CN219243362U - Underground pipeline leak detection device - Google Patents
Underground pipeline leak detection device Download PDFInfo
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- CN219243362U CN219243362U CN202320113936.XU CN202320113936U CN219243362U CN 219243362 U CN219243362 U CN 219243362U CN 202320113936 U CN202320113936 U CN 202320113936U CN 219243362 U CN219243362 U CN 219243362U
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Abstract
The utility model relates to the technical field of pipeline leakage detection, in particular to an underground pipeline leakage detection device which comprises a detection mechanism, wherein the detection mechanism comprises a supply pipeline and an exhaust pipe, the supply pipeline is arranged through a monitoring plug, a pump body is arranged on the supply pipeline, and a pressure transmitter is arranged between a switch valve and the monitoring plug on the exhaust pipe. Through setting up monitoring end cap and sealed end cap at the pipeline both ends, make pipeline wait to detect the section and realized sealedly, and set up supply pipe and blast pipe respectively on the monitoring end cap, set up the pump body on the supply pipe, utilize the pump body to after the pipeline pressure boost, pipeline internal pressure risees, after the pipeline pressure value reaches the settlement value, the pump body stop operation, at this moment, whether can judge pipeline leakage according to pipeline internal pressure's change or not, through setting up wireless communication module, can be with monitoring data wireless transmission to the high in the clouds, realize waiting to detect the pipeline leakage detection information's of section remote transmission record.
Description
Technical Field
The utility model relates to the technical field of pipeline leakage detection, in particular to an underground pipeline leakage detection device.
Background
The underground pipeline refers to pipelines and auxiliary facilities thereof such as water supply, water discharge, fuel gas, heat, electric power, communication, broadcast television, industry and the like in the urban area, and is an important infrastructure and a lifeline for guaranteeing urban operation. The urban underground pipeline system is built in about 10 years for planning in China, so that the underground pipeline construction management level can meet the requirements of economic and social development, the emergency disaster prevention capability is greatly improved, and along with the continuous increase of the underground pipelines in China, the problem of leakage of the underground pipelines is more and more important.
When an underground pipeline supply fault occurs, the fault investigation needs to be performed on the underground pipeline, but the leakage investigation is an important item, when the leakage investigation is performed on the underground pipeline, a leakage detection device needs to be used, the existing detection equipment is complicated in sealing means of the underground pipeline, for example, patent No. 201721049881.1 describes an underground pipeline leakage detection device, the described plugging means is used by matching between an upright post, an upper baffle and a lower baffle, a test cavity is formed, and the sealing performance of the test cavity is improved due to the existence of caulking sealing rings at the joints of the upper baffle and the lower baffle as well as the upright post, so that the underground pipeline leakage detection device is proposed for the problems.
Disclosure of Invention
The utility model aims to provide an underground pipeline leakage detection device, which is characterized in that a monitoring plug and a sealing plug are arranged at two ends of an underground pipeline, so that a to-be-detected section of the underground pipeline is quickly sealed, a good test environment is provided for leakage detection of the underground pipeline, and the problems in the background technology are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an underground pipeline leak detection device, comprising:
the plugging mechanism comprises a monitoring plug and a sealing plug which are arranged at pipe orifices at two ends of the underground pipeline, and the monitoring plug and the sealing plug are plugged into the pipe orifices at two ends of the underground pipeline;
the detection mechanism comprises a supply pipeline and an exhaust pipe, wherein the supply pipeline and the exhaust pipe penetrate through the monitoring plug, the supply pipeline is provided with a pump body, the exhaust pipe is provided with a switch valve, and a pressure transmitter is arranged between the switch valve and the monitoring plug.
As a preferable scheme, the outer ends of the monitoring plug and the sealing plug are respectively provided with a butt flange, and the butt flanges of the monitoring plug and the sealing plug are fixedly connected with the end flanges of pipe orifices at two ends of the underground pipeline through fixing bolts respectively.
As a preferable scheme, the outer walls of the monitoring plug and the sealing plug are respectively provided with a sealing ring, and the outer sides of the sealing rings are extruded and attached to the inner wall of the underground pipeline.
As a preferred scheme, the intelligent control system further comprises a control box, wherein two groups of relays and a power supply are arranged on a bottom plate inside the control box, a PLC (programmable logic controller) and a wireless communication module are respectively arranged on the left inner wall of the control box, the wireless communication module is connected with the PLC through a serial port through a wire, the control signal output end of the PLC is respectively connected with the control signal access ends of the two groups of relays through electric signals, the electric energy access ends of the two groups of relays are respectively connected with the electric energy output end of the power supply, the electric energy output ends of the two groups of relays are respectively connected with the electric energy access ends of a pump body and a switch valve through wires, and the switch valve is an electromagnetic valve.
As a preferable scheme, the detection signal output end of the pressure transmitter is connected with the detection signal access end of the PLC through an electric signal.
As a preferred solution, a one-way valve is arranged on the supply conduit between the pump body and the monitoring plug.
According to the technical scheme provided by the utility model, the underground pipeline leakage detection device provided by the utility model has the beneficial effects that:
1. the monitoring plugs and the sealing plugs are arranged at two ends of the underground pipeline, so that the section to be detected of the underground pipeline is sealed, a supply pipeline and an exhaust pipe are respectively arranged on the monitoring plugs, a pump body is arranged on the supply pipeline, after the pressure of the underground pipeline is increased by the pump body, the pressure value of the underground pipeline reaches a set value, the pump body stops running, and at the moment, whether the underground pipeline leaks or not can be judged according to the change of the internal pressure of the underground pipeline;
2. through setting up wireless communication module, can be with monitoring data wireless transmission to high in the clouds, realize treating the remote transmission record of survey information is revealed to section underground line.
Drawings
FIG. 1 is a schematic diagram of the whole structure of an underground pipeline leakage detection device;
FIG. 2 is a schematic diagram of the internal structure of the control box according to the present utility model.
In the figure: 1. an underground pipeline; 11. an end flange; 2. monitoring a plug; 21. sealing the plugs; 22. a butt flange; 23. a fixing bolt; 24. a seal ring; 3. a pump body; 31. a one-way valve; 32. an exhaust pipe; 33. a switch valve; 34. a pressure transmitter; 4. a control box; 41. a power supply; 42. a relay; 43. a PLC controller; 44. and a wireless communication module.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and the specific embodiments.
As shown in fig. 1-2, an embodiment of the present utility model provides an underground pipeline leakage detection device, including:
the plugging mechanism comprises a monitoring plug 2 and a sealing plug 21 which are arranged at pipe orifices at two ends of the underground pipeline 1, and the monitoring plug 2 and the sealing plug 21 are plugged into the pipe orifices at two ends of the underground pipeline 1;
the detection mechanism comprises a supply pipeline and an exhaust pipe 32, wherein the supply pipeline and the exhaust pipe are arranged through the monitoring plug 2, the pump body 3 is arranged on the supply pipeline, the switch valve 33 is arranged on the exhaust pipe 32, and the pressure transmitter 34 is arranged between the switch valve 33 and the monitoring plug 2 on the exhaust pipe 32.
In the device, the outer ends of the monitoring plug 2 and the sealing plug 21 are respectively provided with the butt flange 22, the butt flanges 22 of the monitoring plug 2 and the sealing plug 21 are respectively fixedly connected with the end flanges 11 of the pipe orifices at the two ends of the underground pipeline 1 through the fixing bolts 23, the outer walls of the monitoring plug 2 and the sealing plug 21 are respectively provided with the sealing rings 24, and the outer sides of the sealing rings 24 are in extrusion fit with the inner wall of the underground pipeline 1.
Among the above-mentioned devices, still include control box 4, be provided with two sets of relays 42 and power 41 on the inside bottom plate of control box 4, be provided with PLC controller 43 and wireless communication module 44 on the left side inner wall of control box 4 respectively, wireless communication module 44 passes through the serial ports and is connected with PLC controller 43 wire, PLC controller 43's control signal output passes through the control signal access end of electrical signal connection two sets of relays 42 respectively, and the electric energy access end of two sets of relays 42 connects the electric energy output of power 41 respectively, and the electric energy output of two sets of relays 42 passes through the electric energy access end of wire connection pump body 3 and ooff valve 33 respectively, ooff valve 33 is the solenoid valve.
In the above-described device, the detection signal output terminal of the pressure transmitter 34 is connected to the detection signal input terminal of the PLC controller 43 by an electric signal.
In the above-described device, the supply pipe is provided with a check valve 31 between the pump body 3 and the monitoring plug 2.
Embodiments of the present utility model will be described in further detail below with reference to the attached drawings:
referring to fig. 1-2, the underground pipeline monitoring device comprises a monitoring plug 2 and a sealing plug 21 which are arranged at pipe orifices at two ends of an underground pipeline 1, wherein the monitoring plug 2 and the sealing plug 21 are plugged into the pipe orifices at two ends of the underground pipeline 1;
further, the outer ends of the monitoring plug 2 and the sealing plug 21 are respectively provided with a butt flange 22, the butt flanges 22 of the monitoring plug 2 and the sealing plug 21 are respectively fixedly connected with the end flanges 11 of the pipe orifices at the two ends of the underground pipeline 1 through fixing bolts 23, before detection, the monitoring plug 2 and the sealing plug 21 need to be screened into the pipe orifices at the two ends of the underground pipeline 1, and then the monitoring plug 2 and the sealing plug 21 are respectively fixed at the two ends of the underground pipeline 1 through the fixing bolts 23;
further, sealing rings 24 are arranged on the outer walls of the monitoring plug 2 and the sealing plug 21, the outer sides of the sealing rings 24 are in extrusion fit with the inner wall of the underground pipeline 1, and the sealing rings 24 can be O-shaped sealing rings for sealing the monitoring plug 2 and the sealing plug 21 with the inner wall of the underground pipeline 1.
In this embodiment, please refer to fig. 1 and 2, further include a control box 4, two sets of relays 42 and a power supply 41 are disposed on a bottom plate inside the control box 4, a PLC controller 43 and a wireless communication module 44 are disposed on an inner wall of a left side of the control box 4, the wireless communication module 44 is connected with the PLC controller 43 through a serial port by wires, control signal output ends of the PLC controller 43 are respectively connected with control signal access ends of the two sets of relays 42 through electrical signals, electrical energy access ends of the two sets of relays 42 are respectively connected with electrical energy output ends of the power supply 41, electrical energy output ends of the two sets of relays 42 are respectively connected with electrical energy access ends of the pump body 3 and the switch valve 33 through wires, and the switch valve 33 is an electromagnetic valve;
after the switch valve 33 is closed, the underground pipeline 1 forms a relatively sealed space, and when the pump body 3 pressurizes the inside of the underground pipeline 1, the pressure rises to provide pressure for detection of the pressure transmitter 34.
Referring to fig. 1, the monitoring plug comprises a supply pipeline and an exhaust pipe 32 which are arranged through the monitoring plug 2, a pump body 3 is arranged on the supply pipeline, a switch valve 33 is arranged on the exhaust pipe 32, a pressure transmitter 34 is arranged between the switch valve 33 and the monitoring plug 2 on the exhaust pipe 32, a detection signal output end of the pressure transmitter 34 is connected with a detection signal access end of a PLC controller 43 through an electric signal, and monitoring data can be wirelessly transmitted to a cloud through a wireless communication module 44, so that remote transmission record of leakage detection information of an underground pipeline 1 at a section to be detected is realized;
further, the wireless communication module 44 is a 4G or 5G wireless module, and establishes a communication connection with the cloud.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An underground pipeline leak hunting detection device, its characterized in that: comprising the following steps:
the plugging mechanism comprises monitoring plugs (2) and sealing plugs (21) which are arranged at pipe orifices at two ends of the underground pipeline (1), and the monitoring plugs (2) and the sealing plugs (21) are plugged into the pipe orifices at two ends of the underground pipeline (1);
the detection mechanism comprises a supply pipeline and an exhaust pipe (32) which are arranged through the monitoring plug (2), the supply pipeline is provided with a pump body (3), the exhaust pipe (32) is provided with a switch valve (33), and a pressure transmitter (34) is arranged between the switch valve (33) and the monitoring plug (2) on the exhaust pipe (32).
2. The underground pipeline leakage detection device according to claim 1, wherein: the outer ends of the monitoring plug (2) and the sealing plug (21) are respectively provided with a butt flange (22), and the butt flanges (22) of the monitoring plug (2) and the sealing plug (21) are fixedly connected with the end flanges (11) of the pipe orifices at the two ends of the underground pipeline (1) through fixing bolts (23) respectively.
3. The underground pipeline leakage detection device according to claim 1, wherein: and sealing rings (24) are arranged on the outer walls of the monitoring plugs (2) and the sealing plugs (21), and the outer sides of the sealing rings (24) are extruded and attached to the inner wall of the underground pipeline (1).
4. The underground pipeline leakage detection device according to claim 1, wherein: still include control box (4), be provided with two sets of relays (42) and power (41) on the inside bottom plate of control box (4), be provided with PLC controller (43) and wireless communication module (44) on the left side inner wall of control box (4) respectively, wireless communication module (44) are connected with PLC controller (43) wire through the serial ports, the control signal output of PLC controller (43) is connected the control signal access end of two sets of relays (42) through the electric signal respectively, and the electric energy access end of two sets of relays (42) is connected the electric energy output of power (41) respectively to the electric energy output of two sets of relays (42) are connected the electric energy access end of pump body (3) and ooff valve (33) through the wire respectively, ooff valve (33) are the solenoid valve.
5. The underground pipeline leakage detection device according to claim 1, wherein: the detection signal output end of the pressure transmitter (34) is connected with the detection signal access end of the PLC (43) through an electric signal.
6. The underground pipeline leakage detection device according to claim 1, wherein: a one-way valve (31) is arranged between the pump body (3) and the monitoring plug (2) on the supply pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320113936.XU CN219243362U (en) | 2023-01-19 | 2023-01-19 | Underground pipeline leak detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320113936.XU CN219243362U (en) | 2023-01-19 | 2023-01-19 | Underground pipeline leak detection device |
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| Publication Number | Publication Date |
|---|---|
| CN219243362U true CN219243362U (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320113936.XU Active CN219243362U (en) | 2023-01-19 | 2023-01-19 | Underground pipeline leak detection device |
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| Country | Link |
|---|---|
| CN (1) | CN219243362U (en) |
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- 2023-01-19 CN CN202320113936.XU patent/CN219243362U/en active Active
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