CN216705350U - Device for self-adaptively cleaning water supply pipeline based on gas, liquid and solid three phases - Google Patents
Device for self-adaptively cleaning water supply pipeline based on gas, liquid and solid three phases Download PDFInfo
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- CN216705350U CN216705350U CN202122019679.7U CN202122019679U CN216705350U CN 216705350 U CN216705350 U CN 216705350U CN 202122019679 U CN202122019679 U CN 202122019679U CN 216705350 U CN216705350 U CN 216705350U
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Abstract
The utility model discloses a device for self-adaptively cleaning a water supply pipeline based on gas, liquid and solid phases, which mainly comprises a compressed air supply system, an ice particle adding device, a data acquisition system, a central control system, a compressed air supply system, an ice particle adding device and a control valve on the water supply pipeline. According to the utility model, the pipeline is cleaned through gas, liquid and solid phases, and relevant parameters such as gas transmission pressure and flow, quantity of input ice particles and water mixture and the like are adjusted according to the monitored parameters, so that self-adaptive correction is automatically realized, the cleaning effect on the pipeline is optimized in real time, and energy consumption waste is avoided. The utility model has the following advantages: 1) compared with the traditional flushing and air-water flushing, the flushing effect is more obvious by adding ice particles; 2) compared with the method of singly adopting air water to flush, the energy consumption is lower, the energy is saved, and the aim of carbon neutralization is achieved; 3) through the installation of the central control system, the equipment detection system can realize self-adaptive adjustment, and the aim of accurate flushing is fulfilled.
Description
Technical Field
The utility model relates to the field of water supply pipeline cleaning, in particular to a device for flushing a pipeline based on gas, liquid and solid phases.
Background
Because chemical corrosion, under the effect such as microbial corrosion, the pipeline inner wall overgrows and corrodes tumour and biomembrane in the long-term operation in-process of water supply pipe, when the water conservancy operating mode changes, will take place serious pollution quality of water accident, serious harm resident's water safety when for example the pipeline stays for a long time. Therefore, the water supply pipeline needs to be cleaned regularly so as to remove biological membranes, corrosion tumors and the like in the pipeline, and at present, the pipeline is generally cleaned by removing dirt on the inner surface of the pipeline by a chemical method or a physical method so as to achieve the purpose of cleaning and ensure the process of recovering the original surface material of the inner surface of the pipeline. Chemical methods are less practical because they require the addition of chemical reagents to the water supply lines, which may pose a threat to the safety of drinking water. The pipeline flushing mode has various modes, such as a traditional flushing mode, a manual flushing mode, a steam-water flushing mode and the like, and in the three flushing methods, (1) the traditional flushing mode is mainly one-way flushing, pressure water in a pipeline can be used for flushing the inner wall of the pipeline under general conditions, but certain areas, such as ground high points, the tail end of a pipe network or an inverted siphon part, are difficult to clean, and in addition, the pipeline with a large caliber needs to be flushed by pressurization; (2) the manual work mode of washing is actual for the manual work washes the mode that combines together with the tradition, and it is leading to the manual work to wash to the tradition, and at first wash the pipe wall in carrying high-pressure squirt and intercom entering pipeline by the manual work, and the time should not be overlength in the manual work entering pipeline, should link up with the external world constantly to the condition that air supply is not enough takes place for avoiding appearing, treats the manual work and washes the completion back, uses the CCTV technique to look over the pipeline, uses the tradition mode of washing to wash the pipeline at last. The method has the defects that the method is not suitable for pipelines with long distance, small caliber and more bent pipes; (3) the air-water flushing mode is characterized in that fast flowing gas is injected under the condition that water flow in the pipeline normally flows, and the purpose of flushing the pipeline cleanly is achieved by utilizing the turbulence effect and the water hammer effect. However, this requires a large air pressure to be injected into the pipe to produce the turbulence effect, which is difficult to ensure the flushing effect and consumes a large amount of energy, thus not saving energy.
SUMMERY OF THE UTILITY MODEL
Based on the technical problems, the utility model aims to provide a device for cleaning a pipeline through gas, liquid and solid phases, the pipeline is cleaned through injecting compressed gas, ice particles and water mixture into the cleaning pipeline, the cleaning effect is ensured, relevant parameters such as gas transmission pressure and flow, the quantity of the input ice particles and water mixture and the like can be adjusted through an online monitoring device and a central control system according to monitored parameters, self-adaptive correction is automatically realized, the cleaning effect on the pipeline is optimized in real time, and energy waste is avoided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a device based on solid three-phase self-adaptation of gas-liquid washs water supply pipe which characterized in that: the device mainly comprises a compressed air supply system, an ice particle adding device, a data acquisition system, a central control system, a compressed air supply system, an ice particle adding device and a control valve on a water supply pipeline;
the compressed air supply system comprises an air storage tank, an air flow valve and an air supply pipe; the air storage tank is connected with an air supply pipe, the air supply pipe is connected to a first reserved connector of a water supply pipeline to be cleaned, and the air flow valve is arranged on the air supply pipe;
the ice particle adding device is connected with a second reserved connector of the water supply pipeline to be cleaned, and the second reserved connector is positioned at the downstream of the first reserved connector;
valves are arranged at two ends of the water supply pipeline to be cleaned, wherein the valve at the upstream end is an electromagnetic valve with adjustable opening; the first reserved interface is arranged at the downstream of the upstream end battery valve;
the data acquisition system comprises a first pressure gauge and a first flowmeter which are arranged on the air supply pipe, and a second pressure gauge and a second flowmeter which are arranged on the water supply pipe to be cleaned;
the central control system is connected with an air flow valve, the electromagnetic valve, a valve in the ice particle adding device, a first pressure gauge, a second pressure gauge, a first flow meter and a second flow meter through signal lines.
The central control system can adopt a PLC controller.
Furthermore, the ice particle adding device comprises an ice particle container and an ice adding pipeline, and the ice adding pipeline is connected with the reserved interface; the ice adding pipeline is provided with a first stop valve and a second stop valve, the first stop valve is arranged at the upstream of the second stop valve, the first stop valve and the second stop valve are electromagnetic valves and are connected with a central control system through signal lines, and the switches of the first stop valve and the second stop valve are controlled by the central control system.
Further, the compressed air supply system is provided with an air compressor, the air compressor is connected with the air storage tank through an air conveying pipe, and the air compressor is connected with the central control system through a signal line.
Furthermore, a discharge port is arranged in front of a valve arranged at the downstream end of the water supply pipeline to be cleaned, a turbidimeter is arranged at the discharge port, and a gate valve is arranged at the discharge port.
Furthermore, the ice particle container can realize on-site ice making, and the size of the ice particles is adjusted through the conversion of the freezing power of the ice particle container;
due to the adoption of the technical scheme, the utility model has the following advantages: 1) compared with the traditional flushing and air-water flushing, the flushing effect is more obvious by adding ice particles; 2) compared with the method of singly adopting air water to flush, the energy consumption is lower, the energy is saved, and the aim of carbon neutralization is achieved; 3) through the installation of the central control system, the equipment detection system can realize self-adaptive adjustment, and the aim of accurate flushing is fulfilled.
Drawings
FIG. 1 is a flow chart of the apparatus of the present invention.
Fig. 2 is a diagram of a central control system of the present invention.
FIG. 3 is a schematic view of an ice particle container.
In the figure: 1. the device comprises an air compressor, 2 parts of an air inlet pipe, 3 parts of an air storage tank, 4 parts of an air supply pipe, 5 parts of an ice adding pipeline, 6 parts of an air flow valve, 71 parts of a first stop valve, 72 parts of a second stop valve, 8 parts of an ice particle container, 81 parts of a charging hopper, 82 sealing covers, 83 parts of an outlet end, 9 parts of a first flow meter, 100 parts of a water supply pipeline to be cleaned, 101 parts of an upstream valve, 102 parts of a downstream valve, 111 parts of a reserved interface, 112 parts of a reserved interface, 11 parts of a first pressure gauge, 12 parts of a second flow meter, 13 parts of a second pressure gauge, 14 parts of a turbidity meter, 15 parts of a gate valve and 16 parts of an outlet.
Detailed Description
The utility model is described in detail below with reference to the figures and examples.
Reference is made to the accompanying drawings. The utility model provides a device for self-adaptively cleaning a water supply pipeline based on gas, liquid and solid three phases.
The compressed air supply system mainly comprises an air compressor 1, an air storage tank 3, an air inlet pipe 2, an air supply pipe 4 and an air flow valve 6, wherein the air storage tank 3 can also be supplied with air by a compressed air tank or a compressed air source with higher pressure at the upper position, and correspondingly, the valve or the compressor on the air supply pipeline is connected with the central control system through a signal line and is controlled by the central control system.
The ice particle adding device comprises an ice particle container 8 and an ice adding pipeline 5, a reserved connector 112 is arranged at the upstream of a water supply pipeline 100 to be cleaned, the ice adding pipeline 5 is connected with the reserved connector 112, and the reserved connector 112 is positioned at the downstream of the reserved connector 111.
The ice particles can be prepared directly from the ice particle container 8 or supplied from an ice particle preparation apparatus at a previous stage thereof. A feeding hopper 81 is arranged in the ice particle container 8, an outlet end 83 of the feeding hopper 81 is connected with the ice adding pipeline 5, a first stop valve 71 and a second stop valve 72 are arranged on the ice adding pipeline 5, the first stop valve 71 is arranged at the upstream of the second stop valve 72, and the capacity between the first stop valve 71 and the second stop valve 72 is the maximum amount of ice particles added at one time. The first and second stop valves 71 and 72 may be solenoid valves, and when the first stop valve 71 is opened and the second stop valve 72 is closed, the ice particles are added to the ice adding pipeline, and when the first stop valve 71 is closed and the second stop valve 72 is opened, the ice particles are sequentially circulated and intermittently added to the water supply pipeline 100 in order to add the ice particles to the water supply pipeline 100 to be cleaned. The reserved port 112 is preferably formed by an inclined tee, one inclined way of which is connected with the ice adding pipeline 5, ice particles slide into a water supply pipeline to be cleaned in an inclined way, so that the phenomenon of instantaneously blocking the pipeline is avoided, and the uniformity of solid-phase particles in the washing process is improved.
According to experimental studies, the most preferable cases between the particle size of the ice particles and the pipe diameter of the pipeline to be cleaned are shown in the following table:
| caliber (mm) | ≤100 | 100～300 | 300～600 | 600～800 | ≥800 |
| Particle size (mm) | 2-3 | 3-5 | 5-7 | 7-9 | 9-11 |
The central control system mainly comprises a PLC controller and a plurality of signal wires.
The data acquisition system comprises a first pressure gauge 11 and a first flowmeter 9 which are arranged on the air supply pipe 4, and a second pressure gauge 13 and a second flowmeter 12 which are arranged on the water supply pipeline to be cleaned.
The first pressure gauge 11 is used as a gas supply pressure monitoring mechanism of the gas supply pipe 4 for the water supply pipeline 100 to be cleaned and is arranged in front of the outlet of the gas supply pipe 4; the first flow meter 9 is arranged before the outlet of the gas supply tube 4.
And a second pressure gauge 13 and a second flowmeter 12 of the data acquisition system are arranged at proper positions of a water supply pipeline to be cleaned, and the data are remotely transmitted to the PLC in real time.
The central control system is connected with the air compressor, the air flow valve 6, the first stop valve 71, the second stop valve 72, the first pressure gauge 11, the first flow meter 9, the second pressure gauge 13 and the second flow meter 12 through signal lines.
In this embodiment, the water supply pipeline 100 to be cleaned is provided with a valve 101 and a valve 102 both upstream and downstream, the valve 101 and the valve 102 are electromagnetic valves, which can be remotely and automatically controlled, and the water supply pipeline is provided with a discharge port 16 at the downstream section, the turbidity meter 14 is installed at the discharge port, and a gate valve 15 is arranged at the same time. The valve 101 is located upstream of the reserved port 111, the valve 102 is located downstream of the discharge port 16, and the discharge port 16 may utilize a three-way connection to a discharge pipe, in which the turbidimeter 14 and the gate valve 15 are mounted.
The water supply pipeline flushing method based on the gas-liquid-solid three-phase self-adaptive water supply pipeline cleaning device comprises the following steps of:
(1) firstly, respectively inputting in a PLC controller: the fluctuation range value of the first pressure gauge 11; the fluctuation range value of the first flow meter 9; a functional relationship between the pressure gauge and flow meter values and the opening degree of the air flow valve;
(2) the valve opening of the valve 101 at the upstream of the pipeline to be cleaned is adjusted to only allow a small amount of water (generally 1% -5% of the flow under normal working conditions), the water can enter the downstream pipeline, the valve 102 of the downstream pipeline is closed, and the gate valve 15 at the discharge port is opened;
(3) the air compressor is turned on to start working, so that the pressure in the air storage tank 3 reaches the rated value of the working of the air compressor.
(4) The first stop valve 71 and the second stop valve 72 are both in a closed state in the initial state, after ice particles with proper particle size are put into the ice particle container 8 by opening the sealing cover 81 at the upper part of the ice particle container to be opened, the first stop valve 71 is opened, when the capacity between the two stop valves is full, the first stop valve 71 is closed, the second stop valve 72 is opened, the ice particles enter the pipeline to be cleaned, and the second stop valve 72 is closed immediately;
(5) after ice particles enter the water supply pipeline, closing the valve 101, and automatically adjusting the opening degree of the first air flow valve 6 according to a preset pressure value and flow value in the PLC, so that high-pressure gas in the gas storage tank 3 is injected into the water supply pipeline 100 to be cleaned through the gas supply pipe 4;
(6) at this time, the ice particle mixed water in the water supply pipeline 100 to be cleaned impacts the inner wall of the pipeline under the action of the high-pressure gas, continuously crushes the corrosive substances, the sediments and the biological membranes attached to the inner wall, and then flows out from the discharge port. The change of the flow, pressure, turbidity and other numerical values in the washing process can be completely stored for subsequent analysis; the air supply pipe 4 adopts intermittent air injection, and a first air flow valve 6 of the air supply pipe 4 is opened and closed circularly to form airflow impact; such as 5-20s of air intake time, 20-30s of closing, and repeating for several cycles.
(7) And (4) detecting whether the reading of the turbidity meter 14 at the discharge port is in accordance with the requirement, if so, finishing the cleaning, if not, and returning to the step (2). The circulation goes on like this, and until the pipeline cleaning to the meet the demands, the in-process, air feed pressure, flow are adjusted in real time, and the air feed time is also shortened greatly, realizes high-efficient, accurate pipeline cleaning, and the cleaning performance is guaranteed to the energy saving to the cleaning process is automatic to go on.
The above description is only an embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the present invention.
Claims (5)
1. The utility model provides a device based on solid three-phase self-adaptation of gas-liquid washs water supply pipe which characterized in that: the device mainly comprises a compressed air supply system, an ice particle adding device, a data acquisition system, a central control system, a compressed air supply system, an ice particle adding device and a control valve on a water supply pipeline;
the compressed air supply system comprises an air storage tank, an air flow valve and an air supply pipe; the air storage tank is connected with an air supply pipe, the air supply pipe is connected to a first reserved connector of a water supply pipeline to be cleaned, and the air flow valve is arranged on the air supply pipe;
the ice particle adding device is connected with a second reserved connector of the water supply pipeline to be cleaned, and the second reserved connector is positioned at the downstream of the first reserved connector;
valves are arranged at two ends of the water supply pipeline to be cleaned, wherein the valve at the upstream end is an electromagnetic valve with adjustable opening; the first reserved interface is arranged at the downstream of the electromagnetic valve at the upstream end;
the data acquisition system comprises a first pressure gauge and a first flowmeter which are arranged on the air supply pipe, and a second pressure gauge and a second flowmeter which are arranged on the water supply pipe to be cleaned;
the central control system is connected with an air flow valve, the electromagnetic valve, a valve in the ice particle adding device, a first pressure gauge, a second pressure gauge, a first flow meter and a second flow meter through signal lines.
2. The device for self-adaptively cleaning the water supply pipeline based on the gas, liquid and solid phases as claimed in claim 1, wherein: the ice particle adding device comprises an ice particle container and an ice adding pipeline, and the ice adding pipeline is connected with the reserved connector; the ice adding pipeline is provided with a first stop valve and a second stop valve, the first stop valve is arranged at the upstream of the second stop valve, the first stop valve and the second stop valve are electromagnetic valves and are connected with a central control system through signal lines, and the switches of the first stop valve and the second stop valve are controlled by the central control system.
3. The device for self-adaptively cleaning the water supply pipeline based on the gas, liquid and solid phases as claimed in claim 1, wherein: the compressed air supply system is provided with an air compressor, the air compressor is connected with the air storage tank through an air conveying pipe, and the air compressor is connected with the central control system through a signal line.
4. The device for self-adaptively cleaning the water supply pipeline based on the gas, liquid and solid phases as claimed in claim 1, wherein: the water supply pipeline to be cleaned is provided with a discharge port in front of a valve arranged at the downstream end of the water supply pipeline to be cleaned, a turbidimeter is arranged at the discharge port, and a gate valve is arranged at the discharge port.
5. The device for self-adaptively cleaning the water supply pipeline based on the gas, liquid and solid phases as claimed in claim 1, wherein: the central control system adopts a PLC controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122019679.7U CN216705350U (en) | 2021-08-25 | 2021-08-25 | Device for self-adaptively cleaning water supply pipeline based on gas, liquid and solid three phases |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122019679.7U CN216705350U (en) | 2021-08-25 | 2021-08-25 | Device for self-adaptively cleaning water supply pipeline based on gas, liquid and solid three phases |
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| CN216705350U true CN216705350U (en) | 2022-06-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113857169A (en) * | 2021-08-25 | 2021-12-31 | 中电建华东勘测设计研究院(郑州)有限公司 | Device for self-adaptively cleaning water supply pipeline based on gas, liquid and solid three phases and water supply pipeline flushing method |
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2021
- 2021-08-25 CN CN202122019679.7U patent/CN216705350U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113857169A (en) * | 2021-08-25 | 2021-12-31 | 中电建华东勘测设计研究院(郑州)有限公司 | Device for self-adaptively cleaning water supply pipeline based on gas, liquid and solid three phases and water supply pipeline flushing method |
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