CN214531014U - Negative pressure drainage device and system - Google Patents
Negative pressure drainage device and system Download PDFInfo
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- CN214531014U CN214531014U CN202120329732.0U CN202120329732U CN214531014U CN 214531014 U CN214531014 U CN 214531014U CN 202120329732 U CN202120329732 U CN 202120329732U CN 214531014 U CN214531014 U CN 214531014U
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Abstract
The utility model relates to a negative pressure drainage device and system relates to sewage treatment technical field, and it includes the negative pressure well and sets up the negative pressure pipeline in the negative pressure well, there is the interval between the diapire of the end of drawing water and negative pressure well of negative pressure pipeline, be provided with on the negative pressure pipeline and switch on a and controller, the controller with switch on a control connection, switch on an opening and close that is used for controlling the negative pressure pipeline, be provided with liquid level detection subassembly in the negative pressure well, liquid level detection subassembly signal connection is in the controller, liquid level detection subassembly is used for detecting liquid level height and exports liquid level altitude signal in the negative pressure well, the controller is received, is responded to liquid level detection signal, and the opening and close of control switch on piece, control air admission negative pressure pipeline. This application has the effect that reduces negative pressure pipeline and blocks up.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to a negative pressure drainage device and a negative pressure drainage system.
Background
At present rural domestic sewage handles, generally at first in peasant household thoughtlessly the domestic sewage that has the filth through septic tank sediment filtration, turns into some big filths of granule filths into the filth of granule, lets in the middle of will thoughtlessly the sewage of granule filth into the negative pressure well again, and the negative pressure well is linked together through a negative pressure pipeline and negative pressure station, finally carries to the sewage treatment center and carries out centralized processing.
In the correlation technique, rural domestic sewage is taken out to the negative pressure station through the negative pressure pipeline that sets up in the negative pressure well, however in the actual installation, there is the bending part in the pipeline between negative pressure pipeline and the negative pressure station, and contains more impurity that the adhesion is stronger and filth among the domestic sewage, and in the long-term domestic sewage of carrying process, the impurity that the adhesion is stronger and the filth adhesion pile up on the negative pressure pipeline, and the negative pressure pipeline takes place to block up easily, influences normal sewage transport operation, exists the improvement part.
SUMMERY OF THE UTILITY MODEL
In order to improve the easy problem that takes place to block up of negative pressure pipeline, influence normal sewage transport operation, this application provides a negative pressure drainage device and system.
The application aims at providing a negative pressure drainage device and system:
on the one hand, a negative pressure drainage device, includes negative pressure well and sets up the negative pressure pipeline in the negative pressure well, there is the interval between the diapire of the end of drawing water and negative pressure well of negative pressure pipeline, be provided with on the negative pressure pipeline and switch on a and the controller, the controller with switch on a control connection, switch on a and be used for controlling opening and close of negative pressure pipeline, be provided with liquid level detection subassembly in the negative pressure well, liquid level detection subassembly signal connection is in the controller, liquid level detection subassembly is used for detecting liquid level height in the negative pressure well and exports liquid level height signal, the controller is received, is responded to liquid level detection signal, and the control switches on and close of piece, and control air gets into the negative pressure pipeline.
By adopting the technical scheme, when the liquid level detection assembly detects that the liquid level in the negative pressure well is higher, the conduction piece is opened, the negative pressure pipeline pumps out sewage in the negative pressure well, the negative pressure pipeline is full of liquid, and pure liquid phase flow pumps water at the moment; when the liquid level of the sewage in the negative pressure well is level with the end part of the negative pressure pipeline, the electromagnetic valve is continuously opened for a period of time, the air mixed sewage in the negative pressure well is sucked into the negative pressure pipeline together, at the moment, water is pumped by the gas-liquid mixed flow, the traditional pure liquid phase flow water pumping mode is changed into the gas-liquid mixed mode to clean the negative pressure pipeline, the flow rate is greatly increased after the liquid mixed gas is mixed, impurities adhered in the negative pressure pipeline are blown out, and the condition that the negative pressure pipeline is easily blocked due to long-term pure liquid phase flow water pumping is reduced.
Preferably, the liquid level detection subassembly includes high liquid level detection spare, first low liquid level detection spare (32) and the low liquid level detection spare of second, high liquid level detection spare is used for detecting the highest liquid level that holds sewage in the negative pressure well, first low liquid level detection spare is located the coplanar with the end of drawing water of negative pressure pipeline, the low liquid level detection spare of second is located first low liquid level detection spare below.
By adopting the technical scheme, when the high liquid level detection piece detects the liquid level in the negative pressure well, the sewage conveying in the negative pressure well is stopped, and the accuracy of the water inflow is improved; when air needs to be introduced into the negative pressure pipeline, the first low liquid level detection piece continues pumping water after detecting the liquid level height, and the gas and the liquid are mixed and pumped into the negative pressure pipeline; when pure gas is required to be introduced into the negative pressure pipeline, liquid can be continuously pumped.
Preferably, the high liquid level detection piece, the first low liquid level detection piece and the second low liquid level detection piece all adopt floating ball type liquid level sensors, and the floating ball type liquid level sensors are in control connection with the controller.
By adopting the technical scheme, the floating ball type liquid level sensor floats on sewage, the liquid level height in the negative pressure well can be timely and accurately detected, and the accuracy of liquid level detection is improved.
Preferably, the negative pressure well is vertically provided with an installation rod, and the floating ball type liquid level sensor is detachably fixed on the installation rod.
Through adopting above-mentioned technical scheme, can dismantle the floating ball formula level sensor and fix on the installation pole, the staff of being convenient for adjusts level sensor's position and convenient loading and unloading operation to level sensor.
Preferably, the conducting piece adopts an electromagnetic valve, and the electromagnetic valve controls the conduction and the closing of the negative pressure pipeline.
By adopting the technical scheme, the electromagnetic valve has the characteristics of rapid and accurate opening, and the accuracy and the stability are greatly improved by adopting the opening and closing of the electromagnetic control negative pressure pipeline.
Preferably, an exhaust pipe is arranged in the negative pressure well and is positioned above the high liquid level detection piece.
Through adopting above-mentioned technical scheme, when needs pure gas to let in the negative pressure pipeline, it is more convenient and rapid with the help of the exhaust tube that is located high liquid level detection spare top.
On the other hand, this application still provides a negative pressure drainage system, includes above-mentioned negative-pressure well.
Through adopting above-mentioned technical scheme, negative pressure drainage system adopts above-mentioned negative-pressure well, has reduced because of negative pressure pipeline blocks up the condition emergence that influences the domestic sewage and handle.
In summary, the present application includes at least one of the following beneficial technical effects:
when dirt generated by long-term accumulation in the negative pressure pipeline needs to be removed, the liquid level in the negative pressure well is detected by the liquid level detection assembly, air in the negative pressure well is extracted to enter the negative pressure pipeline, the traditional pure liquid phase flow water pumping mode is changed into a gas-liquid mixing mode to clean the negative pressure pipeline, and the condition that the negative pressure pipeline is easy to block due to long-term pure liquid phase flow water pumping is reduced;
the floating ball type liquid level sensor is adopted, the accuracy of liquid level detection is improved, and the floating ball type liquid level sensor is detachably fixed on the mounting rod, so that the liquid level sensor is greatly convenient to assemble and disassemble.
Drawings
FIG. 1 is an axial view of the present embodiment mainly showing the overall structure of the negative pressure drainage device and system;
fig. 2 is a schematic view of the negative pressure drainage system according to the present embodiment.
Reference numerals: 1. a negative pressure well; 2. a negative pressure pipeline; 21. an electromagnetic valve; 3. a liquid level detection assembly; 31. a high liquid level detection member; 32. a first low level detection member; 33. a second low level detection member; 4. an air exhaust pipe; 5. mounting a rod; 6. a septic tank; 7. a negative pressure station; 8. terminal sewage treatment system.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses negative pressure drainage device.
Referring to fig. 1, a negative pressure drainage device comprises a negative pressure well 1 and a negative pressure pipeline 2 arranged in the negative pressure well 1, wherein a gap is formed between a water pumping end of the negative pressure pipeline 2 and the bottom wall of the negative pressure well 1. The negative pressure pipeline 2 is provided with a conduction piece and a controller, the controller is in control connection with the conduction piece, and the control piece is used for controlling the opening and closing of the negative pressure pipeline 2. In the present embodiment, the conducting member is an electromagnetic valve 21, and the electromagnetic valve 21 is used for controlling the conduction and the closing of the negative pressure pipe 2.
Be provided with liquid level detection subassembly 3 in the negative-pressure well 1, 3 signal connection in controller of liquid level detection subassembly, liquid level detection subassembly 3 is used for detecting liquid level height and output liquid level height signal in the negative-pressure well 1, and the controller is received, is responded to liquid level detection signal, and the control switches on opening and close of piece, control air admission negative pressure pipeline 2.
Referring to fig. 1, in the present embodiment, the liquid level detection assembly 3 includes a high liquid level detection member 31, a first low liquid level detection member 32, and a second low liquid level detection member 33. The high liquid level detection piece 31 detects the highest liquid level of sewage contained in the negative pressure well 1, the first low liquid level detection piece 32 and the pumping end of the negative pressure pipeline 2 are positioned at the same height, and the second low liquid level detection piece 33 is positioned below the first low liquid level detection piece 32. The liquid level detection assembly 3 detects the liquid level in the negative pressure well 1 and extracts air in the negative pressure well 1 to enter the negative pressure pipeline 2. This process changes the mode that traditional pure liquid phase flows were drawn water into the mode of gas-liquid mixture and clears up negative pressure pipeline 2, has reduced the condition emergence that long-term pure liquid phase flows and draws water and lead to negative pressure pipeline 2 to block up easily, is convenient for clear up negative pressure pipeline 2 simultaneously. Besides, an exhaust pipe 4 can be installed in the negative pressure well 1, and the exhaust pipe 4 is located above the high liquid level detection piece 31, so that air in the negative pressure well 1 can be directly extracted to clean the negative pressure pipeline 2.
With continued reference to fig. 1, in order to improve the accuracy of the liquid level detection, the high liquid level detection part 31, the first low liquid level detection part 32 and the second low liquid level detection part 33 all adopt a floating ball type liquid level sensor, and the floating ball type liquid level sensor is in control connection with the controller. The installation pole 5 is vertically installed in the negative pressure well 1, and the floater formula level sensor is demountable fixing on installation pole 5, can adopt modes such as staple bolt, buckle or bolt fastening, is convenient for to level sensor's installation and height adjustment operation.
Referring to fig. 2, the present application further discloses a negative pressure drainage system, which includes a septic tank 6, a negative pressure well 1, a negative pressure station 7 and a terminal sewage treatment system 8 that are sequentially communicated through a pipeline, and in this embodiment, the terminal sewage treatment system 8 includes an adjusting tank, an anoxic tank, an aerobic tank, a sedimentation tank, a sand filter and a clean water tank.
The implementation principle of the embodiment of the application is as follows: because the negative pressure pipeline 2 is pure liquid phase flow liquid pumping for a long time, impurities are easily adhered to the side wall of the pipeline, when the negative pressure pipeline 2 pumps the sewage liquid level in the negative pressure well 1 to be level with the water pumping end of the negative pressure pipeline 2, liquid pumping is continued, at the moment, the sewage is mixed with gas and pumped into the negative pressure pipeline 2 together, the impurities are blown away from the negative pressure pipeline 2 to be cleaned, and the condition that the impurities are accumulated to block the pipeline is reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides a negative pressure drainage device, includes negative-pressure well (1) and sets up negative pressure pipeline (2) in negative-pressure well (1), its characterized in that, there is the interval between the end of drawing water of negative pressure pipeline (2) and the diapire of negative-pressure well (1), be provided with on negative pressure pipeline (2) and switch on a piece and controller, the controller with switch on a control connection, switch on a piece and be used for controlling opening and close of negative pressure pipeline (2), be provided with liquid level detection subassembly (3) in negative-pressure well (1), liquid level detection subassembly (3) signal connection is in the controller, liquid level detection subassembly (3) are used for detecting liquid level height and output liquid level height signal in negative-pressure well (1), the controller is used for receiving, responds to liquid level detection signal, and the control is switched on and close of piece, and control air gets into negative pressure pipeline (2).
2. The negative pressure drainage device according to claim 1, wherein: liquid level detection subassembly (3) are including high liquid level detection piece (31), first low liquid level detection piece (32) and second low liquid level detection piece (33), high liquid level detection piece (31) are used for detecting the highest liquid level of containing sewage in negative pressure well (1), first low liquid level detection piece (32) are located the coplanar with the end of drawing water of negative pressure pipeline (2), second low liquid level detection piece (33) are located first low liquid level detection piece (32) below.
3. The negative pressure drainage device of claim 2, wherein: the high liquid level detection piece (31), the first low liquid level detection piece (32) and the second low liquid level detection piece (33) are all floating ball type liquid level sensors, and the floating ball type liquid level sensors are in control connection with the controller.
4. A negative pressure drainage device according to claim 3, wherein: the device is characterized in that an installation rod (5) is vertically arranged in the negative pressure well (1), and the floating ball type liquid level sensor is detachably fixed on the installation rod (5).
5. The negative pressure drainage device according to claim 1, wherein: the conducting piece adopts an electromagnetic valve (21), and the electromagnetic valve (21) is used for controlling the conduction and the closing of the negative pressure pipeline (2).
6. The negative pressure drainage device according to claim 2, wherein: an exhaust pipe (4) is arranged in the negative pressure well (1), and the exhaust pipe (4) is located above the high liquid level detection piece (31).
7. A negative pressure drainage system is characterized in that: comprising a negative pressure well according to claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120329732.0U CN214531014U (en) | 2021-02-04 | 2021-02-04 | Negative pressure drainage device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120329732.0U CN214531014U (en) | 2021-02-04 | 2021-02-04 | Negative pressure drainage device and system |
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| Publication Number | Publication Date |
|---|---|
| CN214531014U true CN214531014U (en) | 2021-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120329732.0U Active CN214531014U (en) | 2021-02-04 | 2021-02-04 | Negative pressure drainage device and system |
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| CN (1) | CN214531014U (en) |
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2021
- 2021-02-04 CN CN202120329732.0U patent/CN214531014U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A negative pressure drainage device and system Effective date of registration: 20220706 Granted publication date: 20211029 Pledgee: Industrial Bank Co.,Ltd. Shanghai Yangpu sub branch Pledgor: SHANGHAI Z.TEC ENVIRONMENTAL TECHNOLOGY Co.,Ltd.|Jiangsu Fengyou Environmental Technology Co.,Ltd. Registration number: Y2022310000114 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230919 Granted publication date: 20211029 Pledgee: Industrial Bank Co.,Ltd. Shanghai Yangpu sub branch Pledgor: SHANGHAI Z.TEC ENVIRONMENTAL TECHNOLOGY Co.,Ltd.|Jiangsu Fengyou Environmental Technology Co.,Ltd. Registration number: Y2022310000114 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A negative pressure drainage device and system Effective date of registration: 20230922 Granted publication date: 20211029 Pledgee: Industrial Bank Co.,Ltd. Shanghai Pilot Free Trade Zone Branch Pledgor: SHANGHAI Z.TEC ENVIRONMENTAL TECHNOLOGY Co.,Ltd.|Jiangsu Fengyou Environmental Technology Co.,Ltd. Registration number: Y2023310000589 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |