CN211547995U - Structure is washd to first rain collecting pit - Google Patents
Structure is washd to first rain collecting pit Download PDFInfo
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- CN211547995U CN211547995U CN201922054527.3U CN201922054527U CN211547995U CN 211547995 U CN211547995 U CN 211547995U CN 201922054527 U CN201922054527 U CN 201922054527U CN 211547995 U CN211547995 U CN 211547995U
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Abstract
The utility model relates to a just rain collecting pit washs structure belongs to plumbing technical field. The cleaning structure comprises a primary rain collecting pool and a partition plate arranged at one end of the primary rain collecting pool, wherein the primary rain collecting pool is divided into a water storage chamber and a main collecting pool by the partition plate, and a water passing channel is reserved at the bottom of the partition plate and is communicated with the water storage chamber and the main collecting pool by the water passing channel; the upper end of water storage chamber is sealed and is connected vacuum system, and vacuum system includes the vacuum admission valve, and the vacuum admission valve communicates with the water storage chamber and is connected the vacuum pump in order can form the negative pressure in the water storage chamber when using and be used for retaining water, and vacuum system still includes the vacuum breaker valve, thereby the vacuum breaker valve also communicates with the water storage chamber in order to make retaining through the quick outflow realization of water passageway when using and wash. The utility model discloses only with two valve bodies, vacuum admission valve and vacuum breaker valve promptly, the relevant connection control of cooperation can realize the process of washing of just rain collecting pit, and simple structure is reliable, and the investment is lower, can realize better washing effect equally.
Description
Technical Field
The utility model belongs to the technical field of rainwater recycle in the plumbing, in particular to just rain collecting pit washs structure.
Background
At present, in order to control the ground runoff pollution, an initial rain collecting tank needs to be built, the rainfall of 4-8 mm at the initial stage is collected, and then precipitation treatment or further pumping is carried out to a sewage pipe network. Because silt, suspended matters and turbidity contained in the initial rain are very high, the bottom of the initial rain collecting tank needs to be washed and impurity removed after the initial rain collecting tank is used for a period of time, most of the existing initial rain collecting tanks are usually washed by a backwashing water pump, and the energy consumption is high; and a few of primary rain collecting ponds are provided with automatic flushing systems, but the internal structure and the control system are complex, and the investment is high.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a structure is washd to first rain collecting pit avoids first rain collecting pit's washing structure too complicated, washs the higher problem of energy consumption, gains simple structure reliable and realizes the better effect of washing automatically.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a cleaning structure of a primary rain collecting tank comprises the primary rain collecting tank; one end of the primary rain collecting pool is provided with a vertical partition plate, the primary rain collecting pool is divided into two parts by the partition plate and respectively formed into a water storing chamber and a main collecting pool, and a water passing channel is reserved at the bottom of the partition plate and is communicated with the water storing chamber and the main collecting pool through the water passing channel; the upper end of the water storage chamber is closed and connected with a vacuum system, the vacuum system comprises a vacuum air inlet valve, the vacuum air inlet valve is communicated with the water storage chamber and connected with a vacuum pump so that negative pressure can be formed in the water storage chamber and used for storing water when the vacuum system is used, the vacuum system also comprises a vacuum breaker valve, and the vacuum breaker valve is also communicated with the water storage chamber so that the stored water can flow out quickly through the water passing channel when the vacuum breaker valve is used, and therefore flushing is achieved.
Further, the vacuum air inlet valve and the vacuum breaker valve both adopt electric high-vacuum ball valves to guarantee the using effect.
Further, the vacuum pump adopts explosion-proof type claw formula vacuum pump, and the vacuum pump passes through the exhaust tube and links to each other with the vacuum admission valve, the length of exhaust tube is no longer than one hundred meters in order to ensure the result of use.
Further, the exhaust pipe adopts a vacuum-resistant hose and/or a stainless steel pipe.
Further, the shrouding is passed through to the upper end of hydroecium and is sealed, set up the connecting hole that runs through on the shrouding, be connected with sealed steel apron on the connecting hole in order to keep the closure of hydroecium upper end, still be connected with vacuum protection cover just on the shrouding vacuum protection cover is located sealed steel apron top, vacuum admission valve and vacuum break valve are located in the vacuum protection cover and respectively through passing sealed steel apron's trachea links to each other with the hydroecium.
Further, an air vent chamber is built on the sealing plate, the vacuum protection cover is positioned in the air vent chamber, and the air vent chamber is provided with an air vent hole or an air vent pipeline so as to be communicated with the outside air.
Further, a vacuum meter is arranged on an air pipe connecting the vacuum air inlet valve and the water storage chamber.
Further, be equipped with first level gauge in the water storage room, be equipped with the second level gauge in the main collecting pit, first level gauge and vacuum admission valve and vacuum pump signal connection, the second level gauge and vacuum admission valve, vacuum pump and vacuum destroy valve signal connection.
The beneficial effects of the utility model reside in that:
the utility model discloses a collecting pit washs structure only uses two valve bodies, adopts electronic high vacuum ball valve as vacuum admission valve and vacuum breaker valve promptly, cooperates relevant connection control, can realize the automatic process of washing of just rain collecting pit, and inner structure and control are simple, and the investment is lower, realizes better automatic effect of washing equally.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a cleaning structure of an initial rain collecting tank according to an embodiment.
Reference numerals:
the device comprises a primary rain collecting pool 1, a water storage chamber 2, a sealing plate 21, a first liquid level meter 22, a sealing steel cover plate 23, a main collecting pool 3, a partition plate 4, a water passing channel 5, a vacuum air inlet valve 6, a vacuum pump 61, a vacuum-resistant hose 62, a stainless steel pipe 63, a vacuum gauge 64, a vacuum breaking valve 7, a vacuum protection cover 8, an air vent chamber 9, an air vent pipeline 91, a control cabinet 10 and a vacuum design liquid level 100.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1, a cleaning structure for an initial rain collecting tank includes an initial rain collecting tank 1; a vertical partition plate 4 is arranged at one end of a primary rain collecting pool 1, the primary rain collecting pool 1 is divided into two parts through the partition plate 4, the two parts are respectively formed into a water storage chamber 2 and a main collecting pool 3, a water passing channel 5 is reserved at the bottom of the partition plate 4, the water storage chamber 2 is communicated with the main collecting pool 3 through the water passing channel 5, and a gap is reserved between the bottom end of the partition plate 4 and the pool bottom of the primary rain collecting pool 1; the upper end of the water storage chamber 2 is closed and connected with a vacuum system, the vacuum system comprises a vacuum air inlet valve 6, the vacuum air inlet valve 6 is communicated with the water storage chamber 2 and connected with a vacuum pump 61 so that negative pressure can be formed in the water storage chamber 2 when in use and used for storing water, the vacuum system also comprises a vacuum breaker valve 7, and the vacuum breaker valve 7 is also communicated with the water storage chamber 2 so that stored water can rapidly flow out through the water passing channel 5 when in use to realize flushing.
According to the collecting pool cleaning structure of the embodiment, after the liquid level of the primary rain collecting pool 1 is higher than the bottom end of the partition plate 4 by a certain height, the vacuum air inlet valve 6 and the vacuum pump 61 can be opened, the water storage chamber 2 is a closed space at the moment, vacuum pumping is performed to form negative pressure, water in the main collecting pool 3 enters the water storage chamber 2, the liquid level in the water storage chamber 2 rises, the vacuum pump 61 and the vacuum air inlet valve 6 can be stopped after the water level in the main collecting pool rises to the designed vacuum liquid level 100, and the liquid level height in the water storage chamber 2 is kept; when the primary rain collected in the main collection pool 3 is pumped into a sewage pipe network and the liquid level in the main collection pool 3 drops to the designed flushing liquid level, the vacuum breaker valve 7 can be opened to break the vacuum (negative pressure) environment, the liquid level in the water storage chamber 2 drops rapidly, the stored water in the water storage chamber flows out rapidly through the water passage 5 to flush the sludge at the bottom of the primary rain collection pool 1; the structure is simple and reliable, and the automatic flushing effect is better realized.
It will be appreciated that the other end of the primary rain collecting tank 1 is provided with a drain (not shown) for draining the sludge during flushing. If necessary, before flushing, if the water storage chamber 2 leaks air to cause the water storage level to drop, the vacuum air inlet valve 6 and the vacuum pump 61 can be opened again to raise the water storage level to the vacuum design level 100.
Wherein, the vacuum air inlet valve 6 and the vacuum breaker valve 7 both adopt electric high vacuum ball valves to ensure the use effect.
Thus, the control is convenient, and the use effect is favorably ensured; and the vacuum break time may preferably not exceed fifteen seconds.
Wherein, vacuum pump 61 adopts explosion-proof type claw formula vacuum pump, and vacuum pump 61 passes through the exhaust tube and links to each other with vacuum admission valve 6, the length of exhaust tube is no longer than one hundred meters in order to ensure the result of use.
Therefore, the effect of the pump and the pump for pumping vacuum is ensured, and the designed vacuum degree can be kept below 30 kPa; in practice, the vacuum pump 61 is installed in the control cabinet 10 outdoors for maintenance, and the air inlet of the vacuum pump 61 may be provided with a filter.
Wherein, the air suction pipe adopts a vacuum-resistant hose 62 and/or a stainless steel pipe 63. In this embodiment, a vacuum-proof hose 62 and a stainless steel pipe 63 are used in stages. The effect of pumping vacuum is better guaranteed, and the actual selection can be combined with the actual construction and penetration requirements.
Wherein, shrouding 21 seals is passed through to the upper end of water storage room 2, set up the connecting hole that runs through on the shrouding 21, be connected with sealed steel cover plate 23 on the connecting hole in order to keep the sealing of water storage room 2 upper end, still be connected with vacuum protection cover 8 on the shrouding 21 just vacuum protection cover 8 covers and locates sealed steel cover plate 23 top, vacuum admission valve 6 and vacuum break valve 7 are located in the vacuum protection cover 8 and respectively through passing sealed steel cover plate 23's trachea links to each other with water storage room 2.
Thus, an implementable placing mode of the vacuum system is provided, the vacuum system is placed outside the water storage chamber 2, observation, maintenance and repair are convenient, the sealing performance of the water storage chamber 2 is also facilitated, and the air path pipes are arranged as required in a penetrating way; the sealing performance of the water storage chamber 2 is better, and the liquid level descending speed of the water storage chamber 2 is preferably ensured to be less than 0.001m/s when vacuum leaks.
Wherein, an air vent chamber 9 is further built on the closing plate 21, the vacuum protection cover 8 is located in the air vent chamber 9, and the air vent chamber 9 is provided with an air vent or air vent pipeline 91 to communicate with the outside air.
Thus, the vacuum protection cover 8 is protected conveniently, and the vacuum protection cover can enter the breather chamber 9 for implementation during observation, maintenance and repair.
Wherein, the air pipe of the vacuum air inlet valve 6 connected with the water storage chamber 2 is provided with a vacuum meter 64 for indicating value and facilitating observation.
Wherein, be equipped with first level gauge 22 in the water storage room 2, be equipped with the second level gauge (not shown in the figure) in the main collecting pit 3, first level gauge 22 and vacuum admission valve 6 signal connection, the second level gauge and vacuum admission valve 6, vacuum pump 61 and vacuum break valve 7 signal connection.
Like this, can improve degree of automation, it is more simple and convenient to use, in the time of implementing, it washes the liquid level to correspond to set up the design in first rain collecting pit 1, can start the vacuum pump liquid level, mend evacuation liquid level and vacuum design liquid level 100 (by low to high), the design is washed the liquid level and is usually with the bottom parallel and level of division board 4, can understand, these liquid level height, judge the threshold value for the level gauge that will write in the controller in advance, the priority of control sets for as required, for further understanding this structure, simply introduce as follows with the use, include:
(1) vacuum water storage stage
In the rainfall process, rainwater is collected in the primary rain collecting pool 1, when the second liquid level meter detects that the liquid level is larger than or equal to the liquid level of the vacuum pump capable of being started and has a rising trend, the vacuum air inlet valve 6 is controlled to be opened by transmission signals, the vacuum pump 61 is electrified to be started, the liquid level of the water storage chamber 2 rises, and after the liquid level rises to the designed vacuum liquid level 100 (the vacuum degree detected by the vacuum meter is smaller than 30kPa), the vacuum pump 61 is controlled to be closed by the transmission signals of the first liquid level meter 22.
(2) Vacuum break flush stage
And (3) stopping rain, pumping the initial rain collected in the main collecting tank 3 into a sewage pipe network, and when the second liquid level meter detects that the liquid level is less than or equal to the designed flushing liquid level, transmitting a signal to control to open the vacuum breaking valve 7, completing the complete vacuum breaking in fifteen seconds, rapidly reducing the liquid level in the water storing chamber 2, and flushing sludge at the bottom of the initial rain collecting tank 1.
During normal use, generally, the two stages are as above, and for perfecting the functional design, the method further includes:
(3) vacuum leakage water replenishing stage set according to requirements
After (1) the vacuum retaining stage is accomplished, (2) before the vacuum destruction washes the stage and has not started yet, if the pond liquid level continues to reduce this moment, when first level gauge 22 detects the liquid level and falls to the benefit evacuation liquid level, the vacuum admission valve 6 is opened in transmission signal control, and vacuum pump 61 circular telegram starts, and 2 liquid levels in the water retaining room rise, rise to vacuum design liquid level 100 after, and transmission signal control closes vacuum pump 61 again, closes vacuum admission valve 6.
In this embodiment, the primary rain collecting tank 1 is preferably rectangular, two ends of the partition plate 4 are connected with the tank wall (the partition plate 4 may also be in the form of a partition wall), and the water storage chamber 2 is located at one end, so that a better flushing effect can be achieved; in practice, the pool may be provided in other specific shapes, and is not particularly limited.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (8)
1. A cleaning structure of a primary rain collecting tank comprises the primary rain collecting tank; the method is characterized in that: one end of the primary rain collecting pool is provided with a vertical partition plate, the primary rain collecting pool is divided into two parts by the partition plate and respectively formed into a water storing chamber and a main collecting pool, and a water passing channel is reserved at the bottom of the partition plate and is communicated with the water storing chamber and the main collecting pool through the water passing channel;
the upper end of the water storage chamber is closed and connected with a vacuum system, the vacuum system comprises a vacuum air inlet valve, the vacuum air inlet valve is communicated with the water storage chamber and connected with a vacuum pump so that negative pressure can be formed in the water storage chamber and used for storing water when the vacuum system is used, the vacuum system also comprises a vacuum breaker valve, and the vacuum breaker valve is also communicated with the water storage chamber so that the stored water can flow out quickly through the water passing channel when the vacuum breaker valve is used, and therefore flushing is achieved.
2. The primary rain collection tank cleaning structure according to claim 1, wherein: the vacuum air inlet valve and the vacuum breaker valve both adopt electric high-vacuum ball valves to ensure the use effect.
3. The primary rain collection tank cleaning structure according to claim 1, wherein: the vacuum pump adopts explosion-proof type claw formula vacuum pump, and the vacuum pump passes through the exhaust tube and links to each other with the vacuum admission valve, the length of exhaust tube is no longer than one hundred meters in order to ensure the result of use.
4. The primary rain collection tank cleaning structure according to claim 3, wherein: the air exhaust pipe adopts a vacuum-resistant hose and/or a stainless steel pipe.
5. The primary rain collection tank cleaning structure according to claim 1, wherein: the upper end of water storage chamber is sealed through the shrouding, set up the connecting hole that runs through on the shrouding, be connected with sealed steel apron on the connecting hole in order to keep the sealing of water storage chamber upper end, still be connected with the vacuum protection cover on the shrouding just vacuum protection cover locates sealed steel apron top, vacuum admission valve and vacuum damage valve are located in the vacuum protection cover and respectively through passing sealed steel apron's trachea links to each other with the water storage chamber.
6. The primary rain collection tank cleaning structure according to claim 5, wherein: an aeration chamber is also built on the sealing plate, the vacuum protection cover is positioned in the aeration chamber, and the aeration chamber is provided with an air vent or an air vent pipeline so as to be communicated with the outside air.
7. The primary rain collection tank cleaning structure according to claim 5, wherein: the air pipe connecting the vacuum air inlet valve and the water storage chamber is provided with a vacuum meter.
8. The primary rain collection tank cleaning structure according to any one of claims 1 to 7, wherein: the water storage chamber is internally provided with a first liquid level meter, the main collecting pool is internally provided with a second liquid level meter, the first liquid level meter is in signal connection with the vacuum air inlet valve and the vacuum pump, and the second liquid level meter is in signal connection with the vacuum air inlet valve, the vacuum pump and the vacuum breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922054527.3U CN211547995U (en) | 2019-11-25 | 2019-11-25 | Structure is washd to first rain collecting pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922054527.3U CN211547995U (en) | 2019-11-25 | 2019-11-25 | Structure is washd to first rain collecting pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211547995U true CN211547995U (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922054527.3U Active CN211547995U (en) | 2019-11-25 | 2019-11-25 | Structure is washd to first rain collecting pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211547995U (en) |
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2019
- 2019-11-25 CN CN201922054527.3U patent/CN211547995U/en active Active
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