CN113389674A

CN113389674A - High-rise building district bath power generation system

Info

Publication number: CN113389674A
Application number: CN202110560149.5A
Authority: CN
Inventors: 范玉
Original assignee: North China University of Water Resources and Electric Power
Current assignee: North China University of Water Resources and Electric Power
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-09-14
Anticipated expiration: 2041-05-21
Also published as: CN113389674B

Abstract

The invention discloses a high-rise building district water flushing power generation system, which comprises a filtering water collection system, a potential energy conversion system and a power generation system, wherein a high-rise water source and a low-rise water source are fully utilized when the water collection system is filtered, the potential energy loss is reduced as much as possible, the utilization rate of the potential energy of the high-rise water is improved, and the energy loss is reduced. The potential energy utilization rate is high, the energy utilization is high, and a high-rise building district water flushing power generation system with high power generation efficiency is provided for people.

Description

High-rise building district bath power generation system

Technical Field

The invention belongs to the technical field of water conservancy and hydropower, and particularly relates to a high-rise building community water flushing power generation system.

Background

With the development of economy, more and more high-rise buildings are built. Some power generation systems utilizing micro water flow in sewer of high-rise building have come into use, and the system can convert kinetic energy of sewage (including rainwater) of high-rise building into electric energy when the sewage is discharged.

At present, the average civil engineering of China can reach 26-33 floors, the average height is about 78-100 meters, users living in high floors can generate a large amount of wastewater every day, the wastewater exists in high-rise buildings and has very large potential energy, and the high potential energy of the wastewater which can be filtered and purified in the high buildings is utilized to generate electricity, so that considerable economic benefit can be brought.

The device can be applied to common residential buildings, and small-sized office enterprises can also use the device, so the device has a wide application range, the existing structure mostly utilizes a water turbine to generate electricity, the working principle of the impulse water turbine is to utilize a special water guide spray pipe to lead out free jet flow with kinetic energy, so that a runner bucket is impacted to drive a runner to rotate, and the aim of converting water energy into mechanical energy is fulfilled; the structure needs a large amount of water, and only can utilize a high-rise water source to convert potential energy generated by falling of the water source into kinetic energy of the water turbine.

The existing water quantity characteristics aiming at high-rise buildings are high in difficulty, effective power generation can be realized only by a large amount of water, the water quantity of the high-rise buildings is limited, and the power generation can be effectively realized in rainy seasons, so that the power generation efficiency is low, and meanwhile, in the aspect of filtering and water collection, the existing structure can not effectively utilize the low-rise water, so that life in the high-rise buildings can not be effectively utilized.

Disclosure of Invention

Aiming at the defects and problems of the existing equipment, the invention provides a high-rise building community water flushing power generation system, which effectively solves the problems that the high-rise power generation efficiency in the existing equipment is large in water demand and low in efficiency, and a low-rise water source cannot be effectively utilized.

The technical scheme adopted by the invention for solving the technical problems is as follows: a high-rise building district water flushing power generation system comprises a filtering water collection system, a potential energy conversion system and a power generation system; the filtering and water collecting system comprises a water inlet channel, a filtering layer, a filtering water channel, a sewage discharge main pipe and a water collecting main pipe; the water inlet channel is communicated with the drainage pipes of all layers, the bottom of the water inlet channel is provided with a filtering layer, and the filtered impurities enter the sewage discharge channel and enter the main sewage discharge pipe; the lower part of the filter layer is communicated with a filtering water channel, the filtering water channel is communicated with a water collecting main pipe, and the upper end of the water collecting main pipe is thin and the lower end of the water collecting main pipe is thick; the potential energy conversion system comprises a water inlet pipe group, a water outlet pipe group, a piston, a cylinder body, an upper limiting plate and a lower limiting plate; the piston is arranged in the cylinder body and divides the cylinder body into an upper-layer cavity and a lower-layer cavity; the upper water inlet side of the water inlet pipe group is communicated with the bottom of the water collecting main pipe, a main water inlet valve is arranged, and the lower part of the main water inlet valve is communicated with the upper-layer cavity and the lower-layer cavity through water dividing valves; the drainage pipe group is respectively communicated with the upper-layer cavity and the lower-layer cavity through a water distribution and drainage valve; the upper limiting plate and the lower limiting plate are respectively arranged in the upper layer cavity and the lower layer cavity and are used for limiting the moving area of the piston; the power generation system comprises a push-pull rod, a sliding block, a slide way, a kinetic energy conversion part and a rotary table, wherein the push-pull rod is arranged on a cylinder body through a sealing sliding sleeve, two ends of the push-pull rod are respectively connected with a piston and the sliding block, the sliding block is sleeved in the slide way in a matching mode, and the kinetic energy conversion part is used for converting the horizontal reciprocating motion of the sliding block into the rotation of the rotary table.

Further, the water collecting main pipe comprises a low-layer water collecting pipe and a high-layer water collecting pipe; the low-level water collecting pipe and the high-level water collecting pipe are respectively used for collecting water sources of floors below and above the standard height, and an interlayer capable of being opened is arranged between the high-level water collecting pipe and the low-level water collecting pipe.

Further, the interlayer is an electromagnetic valve.

Furthermore, water level meters are arranged in the high-layer water collecting pipe and the low-layer water collecting pipe.

Further, the water collecting main pipe comprises a low-layer water collecting pipe and a high-layer water collecting pipe; the low-level water collecting pipe and the high-level water collecting pipe are respectively used for collecting water sources of floors below and above the standard height, and the water lift pump is arranged between the high-level water collecting pipe and the low-level water collecting pipe and lifts the water source in the low-level water collecting pipe to the high position of the high-position water collecting pipe in the period of low peak power utilization.

Furthermore, the filter layer includes trash rack layer, primary filter layer, senior filter layer that from top to bottom slope set up downwards, and the water source after trash rack, primary filter and senior filtration gets into the drainage channel, and the mud of straining gets into the blowdown passageway.

Furthermore, the upper layer cavity and the lower layer cavity are both provided with a water dividing valve and a water dividing and discharging valve which are valve banks opened and closed asynchronously,

furthermore, proximity switches are arranged on the upper limiting plate and the lower limiting plate and used for acquiring the upper limit position and the lower limit position of the piston and transmitting the position information of the piston to the controller, and the controller further controls the water dividing and feeding valve and the water dividing and discharging valve correspondingly to enable the piston to move up and down in the cylinder body.

Furthermore, the kinetic energy conversion component comprises a guide groove, a crank and a driving rod, the crank is fixed on a central rotating shaft on the turntable, a guide rod is arranged at the end part of the crank, the guide groove is arranged on the sliding block, and the guide rod is sleeved in the guide groove of the table.

Furthermore, the kinetic energy conversion part comprises a rotating shaft, a shaft bracket, a guide plate, a driving rod and a transmission rod, wherein two ends of the driving rod are respectively hinged to the sliding block and the transmission rod, the end part of the transmission rod is arranged on the rotating shaft, the rotating shaft is rotatably arranged on the shaft bracket, and the rotating shaft is in transmission connection with the rotating disc.

The invention has the beneficial effects that: the invention mainly utilizes the potential energy of high-rise waste water to generate electricity, the waste water such as rainwater, bath water, toilet flushing water and the like is firstly collected by a filtering water collecting system, filtered pure water meeting the requirement is formed after certain filtering, the filtered collected water is uniformly collected in a water collecting main pipe, the collected water has certain potential energy by utilizing the height and the capacity of the water collecting main pipe, the bottom of the water collecting main pipe has certain water pressure, and the power generation is carried out by utilizing the water pressure at the position and by means of a potential energy conversion system.

The invention focuses on using the water pressure at the bottom of the water collecting main pipe, and switching and controlling the water inlet and the water discharge of the upper chamber and the lower chamber of the cylinder body through the water inlet pipe group, the water discharge pipe group and the water inlet valve and the water discharge valve arranged on the water inlet pipe group and the water discharge pipe group, so that the upper chamber and the lower chamber are alternately communicated with the bottom of the water collecting main pipe, the piston is driven to move in the cylinder body upwards or downwards by using the water pressure, and the water in the upper chamber or the lower chamber is correspondingly pressed out from the water discharge pipe group; therefore, the potential energy conversion system is utilized to convert the water pressure into the reciprocating motion of the piston, the water displacement is small and is not larger than the capacity of the upper-layer cavity and the lower-layer cavity each time, so that the high-layer filtered water can be fully utilized, the resource utilization is high, and only the water pressure in the water collecting main pipe needs to be ensured.

Meanwhile, in order to fully utilize the high-rise water, the water collecting main pipe is arranged into the low-rise water collecting pipe and the high-rise water collecting pipe which are respectively used for collecting the low-rise water and the high-rise water, and the interlayer is arranged between the low-rise water collecting pipe and the high-rise water collecting pipe, so that the potential energy loss caused by the free falling of the high-rise water is avoided.

Or the low-layer water collecting pipe and the high-layer water collecting pipe can be provided with two independent units and are respectively used for collecting low-layer water and high-layer water, and then the low-layer filtered water is lifted to a high position in an electricity utilization low peak area by using the water lifting pump, so that energy is reasonably allocated, and the potential energy requirement of the water collecting main pipe is met.

In the aspect of a power generation system, the conversion from horizontal reciprocating motion to rotational kinetic energy is realized through a kinetic energy conversion part, and particularly, the conversion can be realized through a dead-point-free crank mechanism; or the reciprocating translation is converted into rotation by adopting an eccentric mechanism and utilizing the reverse utilization of the eccentric mechanism.

Therefore, the invention fully utilizes the high-level and low-level water sources when filtering the water collecting system, reduces potential energy loss as much as possible, improves the utilization rate of the potential energy of the high-level water, reduces energy loss, in the stage of potential energy conversion, the invention utilizes the potential energy stored in the water collecting main pipe to generate, and realizes the reciprocating up-and-down movement of the piston by controlling the water inlet and the water discharge of the upper layer chamber and the lower layer chamber, and transmits the kinetic energy to the push-pull rod, the end part of the push-pull rod is provided with the slide block, so that the reciprocating motion in the piston is transferred to the outside, the kinetic energy conversion part is arranged on the outside, the translation is converted into the rotation motion, when the piston reciprocates in the cylinder body, the reciprocating motion is carried out each time, the water consumption is low, therefore, water can be effectively collected by high-rise buildings, the potential energy utilization rate is high, the energy utilization rate is high, and a high-rise building community water flushing power generation system with high power generation efficiency is provided for people.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of another embodiment of fig. 1.

Fig. 3 is a schematic view showing a downward movement of the piston.

Fig. 4 is a schematic diagram of the upward movement of the piston.

Fig. 5 is a schematic structural view of the kinetic energy conversion member.

Fig. 6 is another structural diagram of the kinetic energy conversion member.

FIG. 7 is a schematic view of the structure of the filter layer.

The reference numbers in the figures are: 1 is a water inlet channel, 2 is a filter layer, 201 is a trash rack layer, 202 is a primary filter layer, and 203 is a high-grade filter layer; 3 is a filtering water channel, 4 is a sewage draining main pipe, 5 is a high-layer water collecting pipe, 6 is a low-layer water collecting pipe, 7 is an interlayer, 8 is a water lifting pump, 9 is a water inlet pipe group, 10 is a water draining pipe group, 11 is a cylinder body, 12 is a piston, 13 is an upper-layer cavity, 14 is a lower-layer cavity, 15 is a main water inlet valve, 16 is an upper water inlet valve, 17 is an upper water dividing and draining valve, 18 is a lower water dividing and draining valve, 19 is a lower water dividing and draining valve, 20 is a lower limiting plate, 21 is an upper limiting plate, 22 is a push-pull rod, 23 is a sliding block, 24 is a track, 25 is a guide groove, 26 is a guide rod, 27 is a crank, 28 is a rotating shaft, 29 is a guide sleeve, 30 is a driving rod, and 31 is a transmission rod.

Detailed Description

The invention is further illustrated with reference to the following figures and examples.

Example 1: this embodiment aims at providing a high-rise building district bath power generation system, mainly utilize the potential energy of high-rise waste water to generate electricity, waste water is like the rainwater, bath water, wash lavatory water etc., mostly be the hydraulic turbine electricity generation in to current structure, this kind of electricity generation mode, required water yield is big, need strike the impeller of the hydraulic turbine with the help of the kinetic energy when the water whereabouts, consequently, only high-rise collection water just can satisfy the demand, and high-rise water yield is little, too rely on the replenishment of rainwater, the generating efficiency is low, can not realize effectual electricity generation, based on this, this embodiment provides a high-rise building district bath power generation system.

As shown in fig. 1-2, a high-rise building district water flushing power generation system comprises a filtering water collection system, a potential energy conversion system and a power generation system; the filtering and water collecting system is used for collecting and filtering domestic water and rainwater from each floor, collecting water in the water collecting main pipe, namely storing potential energy of the collected water in the water collecting main pipe to be used as initial energy, the potential energy conversion system is used for utilizing the initial energy and converting the potential energy into reciprocating motion of the piston, and the power generation system utilizes the reciprocating motion of the piston and converts the reciprocating motion into rotation so as to achieve the purpose of power generation.

In a specific structure, the filtering and water collecting system in the embodiment comprises a water inlet channel 1, a filtering layer 2, a filtering water channel 3, a sewage discharge channel, a sewage discharge main pipe 4 and a water collecting main pipe; in order to realize unpowered conveying, in the embodiment, all the channels are arranged obliquely downwards, wherein the water inlet channel 1 is communicated with the drain pipes of all the layers, the bottom of the water inlet channel is provided with the filter layer, when domestic sewage passes through the surface of the filter layer 2, impurities capable of being filtered enter the filter water channel 3 at the lower part of the filter layer 2, and different filtered impurities enter the sewage discharge channel and enter the sewage discharge main pipe 4; the lower part of the filter layer 2 is communicated with a filtering water channel 3, the filtering water channel 3 is communicated with a water collecting main pipe, and the upper end of the water collecting main pipe is of a thin structure and the lower end of the water collecting main pipe is of a thick structure.

As shown in fig. 1, the water collecting main pipe in the present embodiment includes a lower layer water collecting pipe 6 and a higher layer water collecting pipe 5; the low-level water collecting pipe 6 and the high-level water collecting pipe 5 are respectively used for collecting water sources of floors below and above a standard height, an interlayer 7 capable of being opened is arranged between the high-level water collecting pipe 6 and the low-level water collecting pipe 5, the interlayer 7 can be an electromagnetic valve or a water valve and the like, an expansion part is arranged at a fine structure at the upper end to correspondingly contain drainage of each level, so that excessive loss of each level of water when entering the water collecting main pipe is avoided, the potential energy of high-level filtered water is fully collected and stored in the water collecting main pipe, and the potential energy conversion system is used.

The potential energy conversion system comprises a water inlet pipe group 9, a water outlet pipe group 10, a piston 12, a cylinder body 11, an upper limiting plate 21 and a lower limiting plate 20; the piston 12 is arranged in the cylinder 11 and divides the cylinder 11 into an upper chamber 13 and a lower chamber 14; the upper water inlet side of the water inlet pipe group 9 is communicated with the bottom of the water collecting main pipe, a main water inlet valve 15 is arranged, the main water inlet valve 15 controls the whole opening and closing of the water inlet pipe group, the water dividing valve is respectively communicated with the upper-layer cavity 13 and the lower-layer cavity 14 at the lower part of the water inlet pipe group, and the drainage pipe group 10 is respectively communicated with the upper-layer cavity 13 and the lower-layer cavity 14 through the water dividing and drainage valve; the upper and lower

limiting plates

21 and 20 are respectively disposed in the upper and

lower chambers

13 and 14 to limit the moving area of the piston 12.

As shown in fig. 3-4, the upper chamber 13 and the lower chamber 14 are respectively located at the upper side and the lower side of the piston 12, the upper water dividing valve 16 and the upper water dividing and discharging valve 17 are arranged at the left side and the right side of the upper chamber 13, and the lower water dividing valve 18 and the lower water dividing and discharging valve 19 are arranged at the left side and the right side of the lower chamber 14; the upper water dividing inlet valve and the lower water dividing inlet valve are communicated with a water inlet pipe group, and the upper water dividing drain valve and the lower water dividing drain valve are communicated with a drain pipe group; and the water inlet pipe group and the water discharge pipe group are respectively positioned at two sides of the cylinder body.

Specifically, as shown in fig. 3, the upper water dividing and discharging valve 15 is opened, the upper water dividing and discharging valve 16 is closed, the lower water dividing and discharging valve 17 is closed, the lower water dividing and discharging valve 18 is opened, at this time, water inflow expansion of the upper chamber 13 is formed, and the lower chamber 14 discharges water under a compression working condition, and the piston moves downwards due to the water pressure of the water collecting main pipe on the upper chamber 13; as shown in figure 4, the upper water dividing valve 15 is closed, the upper water dividing and draining valve 16 is opened, the lower water dividing and draining valve 17 is opened, the lower water dividing and draining valve 18 is closed, the working conditions that the lower chamber is filled with water and expands and the upper chamber is drained and compressed are formed, and the piston moves upwards due to the fact that the lower chamber 14 is subjected to the water pressure of the water collecting main pipe.

Therefore, in the potential energy conversion system, water inlet and water outlet entering an upper cavity and a lower cavity of a cylinder body are switched and controlled through the water inlet pipe group 9 and the water outlet pipe group 10 as well as a water inlet valve and a water outlet valve arranged on the water inlet pipe group and the water outlet pipe group, so that the upper cavity 13 and the lower cavity 14 are alternately communicated with the bottom of a water collecting main pipe, the piston 12 is driven to move in the cylinder body 11 upwards or downwards by using water pressure, and correspondingly, water in the upper cavity or the lower cavity is pressed out from the water outlet pipe group, the up-and-down reciprocating motion of the piston 12 is realized, the water pressure is converted into the reciprocating motion of the piston in the reciprocating motion process, the water discharge amount of each reciprocating motion is small and is not larger than the capacity of the upper cavity and the lower cavity, high-level filtered water can be fully utilized, and the resource utilization is high, and only the water pressure in the water collecting main pipe is ensured.

Meanwhile, in order to ensure the water pressure of the water collecting main pipe, the water collecting main pipe is arranged into a low-layer water collecting pipe 6 and a high-layer water collecting pipe 5 which are respectively used for collecting low-layer water and high-layer water, and an interlayer 7 is arranged between the low-layer water collecting pipe and the high-layer water collecting pipe, so that the potential energy loss caused by free falling of the high-layer water is avoided.

The power generation system comprises a push-pull rod 22, a sliding block 23, a slide way 24, a kinetic energy conversion part and a rotary table, wherein the push-pull rod 22 is installed on the cylinder body 11 through a sealing sliding sleeve, two ends of the push-pull rod 22 are respectively connected with the piston 12 and the sliding block 23, the sliding block 23 is sleeved in the slide way 24 in a matching mode, and the kinetic energy conversion part is used for converting horizontal reciprocating motion of the sliding block into rotation of the rotary table.

In this embodiment, as shown in fig. 5, the kinetic energy conversion component includes a guide slot 25, a crank 27 and a guide rod 26, the crank 27 is fixed on a central rotating shaft 28 on the turntable, the end of the crank is provided with the guide rod 26, the slide block 23 is provided with the guide slot 25, and the guide rod 26 is sleeved in the guide slot 25; in the aspect of a power generation system, the conversion from horizontal reciprocating motion to rotational kinetic energy is realized through the kinetic energy conversion part, the conversion can be realized through a dead-point-free crank mechanism, a guide groove is formed in a sliding block, a guide rod is arranged in the guide groove, the sliding block translates in a reciprocating mode, the guide rod can be driven to slide in the guide groove, and the crank drives a turntable to rotate.

The high-level and low-level water sources are fully utilized when the water collecting system is filtered, the potential energy loss is reduced as much as possible, the utilization rate of the potential energy of the high-level water is improved, the energy loss is reduced, in the stage of potential energy conversion, the invention utilizes the potential energy stored in the water collecting main pipe to generate, and realizes the reciprocating up-and-down movement of the piston by controlling the water inlet and the water discharge of the upper layer chamber and the lower layer chamber, and transmits the kinetic energy to the push-pull rod, the end part of the push-pull rod is provided with the slide block, so that the reciprocating motion in the piston is transferred to the outside, the kinetic energy conversion part is arranged on the outside, the translation is converted into the rotation motion, when the piston reciprocates in the cylinder body, the reciprocating motion is carried out each time, the water consumption is low, therefore, water can be effectively collected by high-rise buildings, the potential energy utilization rate is high, the energy utilization rate is high, and a high-rise building community water flushing power generation system with high power generation efficiency is provided for people.

Example 2: this example is substantially the same as example 1, except that: this embodiment provides another configuration of the water collecting header.

In the embodiment shown in fig. 2, the water collecting main pipe comprises a low-layer water collecting pipe 6 and a high-layer water collecting pipe 5; the low-level water collecting pipe 5 and the high-level water collecting pipe 6 are respectively used for collecting water sources of floors below and above the standard height, a water lifting pump 8 is arranged between the high-level water collecting pipe and the low-level water collecting pipe, and the water lifting pump 8 lifts the water source in the low-level water collecting pipe to the high position of the high-level water collecting pipe in the period of low peak of electricity utilization.

Thereby this embodiment sets up two independent units with low-level collector pipe and high-rise collector pipe to be used for collecting low-level and high-rise water respectively, then utilize the water lift pump to promote the low-level drainage to the eminence at the power consumption low peak district, the energy has rationally been allocated, satisfies the potential energy requirement of collecting the house steward.

Example 3: this example is substantially the same as example 1, except that: this embodiment further explains the structure of the filter layer.

As shown in fig. 7, the filter layers include a trash rack layer 201, a primary filter layer 202, and a high-grade filter layer 203 which are arranged from top to bottom in an inclined downward manner, and a water source after trash rack, primary filter, and high-grade filter enters a filter water channel, and filtered sludge enters a sewage channel.

Impurities generated by filtering enter the sewage main pipe 4 due to self gravity, and filtered water sequentially passes through the layers of the filtered water collecting main pipe; the present embodiment provides multi-layer filtration to ensure the cleanliness of the filtered water.

Example 4: this example is substantially the same as example 1, except that: the embodiment further illustrates the specific arrangement of the branch water inlet valve and the branch water outlet valve.

This embodiment is according to the operating condition of upper chamber and lower floor's cavity, and upper chamber and lower floor's cavity all are provided with branch water tap and branch drain valve, divide water tap and branch drain valve to the valves of asynchronous opening and close.

In the embodiment, the water dividing valve and the water dividing and draining valve are opened and closed one by one, and the water dividing valve and the water dividing and draining valve are set as valve banks which are opened and closed asynchronously according to the characteristic, so that the number of control points can be reduced, the failure rate is reduced, and the control precision is improved.

Example 5: this example is substantially the same as example 1, except that: the present embodiment provides another structure of the kinetic energy conversion member.

In this embodiment, as shown in fig. 6, the kinetic energy conversion component includes a rotating shaft 28, a shaft bracket, a guide plate 29, a driving rod 30 and a transmission rod 31, wherein two ends of the driving rod 30 are respectively hinged to the sliding block 23 and the transmission rod 31, an end of the transmission rod 31 is disposed on the rotating shaft 28, the rotating shaft 28 is rotatably disposed on the shaft bracket, and the rotating shaft is in transmission connection with the rotating disk.

In the embodiment, the transformation from reciprocating horizontal motion to rotation is realized by adopting the eccentric mechanism, namely, the reverse utilization of the eccentric mechanism is utilized to realize the transformation from reciprocating translation to rotation.

Example 6: this example is substantially the same as example 1, except that: the present embodiment explains the control system.

In the embodiment, water level meters are arranged in the high-layer water collecting pipe 5 and the low-layer water collecting pipe 6; and the upper limiting plate and the lower limiting plate are provided with proximity switches, the proximity switches are used for acquiring the upper limit position and the lower limit position of the piston and transmitting the position information of the piston to the controller, and the controller further controls the water dividing and feeding valve and the water dividing and discharging valve correspondingly to enable the piston to move up and down in the cylinder body.

Therefore, the embodiment can acquire the signal of the proximity switch through the controller, correspondingly acquire the position information of the piston, and automatically switch the working states of the water dividing and draining valves at the upper-layer chamber and the lower-layer chamber, namely the upper water dividing and draining valve 15 is opened, the upper water dividing and draining valve 16 is closed, the lower water dividing and draining valve 17 is closed, the lower water dividing and draining valve 18 is opened, at this time, the water inlet expansion of the upper-layer chamber 13 is formed, and the water draining compression working condition of the lower-layer chamber 14 is formed, and the piston moves downwards due to the water pressure of the water collecting main pipe on the upper-layer chamber 13; as shown in fig. 4, when the upper water dividing valve 15 is closed, the upper water dividing and draining valve 16 is opened, the lower water dividing and draining valve 17 is opened, and the lower water dividing and draining valve 18 is closed, the working conditions of water inlet expansion of the lower chamber and water draining compression of the upper chamber are formed, and the piston moves upwards due to the water pressure of the water collecting main pipe applied to the lower chamber 14; the valve can be automatically switched, so that the power generation process can be continuously carried out.

Meanwhile, the upper water-dividing and water-discharging valve and the lower water-dividing and water-discharging valve are communicated with the siphon pipe, so that the drainage efficiency can be accelerated by means of the siphon pipe during drainage.

Claims

1. A high-rise building district water flushing power generation system comprises a filtering water collection system, a potential energy conversion system and a power generation system; the method is characterized in that: the filtering and water collecting system comprises a water inlet channel, a filtering layer, a filtering water channel, a sewage discharge main pipe and a water collecting main pipe; the water inlet channel is communicated with the drainage pipes of all layers, the bottom of the water inlet channel is provided with a filtering layer, and the filtered impurities enter the sewage discharge channel and enter the main sewage discharge pipe; the lower part of the filter layer is communicated with a filtering water channel, the filtering water channel is communicated with a water collecting main pipe, and the upper end of the water collecting main pipe is thin and the lower end of the water collecting main pipe is thick; the potential energy conversion system comprises a water inlet pipe group, a water outlet pipe group, a piston, a cylinder body, an upper limiting plate and a lower limiting plate; the piston is arranged in the cylinder body and divides the cylinder body into an upper-layer cavity and a lower-layer cavity; the upper water inlet side of the water inlet pipe group is communicated with the bottom of the water collecting main pipe, a main water inlet valve is arranged, and the lower part of the main water inlet valve is communicated with the upper-layer cavity and the lower-layer cavity through water dividing valves; the drainage pipe group is respectively communicated with the upper-layer cavity and the lower-layer cavity through a water distribution and drainage valve; the upper limiting plate and the lower limiting plate are respectively arranged in the upper layer cavity and the lower layer cavity and are used for limiting the moving area of the piston; the power generation system comprises a push-pull rod, a sliding block, a slide way, a kinetic energy conversion part and a rotary table, wherein the push-pull rod is arranged on a cylinder body through a sealing sliding sleeve, two ends of the push-pull rod are respectively connected with a piston and the sliding block, the sliding block is sleeved in the slide way in a matching mode, and the kinetic energy conversion part is used for converting the horizontal reciprocating motion of the sliding block into the rotation of the rotary table.

2. The high-rise building cell flush water power generation system of claim 1, wherein: the water collecting main pipe comprises a low-layer water collecting pipe and a high-layer water collecting pipe; the low-level water collecting pipe and the high-level water collecting pipe are respectively used for collecting water sources of floors below and above the standard height, and an interlayer capable of being opened is arranged between the high-level water collecting pipe and the low-level water collecting pipe.

3. The high-rise building cell flush water power generation system of claim 2, wherein: the interlayer is an electromagnetic valve.

4. The high-rise building cell flush water power generation system of claim 2, wherein: and water level meters are arranged in the high-layer water collecting pipe and the low-layer water collecting pipe.

5. The high-rise building cell flush water power generation system of claim 1, wherein: the water collecting main pipe comprises a low-layer water collecting pipe and a high-layer water collecting pipe; the low-level water collecting pipe and the high-level water collecting pipe are respectively used for collecting water sources of floors below and above the standard height, and the water lift pump is arranged between the high-level water collecting pipe and the low-level water collecting pipe and lifts the water source in the low-level water collecting pipe to the high position of the high-position water collecting pipe in the period of low peak power utilization.

6. The high-rise building cell flush water power generation system of claim 1, wherein: the filter layer includes trash rack layer, primary filter layer, the senior filter layer that from top to bottom slope set up downwards, and the water source after trash rack, primary filter and senior filtration gets into the drainage passageway, and the mud of filtering gets into the blowdown passageway.

7. The high-rise building cell flush water power generation system of claim 1, wherein: the upper chamber and the lower chamber are both provided with a water dividing valve and a water dividing and draining valve which are valve banks opened and closed asynchronously.

8. The high-rise building cell flush water power generation system of claim 1, wherein: and the upper limiting plate and the lower limiting plate are provided with proximity switches, the proximity switches are used for acquiring the upper limit position and the lower limit position of the piston and transmitting the position information of the piston to the controller, and the controller further controls the water dividing and feeding valve and the water dividing and discharging valve correspondingly so that the piston moves up and down in the cylinder body.

9. The high-rise building cell flush water power generation system of claim 1, wherein: the kinetic energy conversion component comprises a guide groove, a crank and a guide rod, the crank is fixed on a central rotating shaft on the turntable, the end part of the crank is provided with the guide rod, the slide block is provided with the guide groove, and the guide rod is sleeved in the guide groove of the table.

10. The high-rise building cell flush water power generation system of claim 1, wherein: the kinetic energy conversion part comprises a rotating shaft, a shaft bracket, a guide plate, a driving rod and a transmission rod, wherein two ends of the driving rod are respectively hinged to the sliding block and the transmission rod, the end part of the transmission rod is arranged on the rotating shaft, the rotating shaft is rotatably arranged on the shaft bracket, and the rotating shaft is in transmission connection with the rotating disc.