CN212926262U

CN212926262U - Rainwater and industrial wastewater treatment system for industrial factory building

Info

Publication number: CN212926262U
Application number: CN202021570278.XU
Authority: CN
Inventors: 孟浩; 胡浩
Original assignee: Jiangsu Zhongsen Architectural Design Co ltd
Current assignee: Jiangsu Zhongsen Architectural Design Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-04-09
Anticipated expiration: 2030-07-31

Abstract

The application relates to a rainwater and industrial wastewater treatment system for an industrial factory building, which belongs to the technical field of rain and sewage treatment of the factory building and comprises a roof rainwater collecting pipe, a greenbelt rainwater collecting pool and an industrial wastewater collecting pool; the roof rainwater collecting pipe is communicated with a first rainwater pipe and a second rainwater pipe, the first rainwater pipe is connected with a waste water tank, an overflow pipe is arranged on the side wall of the waste water tank, a first switch valve is arranged on the first rainwater pipe, the second rainwater pipe is communicated with a first drainage pipe, a second switch valve is arranged on the second rainwater pipe, and a linkage assembly is arranged between the first switch valve and the second switch valve; the bottom of the greenery patches rainwater collecting tank is provided with a greenery patches rainwater filtering component, the industrial wastewater collecting tank is connected with a purifying tank, and the purifying tank is connected with a second drain pipe. The rainwater is discharged after being filtered, so that the environmental pollution can be reduced.

Description

Rainwater and industrial wastewater treatment system for industrial factory building

Technical Field

The application relates to the technical field of rain and sewage treatment of a factory building, in particular to a rainwater and industrial wastewater treatment system for an industrial factory building.

Background

Water is one of the indispensable resources in industry, and as the industry develops, water resources are becoming more and more scarce. Rainwater is a high-quality fresh water resource, but the problems of large water quantity in a short time and difficulty in collection and utilization exist all the time, so that the precious rainwater resource is directly discharged. With the increasingly limited water intake of fresh water and the rising of water use cost, the comprehensive utilization of rainwater resources will be more and more emphasized.

The buildings in the industrial plant area are dense, and the hardened road and the field area are large. The rainwater in the plant area mainly comprises confluence media of building roofs, roads, greenbelts and the like, and one part of the rainwater is industrial wastewater in the plant area. At present, rainwater is treated under the general condition and enters an inspection well through a rainwater pipeline and then is discharged outside through rainwater lifting equipment, and industrial wastewater in a factory is generally and directly discharged through a sewer.

In the related technology, rainwater and industrial wastewater in a factory are directly discharged, and the polluted rainwater and industrial wastewater are directly discharged to pollute the environment, which is not beneficial to the sustainable development of the environment.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that rainwater and industrial waste water after being polluted are directly discharged and can cause pollution to the environment, the application provides an industrial factory building rainwater and industrial waste water treatment system.

The application provides a pair of industry factory building rainwater, industrial waste water processing system adopts following technical scheme:

a system for treating rainwater and industrial wastewater of an industrial factory building comprises a roof rainwater collecting pipe, a greenbelt rainwater collecting pool and an industrial wastewater collecting pool;

the roof rainwater collecting pipe is provided with a first rainwater pipe and a second rainwater pipe in a communicated manner, the first rainwater pipe is connected with a wastewater tank, an overflow pipe is arranged on the side wall of the wastewater tank, a first switch valve is arranged on the first rainwater pipe, the second rainwater pipe is communicated with a first drainage pipe, a second switch valve is arranged on the second rainwater pipe, and a linkage assembly is arranged between the first switch valve and the second switch valve;

the bottom of the greenery patches rainwater collecting tank is provided with a greenery patches rainwater filtering component, the industrial wastewater collecting tank is connected with a purifying tank, and the purifying tank is connected with a second drain pipe.

Through adopting above-mentioned technical scheme, in sleet weather, the rainwater on road surface and the greenery patches will flow into in the greenery patches rainwater collection pond, filters through the mode of oozing down, then discharges. Rainwater on the roof flows into the roof rainwater collecting pipe, when the initial stage rains, the first switch valve is opened, the second switch valve is closed, and the initial stage rainwater flows into the wastewater tank through the first rainwater pipe. Because the long-term deposited dust of factory building roofing is more, it is more serious to lead to the pollution in the initial stage rainwater, consequently stores the initial stage rainwater in the waste water incasement earlier, deposits and filters, then discharges again. When the rainwater flows to the inside of the waste water tank, the first switch valve is closed, and due to the arrangement of the linkage assembly, when the first switch valve is closed, the second switch valve is opened, rainwater enters the second rainwater pipe through the roof rainwater collecting pipe, and then is discharged through the first rainwater discharging pipe. When the second ooff valve was opened, first ooff valve closed, can block floated impurity on the waste water tank surface of water, made first drain pipe exhaust rainwater cleaner. Industrial waste water collects through the industrial waste water collecting pit earlier, then flows into the industrial waste water who collects in the purifying pond, purifies the inside harmful substance of industrial waste water and impurity, then the discharge of rethread second drain pipe. The rainwater infiltrated by the first drainage pipe, the second drainage pipe and the greenery patches rainwater collecting tank is discharged after being filtered, so that the environmental pollution can be reduced, and the rainwater can be collected for reuse, thereby reducing the resource waste.

Preferably, the first switch valve is a first opening plate, a first notch is formed in the first rainwater pipe, the first opening plate is inserted into the first notch, and the first opening plate extends into the first rainwater pipe and abuts against the inner wall of the first rainwater pipe;

the second switch valve is a second opening plate, a second notch is formed in the second rainwater pipe, the second opening plate is inserted into the second notch, and the second opening plate extends into the second rainwater pipe and is tightly abutted to the inner wall of the second rainwater pipe;

the linkage assembly is arranged between the first opening plate and the second opening plate.

Through adopting above-mentioned technical scheme, in the initial stage rainwater, first open-close plate is opened, and the second open-close plate is closed, communicates with each other between first downspout and the waste water tank and sets up. After the waste water tank flows to full, open the second division board, first division board is closed, stretches into the one end of first downspout and the inner wall laminating of first downspout with first opening and shutting door, reduces the rainwater and gets into in the waste water tank, makes the impurity of waste water tank inside be difficult to get into in the second downspout.

Preferably, the linkage assembly comprises a first connecting rod, a second connecting rod and a wedge-shaped block, the first connecting rod and the second connecting rod are arranged perpendicular to each other, the first connecting rod is connected to the end part, far away from the first rainwater pipe, of the first opening plate, and the second connecting rod is connected to the end part, far away from the second rainwater pipe, of the second opening plate;

the wedge-shaped block comprises a large end, a small end and an inclined surface positioned between the large end and the small end, the large end is fixedly connected with the end part of the first connecting rod, which is far away from the first open-close plate, the inclined surface is arranged towards the second rainwater pipe, and the inclined surface is connected with the end part of the second connecting rod, which is far away from the second open-close plate in a sliding manner;

one end of the inclined plane facing the large end is higher than one end of the inclined plane facing the small end, and the small end is provided with a driving piece.

Through adopting above-mentioned technical scheme, through the in-process that first chinese rain pipe was closed gradually to first open-close board, the wedge is towards the direction motion of keeping away from the driving piece, the direction motion of driving piece will be kept away from to the main aspects, because second connecting rod and head rod mutually perpendicular set up, the length direction of second connecting rod and wedge sets up perpendicularly promptly, when the direction motion of driving piece is kept away from to the wedge, the inclined plane will be towards the direction motion of keeping away from the driving piece, the second connecting rod descends this moment, the second open-close board will be opened the second chinese rain pipe. On the contrary, in the process that first open-close plate was opened gradually, second open-close plate will be in the state of closing gradually.

Preferably, the horizontal distance from the small end to the large end is 1.1 to 1.2 times of the length of the first opening plate, and the height difference between the small end and the large end is 1.15 to 1.25 times of the length of the second opening plate.

Through adopting above-mentioned technical scheme, make the second open-close board can open completely in the second rainwater pipe, perhaps accomplish and close, can be with the isolated more thorough of rainwater.

Preferably, a first placing strip is arranged on the inner wall of the first rainwater pipe along the circumference of the first rainwater pipe, the first placing strip is flush with one surface, facing the roof rainwater collecting pipe, of the first notch, one surface, far away from the roof rainwater collecting pipe, of the first opening plate is attached to the first placing strip, a first sealing plate is arranged on the first opening plate, and the sealing plate abuts against the outer side wall of the first rainwater pipe;

the roof rainwater collecting pipe is characterized in that a second placing strip is arranged on the inner wall of the second rainwater pipe along the circumference of the second rainwater pipe, the second placing strip is flush with one surface, facing the roof rainwater collecting pipe, of the second notch, one surface, far away from the roof rainwater collecting pipe, of the second opening-closing plate is attached to the second placing strip, a second sealing plate is arranged on the second opening-closing plate, and the sealing plate abuts against the outer side wall of the second rainwater pipe.

Through adopting above-mentioned technical scheme, the first setting of placing the strip, when first open-close plate and rainwater pipe are in the closed condition, the first area of contact that places the strip and can increase first open-close plate to reduce revealing of rainwater. The setting of strip is placed to the second, when being in the state of closing between second open-close plate and the second downspout, can increase the second and place the area of contact between strip and the second open-close plate, can effectively block initial stage rainwater. The arrangement of the first sealing plate can reduce the leakage of rainwater through the first notch. The second sealing plate can reduce the rainwater and leak through the second breach.

Preferably, the driving piece is an air cylinder, the air cylinder is fixed on the indoor ground, a telescopic rod of the air cylinder is fixedly connected with the small end, a gravimeter is arranged at the bottom of the waste water tank, and the gravimeter is electrically connected with the air cylinder.

Through adopting above-mentioned technical scheme, after waste water tank inside water was filled with, the gravity of rainwater will convey the cylinder through the gravimeter, drives actuating cylinder's telescopic link extension, closes first open-close plate, opens the second open-close plate through the linkage subassembly.

Preferably, the greenery patches rainwater filtration subassembly includes vegetation layer, planting soil layer, coarse sand layer, garrulous sand layer, filter screen layer and waterproof geotechnological cloth layer from top to bottom in proper order, is provided with drainage channel between filter screen layer and the waterproof geotechnological cloth layer.

By adopting the technical scheme, when the rainwater is small, the vegetable layer and the planting soil layer can utilize the rainwater. When rainwater is large, the vegetation layer and the planting soil layer absorb the rainwater to reach saturation, then the rainwater is infiltrated into the coarse sand layer and the crushed sand layer, large impurities in the rainwater are filtered through the coarse sand layer, small hybrids in the rainwater are filtered through the crushed sand layer, finally the rainwater is filtered again through the filter screen layer, and the rainwater after being filtered for multiple times is discharged through the drainage channel.

Preferably, the drainage channel is obliquely arranged and is connected with a rainwater adjusting tank, and one end, away from the second rainwater pipe, of the first drainage pipe is communicated with the rainwater adjusting tank.

Through adopting above-mentioned technical scheme, with the slope setting of drainage channel, the drainage of the rainwater that can be convenient for ooze down. Can unify the rainwater and collect through the rainwater equalizing basin, in the area of water resource shortage, the rainwater of collection in the rainwater equalizing basin still can be utilized to irrigate, aquaculture or recycle after suitably purifying.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the waste water tank, the first switch valve, the second switch valve, the linkage assembly, the green land rainwater filtering assembly and the purifying tank, rainwater and industrial waste water can be treated, and the effect of reducing environmental pollution is achieved;

2. through the arrangement of the first placing strip, the second placing strip, the first sealing plate and the second sealing plate, the effect of reducing impurities in initial rainwater from entering the second rainwater pipe can be achieved;

3. through the setting of rainwater equalizing basin, can play the effect of collecting the rainwater and recycling.

Drawings

FIG. 1 is a diagram of a rainwater and industrial wastewater treatment system for an industrial factory building in an embodiment of the present application;

FIG. 2 is a schematic diagram of a roof rainwater treatment structure in an embodiment of the application;

FIG. 3 is a partial enlarged view of portion A of FIG. 2;

FIG. 4 is a partial enlarged view of the portion B in FIG. 3;

FIG. 5 is a schematic view of a green space rainwater treatment structure in the embodiment of the present application.

Description of reference numerals: 1. a roof rainwater collecting pipe; 11. a first rain pipe; 111. a first plywood; 112. a first notch; 113. a first placement bar; 114. a first sealing plate; 12. a second rain pipe; 121. a first drain pipe; 122. a second plywood; 123. a second notch; 124. a second placement bar; 125. a second sealing plate; 13. a wastewater tank; 131. an overflow pipe; 132. a wastewater treatment tank; 14. a linkage assembly; 141. a first connecting rod; 142. a second connecting rod; 1421. a slider; 143. a wedge block; 1431. a large end; 1432. a small end; 1433. a bevel; 1434. a chute; 144. a cylinder; 145. a gravimeter; 2. a green land rainwater collection tank; 21. a greenery patches rain water filtration assembly; 211. a vegetable layer; 212. planting a soil layer; 213. a coarse sand layer; 214. a crushed sand layer; 215. a filter screen layer; 216. a waterproof geotextile layer; 22. a drainage channel; 3. an industrial wastewater collection tank; 31. a purification tank; 32. a second drain pipe; 4. a rainwater adjusting tank.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses rainwater and industrial wastewater treatment system for industrial plants.

Referring to fig. 1 and 2, the rainwater and industrial wastewater treatment system for the industrial factory building comprises a roof rainwater collecting pipe 1, a green rainwater collecting tank 2 and an industrial wastewater collecting tank 3. Roof rainwater collecting pipe 1 is connected with first downspout 11 and second downspout 12, and first downspout 11 is connected with waste water tank 13, and waste water tank 13's bottom is provided with gravimeter 145, and waste water tank 13's lateral wall is equipped with overflow pipe 131, and overflow pipe 131 is connected with waste water treatment case 132. The second rain pipe 12 is connected with a first drain pipe 121, and the first drain pipe 121 is connected with a rainwater regulation pool 4. The bottom of the green land rainwater collecting pool 2 is provided with a drainage channel 22, and the drainage channel 22 is communicated with the rainwater regulating pool 4. The industrial wastewater collecting tank 3 is connected with a purifying tank 31, the purifying tank 31 is connected with a second drain pipe 32, and the second drain pipe 32 is communicated with the rainwater adjusting tank 4.

Referring to fig. 3 and 4, a first notch 112 is formed in the first rainwater pipe 11, a first placing strip 113 is arranged on the inner wall of the first rainwater pipe 11 along the circumference of the inner wall, and the first placing strip 113 is flush with one surface of the first notch 112 facing the roof rainwater collecting pipe 1. Be provided with first ooff valve on the first downspout 11, first ooff valve is first open-close plate 111, and first open-close plate 111 stretches into first downspout 11 inside and supports tightly with first downspout 11 inner wall from first breach 112, and at this moment, roofing rainwater collecting pipe 1 was kept away from to first open-close plate 111 one side and the first setting of placing the laminating of strip 113, is provided with first closing plate 114 on the first open-close plate 111, and first closing plate 114 offsets with first downspout 11 lateral wall.

Referring to fig. 3 and 4, a second notch 123 is formed in the second rainwater pipe 12, a second placing strip 124 is arranged on the inner wall of the second rainwater pipe 12 along the circumference of the second rainwater pipe, and the second placing strip 124 is flush with one surface of the second notch 123 facing the roof rainwater collecting pipe 1. The second rain pipe 12 is provided with a second switch valve, the second switch valve is a second opening plate 122, and the second opening plate 122 extends into the second rain pipe 12 from the second gap 123 and is tightly abutted to the inner wall of the second rain pipe 12. At this time, one side of the second opening plate 122 far away from the roof rainwater collecting pipe 1 is attached to the second placing strip 124, a second sealing plate 125 is arranged on the second opening plate 122, and the sealing plate abuts against the outer side wall of the second rainwater pipe 12.

Referring to fig. 3 and 4, a linkage assembly 14 is disposed between the first opening plate 111 and the second opening plate 122, the linkage assembly 14 includes a first connecting rod 141, a second connecting rod 142 and a wedge block 143, the first connecting rod 141 and the second connecting rod 142 are perpendicular to each other, the first connecting rod 141 is connected to an end of the first opening plate 111 far away from the first placing strip 113, the second connecting rod 142 is connected to an end of the second opening plate 122 far away from the second placing strip 124, and an end of the wedge block 143 is fixedly connected to an end of the second connecting rod 142 far away from the second opening plate 122. The wedge block 143 includes a large end 1431 and a small end 1432, the large end 1431 is fixedly connected to the end of the first connecting rod 141, and the small end 1432 is connected to a driving member, in this embodiment, the driving member is the air cylinder 144. The cylinder 144 is fixed on the indoor ground, the telescopic rod of the cylinder 144 is fixedly connected with the small end 1432, and the cylinder 144 is electrically connected with the gravity gauge 145.

Referring to fig. 4, an inclined surface 1433 is disposed between the large end 1431 and the small end 1432, the inclined surface 1433 is disposed toward the second rainwater pipe 12, a sliding groove 1434 is disposed on the inclined surface 1433, a sliding block 1421 is disposed at one end of the second connecting rod 142 away from the second rainwater pipe 12, the sliding block 1421 is slidably connected along a length direction of the sliding groove 1434, and the sliding groove 1434 and the sliding block 1421 are not easily disconnected. One end of the inclined surface 1433 facing the large end 1431 is higher than one end of the inclined surface 1433 facing the small end 1432, a horizontal distance from the small end 1432 to the large end 1431 is 1.1 times to 1.2 times of the length of the first opening plate 111, and a height difference between the small end 1432 and the large end 1431 is 1.15 times to 1.25 times of the length of the second opening plate 122. In this embodiment, the horizontal distance from the small end 1432 to the large end 1431 is 1.2 times the length of the first opening plate 111, and the height difference between the small end 1432 and the large end 1431 is 1.25 times the length of the second opening plate 122.

Referring to fig. 5, a greenery patches rainwater filtering component 21 is arranged at the bottom of the greenery patches rainwater collecting pool 2, and the greenery patches rainwater filtering component 21 sequentially comprises a vegetation layer 211, a planting soil layer 212, a coarse sand layer 213 for primarily filtering large impurities in the rainwater, a crushed sand layer 214 for filtering small impurities in the rainwater again, a filtering mesh layer 215 for filtering crushed sand in the rainwater, and a waterproof geotextile layer 216 for reducing rainwater infiltration into the ground surface from top to bottom. The drainage channel 22 is positioned between the filter screen layer 215 and the waterproof geotextile layer 216, and the drainage channel 22 is obliquely arranged so as to facilitate rainwater to flow into the rainwater regulation pool 4.

The implementation principle of the rainwater and industrial wastewater treatment system for the industrial factory building is as follows: waste water tank 13 is inside empty, and in the time of the rain, the roofing rainwater is handled, is in the state of opening between first open close plate 111 and the first downspout 11, is in the state of closing between second open close plate 122 and the second downspout 12, and the rainwater of roofing passes through five, and roofing rainwater collecting pipe 1 falls to in the first downspout 11, then descends to waste water tank 13 in through first downspout 11. When the readings on the gravity gauge 145 reach the set gravity value range, the air cylinder 144 is started, the telescopic rod of the air cylinder 144 extends, the wedge-shaped block 143 is driven to move towards the direction far away from the air cylinder 144, and therefore the first opening and closing plate 111 can be pushed into the first rainwater pipe 11. Because the second opening plate 122 can only realize the elevating movement, therefore, when the wedge block 143 is in the motion, the second opening plate 122 will descend along with the removal of inclined plane 1433 to can open the second downspout 12 gradually, finally, when being in the state of complete closure between first opening plate 111 and the first downspout 11, be in the state of complete opening between second opening plate 122 and the second downspout 12, the rainwater will get into in the second downspout 12, get into the equalizing basin. After rain, the rainwater in the wastewater tank 13 is discharged through the overflow pipe 131 after being often precipitated and filtered.

The treatment of greenery patches rainwater, the rainwater falls into greenery patches rainwater collecting pit 2, vegetable layer 211 and planting soil layer 212 will absorb the rainwater, after the rainwater absorbs and reaches the saturation, the rainwater oozes through planting soil layer 212, filters the big impurity in the rainwater through coarse sand layer 213, filters the little hybrid in the rainwater through broken sand layer 214, filters once more through filter screen layer 215 at last, and the rainwater after filtering many times passes through drainage channel 22 and discharges and gets into rainwater regulation pond 4.

Industrial wastewater needs to be collected all the time, and is collected into the industrial wastewater collection tank 3, then is discharged into the purification tank 31 for purification, and is discharged through the second drain pipe 32 after impurities and harmful substances in the industrial wastewater are removed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an industry factory building rainwater, industrial waste water processing system which characterized in that: comprises a roof rainwater collecting pipe (1), a green land rainwater collecting tank (2) and an industrial wastewater collecting tank (3);

the roof rainwater collecting pipe (1) is provided with a first rainwater pipe (11) and a second rainwater pipe (12) in a communicated manner, the first rainwater pipe (11) is connected with a waste water tank (13), an overflow pipe (131) is arranged on the side wall of the waste water tank (13), a first switch valve is arranged on the first rainwater pipe (11), the second rainwater pipe (12) is communicated with a first drainage pipe (121), a second switch valve is arranged on the second rainwater pipe (12), and a linkage assembly (14) is arranged between the first switch valve and the second switch valve;

the bottom of the greenery patches rainwater collecting pool (2) is provided with a greenery patches rainwater filtering component (21), the industrial wastewater collecting pool (3) is connected with a purifying pool (31), and the purifying pool (31) is connected with a second drain pipe (32).

2. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 1, characterized in that: the first switch valve is a first opening plate (111), a first notch (112) is formed in the first rainwater pipe (11), the first opening plate (111) is inserted into the first notch (112), and the first opening plate (111) extends into the first rainwater pipe (11) and is tightly abutted to the inner wall of the first rainwater pipe (11);

the second switch valve is a second opening and closing plate (122), a second gap (123) is formed in the second rainwater pipe (12), the second opening and closing plate (122) is inserted into the second gap (123), and the second opening and closing plate (122) extends into the second rainwater pipe (12) and is tightly abutted to the inner wall of the second rainwater pipe (12);

the linkage assembly (14) is arranged between the first opening plate (111) and the second opening plate (122).

3. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 2, characterized in that: the linkage assembly (14) comprises a first connecting rod (141), a second connecting rod (142) and a wedge-shaped block (143), the first connecting rod (141) and the second connecting rod (142) are arranged perpendicularly to each other, the first connecting rod (141) is connected to the end portion, away from the first rainwater pipe (11), of the first opening plate (111), and the second connecting rod (142) is connected to the end portion, away from the second rainwater pipe (12), of the second opening plate (122);

the wedge block (143) comprises a large end (1431), a small end (1432) and a slope (1433) located between the large end (1431) and the small end (1432), the large end (1431) is fixedly connected with the end of the first connecting rod (141) far away from the first opening plate (111), the slope (1433) is arranged towards the second rainwater pipe (12), and the slope (1433) is in sliding connection with the end of the second connecting rod (142) far away from the second opening plate (122);

one end of the inclined plane (1433) facing the large end (1431) is higher than one end of the inclined plane (1433) facing the small end (1432), and the small end (1432) is provided with a driving piece.

4. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 3, characterized in that: the horizontal distance from the small end (1432) to the large end (1431) is 1.1 to 1.2 times of the length of the first opening plate (111), and the height difference between the small end (1432) and the large end (1431) is 1.15 to 1.25 times of the length of the second opening plate (122).

5. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 3, characterized in that: the inner wall of the first rainwater pipe (11) is provided with a first placing strip (113) along the circumference of the inner wall, the first placing strip (113) is flush with one surface, facing the roof rainwater collecting pipe (1), of the first notch (112), one surface, away from the roof rainwater collecting pipe (1), of the first opening plate (111) is attached to the first placing strip (113), a first sealing plate (114) is arranged on the first opening plate (111), and the first sealing plate (114) abuts against the outer side wall of the first rainwater pipe (11);

the roof rainwater collecting pipe is characterized in that a second placing strip (124) is arranged on the inner wall of the second rainwater pipe (12) along the circumference of the inner wall, the second placing strip (124) is flush with one surface, facing the roof rainwater collecting pipe (1), of the second notch (123), one surface, away from the roof rainwater collecting pipe (1), of the second opening plate (122) is attached to the second placing strip (124), a second sealing plate (125) is arranged on the second opening plate (122), and the second sealing plate (125) abuts against the outer side wall of the second rainwater pipe (12).

6. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 5, wherein: the driving piece is an air cylinder (144), the air cylinder (144) is fixed on the indoor ground, an expansion rod of the air cylinder (144) is fixedly connected with a small end (1432), a gravity meter (145) is arranged at the bottom of the waste water tank (13), and the gravity meter (145) is electrically connected with the air cylinder (144).

7. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 1, characterized in that: the greenery patches rainwater filtering component (21) comprises a vegetation layer (211), a planting soil layer (212), a coarse sand layer (213), a sand crushing layer (214), a filtering net layer (215) and a waterproof geotextile layer (216) from top to bottom in sequence, and a drainage channel (22) is arranged between the filtering net layer (215) and the waterproof geotextile layer (216).

8. The rainwater and industrial wastewater treatment system for industrial factory buildings according to claim 7, wherein: drainage channel (22) slope sets up, drainage channel (22) are connected with rainwater equalizing basin (4), the one end that second downspout (12) was kept away from in first drain pipe (121) sets up with rainwater equalizing basin (4) intercommunication.