CN-122013944-A - Roof rainwater collecting, generating and purifying integrated system

CN122013944ACN 122013944 ACN122013944 ACN 122013944ACN-122013944-A

Abstract

The invention relates to the technical field of rainwater collection, and discloses a roof rainwater collection, power generation and purification integrated system which comprises a power generation mechanism, a collecting pipe, a rainwater collection pipe arranged in a building, a water tank communicated with the rainwater collection pipe, a first pipeline and a second pipeline which are communicated with the bottom of the water tank, wherein one ends of the first pipeline and the second pipeline, which are far away from the water tank, are communicated with the collecting pipe, the outlet of the collecting pipe is connected with a multi-stage water purification mechanism capable of purifying water quality, a first valve is arranged on the first pipeline, a second valve is arranged on the second pipeline, the diameter of the first pipeline is smaller than that of the collecting pipe, the power generation mechanism comprises a first hydroelectric power generation device arranged on the first pipeline, and a second hydroelectric power generation device arranged on the collecting pipe, and the rated power of the first hydroelectric power generation device is smaller than that of the second hydroelectric power generation device. Through setting up roof rainwater collection electricity generation purification integration system, no matter rainfall size, can all turn into the electric energy with rainwater potential energy.

Inventors

LUO PINGPING
Zhou Zexi
BI BINGBING
ZHU JIACHENG
YANG XINYUAN
XIE PEIMING
ZHANG HANMING
ZHANG YIXUAN
ZHAO XIAOJUAN
JIAO YAN

Assignees

长安大学

Dates

Publication Date: 20260512
Application Date: 20260211

Claims (10)

1. The roof rainwater collecting, generating and purifying integrated system is characterized by comprising a power generation mechanism, a collecting pipe, a rainwater collecting pipe arranged in a building, a water tank communicated with the rainwater collecting pipe, and a first pipeline and a second pipeline which are both communicated with the bottom of the water tank; One end of the first pipeline and one end of the second pipeline, which are far away from the water tank, are communicated with a collecting pipe, and a multi-stage water purifying mechanism capable of purifying water quality is connected to an outlet of the collecting pipe; the first pipeline is provided with a first valve, the second pipeline is provided with a second valve, and the diameter of the first pipeline is smaller than that of the collecting pipe; the power generation mechanism comprises a first hydroelectric generation device arranged on the first pipeline and a second hydroelectric generation device arranged on the collecting pipe, wherein the rated power of the first hydroelectric generation device is smaller than that of the second hydroelectric generation device.
2. The integrated roof rainwater collection, power generation and purification system of claim 1, further comprising a controller, wherein the first pipeline is provided with a first pressure sensor positioned upstream of the first valve, the second pipeline is provided with a second pressure sensor and a temperature sensor positioned upstream of the second valve, and the controller is electrically connected with the first pressure sensor, the second pressure sensor, the temperature sensor, the first valve and the second valve respectively.
3. The integrated roof rainwater collection, power generation and purification system of claim 1, wherein the first pipeline is arranged in an inclined manner, and a baffle plate capable of guiding water in the first pipeline to a water wheel of the first hydroelectric power generation device is arranged in the first pipeline.
4. The integrated system for collecting, generating and purifying roof rainwater according to claim 1, wherein the multistage water purifying mechanism comprises a trash device capable of intercepting sundries in water, a purifier capable of purifying water and a water storage device capable of storing water, wherein a water inlet of the trash device is communicated with an outlet of the collecting pipe, a water outlet of the trash device is communicated with a water inlet of the purifier through a third pipeline, and a water outlet of the purifier is communicated with a water inlet of the water storage device through a fourth pipeline.
5. The integrated roof rainwater collection, power generation and purification system of claim 4, wherein the multi-stage water purification mechanism further comprises a water pumping pipe and a water pump arranged on the water pumping pipe, one end of the water pumping pipe extends into the water storage device, and the other end of the water pumping pipe is communicated with the water tank.
6. The integrated roof rainwater collection, power generation and purification system of claim 4, wherein the trash device comprises a trash interception tank, a filter screen is arranged in the trash interception tank, the trash interception tank is divided into a first sub-tank and a second sub-tank by the filter screen, the collecting pipe is communicated with the first sub-tank, and the third pipeline is communicated with the second sub-tank.
7. The integrated roof rainwater collection, power generation and purification system according to claim 6, wherein a storage bin capable of bearing impurities is arranged in the first sub-tank, and a drain pipe leading to the outside of the sewage interception tank is arranged at the bottom of the storage bin.
8. The integrated roof rainwater collection, power generation and purification system as claimed in claim 4, wherein the purifier comprises a plurality of water purifying devices which are sequentially connected in series through a communicating pipeline, the water outlet of the most upstream water purifying device is communicated with the water outlet of the trash device through a third pipeline, and the water inlet of the most downstream water purifying device is communicated with the water inlet of the water storage device through a fourth pipeline.
9. The integrated roof rainwater collection, power generation and purification system according to claim 8, wherein the water purification device comprises a tank body, and a plurality of filler layers capable of purifying water are arranged in the tank body; the top of the tank body is provided with a water inlet pipe, the bottom of the tank body is provided with a water outlet pipe, the water inlet pipe is communicated with a water outlet pipe or a third pipeline of the upstream water purifying device, and the water outlet pipe is communicated with a water inlet pipe or a fourth pipeline of the downstream water purifying device.
10. The integrated roof rainwater collection, power generation and purification system according to claim 9, wherein a rectifying plate capable of changing the flow speed and the flow direction of water is arranged above the packing layer in the tank body in the horizontal direction.

Description

Roof rainwater collecting, generating and purifying integrated system Technical Field The invention relates to the technical field of rainwater collection, in particular to a roof rainwater collection, power generation and purification integrated system. Background In the natural rainfall process, the house can receive rainwater, and the rainwater on the roof can be collected to the drainage pipeline and timely discharged through the drainage pipeline. In the prior art, a roof rainwater collecting device exists, the power generation is realized by collecting rainwater to impact a hydroelectric power generating device, but the rainwater is influenced by the regional and seasonal differences of houses, the rainfall has obvious fluctuation, for example, the annual rainfall difference in the south and the north is obvious, the rainfall in summer and winter in the same region is different, and the existing device is faced with contradiction in the hydroelectric power generating application, if the rated power of the hydroelectric power generating device is larger, the power generating condition cannot be met when the rainfall is smaller, if the rated power of the hydroelectric power generating device is smaller, the drainage capacity is insufficient in rainy seasons in summer, and the roof rainwater is easy to block. Disclosure of Invention In order to solve the technical problems, the invention provides a roof rainwater collecting, generating and purifying integrated system. The invention provides a roof rainwater collecting, generating and purifying integrated system which comprises a power generation mechanism, a collecting pipe, a rainwater collecting pipe arranged in a building, a water tank communicated with the rainwater collecting pipe, a first pipeline and a second pipeline which are communicated with the bottom of the water tank, wherein one ends of the first pipeline and the second pipeline, which are far away from the water tank, are communicated with the collecting pipe, a multistage water purifying mechanism capable of purifying water quality is connected to the outlet of the collecting pipe, a first valve is arranged on the first pipeline, a second valve is arranged on the second pipeline, the diameter of the first pipeline is smaller than that of the collecting pipe, the power generation mechanism comprises a first hydroelectric power generation device arranged on the first pipeline, and a second hydroelectric power generation device arranged on the collecting pipe, and the rated power of the first hydroelectric power generation device is smaller than that of the second hydroelectric power generation device. Optionally, the device further comprises a controller, a first pressure sensor located at the upstream of the first valve is arranged on the first pipeline, a second pressure sensor and a temperature sensor located at the upstream of the second valve are arranged on the second pipeline, and the controller is electrically connected with the first pressure sensor, the second pressure sensor, the temperature sensor, the first valve and the second valve respectively. Optionally, the first pipeline is inclined, and a baffle plate capable of guiding water in the first pipeline to a water wheel of the first hydroelectric generating device is arranged in the first pipeline. Optionally, the multistage water purifying mechanism comprises a trash device capable of intercepting sundries in water, a purifier capable of purifying the water and a water storage device capable of storing water, wherein a water inlet of the trash device is communicated with an outlet of the collecting pipe, a water outlet of the trash device is communicated with a water inlet of the purifier through a third pipeline, and a water outlet of the purifier is communicated with a water inlet of the water storage device through a fourth pipeline. Optionally, the multistage water purification mechanism further comprises a water suction pipe and a water pump arranged on the water suction pipe, one end of the water suction pipe stretches into the water storage device, and the other end of the water suction pipe is communicated with the water tank. Optionally, the trash device comprises a sewage interception tank, a filter screen is arranged in the sewage interception tank, the sewage interception tank is divided into a first sub-tank and a second sub-tank, the collecting pipe is communicated with the first sub-tank, and the third pipeline is communicated with the second sub-tank. Optionally, a storage bin capable of bearing impurities is arranged in the first sub-tank, and a drain pipe leading to the outside of the sewage interception tank is arranged at the bottom of the storage bin. Optionally, the purifier includes a plurality of water purification devices that establish ties in proper order through communicating pipe, and the delivery port of water purification device and trash rack of the most upstream is through third pipeline int