CN209837276U - Water quantity adjusting device for constant-flow water outlet - Google Patents
Water quantity adjusting device for constant-flow water outlet Download PDFInfo
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- CN209837276U CN209837276U CN201920175709.3U CN201920175709U CN209837276U CN 209837276 U CN209837276 U CN 209837276U CN 201920175709 U CN201920175709 U CN 201920175709U CN 209837276 U CN209837276 U CN 209837276U
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Abstract
The utility model discloses a water quantity adjusting device for constant-flow water outlet, which relates to the technical field of sewage treatment, and comprises a lifting well, an adjusting tank, a pressure sewage pipe and a gravity water outlet pipe, wherein the lifting well is arranged at the tail end of a gravity flow pipeline, a submersible sewage pump is arranged at the bottom of the lifting well, and the adjusting tank is arranged above the ground; one end of the pressure sewage pipe is connected with the submersible sewage pump, and the other end of the pressure sewage pipe is connected with the regulating tank so as to communicate the lift well and the regulating tank; and the gravity water outlet pipe is connected with the regulating tank, and an electric flow regulating valve is arranged on the gravity water outlet pipe. The utility model provides a water yield adjusting device of constant flow play water, the volume utilization ratio of not only equalizing basin is high, and the construction degree of difficulty is little moreover, and it is more convenient to use.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to water yield adjusting device of constant flow play water.
Background
With the requirement of the country on the improvement of the rural water environment, the urban sewage collection and treatment work plans in the jurisdictions are proposed by the governments of the provinces and cities, and the rural sewage collection and treatment projects of all the regions are also in progress as fiercely as possible.
The population of villages and towns in China is mostly among tens of thousands of people, and the domestic sewage yield of residents in the villages and the towns is obviously less than that of residents in the towns. The sewage quantity of some big villages and towns can reach more than 3 kilotons per day, the sewage quantity of the ordinary villages and towns is about 1 kiloton per day, and the sewage quantity of some small villages and towns is even only about 5 hundred tons per day. Because the treatment structure of the sewage treatment plant is designed based on the highest daily average hour flow, and the incoming water flow of the small-scale sewage treatment plant has larger change, in order to maintain the normal operation of the treatment structure, a regulating tank is required to be arranged so as to ensure the continuous and uniform water inlet of the treatment structure.
The conventional regulating tank is generally used for feeding water through a gravity pipe and discharging water through a lift pump and a pressure pipe, and although the problem of continuous water feeding of a treated structure can be solved in the mode, the traditional regulating tank also has some obvious defects.
On the one hand, because the gravity inlet tube is located the end of pipe network, its buried depth is generally great, even if consider the buried depth of control rural and urban sewage pipe network, its gravity type inlet tube buried depth also generally has about 4m, and the highest water level of regulation pond is generally not higher than the inlet tube inner bottom, and this means that the equalizing basin has the volume of 4m depths and can not regard as the regulation volume, for invalid volume, this body space of greatly having wasted the cell.
Meanwhile, the depth of the water inlet pipe is about 4m, and the water inlet pipe generally needs to be excavated downwards by 3m-4m to form an adjusting volume, so that the depth of the pool body is too large, deep foundation pit operation is formed, the foundation pit support and the foundation pit drainage are difficult to perform, and the construction difficulty is higher if severe geological conditions such as quicksand and silt are met.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a water yield adjusting device of constant flow play water, not only the volume utilization ratio of equalizing basin is high, and the construction degree of difficulty is little moreover, and it is more convenient to use.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
a constant flow outlet volume adjustment device for adjusting the outlet flow volume of a gravity flow conduit, comprising:
the lift well is arranged at the tail end of the gravity flow pipeline, and a submersible sewage pump is arranged at the bottom of the lift well;
the adjusting tank is arranged above the ground;
one end of the pressure sewage pipe is connected with the submersible sewage pump, and the other end of the pressure sewage pipe is connected with the regulating tank so as to communicate the lifting well and the regulating tank;
and the gravity water outlet pipe is connected with the regulating tank, and an electric flow regulating valve is arranged on the gravity water outlet pipe.
On the basis of the technical scheme, a first gate valve is further arranged on the gravity water outlet pipe and is located between the regulating reservoir and the electric flow regulating valve.
On the basis of the technical scheme, a Y-shaped filter is further arranged on the gravity water outlet pipe and is positioned between the regulating reservoir and the electric flow regulating valve.
On the basis of the technical scheme, a water inlet is formed in the position, close to the top of the adjusting tank, a water outlet is formed in the position, close to the bottom of the adjusting tank, the pressure sewage pipe is communicated with the adjusting tank through the water inlet, and the gravity water outlet pipe is communicated with the adjusting tank through the water outlet.
On the basis of the technical scheme, a plurality of stirrers are further arranged in the adjusting tank.
On the basis of the technical scheme, four stirring machines are arranged in the adjusting tank, the four stirring machines are respectively arranged at four corners of the adjusting tank, and the four stirring machines are positioned at positions close to the bottom of the tank.
On the basis of the technical scheme, the pressure sewage pipe is provided with a check valve.
On the basis of the technical scheme, a second gate valve is arranged on the pressure sewage pipe.
On the basis of the above technical solution, the first gate valve is a normally open valve.
On the basis of the above technical solution, the second gate valve is a normally open valve.
Compared with the prior art, the utility model has the advantages of: the water quantity adjusting device for constant-flow water outlet of the utility model has the advantages that on one hand, the adjusting tank is arranged above the ground, so that the anti-floating problem does not exist, the deep excavation quantity is small, the construction difficulty is small, and the device is suitable for places with severe geological conditions such as silt quality; on the other hand, the volume utilization ratio of equalizing basin is high, and excavation supporting and excavation drainage work volume all is less, effective resources are saved.
Drawings
Fig. 1 is a side view of a constant flow outlet water regulator according to an embodiment of the present invention;
fig. 2 is a plan view of a constant flow water outlet regulating device according to an embodiment of the present invention;
in the figure: 1-gravity flow pipeline, 2-lift well, 21-submersible sewage pump, 3-regulating reservoir, 31-water inlet, 32-water outlet, 4-pressure sewage pipe, 41-check valve, 42-second gate valve, 5-gravity water outlet pipe, 51-electric flow regulating valve, 52-first gate valve, 53-Y type filter and 6-stirrer.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. It is to be noted that all the figures are exemplary representations. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Referring to fig. 1 and 2, an embodiment of the present invention provides a water quantity adjusting device for constant flow water outlet, which is used for adjusting the water outlet flow of a gravity flow pipeline 1, and includes:
the lift well 2 is arranged at the tail end of the gravity flow pipeline 1, and the bottom of the lift well 2 is provided with a submersible sewage pump 21;
the adjusting tank 3 is arranged above the ground;
one end of the pressure sewage pipe 4 is connected with the submersible sewage pump 21, and the other end of the pressure sewage pipe is connected with the regulating tank 3 so as to communicate the lifting well 2 and the regulating tank 3;
and the gravity water outlet pipe 5 is connected with the regulating tank 3, and an electric flow regulating valve 51 is arranged on the gravity water outlet pipe 5.
The embodiment of the utility model provides an in the embodiment water yield adjusting device of constant flow play water's working process does: when the sewage treatment device is used, the tail end of the gravity water outlet pipe 5 is connected with a subsequent treatment structure, the submersible sewage pump 21 lifts sewage in the gravity flow pipeline 1 into the regulating tank 3, and the electric flow regulating valve 51 regulates the opening of the electric flow regulating valve 51 in real time according to the difference between the water level of the regulating tank 3 and the water level of the subsequent treatment structure so as to maintain the effluent flow constant.
The water quantity adjusting device for constant-flow water outlet of the embodiment of the utility model has the advantages that on one hand, the adjusting tank 3 is arranged above the ground, so that the anti-floating problem is avoided, the deep excavation quantity is small, the construction difficulty is small, and the device is suitable for places with severe geological conditions such as silt quality; on the other hand, the volume utilization ratio of the adjusting tank 3 is high, the foundation pit supporting and foundation pit drainage engineering quantity is small, and resources are effectively saved.
Furthermore, a first gate valve 52 is further disposed on the gravity water outlet pipe 5, and the first gate valve 52 is located between the regulating reservoir 3 and the electric flow regulating valve 51.
Furthermore, a Y-shaped filter 53 is further disposed on the gravity water outlet pipe 5, and the Y-shaped filter 53 is located between the regulating reservoir 3 and the electric flow regulating valve 51. The Y-shaped filter 53 is a protection pipe of the electric flow regulating valve 51, and is used for intercepting large impurity particles in water, so that the service life of the electric flow regulating valve 51 is prolonged.
In the embodiment of the present invention, preferably, the Y-shaped filter 53 is located between the first gate valve 52 and the electric flow regulating valve 51, and the first gate valve 52 is a normally open valve. The first gate valve 52 is normally open at ordinary times, and when the electric flow regulating valve 51 or the Y-shaped filter 53 needs to be overhauled, the first gate valve 52 is closed, so that the overhaul is facilitated.
Specifically, a water inlet 31 is arranged at a position, close to the top of the regulating reservoir 3, a water outlet 32 is arranged at a position, close to the bottom of the regulating reservoir 3, the pressure sewage pipe 4 is communicated with the regulating reservoir 3 through the water inlet 31, and the gravity water outlet pipe 5 is communicated with the regulating reservoir 3 through the water outlet 32.
Furthermore, a plurality of stirrers 6 are arranged in the adjusting tank 3.
Preferably, in order to achieve better stirring effect, four stirring machines 6 are arranged in the adjusting tank 3, the four stirring machines 6 are respectively arranged at four corners of the adjusting tank 3, and the four stirring machines 6 are located at positions close to the bottom of the tank.
The embodiment of the utility model provides an in, mixer 6 is dive mixer, can confirm whether adopting according to particular case. When the impurity is more in equalizing basin 3, when influence sewage discharge, can use mixer 6 to stir the sewage in equalizing basin 3. In general, the mixer 6 is positioned at a height close to the height of the water outlet 32 to optimize the mixing effect.
Furthermore, a check valve 41 is provided on the pressure sewer pipe 4. A second gate valve 42 is arranged on the pressure sewer pipe 4, and the second gate valve 42 is a normally open valve.
The embodiment of the utility model provides an in, lift well 2 is the integration lift well, and the well body adopts plastics or glass steel preparation, and accessories such as stealthily dirty pump 21, pressure sewer pipe 4, check valve 41, second gate valve 42 of supporting installation in the well add man-hour in the mill, make into a whole together with lift well 2's well body. In general, the diameter of the lift well 2 used in the rural sewage network project is generally between 1.25m and 2m, and the well depth is generally within 6 m.
Preferably, the pressure sewer pipe 4 is made of a pipe material with better corrosion resistance. The pipe diameter of the pressure sewage pipe 4 is between DN75 and DN200 according to different sewage flows.
The body of the regulating tank 3 is a common square reinforced concrete water tank and is arranged above the ground, as shown in fig. 2, the highest water level H1 in the regulating tank 3 is slightly lower than the water inlet pipe orifice 31, and the lowest water level H0 is slightly higher than the water outlet 32, and is determined by design.
In actual use, the difference between the lowest operation water level of the regulating tank 3 and the design water level of a subsequent treatment structure is larger than the maximum head loss of a pipeline between the lowest operation water level and the design water level of the subsequent treatment structure, and a safety margin of about 0.2m is reserved. The height of the adjusting tank 3 is generally not less than 4m and can be over 0.4m, and the size is determined by calculation according to the required adjusting capacity.
The utility model discloses water yield adjusting device of constant flow play water's design process does:
s1: according to the sewage quantity and the pipeline parameters at the tail end of the gravity flow pipeline 1, calculating and determining parameters of each part of the adjusting device, wherein the parameters comprise parameters such as the size of a lifting well 2, the size of an adjusting tank 3, the pipe diameter of a pressure sewage pipe 4, the pipe diameter of a gravity water outlet pipe 5, the design liquid level of the adjusting tank 3 and the like;
s2: building a lifting well 2 underground, building an adjusting tank 3 on the ground, wherein the height of the adjusting tank 3 is not less than 4m, and installing a gravity water outlet pipe 5, an electric flow regulating valve 51 and other components on one side of the adjusting tank 3;
s3: other parts of the adjusting device are installed, specifically, the first gate valve 52, the Y-shaped filter 53 and the electric flow regulating valve 51 are sequentially installed on the gravity water outlet pipe 5;
s4: after the adjusting device is installed, the adjusting tank 3 is operated, the submersible sewage pump 21 is automatically started and stopped according to the liquid level, the adjusting tank 3 intermittently feeds water, and the gravity water outlet pipe 5 continuously discharges water;
s5: when the water level in the regulating reservoir 3 changes, the controller of the electric flow regulating valve 51 regulates the opening of the valve in real time according to the pressure difference between the two sides of the valve.
Specifically, when the water level of the adjusting tank 3 rises, the valve opening of the electric flow regulating valve 51 is reduced, and when the water level of the adjusting tank 3 falls, the valve opening of the electric flow regulating valve 51 is increased, so that the effluent flow of the gravity water outlet pipe 5 is maintained to be basically unchanged, the design water level of a subsequent sewage treatment structure is met, and the sewage treatment structure can stably run.
The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without departing from the scope of the present invention, but any change in shape or structure is within the scope of protection.
Claims (10)
1. A water quantity regulating device for constant-flow water discharge for regulating the water discharge quantity of a gravity flow pipe (1), characterized by comprising:
the lift well (2) is arranged at the tail end of the gravity flow pipeline (1), and a submersible sewage pump (21) is arranged at the bottom of the lift well (2);
the adjusting tank (3) is arranged above the ground;
one end of the pressure sewage pipe (4) is connected with the submersible sewage pump (21), and the other end of the pressure sewage pipe is connected with the adjusting tank (3) so as to communicate the lift well (2) and the adjusting tank (3);
and the gravity water outlet pipe (5) is connected with the regulating tank (3), and an electric flow regulating valve (51) is arranged on the gravity water outlet pipe (5).
2. The water volume regulating device for constant-flow outlet water according to claim 1, wherein: still be equipped with a first gate valve (52) on gravity outlet pipe (5), first gate valve (52) are located between equalizing basin (3) and electronic flow regulating valve (51).
3. The water volume regulating device for constant-flow outlet water according to claim 1, wherein: and a Y-shaped filter (53) is further arranged on the gravity water outlet pipe (5), and the Y-shaped filter (53) is positioned between the regulating reservoir (3) and the electric flow regulating valve (51).
4. The water volume regulating device for constant-flow outlet water according to claim 1, wherein: the device is characterized in that a water inlet (31) is formed in the position, close to the top of the adjusting tank, of the adjusting tank (3), a water outlet (32) is formed in the position, close to the bottom of the tank, of the adjusting tank (3), the pressure sewage pipe (4) and the adjusting tank (3) are communicated through the water inlet (31), and the gravity water outlet pipe (5) and the adjusting tank (3) are communicated through the water outlet (32).
5. The water volume regulating device for constant-flow outlet water according to claim 1, wherein: a plurality of stirrers (6) are also arranged in the adjusting tank (3).
6. The apparatus of claim 5, further comprising: four mixers (6) are arranged in the adjusting tank (3), the four mixers (6) are respectively arranged at four corners of the adjusting tank (3), and the four mixers (6) are positioned at positions close to the bottom of the tank.
7. The water volume regulating device for constant-flow outlet water according to claim 1, wherein: and a check valve (41) is arranged on the pressure sewage pipe (4).
8. The water volume regulating device for constant-flow outlet water according to claim 1, wherein: and a second gate valve (42) is arranged on the pressure sewage pipe (4).
9. The water volume adjustment device for constant-flow outlet water of claim 2, wherein: the first gate valve (52) is a normally open valve.
10. The apparatus for regulating the flow of constant volume of effluent of claim 8, wherein: the second gate valve (42) is a normally open valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175709.3U CN209837276U (en) | 2019-01-31 | 2019-01-31 | Water quantity adjusting device for constant-flow water outlet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175709.3U CN209837276U (en) | 2019-01-31 | 2019-01-31 | Water quantity adjusting device for constant-flow water outlet |
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| CN209837276U true CN209837276U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920175709.3U Active CN209837276U (en) | 2019-01-31 | 2019-01-31 | Water quantity adjusting device for constant-flow water outlet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356342A (en) * | 2021-07-09 | 2021-09-07 | 华蓝设计（集团）有限公司 | Rainwater regulation and drainage unpowered control energy-saving system |
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2019
- 2019-01-31 CN CN201920175709.3U patent/CN209837276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356342A (en) * | 2021-07-09 | 2021-09-07 | 华蓝设计（集团）有限公司 | Rainwater regulation and drainage unpowered control energy-saving system |
| CN113356342B (en) * | 2021-07-09 | 2022-12-09 | 华蓝设计（集团）有限公司 | Rainwater regulation and drainage unpowered control energy-saving system |
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