CN215049518U - Rural domestic sewage treatment plant of integration - Google Patents
Rural domestic sewage treatment plant of integration Download PDFInfo
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- CN215049518U CN215049518U CN202121071451.6U CN202121071451U CN215049518U CN 215049518 U CN215049518 U CN 215049518U CN 202121071451 U CN202121071451 U CN 202121071451U CN 215049518 U CN215049518 U CN 215049518U
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Abstract
The utility model provides an integrated rural domestic sewage treatment device, include: the sewage treatment device comprises a sewage treatment tank and a gas water dissolving device, wherein the sewage treatment tank comprises an adjusting tank, an aerobic tank, an anoxic tank, a sedimentation tank and a clean water tank which are sequentially arranged, a sewage inlet is formed in the adjusting tank, and a clean water outlet is formed in the clean water tank; dissolve the air water installation and include the sewage elevator pump, dissolve gas pitcher, air compressor, the inlet tube of sewage elevator pump stretches into in the equalizing basin, the outlet pipe with the water inlet of dissolving the gas pitcher links to each other, air compressor with the air inlet of dissolving the gas pitcher links to each other, the outlet pipe of dissolving the gas pitcher stretches into bottom in the aerobic tank. The utility model discloses utilize air compressor and sewage elevator pump to make the pressurized water and the pressurized air that dissolve in the air cylinder form double-phase dissolved air water to provide the required oxygen of microorganism metabolism, the oxygen utilization ratio is higher, but air compressor intermittent type formula operation reduces the oxygen suppliment power consumption effectively.
Description
Technical Field
The utility model relates to a rural domestic sewage treatment equipment technical field specifically relates to a rural domestic sewage treatment plant of integration.
Background
The existing integrated rural domestic sewage treatment equipment generally comprises a regulating tank, an aerobic tank, an anoxic tank, a sedimentation tank and a clean water tank which are sequentially arranged, wherein an aeration disc and an air distribution pipeline are arranged at the bottom in the aerobic tank, an air blower is connected with the aeration disc, air flowing out of the aeration disc enters the oxidation tank, generated micro-fine bubbles are uniformly distributed in the aerobic tank, and activated sludge is suspended in the aerobic tank under the action of aeration stirring or exists on a preset carrier in the aerobic tank in a form of a biological membrane. However, the existing integrated rural domestic sewage treatment equipment has the following disadvantages: firstly, the blower needs to continuously operate to continuously supply air to the aerobic tank so as to ensure the aerobic environment of the aerobic tank, and the continuous operation of the blower generates a large amount of electricity consumption; air is supplied by the blower and the aeration disc, oxygen is difficult to dissolve, the utilization rate of the unidirectional gaseous air is low, and a large amount of air is not dissolved in sewage, so that the air overflows and energy consumption is wasted; thirdly, the air is supplied through the blower and the aeration disc, the bubbles are large, the combination of oxygen, pollutants and microorganisms is not facilitated, and the utilization rate of the oxygen is low; and fourthly, when the aeration is carried out through the air blower and the aeration disc, the impact force of the bubbles is large, the shearing action of the bubbles is not beneficial to the implantation of the biological membrane, and the activated sludge floc is easy to damage.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an integrated rural domestic sewage treatment device, include:
the sewage treatment device comprises a sewage treatment tank, wherein the sewage treatment tank comprises an adjusting tank (1), an aerobic tank (2), an anoxic tank (3), a sedimentation tank (4) and a clean water tank (5) which are sequentially arranged, a sewage inlet (101) is formed in the adjusting tank (1), the aerobic tank (2) is communicated with the upper part of the anoxic tank (3), the anoxic tank (3) is communicated with the lower part of the sedimentation tank (4), a channel (402) communicated with the clean water tank (5) is formed in the upper part of the sedimentation tank (4), and a clean water outlet (501) is formed in the clean water tank (5);
dissolve the air water installation, dissolve the air water installation and include sewage elevator pump (102), dissolve gas pitcher (203), air compressor (7), the inlet tube of sewage elevator pump (102) stretches into in equalizing basin (1), the outlet pipe with dissolve the water inlet of gas pitcher (203) and link to each other, air compressor (7) with dissolve the air inlet of gas pitcher (203) and link to each other, the outlet pipe of dissolving gas pitcher (203) stretches into bottom in aerobic tank (2).
Further, the device also comprises a bubble releaser (202) arranged at the bottom in the aerobic tank (2), wherein the bubble releaser (202) is connected with a water outlet pipe of the dissolved air tank (203).
Further, the gas-liquid outlet of the bubble releaser (202) faces to the bottom of the aerobic tank (2).
Furthermore, a first biological filler (201) is arranged in the aerobic tank (2), a second biological filler (301) is arranged in the anoxic tank (3), and an inclined tube filler (401) is arranged in the sedimentation tank (4).
Further, still include bagger (6), bagger (6) set up in the bottom in oxygen deficiency pond (3) and sedimentation tank (4).
Further, the sludge treatment device also comprises a sludge pump (601), and the input end of the sludge pump (601) is communicated with the sludge hopper (6).
When the integrated rural domestic sewage treatment device provided by the utility model is used, rural domestic sewage is discharged into the regulating reservoir through the sewage inlet, the sewage lifting pump pumps the sewage in the regulating reservoir into the dissolved air tank, meanwhile, the air compressor conveys compressed air into the dissolved air tank, and pressurized water and pressurized air form two-phase dissolved air water in the dissolved air tank, so that the sewage is dissolved into oxygen in advance; the dissolved air sewage enters the aerobic tank through the bubble releaser in a micro-bubble mode, because bubbles of the dissolved air water are fine, the activated sludge on the first biological filler is easier to intercept, adsorb and degrade pollutants in the dissolved air water, meanwhile, the dissolved air water can wrap the activated sludge suspended in the water to float upwards to form a three-phase polymer, and oxygen in the dissolved air water is used for degrading the pollutants in the sewage; the gas-liquid outlet of the bubble releaser faces the bottom of the aerobic tank, so that the deposition of sludge at the bottom of the aerobic tank is reduced as much as possible, the floating speed of micro bubbles is delayed, the releasing pressure is reduced, and the contact time of the gas-dissolved water and the filler is prolonged; then, sewage in the oxidation tank rises and enters the anoxic tank from the upper part of the tank body, the sewage continuously sinks after entering the anoxic tank, dissolved oxygen in the sewage is also continuously reduced, an anoxic environment is finally formed, and the sewage is denitrified by a biological film on the biological filler II; the sewage in the anoxic tank enters the sedimentation tank from the bottom, the sedimentation tank is internally provided with an inclined tube filler, and the suspended sludge sinks to the anoxic tank and a sludge hopper at the bottom of the sedimentation tank and is periodically discharged through a sludge pump in the process that the sewage rises in the sedimentation tank; the clear water after precipitation overflows to the clear water pond from the upper portion of precipitation section, can take corresponding disinfection measures as required and discharge up to standard.
The utility model utilizes the functions of the air compressor and the sewage lifting pump to ensure that the pressurized water and the pressurized air in the air dissolving tank form two-phase air dissolving water so as to provide oxygen required by microorganism metabolism, the oxygen utilization rate is higher, the air compressor can intermittently run, and the power consumption of oxygen supply is effectively reduced; the flow velocity of the sewage in the anoxic tank is lower, the flow velocity of the sewage in the sedimentation tank is lower, and the sedimentation effect is enhanced; the bottom of the anoxic tank and the bottom of the sedimentation tank adopt a communicated structure, and the anoxic tank can distribute water to the sedimentation tank while performing an anoxic reaction.
Drawings
FIG. 1 is a schematic structural view of an integrated rural domestic sewage treatment device provided by the utility model;
wherein, 1, adjusting a pool; 101. a sewage inlet; 102. a sewage lift pump; 2. an aerobic tank; 201. biological filler I; 202. a bubble releaser; 203. a dissolved air tank; 3. an anoxic tank; 301. a second biological filler; 4. a sedimentation tank; 401. filling the inclined tube; 402. a channel; 5. a clean water tank; 501. a clear water outlet; 6. a mud bucket; 601. a sludge pump; 7. an air compressor.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figure 1, the utility model provides an integrated rural domestic sewage treatment device, include: the sewage treatment device comprises a sewage treatment tank and a gas water dissolving device, wherein the sewage treatment tank comprises an adjusting tank 1, an aerobic tank 2, an anoxic tank 3, a sedimentation tank 4 and a clean water tank 5 which are sequentially arranged, a sewage inlet 101 is formed in the adjusting tank 1, the aerobic tank 2 is communicated with the upper part of the anoxic tank 3, the anoxic tank 3 is communicated with the lower part of the sedimentation tank 4, a channel 402 communicated with the clean water tank 5 is formed in the upper part of the sedimentation tank 4, and a clean water outlet 501 is formed in the clean water tank 5; dissolve the gas water installation and include sewage elevator pump 102, dissolve gas pitcher 203, air compressor 7, the inlet tube of sewage elevator pump 102 stretches into in the equalizing basin 1, the outlet pipe with dissolve the water inlet of gas pitcher 203 and link to each other, air compressor 7 with dissolve the air inlet of gas pitcher 203 and link to each other, the outlet pipe that dissolves the gas pitcher 203 stretches into bottom in the good oxygen pond 2. The aerobic pool is characterized by further comprising a bubble releaser 202 arranged at the bottom in the aerobic pool 2, wherein the bubble releaser 202 is connected with a water outlet pipe of the dissolved air tank 203, and a gas-liquid outlet of the bubble releaser 202 faces to the pool bottom of the aerobic pool 2.
Specifically, a first biological filler 201 is arranged in the aerobic tank 2, a second biological filler 301 is arranged in the anoxic tank 3, and an inclined tube filler 401 is arranged in the sedimentation tank 4; the anaerobic sludge treatment device is characterized by further comprising a mud bucket 6 and a sludge pump 601, wherein the mud bucket 6 is arranged at the bottom of the anoxic tank 3 and the bottom of the sedimentation tank 4, and the input end of the sludge pump 601 is communicated with the mud bucket 6.
The utility model discloses a theory of operation does:
when the device is used, rural domestic sewage is discharged into the regulating tank through the sewage inlet, the sewage lifting pump pumps the sewage in the regulating tank into the dissolved air tank, the air compressor conveys compressed air into the dissolved air tank, and pressurized water and the pressurized air form two-phase dissolved air water in the dissolved air tank so as to dissolve the sewage into oxygen in advance; the dissolved air sewage enters the aerobic tank through the bubble releaser in a micro-bubble mode, because bubbles of the dissolved air water are fine, the activated sludge on the first biological filler is easier to intercept, adsorb and degrade pollutants in the dissolved air water, meanwhile, the dissolved air water can wrap the activated sludge suspended in the water to float upwards to form a three-phase polymer, and oxygen in the dissolved air water is used for degrading the pollutants in the sewage; the gas-liquid outlet of the bubble releaser faces the bottom of the aerobic tank, so that the deposition of sludge at the bottom of the aerobic tank is reduced as much as possible, the floating speed of micro bubbles is delayed, the releasing pressure is reduced, and the contact time of the gas-dissolved water and the filler is prolonged; then, sewage in the oxidation tank rises and enters the anoxic tank from the upper part of the tank body, the sewage continuously sinks after entering the anoxic tank, dissolved oxygen in the sewage is also continuously reduced, an anoxic environment is finally formed, and the sewage is denitrified by a biological film on the biological filler II; the sewage in the anoxic tank enters the sedimentation tank from the bottom, the sedimentation tank is internally provided with an inclined tube filler, and the suspended sludge sinks to the anoxic tank and a sludge hopper at the bottom of the sedimentation tank and is periodically discharged through a sludge pump in the process that the sewage rises in the sedimentation tank; the clear water after precipitation overflows to the clear water pond from the upper portion of precipitation section, can take corresponding disinfection measures as required and discharge up to standard.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a rural domestic sewage treatment plant of integration which characterized in that includes:
the sewage treatment device comprises a sewage treatment tank, wherein the sewage treatment tank comprises an adjusting tank (1), an aerobic tank (2), an anoxic tank (3), a sedimentation tank (4) and a clean water tank (5) which are sequentially arranged, a sewage inlet (101) is formed in the adjusting tank (1), the aerobic tank (2) is communicated with the upper part of the anoxic tank (3), the anoxic tank (3) is communicated with the lower part of the sedimentation tank (4), a channel (402) communicated with the clean water tank (5) is formed in the upper part of the sedimentation tank (4), and a clean water outlet (501) is formed in the clean water tank (5);
dissolve the air water installation, dissolve the air water installation and include sewage elevator pump (102), dissolve gas pitcher (203), air compressor (7), the inlet tube of sewage elevator pump (102) stretches into in equalizing basin (1), the outlet pipe with dissolve the water inlet of gas pitcher (203) and link to each other, air compressor (7) with dissolve the air inlet of gas pitcher (203) and link to each other, the outlet pipe of dissolving gas pitcher (203) stretches into bottom in aerobic tank (2).
2. The integrated rural domestic sewage treatment device according to claim 1, further comprising a bubble releaser (202) arranged at the bottom of the aerobic tank (2), wherein the bubble releaser (202) is connected with a water outlet pipe of the dissolved air tank (203).
3. The integrated rural domestic sewage treatment device according to claim 2, wherein the gas-liquid outlet of the bubble releaser (202) is towards the bottom of the aerobic tank (2).
4. The integrated rural domestic sewage treatment device according to claim 1, wherein a first biological filler (201) is arranged in the aerobic tank (2), a second biological filler (301) is arranged in the anoxic tank (3), and an inclined tube filler (401) is arranged in the sedimentation tank (4).
5. The integrated rural domestic sewage treatment device according to claim 1, further comprising a mud bucket (6), wherein the mud bucket (6) is arranged at the bottom in the anoxic tank (3) and the sedimentation tank (4).
6. The integrated rural domestic sewage treatment device according to claim 5, further comprising a sludge pump (601), wherein an input end of the sludge pump (601) is communicated with the mud bucket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121071451.6U CN215049518U (en) | 2021-05-19 | 2021-05-19 | Rural domestic sewage treatment plant of integration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121071451.6U CN215049518U (en) | 2021-05-19 | 2021-05-19 | Rural domestic sewage treatment plant of integration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215049518U true CN215049518U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121071451.6U Active CN215049518U (en) | 2021-05-19 | 2021-05-19 | Rural domestic sewage treatment plant of integration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215049518U (en) |
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2021
- 2021-05-19 CN CN202121071451.6U patent/CN215049518U/en active Active
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