CN111517578A - Sewage treatment process capable of achieving automatic disinfection based on buoyancy effect - Google Patents
Sewage treatment process capable of achieving automatic disinfection based on buoyancy effect Download PDFInfo
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- CN111517578A CN111517578A CN202010387042.0A CN202010387042A CN111517578A CN 111517578 A CN111517578 A CN 111517578A CN 202010387042 A CN202010387042 A CN 202010387042A CN 111517578 A CN111517578 A CN 111517578A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
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Abstract
The invention belongs to the field of sewage treatment, and particularly relates to a sewage treatment process capable of automatically disinfecting based on buoyancy, which mainly comprises the following processing steps: grid, aeration precipitate, A2/O, secondary precipitate and disinfection, the degassing unit who uses includes the disinfection pond among the above-mentioned sewage treatment process, and the disinfection pond is narrow round platform shape structure under the upper width, and the disinfection pond top is equipped with the water inlet oblique downward tangent with disinfection pond lateral wall, and disinfection pond top end fixedly connected with connecting block, connecting block fixedly connected with are located the central disinfection mechanism of disinfection pond, and disinfection mechanism includes the casing. According to the invention, through the arrangement of the floating plate, the connecting rod and other structures, when sewage enters the disinfection tank, the floating plate can float under the buoyancy action of water and drive the connecting rod fixedly connected with the floating plate to move upwards, and the connecting rod can push the control plate to move upwards and enable disinfectant to enter the disinfection tank from the control cavity through the liquid outlet pipe, so that the disinfectant is automatically discharged.
Description
Technical Field
The invention belongs to the field of sewage treatment, and particularly relates to a sewage treatment process capable of automatically disinfecting based on buoyancy.
Background
The sewage treatment refers to a water treatment process for treating sewage, such as examined sewage, industrial wastewater and the like, which can cause adverse effects on the environment, purifying the sewage, and directly discharging the sewage into a water area or recycling the sewage after reaching a required standard.
Sewage treatment mainly includes grid, aeration precipitation, A2/O, secondary precipitation and disinfection etc. wherein among the disinfection technology, need handle sewage with disinfectant, but if spill disinfectant into sewage at present and make disinfectant freely diffuse in sewage and handle sewage, then can need a large amount of time to make disinfectant fully mix and disinfect to sewage, if accelerate the mixing velocity of disinfectant and sewage, present technology generally adopts the motor to drive agitating unit and makes disinfectant and sewage accelerate the mixing, but so can increase unnecessary energy loss.
Disclosure of Invention
The invention aims to solve the problems and provides a sewage treatment process capable of automatically disinfecting based on buoyancy.
In order to achieve the purpose, the invention adopts the following technical scheme: a sewage treatment process based on buoyancy and capable of automatically disinfecting mainly comprises the following steps:
an S1 grid, wherein large impurities in the sewage are removed through a coarse grid and a fine grid;
s2, aerating and precipitating, wherein water flow in the aerating and precipitating pool advances spirally under the action of an air blower, inorganic matters such as gravel and the like are sunk to the bottom of the pool under the action of the water flow, and substances with smaller density such as granular organic matters and the like float on the water surface in the form of scum under the action of aeration;
s4, secondary sedimentation, wherein substances such as sludge contained in the sewage are further removed through a secondary sedimentation tank, and the further purification of the sewage is realized;
s5, sterilizing, namely sterilizing and disinfecting the sewage through a sterilizing device;
the disinfection device who uses in above-mentioned sewage treatment process includes the disinfection pond, the disinfection pond is narrow round platform shape structure under the wide, disinfection pond top is equipped with the water inlet that is tangent downwards to one side with the disinfection pond lateral wall, disinfection pond top end fixedly connected with connecting block, connecting block fixedly connected with is located the disinfection mechanism at disinfection pond center, disinfection mechanism includes the casing, be equipped with the control chamber in the casing, the sealed sliding connection of control chamber has the control panel, control panel bottom fixedly connected with connecting rod, connecting rod bottom fixedly connected with floats the board.
Preferably, a plurality of bulges are arranged at the bottom end of the floating plate.
Preferably, the top end of the control cavity is communicated with a liquid outlet pipe, and the top end of the control cavity is communicated with a liquid inlet pipe.
Preferably, the control chamber is narrow down and wide up's echelonment setting, divide into first sliding chamber, second sliding chamber and third sliding chamber respectively by lower supreme in the control chamber, first sliding chamber and control panel sliding connection, sealed sliding connection has first sliding block, second sliding block in second sliding chamber and the third sliding chamber respectively.
Preferably, a first catch bar of control panel top fixedly connected with, a first control of first sliding block bottom fixedly connected with, be equipped with first sliding tray in the first control, first catch bar runs through first sliding tray diapire and extends to the first stopper of first sliding tray internal fixedly connected with, first sliding block top fixedly connected with second catch bar, second sliding block bottom fixedly connected with second control, be equipped with the second sliding tray in the second control, the second catch bar runs through second sliding tray diapire and extends to second sliding tray internal fixedly connected with second stopper.
Preferably, the first sliding chamber side wall is fixedly connected with a limit strip arranged in an annular shape, and a liquid supplementing pipe is arranged above the limit strip on the first sliding chamber side wall.
Compared with the prior art, the sewage treatment process based on buoyancy effect and capable of automatically disinfecting has the advantages that:
1. according to the invention, by arranging the structures such as the floating plate and the connecting rod, when sewage enters the disinfection tank, the floating plate can float under the buoyancy action of water and drive the connecting rod fixedly connected with the floating plate to move upwards, and the connecting rod can push the control panel to move upwards and enable disinfectant to enter the disinfection tank from the control cavity through the liquid outlet pipe so as to realize automatic disinfectant discharge;
2. according to the invention, the disinfection tank is arranged into a round table-shaped structure, and the water inlet and the disinfection tank are arranged in a tangent manner, so that sewage can enter the disinfection tank along the side wall of the disinfection tank, the one-way impact force of water flow on the floating plate can be reduced, the flow of the sewage can be accelerated, and when the sewage flows along the side wall, the disinfectant can be discharged from the liquid outlet pipe, so that the disinfectant can be contacted with the flowing sewage, and the disinfectant can be rapidly and fully mixed with the sewage;
3. the bottom end of the floating plate is provided with the bulge, so that the bottom end of the floating plate and the bottom end of the disinfection tank can be ensured to be in a hollow arrangement, the bottom surface of the floating plate can be effectively prevented from being tightly attached to the bottom of the tank, and the condition that the floating plate cannot float due to the fact that buoyancy force borne by the floating plate is smaller than pressure borne when the floating plate is contacted with water can be avoided;
4. according to the invention, the control cavity is set to be in the stepped structure with the upper part wide and the lower part narrow, so that when the floating plate rises to the same height, the amounts of disinfectant sprayed by the disinfection mechanism are different, and the disinfection tank is in the round platform structure with the upper part wide and the lower part narrow, so that the disinfectant and sewage can be discharged according to a rough proportion all the time, the disinfection effect can be ensured, and the excess disinfectant can not be caused.
Drawings
FIG. 1 is a process diagram of a sewage treatment process based on buoyancy and capable of automatically disinfecting;
FIG. 2 is a schematic view of the overall structure of an embodiment 1 of the sewage treatment process based on buoyancy and capable of automatically disinfecting;
FIG. 3 is a schematic side view of an embodiment 1 of the present invention of a buoyancy-based automatic disinfection sewage treatment process;
FIG. 4 is a schematic side view of an enlarged partial structure of an embodiment 1 of the sewage treatment process based on buoyancy and capable of automatically disinfecting;
FIG. 5 is a schematic view of the overall structure of an embodiment 2 of the sewage treatment process based on buoyancy and capable of automatically disinfecting;
FIG. 6 is a partial enlarged structural view of an embodiment 2 of the sewage treatment process based on buoyancy and capable of automatically disinfecting.
In the figure, a disinfection pool 1, a water inlet 2, a connecting block 3, a disinfection mechanism 4, a shell 5, a control cavity 6, a second limiting block 7, a control plate 8, a connecting rod 9, a floating plate 10, a liquid outlet pipe 11, a liquid inlet pipe 12, a first sliding chamber 13, a second sliding chamber 14, a third sliding chamber 15, a first sliding block 16, a second sliding block 17, a second sliding groove 18, a first push rod 19, a first control element 20, a first sliding groove 21, a first limiting block 22, a second push rod 23 and a second control element 24 are arranged in the disinfection pool.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
As shown in fig. 1-4, a sewage treatment process capable of automatically disinfecting based on buoyancy mainly comprises the following steps:
an S1 grid, wherein large impurities in the sewage are removed through a coarse grid and a fine grid;
s2, aerating and precipitating, wherein water flow in the aerating and precipitating pool advances spirally under the action of an air blower, inorganic matters such as gravel and the like are sunk to the bottom of the pool under the action of the water flow, and substances with smaller density such as granular organic matters and the like float on the water surface in the form of scum under the action of aeration;
s4, secondary sedimentation, wherein substances such as sludge contained in the sewage are further removed through a secondary sedimentation tank, and the further purification of the sewage is realized;
s5, sterilizing, namely sterilizing and disinfecting the sewage through a sterilizing device;
the degassing unit who uses in the above-mentioned sewage treatment process includes disinfection pond 1, disinfection pond 1 is narrow round platform shape structure under the upper width, 1 top in disinfection pond is equipped with and disinfects 1 lateral wall oblique downward tangent water inlet 2 in pond, when sewage enters into disinfection pond 1 from water inlet 2, sewage will flow along 1 lateral wall in disinfection pond downwards, 1 top fixedly connected with connecting block 3 in disinfection pond, 3 fixedly connected with of connecting block are located the disinfection mechanism 4 at disinfection pond 1 center, disinfection mechanism 4 includes casing 5, be equipped with control chamber 6 in the casing 5, sealed sliding connection has control panel 8 in the control chamber 6, 8 bottom fixedly connected with connecting rods 9 of control panel, connecting rod 9 bottom fixedly connected with floats board 10.
Further, float board 10 bottom and be equipped with a plurality of archs, a plurality of archs can prevent effectively that float board 10 and 1 inseparable laminating in bottom of the pool in disinfection pond, and then buoyancy that receives when can preventing effectively that floats board and water contact is less than the pressure that receives, leads to the unable circumstances such as floating of floating board.
Further, 6 top intercommunications in control chamber have drain pipe 11, the drain pipe 11 other end is relative with disinfection pond 1 lateral wall downwards to one side, when sewage enters into disinfection pond 1, sewage will be along the downward rotatory flow of disinfection pond 1 lateral wall, disinfection mechanism 4 will be through drain pipe 11 blowout antiseptic solution, the antiseptic solution will be sprayed at disinfection pond 1 lateral wall direction by drain pipe 11, and then can realize that disinfectant and sewage mix, and further make the disinfectant more abundant mixture in the sewage in whole disinfection pond 1 at the in-process that sewage rotatory flow downwards, and drain pipe 11 is equipped with the one-way first check valve who leads to drain pipe 11 by control chamber 6 with 6 intercommunication departments of control chamber, and then can avoid air or sewage from drain pipe 11 entering control chamber 6 when the pressure changes in control chamber 6.
Further, the top end of the control cavity 6 on the side wall of the disinfection tank 1 is communicated with a liquid inlet pipe 12, the communicated part of the liquid inlet pipe 12 and the control cavity 6 is provided with a second one-way valve communicated with the control cavity 6 by the liquid inlet pipe 12 in a one-way mode, the liquid inlet pipe 12 is communicated with a disinfectant storage device (not shown in the figure), when the disinfection tank 1 discharges sewage, the floating plate 10 can descend along with the descending of the water surface, and further the control plate 8 can slide downwards under the action of gravity of the control plate and the floating plate 10, the pressure in the control cavity 6 can be reduced, and further the disinfectant in the control cavity 6 can be supplemented through the liquid inlet pipe 12, so that the control cavity 6 can be ensured to smoothly fall back and supplement the disinfectant in the control cavity 6, and further automatic supplement can be carried out on the sewage in the control cavity.
In the above-mentioned sewage treatment process based on buoyancy effect can be disinfected automatically, sewage will enter disinfection pond 1 from water inlet 2, and sewage will flow to the bottom of the pool along disinfection pond 1 pool side wall rotation, when sewage enters the pond, floating plate 10 will rise under the effect of buoyancy, the buoyancy that floating plate 10 receives is greater than self gravity, connecting rod 9 gravity, control panel 8 gravity, control panel 6 in disinfectant gravity and control panel 8 and control cavity 6 frictional force sum, floating plate 10 will drive through connecting rod 9 and promote control panel 8 to move upwards, control panel 8 will extrude disinfectant, and discharge disinfectant from drain pipe 11, the disinfectant that discharges in drain pipe 11 will mix with sewage that turns to under disinfection pond 1 side wall rotation, and then can make disinfectant and sewage mix together fast and well, and then the disinfectant can be automatically released, and the disinfectant can be quickly mixed with sewage to achieve the aim of quick sterilization and disinfection.
Example 2
As shown in fig. 5 to 6, the present embodiment is different from embodiment 1 in that: the control cavity 6 is arranged in a stepped shape with a narrow lower part and a wide upper part, the control cavity 6 is internally divided into a first sliding chamber 13, a second sliding chamber 14 and a third sliding chamber 15 from bottom to top respectively, the first sliding chamber 13 is connected with the control panel 8 in a sliding manner, the second sliding chamber 14 and the third sliding chamber 15 are internally connected with a first sliding block 16 and a second sliding block 17 in a sealing and sliding manner respectively, a third one-way valve communicated in a one-way manner from bottom to top is arranged on the first sliding block 16, and a fourth one-way valve communicated in a one-way manner from bottom to top is arranged on the second sliding block 17.
Further, 8 top fixedly connected with first catch bars 19 of control panel, 16 bottom fixedly connected with first control 20 of first sliding block, be equipped with first sliding tray 21 in the first control 20, first catch bars 19 run through first sliding tray 21 diapire and extend to first sliding tray 21 in the first stopper 22 of fixedly connected with, 16 top fixedly connected with second catch bars 23 of first sliding block, 17 bottom fixedly connected with second control 24 of second sliding block, be equipped with second sliding tray 18 in the second control 24, second catch bars 23 run through 18 diapires of second sliding tray and extend to second sliding tray 18 in the fixedly connected with second stopper 7.
Further, the lateral wall of the first sliding chamber 13 is fixedly connected with a limit strip which is annularly arranged, the distance from the limit strip to the lower end of the first sliding chamber 13 is greater than the maximum height of the floating plate 10 which can float in the disinfection pond 1, so that the control plate 8 can be effectively ensured to slide in the first sliding chamber 13 all the time in the whole process, a liquid supplementing pipe is arranged above the limit strip on the lateral wall of the first sliding chamber 13, a fifth one-way valve which is led to the first sliding chamber 13 from the liquid supplementing pipe in a one-way mode is arranged in the liquid supplementing pipe, the other end of the liquid supplementing pipe is communicated with a disinfectant storage device, and the disinfectant can be supplemented to the first sliding chamber 13 by entering the first sliding chamber 13 through the liquid supplementing pipe when the pressure of the first sliding chamber 13 is reduced.
When the floating plate 10 floats under the action of sewage, the floating plate 10 drives the control plate 8 to move upwards through the connecting rod 9, the control plate 8 extrudes the disinfectant in the first sliding chamber 13, so that the pressure in the first sliding chamber 13 is increased, the disinfectant in the first sliding chamber 13 enters the second sliding chamber 14 through the first sliding block 16, the pressure in the second sliding chamber 14 is increased, the disinfectant in the second sliding chamber 14 enters the third sliding chamber 15 through the second sliding block 17, the pressure in the third sliding chamber 15 is increased, the disinfectant in the third sliding chamber 15 enters the disinfection tank 1 through the liquid outlet pipe 11, and after the floating plate 10 floats for a certain distance, the first push rod 19 contacts with the top wall of the first sliding groove 21, so that when the floating plate 10 drives the control plate 8 to slide upwards through the connecting rod 9, the control plate 8 drives the first sliding block 16 to slide upwards through the first push rod 19, similarly, after the floating plate 10 continues to float for a certain distance, the second sliding block 17 will drive the second sliding block 1 to slide upwards through the second pushing rod 23.
In foretell three stage, when floating board 10 upwards remove the same height, the volume of discharge disinfectant increases in proper order, again because disinfection pond 1 is narrow round platform shape structure under wide, and then when floating board 10 is in the certain height of eminence come-up sewage admission capacity be greater than the admission capacity of sewage when the same height of low department come-up, then can realize that the ratio of disinfectant and sewage is in all the time in certain proportion in whole process, and then can effectually ensure the disinfection effect of sewage, can not cause the disinfectant again and excessively cause the circumstances such as disinfectant extravagant.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A sewage treatment process based on buoyancy and capable of automatically disinfecting is characterized by mainly comprising the following steps:
an S1 grid, wherein large impurities in the sewage are removed through a coarse grid and a fine grid;
s2, aerating and precipitating, wherein water flow in the aerating and precipitating pool advances spirally under the action of an air blower, inorganic matters such as gravel and the like are sunk to the bottom of the pool under the action of the water flow, and substances with smaller density such as granular organic matters and the like float on the water surface in the form of scum under the action of aeration;
S3A 2/O, phosphorus is released by phosphorus accumulating bacteria in the anaerobic tank, part of organic matters are aminated, denitrification is realized in the anoxic tank through biological action, and the organic matters are graded, digested and absorbed by the aerobic tank;
s4, secondary sedimentation, wherein substances such as sludge contained in the sewage are further removed through a secondary sedimentation tank, and the further purification of the sewage is realized;
s5, sterilizing, namely sterilizing and disinfecting the sewage through a sterilizing device;
the disinfection device used in the sewage treatment process comprises a disinfection tank (1), wherein the disinfection tank (1) is of an upper-wide lower-narrow truncated cone-shaped structure, a water inlet (2) which is obliquely downward tangent to the side wall of the disinfection tank (1) is formed in the upper side of the disinfection tank (1), a connecting block (3) is fixedly connected to the top end of the disinfection tank (1), a disinfection mechanism (4) which is fixedly connected to the connecting block (3) and is located at the center of the disinfection tank (1), the disinfection mechanism (4) comprises a shell (5), a control chamber (6) is arranged in the shell (5), a control plate (8) is slidably connected to the inner seal of the control chamber (6), a connecting rod (9) is fixedly connected to the bottom end of the control plate (8), and a floating plate (10) is fixedly connected to the.
2. The sewage treatment process capable of automatically sterilizing based on buoyancy as claimed in claim 1, wherein the bottom end of the floating plate (10) is provided with a plurality of protrusions.
3. The sewage treatment process capable of automatically disinfecting based on buoyancy as claimed in claim 1, wherein the top end of the control cavity (6) is communicated with a liquid outlet pipe (11), and the top end of the control cavity (6) is communicated with a liquid inlet pipe (12).
4. The sewage treatment process capable of automatically disinfecting based on buoyancy effect according to claim 1, wherein the control cavity (6) is in a stepped arrangement with a narrow lower part and a wide upper part, the control cavity (6) is internally divided into a first sliding chamber (13), a second sliding chamber (14) and a third sliding chamber (15) from bottom to top, the first sliding chamber (13) is slidably connected with the control panel (8), and a first sliding block (16) and a second sliding block (17) are respectively and slidably connected in the second sliding chamber (14) and the third sliding chamber (15) in a sealing manner.
5. The buoyancy-based self-disinfecting wastewater treatment process as claimed in claim 4, it is characterized in that the top end of the control plate (8) is fixedly connected with a first push rod (19), the bottom end of the first sliding block (16) is fixedly connected with a first control element (20), a first sliding groove (21) is arranged in the first control element (20), the first push rod (19) penetrates through the bottom wall of the first sliding groove (21) and extends into the first sliding groove (21) to be fixedly connected with a first limiting block (22), the top end of the first sliding block (16) is fixedly connected with a second push rod (23), the bottom end of the second sliding block (17) is fixedly connected with a second control element (24), a second sliding groove (18) is formed in the second control piece (24), and the second push rod (23) penetrates through the bottom wall of the second sliding groove (18) and extends into the second sliding groove (18) to be fixedly connected with a second limiting block (7).
6. The sewage treatment process capable of automatically disinfecting based on buoyancy as claimed in claim 4, wherein the side wall of the first sliding chamber (13) is fixedly connected with an annularly arranged limiting strip, and a liquid supplementing pipe is arranged on the side wall of the first sliding chamber (13) above the limiting strip.
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| CN202010387042.0A CN111517578A (en) | 2020-05-09 | 2020-05-09 | Sewage treatment process capable of achieving automatic disinfection based on buoyancy effect |
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| CN112942546A (en) * | 2021-02-03 | 2021-06-11 | 李增非 | Deodorant type floor drain |
| CN113371869A (en) * | 2021-05-19 | 2021-09-10 | 攀枝花市海峰鑫化工有限公司 | Sulfuric acid process titanium dioxide wastewater treatment system and method |
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Application publication date: 20200811 |