CN212403505U - Drainage system without liquid level sensor and sewage treatment system - Google Patents
Drainage system without liquid level sensor and sewage treatment system Download PDFInfo
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- CN212403505U CN212403505U CN202020897886.5U CN202020897886U CN212403505U CN 212403505 U CN212403505 U CN 212403505U CN 202020897886 U CN202020897886 U CN 202020897886U CN 212403505 U CN212403505 U CN 212403505U
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Abstract
The utility model relates to a no level sensor drainage, sewage treatment system, including the equalizing basin, the equalizing basin is provided with the blow off pipe, the inside immersible pump that is provided with of equalizing basin, its characterized in that, the main power supply loop of immersible pump is established ties and is provided with current transformer, and current transformer is connected with electric energy collection spare, and electric energy collection spare is connected with the controller, can give the controller with the main power supply loop current information transmission who gathers, and the controller is connected with the immersible pump, can control the work of immersible pump, the utility model discloses a drainage need not to set up level sensor, has avoided level sensor's maintenance and maintenance.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to no liquid level sensor drainage, sewage treatment system.
Background
The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.
At present, rural sewage treatment stations in China are large in quantity and wide in range, a sewage treatment facility avoids water inflow load impact and ensures the quality of outlet water, a regulating reservoir is generally required to be additionally arranged in front of the sewage treatment facility, a liquid level sensor in the regulating reservoir timely controls a switch in series to control a submersible pump to pump water to the sewage treatment facility at regular time, and the function of uniform water inflow regulation of the sewage treatment facility is realized.
The inventor finds that the liquid level sensor works in the regulating reservoir, a large amount of sewage is stored, the working condition is poor, the environment is severe, and once the liquid level sensor breaks down, the liquid level sensor is not easy to overhaul and maintain.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, provide a no level sensor drainage, need not to set up level sensor, avoided level sensor's maintenance and maintenance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
in a first aspect, the embodiment of the utility model provides a no liquid level sensor drainage, including the equalizing basin, the equalizing basin is provided with the blow off pipe, and the equalizing basin is inside to be provided with the immersible pump, and the main power supply loop of immersible pump is established ties and is provided with current transformer, and current transformer is connected with electric energy collection spare, and electric energy collection spare is connected with the controller, can give the controller with the main power supply loop current information transmission who gathers, and the controller is connected with the immersible pump, can control the work of immersible pump.
In a second aspect, an embodiment of the utility model provides a sewage treatment system, include no level sensor sewage discharge system, the blow off pipe is connected with sewage treatment plant, can send sewage into sewage treatment plant.
The utility model has the advantages that:
the utility model discloses a no liquid level sensor drainage, through setting up current transformer and electric energy collection piece, can gather electric current, voltage information in the immersible pump main power supply loop to liquid level-electric current corresponding relation of depositing in advance obtains the liquid level information in the equalizing basin in through the controller, need not to set up liquid level sensor, and the operating mode is poor in having avoided the equalizing basin, the environment is abominable to lead to liquid level sensor to overhaul the problem of maintaining the difficulty, has reduced whole drainage and has overhauld and maintain the degree of difficulty.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a schematic view of the overall structure of embodiment 2 of the present invention;
the system comprises a regulating tank 1, a submersible pump 2, a blow-off pipe 3, a main power supply loop 4, a voltage transformer 5, a current transformer 6, a signal line 7, an electric energy metering chip 8, a communication line 9, a controller 10, a monitoring platform 11, a sewage treatment device 12, a water outlet pipe 13 and a relay 14.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "upper", "lower", "left" and "right" in the present application, if any, merely indicate correspondence with the upper, lower, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the present invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Just as the background art introduces, adopt level sensor to gather sewage liquid level in the current sewage systems equalizing basin, when level sensor broke down, difficult maintenance and maintenance to above-mentioned problem, this application has proposed a no level sensor sewage systems.
In a typical embodiment 1 of this application, a no level sensor sewage disposal system, as shown in fig. 1, including equalizing basin 1, the equalizing basin bottom is provided with immersible pump 2, the upper portion of equalizing basin is provided with the blow off pipe 3 that is linked together rather than the inner space, and the immersible pump passes through the pipeline and is connected with the blow off pipe, and the immersible pump can discharge the sewage in the equalizing basin into the blow off pipe through the pipeline to discharge through the blow off pipe.
The submersible pump is connected with the main power supply loop 4, the main power supply loop is connected with an external power supply, and the external power supply supplies power to the submersible pump through the main power supply loop to drive the submersible pump to work.
The intelligent submersible power supply system is characterized in that a voltage transformer 5 and a current transformer 6 are arranged on the main power supply loop in series, the current transformer is arranged close to the submersible pump, the voltage transformer and the current transformer are connected with an electric energy collecting part through a signal line 7, the electric energy collecting part adopts an existing electric energy metering chip 8, and the electric energy metering chip is connected with a controller 10 through a communication line 9.
In this embodiment, the voltage transformer and the current transformer are serially connected in the main power supply loop of the submersible pump, so that the large current signal I in the main power supply loop can be transmittedinHigh voltage signal VinEqual ratio of K1 to K2 transitionsThe signal is a small current signal i and a low voltage signal v. The electric energy metering chip can read current data correctly only by detecting voltage, so that a voltage transformer is arranged in a main power supply loop and is connected with the electric energy metering chip through a signal wire.
The small current I and the low voltage signal V are transmitted to the electric energy metering chip, the electric energy metering chip measures and calculates effective values of the alternating current sine small current signal I and the alternating current sine low voltage V, and transmits the effective values to the controller, and the controller obtains an effective current I and an effective voltage value V of the main power supply loop according to the proportionality coefficients K1 and K2.
The controller is connected with the relay 13, the relay is connected in series on a main power supply loop between the current transformer and the submersible pump, and the controller can control the relay to work, so that the main power supply loop is controlled to be switched on and off, and the submersible pump is controlled to be started and stopped.
The controller is connected with the monitoring platform 11, and the controller can display the received current value and the received voltage value on the monitoring platform.
In this embodiment, the monitoring platform adopts a main control computer, the controller can be connected with the main control computer through a signal line, at this time, the main control computer can be set on site, and the current and the voltage received by the controller can be displayed on the main control computer vertically.
In other embodiments, the monitoring platform adopts a main control computer arranged remotely, the controller is connected with the wireless transmission module, the controller is connected with the main control computer through the wireless transmission module, and the wireless transmission module can adopt a GPRS module or a WIFI module.
In other embodiments, the monitoring platform may also adopt a mobile monitoring terminal such as a mobile phone or a tablet computer, and at this time, the controller is connected with the monitoring platform through the wireless transmission module.
In this embodiment, the controller prestores the corresponding relation of electric current in liquid level and the immersible pump main power supply circuit, and then through observing the electric current in the immersible pump main power supply circuit, can obtain the liquid level information in the equalizing basin, has realized the continuous detection and the demonstration of liquid level, need not to set up level sensor, when having avoided traditional use level sensor, breaks down when level sensor, because the equalizing basin environment is abominable, the poor defect that causes is difficult for maintenance and maintenance of operating mode.
Example 2:
the embodiment discloses a sewage treatment system, as shown in fig. 1, including embodiment 1 the no liquid level sensor sewage system, the blow off pipe sets up the upper portion position at the equalizing basin, blow off pipe one end is linked together with the inner space of equalizing basin, and sewage treatment plant 12 is connected to the other end, sewage treatment plant adopt current sewage treatment plant can, its concrete structure does not describe in detail, sewage treatment plant has outlet pipe 13, can discharge the sewage after handling through the outlet pipe.
The embodiment discloses a working method of a sewage treatment system, which comprises the following steps:
the electric energy metering chip collects current information and voltage information in the main power supply loop in real time and transmits the current information and the voltage information to the controller, the controller obtains liquid level information in the regulating reservoir according to a liquid level-current corresponding relation stored in advance, the controller controls the operation of the submersible pump according to the obtained liquid level information, and the submersible pump sends sewage in the regulating reservoir into the sewage treatment device.
The method for obtaining the corresponding relation of the liquid level and the current comprises the following steps: filling clear water in the regulating reservoir, starting the submersible pump, collecting the current of a primary power supply loop of the submersible pump by using an electric energy metering chip, and respectively recording the current of the primary power supply loop of the submersible pump and the corresponding water level in the regulating reservoir until the submersible pump idles to obtain the liquid level-current corresponding relation.
In this embodiment, the water inlet control scheme of the sewage treatment apparatus is as follows:
in a set period, a controller system is initialized and carries out network time service on a real-time clock unit (RTC) in the controller, the controller controls the submersible pump to start and work at set intervals (working period) through a relay, and the submersible pump is set to start every timeLongest lengthThe working time is the longest working time T1 of a single period;
in this embodiment, the set period is one day, that is, 24 hours, the set interval time is one hour, the maximum working time of the single period is set to 5min, that is, T1 is 5min, in one day, the controller controls the submersible pump to start working every other hour through the relay, and the maximum working time of the submersible pump is 5 min.
Within 5min, if the real-time current I of the current in the main power supply loop of the submersible pump is larger than the current I in the main power supply loop when the submersible pump idles0I.e. greater than the pump-stopping current threshold I of the submersible pump0And after 5min, the controller controls the submersible pump to stop working through the relay, and in the interval time, the first working time of the submersible pump is the longest working time of a single period, namely the first working time is 5 min.
Within 5min, if the current I in the main power supply loop of the submersible pump is equal to the current I in the main power supply loop when the submersible pump idles at a certain moment0The controller controls the submersible pump to stop working, a timer arranged in the controller is used for recording the time within the 5min, and the second working time of the submersible pump within the longest working time of a single cycle is the actual working time of the submersible pump in the single cycle.
The total working time of the submersible pump in one day, namely the closing time of the relay, is obtained through the first working time and the second working time counted by the timer, so that the total working time T2 in one day is obtained, the ratio of the total working time T2 in one day to the set period (24 hours) is calculated, and the longest working time of each single period after the submersible pump is started in the next set period (the second day) is obtained.
By adopting the method, the working time of the submersible pump in the next day in each hour is continuously updated according to the actual flow on site, so that the sewage can be uniformly discharged in each interval time, the uniform water inlet of the sewage treatment facility is ensured, and the water quality treatment effect of the sewage treatment facility is improved.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (10)
1. The utility model provides a no liquid level sensor drainage, includes the equalizing basin, the equalizing basin is provided with the blow off pipe, the inside immersible pump that is provided with of equalizing basin, its characterized in that, the main power supply circuit series connection of immersible pump is provided with current transformer, and current transformer is connected with the electric energy collection piece, and the electric energy collection piece is connected with the controller, can give the controller with the main power supply circuit current information transmission who gathers, and the controller is connected with the immersible pump, can control the work of immersible pump.
2. The drainage system without a liquid level sensor as claimed in claim 1, wherein the electric energy collecting member employs an electric energy metering chip, the electric energy metering chip is connected with a current transformer and a voltage transformer which is arranged in series in the main power supply loop, and the electric energy metering chip is connected with the controller.
3. The drainage system without the liquid level sensor as claimed in claim 2, wherein the electric energy metering chip is connected with the current transformer and the voltage transformer through signal lines, and the electric energy metering chip is connected with the controller through a communication line.
4. The blowdown system without the liquid level sensor of claim 1, wherein the controller is connected with the submersible pump through a relay, the relay is installed on a main power supply circuit of the submersible pump, and the controller can control the operation of the submersible pump through the relay.
5. The no level sensor sewage system of claim 4 wherein the relay is mounted on the main power supply loop between the current transformer and the submersible pump.
6. The no level sensor exhaust system according to claim 1, wherein the controller is connected to the monitoring platform, and the current and voltage information received by the controller can be transmitted to the monitoring platform for display.
7. The blowdown system without the liquid level sensor, as claimed in claim 6, wherein the monitoring platform adopts a master control computer, and the master control computer is connected with the controller through a wireless transmission module.
8. The drainage system without the liquid level sensor as claimed in claim 7, wherein the wireless transmission module adopts a GPRS module or a WIFI module.
9. A sewage treatment system comprising the liquid level sensor-free sewage system as claimed in any one of claims 1 to 8, wherein one end of the sewage pipe is communicated with the internal space of the conditioning tank, and the other end is connected to a sewage treatment device.
10. The sewage treatment system of claim 9 wherein the waste pipe is in communication with an upper portion of the conditioning tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020897886.5U CN212403505U (en) | 2020-05-25 | 2020-05-25 | Drainage system without liquid level sensor and sewage treatment system |
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| CN202020897886.5U CN212403505U (en) | 2020-05-25 | 2020-05-25 | Drainage system without liquid level sensor and sewage treatment system |
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| CN212403505U true CN212403505U (en) | 2021-01-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111592058A (en) * | 2020-05-25 | 2020-08-28 | 江苏中车环保设备有限公司 | Drainage system without liquid level sensor, sewage treatment system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111592058A (en) * | 2020-05-25 | 2020-08-28 | 江苏中车环保设备有限公司 | Drainage system without liquid level sensor, sewage treatment system and method |
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Address after: 215500 Text Road of Yushan High-tech Industrial Park, Changshu City, Jiangsu Province Patentee after: Jiangsu CRRC Huateng Environmental Protection Technology Co.,Ltd. Address before: 215500 Text Road of Yushan High-tech Industrial Park, Changshu City, Jiangsu Province Patentee before: JIANGSU ZHONGCHE ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. |