CN217079034U - Integrated backflow-preventing intercepting well - Google Patents
Integrated backflow-preventing intercepting well Download PDFInfo
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- CN217079034U CN217079034U CN202123073949.9U CN202123073949U CN217079034U CN 217079034 U CN217079034 U CN 217079034U CN 202123073949 U CN202123073949 U CN 202123073949U CN 217079034 U CN217079034 U CN 217079034U
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Abstract
The utility model discloses a prevent flowing backward vatch basin in integration, including prefabricated barrel, the glass steel, block filter equipment, stealthily dirty pump, the interception floodgate, the duckbilled valve, service platform and automatically controlled cabinet, service platform level is located in the prefabricated barrel, the service platform below is located to the glass steel, and separate the space below the glass steel for the confluence bilge well and prevent flowing backward the well, the duckbilled valve is located on the glass steel, by the confluence bilge well to the one-way switch-on of the direction of preventing flowing backward the well, be equipped with the outlet of rainwater on the lateral wall of preventing flowing backward the well, be equipped with the confluence sewage mouth on the lateral wall of confluence bilge well, outlet of sewage and interception mouth, block filter equipment and locate confluence sewage mouth department, stealthily dirty pump is located in the confluence bilge well, the interception floodgate is located on the interception mouth. Compared with the prior art, the utility model discloses can effectively shorten the engineering time, the effective control intervenes the sewage volume of intercepting dirty pipeline, prevents that outside water from irritating into the vatch basin.
Description
Technical Field
The utility model relates to an intercepting well, in particular to anti-flowing backward intercepting well is prevented in integration.
Background
The vatch basin is a well that collects some of the contaminated cellar wells into one well and leads to a sewage treatment plant. In a combined system pipeline system in urban drainage engineering in China, a catch basin exists for a long time, and the purpose is to separate rain and sewage. In dry seasons, because only sewage exists in the pipe, the intercepting well can intercept the sewage and flow the sewage into a newly-built sewage pipe, in rainy seasons, part of rainwater and the sewage are intercepted and flow into the sewage pipe, and the rest of rainwater overflows through a weir in the well and continues to flow downstream. The existing intercepting well has the following disadvantages: 1. the reinforced concrete is cast in situ, so that the construction period is long; 2. the sewage quantity entering the sewage intercepting pipeline cannot be well controlled, the actual flow far exceeds the designed flow, and downstream sewage back-overflow occurs; 3. the function is single, and when the rainfall was very big, the water level of outside storage water body will lead to outside water body to flow backward and get into the vatch basin when being higher than the overflow discharge pipe. In view of the above, through intensive research, the inventor of the present application obtains an integrated backflow prevention intercepting well.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flowing backward vatch basin is prevented in integration, it can effectively solve above problem.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides an integration prevents flowing backward vatch basin, includes prefabricated barrel, glass steel, blocks filter equipment, stealthily dirty pump, cuts dirty floodgate, duckbilled valve, service platform and automatically controlled cabinet, the service platform level is located in the prefabricated barrel, the glass steel is located the service platform below, and will the space separation below the glass steel is confluence bilge well and prevents flowing backward the well, the duckbilled valve is located on the glass steel, by confluence bilge well to the one-way switch-on of direction of preventing flowing backward the well, be equipped with the rainwater export on the lateral wall of preventing flowing backward the well, be equipped with confluence bilge well, sewage outlet and interception mouth on the lateral wall of confluence bilge well, it locates to block filter equipment confluence bilge well department, stealthily dirty pump is located in the confluence bilge well, the interception floodgate is located on the interception mouth.
In a preferred embodiment, the blocking and filtering device comprises a basket grid, a grid support and a grid guide rail, the grid support and the grid guide rail are installed on the inner wall of the prefabricated cylinder, the basket grid is installed on the grid support and can slide up and down along the grid guide rail, and the basket grid is arranged corresponding to the position of the confluent sewage port.
In a preferred embodiment, a rainwater outlet short pipe is connected to the rainwater outlet, a confluence sewage short pipe is connected to the confluence sewage port, and a sewage interception short pipe is connected to the sewage interception port.
In a preferred embodiment, a pressure sewer pipe is connected to the sewage outlet.
In a preferred embodiment, the sewage treatment device further comprises a water pump guide rail, the water pump guide rail is vertically arranged in the combined sewage well, and the submersible sewage pump is matched with the water pump guide rail and can slide along the water pump guide rail.
In a preferred embodiment, the system further comprises a hydrostatic level gauge, and the hydrostatic level gauge is arranged in the combined sewer well.
In a preferred embodiment, the escalator is provided on the service platform for connecting the service platform and the top of the prefabricated cylinder.
In a preferred embodiment, a safety grid is arranged above the escalator, and a cover plate and handrails are arranged on the safety grid.
In a preferred embodiment, the top of the prefabricated cylinder is provided with a vent.
Compared with the prior art, the utility model provides an integrated backflow-preventing intercepting well, which adopts the mode of prefabricating a cylinder body, so that structures are made into equipment and installed underground during installation, and all materials have the corrosion resistance, thereby solving the problem of long construction period of the traditional intercepting well; the submersible sewage pump is arranged in the equipment, and the sewage can be lifted to a sewage pipe network through the submersible sewage pump in an area with a higher water level of the sewage pipe network; in addition, a backflow prevention well is arranged on the internal structure of the device, the backflow prevention well is isolated by utilizing glass fiber reinforced plastics, and a duckbill valve is arranged on the glass fiber reinforced plastics, so that the problem of backflow of external water bodies in rainy seasons is prevented; moreover, the floating slag can be effectively intercepted by the intercepting and filtering device.
Drawings
Fig. 1 is the utility model relates to a planar view of integration anti-flowing backward vatch basin.
Fig. 2 is a cross-sectional view a-a of fig. 1.
Fig. 3 is a cross-sectional view B-B of fig. 2.
In the drawings
Prefabricating a cylinder body 1; a ventilation opening 2; a confluence bilge well 3; a combined sewage port 4; a short interflow sewage pipe 5; a sewage outlet 6; a pressure sewer pipe 7; a sewage interception opening 8; a short sewage interception pipe 9; a backflow prevention well 10; a rainwater outlet 11; a rainwater outlet short pipe 12; 13 parts of glass fiber reinforced plastic; a sewage interception gate 14; a submersible sewage pump 15; a duckbill valve 16; a basket grid 17; a grid support 18; a grid guide 19; a hydrostatic level gauge 20; a water pump guide rail 21; an escalator 22; a safety grill 23; a cover plate 24; a handrail 25; a service platform 26; an electric control cabinet 27.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
As shown in fig. 1 to 3, an integrated backflow-preventing intercepting well comprises a prefabricated cylinder 1, glass fiber reinforced plastic 13, a blocking and filtering device, a submersible sewage pump 15, a sewage interception gate 14, a duckbill valve 16, a service platform 26 and an electric control cabinet 27, wherein the service platform 26 is horizontally arranged in the prefabricated cylinder 1, the glass fiber reinforced plastic 13 is arranged below the service platform 26 and divides the space below the glass fiber reinforced plastic 13 into a confluence sewage well 3 and a backflow-preventing well 10, the duckbill valve 16 is arranged on the glass fiber reinforced plastic 13 and is communicated in a one-way manner from the confluence sewage well 3 to the backflow-preventing well 10, a rainwater outlet 11 is arranged on the side wall of the backflow-preventing well 10, a confluence sewage port 4, a sewage outlet 6 and a sewage interception port 8 are arranged on the side wall of the confluence sewage well 3, the blocking and filtering device is arranged at the confluence sewage port 4, and the submersible sewage pump 15 is arranged in the confluence sewage well 3, the sewage interception gate 14 is arranged on the sewage interception opening 8.
According to the integrated backflow-preventing intercepting well, the prefabricated barrel body 1 is adopted, so that the structure is made into equipment, buried installation is carried out during installation, all materials have corrosion resistance, and the problem that the traditional intercepting well is long in construction period is solved; the submersible sewage pump 15 is arranged in the equipment, and the sewage can be lifted to a sewage pipe network through the submersible sewage pump 15 in an area with a higher water level of the sewage pipe network; in addition, a backflow prevention well 10 is arranged on the internal structure of the device, the backflow prevention well 10 is isolated by utilizing glass fiber reinforced plastics 13, and a duckbill valve 16 is arranged on the glass fiber reinforced plastics 13, so that the problem of backflow of external water bodies in rainy seasons is prevented; moreover, the floating slag can be effectively intercepted by the intercepting and filtering device.
The confluence sewage well 3 completely intercepts external drought sewage to the sewage intercepting pipe in sunny days or early rains, drains part of intercepted sewage into the sewage intercepting pipe in the middle and later periods of raining, and simultaneously redundant mixed sewage flows to the backflow preventing well 10 through the duckbill valve 16.
The backflow prevention well 10 has the function of completely discharging mixed sewage entering the anti-sewage backflow well through the duckbill valve 16 to a rainwater pipe or an external water body; secondly, when the external water level exceeds the sewage port, the external water body enters the backflow prevention well 10, and under the condition, the duckbill valve 16 can effectively prevent sewage from entering the confluence sewage well 3.
The submersible sewage pump 15 has the function that when the water level of the sewage pipe network is higher, the sewage pipe network can be lifted into the sewage pipe network through the submersible sewage pump 15; and secondly, when the actual flow exceeds the designed flow, the sewage interception gate 14 is closed, and the downstream sewage is prevented from being back-filled into the intercepting well.
The sewage interception gate 14 has the functions that when the weather is sunny and at the early stage of rainfall, the gate is in an open state, and dry flow sewage discharged into the confluence sewage well 3 is all distributed; and secondly, in the later stage of rainfall, the opening degree of the gate is automatically adjusted, so that the sewage interception amount is adjusted, when the rainstorm period is reached, the sewage interception gate 14 is completely closed, all rainwater enters the sewage backflow prevention well and is discharged to an external water body, and the rainstorm flood discharge is realized.
Specifically, the blocking and filtering device comprises a basket grid 17, a grid support 18 and a grid guide rail 19, wherein the grid support 18 and the grid guide rail 19 are installed on the inner wall of the prefabricated barrel body 1, the basket grid 17 is installed on the grid support 18 and can slide up and down along the grid guide rail 19, the basket grid 17 corresponds to the position of the confluence sewage port 4, and the basket grid 17 can generate a good filtering effect.
In order to be connected with an external pipeline conveniently, a rainwater outlet short pipe 12 is connected to the rainwater outlet 11, a confluence sewage short pipe 5 is connected to the confluence sewage port 4, and a sewage intercepting short pipe 9 is connected to the sewage intercepting port 8.
Furthermore, a pressure sewage pipe 7 is connected to the sewage outlet 6, and when the actual flow exceeds the designed flow, sewage is discharged in a pressure flow mode.
The rainwater outlet short pipe 12, the confluence sewage port 4, the sewage intercepting port 8 and the pressure sewage pipe 7 are all provided with flexible connections, so that the device is convenient to adapt to structural errors and movement errors of a butt joint structure.
In order to facilitate the depth adjustment of the submersible sewage pump 15, the integrated backflow-preventing intercepting well of the embodiment further comprises a water pump guide rail 21, the water pump guide rail 21 is vertically arranged in the confluence sewage well 3, the submersible sewage pump 15 is matched with the water pump guide rail 21 and can slide along the water pump guide rail 21.
In order to facilitate real-time monitoring of the water level in the confluence bilge well 3, the integrated backflow-preventing intercepting well of the embodiment further comprises a static pressure type liquid level meter 20, and the static pressure type liquid level meter 20 is arranged in the confluence bilge well 3.
In order to facilitate the staff to reach the service platform 26, the integrated backflow prevention intercepting well of the embodiment further comprises a staircase 22, and the staircase 22 is arranged on the service platform 26 and used for connecting the service platform 26 with the top of the prefabricated cylinder 1.
A safety grid 23 is arranged above the escalator 22, and a cover plate 24 and a handrail 25 are arranged on the safety grid 23, so that workers can conveniently enter the prefabricated cylinder body 1.
In order to discharge the gas in the prefabricated cylinder 1, the top of the prefabricated cylinder 1 is provided with a vent 2.
The interception process of the integrated backflow-preventing intercepting well comprises the following steps: in sunny days and at the early stage of rainfall, the sewage interception gate 14 is opened, dry flow sewage entering the confluence sewage well 3 from the confluence sewage port 4 is discharged to the downstream sewage interception port 8 in a gravity flow mode, but when the water level of a sewage pipe network is higher or the actual flow exceeds the designed flow, the dry flow sewage can also be discharged in a pressure flow mode; in the middle and later periods of rainfall, the sewage interception gate 14 is gradually closed, and part of combined sewage enters the backflow prevention well 10 through the duckbill valve 16; in the later stage of rainfall or rainstorm, the sewage interception gate 14 is completely closed, all the combined sewage enters the backflow prevention well 10 and is then discharged to the external water body; when the external water body is higher than the rainwater outlet 11, the sewage flows backward into the anti-sewage backflow well, and due to the duckbill valve 16, the sewage flowing backward into the anti-sewage backflow well cannot enter the confluence sewage well 3, and the overall operation of the equipment cannot be influenced.
The foregoing description of the embodiments is provided to enable one of ordinary skill in the art to make and use the invention and is provided for enabling those of ordinary skill in the art to make and use the invention as provided within the appended claims. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (9)
1. The utility model provides an integration prevents flowing backward vatch basin, its characterized in that, includes prefabricated barrel, glass steel, blocks filter equipment, stealthily dirty pump, cuts dirty floodgate, duckbilled valve, service platform and automatically controlled cabinet, the service platform level is located in the prefabricated barrel, glass steel locates the service platform below, and will the space separation below the glass steel is confluence bilge well and prevents flowing backward the well, the duckbilled valve is located on the glass steel, by confluence bilge well to the one-way switch-on of direction that prevents flowing backward the well, be equipped with the rainwater export on the lateral wall that prevents flowing backward the well, be equipped with confluence sewage mouth, sewage outlet and cut-off on the lateral wall of confluence bilge well, it locates to block filter equipment confluence sewage mouth department, stealthily dirty pump is located in the confluence bilge well, the cut-off floodgate is located on the cut-off mouth.
2. The integrated backflow-preventing intercepting well according to claim 1, wherein the intercepting and filtering device comprises a basket grid, a grid support and a grid guide rail, the grid support and the grid guide rail are mounted on the inner wall of the prefabricated cylinder body, the basket grid is mounted on the grid support and can slide up and down along the grid guide rail, and the basket grid is arranged corresponding to the position of the confluence sewage port.
3. The integrated backflow-preventing intercepting well according to claim 1, wherein a rainwater outlet short pipe is connected to the rainwater outlet, a confluence sewage short pipe is connected to the confluence sewage port, and a sewage intercepting short pipe is connected to the sewage intercepting port.
4. The integrated backflow-preventing intercepting well according to claim 1, wherein a pressure sewer is connected to the sewage outlet.
5. The integrated backflow-preventing intercepting well according to claim 1, further comprising a water pump guide rail, wherein the water pump guide rail is vertically arranged in the confluence sewer well, and the submersible sewage pump is matched with the water pump guide rail and can slide along the water pump guide rail.
6. The integrated backflow-preventing intercepting well according to claim 1, further comprising a static pressure type level gauge, wherein the static pressure type level gauge is arranged in the combined sewage well.
7. The integrated backflow-preventing intercepting well according to claim 1, further comprising an escalator, wherein the escalator is arranged on the service platform and used for connecting the service platform and the top of the prefabricated barrel.
8. The integrated backflow-preventing intercepting well according to claim 7, wherein a safety grid is arranged above the escalator, and a cover plate and a handrail are arranged on the safety grid.
9. The integrated backflow-preventing intercepting well according to claim 1, wherein a vent is formed at the top of the prefabricated cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123073949.9U CN217079034U (en) | 2021-12-09 | 2021-12-09 | Integrated backflow-preventing intercepting well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123073949.9U CN217079034U (en) | 2021-12-09 | 2021-12-09 | Integrated backflow-preventing intercepting well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217079034U true CN217079034U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123073949.9U Active CN217079034U (en) | 2021-12-09 | 2021-12-09 | Integrated backflow-preventing intercepting well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217079034U (en) |
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2021
- 2021-12-09 CN CN202123073949.9U patent/CN217079034U/en active Active
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