CN219315934U - Sewage intercepting and draining device - Google Patents
Sewage intercepting and draining device Download PDFInfo
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- CN219315934U CN219315934U CN202320289017.8U CN202320289017U CN219315934U CN 219315934 U CN219315934 U CN 219315934U CN 202320289017 U CN202320289017 U CN 202320289017U CN 219315934 U CN219315934 U CN 219315934U
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Abstract
The utility model provides a sewage interception and drainage device, which comprises a sewage interception box, a primary filtering and guiding area, a filtering and intercepting area and a sewage interception and drainage area; the top of the sewage interception box is provided with a primary filtering guide area, a filtering interception area is arranged at the upper part of the inside of the sewage interception box, and an interception sewage disposal area is arranged at the lower part of the inside of the sewage interception box; the primary filtering guide area comprises an inverted cone-shaped guide plate, and an upward inclined baffle plate is arranged on the guide plate to form a dirt interception step; the three-layer sewage interception mode is adopted, suspended matters are intercepted from two modes of blocking and filtering, the intercepted suspended matters are removed from the aspect of sludge discharge, the problems of blockage and siltation of a rainwater collecting pipe are solved in the aspects of sewage interception and sludge discharge, and the service life and the drainage efficiency of a pipeline are improved. Meanwhile, the sewage interception mode can be switched at any time according to the change of specific water quantity, and the sewage interception device can be used for intercepting sewage of low-flow rainwater and high-flow rainwater, so that a better sewage interception effect is achieved, the sewage interception device can be used for controlling river channel/ditch pollution of agricultural irrigation and controlling water pollution of urban landscapes/key watercourses, and the application range is wide.
Description
Technical Field
The utility model relates to the field of sewage treatment, in particular to a sewage interception and drainage device.
Background
The non-point source pollution (also called non-point source pollution) becomes a main source of water pollution, the non-point source pollution refers to that under the rainfall condition, pollutants are converged into a receiving water body (including rivers, lakes and the like) through the runoff process, so that the water pollution is caused, and the non-point source pollution is difficult to monitor, difficult to quantify, difficult to control and difficult to control due to the characteristics of dispersibility, concealment, randomness, latency, accumulation and the like, so that the non-point source pollution has become a key link of water body treatment.
In the urban construction process of the present stage, a large number of water drainage systems implement a method for diversion of rain and sewage, the rain and sewage is collected by a plurality of rain water collecting devices through the diversion system, and then is discharged into a pipe network for centralized treatment, recycling and discharging, and the collection efficiency of the rain water collecting devices determines the control effect of the non-point source pollution. Because a large amount of suspended matters are accumulated in the rainwater flushing and remittance process, such as matters like leaves, silt, garbage and soil, once the rainfall flow is large and the suspended matters carried in the runoff are increased, the suspended matters are wrapped and gathered, the volume is increased, the suspended matters are accumulated at the front end of the rainwater collecting device, if the suspended matters are not cleaned in time, the rainwater can continue to flow to other accommodating places, such as places with low-lying places like rivers and lakes, and the like, the carried suspended matters are increased along with the extension of the rainwater flow path, the accumulated pollutants are also increased, the non-point source pollution of the city is aggravated, and meanwhile, the serious threat is also caused to the drainage system of the city.
Conventional dirt intercepting device relies on the rainwater comb to intercept suspended solid, simple structure, but is very easy by rubbish, leaf and silt jam drainage's cavity, when meetting great rainwater, is blockked up easily, leads to the drainage difficulty in city, will cause casualties and relevant economic loss in serious time, consequently needs to improve.
Disclosure of Invention
In view of the above, the present utility model is directed to a sewage interception and drainage device to solve the above problems.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
a sewage interception and drainage device is characterized in that: comprises a sewage interception box, a primary filtering and guiding area, a filtering and intercepting area and a sewage interception area;
the top of the sewage interception box is provided with a primary filtering guide area, a filtering interception area is arranged at the upper part of the inside of the sewage interception box, and an interception sewage disposal area is arranged at the lower part of the inside of the sewage interception box;
the primary filtering guide area comprises an inverted cone-shaped guide plate, and an upward inclined baffle plate is arranged on the guide plate to form a dirt interception step;
the filtering and intercepting area comprises a rainwater grate, a permeable basket and a water passing channel, the rainwater grate is covered at the opening at the top end of the sewage interception box, the permeable basket and the water passing channel are arranged below the rainwater grate in parallel, the bottom of the water passing channel is flush with the top of the permeable basket, an upper water passing hole is formed in the left side of the water passing channel, and a lower water passing hole is formed in the upper side of the right side wall of the water passing basket; the bottom of the water permeable basket is provided with a filter screen, and the side wall of the sewage interception box below the water permeable basket is provided with a water drainage channel;
the interception and sewage disposal area comprises an inclined plate, a first baffle, a second baffle, a stop lever, a connecting plate, an anti-suspension plate and a sewage disposal assembly; the inclined plate is arranged on the right side of the water permeable basket in a downward inclined way, and is positioned below the water draining holes; the first baffle and the second baffle are vertically arranged in the space on the right side of the sloping plate at intervals, the top ends of the first baffle and the second baffle are connected with a plurality of stop rods which are arranged side by side, the top ends of the stop rods are connected with a connecting plate, the stop rods which are obliquely arranged, the stop rods which are connected with the first baffle are connected with the sloping plate and form a V shape, the space below the connecting plate is also provided with a horizontally arranged anti-suspension plate, and a suspended matter storage chamber is formed below the anti-suspension plate; the side wall of the sewage interception box above the anti-suspension plate is connected with a drain pipe, and the sewage disposal assembly is communicated with the suspended matter storage chamber.
Further, the baffle includes 4 arc baffle and 4 rectangle baffle, and rectangle baffle is fixed respectively at 4 edges that cut dirty case top, and 4 arc baffle detachably install respectively between every 2 adjacent rectangle baffle, and 4 arc baffle and 4 rectangle baffle enclose into the back taper structure jointly.
Further, a slot is arranged on the side wall of the arc-shaped guide plate, and a cutting matched with the slot is arranged on the side wall of the rectangular guide plate.
Further, the rectangular guide plate is obliquely arranged, and the included angle between the rectangular guide plate and the vertical line is 60 degrees.
Further, the water permeable basket is fixed on the lower surface of the rainwater grate through the lifting rod.
Further, the upper surface of the rainwater grate is provided with a handle.
Further, the connecting plate level sets up, and the connecting plate flushes with the bottom of basket that permeates water.
Further, the sewage disposal assembly comprises a sewage disposal branch pipe, a valve, a sewage disposal main pipe, a sewage disposal pump and a sewage disposal pipe; the number of the sewage branch pipes is 2, the sewage branch pipes are respectively communicated with 2 suspended solid storage chambers, the sewage branch pipes are provided with valves, the sewage branch pipes are connected with a sewage pump through a main sewage pipe, and the sewage pump is also connected with a sewage pipe.
Compared with the prior art, the sewage interception and drainage device has the following advantages:
(1) The sewage interception and drainage device is provided with a primary filtering guide area, a filtering interception area and an interception and drainage area, wherein firstly sewage passes through the primary filtering guide area and is intercepted by a baffle plate to intercept a part of suspended matters, and then rainwater continuously flows downwards and enters the filtering interception area; in the filtering interception area, when the rainfall is small, rainwater flows downwards after being filtered by the rainwater grate, part of the rainwater directly flows into the permeable basket, part of the rainwater firstly flows into the permeable basket through the water passage and then enters the permeable basket, large-particle suspended matters are removed after the rainwater is filtered by the filter screen, and the rainwater with the suspended matters removed is discharged from the water outlet passage below the filter screen. When the rainfall is big, the rainwater flows into interception blowdown district through lower water hole, and the rainwater flows into the region that second baffle and first baffle enclose from the clearance of pin, and suspended solid landing enters into the suspended solid bin, and the suspension preventing board then can prevent that the suspended solid from suspending again under the disturbance of water conservancy to improve the interception effect of suspended solid. Finally, suspended matters are discharged from a drain pipe, and the water body from which the suspended matters are removed is discharged from the drain pipe, so that the purposes of rapid drainage and purification are achieved through the measures.
(2) The sewage interception and drainage device can switch the sewage interception mode at any time according to the change of specific water quantity, can be used for intercepting low-flow rainwater and high-flow rainwater, thereby achieving better sewage interception effect, and can be used for controlling river channel/ditch pollution of agricultural irrigation and controlling water pollution of urban landscapes/key watercourses, and has wide application range.
(3) The sewage interception and drainage device adopts a three-layer sewage interception mode, intercepts suspended matters from two modes of blocking and filtering, eliminates the intercepted suspended matters from the aspect of mud discharge, solves the problems of blockage and siltation of a rainwater collecting pipe in the aspects of sewage interception and mud discharge, and improves the service life and drainage efficiency of a pipeline.
(4) The sewage interception and drainage device can solve the problem of bad smell generated by accumulation of pollutants in a pipeline, the suspended permeable basket net can have a good ventilation effect, the water holes play a role of overflow slow flow, and the bad smell generated by fermentation of rainwater accumulation, garbage, suspended matters and the like is avoided, so that the odor problem is solved from the source.
(5) The sewage interception and drainage device is convenient to detach and simple to maintain, the filter screen can be easily replaced by pulling the handle, the pollution interception capability of the sewage interception ladder can be restored by detaching the arc-shaped guide plate, and the operation is convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic view of a sewage interception and drainage device according to an embodiment of the present utility model;
FIG. 2 is a perspective view showing the internal structure of the sewage interception and drainage device according to the embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a sewage interception and drainage device according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a filtering and intercepting region according to an embodiment of the present utility model;
FIG. 5 is a diagram showing the construction of the inside of the sewage interception and drainage device according to the embodiment of the present utility model;
FIG. 6 is a schematic view of an arc guide plate according to an embodiment of the present utility model;
FIG. 7 is a schematic view of a rectangular guide plate according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a sewage interception box; 2. a primary filtering diversion area; 21. an arc-shaped guide plate; 211-slots; 22. a rectangular guide plate; 221-cutting; 23. a breast board; 3. filtering and intercepting areas; 31. a handle; 32. lifting the rod; 33. a water permeable basket; 34. a filter screen; 35. a water passing channel; 36. a water passing hole is formed; 37. a water draining hole; 38. a drain passage; 39. a rain grate; 4. intercepting a sewage disposal area; 41. a sloping plate; 42. a first baffle; 43. a second baffle; 44. a stop lever; 45. a connecting plate; 46. an anti-floating plate; 47. a suspended matter storage chamber; 48. a dirt extraction assembly; 481. a blow-down branch pipe; 482. a valve; 483. a sewage disposal main pipe; 484. a sewage pump; 485. a blow-down pipe; 49. and (5) a water drain pipe.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
A sewage interception and drainage device comprises a sewage interception box 1, a primary filtering and guiding area 2, a filtering and intercepting area 3 and a sewage interception and drainage area 4;
the top of the sewage interception box is provided with a primary filtering guide area, a filtering interception area is arranged at the upper part of the inside of the sewage interception box, and an interception sewage disposal area is arranged at the lower part of the inside of the sewage interception box;
the primary filtering guide area comprises an inverted cone-shaped guide plate, and a baffle plate 23 inclining upwards is arranged on the guide plate to form a dirt interception step;
specifically, the baffle includes 4 arc baffle 21 and 4 rectangle baffle 22, and rectangle baffle is fixed respectively on 4 edges of intercepting dirty case top, and 4 arc baffle detachably install respectively between every 2 adjacent rectangle baffle, and 4 arc baffle and 4 rectangle baffle enclose into the back taper structure jointly.
More specifically, the side wall of the arc-shaped guide plate is provided with a slot 211, and the side wall of the rectangular guide plate is provided with a cutting 221 matched with the slot.
The rectangular guide plate is obliquely arranged, and the included angle between the rectangular guide plate and the vertical line is 60 degrees.
When rainwater flows in from the periphery of the top of the sewage interception box, after being intercepted by the baffle plates 23, a part of suspended matters are intercepted, the rainwater continues to flow downwards and enters the filtering interception area, even under the condition of rapid increase of the rainfall, the baffle plates can play a good role in interception, and along with the increase of suspended matters accumulated on the area of the interception plates, the arc-shaped guide plates are detached to clean the sundries on the arc-shaped guide plates, so that the sewage interception capacity of the interception plates can be recovered.
The filtering and intercepting area comprises a rainwater grate 39, a water permeable basket 33 and a water passing channel 35, wherein the rainwater grate covers the opening at the top end of the sewage interception box, the water permeable basket and the water passing channel are arranged below the rainwater grate in parallel, the periphery of the water passing channel is sealed, the bottom of the water passing channel is flush with and connected with the top of the water permeable basket, an upper water passing hole is arranged on the left side of the water passing channel, and a lower water passing hole is arranged above the right side wall of the water passing basket; the periphery of the water permeable basket is of a compact structure, the bottom of the water permeable basket is provided with a filter screen 34, the filter screen is detachably arranged, and the side wall of the sewage interception box below the water permeable basket is provided with a sewage channel;
specifically, the basket that permeates water is fixed at the lower surface of rainwater grate through carrying pole 32, and the upper surface of rainwater grate is equipped with handle 31.
After being filtered by the rainwater grate, a part of rainwater directly flows into the permeable basket, a part of rainwater firstly flows into the permeable basket through the water passing channel and then flows into the permeable basket, large-particle suspended matters are removed after the rainwater is filtered by the filter screen, and the rainwater with the suspended matters removed is discharged from the water discharging channel below the filter screen. When the actual low rainfall is operated, suspended matters are removed through the dirt intercepting step, then the rainwater passes through the rainwater grate, the rainwater passing through the left rainwater grate directly passes through the water permeable basket, the rainwater is discharged from the sewer below the water permeable basket, the rainwater passing through the right rainwater grate passes through the water passing channel, reaches the water permeable basket through the upper water passing hole, and is discharged from the sewer below the water permeable basket when the rainfall is large, the water level in the water permeable basket rises, and the rainwater flows into the interception and pollution discharge area through the lower water passing hole.
The interception and drainage area is mainly used for removing suspended matters under the condition of rapid increase of water quantity and comprises an inclined plate 41, a first baffle 42, a second baffle 43, a stop lever 44, a connecting plate 45, an anti-suspension plate 46 and a drainage assembly 47; the inclined plate is arranged on the right side of the water permeable basket in a downward inclined way, and is positioned below the water draining holes, specifically, the upper end of the inclined plate is connected on the right side of the water permeable basket and is flush with the bottom of the filter screen; the first baffle plate and the second baffle plate are vertically arranged in the space on the right side of the inclined plate at intervals, the distance between the first baffle plate and the second baffle plate is 15-20cm, the top ends of the first baffle plate and the second baffle plate are connected with a plurality of stop rods 44 which are arranged side by side, the top ends of the stop rods are connected with connecting plates, so that the stop rods are fixed, the stop rods are obliquely arranged, the stop rods connected with the first baffle plate are connected with the inclined plate to form a V shape, the space below the connecting plates is also provided with a horizontally arranged anti-suspension plate, and a suspended matter storage chamber is formed below the anti-suspension plate; the side wall of the sewage interception box above the anti-suspension plate is connected with a drain pipe, and the sewage disposal assembly is communicated with the suspended matter storage chamber. The anti-suspension plate and the guide plate are provided with openings, so that suspended matters can conveniently slide down to enter the suspended matters storage chamber, and the anti-suspension plate can also prevent the suspended matters from suspending again under the disturbance of hydraulic power, thereby improving the interception effect of the suspended matters.
Specifically, the connecting plate level sets up, and the connecting plate flushes with the bottom of basket that permeates water.
Specifically, the blowdown assembly includes blowdown branch 481, valve 482, blowdown main 483, blowdown pump 484 and blowdown pipe 485; the number of the sewage branch pipes is 2, the sewage branch pipes are respectively communicated with 2 suspended solid storage chambers, the sewage branch pipes are provided with valves, the sewage branch pipes are connected with a sewage pump through a main sewage pipe, and the sewage pump is also connected with a sewage pipe.
When the amount of rainwater is increased rapidly, the ground is washed by rainwater, the soil erosion of partial places is aggravated, suspended solids such as sediment are carried in the rainwater and increased, sediment passes through a rainwater grate and a filter screen, sediment and leaves accumulated on the filter screen are increased, so that water flow is unsmooth, at the moment, rainwater overflows from a lower water hole on the right side of a permeable basket and enters into an interception sewage disposal area, under the drainage effect of a sloping plate, water passes through a stop lever, suspended solids settle to a suspended solids storage chamber after passing through the stop lever, when the accumulation amount of suspended solids is very large, a valve is opened, suspended solids are pumped out of the suspended solids storage chamber and are gathered into a sewage disposal main pipe under the effect of a pump, suspended solids are discharged from the sewage disposal pipe, and the water body from which the suspended solids are removed is discharged from a drain pipe can achieve the purposes of rapid drainage and purification through the measures.
Examples
The experimental site is the Ling nan share experimental base, and the experimental group places the device below the side slope, and the device is researched to operate for two hours under the conditions of light rain and heavy rain by collecting water inlet and water outlet in real time. The control group is a rainwater grate facility for normal rainwater treatment, and the suspended matter removal rate is observed and operated for two hours.
TABLE 1 removal of suspended matter at different rain levels
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. A sewage interception and drainage device is characterized in that: comprises a sewage interception box, a primary filtering and guiding area, a filtering and intercepting area and a sewage interception area;
the top of the sewage interception box is provided with a primary filtering guide area, a filtering interception area is arranged at the upper part of the inside of the sewage interception box, and an interception sewage disposal area is arranged at the lower part of the inside of the sewage interception box;
the primary filtering guide area comprises an inverted cone-shaped guide plate, and an upward inclined baffle plate is arranged on the guide plate to form a dirt interception step;
the filtering and intercepting area comprises a rainwater grate, a permeable basket and a water passing channel, the rainwater grate is covered at the opening at the top end of the sewage interception box, the permeable basket and the water passing channel are arranged below the rainwater grate in parallel, the bottom of the water passing channel is flush with the top of the permeable basket, an upper water passing hole is formed in the left side of the water passing channel, and a lower water passing hole is formed in the upper side of the right side wall of the water passing basket; the bottom of the water permeable basket is provided with a filter screen, and the side wall of the sewage interception box below the water permeable basket is provided with a water drainage channel;
the interception and sewage disposal area comprises an inclined plate, a first baffle, a second baffle, a stop lever, a connecting plate, an anti-suspension plate and a sewage disposal assembly; the inclined plate is arranged on the right side of the water permeable basket in a downward inclined way, and is positioned below the water draining holes; the first baffle and the second baffle are vertically arranged in the space on the right side of the sloping plate at intervals, the top ends of the first baffle and the second baffle are connected with a plurality of stop rods which are arranged side by side, the top ends of the stop rods are connected with a connecting plate, the stop rods which are obliquely arranged, the stop rods which are connected with the first baffle are connected with the sloping plate and form a V shape, the space below the connecting plate is also provided with a horizontally arranged anti-suspension plate, and a suspended matter storage chamber is formed below the anti-suspension plate; the side wall of the sewage interception box above the anti-suspension plate is connected with a drain pipe, and the sewage disposal assembly is communicated with the suspended matter storage chamber.
2. The sewage interception and drainage device of claim 1, wherein: the baffle includes 4 arc baffle and 4 rectangle baffle, and 4 arc baffle are respectively fixed on 4 edges of intercepting dirty case top, and 4 arc baffle demountable installation are respectively between every 2 adjacent rectangle baffle, and 4 arc baffle and 4 rectangle baffle enclose into the back taper structure jointly.
3. The sewage interception and drainage device of claim 2, wherein: the side wall of the arc-shaped guide plate is provided with a slot, and the side wall of the rectangular guide plate is provided with an inserting strip matched with the slot.
4. The sewage interception and drainage device of claim 2, wherein: the rectangular guide plate is obliquely arranged, and the included angle between the rectangular guide plate and the vertical line is 60 degrees.
5. The sewage interception and drainage device of claim 1, wherein: the water permeable basket is fixed on the lower surface of the rainwater grate through the lifting rod.
6. The sewage interception and drainage device of claim 1, wherein: the upper surface of the rain grate is provided with a handle.
7. The sewage interception and drainage device of claim 1, wherein: the connecting plate level sets up, and the connecting plate flushes with the bottom of basket that permeates water.
8. The sewage interception and drainage device of claim 1, wherein: the sewage disposal assembly comprises a sewage disposal branch pipe, a valve, a sewage disposal main pipe, a sewage disposal pump and a sewage disposal pipe; the number of the sewage branch pipes is 2, the sewage branch pipes are respectively communicated with 2 suspended solid storage chambers, the sewage branch pipes are provided with valves, the sewage branch pipes are connected with a sewage pump through a main sewage pipe, and the sewage pump is also connected with a sewage pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320289017.8U CN219315934U (en) | 2023-02-23 | 2023-02-23 | Sewage intercepting and draining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320289017.8U CN219315934U (en) | 2023-02-23 | 2023-02-23 | Sewage intercepting and draining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219315934U true CN219315934U (en) | 2023-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320289017.8U Active CN219315934U (en) | 2023-02-23 | 2023-02-23 | Sewage intercepting and draining device |
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| Country | Link |
|---|---|
| CN (1) | CN219315934U (en) |
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2023
- 2023-02-23 CN CN202320289017.8U patent/CN219315934U/en active Active
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