CN106978846A - A kind of full collection anti-clogging Prefabricated combined septic tank with Control the Plan Pollution Sources function - Google Patents

Abstract

The invention discloses an anti-clogging dirt intercepting hanging basket with the function of controlling surface source pollution, which comprises a flow guiding frame and an anti-clogging dirt intercepting basket, and the anti-clogging dirt intercepting basket is connected with the flow guiding frame. When the wastewater with solid particles or suspended pollutants enters the rainwater outlet, passes through the diversion frame and enters the waste basket, the pollutants are intercepted and filtered, and the filtered waste water flows into the rainwater through the filter holes of the waste interceptor hanging basket or the clear water tank Pipes flow away. When the filter screen is clogged and the water level rises to a certain height, a siphon is formed in the siphon tube and backwashing begins, and the filter screen clogging is relieved. The invention enables solid particle pollutants and suspended pollutants to be intercepted in the sewage intercepting hanging basket at the rainwater outlet without water accumulation, has the function of backwashing, and can prevent non-point source pollution, siltation, odor, and mosquitoes The four defense functions of flies will have very important significance for protecting water bodies and improving urban ecological environment. The invention also has a self-cleaning function, can effectively prevent the hanging basket from being blocked, and has a long service life and long maintenance and cleaning intervals.

Description

A full-collection anti-clogging sewage interception hanging basket with the function of controlling surface source pollution

technical field

The invention belongs to the field of road sewer pipe devices, and more specifically relates to a full-collection and anti-clogging rainwater outlet sewage intercepting hanging basket with the function of controlling surface source pollution.

Background technique

The rainwater outlet is the input end collected by the urban road sewer system. At present, the rainwater outlet used in China is composed of a well body, a well bottom and a rainwater grate. Most of the road drainage adopts the drainage method of "side ditch-rainwater outlet-connecting pipe-municipal pipeline". Rainwater enters rivers and lakes, causing water pollution; when rainwater is discharged into lakes and other static water bodies, it will cause sedimentation in the water body, and the water level will become shallower, requiring frequent dredging and spending a lot of manpower and material resources; The high concentration of solid particle pollutants and suspended pollutants will cause blockage, reduce water delivery capacity, accumulate water and mud in the rainwater outlet, anaerobic digestion will produce odor, breed mosquitoes and flies, pollute the environment and sanitation, and may cause pollution if it is not cleaned up in time. Poor drainage has even caused urban flooding.

Contents of the invention

The invention provides a full-collection anti-clogging sewage hanging basket with the function of controlling surface source pollution, which can simultaneously solve the problem that existing rainwater outlets cannot intercept pollutants and are easy to be blocked, and at the same time, its unique backwashing function can extend the time of sewage interception and hanging. life cycle of the basket.

The concrete technical scheme that realizes the object of the present invention that adopts is:

A full-collection rainwater outlet sewage hanging basket with the function of controlling surface source pollution, including a diversion frame and an anti-clogging sewage basket, wherein:

The diversion frame is a quadrangular truss structure with a large upper part and a smaller lower part. Its direct upper direction is projected downward as a rectangle with a square hole, and its side four directions are projected as a trapezoid. The lower end of the diversion frame is provided with a rectangular opening. The overflow plate on the anti-clogging basket is used to collect rainwater into the anti-clogging basket;

The anti-clogging dirt intercepting basket is connected with the diversion frame by means of suspension, hook or pull rod, and is used to receive the rainwater collected by the diversion frame;

The anti-clogging dirt intercepting basket includes a basket body, an overflow plate, a central cylinder, a clear water tank and a siphon; the top of the basket body is open, and the remaining surfaces are planes with the function of filtering dirt; the overflow plate is located on the basket body directly above the filter screen, the middle part is provided with a filter screen, which is used for waste water to enter the central cylinder and block dirt; A number of small holes are opened to discharge the waste water in the cylinder into the basket body; the clear water tank includes one or more sets of water tanks parallel to the bottom surface of the basket body, each water tank is arranged around the basket body, and receives the water filtered by the basket body. The waste water is used for backwashing the basket; the siphon is one or more water pipes arranged in the up and down direction, and the upper end of the water pipe penetrates into the basket from the side of the anti-clogging dirt intercepting basket, and then leads downward in reverse, showing an asymmetrical reverse "U" shape, forming a siphon structure for discharging waste water;

During operation, after the waste water with solid particle pollutants and/or suspended pollutants passes through the diversion frame, due to the large and small structure design of the frame, the waste water accelerates into the anti-clogging waste interception basket, and part of the waste water passes through the overflow plate Filtered by the filter screen, it flows into the central cylinder, and then is discharged into the basket body through the small holes on the cylinder body, and then discharged into the rainwater pipe after being filtered by the basket body; the other part of the waste water is diverted by the overflow plate, and flows from the upper side to the inner wall of the basket body. After the inner wall of the basket is washed, it flows into the basket body, is filtered by the basket body, and flows into the clear water tank; when the clear water tank is full, the cleaner water overflows to the rainwater pipe; When the water level does not exceed the upper part of the siphon tube, a siphon effect occurs, and the water in the basket and part of the dirt are discharged through the siphon tube; the water level in the basket drops, and the filtered water in the clear water tank returns to the basket through the filter screen, and at the same time, the blockage is removed from the basket. The filter screen falls off, forming backwash, the filter screen is blocked, and the basket body recovers the filtering capacity.

Preferably, the included angles between the sides of the overflow plate and the central cylinder match the structure size of the basket to ensure that the waste water passing through the overflow plate can flush the inner wall of the basket.

Preferably, the anti-clogging dirt intercepting basket is connected to the diversion frame through a lanyard, and a certain gap is left between the dirt intercepting basket and the diversion frame to ensure that the waste water entering the rainwater outlet can be well drained when the water volume is too large. Overflow without water pooling.

Preferably, frame handles are provided on the diversion frame, and the frame handles are connected to both sides of the diversion frame for lifting and placing the waste basket.

Preferably, the opening on the central cylinder is larger than the aperture of the filter screen to prevent the small holes from being clogged; the water discharged from the small holes of the central cylinder flushes the inner wall of the basket and agitates the accumulated water in the basket to lift the filter effect.

Preferably, the filter screen above the overflow plate has a convex hemispherical shape to intercept large-particle pollutants and prevent large-particle pollutants from entering the central cylinder and causing the opening of the cylinder wall to be blocked.

Preferably, three or more siphons are installed side by side on one side of the basket, and cooperate with the clear water tank to form a reverse flush on the four sides of the basket. The backwash can still be formed after the thickness of the sediment increases; each siphon inlet is equipped with a grid to prevent the siphon from being blocked.

Preferably, the upper edge of the basket body is turned outward in an inverted V shape to prevent waste water from entering the clear water tank.

Preferably, the basket is in the shape of a box with an upper opening, including cuboid and cube, and is made of metal or plastic materials, and its inner wall and bottom surface are provided with evenly distributed holes or grooves; the inner wall and bottom surface of the basket are wrapped One layer of filter screen, the filter screen is closely connected with the inner wall and bottom surface of the basket.

In reality, clogging is mainly caused by light pollutants adhering to the surface of the filter, while heavy pollutants are deposited. The thicker the clogged filter surface, the slower the water discharge and the faster the water level rises. The invention adopts a siphon structure, and the water level rises to a certain height to realize siphon, so that the water level drops, and the filtered water in the clear water tank flows into the basket body, and the blockage falls off from the filter net, so as to achieve backwashing effect, normal filtration, and long-term operation of the filter net. . The main function of the siphon is to drain water, lower the water level in the basket, form backwash, unblock the filter screen, and ensure the progress of filtration. The siphoning process is equivalent to an overflow, and some pollutants will enter the stormwater pipe. The final pollutants are intercepted into the basket, and the pollutants are poured out by regularly taking out the intercepting basket to achieve the purpose of removing pollutants.

The invention makes the solid particle pollutants and suspended pollutants intercepted by the intercepting basket in the sewage intercepting hanging basket of the rainwater outlet, which is very convenient for removing and intercepting the pollutants and reduces the dredging burden of the lake; when the water volume is too large, the excess waste water can be Overflow through the gap between the diversion frame and the intercepting basket to the rainwater outlet, and there will be no water accumulation caused by excessive water; the intercepting basket itself will not accumulate water, and the intercepted objects are relatively dry in sunny days and will not be digested anaerobically It will produce odor; therefore, it will not breed mosquitoes and flies; it will play the role of preventing non-point source pollution, preventing siltation, preventing odor, and preventing mosquitoes and flies. It will be of great significance for protecting water bodies and improving the urban ecological environment; The sewage hanging basket can be properly adjusted according to the shape of the existing or upcoming rainwater outlet, and has strong adaptability; at the same time, the sewage intercepting hanging basket has a self-cleaning function, which can effectively prevent the hanging basket from being blocked and has a long service life.

Description of drawings

Fig. 1 is a structural diagram of the present invention;

Fig. 2 is the structure left view of the present invention;

Fig. 3 is the structure right view of the present invention;

Fig. 4 is a schematic diagram of a diversion frame, wherein (a) is a top view of the diversion frame, (b) is a sectional view of 1-1, and (c) is a sectional view of 2-2;

Fig. 5 is a schematic diagram of an overflow plate, wherein (a) is a top view of the overflow plate, (b) is a sectional view of 1-1, and (c) is a sectional view of 2-2;

Fig. 6 is a schematic diagram of an anti-clogging dirt intercepting basket (with no overflow plate installed), wherein (a) is a plan view of the anti-clogging dirt intercepting basket, (b) is a 1-1 sectional view, and (c) is a 2-2 sectional view , (d) is a 3-3 sectional view;

Figure 7 is a schematic diagram of the installation front of the sewage intercepting hanging basket;

Fig. 8 is a schematic diagram of the installation side of the sewage intercepting hanging basket.

Throughout the drawings, the same reference numerals are used to designate the same elements or structures, wherein:

1-Diversion frame 2-Frame handle 3-Connecting lanyard 4-Anti-clogging dirt interception basket 5-Overflow plate 6-Central cylinder 7-Clear water tank 8-Siphon pipe 9-Basket body.

detailed description

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not constitute a conflict with each other.

As shown in Fig. 1, Fig. 2 and Fig. 3, this embodiment includes a diversion frame 1, a frame handle 2, a connecting rope 3 and an anti-clogging dirt intercepting basket 4, and the frame handle 2 is connected to the diversion frame 1 On both sides, the anti-clogging dirt intercepting basket 4 is connected with the diversion frame 1 by connecting the lanyard 3;

The guide frame 1 is a stainless steel structure, and is used to guide the rainwater passing through the rainwater grate into the anti-clogging dirt intercepting basket 4 .

Wherein, the dirt intercepting basket 4 is used to intercept solid particle pollutants and suspended pollutants entering the rainwater outlet, and has a self-cleaning function to effectively alleviate the blockage of the dirt intercepting hanging basket.

In this embodiment, the basket body is a rectangular box with evenly distributed holes or grooves on its four walls and bottom surface. The dirt intercepting basket 4 can be made of metal materials such as stainless steel; in order to prevent loss, it can also be made of plastic materials that have no recycling value. The material is produced, and its inside is wrapped with a layer of filter screen, which is closely connected with the inner wall and bottom surface of the sewage intercepting hanging basket 3. According to the pollution situation on site, filter screens with different mesh numbers can be selected.

The frame handles 2 pass through the small holes on the short sides of the flow guide frame 1 respectively, and are connected with the flow guide frame 1 . Described frame handle 2 is made of steel wire rope, is fixed by aluminum sleeve.

The dirt intercepting basket 4 is connected under the frame handle 2 through the buckle on the connecting rope 3, and forms an integral body with the diversion frame 1.

FIG. 4 is a schematic diagram of the diversion frame 1 , two small holes are opened on the short sides of both sides for installing the frame handle 2 .

Fig. 5 is a schematic diagram of the overflow plate 5, which can be directly placed on the central cylinder, and a hemispherical grid is installed above the central cylinder to intercept large particle pollutants and prevent the opening of the central cylinder 6 from being blocked.

Figure 7 and Figure 8 are the front and side schematic diagrams of the installation of the sewage intercepting hanging basket respectively. When installing the sewage intercepting hanging basket, you only need to lift the rainwater grate, place the diversion frame 1 on the well circle, and hang the sewage intercepting basket 3 in the rainwater outlet , and then close the rainwater grate.

As a further improvement of the present invention, the dirt intercepting basket is a rectangular box with evenly distributed holes or grooves on its four walls and bottom surface. The dirt intercepting basket is located directly below the diversion frame and is connected by a hanging rope.

As a further improvement of the present invention, the dirt intercepting basket is made of plastic or stainless steel.

As a further improvement of the present invention, the inner wall and bottom surface of the dirt intercepting basket are wrapped with a layer of filter screen, and the filter screen is closely connected with the inner wall and bottom surface of the dirt intercepting hanging basket.

As a further improvement of the present invention, a central cylinder is installed in the center of the sewage intercepting hanging basket, and the wall of the central cylinder is uniformly perforated. An overflow plate is arranged above the central cylinder, and a hemispherical filter is installed above the overflow plate.

As a further improvement of the present invention, three siphon pipes are installed side by side on one side of the short side, and the height of the water inlet at one end of the three siphon pipes inside the dirt intercepting basket increases with a certain height difference, and the water inlet is provided with a grid.

As a further improvement of the present invention, the upper edge of the dirt intercepting basket forms an inverted V.

As a further improvement of the present invention, the flow guide frame is a rectangular frame structure with a hole in the center, and frame handles are installed on the short sides of the two sides.

As a further improvement of the present invention, the guide frame is made of stainless steel.

As a further improvement of the present invention, the frame handle is made of steel wire rope.

As a further improvement of the present invention, the frame handle is fixed by an aluminum sleeve.

As a further improvement of the present invention, the dirt intercepting basket is connected under the handle of the frame through the buckle on the connecting rope, and is integrally formed with the diversion frame.

As a further improvement of the present invention, two small holes are opened on the short sides of the two sides of the flow guiding frame for installing frame handles.

When it rains, the rainwater, solid particle pollutants and suspended pollutants on the ground flow into the rainwater outlet together, pass through the diversion frame 1, and then enter the anti-clogging sewage basket 4, where the pollutants are intercepted and filtered. The filtered waste water flows into the rainwater pipe through the holes or grooves of the anti-clogging basket 4, and as the filtration progresses, the water level in the basket 4 rises, and finally a siphon is formed in the siphon tube 8, and the water in the basket 4 rises. The water level drops, and the filtered water in the clear water tank 7 flows into the dirt intercepting basket 4 again, and the blockage on the filter screen comes off to form a backwash, and the dirt intercepting basket 4 recovers the filtering capacity.

When implementing the present invention, according to the current situation or the size of the final rainwater outlet, the sewage intercepting hanging basket of the corresponding size can be ordered to ensure that the sewage intercepting hanging basket can be well hung on the well ring, and the sewage intercepting basket 4 can be used to intercept Solid particle pollutants and suspended pollutants entering stormwater outlets. A layer of filter screen is wrapped in the dirt interception basket 4 to better filter pollutants. At the same time, a certain gap is left between the dirt intercepting basket 4 and the diversion frame 1 to ensure that when the water volume is too large, the waste water entering the rainwater outlet can overflow well without water accumulation. The dirt intercepting hanging basket is suspended on the well circle, and can be put back into the original position after being lifted at any time from the well circle to dump the interceptor in the dirt intercepting basket 4. Due to the arrangement of the intercepting dirt basket 4, there is no need to set the sedimentation well in the rainwater outlet, and the dirt intercepting basket 4 is positioned at the upper end of the connecting pipe (outlet pipe in the rainwater outlet) pipe top in the rainwater inlet, after the rainfall is completed, the rainwater seeps down, and there is no waste in the dirt intercepting basket 4. There will be stagnant water and the sanitary conditions are good. It should be further explained that the rainwater intercepting hanging basket can be used to modify the existing rainwater outlet, or can be made into an integral rainwater outlet device. The invention can be applied to the transformation of various types of existing gullies.

It is easy for those skilled in the art to understand that the above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention, All should be included within the protection scope of the present invention.

Claims (10)

1. a kind of full collection inlet for stom water Prefabricated combined septic tank with Control the Plan Pollution Sources function, it is characterised in that including water conservancy diversion framework (1) and anti-clogging cuts dirty basket (4), wherein：

The water conservancy diversion framework (1) is up big and down small opening truncated rectangular pyramids structure, is projected as downwards with square opening directly over it Rectangle, its side four direction be projected as it is trapezoidal, water conservancy diversion framework (1) lower end be provided with rectangular aperture, the opening alignment anti-clogging cut Dirty basket (4) overflow plate (5), cuts in dirty basket (4) for collecting rainwater to anti-clogging；

The anti-clogging is cut dirty basket (4) and is connected with water conservancy diversion framework (1) with suspension, suspension hook or pull bar mode, for receiving by water conservancy diversion The rainwater that framework is collected；

The anti-clogging, which cuts dirty basket (4), includes basket body (9), overflow plate (5), central tube (6), Rinsing Area (7) and siphon pipe (8)； Basket body (9) upper opening, remaining each face is the plane with filtering dirt function；The overflow plate (5) is located at basket body (9) Surface, its middle part is provided with filter screen, enters central tube for waste water and stop dirt；The central tube is located at the filter screen Underface, is connected with the filter screen, including inlays fixed form, and its cylinder opens up some apertures, for the waste water in cylinder to be discharged into Basket body (9)；The Rinsing Area (7) includes one or more groups of tanks parallel with basket body (9) bottom surface, and each tank surround and is adjacent to basket body (9) set, the waste water filtered through basket body (9) is received, for back flush basket body (9)；The siphon pipe (8) is one or more The water pipe that above-below direction is set, water pipe upper end is cut dirty basket side from anti-clogging and penetrated in basket body, then reversely under draw, in asymmetric Reverse " U " shape, formed syphon structure, for discharging waste water.

2. as claimed in claim 1 cut dirty basket, it is characterised in that the angle of each side of the overflow plate (5) and central tube with Basket body physical dimension is engaged, it is ensured that the waste water energy through overflow plate is rinsed to wall formation in basket body.

3. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that the anti-clogging cuts dirty basket (4) by connecting lanyard (3) it is connected with water conservancy diversion framework (1), is cut in anti-clogging between dirty basket (4) and water conservancy diversion framework (1) and leave certain gap, it is ensured that water When excessive, the waste water into inlet for stom water can be good at overflow without ponding.

4. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that the water conservancy diversion framework (1) is provided with framework handle (2), The framework handle (2) is connected to water conservancy diversion framework (1) both sides, and dirty basket is cut for proposing, laying.

5. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that perforate is more than the hole of the filter screen on the central tube Footpath, to prevent aperture clogs；The water of central tube aperture discharge is rinsed to wall formation in basket body, and the ponding formation in basket body is stirred It is dynamic, to lift filter effect.

6. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that filter screen is convex hemispherical above the overflow plate (5), Bulky grain pollutant is intercepted, prevents bulky grain pollutant from causing tube wall opening to be blocked into central tube (6).

7. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that the side of the basket body (9) be mounted side by side three or Many siphon pipes, coordinate with Rinsing Area (7), form back flush to basket body four sides, each siphon pipe enters in basket body (9) inner opposite end Mouth of a river height is incremented by with certain height difference, thickness of deposits is still formed backwash after raising；Each siphon pipe water inlet is provided with Grid, prevents siphon blockage.

8. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that basket body (9) upper edge is turned up in inverted V-shaped, is prevented Waste water enters Rinsing Area (7).

9. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that the basket body (9)) it is upper shed case shape, including length Cube shape, the square bodily form, are made, its inwall and bottom surface are provided with equally distributed hole or groove using metal material or plastic material； The anti-clogging cuts dirty basket (4) inwall and a metafiltration net, filter screen and the close phase of Prefabricated combined septic tank (4) inwall and bottom surface are wrapped up in bottom surface Even.

10. as claimed in claim 1 or 2 cut dirty basket, it is characterised in that：

During work, after the waste water with solid grain contamination and/or suspension pollutant is by water conservancy diversion framework (1), due to frame The up big and down small structure design of frame, waste water accelerates into anti-clogging and cuts dirty basket (4), and a part of waste water is through overflow plate (5) upper filter screen Filtering, flow into central tube (6), be then discharged into basket body (9) through the aperture on cylinder, through basket body (9) filtering be discharged into rain pipe；Separately Water conservancy diversion of a part of waste water through overflow plate (5), basket body (9) inwall is flowed to from side top, after being rinsed to wall (9) in basket body, is flowed into Basket body (9), is filtered through basket body (9), flows into Rinsing Area (7)；After Rinsing Area (7) product is full, rain pipe is spilled over to compared with clean water； When basket body (9), interior water level constantly rises (much stifled, to rise soon), when water level did not had the siphon pipe (8) top, occurs siphon effect Should, ponding and part dirt are discharged through siphon pipe in basket body；Water after filter in basket body water level decreasing, Rinsing Area (7) passes through filter screen Return in basket body (9), while making tamper be come off from filter screen, form backwash, filter net jam is released, and basket body (9) recovered Filter ability.