CN209873968U - Domestic sewage treatment system - Google Patents

Abstract

The utility model discloses a domestic sewage treatment system, which comprises a domestic sewage tank (2) and a water storage tank (7); a floor drain (1) is installed on the top of the domestic sewage tank (2); the domestic sewage tank ( One side of 2) is connected with one end of the filter pipe (4) through a sewage pipe (3); the other end of the filter pipe (4) is connected with the water storage tank (7) through a clean water pipe (5) A water pump (6) is installed in the water storage tank (7); the water outlet of the water pump (6) communicates with the toilet water tank (9) through a water delivery pipe (19). The utility model discloses a domestic sewage treatment system, which can effectively treat and utilize domestic sewage in residential houses, effectively avoid the waste of water resources, better meet people's domestic water needs, and is conducive to popularization. production practice.

Description

A domestic sewage treatment system

technical field

The utility model relates to the technical field of sewage treatment, in particular to a domestic sewage treatment system.

Background technique

At present, water plays an important role in life and is one of the most important material resources indispensable for the survival and development of human beings. The lack of water resources has become the bottleneck of my country's national economic construction and development.

The current sewage treatment system is mostly used in industry, and a large amount of sewage is concentrated for treatment, which requires a huge project and a large capital investment. For residential buildings, since the water used in residential buildings is clean tap water, in fact, except for drinking and general water needs, it does not need to meet drinking standards.

However, there is currently no technology that can effectively treat and utilize domestic sewage in residential buildings, effectively avoid waste of water resources, and better meet people's domestic water needs.

Utility model content

In view of this, the purpose of this utility model is to provide a domestic sewage treatment system, which can effectively treat and utilize domestic sewage in residential buildings, effectively avoid the waste of water resources, better meet people's domestic water needs, and benefit Popularization has great practical significance in production.

For this reason, the utility model provides a domestic sewage treatment system, comprising a domestic sewage tank and a water storage tank;

A floor drain is installed on the top of the domestic sewage tank;

One side of the household sewage tank communicates with one end of the filter pipe through a sewage pipe;

The other end of the filter net pipe communicates with the water storage tank through a clean water pipe;

A water pump is installed in the water storage tank;

The water outlet of the water pump communicates with the toilet water tank through a water delivery pipe.

Wherein, the bottom of the domestic sewage tank is also connected to a sewer pipe through a sewage discharge electromagnetic valve.

Wherein, the height of the bottom of the sewage tank is closer to the sewage discharge electromagnetic valve, and the height is lower.

Wherein, the inner space of the toilet water tank is connected with the water pipe through the water pipe electromagnetic valve.

Wherein, the water pump is installed at the lateral middle position of the water storage tank, and the distance from the bottom of the water storage tank is equal to one-third of the vertical height of the water storage tank.

Wherein, bulky cotton, gauze, activated carbon, quartz sand and small pebbles are placed in the filter pipe.

Wherein, the water storage tank communicates with the sewer pipe through a drainage pipe;

The connection port between the water storage tank and the drainage pipe is located at the upper part of the right side wall of the water storage tank.

Wherein, a toilet water level sensor is installed in the toilet water tank;

A water storage tank water level sensor is installed in the water storage tank;

The microprocessor module is respectively connected with the toilet water level sensor and the water storage tank water level sensor, and is connected with the water pipe electromagnetic valve and the water pump.

It can be seen from the above technical solutions provided by the utility model that, compared with the prior art, the utility model provides a domestic sewage treatment system, which can effectively treat and utilize domestic sewage in residential buildings, effectively avoiding the waste of water resources, To better meet people's domestic water needs is conducive to popularization and has great practical significance in production.

Description of drawings

Fig. 1 is the structural representation of a kind of household sewage treatment system provided by the utility model;

Fig. 2 is a schematic block diagram of the overall working principle of a domestic sewage treatment system provided by the utility model;

Fig. 3 is a control flow chart of a microprocessor module in a household sewage treatment system provided by the utility model.

Detailed ways

In order to enable those skilled in the art to better understand the solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments.

Referring to Fig. 1 to Fig. 3, the utility model provides a domestic sewage treatment system, comprising a domestic sewage tank 2 and a water storage tank 7;

A floor drain 1 is installed on the top of the domestic sewage tank 2, and the floor drain 1 is used to collect domestic sewage in residential buildings;

One side of the domestic sewage tank 2 is communicated with one end of the filter pipe 4 through a sewage pipe 3;

The other end of the filter net pipe 4 communicates with the water storage tank 7 through a clean water pipe 5;

A water pump 6 is installed in the water storage tank 7;

The water outlet of the water pump 6 is communicated with the toilet water tank 9 through a water delivery pipe 19, and the toilet water tank 9 is the toilet water tank in residential houses.

In the utility model, specifically, the bottom of the domestic sewage tank 2 is also connected to a sewer pipe 8 through a sewage discharge electromagnetic valve 18 . Described sewer pipe 8 is the sewer pipe in the dwelling house.

Specifically, the height of the bottom of the sewage tank 2 is closer to the sewage discharge electromagnetic valve 18, and the height is lower, that is to say, the bottom of the sewage tank 2 is closer to the sewage discharge electromagnetic valve. The bottom of the tank 2 is far away from the height of the side of the sewage solenoid valve 18; therefore, the bottom of the sewage tank 2 is a ramp-type pressurized structure. After the sewage solenoid valve 18 is opened, the impurities can be directly washed into the sewer pipe due to the ramp pressurization 8. It can clean up the dirt deposited at the bottom very well.

At the same time, due to the liquid pressure, the sewage tank 2 can make the sewage enter the filter net pipe 4 under a certain water pressure, so as to speed up the treatment speed of water.

It should be noted that, for the present utility model, the used domestic sewage flows into the domestic sewage tank 2 through the floor drain 1 , and the domestic sewage tank 2 is connected with the sewage pipe 3 . The water flowing out of the sewage pipe 3 enters the water purification pipe 5 after being filtered by the filter network pipe 4, because the water quality of the domestic sewage treated by the utility model is far higher than that of the sewage treated in the sewage plant, so the sewage can be processed very quickly through the filter network pipe. Good cleansing.

Wherein, the water pump 6 inside the water storage tank 7 pumps clean water to the toilet tank 9 through the purified water pipe, and the treated sewage can be used for flushing on the toilet 17. When the water in the water storage tank does not reach the water level, the water pipe solenoid valve 12 will be opened for flushing of the toilet. When the water in the water storage tank is full, and now the toilet does not need to pump water, the clean water in the water storage tank reaches the limit height and can flow into the sewer pipe 8.

In the present utility model, in specific implementation, the toilet water tank 9 is installed on the top of the toilet 17, and a support rod 14 and a float 16 (existing toilet water tank assembly) are installed therein.

In the present utility model, specifically, the inner space of the toilet water tank 9 is connected with the water pipe 10 through the water pipe electromagnetic valve 12 .

In the utility model, in specific implementation, in order to realize the automatic use of the purified water inside the water storage tank 7, for the utility model, the specific structure can be:

A toilet water level sensor 11 is installed in the described toilet water tank 9, is used for detecting the water level information in the toilet water tank 9 in real time, then sends to the microprocessor module 13;

A water storage tank water level sensor 15 is installed in the described water storage tank 7, is used for detecting the water level information in the water storage tank 7 in real time, then sends to the microprocessor module 13;

Microprocessor module 13, installed in the resident's house, is connected with toilet water level sensor 11 and water storage tank water level sensor 15 respectively (for example by signal line), and is connected with tap water pipe electromagnetic valve 12 and water pump 6 (for example by signal line ), for correspondingly controlling the switching states of the water pipe electromagnetic valve 12 and the water pump 6 according to the water level information sent by the toilet water level sensor 11 and the water storage tank water level sensor 15.

In the utility model, on specific implementation, the microprocessor module 13 can be a programmable controller PLC, a central processing unit CPU, a digital signal processor DSP or a single-chip microcomputer MCU. The water level information sent by the sensor 11 and the water level sensor 15 of the water storage tank, and according to the preset control rule, correspondingly control the switching status of the water pipe electromagnetic valve 12 and the water pump 6 .

In terms of specific implementation, the microprocessor 13 can adopt STC15F104W chip micro-single-chip microcomputer, the processor is small in size, can realize serial communication with a computer, has an internal crystal oscillator, and has a power-on reset function. The input cost can be reduced while completing all the functions of the system.

In the present utility model, in specific implementation, the water pump 6 is installed in the lateral middle position of the water storage tank 7, and the distance between the bottom of the water storage tank 7 is equal to one-third of the vertical height of the water storage tank 7, that is, the water pump 6 is installed At the bottom of the water storage tank, it is in the middle of one third of the upper part, so the filtered residue can be avoided from accumulating and blocking the work of the water pump 6.

It should be noted that the purified domestic sewage is stored in the water storage tank 7, and a water pump 6 is installed in the water storage tank, and the water pump 6 can pump clean water into the toilet tank 9 to flush the toilet 17.

In the present utility model, on specific implementation, bulky cotton, gauze, activated carbon (ie charcoal), quartz sand and small pebbles are placed in the filter pipe 4 for filtering. In addition, the filter pipe can be raised, which is convenient for users to replace.

In the present utility model, specifically, the water storage tank 7 communicates with the sewer pipe 8 through a drainage pipe 21;

The connection port between the water storage tank 7 and the drainage pipe 21 is located at the upper part of the right side wall of the water storage tank 7 . When the water in the water storage tank 7 is full, and now the toilet does not need to pump water, the clean water exceeding the limit will flow into the sewer pipe 8 through the water pipe.

Based on the above structure, the household sewage treatment system provided by the utility model is composed of three parts: sewage collection, sewage purification, and purified sewage use.

Wherein, the sewage collection part includes: floor drain 1, domestic sewage tank 2, sewage pipe 3 and sewage discharge electromagnetic valve 18. Through this part, the sewage can be collected to prepare for the subsequent sewage treatment, and the impurities accumulated in the sewage tank can be discharged into the sewer pipe 8 through the opening of the sewage discharge electromagnetic valve.

It should be noted that through the sewage collection part, the domestic sewage after use by the user will flow into the domestic sewage tank through the floor drain. Since the water quality of domestic water is much higher than that of sewage treated in the sewage plant, it is sewage with better water quality, so it is treated directly , not only saves time, but also does not take up resources for sewage treatment. The bottom of the sewage tank is a slope-type pressurized structure. After the sewage solenoid valve is opened, the impurities can be directly flushed into the sewer pipe, which can clean up the dirt deposited at the bottom.

The sewage purification part includes: filter net pipe 4 and water purification pipe 5 .

It should be noted that, through this part, sewage can be purified. Household sewage is filtered through the floor drain for the first time to filter out large and visible debris. After the first filtration, the domestic sewage enters the domestic sewage tank. Due to the effect of liquid pressure, the domestic sewage will enter the filter pipe through the sewage pipe. , There are bulky cotton, gauze, activated carbon (that is, charcoal), quartz sand, and pebbles placed in the filter tube, which can perform deep filtration and filter out tiny substances that people cannot see with the naked eye. At the same time, the filter net tube can be raised, which is convenient for users to replace.

The purified sewage use part includes: water storage tank 7, water pump 6, water storage tank water level sensor 15, microprocessor module 13, tap water pipe 10, tap water pipe electromagnetic valve 12, toilet water tank 9, toilet water level sensor 11, toilet 17 and Sewer pipe 8. In this part, the purified sewage can be used. Wherein, toilet water tank 9 is installed on the top of toilet 17, has existing toilet water tank assembly (support bar 14 and float 16) therein.

It should be noted that, for the used part of the purified sewage, the purified sewage is stored in the water storage tank and waits for use. When the toilet water level sensor in the toilet tank receives the signal of no water, and the water level sensor of the water storage tank receives the signal of water, the water can be pumped. At this time, the water pump pumps the clean water in the water storage tank to the toilet tank for toilet flushing. water. Stop drawing water when the toilet water level sensor in the toilet water tank receives a water signal and the water storage tank water level sensor receives an anhydrous signal, and the water pump will stop working. When the toilet water level sensor in the toilet water tank receives the no-water signal and the water level sensor of the water storage tank also receives the no-water signal, then the water pipe solenoid valve will open, and the water in the water pipe will enter the toilet water tank for toilet use. When the toilet water level sensor in the toilet water tank receives a water signal or the water storage tank water level sensor receives a water signal, the water pipe solenoid valve will be closed, and the clean water provided in the water storage tank will be used to provide clean water for the toilet water tank. If the toilet does not need to pump water, when the water stored in the water storage tank reaches the overflow value, the clean water will be discharged through the sewer pipe, and the water storage tank can be controlled within the normal water level.

Therefore, for the present utility model, it can filter domestic sewage for the first time through the floor drain, and the sewage filtered for the first time flows into the domestic sewage tank, and the domestic sewage tank is connected with the sewage pipe, and the end of the sewage pipe is connected with the filter net pipe. The household sewage is subjected to the second deep filtration. The bottom of the sewage tank is inclined. When the sewage solenoid valve is opened, the impurities can be directly flushed into the sewer pipe. Wherein, the filtered clean water flows into the clean water pipe, and the filtered clean water is stored in the water storage tank for use. There is a pump in the storage tank that pumps clean water to the toilet tank. When the water in the water storage tank does not reach the water level, the water pipe electromagnetic valve will be opened for toilet pumping.

It should be noted that, for the utility model, it is a sewage treatment system with simple structure, energy saving and emission reduction, and easy to use, especially suitable for domestic sewage treatment. This sewage treatment system can directly recycle domestic sewage in single-family houses, such as vegetable washing water, hand washing water and bathing water. The water quality of these sewage is much higher than that of the sewage in the sewage treatment plant, so the direct treatment at home not only saves time, but also does not occupy the resources of sewage treatment.

In order to understand the technical scheme of the utility model more clearly, the specific operation and use process of the utility model is described as follows below:

Step 1: After the user uses water in the bathroom, the used domestic sewage will flow into the domestic sewage tank 2 through the floor drain 1, and the water in the domestic sewage tank 2 will be filtered through the filter network pipe 4, and the filtered clean water will enter the water storage tank 7 and wait use.

Step 2: When the microprocessor module 13 receives the no-water signal sent by the toilet water level sensor 11 in the toilet water tank 9 and the water-filled signal sent by the water tank water level sensor 15, it sends an opening control signal to the water pump 6 to perform Pumping water, water pump 6 pumps the clean water in the water storage tank 7 to the toilet water tank 9 for flushing of the toilet 17.

Step 3: When the microprocessor module 13 receives the water signal from the toilet water level sensor 11 in the toilet water tank 9 and the no water signal from the water tank water level sensor 15, it sends a shutdown control signal to the water pump 6 to stop pumping , the water pump 6 stops working.

Step 4: When the microprocessor module 13 receives the toilet water tank, when the no-water signal sent by the toilet water level sensor 11 in the toilet 9 and the no-water signal sent by the water tank water level sensor 15 send an open control to the water pipe solenoid valve 12 Signal, running water pipe electromagnetic valve 12 will open, and running water pipe, the water in 10 can enter toilet water tank 9, is used for toilet 17 flushing water use.

Step 5: When the microprocessor module 13 receives a water signal from the toilet water level sensor 11 in the toilet water tank 9 or a water signal from the water tank water level sensor 15, send a closing control signal to the water pipe solenoid valve 12 , the running water pipe solenoid valve 12 will be closed, and the clean water provided in the water storage tank 7 will be utilized to provide clean water for the toilet water tank 9.

Step 6: When the toilet does not need to pump water for the time being and the water stored in the water storage tank 7 reaches the overflow value, the clean water will be discharged through the sewer pipe 8, which can control the water storage tank 7 to be within the normal water level.

Based on the above technical solutions, it can be seen that compared with the prior art, the household sewage treatment system provided by the utility model is a set of independent, low-cost and fast sewage treatment system. First of all, filter the domestic sewage first, use a grid to filter out some visible debris, such as vegetable leaves or hair, and then use a filter tube to filter out odors and some invisible residues. The utility model treats sewage with better water quality, because the water quality of household water is far higher than that of sewage treated in sewage plants, so if the treatment is done directly at home, it not only saves time, but also does not occupy sewage treatment resources. It really achieves energy saving and emission reduction, and it is simple and practical to use.

In summary, compared with the prior art, the utility model provides a domestic sewage treatment system, which can effectively treat and utilize domestic sewage in residential buildings, effectively avoid waste of water resources, and better meet people's needs. Domestic water demand is conducive to popularization and has great practical significance in production.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made. Retouching should also be regarded as the scope of protection of the present utility model.

Claims (8)

1. A domestic sewage treatment system is characterized in that it comprises a domestic sewage tank (2) and a water storage tank (7); A floor drain (1) is installed on the top of the domestic sewage tank (2); One side of the domestic sewage tank (2) is communicated with an end of the filter pipe (4) through a sewage pipe (3); The other end of the filter net pipe (4) communicates with the water storage tank (7) through a clean water pipe (5); A water pump (6) is installed in the water storage tank (7); The water outlet of the water pump (6) communicates with the toilet water tank (9) through a water delivery pipe (19). 2. The domestic sewage treatment system according to claim 1, characterized in that, the bottom of the domestic sewage tank (2) is also connected to a sewer pipe (8) through a sewage discharge electromagnetic valve (18). 3. The household sewage treatment system according to claim 1, characterized in that, the closer the bottom of the sewage tank (2) is to the sewage discharge electromagnetic valve (18), the lower the height is. 4. The household sewage treatment system according to claim 1, characterized in that, the inner space of the toilet tank (9) is connected to the water pipe (10) through the water pipe electromagnetic valve (12). 5. The household sewage treatment system according to any one of claims 1 to 4, characterized in that, the water pump (6) is installed at the lateral middle position of the water storage tank (7), and is connected to the bottom of the water storage tank (7). The distance between equals one-third of the water storage tank (7) vertical height. 6. The household sewage treatment system according to any one of claims 1 to 4, characterized in that, bulky cotton, gauze, activated carbon, quartz sand and small pebbles are placed in the filter pipe (4). 7. The domestic sewage treatment system according to any one of claims 1 to 4, characterized in that, the water storage tank (7) communicates with the sewer pipe (8) through a drainage pipe (21); The connection port between the water storage tank (7) and the drainage pipe (21) is located at the upper part of the right side wall of the water storage tank (7). 8. The household sewage treatment system as claimed in claim 4, characterized in that, a toilet water level sensor (11) is installed in the toilet water tank (9); A water storage tank water level sensor (15) is installed in the described water storage tank (7); The microprocessor module (13) is connected with the toilet water level sensor (11) and the water storage tank water level sensor (15) respectively, and is connected with the water pipe electromagnetic valve (12) and the water pump (6).