CN212612884U

CN212612884U - Urban inspection shaft purifies infiltration device

Info

Publication number: CN212612884U
Application number: CN202021018320.7U
Authority: CN
Inventors: 王健军; 郑炎杰; 陈子丰; 张俊
Original assignee: Hefei Tongtaisheng Pipeline Technology Co ltd
Current assignee: Hefei Tongtaisheng Pipeline Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-26
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a city inspection shaft purifies infiltration device, including purifying infiltration device, purify infiltration device upper portion and fix on the inspection shaft wall of a well, purify the clearance between infiltration device upper portion and the inspection shaft wall of a well and use waterproof material to pack, purify infiltration device lower part and the outer soil of inspection shaft and closely laminate, purify infiltration device and include outer infiltration device, interior infiltration device, rainwater filtration purification device, recoil device and filter bag, wherein the outer infiltration device includes the outer infiltration pipe and oozes water bottom plate, oozes water bottom plate and oozes water pipe bottom fixed connection outward, and interior infiltration device includes interior infiltration pipe, interior infiltration water bottom plate and infiltration stay pipe, and interior infiltration water bottom plate and interior infiltration pipe bottom fixed connection, infiltration stay pipe set up including the infiltration bottom plate and ooze between the water bottom plate outward. The utility model discloses can reform transform the inspection shaft in the city, can improve the city to the purification and the absorbent capacity of rainwater, also can reduce the engineering input, reduce the influence of construction to urban traffic, resident's life.

Description

Urban inspection shaft purifies infiltration device

Technical Field

The utility model relates to a sponge urban drainage technical field especially relates to a city inspection shaft purifies infiltration device.

Background

The sponge city, namely the city can be like the sponge, has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters and the like, absorbs water, stores water, seeps water and purifies water when raining, and releases the stored water when needed. The urban ecological system function is promoted and the urban flood disaster is reduced. The construction of sponge cities requires the existence of sponge bodies. The city 'sponge' includes water systems such as rivers, lakes and ponds, and city supporting facilities such as greenbelts, gardens and permeable pavements. Rainwater seeps, is stored in a storage way, is purified and recycled through the sponges, and finally the residual runoff is discharged outside through a pipe network and a pump station, so that the standard of an urban drainage system can be effectively improved, and the pressure of urban inland inundation is relieved.

Sponge city construction is carried out under the present architectural facilities overall arrangement in city, and the engineering is huge, and the financial investment is many, and the construction influences urban traffic and resident's life. The utility model discloses under the prerequisite that does not influence the present architectural equipment overall arrangement in city, reform transform numerous inspection shafts in quantity among the present drainage system in city, inspection shaft in the city is in large quantity, and wide in distribution deepens it after, and the inside lining purifies the infiltration device, will be fine "cavernosum", and do not influence city overall arrangement, construction easily. So far, no report and engineering case in this respect is found.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a city inspection shaft water purification and seepage device. The inspection well with large quantity and wide distribution in the city is transformed into a novel sponge body, so that the rainwater purification and absorption capacity of the city can be improved, in addition, the engineering investment can be reduced, and the influence of construction on urban traffic and resident life is reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a city inspection shaft purifies infiltration device, is including installing the purification infiltration device in the inspection shaft after the deepening, and purification infiltration device upper portion is fixed on the inspection shaft wall of a well, and the clearance between purification infiltration device upper portion and the inspection shaft wall of a well is filled with waterproof material, and purification infiltration device lower part closely laminates with the soil outside the inspection shaft, purification infiltration device includes outer infiltration device, interior infiltration device, rainwater filtration purification device, recoil device and filter bag, and wherein outer infiltration device includes infiltration pipe and outer infiltration bottom plate, and outer infiltration bottom plate and outer infiltration pipe bottom fixed connection, interior infiltration device include infiltration pipe, interior infiltration bottom plate and infiltration pipe bottom fixed connection, and the infiltration pipe is set up between interior infiltration bottom plate and outer infiltration bottom plate, and wherein interior infiltration pipe, interior infiltration bottom plate, outer infiltration pipe, outer infiltration bottom plate, A certain number of water seepage holes are uniformly distributed on the water seepage bracing tube.

As a further aspect of the present invention: the top of the inner seepage water pipe and the top of the outer seepage water pipe are sealed through an annular top cover, the annular top cover is provided with a backflushing interface, a cavity between the outer seepage water pipe and the inner seepage water pipe is communicated with the backflushing interface, and the cavity between the outer seepage water pipe and the inner seepage water pipe and the hollow position of the seepage supporting pipe are provided with a rainwater filtering and purifying device.

As a further aspect of the present invention: the rainwater filtering and purifying device comprises a filtering medium layer, an activated carbon layer, an adsorption film layer and a disinfection layer, and the purpose of purifying rainwater, particularly initial rainwater, is achieved through the filtering medium, the activated carbon, the adsorption film and the disinfection layer inside the rainwater filtering and purifying device.

As a further aspect of the present invention: the water seepage device is characterized in that the inner seepage pipe, the inner seepage water bottom plate, the outer seepage water pipe, the outer seepage water bottom plate and the seepage supporting pipe are made of corrosion-resistant non-metal materials, the filter bag is made of corrosion-resistant non-metal materials, is located in an inner cavity formed by the inner seepage water pipe and the inner seepage water bottom plate in a surrounding mode, and the upper portion of the filter bag is opened and fixed around the inspection well mouth through a filter bag rope.

As a further aspect of the present invention: the filter bag is made of corrosion-resistant non-metallic materials, is positioned in an inner cavity defined by the inner seepage water pipe and the inner seepage water bottom plate, and is opened at the upper part and fixed around the inspection well opening through a filter bag rope.

As a further aspect of the present invention: the backflushing connector is connected with a high-pressure water pipe or an air pipe, so that the rainwater filtering and purifying device, the filter bag and the seepage hole can be cleaned.

The utility model has the advantages that:

1. the utility model transforms the inspection well with large quantity and wide area in the city into the micro reservoir, and then the rainwater permeates into the underground soil after purification, thereby greatly improving the capacity of the urban drainage system for rainwater, reducing the possibility of waterlogging in the city, and having important significance for the cities with large rainfall and low drainage capacity;

2. the utility model discloses permeate underground soil with some rainwater through the inspection shaft, can replenish groundwater, rise ground water level, improve the ecological environment in city, the rainwater is through soil filtration purification, and quality of water improves by a wide margin, and after ground water level rose certain degree, realize the reuse of rainwater through modes such as well again, and this has very important meaning to the city that rainfall is few, ground water level is low, water resource is deficient;

3. by adopting the utility model, rainwater firstly permeates into underground soil through the inspection well water purification and seepage device, and only flows into the existing drainage system when the water level in the water purification and seepage device is higher than the lower edge of the drainage pipe, thereby avoiding the pollution of initial rainwater to natural water bodies such as underground water and the like, and then, if the rainwater is recycled, no additional 'initial rainwater discarding' device is needed;

4. the utility model discloses only reform transform the inspection shaft among the current drainage system in city, do not influence the original overall arrangement in city, construction cost is low, and is little to urban traffic and resident life influence.

Drawings

Fig. 1 is a schematic structural diagram of a water seepage purification device for an urban inspection well in embodiment 1;

fig. 2 is a schematic structural diagram of a water seepage purification device in an urban inspection well water seepage purification device provided in embodiment 1;

in the figure: in the figure: 1. a filter bag rope; 2. ground or road pavement; 3. the wall of the inspection well; 4. A water seepage outer pipe; 5. a water seepage inner pipe; 6. a rainwater filtering and purifying device; 7. soil outside the inspection well; 8. A water discharge pipeline; 9. a water seepage hole; 10. a filter bag; 11. an extravasated water bottom plate; 12. an annular top cover; 13. a recoil interface; 14. infiltrating a water bottom plate; 15. water seepage bracing pipes; 16. an inspection well cover.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Under the premise of not influencing the layout of the existing urban building facilities, a large number of inspection wells in the existing urban drainage system are transformed, the inspection wells are deepened, and the deepened bottoms of the inspection wells are higher than the highest underground water level of corresponding positions.

Example 1

Referring to fig. 1-2, a water seepage purifying device for urban inspection well comprises a water seepage purifying device installed in a deepened inspection well, the upper part of the water seepage purifying device is fixed on an inspection well wall 3, the gap between the water seepage purifying device and the inspection well wall is filled with waterproof material, the lower part of the water seepage purifying device is tightly attached to soil 7 outside the inspection well, the water seepage purifying device comprises an outer water seepage device, an inner water seepage device, a rainwater filtering and purifying device 6, a backflushing device and a filter bag 10, wherein the outer water seepage device comprises an outer water seepage pipe 4 and an outer water seepage bottom plate 11, the outer water seepage bottom plate 11 is fixedly connected with the bottom end of the outer water seepage pipe 4, the inner water seepage device comprises an inner water seepage pipe 5, an inner water seepage bottom plate 14 and a water seepage supporting pipe 15, the inner water seepage plate 14 is fixedly connected with the bottom end of the inner water seepage pipe 5, the water seepage supporting pipe 15 is arranged between the inner water seepage bottom, The seepage pipe 4, the seepage bottom plate 11 and the seepage bracing pipe 15 are evenly distributed with a certain number of seepage holes 9. The diameter and the number of the water seepage holes 9 are determined according to the underground soil quality of the city.

The cavity between the outer infiltration pipe 4 and the inner infiltration pipe 5 and the hollow position of the infiltration supporting pipe 15 are provided with a rainwater filtering and purifying device 6, the rainwater filtering and purifying device 6 comprises a filtering medium layer, an active carbon layer, an adsorption film layer and a disinfection layer, and the rainwater filtering and purifying device 6 realizes the purification purpose of rainwater, particularly initial rainwater, through the internal filtering medium, active carbon, the adsorption film and the disinfection layer.

The top of the inner seepage water pipe 5 and the top of the outer seepage water pipe 4 are sealed through an annular top cover 12, the annular top cover 12 is provided with a back flushing connector 13, and a cavity between the outer seepage water pipe 4 and the inner seepage water pipe 5 is communicated with the back flushing connector 13. The inner seepage pipe 5 and the outer seepage pipe 4 can be respectively connected in sections so as to be suitable for different depths.

Wherein, the inner infiltration water pipe 5, the inner infiltration water bottom plate 14, the outer infiltration water pipe 4, the outer infiltration water bottom plate 11 and the water seepage bracing pipe 15 are all made of corrosion-resistant non-metallic materials and have enough thickness, and the shape can be kept under the action of the soil lateral pressure and the rainwater pressure.

The filter bag 10 is made of corrosion-resistant non-metallic materials, is positioned in an inner cavity formed by the inner water seepage pipe 5 and the inner water seepage bottom plate 14, is opened at the upper part and is fixed around the inspection well mouth through the filter bag rope 1. The filter bag 10 may be periodically removed for cleaning.

The backflushing connector 13 is connected with a high-pressure water pipe or an air pipe to clean the rainwater filtering and purifying device 6, the filter bag 10 and the water seepage hole 9, so that the purifying function and the permeability of the water seepage purifying device are improved.

The utility model discloses a purification infiltration device installation does not influence the installation and the dismantlement of inspection shaft lid. And after the purification and water seepage device is installed, the inspection well cover is covered. The inspection well in the urban drainage system has the functions of purifying and storing water after being transformed. Rainwater enters the water seepage device through the inspection well cover and then seeps into underground soil and gradually seeps outwards. When the water level in the water seepage device is higher than the lower edge of the water discharge pipe opening, rainwater enters the existing water discharge system.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a city inspection shaft purifies infiltration device, its characterized in that, including installing the purification infiltration device in the inspection shaft behind the deepening, purification infiltration device upper portion is fixed on the inspection shaft wall of a well (3), and the clearance between purification infiltration device upper portion and the inspection shaft wall of a well (3) is filled with waterproof material, and purification infiltration device lower part closely laminates with the outer soil (7) of inspection shaft, purification infiltration device includes outer infiltration device, interior infiltration device, rainwater filtration purifier (6), recoil device and filter bag (10), and wherein outer infiltration device includes outer infiltration pipe (4) and outer infiltration bottom board (11), and outer infiltration bottom board (11) and outer infiltration pipe (4) bottom fixed connection, and interior infiltration device includes interior infiltration pipe (5), interior infiltration bottom board (14) and infiltration pipe (15), and interior infiltration bottom board (14) and inner infiltration pipe (5) bottom fixed connection, the water seepage bracing tube (15) is arranged between the inner water seepage bottom plate (14) and the outer water seepage bottom plate (11), wherein the inner water seepage tube (5), the inner water seepage bottom plate (14), the outer water seepage tube (4), the outer water seepage bottom plate (11) and the water seepage bracing tube (15) are uniformly distributed with a certain amount of water seepage holes (9).

2. The urban inspection well purification and water seepage device according to claim 1, wherein the top of the inner water seepage pipe (5) and the top of the outer water seepage pipe (4) are sealed through an annular top cover (12), the annular top cover (12) is provided with a backflushing interface (13), a cavity between the outer water seepage pipe (4) and the inner water seepage pipe (5) is communicated with the backflushing interface (13), and the cavity between the outer water seepage pipe (4) and the inner water seepage pipe (5) and a hollow position of the water seepage bracing pipe (15) are provided with a rainwater filtration and purification device (6).

3. The urban inspection well water seepage purification device according to claim 2, wherein the rainwater filtration and purification device (6) comprises a filtration medium layer, an activated carbon layer, an adsorption film layer and a disinfection layer, and the rainwater filtration and purification device (6) achieves the purpose of purifying rainwater through the filtration medium, the activated carbon, the adsorption film and the disinfection layer inside the rainwater filtration and purification device.

4. The municipal inspection shaft water purification and seepage device according to claim 1 or 2, wherein the inner seepage pipe (5), the inner seepage bottom plate (14), the outer seepage pipe (4), the outer seepage bottom plate (11) and the seepage support pipe (15) are made of corrosion-resistant non-metallic materials, the filter bag (10) is made of corrosion-resistant non-metallic materials, and is positioned in an inner cavity surrounded by the inner seepage pipe (5) and the inner seepage bottom plate (14), and the upper part of the filter bag is opened and fixed around the inspection shaft opening through the filter bag rope (1).

5. The urban inspection well water seepage purification device according to claim 1 or 2, wherein the filter bag (10) is made of a corrosion-resistant non-metallic material, is positioned in an inner cavity defined by the inner water seepage pipe (5) and the inner water seepage bottom plate (14), is opened at the upper part and is fixed around an inspection well opening through a filter bag rope (1).

6. The urban inspection well water seepage purification device according to claim 2, wherein the backflushing interface (13) is connected with a high-pressure water pipe or an air pipe to clean the rainwater filtration and purification device (6), the filter bag (10) and the water seepage hole (9).