CN211595298U - Integrated equipment for treating and recycling washing wastewater to flush toilet - Google Patents
Integrated equipment for treating and recycling washing wastewater to flush toilet Download PDFInfo
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- CN211595298U CN211595298U CN202020107766.0U CN202020107766U CN211595298U CN 211595298 U CN211595298 U CN 211595298U CN 202020107766 U CN202020107766 U CN 202020107766U CN 211595298 U CN211595298 U CN 211595298U
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Abstract
The utility model discloses a washing wastewater treatment retrieval and utilization equipment that integrates of towards lavatory, include: a pre-treatment system; connecting a washing wastewater collecting pipeline, and performing primary treatment on the collected washing wastewater; the treatment system is connected with the pretreatment system and is used for treating the water produced by the pretreatment system to remove part of bacteria and viruses; the backwashing system is connected with the treatment system and is used for carrying out chemical backwashing on the produced water of the treatment system through the ultrafiltration membrane component; and the reclaimed water recycling system is connected with the treatment system and connects the reclaimed water subjected to backwashing treatment to the toilet flushing device. The utility model can realize automatic processing operation, is convenient for maintenance and management, has low cost and reduces municipal civil construction funds; qualified reuse water can be provided, and the purposes of saving water and reusing water are achieved; meanwhile, the equipment scale with proper size can be selected according to the size of the generated wastewater and the site, so that the device is convenient to popularize.
Description
Technical Field
The utility model relates to a water treatment technical field especially relates to a washing and rinsing waste water treatment retrieval and utilization equipment that integrates towards lavatory.
Background
Shortage of water resources has become a major factor restricting the development of social health. The student apartment has more residents, large daily water consumption for washing, more generated waste water and lighter pollution degree. Usually, the wastewater is directly discharged into a municipal drainage pipe network and enters a sewage treatment plant for treatment and recycling, so that the cost of wastewater collection, transportation and treatment is high.
At present, the reclaimed water recycling system of the urban unit building mixes, collects and treats various domestic sewage, the treatment cost is higher, and the structure of the domestic sewage treatment system is generally complex, the occupied area is large, and the system is difficult to popularize.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a qualified equipment that integrates that is applicable to towards lavatory reuse water, reaches the waste water treatment retrieval and utilization of washing one's face and rinsing one's mouth of using water-saving, reuse purpose towards lavatory.
In order to achieve the above object, the embodiments of the present invention adopt the following technical solutions:
according to the utility model provides an embodiment, the utility model provides a washing and rinsing waste water treatment retrieval and utilization equipment of integrating towards lavatory, include:
the pretreatment system comprises a grating tank, an adjusting tank, a raw water tank and a hair filter, wherein the grating tank is connected with a washing wastewater collecting pipeline, and the adjusting tank, the raw water tank and the hair filter are used for carrying out primary treatment on the collected washing wastewater;
the treatment system comprises an ultrafiltration pump, a cartridge filter and an ultrafiltration membrane component; the ultrafiltration pump is connected with the pretreatment system, and the security filter and the ultrafiltration membrane component treat the produced water of the pretreatment system to remove part of bacteria and viruses;
the backwashing system comprises a water production tank, a dosing tank and a backwashing pump, wherein the water production tank is connected with the treatment system and is communicated with the ultrafiltration membrane component to carry out chemical backwashing on the water produced by the treatment system;
and the reclaimed water recycling system is connected with the treatment system and connects the reclaimed water subjected to backwashing treatment to the toilet flushing device.
Preferably, a grid pond communicated with a washing wastewater collecting pipeline is arranged in front of the pretreatment system regulating pond; the adjusting tank is communicated with the submersible sewage pump and the hair filter to the raw water tank through a pipeline.
Preferably, flexible brushes are attached to gaps of the grids in the grid pool.
Preferably, the treatment system ultrafiltration pump is communicated with the pretreatment system raw water tank through a pipeline and communicated with the cartridge filter to the ultrafiltration membrane component.
Preferably, a water inlet pressure gauge and a water inlet valve are sequentially arranged on a pipeline of the security filter connected with the inlet of the ultrafiltration membrane component.
Preferably, the back-flushing system comprises a water production tank, a NaClO dosing tank, a NaOH dosing tank, a dosing metering pump, a back-flushing pump and a back-flushing blow-down valve; the inlet of the water production tank is communicated with the ultrafiltration membrane component of the treatment system, the outlet water of the water production tank is divided into two paths through a pipeline, and one path is connected to a reclaimed water reuse system through a pipeline; the other path is connected with a back washing pump through a pipeline and is connected with a back washing valve to the other side of the outlet of the ultrafiltration membrane component through a pipeline.
Preferably, the reclaimed water recycling system comprises a recycling pump and a recycling water tank, and the recycling pump is connected to the recycling water tank through a pipeline connecting check valve.
Preferably, a NaClO dosing tank and a NaOH dosing tank are communicated with an inlet pipeline and an outlet pipeline at the top of the ultrafiltration membrane assembly, and outlets of the NaClO dosing tank and the NaOH dosing tank are converged on the inlet pipeline of the ultrafiltration membrane assembly.
Preferably, a back-flushing drain valve is arranged at the outlet of the ultrafiltration membrane component.
Preferably, the back washing valve and the back washing pressure gauge are sequentially arranged on a pipeline connected from the back washing pump to the other side of the outlet of the ultrafiltration membrane component;
preferably, the outlet pipelines of the NaClO dosing tank and the NaOH dosing tank are both connected in series with metering pumps.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model is a flexible integrated device for wastewater treatment and reclaimed water reuse, which has simple structure, can realize automatic treatment operation and is convenient for maintenance and management; the cost is low; reducing municipal civil construction capital; qualified reuse water suitable for flushing can be provided, and the purposes of saving water and reusing water are achieved; meanwhile, the equipment scale with proper size can be selected according to the size of the generated wastewater and the site, so that the device is convenient to popularize.
Drawings
FIG. 1 is a schematic view of the present system;
FIG. 2 is a schematic flow chart of the present invention;
fig. 3 is a schematic view of a grid.
In the figure, 1, a grid pool, 2, an adjusting pool, 3, a submersible sewage pump, 4, a hair filter, 5, a raw water tank, 6, an ultrafiltration pump, 7, a cartridge filter, 8, a water inlet pressure gauge, 9, a water inlet valve, 10, an ultrafiltration membrane assembly, 11, a water production tank, 12, a recycling pump, 13, a check valve, 14, a recycling water tank, 15, a backwashing pump, 16, a backwashing valve, 17, a backwashing pressure gauge, 18, a NaClO dosing tank, 19, a NaOH dosing tank, 20, a dosing metering pump, 21, a backwashing blowdown valve and 22, and a liquid level meter are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the integrated equipment for treating and recycling washing wastewater to flush a toilet of the utility model comprises a pretreatment system; connecting a washing wastewater collecting pipeline, and performing primary treatment on the collected washing wastewater; the treatment system is connected with the pretreatment system and is used for treating the water produced by the pretreatment system to remove part of bacteria and viruses; the backwashing system is connected with the treatment system and is used for carrying out chemical backwashing on the produced water of the treatment system through the ultrafiltration membrane component; and the reclaimed water recycling system is connected with the treatment system and connects the reclaimed water subjected to backwashing treatment to the toilet flushing device.
As shown in fig. 2, the pretreatment system comprises a grid tank 1, a regulating tank 2, a submersible sewage pump 3, a raw water tank 5 and a hair filter 4; the treatment system comprises an ultrafiltration pump 6, a cartridge filter 7 and an ultrafiltration membrane component 10; the backwashing system comprises a water production tank 11, a NaClO dosing tank 18, a NaOH dosing tank 19, a dosing metering pump 20, a backwashing pump 15 and a backwashing blowdown valve 21; the reclaimed water recycling system comprises a recycling pump 12 and a recycling water tank 14.
Wherein, a grating tank 1 is arranged in front of the adjusting tank 2, and the grating structure is shown in figure 3. And flexible brushes are attached to gaps of the grids in the grid pool. The inlet of the raw water tank 5 is provided with a submersible sewage pump 3 connected through a pipeline; a hair filter 4 is arranged on a pipeline connecting the submersible sewage pump 3 to the raw water tank 5. The outlet of the raw water tank 5 is connected with an ultrafiltration pump 6; the inlet of the filter 7 is connected with the outlet of the ultrafiltration pump 6; the inlet of the ultrafiltration membrane component 10 is connected with the outlet of the cartridge filter 7; the pipeline of the cartridge filter 7 connected with the inlet of the ultrafiltration membrane component 10 is sequentially provided with a water inlet pressure gauge 8 and a water inlet valve 9. One side of the outlet of the ultrafiltration membrane component 10 is connected with the inlet of the water production tank 11; one path of the outlet of the NaClO dosing tank 18 is connected with a dosing metering pump 20; the outlet of the dosing metering pump 20 is connected with a pipeline between the outlet of the ultrafiltration membrane 10 and the inlet of the water production tank 11; the outlet of the water production tank 11 is divided into two paths through a pipeline, one path is connected to a recycling pump 12, the recycling pump 12 is connected to a recycling water tank 14 through a check valve 13, the other path is connected to a backwashing pump 15, and the backwashing pump 15 is connected to the other side of the outlet of the ultrafiltration membrane assembly 10; the other path of outlet of the NaClO dosing tank 18 and the outlet of the NaOH dosing tank 19 are converged in front of a pipeline connected from the backwashing pump 15 to the ultrafiltration membrane component 10; the outlet of the ultrafiltration membrane component 10 is provided with a back flush drain valve 21.
A back washing valve 16 and a back washing pressure gauge 17 are sequentially arranged on a pipeline connected from the back washing pump 15 to the other side of the outlet of the ultrafiltration membrane component 10.
And metering pumps 20 are arranged in series on the outlet pipelines of the dosing boxes 18 and 19.
The control valve is a valve with manual control and automatic control, and is opened or closed when the liquid level reaches the corresponding height position controlled by the liquid level meter 22, and the aim can be achieved by manually opening or closing the control valve when maintenance and overhaul are carried out. All level gauges, water pumps, valves, metering pumps and the like are controlled by a PLC control panel, and the automation of treatment is realized.
The working principle of the utility model is mainly divided into a water production link, a back washing link and a reclaimed water recycling link.
And a water production link, namely waste water such as washing, kitchen washing, clothes washing and the like is introduced into an adjusting tank 2 through the grid tank 1, the waste water in the adjusting tank is lifted to an original water tank 5 through a hair filter 4 by a submersible sewage pump 3, the bottom of the original water tank 5 is connected with an ultrafiltration pump 6, the water discharged from the ultrafiltration pump 6 is subjected to impurity removal with large particle size through a security filter 7, the pollution to an ultrafiltration membrane assembly 10 is reduced, the discharged water of the ultrafiltration membrane assembly 10 enters a water production tank 11, meanwhile, NaClO in a NaClO dosing tank is mixed with the discharged water of the ultrafiltration membrane assembly 10 in a pipeline under the control of a metering pump 20 and enters the water production tank 11, and the water production tank 11 is sterilized.
And a backwashing step, namely, water is discharged from the security filter 7 to a water inlet pressure gauge 8, the water inlet valve 9 enters an ultrafiltration membrane assembly 10, the transmembrane pressure difference of the ultrafiltration membrane assembly is monitored by the pressure gauge, when the transmembrane pressure difference is less than 0.3MPa, hydraulic backwashing is carried out, and when the transmembrane pressure difference is more than or equal to 0.3MPa, chemical backwashing is carried out on the ultrafiltration membrane assembly 10. When the backwashing link is in operation, the water production link stops operating, the other path at the bottom of the water production tank 11 is connected with a backwashing pump 15 to lift the water production of the water production tank 11 to the outlet of the ultrafiltration membrane component 10 through a backwashing valve 16 and a backwashing pressure gauge 17 in sequence, a water inlet valve 9 is closed during backwashing, a backwashing blowdown valve 21 is opened, and the ultrafiltration membrane component 10 is subjected to hydraulic backwashing; when chemical backwashing is carried out, the water inlet valve 9 is closed, the backwashing blowdown valve 21 is closed during backwashing, the NaClO dosing tank 18 dosing tank and the NaOH dosing tank 19 dosing tank operate, a chemical reagent is lifted to the position of a pipeline in front of an outlet of the ultrafiltration membrane assembly 10 and mixed with produced water passing through the backwashing pressure gauge 17 to enter the ultrafiltration membrane assembly, after chemical cleaning and soaking are carried out for a certain time, the backwashing blowdown valve 21 is opened, and sewage in the ultrafiltration membrane assembly 10 is discharged from the backwashing blowdown valve 21.
And a reclaimed water recycling link, namely, a pipeline at the bottom of the water production tank 11 is divided into two paths, one path is connected with a recycling pump 12, when the liquid level of the water production tank 11 reaches a corresponding set liquid level, the recycling pump lifts produced water of the water production tank to a roof water tank 14, and the recycled water is used for flushing a toilet.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides a washing wastewater treatment retrieval and utilization equipment that integrates towards lavatory which characterized in that includes:
the pretreatment system comprises a grating tank (1), an adjusting tank (2), a raw water tank (5) and a hair filter (4), wherein the grating tank is connected with a washing wastewater collecting pipeline, and the adjusting tank, the raw water tank and the hair filter perform primary treatment on the collected washing wastewater;
the treatment system comprises an ultrafiltration pump (6), a security filter (7) and an ultrafiltration membrane component (10); the ultrafiltration pump is connected with the pretreatment system, and the security filter and the ultrafiltration membrane component treat the produced water of the pretreatment system to remove part of bacteria and viruses;
the backwashing system comprises a water production tank (11), a dosing tank and a backwashing pump (15), wherein the water production tank is connected with the treatment system and is communicated with the ultrafiltration membrane component to carry out chemical backwashing on the water produced by the treatment system;
and the reclaimed water recycling system is connected with the treatment system and connects the reclaimed water subjected to backwashing treatment to the toilet flushing device.
2. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 1, characterized in that a grating pool (1) communicated with a washing wastewater collecting pipeline is arranged in front of the pretreatment system regulating pool (2); the adjusting tank (2) is communicated with the submersible sewage pump (3) and the hair filter (4) to the original water tank (5) through pipelines.
3. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 2, characterized in that flexible brushes are attached to gaps of the grating in the grating pool (1).
4. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 1, wherein the treatment system ultrafiltration pump (6) is communicated with the pretreatment system raw water tank (5) through a pipeline and communicated with the security filter (7) to the ultrafiltration membrane component (10).
5. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 4, wherein a water inlet pressure gauge (8) and a water inlet valve (9) are sequentially arranged on a pipeline connecting the security filter (7) with the inlet of the ultrafiltration membrane component (10).
6. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 1, wherein the back flushing system comprises a water production tank (11), a NaClO dosing tank (18), a NaOH dosing tank (19), a dosing metering pump (20), a back flushing pump (15) and a back flushing blow-down valve (21); the inlet of the water production tank (11) is communicated with the ultrafiltration membrane component (10) of the treatment system, the water outlet of the water production tank (11) is divided into two paths through a pipeline, and one path is connected to a reclaimed water reuse system through a pipeline; the other path is connected with a back washing pump (15) through a pipeline and is connected with a back washing valve (16) to the other side of the outlet of the ultrafiltration membrane component (10) through a pipeline.
7. The integrated equipment for treating and recycling toilet flushing by washing wastewater as claimed in claim 6, wherein the reclaimed water recycling system comprises a recycling pump (12) and a recycling water tank (14), and the recycling pump (12) is connected to the recycling water tank (14) through a pipeline connecting check valve (13).
8. The integrated equipment for treating and recycling washing wastewater to flush toilets according to claim 6, wherein an inlet pipeline and an outlet pipeline at the top of the ultrafiltration membrane assembly (10) are communicated with a NaClO dosing tank (18) and a NaOH dosing tank (19), and outlets of the NaClO dosing tank (18) and the NaOH dosing tank (19) are converged on the inlet pipeline of the ultrafiltration membrane assembly (10).
9. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 4, characterized in that the outlet of the ultrafiltration membrane component (10) is provided with a back flush blowoff valve (21).
10. The integrated equipment for treating and recycling washing wastewater and flushing a toilet according to claim 6, wherein a back flush valve (16) and a back flush pressure gauge (17) are sequentially arranged on a pipeline connected from the back flush pump (15) to the other side of the outlet of the ultrafiltration membrane component (10);
and outlet pipelines of the NaClO dosing tank (18) and the NaOH dosing tank (19) are connected with a metering pump (20) in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107766.0U CN211595298U (en) | 2020-01-17 | 2020-01-17 | Integrated equipment for treating and recycling washing wastewater to flush toilet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020107766.0U CN211595298U (en) | 2020-01-17 | 2020-01-17 | Integrated equipment for treating and recycling washing wastewater to flush toilet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211595298U true CN211595298U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020107766.0U Active CN211595298U (en) | 2020-01-17 | 2020-01-17 | Integrated equipment for treating and recycling washing wastewater to flush toilet |
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| Country | Link |
|---|---|
| CN (1) | CN211595298U (en) |
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- 2020-01-17 CN CN202020107766.0U patent/CN211595298U/en active Active
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