WO2019153476A1

WO2019153476A1 - Pipeline operating state detection apparatus

Info

Publication number: WO2019153476A1
Application number: PCT/CN2018/081894
Authority: WO
Inventors: 王艳霞
Original assignee: 王艳霞
Priority date: 2018-02-07
Filing date: 2018-04-04
Publication date: 2019-08-15
Also published as: CN108458748A

Abstract

A pipeline operating state detection apparatus. The detection apparatus is provided with a vibration detection unit (2), a temperature detection unit (7), a signal detection unit (1) and a humidity detection unit (6), which are respectively connected to a signal processing unit (3), and the signal processing unit (3) is connected to an RS485 interface (4), and is provided with an independent power source (5). The signal detection unit (1) is composed of conductors, and the conductors are uniformly distributed on a carrier body, wherein the carrier body is made of an insulating material (8), and can envelop a pipe (9). The vibration detection unit (2), the humidity detection unit (6) and the temperature detection unit (7) are closely attached to an outer wall of the pipe (9). The apparatus can detect the operating state of a pipeline in real time, and when the pipeline is subjected to abnormal problems, such as external force destruction, corrosion perforation, etc., the problems can be found in time, thereby improving the response speed of an on-site problem, and reducing the loss caused by the leakage. The apparatus just performs routing inspection of an abnormal point, thereby reducing the labor intensity of a worker, and can also determine whether the pipeline is in a conveying state and master the operating condition of a conveying device.

Description

Pipeline running state detecting device

Technical field

The invention belongs to the technical field of pipeline monitoring, and particularly relates to a pipeline running state detecting device.

Background technique

With the continuous development of information technology, the operating status of various devices has been continuously included in the scope of monitoring. However, the commonly used pipelines have not attracted widespread attention. At present, the original monitoring method is still adopted, that is, camera surveillance images or manual inspections are adopted. The way of the line is realized. This method can only be discovered after the pipeline has been seriously leaked, which is easy to cause environmental pollution. In addition, for the pipeline that transports oil, it will be destroyed by artificially punching and stealing oil. There is an urgent need for a technology for pipeline monitoring.

Summary of the invention

SUMMARY OF THE INVENTION An object of the present invention is to provide a pipeline operating state detecting device in order to solve the deficiencies of the prior art.

The new technical scheme of the invention is: a pipeline running state detecting device, wherein the detecting device is provided with a vibration detecting unit, a temperature detecting unit, a signal detecting unit and a humidity detecting unit, which are respectively connected with the signal processing unit, and the signal processing unit is connected with the RS485 interface, The utility model has an independent power source, wherein the signal detecting unit is composed of a conductor, the conductor is evenly distributed on the carrier body, the carrier body is an insulating material, and the pipeline can be wrapped; the vibration detecting unit, the humidity detecting unit and the temperature detecting unit are closely attached to the outer wall of the pipeline.

The signal detecting unit electrically connected to the signal processing unit is configured to detect whether the pipeline is damaged by an external force; the vibration detecting unit electrically connected to the signal processing unit is configured to detect the pipeline conveying condition; and the humidity detecting device electrically connected with the signal processing unit a unit for detecting a humidity condition outside the pipeline; a temperature detecting unit electrically connected to the signal processing unit for detecting a temperature condition outside the pipeline; the signal processing unit acquiring a signal detecting unit, a vibration detecting unit, a humidity detecting unit, The signal of the temperature detecting unit analyzes and processes the signal to determine the running state of the pipeline.

The signal processing unit determines the running state of the pipeline through the on/off condition of the signal detecting unit, including external force destruction, conveying state, and perforation.

The insulating material encloses the pipe and each part, and the length of the insulating material is consistent with the length of the single pipe, and the width thereof is determined according to the thickness of the pipe, ensuring that the insulating material is just wrapped around the pipe when the two sides are just in contact.

The signal processing unit communicates with the outside world through the RS485 interface, and transmits the detected signal.

The humidity detecting unit is closely attached to the outer wall of the pipeline, and detects the phenomenon of perforation and leakage of the pipeline by detecting the humidity outside the pipeline; the vibration detecting unit is closely attached to the outer wall of the pipeline, and is judged by detecting whether the liquid flows through the pipeline or not. Whether the current pipeline is in the conveying state; the temperature detecting unit is close to the outer wall of the pipeline, and the current pipeline is judged to be in the conveying state by detecting the temperature of the outer wall of the pipeline.

The signal detecting unit is composed of a conductor, and is evenly distributed on the insulating material in an "S"-shaped manner, and the conductor spacing is 1 cm, 2 cm or 5 cm; when the signal processing unit detects that the conductor is unreachable, it is judged that the pipeline is subjected to The external force is destroyed, and the pipeline is destroyed and the alarm message is issued.

The invention has the beneficial effects that the invention can detect the running state of the pipeline in real time, and when the pipeline is subjected to an abnormal problem such as external force destruction, corrosion perforation, etc., it can be found in time, improve the reaction speed of the on-site problem, reduce the loss caused by leakage, and only target the abnormal point. The inspection line reduces the labor intensity of workers, and it can also judge whether the pipeline is in the conveying state and master the operation of the conveying equipment.

DRAWINGS

Figure 1 is a schematic view of an electrical connection of the present invention.

2 is a schematic view showing the structure of a pipe wrapped with an insulating material according to the present invention.

FIG. 3 is a schematic view showing a mounting position of each part of the pipe wrapped with an insulating material according to the present invention.

4 is a schematic diagram of an embodiment of a practical application of the present invention.

Among them: 1 is the signal detection unit, 2 is the vibration detection unit, 3 is the signal processing unit, 301 is the solar panel, 302 is the vertical pole, 303 is the remote data transmission module, 304 is the wire, 305 is the single pipe, 4 For the RS485 interface, 5 is the power interface, 6 is the humidity detection unit, 7 is the temperature detection unit, 8 is the insulation material, and 9 is the pipeline.

Detailed ways

The invention will now be further described with reference to the accompanying drawings.

A pipeline running state detecting device is provided with a vibration detecting unit 2, a temperature detecting unit 7, a signal detecting unit 1 and a humidity detecting unit 6, respectively connected to the signal processing unit 3, and the signal processing unit 3 is connected to the RS485 interface 4 And an independent power supply, wherein the signal detecting unit 1 is composed of a conductor, the conductor is evenly distributed on the carrier, the carrier is an insulating material 8, and the pipe 9 can be wrapped; the vibration detecting unit 2, the humidity detecting unit 6, the temperature detecting The unit 7 abuts against the outer wall of the pipe 9.

The signal detecting unit 1 electrically connected to the signal processing unit 3 is configured to detect whether the pipeline is damaged by an external force; the vibration detecting unit 2 electrically connected to the signal processing unit 3 is configured to detect the pipeline conveying condition; and the signal processing unit 3 An electrically connected humidity detecting unit 6 for detecting a humidity condition outside the pipeline; a temperature detecting unit 7 electrically connected to the signal processing unit 3 for detecting a temperature condition outside the pipeline; and the signal processing unit 3 acquiring the signal detecting unit 1. The signals of the vibration detecting unit 2, the humidity detecting unit 6, and the temperature detecting unit 7 analyze and process the signals to determine the running state of the pipeline.

The signal processing unit 3 determines the running state of the pipeline through the on/off condition of the signal detecting unit 1, including external force destruction, conveying state, and perforation.

The insulating material 8 wraps the pipe 9 and the parts. The length of the insulating material 8 is the same as the length of the single pipe 305, and the width thereof is determined according to the thickness of the pipe 9, ensuring that the insulating material 8 is just wrapped around the pipe 9 when the two sides are just in contact.

The signal processing unit 3 communicates with the outside world through the RS485 interface 4, and transmits the detected signal.

The humidity detecting unit 6 is in close contact with the outer wall of the pipe 9, and detects the presence or absence of perforation, leakage, etc. in the pipeline by detecting the humidity outside the pipe 9. The vibration detecting unit 2 is in close contact with the outer wall of the pipe 9, and detects whether there is liquid in the pipe 9. The generated vibration is judged whether the current pipeline is in the conveying state; the temperature detecting unit 7 is in close contact with the outer wall of the pipe 9, and the current pipeline is judged to be in the conveying state by detecting the temperature of the outer wall of the pipe 9.

The signal detecting unit 1 is composed of a conductor and is evenly distributed on the insulating material 8 in an "S"-shaped manner with a conductor spacing of 1 cm, 2 cm or 5 cm. When the signal processing unit 3 detects that the conductor is unreachable, it judges In case the pipeline is damaged by external force, the pipeline is destroyed and the alarm message is issued.

In FIG. 1, a pipeline operation state detecting method, a signal detecting unit 1 electrically connected to the signal processing unit 3, is used for detecting whether a pipeline is broken by an external force; and a vibration detecting unit 2 electrically connected to the signal processing unit 3 is used for Detecting the pipeline delivery condition; the humidity detecting unit 6 electrically connected to the signal processing unit 3 for detecting the humidity condition outside the pipeline; and the temperature detecting unit 7 electrically connected to the signal processing unit 3 for detecting the temperature condition outside the pipeline; The signal processing unit 3 can acquire signals of the signal detecting unit 1, the vibration detecting unit 2, the humidity detecting unit 6, and the temperature detecting unit 7, and analyze and process the signals to determine the running state of the pipeline. The signal detecting unit 1 is composed of a conductor which is evenly distributed on a carrier, the carrier is an insulating material 8, and the insulating material 8 can wrap the pipe 9. The signal processing unit 3 determines whether the pipeline is damaged by an external force by the signal detecting unit 1 being turned on or off. The vibration detecting unit 2, the humidity detecting unit 6, and the temperature detecting unit 7 are in close contact with the outer wall of the duct 9. The operating state of the pipeline includes external force destruction, conveying state, and perforation. The signal processing unit 3 has data processing capabilities and has at least an RS485 interface 4 and a power interface 5.

FIG. 2 and FIG. 3 are schematic diagrams showing the installation position of the pipe 9 and various parts by using the insulating material 8 in the present application. The length of the insulating material 8 of the wrapping duct 9 is the same as the length of the single duct 305, the width of which is determined according to the thickness of the duct 9, ensuring that the insulating material 8 is wrapped around the duct 9 when the two sides are just in contact. FIG. 3 shows a position distribution of the signal detecting unit 1, the humidity detecting unit 6, the vibration detecting unit 2, the temperature detecting unit 7, the signal processing unit 3, and the insulating material 8, and the signal processing unit 3 passes through the RS485 interface 4, The power interface 5 communicates with the outside world, and the power is supplied from the outside and the detected signal is sent out. The humidity detecting unit 6 is closely attached to the outer wall of the pipeline 9, and the humidity of the outside of the pipeline 9 is detected to determine whether the pipeline is perforated or leaked. The detecting unit 2 is in close contact with the outer wall of the pipe 9, and it is judged whether the current pipeline is in the conveying state by detecting whether the liquid flows through the pipe 9, and the temperature detecting unit 7 is in close contact with the outer wall of the pipe 9, and the current pipeline is judged by detecting the temperature of the outer wall of the pipe 9. Whether it is in the conveying state, the signal detecting unit 1 is composed of a conductor, and is evenly distributed on the insulating material 8 in an "S"-shaped manner, and the conductor spacing can be determined according to actual needs, such as 1 cm, 2 cm, 5 cm, etc. When the external force is destroyed, the conductor is first disconnected, and when the signal processing unit 3 detects that the conductor is unreachable, it is judged as a tube. By external damage, a warning message pipeline were damaged. The processing flow is: determining the specific size of the insulating material 8 according to the length and thickness of the single pipe 305. First, placing the signal processing unit 3 and the signal detecting unit 1 on a piece of insulating material 8 as shown in FIG. The humidity detecting unit 6, the vibration detecting unit 2, the temperature detecting unit 7, and the RS485 interface 4 and the power interface 5 lead 304 are led to the outside, and another insulating material 8 of the same size with viscosity and the insulating material for placing the component 8 Bonding together to achieve the fixation of each part; secondly, applying an adhesive on the other side of the insulating material 8 to adhere the insulating material 8 to the outer wall of the pipeline. 2 is a schematic view of the insulating material 8 before it is in contact with the outer wall of the pipe 9, and each detecting unit is located in the middle of the insulating material 8. In order to realize the protection and heat preservation of the pipeline, a layer of thermal insulation material, such as a yellow jacket, is added on the outside of the insulating material 8, which can protect the pipeline and each detecting unit, and can prevent corrosion of the pipeline. From the outside, there is no obvious difference from the ordinary pipeline.

4 is a schematic diagram of an embodiment of a practical application of the present application. The method of the present application is installed on a single pipe 305 according to the method of FIG. 2 and FIG. 3, and the single pipe 305 is mechanically connected in sequence, and the power source is obtained from the outside through the power interface 5 and the RS485 interface 4, and communicates with the outside world. . According to the RS485 communication performance, the transmission distance can reach 3KM. According to the communication distance, the 2.5KM vertical utility pole 302 is placed on the ground laid on the pipeline, the solar panel 301 is installed on the utility pole, and the electric energy is obtained through the solar panel 301. Moreover, a remote data transmission module 303 is further mounted on the utility pole. The remote data transmission module 303 can perform remote communication with the server by wireless or wired means such as GPRS or CDMA, and the solar panel 301 supplies power to the remote data transmission module 303 through the wire 304. At the same time, the signal processing unit 3, the signal detecting unit 1, the vibration detecting unit 2, the humidity detecting unit 6, and the temperature detecting unit 7 on the single pipe 305 are powered by the wire 304, and the remote data transmission module 303 passes through the RS485 interface 4 and the single The signal processing unit 3 of the root pipe 305 is connected, periodically reads the running state of each single pipe 305, and transmits the running state of each pipe 9 to the server. When an abnormal problem occurs, the server sends an abnormal alarm message to prompt the monitoring personnel to promptly Find problems and deal with them, improve the response speed of on-site problems, and reduce the leakage The loss of the formation, and only for the abnormal point of the line, reducing the labor intensity of workers.

Claims

A pipeline running state detecting device is characterized in that: the detecting device is provided with a vibration detecting unit (2), a temperature detecting unit (7), a signal detecting unit (1) and a humidity detecting unit (6), respectively, and signal processing The unit (3) is connected, the signal processing unit (3) is connected to the RS485 interface (4), and is provided with an independent power source, wherein the signal detecting unit (1) is composed of a conductor, the conductor is evenly distributed on the carrier, and the carrier is an insulating material ( 8), the pipe (9) can be wrapped; the vibration detecting unit (2), the humidity detecting unit (6), and the temperature detecting unit (7) are in close contact with the outer wall of the pipe (9).
The pipeline running state detecting device according to claim 1, characterized in that: the signal detecting unit (1) electrically connected to the signal processing unit (3) is configured to detect whether the pipeline is damaged by an external force; a vibration detecting unit (2) electrically connected to the processing unit (3) for detecting a pipeline conveying condition; a humidity detecting unit (6) electrically connected to the signal processing unit (3) for detecting a humidity condition outside the pipeline; and a signal The processing unit (3) is electrically connected to the temperature detecting unit (7) for detecting the temperature condition outside the pipeline; the signal processing unit (3) acquires the signal detecting unit (1), the vibration detecting unit (2), and the humidity detecting The signal of the unit (6) and the temperature detecting unit (7) analyzes and processes the signal to determine the running state of the pipeline.
The pipeline running state detecting device according to claim 1, characterized in that: the signal processing unit (3) determines the running state of the pipeline through the on/off condition of the signal detecting unit (1), including external force destruction and transportation. State, perforation.
The pipeline running state detecting device according to claim 1, characterized in that: the insulating material (8) wraps the pipe (9) and each part, the length of the insulating material (8) and the length of the single pipe (305) Consistently, the width is determined by the thickness of the pipe (9), ensuring that the insulating material (8) is wrapped around the pipe (9) and the two sides just touch.
The pipeline running state detecting device according to claim 1, characterized in that: the signal processing unit (3) communicates with the outside world through the RS485 interface (4), and transmits the detected signal.
The pipeline running state detecting device according to claim 1 or 3, characterized in that: the humidity detecting unit (6) is in close contact with the outer wall of the pipe (9), and is determined by detecting the humidity outside the pipe (9). Whether the pipeline has perforation or leakage; the vibration detecting unit (2) is close to the outer wall of the pipeline (9), and it is judged whether the current pipeline is in the conveying state by detecting whether there is liquid flowing through the pipeline (9); the temperature detecting unit ( 7) Close to the outer wall of the pipe (9), and judge whether the current pipeline is in the conveying state by detecting the temperature of the outer wall of the pipe (9).
The pipeline running state detecting device according to claim 1 or 3, wherein the signal detecting unit (1) is composed of a conductor and is uniformly distributed in an insulating material in an "S" shape. On the other hand, the conductor spacing is 1cm, 2cm or 5cm; when the signal processing unit (3) detects that the conductor is unreachable, it is judged that the pipeline is damaged by the external force, and the pipeline is destroyed and the alarm message is generated.