Leakage monitoring device for buried pipeline

Abstract

The utility model provides a leakage monitoring device for a buried pipeline, which belongs to the technical field of pipeline monitoring and comprises a pipeline, a monitoring device is mounted on the pipeline, the monitoring device is used for monitoring the pipeline during working and comprises a mounting groove, the mounting groove is formed in the outer side wall of the pipeline, a connecting piece is attached to the outer side wall of the pipeline in a sliding manner, and the connecting piece is arranged in the mounting groove. A connecting piece is slidably arranged on the inner wall of the mounting groove, a monitoring sensor is fixedly arranged on the connecting piece, a fixing piece is fixedly arranged on the outer side wall of the connecting piece, and the fixing piece is attached to a connecting piece, through arrangement of the monitoring device, the mounting and dismounting steps of the monitoring sensor are simplified, and the mounting and maintenance efficiency is improved; and through the arrangement of the adjusting part and the sliding adjustment of the sliding strip on the inner wall of the sliding sleeve, the monitoring sensor can be flexibly adjusted according to the sizes of different pipelines, so that the monitoring sensor is suitable for pipelines of various specifications, and the application range is expanded.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline monitoring technical field, especially in a kind of leakage monitoring device of buried pipeline. BACKGROUND

[0002] In the field of industrial pipeline monitoring, real-time monitoring of the medium parameters in the pipeline is crucial, and the installation and maintenance of the monitoring sensors directly affect the stability and reliability of the monitoring system. The traditional monitoring sensor installation process is complex and cumbersome, requiring the use of multiple professional tools, resulting in low installation efficiency and high technical requirements for the installation personnel. Therefore, the present application provides a leakage monitoring device for buried pipelines to meet the needs. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a leakage monitoring device for buried pipelines to solve the technical problem of complex and cumbersome installation process of traditional monitoring sensors, which requires the use of multiple professional tools, resulting in low installation efficiency.

[0004] To solve the above technical problems, the utility model provides the following technical scheme:

[0005] A leakage monitoring device for buried pipelines, comprising a pipeline, a monitoring device installed on the pipeline, and a monitoring device for monitoring the pipeline during operation;

[0006] The monitoring device includes a mounting groove, which is provided on the outer side wall of the pipeline. The outer side wall of the pipeline is slidably attached to a connecting piece. The inner wall of the mounting groove is slidably provided with a connecting piece. The connecting piece is fixedly provided with a monitoring sensor. The outer side wall of the connecting piece is fixedly provided with a fixing piece, and the fixing piece is attached to the connecting piece.

[0007] Preferably, the outer side wall of the connecting piece is provided with an adjusting part, which can be adaptively adjusted according to the diameter of the pipeline. The adjusting part includes a sliding sleeve, the inner wall of the sliding sleeve is fixedly provided with a fixed rod, the inner wall of the sliding sleeve is slidably provided with a sliding bar, the inner wall of the sliding bar is in contact with the outer side wall of the fixed rod, a plurality of connecting holes are provided in the outer side wall of the sliding sleeve and the sliding bar, a first bolt is rotatably connected in the connecting hole, an elastic block is threadedly connected to one end of the first bolt close to the pipeline, the elastic block is attached to the outer side wall of the pipeline, the sliding sleeve and the sliding bar are connected by a second bolt, and the side of the sliding sleeve and the sliding bar close to the connecting piece is in contact with the connecting piece.

[0008] Preferably, the connecting piece is provided with a slope at the end away from the sensor.

[0009] Preferably, the sliding sleeve and the sliding bar are fixedly provided with an inclined block on the side close to the slope, and the inclined block is in contact with the slope.

[0010] Preferably, the outer side wall of the pipeline is sleeved with a protective cover, and an inner wall of the protective cover forms an accommodating space for sleeving the sliding sleeve and the sliding strip.

[0011] Preferably, the monitoring sensor is a pressure sensor and a flow sensor, and the monitoring device further comprises a data processing module, the pressure sensor and the flow sensor are electrically connected with the data processing module, and the data processing module is used for receiving and analyzing sensor data to determine whether the pipeline leaks.

[0012] Compared with the prior art, the utility model has at least the following beneficial effects:

[0013] In the above scheme, the installation and disassembly steps of the monitoring sensor are simplified by the setting of the monitoring device, the installation and maintenance efficiency is improved, and the artificial operation difficulty and time cost are reduced.

[0014] By setting the adjusting part, the sliding adjustment of the sliding strip on the inner wall of the sliding sleeve can be used to flexibly adjust according to different pipeline sizes, so that the monitoring sensor is suitable for pipelines of various specifications, and the application range is expanded.

[0015] The first bolt tightens the elastic block to press the outer side wall of the pipeline, and the second bolt makes the inclined block of the sliding sleeve and the sliding strip extrude the inclined surface of the connecting piece, so that the double fixing modes ensure that the monitoring sensor is closely combined with the pipeline and is not easy to loosen under complex working conditions, and the accuracy of the monitoring data is ensured.

[0016] The mutual extrusion of the sliding sleeve, the sliding strip and the connecting piece not only fixes the monitoring sensor, but also improves the sealing property between the connecting piece and the pipeline, effectively prevents the leakage of the medium in the pipeline, and ensures the safe operation of the pipeline system. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings, which constitute part of this specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the present disclosure and to enable a person skilled in the relevant art to make and use the present disclosure.

[0018] Figure 1 It is a schematic diagram of the whole structure of the leakage monitoring device of the buried pipeline of the utility model;

[0019] Figure 2 It is a schematic diagram of the pipeline, the connecting piece and the connecting piece of the utility model;

[0020] Figure 3 It is a schematic diagram of the sliding sleeve, the first bolt and the elastic block of the utility model;

[0021] Figure 4 It is a schematic diagram of the connecting piece and the fixing piece of the utility model;

[0022] Figure 5The utility model discloses a sliding sleeve, sliding strip and fixed rod schematic drawing.

[0023] Reference signs

[0024] 1, pipeline;2, monitoring device;201, installation groove;202, connecting piece;203, connecting piece;204, monitoring sensor;205, fixed piece;3, adjusting part;301, sliding sleeve;302, fixed rod;303, sliding strip;304, connecting hole;305, first bolt;306, elastic block;307, second bolt;4, inclined surface;5, inclined block;6, protective cover.

[0025] As shown in the drawings, in order to clearly realize the structure of the embodiment of the utility model, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the utility model in the specific structure, device and environment, according to the specific needs, the person skilled in the art can adjust or modify these devices and environment, and the adjustment or modification still includes in the range of the appended claims. DETAILED DESCRIPTION

[0026] The utility model provides a kind of leakage monitoring device of buried pipeline in combination with the drawings and specific embodiment is described in detail below.It is explained here simultaneously, in order to make embodiment more detailed, the following embodiment is best, preferred embodiment, for some known technology, other alternative ways can also be used by the person skilled in the art to be implemented;And the part of drawing is only for more specific description embodiment, and is not intended to be specific to the utility model.

[0027] As Figures 1-5 Indicated, the embodiment of the utility model provides a kind of leakage monitoring device of buried pipeline, including pipeline 1, monitoring device 2 is installed on pipeline 1, and monitoring device 2 is used to monitor pipeline 1 when working.

[0028] Specifically, monitoring device 2 includes installation groove 201, installation groove 201 is opened in the outer side wall of pipeline 1, connecting piece 202 is made of high-strength stainless steel material, so that it can be slidably attached with the outer side wall of pipeline 1.

[0029] The surface of the connecting piece 203 is specially treated to have a low friction coefficient and good wear resistance, which can slide in the installation groove 201, and can also ensure that it is not easy to be damaged for long-term use. The monitoring sensor 204 is fixed on the connecting piece 203, and the monitoring sensor 204 is a pressure sensor and a flow sensor. The monitoring device 2 further comprises a data processing module, and the pressure sensor and the flow sensor are electrically connected with the data processing module. The data processing module is used for receiving and analyzing sensor data to determine whether the pipeline 1 is leaking. The pressure sensor is MPX5700DP, which has high precision and high sensitivity, and a measurement range of 0-700kPa, and is suitable for complex underground environments. The pressure sensor utilizes the piezoresistive effect, and the pressure causes the silicon diaphragm to deform and change the resistance. The bridge and circuit process output an analog voltage signal to the data processing module. The flow sensor is LWGY-100 turbine flow sensor, which has high precision, wide range, small pressure loss, and is suitable for various fluids. The fluid drives the turbine to rotate, and the magnet and coil generate an induced electromotive force. The frequency corresponds to the flow, which is converted into a digital signal for transmission. The data processing module is STM32F407ZGT6 microcontroller, which has strong processing capability and rich peripherals, and is convenient for storing algorithms and communicating to collect and process pressure and flow data. The data processing module compares the preset threshold and logic to find abnormalities and trigger an alarm. The present application is the prior art.

[0030] The fixed piece 205 is attached to the connecting piece 202, and has anti-slip lines to increase the friction between the two, further enhancing the stability of the monitoring device 2 after installation. When the monitoring device 2 is installed, the fixed piece 205 and the connecting piece 202 are tightly attached to each other, and the connecting piece 203 is fixed in the installation groove 201, ensuring that the monitoring sensor 204 can accurately monitor the pipeline 1.

[0031] Further, the outer wall of the connecting piece 203 is provided with an adjusting part 3, which can be adjusted according to the diameter of the pipeline 1.

[0032] Specifically, the adjusting part 3 comprises a sliding sleeve 301 made of high-strength engineering plastic material, which has good flexibility and impact resistance; a fixed rod 302 is fixed to the inner wall of the sliding sleeve 301; the inner wall of a sliding strip 303 is in contact with the outer wall of the fixed rod 302, and the contact part is specially polished to ensure that the sliding strip 303 can slide smoothly on the fixed rod 302; a plurality of connecting holes 304 are formed in the outer wall of the sliding strip 303 and the sliding sleeve 301; a first bolt 305 is rotatably connected in the connecting hole 304; an elastic block 306 is threadedly connected to one end of the first bolt 305 close to the pipeline 1; the elastic block 306 is attached to the outer wall of the pipeline 1; the sliding sleeve 301 and the sliding strip 303 are connected by a second bolt 307; the side of the sliding sleeve 301 and the sliding strip 303 close to the connecting piece 203 is in contact with the connecting piece 203; the end of the connecting piece 203 away from the sensor is provided with an inclined surface 4, which cooperates with the inclined block 5 on the sliding sleeve 301 and the sliding strip 303; when the sliding sleeve 301 and the sliding strip 303 move towards the connecting piece 203 during adjustment, the inclined block 5 is in contact with the inclined surface 4, which not only further enhances the fixing effect of the connecting piece 203, but also makes the adjustment process smoother, avoiding the problem of loose installation of the monitoring device 2 due to improper adjustment.

[0033] The protective cover 6 is sleeved on the outer wall of the pipeline 1, and the inner wall can sleeve the sliding sleeve 301 and the sliding strip 303; the protective cover 6 is made of high-strength metal material, and the surface is treated by corrosion prevention, which can effectively resist various corrosion factors in the underground environment.

[0034] When installing the monitoring sensor 204, first fix it to the connecting piece 203, then attach the connecting piece 202 to the outer wall of the pipeline 1, then insert the connecting piece 203 into the inner wall of the pipeline 1 through the connecting piece 202, so that the fixing piece 205 is tightly attached to the connecting piece 202; according to the size of the pipeline 1, slide the sliding strip 303 to adjust it to the appropriate position along the inner wall of the sliding sleeve 301; pass the first bolt 305 through the connecting holes 304 of the sliding sleeve 301 and the sliding piece in turn, and tighten the elastic block 306; as the first bolt 305 is tightened, the elastic block 306 is pressed against the outer wall of the pipeline 1, enhancing the adhesion of the sliding sleeve 301, the sliding strip 303 and the pipeline 1; then connect the sliding sleeve 301 and the sliding strip 303 by the second bolt 307, and the inclined blocks 5 of the two further press the inclined surface 4 of the connecting piece 203 to further fix the monitoring sensor 204 and improve the sealing between the connecting piece 203 and the pipeline 1; finally, sleeve the protective cover 6 to avoid damage to the monitoring assembly caused by soil when the pipeline 1 is buried.

[0035] When disassembling and maintaining, first remove the protective cover 6, loosen the second bolt 307 to release the pressure of the sliding sleeve 301, the sliding strip 303 and the connecting piece 203; then loosen the first bolt 305 to separate the sliding sleeve 301, the sliding strip 303 and the pipeline 1, and then remove the connecting piece 203 and the monitoring sensor 204.

[0036] The utility model covers any alternative, modification, equivalent method and scheme in the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are explained in the above preferred embodiment of the utility model, and the utility model can also be completely understood without the description of these details to the person skilled in the art.

[0037] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled person in the art, without departing from the principle of the utility model, a number of improvements and refinements can be made, and these improvements and refinements should also be regarded as the protection scope of the utility model.

Claims

1. A leak monitoring device for buried pipelines, comprising a pipeline (1), characterized in that, A monitoring device (2) is installed on the pipeline (1) to monitor the pipeline (1) during operation; The monitoring device (2) includes a mounting groove (201), which is opened on the outer wall of the pipe (1). A connecting piece (202) is slidably attached to the outer wall of the pipe (1). A connector (203) is slidably provided on the inner wall of the mounting groove (201). A monitoring sensor (204) is fixedly provided on the connector (203). A fixing piece (205) is fixedly provided on the outer wall of the connector (203). The fixing piece (205) is attached to the connecting piece (202).

2. The leak monitoring device for buried pipelines according to claim 1, characterized in that, The outer wall of the connector (203) is provided with an adjustment part (3). The adjustment part (3) can be adaptively adjusted according to the diameter of the pipe (1). The adjustment part (3) includes a sliding sleeve (301). A fixing rod (302) is fixedly installed on the inner wall of the sliding sleeve (301). A slide bar (303) is slidably installed on the inner wall of the sliding sleeve (301). The inner wall of the slide bar (303) contacts the outer wall of the fixing rod (302). Both the outer walls of the sliding sleeve (301) and the slide bar (303) are provided with... Several connecting holes (304) are provided. A first bolt (305) is rotatably connected in the connecting holes (304). An elastic block (306) is threadedly connected to one end of the first bolt (305) near the pipe (1). The elastic block (306) fits against the outer wall of the pipe (1). The sliding sleeve (301) and the sliding strip (303) are connected by a second bolt (307). The side of the sliding sleeve (301) and the sliding strip (303) near the connector (203) is in contact with the connector (203).

3. The leak monitoring device for buried pipelines according to claim 1, characterized in that, The connector (203) has an inclined surface (4) at the end away from the sensor.

4. The leak monitoring device for buried pipelines according to claim 2, characterized in that, An inclined block (5) is fixedly provided on the side of the sliding sleeve (301) and the sliding strip (303) near the inclined surface (4), and the inclined block (5) is in pressure contact with the inclined surface (4).

5. The leak monitoring device for buried pipelines according to claim 3, characterized in that, The outer wall of the pipe (1) is fitted with a protective cover (6), and the inner wall of the protective cover (6) forms a receiving space for fitting the sliding sleeve (301) and the sliding strip (303).

6. The leak monitoring device for buried pipelines according to claim 1, characterized in that, The monitoring sensors (204) are pressure sensors and flow sensors. The monitoring device (2) also includes a data processing module. The pressure sensors and flow sensors are electrically connected to the data processing module. The data processing module is used to receive and analyze sensor data to determine whether the pipeline (1) is leaking.

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