CN212246702U - Public toilet washes circulation water integrated treatment facility - Google Patents
Public toilet washes circulation water integrated treatment facility Download PDFInfo
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- CN212246702U CN212246702U CN202021934969.3U CN202021934969U CN212246702U CN 212246702 U CN212246702 U CN 212246702U CN 202021934969 U CN202021934969 U CN 202021934969U CN 212246702 U CN212246702 U CN 212246702U
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Abstract
The application relates to a public toilet flushing circulating water integrated treatment device, which comprises a sealed box body, wherein the box body is divided into an adjusting tank, a sequencing batch reaction tank and a middle water tank through a partition plate; the upper part of the adjusting tank is communicated with a water inlet pipe used for conveying supernatant of the septic tank, the bottom of the adjusting tank is provided with a lift pump, the lift pump is communicated with the upper part of the sequencing batch reaction tank through a pipeline, the bottom of the sequencing batch reaction tank is provided with a sludge discharge pump, the sludge discharge pump is communicated with the septic tank through a pipeline, the sequencing batch reaction tank is provided with an aeration pipe, the aeration pipe is communicated with a biochemical fan, the sequencing batch reaction tank is also provided with a water leading pipe communicated with the middle water tank, the lower part of the middle water tank is provided with a water pump, the water pump is connected with a water discharging pipe, the water discharging pipe is communicated with a toilet flushing pipe network, the middle water tank is; the lifting pump, the sludge discharge pump, the water pump, the biochemical fan and the ozone machine are respectively and electrically connected with the controller. This application occupation space is few, and sewage treatment is efficient, water economy resource, and the construction cost is low.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to an integrated treatment device for flushing and circulating water of a public toilet.
Background
With the continuous acceleration of the process of urbanization, in order to improve the appearance of cities and bring convenience to the lives of people, large numbers of public toilets are put into large numbers of cities in China. One of the common public toilets is a tap water flush underwater sewage disposal type public toilet, in which sewage is directly discharged to a municipal sewage pipe network; the public toilet with the structure has low automation degree, large discharge capacity, strict requirement on site selection and high urban construction cost. The other public toilet flushing water adopts a recycling water treatment technology, mainly comprises a Membrane Bioreactor (MBR) and two processes of contact oxidation, precipitation and filtration, and the Membrane Bioreactor (MBR) process has the defects of high energy consumption and cost and the need of frequently using chemicals to clean the membrane; the contact oxidation + precipitation + filtration process needs to be provided with at least two sedimentation tanks and a filter pump and a filter device, so that the process has the disadvantages of multiple process links, multiple used equipment, large occupied space, complex maintenance and management and incapability of realizing full sealing.
SUMMERY OF THE UTILITY MODEL
In order to reduce city construction cost, water economy resource, reduce environmental pollution, this application provides a public latrine washes circulation water integrated treatment equipment.
The application provides a public latrine washes circulation water integration treatment facility adopts following technical scheme:
an integrated treatment device for flushing and circulating water of a public toilet comprises a sealed box body, wherein the sealed box body is divided into a regulating tank, a sequencing batch reaction tank and a middle water tank by a partition plate; the upper part of the adjusting tank is communicated with a water inlet pipe used for conveying the supernatant of a septic tank outside the tank body, the bottom of the adjusting tank is provided with a lifting pump, the lifting pump is communicated with the upper part of the sequencing batch reaction tank through a pipeline, the bottom of the sequencing batch reaction tank is provided with a sludge discharge pump, the sludge discharge pump is communicated with an external septic tank through a pipeline, an aeration pipe is arranged in the sequencing batch reaction tank, the aeration pipe is communicated with a biochemical fan outside the tank body, the middle part of the sequencing batch reaction tank is also provided with a water leading pipe communicated with a reclaimed water tank, the lower part of the reclaimed water tank is provided with a water pump, the water pump is connected with a water discharging pipe, the water discharging pipe is communicated with a toilet flushing pipe network, the reclaimed water tank is connected with a disinfection and chemical adding device through a pipeline; the lifting pump, the sludge discharge pump, the water pump, the biochemical fan and the ozone machine are respectively and electrically connected with the controller.
By adopting the technology, the adjusting tank can balance the water quality of the inflowing supernatant and can achieve the purpose of adjusting the water quantity. The biochemical fan conveys gas into the sequencing batch reaction tank through the aerator pipe, liquid in the sequencing batch reaction tank foams under the action of the gas, the purposes of stirring and oxygen flushing are achieved, aerobic microorganisms living in the sequencing batch reaction tank can be used for removing organic matters and ammonia nitrogen in sewage, a certain amount of active microorganisms (active sludge) are cultured and domesticated in advance in a reaction period, and when wastewater enters the sequencing batch reaction tank to be in mixed contact with the active sludge and has oxygen, the microorganisms metabolize the organic matters in the wastewater, and organic pollutants are converted into inorganic matters; simultaneously, the microbial cells proliferate, and finally, the microbial cell substances (activated sludge) are separated from the water precipitate, and the wastewater is treated. The liquid in the middle water tank is added with a certain amount of disinfectant and the ozone of the ozone machine through the disinfecting and dosing device, and then is discharged into a toilet flushing pipe network through a water pump. The equipment has the advantages of small occupied space, high sewage treatment efficiency, and reduction of environmental pollution because the whole treatment is carried out under a closed condition.
Preferably, the water conduit is provided with an electromagnetic valve and a flowmeter, and the electromagnetic valve and the flowmeter are respectively and electrically connected with the controller.
By adopting the technology, the controller controls the opening and closing of the electromagnetic valve, so that the amount of the liquid in the sequencing batch reaction tank flowing into the middle water tank can be controlled; the flow meter can measure the amount of liquid flowing into the reclaimed water pool, and is convenient for adjusting the amount of the disinfection liquid medicine added into the reclaimed water pool in real time.
Preferably, a liquid adding pump is arranged on a pipeline of the disinfection and medicine adding device and is electrically connected with the controller.
By adopting the technology, the controller controls the starting or closing of the liquid adding pump, and can control the amount of the disinfection liquid medicine added into the reclaimed water pool.
Preferably, the lower ends of the aeration pipe and the gas transmission pipe are respectively communicated with a grid frame, the grid frame is formed by sealing and communicating a plurality of mutually communicated pipe bodies, and a plurality of air holes are formed in the pipe bodies.
By adopting the technology, the gas discharged from the aeration pipe is discharged through a plurality of vent holes on the grid frame, so that the bubbles in the sequencing batch reaction tank are more uniform; the ozone discharged from the gas pipe through the plurality of air holes on the grating frame can stir and fully react the liquid in the reclaimed water tank, thereby achieving the purposes of decoloring, deodorizing and improving the sensory index of water.
Preferably, a water level control device is respectively arranged in the regulating tank and the sequencing batch reaction tank, and the water level control device is electrically connected with the controller.
Through adopting above-mentioned technique, the operating condition of elevator pump or mud pump can be controlled according to the water level variation to the controller, effectively protects elevator pump and mud pump's safe in utilization.
Preferably, be equipped with the grid hand-basket that is used for filtering the septic tank supernatant in the equalizing basin, the grid hand-basket is located inlet tube export below, the equalizing basin upper end with the grid hand-basket is equipped with the clearance mouth relatively, clearance flap closes the clearance door.
Through adopting above-mentioned technique, set up the grid hand-basket, can septic tank supernatant carry out prefilter in getting into the equalizing basin, strain the impurity in the sewage, after impurity accumulation to the certain time, can take out the grid hand-basket through the clearance mouth, realize clearing up impurity.
Preferably, the upper ends of the regulating tank, the sequencing batch reaction tank and the middle water tank are respectively provided with a tail gas pipe, and the tail end of the tail gas pipe is provided with an active carbon treatment device.
Through adopting above-mentioned technique, can make the gaseous concentrated discharge of tail gas pipe through of producing in equalizing basin, order batch reaction pond and the middle water pond, because it has ozone to let in the middle water pond, so when exhaust emission, adsorb the ozone gas through active carbon processing apparatus, can also adsorb the peculiar smell in the tail gas simultaneously, guarantee exhaust emission's safety ring protects.
Preferably, the lateral parts of the lower ends of the regulating tank, the sequencing batch reaction tank and the middle water tank are respectively provided with a sewage discharge outlet.
By adopting the technology, the sewage draining outlet can be used for cleaning the sewage draining outlet of the regulating tank, the sequencing batch reaction tank and the middle water tank.
Preferably, the regulating reservoir, the sequencing batch reaction reservoir and the middle water reservoir are sequentially arranged in the inner cavity of the box body.
By adopting the technology, the water treatment can be carried out in sequence, the occupied space of the equipment is reduced, and the equipment is miniaturized.
To sum up, the application comprises the following beneficial technical effects:
due to the adoption of a sequencing batch type treatment mode, the reaction time of water inlet, aeration and precipitation can be flexibly adjusted through the actual operation effect, so that the optimal energy-saving effect is achieved; the existing continuous treatment process cannot realize the adjustment due to the limitation of the inflow rate of water in unit time and the design residence time of a reactor; the device can automatically suspend treatment under the condition of no water inlet, and energy consumption is remarkably saved; the equipment has low construction cost, small occupied space, low later maintenance cost and low energy consumption.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
fig. 2 is a schematic structural view of the grid frame of the present application.
The figure is as follows: 1. a box body; 2. a partition plate; 3. a regulating tank; 31. a water inlet pipe; 32. a lift pump; 4. an order batch reaction pool; 41. a sludge discharge pump; 42. an aeration pipe; 43. a biochemical fan; 44. a water conduit; 441. an electromagnetic valve; 5. a middle water pool; 51. a water pump; 52. a drain pipe; 53. a disinfection medicine-adding device; 531. a liquid adding pump; 54. a gas delivery pipe; 55. an ozone machine; 6. a grid frame; 61. a pipe body; 7. a grid basket; 8. the tail gas pipe.
Detailed Description
The present application is described in further detail below with reference to fig. 1 and 2.
The embodiment of the application discloses a public toilet flushing circulating water integrated treatment device, which comprises a sealed box body 1, wherein the sealed box body 1 is divided into an adjusting tank 3, a sequencing batch reaction tank 4 and a middle water tank 5 through a partition plate 2; 3 upper portion intercommunications of equalizing basin have the inlet tube 31 that is used for transporting 1 outside septic tank supernatant of box, equalizing basin 3 can carry out the purpose of quality of water equilibrium and can play the regulating pondage to the supernatant that flows in, 3 bottoms of equalizing basin are equipped with elevator pump 32, elevator pump 32 passes through the upper portion of pipeline intercommunication preface batch reaction tank 4.
A sludge discharge pump 41 is arranged at the bottom of the sequence-batch reaction tank 4, the sludge discharge pump 41 is communicated with an external septic tank through a pipeline, an aeration pipe 42 is arranged in the sequence-batch reaction tank 4, and the aeration pipe 42 is communicated with a biochemical fan 43 outside the box body 1; the biochemical fan 43 conveys gas into the sequence reaction tank 4 through the aeration pipe 42, the liquid in the sequence reaction tank 4 foams under the action of the gas, so that the living aerobic microorganisms can reduce the organic matters and ammonia nitrogen in the sewage, a certain amount of active microorganisms (active sludge) are cultured and domesticated in advance in the reaction period, and when the wastewater enters the sequence reaction tank 4 to be in mixed contact with the active sludge and has oxygen, the microorganisms metabolize the organic matters in the wastewater to convert organic pollutants into equal inorganic matters; meanwhile, microbial cells proliferate, and finally microbial cell substances (activated sludge) are separated from water sediment, so that wastewater is treated.
The middle part of the sequencing batch reaction tank 4 is also provided with a water conduit 44 communicated with a middle water tank 5, the lower part of the middle water tank 5 is provided with a water pump 51, the water pump 51 is connected with a drain pipe 52, the drain pipe 52 is communicated with a toilet flushing pipe network, the middle water tank 5 is connected with a disinfection and drug adding device 53 through a pipeline, a gas delivery pipe 54 is arranged in the middle water tank 5, and the gas delivery pipe 54 is communicated with an ozone machine 55 at the outer side of the box body 1; the concentration of the ozone in the gas transmission pipe is 1.6-1.9wt%, and the flow rate of the ozone is 10kg/h-14 kg/h.
In one embodiment, the concentration of ozone in the air delivery pipe 54 is 1.68wt%, the flow rate of ozone is 11 kg/h/h, and the controller controls the concentration and flow rate of ozone entering the air delivery pipe 54 from the ozone machine 55 according to the data information of the flow meter on the water conduit 44, so that the amount of liquid in the middle water pool 5 corresponds to the amount of ozone.
After the liquid in the middle water tank 5 is added with a certain amount of disinfectant and the ozone of an ozone machine 55 through a disinfecting and dosing device 53, the liquid is discharged into a toilet flushing pipe network through a water pump 51; the lifting pump 32, the sludge discharge pump 41, the water pump 51, the biochemical fan 43 and the ozone machine 55 are respectively electrically connected with the controller.
And water level control devices are respectively arranged in the regulating tank 3 and the sequencing batch reaction tank 4 and are electrically connected with a controller, and the controller can control the working state of the lifting pump 32 or the sludge discharge pump 41 according to the water level change, so that the use safety of the sludge discharge pump 41 of the lifting pump 32 is ensured.
A liquid adding pump 531 is arranged on a pipeline of the disinfection and drug adding device 53, the liquid adding pump 531 is electrically connected with a controller, a water conduit 44 is provided with an electromagnetic valve 441 and a meter, the electromagnetic valve 441 and the meter are electrically connected with the controller, and the controller controls the opening and closing of the electromagnetic valve 441 and can control the amount of liquid in the sequencing batch reaction tank 4 flowing into the middle water tank 5; the controller adjusts the dosage of the disinfection medicine adding device in real time by controlling the starting or the closing of the liquid adding pump 531 according to the flow monitoring data of the metering gauge, and controls the amount of the disinfection liquid medicine automatically added into the reclaimed water pool 5.
In this embodiment, the lower ends of the aeration pipe 42 and the gas pipe 54 are respectively communicated with the grid frame 6, the grid frame 6 is formed by a plurality of mutually communicated pipe bodies 61 in a sealing communication manner, a plurality of vent holes are formed in the pipe bodies 61, and the gas discharged from the aeration pipe 42 is discharged through the plurality of vent holes in the grid frame 6, so that the bubbles in the sequencing batch reaction tank 4 are more uniform.
In the embodiment, a grating lifting basket 7 for filtering the supernatant of the septic tank is arranged in the regulating tank 3, and the grating lifting basket 7 can enable sewage to enter the regulating tank 3 for primary filtration to filter impurities in the sewage; the grid lifting basket 7 is positioned below the outlet of the water inlet pipe 31, a cleaning opening is formed in the upper end of the adjusting tank 3 and opposite to the grid lifting basket 7, and a cleaning door is covered by the cleaning opening; after impurity accumulation reached the certain time, can open the clearance door, take out grid hand-basket 7 from the clearance mouth, realize regularly clearing up impurity. The upper ends of the sequence batch reaction tank 4 and the reclaimed water tank 5 can be also provided with maintenance ports, the maintenance ports are provided with maintenance doors, and the maintenance doors are closed under a normal state, so that the sequence batch reaction tank 4 and the reclaimed water tank 5 work under a closed state, and the maintenance doors are opened only during maintenance and cleaning.
In sewage treatment process, equalizing basin 3, order batch reaction tank 4 and well pond 5 can produce a large amount of gases, in order to reduce to cause the pollution to the environment, the upper end of equalizing basin 3, order batch reaction tank 4 and well pond 5 is equipped with tail gas pipe 8 respectively, tail gas pipe 8 end is equipped with active carbon treatment device. Because the tail gas in the reclaimed water tank 5 contains ozone components, the ozone gas is adsorbed by the active carbon treatment device, and meanwhile, the active carbon treatment device can also adsorb peculiar smell in the tail gas, so that the tail gas is discharged harmlessly.
In order to facilitate the smooth discharge of cleaning sewage when cleaning the regulating reservoir 3, the sequence reaction reservoir 4 and the reclaimed water reservoir 5, the lower end side parts of the regulating reservoir 3, the sequence reaction reservoir 4 and the reclaimed water reservoir 5 are respectively provided with a sewage discharge outlet.
The regulating reservoir 3, the sequence batch reaction reservoir 4 and the middle water reservoir 5 are sequentially arranged in the inner cavity of the box body 1, so that water treatment can be sequentially carried out, the size of the equipment is reduced, and the equipment is miniaturized.
The biochemical fan 43 and the ozone machine 55 of the embodiment are both arranged on the top of the box body 1.
The working process of the application is as follows: supernatant sewage of the septic tank flows into the regulating tank 3 from the septic tank through a water inlet pipe 31, after the water quality is balanced by the regulating tank 3, the liquid in the regulating tank 3 is lifted into the sequencing batch reaction tank 4 by the lifting pump 32, when the water level in the sequencing batch reaction tank 4 reaches a set height, the lifting pump 32 stops working, the biochemical fan 43 is started to aerate and oxygenate the sewage in the sequencing batch reaction tank 4, so that the organic matters and ammonia nitrogen in the sewage are reduced by the aerobic microorganisms living therein, and according to the conditions of the pollution degree, the oxygenation efficiency and the like of the supernatant, if the aeration time is set to be 1-4 hours, the sedimentation time is 0.5-1.5 hours; the sludge in the sequencing batch reaction tank 4 is discharged into the septic tank through a sludge discharge pump 41 and a connecting pipeline, and is transported and treated together with the septic tank substrate.
An electromagnetic valve 441 on a water guide pipe 44 is opened, the water guide pipe 44 is arranged in the middle of the sequencing batch reaction tank 4, a lifting pump 32 is communicated with the upper part of the sequencing batch reaction tank 4 through a pipeline, the electromagnetic valve 441 opens and discharges 50% -20% of supernatant in the sequencing batch reaction tank 4 by utilizing the gravity and the installation height of a drain pipe 52, the supernatant enters a middle water tank 5, an ozone machine 55 and a disinfection dosing device 53 are simultaneously started, ozone and disinfectant are injected into the middle water tank 5, the water body is subjected to color removal, odor removal and disinfection, the water quality reaches the standard requirement of flushing water quality in the urban waste water recycling urban miscellaneous water quality (GB/T18920. supplement 2002), and the middle water reaching the flushing standard is connected into a flushing pipe network through a water pump 51 for flushing.
The regulating reservoir 3, the sequencing batch reaction tank 4 and the middle water tank 5 of the application all adopt a closed container, water and gas entering and exiting are connected through a closed pipeline, leakage-free gas and liquid are not generated, tail gas of the gas is collected and treated through the tail gas pipe 8, and pollution-free emission is carried out.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The integrated treatment equipment for the flushing and circulating water of the public toilet is characterized by comprising a sealed box body (1), wherein the sealed box body (1) is divided into a regulating tank (3), a sequencing batch reaction tank (4) and a middle water tank (5) through a partition plate (2); the upper portion of the adjusting tank (3) is communicated with a water inlet pipe (31) used for conveying clear liquid of a septic tank on the outer side of the tank body (1), the bottom of the adjusting tank (3) is provided with a lifting pump (32), the lifting pump (32) is communicated with the upper portion of the sequence batch reaction tank (4) through a pipeline, the bottom of the sequence batch reaction tank (4) is provided with a sludge discharge pump (41), the sludge discharge pump (41) is communicated with an external septic tank through a pipeline, an aeration pipe (42) is arranged in the sequence batch reaction tank (4), the aeration pipe (42) is communicated with a biochemical fan (43) on the outer side of the tank body (1), the middle portion of the sequence batch reaction tank (4) is also provided with a water conduit (44) communicated with the middle water tank (5), the lower portion of the middle water tank (5) is provided with a water pump (51), the water pump (51) is connected with a drain pipe (52), the drain pipe (52) is communicated with a toilet flushing pipe, an air conveying pipe (54) is arranged in the middle water tank (5), and the air conveying pipe (54) is communicated with an ozone machine (55) on the outer side of the tank body (1); the lifting pump (32), the sludge discharge pump (41), the water pump (51), the biochemical fan (43) and the ozone machine (55) are respectively and electrically connected with the controller.
2. The integrated treatment equipment for the public toilet flushing circulating water as claimed in claim 1, wherein the water conduit (44) is provided with a solenoid valve (441) and a flow meter, and the solenoid valve (441) and the flow meter are respectively and electrically connected with a controller.
3. The integrated treatment equipment for the flushing circulating water of the public toilet according to claim 1, wherein a liquid adding pump (531) is arranged on a pipeline of the disinfection and medicine adding device (53), and the liquid adding pump (531) is electrically connected with a controller.
4. The integrated treatment equipment for the flushing circulation water of the public toilet according to claim 1, wherein the lower ends of the aeration pipe (42) and the gas transmission pipe (54) are respectively communicated with the grid frame (6), the grid frame (6) is formed by hermetically communicating a plurality of mutually communicated pipe bodies (61), and a plurality of vent holes are formed in the pipe bodies (61).
5. The integrated treatment equipment for the public toilet flushing circulating water as claimed in claim 1, wherein a water level control device is arranged in the regulating tank (3) and the sequencing batch reaction tank (4) respectively, and the water level control device is electrically connected with a controller.
6. The integrated treatment equipment for the flushing circulation water of the public toilet according to the claim 1, characterized in that a grating basket (7) for filtering the supernatant of the septic tank is arranged in the adjusting tank (3), the grating basket (7) is positioned below the outlet of the water inlet pipe (31), the upper end of the adjusting tank (3) is provided with a cleaning opening opposite to the grating basket (7), and the cleaning opening is covered with a cleaning door.
7. The integrated treatment equipment for the flushing circulating water of the public toilet according to claim 1, wherein the upper ends of the regulating tank (3), the sequencing batch reaction tank (4) and the middle water tank (5) are respectively provided with a tail gas pipe (8), and the tail end of the tail gas pipe (8) is provided with an activated carbon treatment device.
8. The integrated treatment equipment for the flushing and circulating water of the public toilets according to claim 1 or 7, wherein the lower end side parts of the regulating tank (3), the sequencing batch reaction tank (4) and the reclaimed water tank (5) are respectively provided with a sewage discharge outlet.
9. The integrated treatment equipment for the flushing circulating water of the public toilet according to the claim 1, characterized in that the regulating reservoir (3), the sequencing batch reaction reservoir (4) and the middle water reservoir (5) are arranged in the inner cavity of the box body (1) in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021934969.3U CN212246702U (en) | 2020-09-07 | 2020-09-07 | Public toilet washes circulation water integrated treatment facility |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021934969.3U CN212246702U (en) | 2020-09-07 | 2020-09-07 | Public toilet washes circulation water integrated treatment facility |
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| CN212246702U true CN212246702U (en) | 2020-12-29 |
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| CN202021934969.3U Active CN212246702U (en) | 2020-09-07 | 2020-09-07 | Public toilet washes circulation water integrated treatment facility |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943460A (en) * | 2020-09-07 | 2020-11-17 | 北京万原洪真科技有限公司 | Public toilet washes circulation water integrated treatment facility |
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2020
- 2020-09-07 CN CN202021934969.3U patent/CN212246702U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111943460A (en) * | 2020-09-07 | 2020-11-17 | 北京万原洪真科技有限公司 | Public toilet washes circulation water integrated treatment facility |
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