CN105756142B - A dual-flow three-way self-cleaning toilet flushing system for building secondary water - Google Patents

Abstract

The invention discloses a dual-flow three-channel self-cleaning toilet flushing system for buildings with secondary water, which relates to the technical field of water saving and emission reduction in urban buildings, and includes a water storage tank, a secondary water and rainwater collection pipe, and a dual-flow three-channel self-cleaning control flushing system. The utility model can collect high-quality secondary (laundry, hand-washing, bathing, rain) water on the upper floor of the household, and realize odorless toilet flushing with secondary water, rainwater or reclaimed water through a set of water tank control system; The system has novel design, simple installation and transformation, low construction cost and no operating cost; it can solve the problems of "disabled pipelines, expensive operation, difficult collection, rushing stations, and peculiar smell" during the use of reclaimed water and secondary water for urban residents. A series of bottleneck problems.

Description

A dual-flow three-way self-cleaning toilet flushing system for building secondary water

technical field

The invention relates to the technical field of water saving and emission reduction in urban buildings, in particular to a dual-flow three-way self-cleaning toilet flushing system for secondary water in buildings.

Background technique

For a long time, some thrifty residential families use buckets and basins to collect secondary water and then flush the toilet manually, but they face many troubles and problems when storing and flushing the toilet: 1. Prepare many containers for storage, occupying space for the toilet; 2. The secondary water is not only unsightly but also prone to odor; when using a small basin to scoop the secondary water to flush the toilet, it is easy to touch your hands, and it takes water to wash your hands; 3. When flushing the toilet with a bucket, it is necessary to Bending down is laborious, the force and flow used are difficult to control, the force is large and the flow rate is fast, it is easy to splash, and the force is small and it is not clean, which is very troublesome; 4. After flushing the toilet, there is always a secondary water in the toilet as a water seal. Visually unclean.

In modern life, the vast majority of urban households, hotels, and units use tap water to flush toilets. Every year, each toilet has dozens of tons of tap water, because the flushing is in vain. Similarly, some high-quality toilet flushing water resources in life, such as rainwater, handwashing, bathing, flushing water, etc., are also discharged into the sewer in vain.

In the existing drainage technology, as good flushing water—secondary water, reclaimed water, rainwater, the reason is not used for flushing toilets, except that most buildings and residences do not have secondary water, rainwater In addition to the collection, purification and use system, some buildings even have reclaimed water reuse facilities, but because the existing reclaimed water system has high operating costs (high electricity costs and expensive pharmaceutical costs); In addition, it is necessary to add a water tank and a water basin in the bathroom, which is unsightly and convenient, so most owners are reluctant to use secondary water and reclaimed water to flush the toilet.

Due to the many troubles and inconveniences mentioned above in using secondary water and reclaimed water to flush toilets, more than 80% of citizens currently use tap water to flush toilets, resulting in a very low utilization rate of secondary water in cities. As a result, residents waste about 13 tons of water a year and spend more than 50 yuan in water bills. About 35%-42% of the water in our city is flushed into the sewer every year, one-third of the domestic water is not fully utilized, and many treated urban water is also discharged in vain due to insufficient use. river course. Because of the current level of drainage technology, precious water resources are wasted, and many large cities in my country are seriously short of water.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a dual-flow three-way self-cleaning toilet flushing system for building secondary water, so as to solve many defects caused by the deficiencies of the prior art.

A dual-flow three-way self-cleaning toilet flushing system for building secondary water, characterized in that it includes:

a water storage tank, the water storage tank is arranged on the ceiling of the residential building;

Secondary water and rainwater collection pipes, including the first main collection pipe, the second main collection pipe and the floor leakage water collection pipe of the upper building, the wash basin collection pipe and the rainwater collection pipe, the first main collection pipe and the floor leakage water of the upper building respectively The collection pipe and the wash basin collection pipe are connected, the second main collection pipe is connected with the rainwater collection pipe, and the two main collection pipes are both connected with the water storage tank;

The dual-flow three-channel self-cleaning control toilet flusher is connected to the water storage tank through the secondary water inlet pipe, and is connected to the tap water through the primary water pipe, and the dual-water three-channel self-cleaning control toilet flushing device is used. The device can also be connected with the existing reclaimed water pipeline interface in the building to flush the toilet with the primary water, and the secondary water inlet pipe is provided with a control valve;

The overflow cleaning pipe is arranged on the upper side of the water storage tank and is connected with the main sewage pipeline of the building.

Preferably, a rainwater storage tank is further arranged between the water storage tank and the second main collection pipe, a check valve is arranged in the second main collection pipe, and the rainwater storage tank is arranged on the outer wall of the residential building.

Preferably, the upper side of the rainwater storage tank is provided with a rainwater tank overflow pipe, the rainwater tank overflow pipe is connected to the rainwater storage tank of the lower building, and the height of the upper edge of the rainwater tank overflow pipe is lower than the bottom of the overflow cleaning pipe. along the height.

Preferably, the dual-flow three-channel self-cleaning control toilet flusher includes a water tank, a primary water inlet valve, a drain valve, a primary flushing mechanism, and an overflow pipe, and a drainage pipe is provided at the center of the bottom of the water tank. The water inlet valve, the drain valve, the primary flushing mechanism and the overflow pipe are installed in the water tank, the bottom of the drainage valve and the overflow pipe are connected with the drainage pipe, and the primary flushing mechanism is installed on the drainage valve. The pipe is also connected with a secondary water inlet pipe, the middle of the secondary water inlet pipe is provided with an expansion joint, the outer side of the expansion joint is wrapped with an elastic mesh cover, the water inlet of the primary water inlet valve is connected with the tap water pipe, and the secondary water inlet pipe is connected with The water storage tank is connected, and a hollow straight pipe is arranged at the center of the drain valve. The bottom of the straight pipe is fixedly connected with a water stopper and communicated with the drain pipe. A pull rod is inserted in the straight pipe, and the top of the pull rod is connected with a handle. The bottom is hinged with a water blocking plate through a connecting rod, one side of the water blocking plate is hinged with the bottom side of the water stopper, and the hinge is located on one side of the overflow pipe, and the other side of the water blocking plate can block the two The water outlet of the secondary water inlet pipe is also connected with a soft connection chain between the water blocking plate and the water blocking plug. The straight pipe is provided with a sealing device to prevent odor and water outlet, and the lower side wall of the drain valve is provided with a water inlet.

Preferably, the connecting rods are respectively hinged with the pull rod and the water blocking plate.

Preferably, the secondary water inlet pipe is connected to the bottom of the water storage tank and can be hidden in the wall.

Preferably, the first main collection pipe, the connection between the second main collection pipe and the water storage tank, and the connection between the rainwater collection pipe and the rainwater storage tank are all provided with detachable filter screens.

Preferably, the outer side of the expansion joint is wrapped with an elastic mesh cover.

The advantages of the present invention are: the present invention can collect high-quality secondary (laundry, hand washing, bathing, rain) water on the upper floor of the household, and realize odorless toilet flushing through a set of water tank control system; the system is novel in design, easy to manufacture, and cost effective Low and no operating costs; it can solve a series of bottleneck problems such as residual pipelines, difficult collection, rushing stations, and peculiar smells during the use of reclaimed water and secondary water for urban residents.

Description of drawings

FIG. 1 is a schematic structural diagram of a dual-flow three-way self-cleaning toilet flushing system for building secondary water according to the present invention.

FIG. 2 is a schematic diagram of a double-flow three-way self-cleaning toilet flushing system for building secondary water according to the present invention, which is arranged in a building.

FIG. 3 is a front sectional view of a dual-flow three-channel self-cleaning control flusher in a building secondary water dual-flow three-channel self-cleaning flushing system according to the present invention.

Among them: 1-water storage tank, 2-ceiling, 3-first main collection pipe, 4-second main collection pipe, 5-floor leakage water collection pipe, 6-wash basin collection pipe, 7-rainwater collection pipe, 8-double Three-way self-cleaning control toilet flusher with water flow, 81—water tank, 82—primary inlet valve, 83—drain valve, 84—primary flushing mechanism, 85—overflow pipe, 86—drain pipe, 87—secondary water inlet pipe , 871—control valve, 88—expansion joint, 89—straight pipe, 810—tie rod, 811—handle, 812—connecting rod, 813—water blocking plate, 814—sealing ring, 815—cover, 816—primary water pipe, 817 - Net cover, 818 - Water stop plug, 819 - Soft link chain, 820 - Water inlet, 9 - Overflow cleaning pipe, 10 - Main sewage pipe, 11 - Rain water storage tank, 12 - Rain water tank overflow pipe, 13 - Filter, 14 - Water pipe, 15 - Check valve.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

As shown in Figure 1, Figure 2 and Figure 3, a dual-flow three-way self-cleaning toilet flushing system for building secondary water is characterized in that, comprising:

Water storage tank 1, the water storage tank 1 is arranged on the ceiling 2 of the residential building, invisible and connected to the deodorant inlet, does not occupy the ground use space, and the side of the water storage tank 1 is also provided with a pressurized interface 15, used for for pressurizing the water storage tank 1;

Secondary water and rainwater collection pipes, including the first main collection pipe 3, the second main collection pipe 4 and the floor leakage water collection pipe 5 of the upper building, the wash basin collection pipe 6 and the rainwater collection pipe 7, the first main collection pipe 3 respectively It is connected with the floor leakage water collection pipe 5 and the wash basin collection pipe 6 of the upper building to collect the secondary water of the households on the upper floor. The second main collection pipe 4 is connected to the rainwater collection pipe 7 for collecting the rainwater from the outside. The main collection pipes are all connected with the water storage tank 1;

The dual-flow three-channel self-cleaning control flusher 8 is connected to the water storage tank 1 through the secondary water inlet pipe 87, and is connected to tap water through the primary water pipe 816 for use, and the dual-flow three-channel self-cleaning control toilet 8 is used. The self-cleaning control toilet flusher can also be connected to the existing reclaimed water pipeline interface in the building to flush the toilet with the primary water. The secondary water inlet pipe 87 is provided with a control valve 871 to control the flow of the secondary water;

The overflow cleaning pipe 9 is arranged on the upper side of the water storage tank 1 and connected to the main sewage pipeline 10 of the building, which can pass the oily liquid suspended in the upper layer of the water storage tank 1 and other relatively dirty suspensions through the sewage The pipe 10 is discharged to provide cleaner secondary water for the downstairs residents.

In this embodiment, a rainwater storage tank 11 is also arranged between the water storage tank 1 and the second main collection pipe 4, and a check valve 15 is arranged in the second main collection pipe 4 to prevent secondary water from flowing to the rainwater storage tank 11. The rainwater storage tank 11 is arranged on the outer wall of the residential building. When there is too much rainwater, part of the rainwater can be drained into the rainwater storage tank 11 of the downstairs residents.

In this embodiment, the upper side of the rainwater storage tank 11 is provided with a rainwater tank overflow pipe 12, the rainwater tank overflow pipe 12 can be connected to the water storage tank 1 of the lower building, and the upper edge of the rainwater tank overflow pipe 12 is at a height It is lower than the height of the lower edge of the overflow cleaning pipe 9 to ensure that the rainwater cannot flow back into the main sewage pipe of the building in large quantities after filling the rainwater storage tank.

In this embodiment, the dual-flow three-channel self-cleaning control toilet 8 includes a water tank 81 , a primary water inlet valve 82 , a drain valve 83 , a primary flushing mechanism 84 , and an overflow pipe 85 . A drain pipe 86 is provided in the center. The primary water inlet valve 82, the drain valve 83, the primary water flushing mechanism 84, and the overflow pipe 85 are installed in the water tank 81. The bottom of the drain valve 83 and the overflow pipe 85 are connected to the drain pipe 86. connected, the primary flushing mechanism 84 is installed on the drain valve 83, the drain pipe 86 is also connected with a secondary water inlet pipe 87, and the middle of the secondary water inlet pipe 87 is provided with an expansion joint 88, and the secondary water inlet pipe 87 is provided between the water tank and the toilet. The water inlet pipe 87 is also provided with a shut-off valve for controlling the water flow. The water inlet of the primary water inlet valve 82 is connected to the tap water pipe 14, and the secondary water inlet pipe 87 is connected to the water storage tank 1. The center of the drain valve 83 is provided with a A hollow straight pipe 89, the bottom of the straight pipe 89 is fixedly connected with a water stopper 818 and communicated with the drain pipe 86, a pull rod 810 is interspersed in the straight pipe 89, the top of the pull rod 810 is connected with a handle 811, and the bottom of the pull rod 810 is connected through a connection. The rod 812 is connected with a water blocking plate 813, one side of the water blocking plate 813 is hinged with the side of the base under the water blocking plug 818, and the hinge is located on one side of the overflow pipe 85, and the other side of the water blocking plate 813 is on the side of the overflow pipe 85. At the lowest point, the water outlet of the secondary water inlet pipe 87 can be blocked, and a soft connecting chain 819 is also connected between the water blocking plate 813 and the water blocking plug 818, and the straight pipe 89 is provided with a sealing device to prevent odor and water outlet. , specifically the sealing ring 814 sleeved on the pull rod 810, the lower side wall of the drain valve 83 is provided with a water inlet 820, the connecting rod 812 is hinged with the pull rod 810 and the water blocking plate 813 respectively, the user uses the set on the water tank The exposed piston rod 810 and handle 811 on the top can master and control the duration of the secondary water (reclaimed water) flushing according to the needs of the toilet. After the water in the secondary water is flushed, the water blocking plate 813 is automatically closed, and then the expansion joint 88 expands and squeezes the water level of the water tank to rise. Dirty water for the water seal in the toilet. After the secondary water and reclaimed water are used up or when the toilet users do not want to use it, they can press the double button 84 (large and small keys) for flushing the first-time water tank, and the toilet can still be normal after one-time flushing. In this way, water flows such as secondary water (reclaimed water) rainwater and primary water stored in the system of the device can be flushed arbitrarily, and the water seal can be kept free from peculiar smell.

In this embodiment, the secondary water inlet pipe 87 is connected to the bottom of the water storage tank 1 and can be hidden in the wall.

In addition, the connection between the first main collection pipe 3, the second main collection pipe 4 and the water storage tank 1 and the connection between the rainwater collection pipe 7 and the rainwater storage tank 11 are all provided with a detachable filter screen 13 to avoid secondary The dirt in the water enters the toilet to block the device. The outer side of the expansion joint 88 is wrapped with an elastic mesh cover 817. The expansion joint 88 is covered with a rubber seal on the hard water pipe with a hole, and a net with a limited volume is added. Hood design, through the principle of large secondary hydrostatic pressure and water storage in the water tank, it is a device that expands and squeezes out a fixed amount of water to flush the toilet once.

The device 8 in the system can also use the city's reclaimed water system to connect to the toilet tank to achieve self-cleaning flushing with primary water, and also solve the problem of odorous use of reclaimed water.

After adopting the above system, the contribution of the present invention in water saving is further illustrated by taking a household's water use as an example:

According to a family (3 persons): a family of 3 people, use this system free of electricity charges, collect rainwater, secondary water, and reclaimed water from upstairs or at home, and use pipes, water tanks and the double-flow three-way discharge of this case to automatically The clean water tank device is connected to the toilet, and you can use free secondary water and reclaimed water to flush the toilet every day, about 126 liters (3 people × 6 times × 7 liters), except for the wall of the toilet flusher and the water seal for each time. About 18 liters of water (1 liter × 3 people × 6 times) can also save 108 liters of tap water consumption, which can save a total of 3.24 tons of tap water per month and 39 tons per year. Before adopting the water-saving device, the average annual water consumption of a certain household was 110 tons. However, after a household adopts the secondary water device for reclaimed water, the annual actual use of tap water is only 72 tons, saving 38 tons of water and reducing the total household water consumption by 35%.

In the experimental community where a certain household is located, there are 18 residents up and down a residential building. It turned out that the total water consumption of the whole building in the doorway was 165 tons in one month. 102 tons, saving 63 tons of total water consumption of tap water, accounting for about 38% of the original water consumption per household, and the saving effect is obvious. 42% match.

If, in a large and medium-sized city of 5 million people, 70% of the households use this secondary water device to save water, it can save 58.33 million cubic meters of clean tap water every year and save about 200 million yuan in water costs. It is equivalent to using less capacity of a small reservoir. Its resource saving and social benefits are obvious.

Based on the above, the present invention can collect high-quality secondary (laundry, hand-washing, bathing,) water and rainwater on the upper floor of the household, and realize the odorless toilet flushing with complementary two water sources through a set of deodorant water tank device and intelligent control system. ; The system has novel design, simple transformation and installation, low cost and no power consumption for operation; by popularizing and using the invention of this system in urban buildings, it can effectively solve the difficulty of collecting and managing the reclaimed water and secondary water of urban residents during the use process. There are a series of bottleneck problems such as road disability, rushing station, expensive operation, and peculiar smell.

It is known from the technical common sense that the present invention can be realized by other embodiments without departing from its spirit or essential characteristics. Accordingly, the above-disclosed embodiments are, in all respects, illustrative and not exclusive. All changes within the scope of the present invention or within the scope equivalent to the present invention are encompassed by the present invention.

Claims (6)

1. a building secondary water double-flow three-way self-cleaning flushing system, is characterized in that, comprises: a water storage tank, the water storage tank is arranged on the ceiling of the residential building; Secondary water and rainwater collection pipes, including the first main collection pipe, the second main collection pipe and the floor leakage water collection pipe of the upper building, The washbasin collection pipe and the rainwater collection pipe, the first main collection pipe is respectively connected with the floor leakage water collection pipe and the washbasin collection pipe of the upper building, the second main collection pipe is connected with the rainwater collection pipe, and the two main collection pipes are connected with the water tank connection; The dual-flow three-channel self-cleaning control toilet flusher is connected to the water storage tank through the secondary water inlet pipe, and is used with tap water through the primary water pipe, and the dual-water three-channel self-cleaning control toilet flusher It can also be connected with the existing reclaimed water pipeline interface in the building to flush the toilet with the primary water, and the secondary water inlet pipe is provided with a control valve; an overflow cleaning pipe, the overflow cleaning pipe is arranged on the upper side of the water storage tank and is connected with the main sewage pipeline of the building; The dual-flow three-channel self-cleaning control toilet flusher includes a water tank, a primary water inlet valve, a drain valve, a primary water flushing mechanism, and an overflow pipe. A drainage pipe is arranged at the center of the bottom of the water tank, and the primary water inlet valve , Drain valve, primary flushing mechanism, and overflow pipe are installed in the water tank, the bottom of the drainage valve and overflow pipe are connected with the drainage pipe, the primary flushing mechanism is installed on the drainage valve, and the drainage pipe is also connected with a secondary inlet. The water pipe, the middle of the secondary water inlet pipe is provided with an expansion joint, the outer side of the expansion joint is wrapped with an elastic net cover, the water inlet of the primary water inlet valve is connected with the tap water pipe, the secondary water inlet pipe is connected with the water storage tank, the drainage There is a hollow straight pipe in the center of the valve. The bottom of the straight pipe is fixedly connected with a water stopper and communicated with the drain pipe. A pull rod is inserted in the straight pipe. For the water plate, one side of the water blocking plate is hinged with the bottom side of the water stopper, and the hinge is located on the side of the overflow pipe, and the other side of the water blocking plate can block the water outlet of the secondary water inlet pipe when it is at the lowest position. A soft connection chain is also connected between the water blocking plate and the water blocking plug, the straight pipe is provided with a sealing device for preventing odor and water outlet, and a primary water inlet is provided on the lower side wall of the drain valve. 2. A dual-flow three-way self-cleaning toilet flushing system for building secondary water according to claim 1, characterized in that: a rainwater storage tank is also provided between the water storage tank and the second main collection pipe, and the water storage tank and One-way valves are arranged between the rainwater collection tanks, and the rainwater storage tanks are arranged on the outer walls of the residential buildings. 3. A dual-flow three-way self-cleaning toilet flushing system for secondary water in a building according to claim 2, characterized in that: the upper side of the rainwater storage tank is provided with a rainwater tank overflow pipe, and the rainwater tank overflow pipe is connected to the overflow pipe. To the rainwater storage tank of the lower building, the height of the upper edge of the overflow pipe of the rainwater tank is lower than the height of the lower edge of the overflow cleaning pipe. 4 . The dual-flow three-way self-cleaning toilet flushing system for building secondary water according to claim 1 , wherein the connecting rods are hinged to the tie rods and the water blocking plates, respectively. 5 . 5 . The dual-flow three-way self-cleaning toilet flushing system for building secondary water according to claim 1 , wherein the secondary water inlet pipe is connected to the bottom of the water storage tank and can be hidden in the wall. 6 . 6. A dual-flow three-way self-cleaning toilet flushing system for building secondary water according to claim 2, characterized in that: the connection between the first main collection pipe, the second main collection pipe and the water storage tank and the rainwater collection The connection between the pipe and the rainwater storage tank is provided with a detachable filter screen.