity.
4. A lift well for the pretreatment of a body of water according to claim 1, wherein: the sewage standing and precipitating cavity is communicated with a first inspection hole of the lifting well; the lower clear liquid storage cavity is communicated with the second inspection port of the lifting well.
5. A lift well for the pretreatment of a body of water according to claim 1, wherein: the top of the sewage standing and precipitating cavity is provided with a cleaning hole.
6. A lift well for the pretreatment of a body of water according to claim 1, wherein: a sundries filtering device is arranged at a sewage inlet of the sewage standing and precipitating cavity; the impurity filtering device comprises a grating.
7. A lift well for the pretreatment of a body of water according to claim 2, wherein: the pipe diameter of the sewage guide pipe is not less than 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920187674.5U CN209809607U (en) | 2019-02-03 | 2019-02-03 | Lifting well capable of pretreating water body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920187674.5U CN209809607U (en) | 2019-02-03 | 2019-02-03 | Lifting well capable of pretreating water body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209809607U true CN209809607U (en) | 2019-12-20 |
Family
ID=68872877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920187674.5U Active CN209809607U (en) | 2019-02-03 | 2019-02-03 | Lifting well capable of pretreating water body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209809607U (en) |
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2019
- 2019-02-03 CN CN201920187674.5U patent/CN209809607U/en active Active
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