CN111997169A - Catch basin and road rainwater collecting system - Google Patents

Abstract

The invention provides a rainwater well and a road rainwater collection system, which comprises a wellbore and an overflow pipe, the wellbore is a corrugated steel pipe, the wellbore has a water inlet, the overflow pipe is located at the side of the wellbore, and the opposite ends of the overflow pipe are respectively It is a water inlet end and a drainage end, and the water inlet end is connected with the side wall of the wellbore and communicated with the inside of the wellbore. The road rainwater collection system includes rainwater wells and drainage wells. The wellbore of the rainwater well is located below the ground of the green belt, the drainage well is located below the road surface of the road adjacent to the green belt, and the drainage end of the overflow pipe is connected to the side wall of the drainage well. Connect and communicate with the interior of the drain well. The wellbore of the rainwater well of the present invention adopts corrugated steel pipe, which can be modularized in the factory, only needs to be assembled during on-site construction, and is easy to install. Compared with the existing reinforced concrete rainwater well, the construction is simpler, faster and more convenient, and the construction cost is lower. , When cleaning is required, the wellbore can be pulled out from below the ground, which is convenient for cleaning and digging, and is not easy to block.

Description

A rainwater well and road rainwater collection system

technical field

The invention relates to the technical field of municipal drainage, in particular to a rainwater well and a road rainwater collection system.

Background technique

With the acceleration of urban development, the situation of urban water shortage is becoming more and more serious, and water resources are becoming more and more scarce. In order to solve the problem of urban water shortage, the limited rainwater should be retained to improve the urban ecological environment and eliminate the hidden danger of urban waterlogging, usually under the road. Build storm wells to allow rainwater from roads to flow into storm wells. The existing rainwater wells are reinforced concrete rainwater wells, which are inconvenient to clear, easily blocked, complicated in construction and high in construction cost.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a rainwater well and a road rainwater collection system to solve the problems of inconvenient clearing, easy blockage, complicated construction and high construction cost of the existing rainwater well.

In order to achieve the above object, the present invention proposes a rainwater well, which includes a wellbore and an overflow pipe, the wellbore is a corrugated steel pipe, the wellbore has a water inlet, and the overflow pipe is located at the side of the wellbore, the The opposite ends of the overflow pipe are respectively a water inlet end and a drainage end, and the water inlet end is connected with the side wall of the wellbore and communicated with the inside of the wellbore.

In the above rainwater well, seepage holes are densely distributed on the sidewall of the wellbore, and the seepage holes penetrate through the sidewall of the wellbore and communicate with the interior of the wellbore.

The rainwater well as described above, wherein the water inlet end of the overflow pipe is connected to the upper part of the side wall of the wellbore.

The rainwater well as described above, wherein the overflow pipe is a corrugated steel pipe.

The rainwater well as described above, wherein the rainwater well further comprises a sewage intercepting device provided at the water inlet of the wellbore.

The present invention also provides a road rainwater collection system, which includes a rainwater well and a drainage well, wherein the rainwater well is the above-mentioned rainwater well, the wellbore of the rainwater well is set below the ground of the green belt, and the drainage well is set at the Below the road surface of the road adjacent to the green belt, the drainage end of the overflow pipe is connected with the side wall of the drainage well and communicated with the interior of the drainage well.

In the above road rainwater collection system, the well body of the drainage well is a corrugated steel pipe.

The above road rainwater collection system, wherein the top of the well is covered with a rainwater well cover, the water inlet is provided on the rainwater well cover, and the rainwater well cover is higher than the ground of the green belt.

The road rainwater collection system as described above, wherein the road rainwater collection system further comprises a drainage pipe, one end of the drainage pipe is connected to the side wall of the drainage well, and the other end of the drainage pipe can be connected to the urban drainage system connect.

The above-mentioned road rainwater collection system, wherein the opposite sides of the green belt are a first road and a second road respectively, the first road is a motor vehicle lane, and the drainage well is provided on the side of the first road. Below the road surface, the second road is a non-motorized vehicle lane or a pedestrian lane, the ground height of the green belt is lower than the road height of the second road, and the side of the second road close to the green belt is provided with Permeable curbs.

The characteristics and advantages of the rainwater well and the road rainwater collection system of the present invention are:

1. The wellbore of the rainwater well of the present invention adopts corrugated steel pipe, and the corrugated steel pipe can be produced in a modularized factory, only needs to be assembled during on-site construction, and the installation is convenient. Compared with the existing reinforced concrete rainwater well, the construction is simpler, faster and more convenient, and the construction cost When cleaning is required, the wellbore can be lifted out from the ground, which is convenient for cleaning and digging, and is not easy to be blocked, and will not cause road water accumulation due to blockage, which is convenient for flood control work; because the wellbore adopts corrugated steel pipe, the wellbore is resistant to tension Strength is not affected by geological changes, good corrosion resistance, low carbon and environmental protection, high structural strength, light weight, strong stability and low cost.

2. The present invention can discharge the rainwater in the wellbore in time by arranging the overflow pipe on the side of the wellbore of the rainwater well, preventing the water in the wellbore from overflowing the ground;

3. The rainwater well of the present invention includes two types: overflow-type rainwater well and seepage-overflow integrated rainwater well. The overflow-type rainwater well has overflow function, and the seepage-overflow integrated rainwater well has overflow and seepage functions. The seepage of rainwater can increase the moisture content in the soil, reduce the amount of rainwater discharged into the overflow pipe, and reduce the pressure on the municipal rainwater drainage pipeline, especially suitable for building under the green belt, which is conducive to promoting plant growth;

4. The road rainwater collection system of the present invention includes a rainwater well and a drainage well, and the drainage well is arranged below the road, so that the rainwater on the road can flow into the drainage well in time; usually the ground height of the green belt is low, and it is a sunken green belt. There is a lot of accumulated water in the green belt. By setting the rainwater well below the ground of the green belt, the accumulated water in the green belt can be confluent to the rainwater well, so as to realize the regulation, storage and purification of runoff rainwater. After the rainwater is deposited, it overflows. The pipe flows into the drainage well, and flows into the urban drainage system together with the rainwater flowing into the drainage well from the road. The rainwater well and the drainage well jointly realize the timely drainage of rainwater to avoid road water accumulation.

Description of drawings

The following drawings are only intended to illustrate and explain the present invention schematically, and do not limit the scope of the present invention. in:

Fig. 1 is the schematic diagram of the first embodiment of the rainwater well of the present invention;

Fig. 2 is the schematic diagram of the second embodiment of the rainwater well of the present invention;

Fig. 3 is the partial enlarged view of A place in Fig. 2;

4 is a schematic plan view of the road rainwater collection system of the present invention;

Fig. 5 is the sectional view along B-B line in Fig. 4;

FIG. 6 is a cross-sectional view taken along line C-C in FIG. 4 .

Main component label description:

1. Rainwater well; 11. Wellbore; 111. Water inlet; 112. Seepage hole;

12. Overflow pipe; 13. Sewage interception device; 14. Rainwater well cover; 15. Well seat;

2. Drainage well; 3. Drainage pipe; 4. Permeable curb; 5. Road manhole cover;

100, green belt; 200, the first road; 300, the second road.

Detailed ways

In order to have a clearer understanding of the technical features, objects and effects of the present invention, the specific embodiments of the present invention will now be described with reference to the accompanying drawings. Among them, the use of adjective or adverbial modifiers "upper" and "lower", "top" and "bottom", "inner" and "outer" is only for the convenience of relative reference among groups of terms, and not for description Any particular directional restriction on the modified term. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implying the number of indicated technical features, thus, the definition of "first" , "second", etc. features may expressly or implicitly include one or more of that feature.

Embodiment 1:

As shown in FIG. 1 , the present invention provides a rainwater well 1, which is an overflow type rainwater well. The rainwater well 1 includes a wellbore 11 and an overflow pipe 12. The wellbore 11 is a corrugated steel pipe, and the wellbore 11 has a water inlet 111. , the overflow pipe 12 is located in the lateral direction of the wellbore 11, the opposite ends of the overflow pipe 12 are the water inlet end and the drain end, respectively, and the water inlet end of the overflow pipe 12 is connected to the side wall of the wellbore 11 and to the wellbore 11. Internal communication, the water inlet end of the overflow pipe 12 is located below the water inlet 111, for example, the water inlet 111 is provided on the top of the wellbore 11, and the drain end of the overflow pipe 12 can communicate with the urban drainage system. During use, rainwater flows into the wellbore 11 from the water inlet 111, the sediment in the rainwater settles at the bottom of the well, and the supernatant liquid overflows to the overflow pipe 12 and then is discharged, for example, to the urban drainage system.

The wellbore of the rainwater well of the invention adopts corrugated steel pipes, which can be produced in a centralized manner in a factory, only needs to be assembled during on-site construction, and is easy to install. Compared with the existing reinforced concrete rainwater wells, the construction is simpler, faster and more convenient, and the construction cost is lower. When it needs to be cleaned, the wellbore can be lifted out from the ground, which is convenient for cleaning and digging, and it is not easy to block, and it will not cause road water accumulation due to blockage, which is convenient for flood control work; because the wellbore adopts corrugated steel pipe, the tensile strength of the wellbore is high. Not affected by geological changes, good anti-corrosion performance, low carbon and environmental protection, high structural strength, light weight, strong stability, low cost and long service life; by setting overflow pipes on the side of the wellbore, the rainwater in the wellbore can be collected in time Drain to prevent wellbore water from overflowing the ground.

Specifically, the wellbore 11 is formed by connecting a plurality of corrugated steel pipe sections in sequence, and each pipe section is a corrugated steel pipe section made of corrugated steel plates with a thickness of 1.0 mm to 4.0 mm. By using corrugated steel, the rigidity of the steel pipe can be increased. , to increase the resistance to the axial pressure of the steel pipe.

As shown in FIGS. 2 and 3 , in an embodiment of the present invention, seepage holes 112 are densely distributed on the sidewall of the wellbore 11 , and the seepage holes 112 penetrate the sidewall of the wellbore 11 and communicate with the interior of the wellbore 11 . The rainwater well 1 in the example is an integrated rainwater well with seepage and overflow, which can realize both seepage and overflow. When in use, after the rainwater enters the wellbore 11, it penetrates into the surrounding soil layer from the permeable holes around the wellbore 11 under the action of water pressure, increasing the moisture content in the soil, reducing the amount of rainwater discharged into the overflow pipe 12, and reducing municipal rainwater drainage. The pressure of the pipe 3, when the land is saturated with water, the rainwater is discharged through the overflow pipe 12. The rainwater well 1 of this embodiment is especially suitable for being built under the green belt, and the rainwater penetrates into the surrounding soil layer from the infiltration holes around the wellbore 11, which is also beneficial to the growth of plants.

Further, the water inlet end of the overflow pipe 12 is connected to the upper part of the side wall of the wellbore 11 to increase the water storage capacity in the wellbore 11 , which is conducive to sufficient precipitation of rainwater in the wellbore 11 .

Further, the overflow pipe 12 is a corrugated steel pipe, which has high structural strength, light weight and convenient construction.

Furthermore, seepage holes are also provided on the pipe wall of the overflow pipe 12, so that when the rainwater flows through the seepage pipe, the seepage holes on the overflow pipe 12 can also penetrate into the surrounding soil layer.

As shown in FIG. 5 , in an embodiment of the present invention, the rainwater well 1 further includes a sewage intercepting device 13 disposed at the water inlet 111 of the wellbore 11 to intercept debris such as weeds and plastic bags in the rainwater. For example, the pollution interception device 13 is a pollution interception frame, the pollution interception frame is in the shape of a funnel or an inverted trapezoid, and the side wall of the pollution interception frame has filter holes, and the pollution interception frame extends into the wellbore 11. When the rainwater flows through the pollution interception frame, it is intercepted. Dirty frame filter.

Embodiment 2:

As shown in Figure 4, Figure 5, Figure 6, the present invention also provides a road rainwater collection system, which includes a rainwater well 1 and a drainage well 2. The rainwater well 1 has the same structure and beneficial effects as the first embodiment, and here The wellbore 11 of the rainwater well 1 is arranged below the ground of the green belt 100 , the drainage well 2 is arranged below the road surface of the road adjacent to the green belt 100 , and the drain end of the overflow pipe 12 is connected to the side wall of the drain well 2 . Connected and communicated with the interior of the drainage well 2, the drainage well 2 can communicate with the urban drainage system.

In the present invention, a drainage well is arranged under the road, so that the rainwater on the road can flow into the drainage well in time; generally, the ground height of the green belt is low, which is a sunken green belt, and there is more water at the green belt. The rainwater well is set below the ground of the green belt, so that the accumulated water in the green belt can be collected into the rainwater well to realize the regulation, storage and purification of runoff rainwater. After the rainwater is deposited, it flows into the drainage well through the overflow pipe, and flows into the drainage well from the road The rainwater of the well flows into the urban drainage system together, so the rainwater well and the drainage well of the present invention jointly realize the timely discharge of rainwater and avoid road water accumulation.

As shown in FIG. 6 , further, the well body of the drainage well 2 is a corrugated steel pipe, and the structure and beneficial effects of the drainage well 2 are the same as the wellbore 11 in the first embodiment, which will not be repeated here. The cross-sectional shape of the drainage well 2 may be circular or elliptical, and the cross-sectional shape of the wellbore 11 of the rainwater well 1 may also be circular or elliptical.

As shown in FIG. 6 , further, the wellbore 11 of the rainwater well 1 is arranged vertically, the drainage well 2 is arranged vertically, and the overflow pipe 12 is arranged horizontally.

As shown in Figures 5 and 6, further, the top of the wellbore 11 of the rainwater well 1 is covered with a rainwater well cover 14, the water inlet 111 is provided on the rainwater well cover 14, and the rainwater well cover 14 is higher than the ground of the green belt 100 to prevent a large amount of sediment Entering into the wellbore 11 , the sewage intercepting device 13 is located below the rainwater manhole cover 14 , and the rainwater passes through the rainwater manhole cover 14 , flows through the sewage intercepting device 13 and then enters the wellbore 11 .

As shown in FIGS. 5 and 6 , further, a well seat 15 is further provided on the ground of the green belt 100 , and the top of the wellbore 11 of the rainwater well 1 is fixed by the well seat 15 .

As shown in Figure 6, further, the road rainwater collection system further includes a drain pipe 3, one end of the drain pipe 3 is connected to the side wall of the drain well 2, and the other end of the drain pipe 3 can be connected to the urban drainage system. The rainwater flows into the urban drainage system through the drainage pipe 3 . For example, the drainage pipe 3 is connected with the lower side wall of the drainage well 2, so that the rainwater can be drained in time. For example, the drainage pipe 3 is a steel pipe, which may be a corrugated steel pipe or an ordinary steel pipe with a smooth surface.

As shown in FIG. 4 , FIG. 5 , and FIG. 6 , in an embodiment of the present invention, opposite sides of the green belt 100 are a first road 200 and a second road 300 respectively, the first road 200 is a motor vehicle lane, and a drainage well 2. Set below the road surface of the first road 200, the second road 300 is a non-motorized vehicle lane or a pedestrian lane, the ground height of the green belt 100 is lower than the road surface height of the second road 300, and the second road 300 is close to the green belt 100. Permeable curbs 4 are provided on the side, so that the rainwater on the second road 300 flows through the permeable curbs 4 to the green belt 100 and then flows into the rainwater well 1 to prevent water accumulation on the second road 300 . The permeable curb 4 is a strip-shaped structure extending along the first road 200 and is located at the boundary between the edge of the first road 200 and the green belt 100 .

As shown in FIG. 6 , further, the top of the drainage well 2 is provided with a road well cover 5 , the road well cover 5 is provided on the road surface of the first road 200 , and the rainwater on the first road 200 passes through the road well cover 5 and flows into the drainage well 2 Inside.

The above descriptions are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. Any equivalent changes and modifications made by those skilled in the art without departing from the concept and principle of the present invention shall fall within the protection scope of the present invention. Moreover, it should be noted that each component of the present invention is not limited to the above-mentioned overall application, and each technical feature described in the specification of the present invention can be used alone or in combination according to actual needs. Therefore, the present invention Of course, other combinations and specific applications related to the inventive point of the present application are covered.

Claims (10)

1. A rainwater well, characterized in that the rainwater well comprises a wellbore and an overflow pipe, the wellbore is a corrugated steel pipe, the wellbore has a water inlet, and the overflow pipe is located in the lateral direction of the wellbore, so The opposite ends of the overflow pipe are respectively a water inlet end and a drainage end, and the water inlet end is connected with the side wall of the wellbore and communicated with the inside of the wellbore. 2 . The rainwater well according to claim 1 , wherein seepage holes are densely distributed on the sidewall of the wellbore, and the seepage holes penetrate through the sidewall of the wellbore and communicate with the interior of the wellbore. 3 . 3. The rainwater well according to claim 1 or 2, wherein the water inlet end of the overflow pipe is connected to the upper part of the side wall of the wellbore. 4. The rainwater well according to claim 1 or 2, wherein the overflow pipe is a corrugated steel pipe. 5. The rainwater well according to claim 1 or 2, characterized in that, the rainwater well further comprises a sewage intercepting device arranged at the water inlet of the wellbore. 6. A road rainwater collection system, characterized in that the road rainwater collection system comprises a rainwater well and a drainage well, and the rainwater well is the rainwater well according to any one of claims 1 to 5, The wellbore is arranged below the ground of the green belt, the drainage well is arranged below the road surface of the road adjacent to the green belt, and the drainage end of the overflow pipe is connected with the side wall of the drainage well and is connected with the drainage Internal communication of the well. 7 . The road rainwater collection system according to claim 6 , wherein the well body of the drainage well is a corrugated steel pipe. 8 . 8. The road rainwater collection system according to claim 6, wherein the top of the wellbore is covered with a rainwater well cover, the water inlet is provided on the rainwater well cover, and the rainwater well cover is higher than the green belt. ground. 9 . The road rainwater collection system according to claim 6 , wherein the road rainwater collection system further comprises a drain pipe, one end of the drain pipe is connected to the side wall of the drain well, and the drain pipe has a side wall. 10 . The other end can be connected to the urban drainage system. 10. The road rainwater collection system according to claim 7, wherein the opposite sides of the green belt are a first road and a second road respectively, the first road is a motor vehicle lane, and the drainage well is provided. Below the road surface of the first road, the second road is a non-motorized vehicle lane or a pedestrian lane, the ground height of the green belt is lower than the road surface height of the second road, and the second road is close to the One side of the green belt is provided with permeable curbs.

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