CN212869392U

CN212869392U - Long distance pipeline leakage monitoring device

Info

Publication number: CN212869392U
Application number: CN202021722359.7U
Authority: CN
Inventors: 梁清爽
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-04-02
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a long distance pipeline leakage monitoring device, including double-deck pipe and control box, double-deck pipe includes outer tube and inner tube, and the sealed pressure chamber that forms between outer tube, inner tube and the sealing washer, installs the punching press valve that communicates with the pressure chamber on the outer tube, and it has pressurized gas to fill through the punching press valve in the pressure chamber, installs the monitor in the pressure chamber, installs controller and wireless communication module in the control box, and the monitor is connected with the controller signal, and the controller passes through wireless communication module and control room terminal signal connection; the utility model discloses be provided with monitoring devices in double-deck pipeline's pressure chamber, whether can monitor the pipeline and leak, and adopt the double-deck pipe cooperation monitoring device of one section to use, can confirm the pipeline position who takes place to leak according to the monitoring information of monitor to make things convenient for the staff in time to find out the leakage position and handle the leakage point when the pipeline leaks, reduce the harm that the pipeline leakage caused.

Description

Long distance pipeline leakage monitoring device

Technical Field

The utility model relates to a pipeline leakage monitoring technology field especially relates to a long distance pipeline leakage monitoring device.

Background

The pipeline is a device which is formed by connecting pipes, pipe connectors, valves and the like and used for conveying gas, liquid or fluid with solid particles, with the rapid development of economic construction in China, more and more large engineering projects begin to be constructed, and in the construction process, a plurality of projects need to be conveyed to a long conveying pipeline for remote conveying. The pipeline is used for transport pipelines of corrosive liquids such as chemical raw materials, and the like, and the transport pipelines are easily corroded and perforated to cause chemical raw material leakage under the condition that the medium is corroded day by day throughout the year; most pipelines for conveying oil and gas are located in a complex soil environment, and conveyed media are also corrosive, so that the inner side and the outer side of the pipelines are possibly corroded, once the pipelines are corroded and perforated, oil and gas are leaked, not only is transportation interrupted, but also the environment is polluted, even a fire disaster is possibly caused, harm is caused, and if high-risk media with high corrosivity, high toxicity, flammability and explosiveness and the like are leaked, serious loss of personnel and property can be caused without timely finding.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides a long defeated pipeline leakage monitoring device can monitor the pipeline leakage to reduce the risk harm that the pipeline leakage caused.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a long defeated pipeline leakage monitoring device, includes a plurality of double-deck pipes and installs in near long defeated pipeline's control box, and is a plurality of connect gradually through pipe connection spare between the double-deck pipe and form long defeated pipeline, double-deck pipe includes outer tube and inner tube, equal fixed mounting has the sealing washer between the both ends of outer tube and inner tube, just sealed formation pressure chamber between outer tube, inner tube and the sealing washer, install the punching press valve with the pressure chamber intercommunication on the outer tube, it has pressurized gas to fill through the punching press valve in the pressure chamber, install the monitor in the pressure chamber, install controller and wireless communication module in the control box, monitor and controller signal connection, the controller passes through wireless communication module and monitor terminal signal connection.

As an optimized technical scheme of the utility model, install a plurality of evenly distributed's isolation support frame between outer tube and the inner tube.

As a preferred technical scheme of the utility model, keep apart the support frame including hugging closely in the outer ring frame of outer tube inside wall and hugging closely in the inner ring frame of inner tube lateral wall, fixedly connected with support column between outer ring frame and the inner ring frame.

As a preferred technical scheme of the utility model, the monitor includes pressure sensor and humidity transducer.

As an optimal technical scheme of the utility model, pressure sensor adopts 40PC100G2A pressure sensor, humidity transducer adopts GWSD100/100 temperature and humidity sensor, the controller adopts stm32 single chip microcomputer controller, wireless communication module adopts GPRS communication module.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model discloses be provided with monitoring devices in the pressure chamber of double-deck pipeline, can monitor whether the pipeline leaks, and adopt the double-deck pipe cooperation monitoring devices of a section to use, can confirm the pipeline position that takes place to leak according to the monitoring information of monitor to make things convenient for the staff in time to handle the leakage point when the pipeline leaks, reduce the harm that the pipeline leaked and caused; the monitor includes pressure sensor and humidity transducer for pressure and humidity in the monitoring pressure chamber are unchangeable (or change less) when pressure reduction humidity, then explain the pressure intracavity pressurized gas outflow, and the outer tube produces the leakage, when pressure and humidity all increase, then explain the interior intraductal liquid of inner tube to the pressure intracavity seepage, and the inner tube produces the leakage, thereby makes things convenient for the staff to judge the leakage reason and carry out corresponding maintenance and change.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a block schematic diagram of the present invention;

wherein: 1. a double-layer conduit; 2. a control box; 3. an outer tube; 4. an inner tube; 5. a pressure chamber; 6. a seal ring; 7. a ram valve; 8. a pressure sensor; 9. a humidity sensor; 10. a monitor; 11. a controller; 12. a wireless communication module; 13. and monitoring the room terminal.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-2, a long-distance pipeline leakage monitoring device comprises a plurality of double-layer guide pipes 1 and a control box 2 arranged near the long-distance pipeline, wherein the double-layer guide pipes 1 are connected in sequence through pipeline connectors to form the long-distance pipeline, the double-layer guide pipes 1 comprise an outer pipe 3 and an inner pipe 4, sealing rings 6 are fixedly arranged between two ends of the outer pipe 3 and two ends of the inner pipe 4, and sealed formation pressure chamber 5 between outer tube 3, inner tube 4 and the sealing washer 6, install the punching press valve 7 with pressure chamber 5 intercommunication on the outer tube 3, it has pressurized gas to fill through punching press valve 7 in the pressure chamber 5, make pressure chamber 5 internal pressure be greater than external atmospheric pressure, because the internal liquid pressure of inner tube 4 again, install monitor 10 in the pressure chamber 5, install controller 11 and wireless communication module 12 in the control box 2, monitor 10 and controller 11 signal connection, controller 11 passes through wireless communication module 12 and monitor room terminal 13 signal connection.

Install a plurality of evenly distributed's isolation support frame between outer tube 3 and the inner tube 4, keep apart the support frame including hugging closely in the outer ring frame of 3 inside walls of outer tube and hugging closely in the interior ring frame of 4 lateral walls of inner tube, fixedly connected with support column between outer ring frame and the interior ring frame can support the isolation to the inner tube, guarantees that pressure chamber 5 volume is unchangeable, prevents that pressure chamber 5 from leading to the volume to change because of the deformation of interior outer tube, and then makes pressure change.

The monitor 10 includes a pressure sensor 8 and a humidity sensor 9, which can assist the worker in determining the cause of the leakage and performing corresponding repair and replacement.

The pressure sensor 8 adopts a 40PC100G2A pressure sensor, the humidity sensor 9 adopts a GWSD100/100 temperature and humidity sensor, the controller 11 adopts an stm32 singlechip controller, and the wireless communication module 12 adopts a GPRS communication module.

Specifically, when the device is used, the monitoring information is transmitted to the controller 11 by the monitors 10, and then transmitted to the monitoring room terminal 13 by the controller 11, and the monitors 10 in each section of the double-layer conduit 1 are provided with corresponding numbers, so that the monitoring room terminal 13 can conveniently correspond the monitoring information to the specific double-layer conduit 1; the monitor 10 includes a pressure sensor 8 and a humidity sensor 9, which are used for monitoring the pressure and humidity in the pressure chamber 5, when the pressure in the pressure chamber 5 is monitored to be reduced and the humidity is not changed (or the change is small), the outflow of the pressurized gas in the pressure chamber is indicated, the outer pipe 3 leaks, when the pressure and humidity in the pressure chamber 5 are monitored to be increased, the leakage of the liquid in the inner pipe 4 into the pressure chamber 5 is indicated, and the leakage of the inner pipe 4 is indicated.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. The long-distance pipeline leakage monitoring device comprises a plurality of double-layer pipes (1) and a control box (2) arranged near the long-distance pipeline, and is characterized in that the double-layer pipes (1) are sequentially connected through pipeline connecting pieces to form the long-distance pipeline, each double-layer pipe (1) comprises an outer pipe (3) and an inner pipe (4), sealing rings (6) are fixedly arranged between the two ends of each outer pipe (3) and the two ends of each inner pipe (4), pressure cavities (5) are formed among the outer pipes (3), the inner pipes (4) and the sealing rings (6) in a sealing mode, a stamping valve (7) communicated with the pressure cavities (5) is arranged on each outer pipe (3), pressurized gas is filled in each pressure cavity (5) through the stamping valve (7), a monitor (10) is arranged in each pressure cavity (5), and a controller (11) and a wireless communication module (12) are arranged in the control box (2), the monitor (10) is in signal connection with the controller (11), and the controller (11) is in signal connection with the monitoring room terminal (13) through the wireless communication module (12).

2. The long-distance pipeline leakage monitoring device according to claim 1, wherein a plurality of uniformly distributed isolation support frames are arranged between the outer pipe (3) and the inner pipe (4).

3. The long distance pipeline leakage monitoring device according to claim 2, wherein the isolation support frame comprises an outer ring frame tightly attached to the inner side wall of the outer pipe (3) and an inner ring frame tightly attached to the outer side wall of the inner pipe (4), and a support column is fixedly connected between the outer ring frame and the inner ring frame.

4. The long distance pipeline leakage monitoring device according to claim 1, wherein the monitor (10) comprises a pressure sensor (8) and a humidity sensor (9).

5. The long-distance pipeline leakage monitoring device according to claim 4, wherein the pressure sensor (8) is a 40PC100G2A pressure sensor, the humidity sensor (9) is a GWSD100/100 temperature and humidity sensor, the controller (11) is an stm32 single-chip microcomputer controller, and the wireless communication module (12) is a GPRS communication module.