CN211849857U - Automatic opening and closing waterlogging prevention device with sewage interception function - Google Patents
Automatic opening and closing waterlogging prevention device with sewage interception function Download PDFInfo
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- CN211849857U CN211849857U CN202020381798.XU CN202020381798U CN211849857U CN 211849857 U CN211849857 U CN 211849857U CN 202020381798 U CN202020381798 U CN 202020381798U CN 211849857 U CN211849857 U CN 211849857U
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Abstract
The utility model aims at providing an automatic start-stop waterlogging prevention device with cut dirty function. The technical scheme of the utility model is that: the rainwater inspection well is provided with a rainwater inspection well, a sewage inspection well, a rainwater inlet pipe and a rainwater outlet pipe; the water outlet of the rainwater inlet pipe is communicated with the rainwater inspection well, the water inlet of the rainwater outlet pipe is communicated with the rainwater inspection well, and the water outlet of the rainwater outlet pipe is communicated with a river channel; a first flap valve is arranged at the water outlet of the rainwater inlet pipe, a second flap valve is arranged at the water outlet of the rainwater outlet pipe, the first flap valve is associated with the second flap valve through an association mechanism, and the association mechanism enables only one of the first flap valve and the second flap valve to be opened; the rainwater inspection well and the sewage inspection well are communicated through a bottom communicating pipe and a top communicating pipe, wherein a water inlet of the bottom communicating pipe is positioned at the lower part of the rainwater inspection well, a third flap valve is arranged at the water inlet of the bottom communicating pipe, and a water inlet of the top communicating pipe is positioned at the upper part of the rainwater inspection well; the sewage inspection well is communicated with a current sewage pipeline through a sewage outlet pipe.
Description
Technical Field
The utility model relates to an automatic open-close waterlogging prevention device with cut dirty function. Is suitable for preventing river water from flowing backwards in a rainstorm period.
Background
At present, the flap valve is mainly installed at the tail end of a drainage pipeline and used for preventing the problem of urban waterlogging caused by backward irrigation of the water level of a river channel in a rainstorm period. The flap valve is made of various materials such as stainless steel, cast iron, section steel, composite materials (glass fiber reinforced plastics) and the like, and is also made of various structural forms such as a floating box type flap valve, a flat flap valve, a sleeve type flap valve and the like.
At present, a flap valve is arranged on a rainwater pipeline which is directly arranged into a river at the tail end of a rainwater pipeline network system, but the flap valve has the following problems:
(1) in dry seasons, rainwater which is remained in rainwater pipelines and rainwater inspection wells and contains more pollutants is continuously discharged into river channels to cause water system pollution, microorganisms in local stagnant water are bred, and living pollutants are decayed to cause environmental pollution such as air and the like, and even potential safety hazards exist;
(2) when the water pressure in the rainwater pipeline is higher than the water pressure of the river channel, the flap valve is arranged to open to drain water, but when the flap valve is opened, the water in the river channel enters the rainwater pipeline, and the aim of rainwater drainage cannot be well fulfilled;
(3) when rising along with the water level, river course water pressure is the same to the water pressure of flap valve and the water pressure of rainwater system interior rainwater, leads to the flap valve can't open, and this will lead to the rainwater on the urban road can't continue to incorporate into rainwater pipeline, causes serious urban waterlogging, hinders the trip of traffic.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: aiming at the problems, the automatic opening and closing waterlogging prevention device with the sewage interception function is simple in structure, convenient to construct and low in cost.
The utility model adopts the technical proposal that: the utility model provides an automatic open and close waterlogging prevention device with cut dirty function which characterized in that: the rainwater inspection well is provided with a rainwater inspection well, a sewage inspection well, a rainwater inlet pipe and a rainwater outlet pipe;
the water outlet of the rainwater inlet pipe is communicated with a rainwater inspection well, the water inlet of the rainwater outlet pipe is communicated with the rainwater inspection well, and the water outlet of the rainwater outlet pipe is communicated with a river channel; the water outlet of the rainwater inlet pipe is provided with a first flap valve, the water outlet of the rainwater outlet pipe is provided with a second flap valve, the first flap valve is associated with the second flap valve through an association mechanism, and the association mechanism enables only one of the first flap valve and the second flap valve to be opened;
the rainwater inspection well and the sewage inspection well are communicated through a bottom communicating pipe and a top communicating pipe, wherein a water inlet of the bottom communicating pipe is positioned at the lower part of the rainwater inspection well, a third flap valve capable of being automatically closed when the water inlet of the bottom communicating pipe is higher than a certain water level in the rainwater inspection well is arranged at the water inlet of the bottom communicating pipe, and a water inlet of the top communicating pipe is positioned at the upper part of the rainwater inspection well; the sewage inspection well is communicated with a current sewage pipeline through a sewage outlet pipe.
The association mechanism is provided with a connecting rope and a fixed pulley, the fixed pulley is arranged below the water outlet of the rainwater inlet pipe, one end of the connecting rope is connected with the first flap valve, and the other end of the connecting rope is wound on the fixed pulley and then penetrates through the rainwater outlet pipe to be connected with the second flap valve.
The lower end of the third flap valve is rotatably connected with the lower end of the water inlet of the bottom communicating pipe, and the upper end of the third flap valve is connected with the first floating ball through a rope penetrating through a through hole in the upper part of the water inlet of the bottom communicating pipe.
The upper end of the second flap valve is rotatably connected with the upper end of the water outlet of the rainwater outlet pipe, and the lower end of the second flap valve is connected with a second floating ball through a rope which penetrates through a through hole in the lower end of the water outlet of the rainwater outlet pipe.
And the rope is provided with a rubber plug matched with the through hole in the rainwater outlet pipe.
In the rainwater inspection well, a top communicating pipe water inlet, a rainwater inlet pipe water outlet, a rainwater outlet pipe water inlet and a bottom communicating pipe water inlet are distributed from top to bottom in sequence.
The bottom of the rainwater inspection well is provided with a slope inclining towards the water inlet of the bottom communicating pipe.
The rainwater inlet pipeline and the rainwater outlet pipeline are concrete pipes.
The bottom communicating pipe and the top communicating pipe are both made of double-wall corrugated spiral pipe materials.
And a trash rack is arranged at the water inlet of the sewage outlet pipe.
The utility model has the advantages that: the utility model discloses a setting up the third flap valve that can be higher than self-closing when certain water level in the rainwater inspection shaft at bottom communicating pipe water inlet to can be at the rainwater inspection shaft in the time of the lower sewage pipe of draining into the rainwater, can close bottom communicating pipe when reaching certain water level in the rainwater inspection shaft again.
The utility model discloses in through setting up the first flap valve and the second flap valve of associative action, can open the second flap valve when water level difference reaches the certain degree in water level and the river course in the rainwater inspection shaft to go into the river course with the water drainage in the rainwater inspection shaft to close first flap valve under the effect of associative mechanism, avoid the river to flow backward.
The utility model discloses in higher when the water level in the rainwater inspection shaft, and when the second claps the door and can't open, the current situation sewer line is arranged into behind the rainwater inspection shaft after the water accessible top communicating pipe gets into the sewage inspection shaft in the rainwater inspection shaft.
Drawings
Fig. 1 is a schematic plan view of the embodiment.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a sectional view B-B of fig. 1.
1. A rainwater inspection well; 2. a sewage inspection well; 3. a rainwater inlet pipe; 4. a rainwater outlet pipe; 5. a top communicating pipe; 6. a bottom communicating pipe; 7. a first flap valve; 8. a second flap valve; 9. a third flap valve; 10. connecting ropes; 11. a fixed pulley; 12. a first floating ball; 13. a second floating ball; 14. a sewage outlet pipe; 15. a rubber plug; 16. a trash rack.
Detailed Description
As shown in fig. 1 to 3, the present embodiment is an automatic opening and closing waterlogging prevention device with a sewage interception function, and includes a rainwater inspection well 1, a sewage inspection well 2, a rainwater inlet pipe 3, a rainwater outlet pipe 4, and the like.
In the embodiment, the water outlet of the rainwater inlet pipe is communicated with the rainwater inspection well 1, the water inlet of the rainwater outlet pipe is communicated with the rainwater inspection well, and the water outlet of the rainwater outlet pipe is communicated with a river channel. Communicating through bottom communicating pipe 6 and top communicating pipe 5 between rainwater inspection shaft and the sewage inspection shaft, wherein the water inlet of bottom communicating pipe 6 is located rainwater inspection shaft lower part, and the water inlet of top communicating pipe 5 is located 1 upper portions of rainwater inspection shaft, and sewage inspection shaft 2 is through the current situation sewage conduit of sewage outlet pipe UNICOM. A water inlet of a top communicating pipe, a water outlet of a rainwater inlet pipe, a water inlet of a rainwater outlet pipe and a water inlet of a bottom communicating pipe in the rainwater inspection well 1 are sequentially distributed from top to bottom, and the water inlet elevation of the top communicating pipe is 20-30cm higher than that of the rainwater inlet pipe; the water inlet elevation of the bottom communicating pipe 6 is 10-15cm higher than the elevation of the bottom of the rainwater inspection well.
In the embodiment, a first flap valve 7 is arranged at the water outlet of the rainwater inlet pipe, and the upper end of the first flap valve 7 is rotatably connected with the upper end of the water outlet of the rainwater inlet pipe; a second flap valve 8 is arranged at the water outlet of the rainwater outlet pipe, and the upper end of the second flap valve 8 is rotatably connected with the upper end of the water outlet of the rainwater outlet pipe. In the embodiment, the association mechanism is arranged between the first flap valve 7 and the second flap valve 8 and comprises a connecting rope 10 and a fixed pulley 11, wherein the fixed pulley 11 is arranged below the first flap valve 7, one end of the connecting rope 10 is connected with the lower end of the first flap valve 7, the other end of the connecting rope 10 bypasses the fixed pulley and then penetrates through a rainwater outlet pipe to be connected with the inner surface of the second flap valve 8, and the length of the connecting rope 10 ensures that only one flap valve can be opened between the first flap valve 7 and the second flap valve 8.
In the embodiment, the lower end of the second flap valve is connected with a second floating ball 13 through a rope which penetrates through a through hole on the lower end of a water outlet of the rainwater outlet pipe, when the water level in the river channel is too high, the second floating ball 13 floats upwards and tensions the lower end of the second flap valve 8 through the rope to prevent the flap valve from being opened when the water level in the river channel is too high, and therefore backflow is avoided. In the embodiment, a rubber plug 15 matched with the through hole in the rainwater outlet pipe is arranged on the rope, and when the second flap valve 8 is closed, the rubber plug 15 is just plugged into the rubber ring of the through hole to form sealing.
In this embodiment, the water inlet of bottom communicating pipe is equipped with third bat door 9, and the water inlet lower extreme of third bat door 9 lower extreme rotatable coupling bottom communicating pipe 6, and first floater 12 is connected to the rope that third bat door 9 warp passed the water inlet upper portion through-hole of bottom communicating pipe 6, and when reaching certain water level in the rainwater inspection shaft, first floater 12 can drive third bat door 9 and close the water inlet of bottom communicating pipe 6.
The bottom of the rainwater inspection well 3 is provided with a slope inclining towards the water inlet of the bottom communicating pipe 6, and the slope is three thousandth, so that the accumulated rainwater can be ensured to completely flow into the bottom communicating pipe 6.
In this embodiment, the rainwater inlet pipe and the rainwater outlet pipe are concrete pipes, and the bottom communicating pipe 6 and the top communicating pipe 5 are both made of double-wall corrugated spiral pipes. A trash rack 16 is arranged at the water inlet of the sewage outlet pipe.
The operation of the embodiment comprises the following steps:
in the initial state, the first flap door 7 and the second flap door 8 are closed, and the third flap door 9 is opened;
when rainstorm occurs in the initial stage, rainwater mixed with a large amount of pollutants in the initial stage of surface runoff enters the rainwater inlet pipe 3, the first flap valve 7 is opened under the impact of the rainwater, and the rainwater enters the rainwater inspection well 1, enters the sewage inspection well 2 through the bottom communicating pipe 6 and finally enters a current sewage pipeline;
when being in the heavy rain middle period, the rainfall crescent, the rainwater enters into rainwater inspection shaft 1, and first floater 12 come up this moment and drives third clap door 9 and close, and the rainwater no longer gets into bottom communicating pipe 6, and the rainfall in rainwater inspection shaft 1 lasts and rises, and when liquid level and river course water level liquid head in rainwater inspection shaft 1 satisfied second clap door 8 and open the condition, second clap door 8 opened the drainage, and first clap door 7 was closed under the relevant mechanism effect this moment to ensure not flowing backward river water.
When being in the middle and later stages of stormy rain, the rainfall volume increases when being the biggest gradually, a large amount of rainwater enters into rainwater admission pipe 3, then enter into rainwater inspection shaft 1, river water level also violently rises so time, the liquid level difference with the river course water level in rainwater inspection shaft 1 can't make second flap valve 8 open, at this moment rainwater inspection shaft 1 internal water level continues to rise, enter into sewage inspection shaft 2 through top communicating pipe 5 in, flow into the current situation sewer line at last, in order to reach the pressure of alleviating rainwater ponding.
When rainstorm stops and the weather is fine, the rainwater amount in the rainwater inspection well 1 is basically small, the third flap door 9 at the water inlet of the bottom communicating pipe 6 is in an open state, and the rainwater at the moment enters the sewage inspection well 2 through the bottom communicating pipe 6 and finally enters a sewage pipeline.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an automatic open and close waterlogging prevention device with cut dirty function which characterized in that: the rainwater inspection well is provided with a rainwater inspection well, a sewage inspection well, a rainwater inlet pipe and a rainwater outlet pipe;
the water outlet of the rainwater inlet pipe is communicated with a rainwater inspection well, the water inlet of the rainwater outlet pipe is communicated with the rainwater inspection well, and the water outlet of the rainwater outlet pipe is communicated with a river channel; the water outlet of the rainwater inlet pipe is provided with a first flap valve, the water outlet of the rainwater outlet pipe is provided with a second flap valve, the first flap valve is associated with the second flap valve through an association mechanism, and the association mechanism enables only one of the first flap valve and the second flap valve to be opened;
the rainwater inspection well and the sewage inspection well are communicated through a bottom communicating pipe and a top communicating pipe, wherein a water inlet of the bottom communicating pipe is positioned at the lower part of the rainwater inspection well, a third flap valve capable of being automatically closed when the water inlet of the bottom communicating pipe is higher than a certain water level in the rainwater inspection well is arranged at the water inlet of the bottom communicating pipe, and a water inlet of the top communicating pipe is positioned at the upper part of the rainwater inspection well; the sewage inspection well is communicated with a current sewage pipeline through a sewage outlet pipe.
2. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: the association mechanism is provided with a connecting rope and a fixed pulley, the fixed pulley is arranged below the water outlet of the rainwater inlet pipe, one end of the connecting rope is connected with the first flap valve, and the other end of the connecting rope is wound on the fixed pulley and then penetrates through the rainwater outlet pipe to be connected with the second flap valve.
3. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: the lower end of the third flap valve is rotatably connected with the lower end of the water inlet of the bottom communicating pipe, and the upper end of the third flap valve is connected with the first floating ball through a rope penetrating through a through hole in the upper part of the water inlet of the bottom communicating pipe.
4. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: the upper end of the second flap valve is rotatably connected with the upper end of the water outlet of the rainwater outlet pipe, and the lower end of the second flap valve is connected with a second floating ball through a rope which penetrates through a through hole in the lower end of the water outlet of the rainwater outlet pipe.
5. The automatic start-stop waterlogging prevention device with the sewage interception function as claimed in claim 4, wherein: and the rope is provided with a rubber plug matched with the through hole in the rainwater outlet pipe.
6. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: in the rainwater inspection well, a top communicating pipe water inlet, a rainwater inlet pipe water outlet, a rainwater outlet pipe water inlet and a bottom communicating pipe water inlet are distributed from top to bottom in sequence.
7. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: the bottom of the rainwater inspection well is provided with a slope inclining towards the water inlet of the bottom communicating pipe.
8. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: the rainwater inlet pipeline and the rainwater outlet pipeline are concrete pipes.
9. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: the bottom communicating pipe and the top communicating pipe are both made of double-wall corrugated spiral pipe materials.
10. The automatic opening and closing waterlogging prevention device with the sewage interception function as claimed in claim 1, wherein: and a trash rack is arranged at the water inlet of the sewage outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020381798.XU CN211849857U (en) | 2020-03-23 | 2020-03-23 | Automatic opening and closing waterlogging prevention device with sewage interception function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020381798.XU CN211849857U (en) | 2020-03-23 | 2020-03-23 | Automatic opening and closing waterlogging prevention device with sewage interception function |
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| CN211849857U true CN211849857U (en) | 2020-11-03 |
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| CN202020381798.XU Active CN211849857U (en) | 2020-03-23 | 2020-03-23 | Automatic opening and closing waterlogging prevention device with sewage interception function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565188A (en) * | 2021-05-13 | 2021-10-29 | 河南世港电气设备有限公司 | Rain and sewage backflow prevention inspection well |
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2020
- 2020-03-23 CN CN202020381798.XU patent/CN211849857U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113565188A (en) * | 2021-05-13 | 2021-10-29 | 河南世港电气设备有限公司 | Rain and sewage backflow prevention inspection well |
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