Long-distance water diversion pipeline monitoring device and installation method

Abstract

The application discloses a long-distance water diversion pipeline monitoring device, which comprises a pipeline main body and further comprises a pressure monitoring unit, which is arranged on the pipeline main body at intervals and used for monitoring the pressure fluctuation in the pipeline main body in real time; and a sensing monitoring unit, which is laid on the surface of the pipeline main body and used for monitoring and sensing the vibration and sound in the pipeline main body. The pressure monitoring unit cooperates with the sensing monitoring unit to monitor the signals of the pressure, sound and vibration frequency in the pipeline in real time, so that the position of the leakage can be determined according to the pressure data change between the two pressure monitoring units and the time difference of the data change collected by the two pressure monitoring units. Meanwhile, the sensing monitoring unit is used for collecting the vibration and sound frequency change, comparison is formed, and the data accuracy of the pressure monitoring unit and the confirmation of the position of the leakage can be further determined.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pipeline monitoring, in particular to a long-distance water diversion pipeline monitoring device and installation method. BACKGROUND

[0002] The long-distance water diversion pipeline is prone to leakage due to terrain displacement, corrosion, aging and other reasons after being buried for a long time. The leakage gradually evolves into a large leak. In addition, the long-distance water diversion pipeline has a large diameter and high internal pressure, which is prone to water hammer and pipe explosion during long-distance water transportation. This not only causes waste of water resources, but also affects the water transportation and water supply of the city.

[0003] Currently, general pipeline monitoring is usually achieved by installing monitoring sensors on the pipeline. However, the general sensor monitoring cannot effectively monitor the small leakage, and the accurate position of the leakage cannot be monitored. Therefore, we designed a monitoring device and installation method specifically for long-distance pipelines.

[0004] The above content is only used to assist in understanding the technical solutions of the present application and does not represent the acknowledgement of the above content as the closest prior art. SUMMARY

[0005] The present application aims to provide a long-distance water diversion pipeline monitoring device and installation method to solve the problem that general pipeline monitoring is usually achieved by installing monitoring sensors on the pipeline, but the general sensor monitoring cannot effectively monitor the small leakage, and the position of the leakage cannot be accurately monitored.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a long-distance water diversion pipeline monitoring device, comprising a pipeline main body, further comprising:

[0007] A pressure monitoring unit is arranged at intervals on the pipeline main body for real-time monitoring of pressure fluctuations in the pipeline main body.

[0008] A sensor monitoring unit is laid on the surface of the pipeline main body for monitoring and sensing the vibration and sound in the pipeline main body.

[0009] Preferably, the pressure monitoring unit comprises:

[0010] A three-way connecting pipe is connected to the pipeline main body.

[0011] An exhaust valve is connected to the three-way connecting pipe away from the pipeline main body.

[0012] A pressure hydrophone is connected to the other communication port of the three-way connecting pipe.

[0013] The internal power supply is arranged on the three-way connecting pipe;

[0014] The external power supply is arranged on the ground and is used for supplying power to the device of the pipeline main body.

[0015] Preferably, the internal power supply is arranged as a lithium battery pack, symmetrical connection seats are arranged on the left and right sides of the lithium battery pack, two groups of connection lines are fixedly arranged on one of the connection seats, a wire clamp for fixing the connection lines is arranged on the other connection seat, and elastic supporting members are arranged on the upper and lower sides of the lithium battery pack and are used for achieving elastic connection after the lithium battery pack is installed on the three-way connecting pipe through the connection lines.

[0016] Preferably, the elastic supporting member comprises a connecting plate fixedly arranged on the lithium battery pack, a connecting column is slidingly arranged on the connecting plate, a limiting plate is arranged at an end of the connecting column away from the three-way connecting pipe, a supporting plate for abutting the three-way connecting pipe is fixedly arranged at the other end of the connecting column, and a compression spring one is sleeved on the connecting column between the connecting plate and the supporting plate.

[0017] Preferably, the sensing and monitoring unit comprises a sensing optical cable laid on the surface of the pipeline main body, an optical cable clamp is arranged at the joint of adjacent pipeline main bodies and is used for enabling the sensing optical cable to tightly abut the inner wall of the pipeline main body after being buried, and a protection clamp is arranged at the corner of the pipeline main body and is used for preventing the sharp part of the pipeline main body from damaging the optical cable.

[0018] Preferably, the optical cable clamp comprises two groups of first fixing studs buried in a mortar layer above the pipeline main body, a fixing seat is fixedly arranged at an end of the first fixing stud away from the mortar layer, a first fixing nut is threadedly connected to the first fixing stud, and a first U-shaped clamping seat is slidingly arranged on the first fixing stud between the first fixing nut and the fixing seat.

[0019] Preferably, the protection clamp comprises an arc-shaped protection arranged at the corner of the pipeline main body, two groups of second fixing studs are arranged on the arc-shaped protection plate, a second fixing nut is threadedly connected to the second fixing stud, and a second U-shaped clamping seat is sleeved on the second fixing stud between the arc-shaped protection plate and the second fixing nut.

[0020] Preferably, a placing groove for the first U-shaped clamping seat is arranged on the fixing seat at the first fixing stud, the first fixing stud extends into the placing groove, and a compression spring two is sleeved on the first fixing stud between the placing groove and the first U-shaped clamping seat.

[0021] In addition, the application also provides an installation method of the long-distance water diversion pipeline monitoring device, and the installation method comprises the following steps:

[0022] Step one, installation of pressure detection unit:

[0023] A: external power supply installation, external power supply is through two ways, one of which is through the solar panel power supply, and the solar panel can be installed through the vertical rod in the valve well without sunshade. Another is through the external lithium battery pack power supply to supply power to the equipment, which can be used according to the actual situation on site.

[0024] B: installation of pressure hydrophone:

[0025] I. install the pressure hydrophone through the tee connection pipe between the exhaust valve or pipeline gate valve of the pipeline main body, and fasten the pressure hydrophone sensor to the special tee;

[0026] II. After the pressure hydrophone sensor is installed, the sensor signal line is fixed along the inner wall of the valve well, and is led out of the valve well. The sensor signal line is protected by galvanized pipe and is connected to the control box along the vertical rod.

[0027] Step two, installation of sensing and monitoring unit:

[0028] A: lay the optical cable on the surface of the pipeline main body, and then fix it at the receiving part of the adjacent pipeline main body through the optical cable clamp. The installation method can be to pre-bury the optical cable clamp first, and then fix the sensing optical cable through the optical cable clamp;

[0029] B: installation at the corner of the pipeline. The arc-shaped protection plate can be fixed in the pouring layer first, and then the sensing optical cable is fixed after being passed through the protection clamp;

[0030] Step three, after the installation of the monitoring device in this section is completed, it is determined whether the installation problem exists.

[0031] Preferably, in step one, an internal power supply part is also installed, and the specific steps are as follows:

[0032] S1, first place the lithium battery pack box 251 at the tee connection pipe 21;

[0033] S2, tightly attach the support plate 258 and the tee connection pipe 21;

[0034] S3, fix the lithium battery pack on the tee connection pipe 21 by connecting the wire 253 with the wire clamp, complete the connection of the lithium battery and the group, and form a flexible support installation.

[0035] Compared with the prior art, the beneficial effects of the present application are:

[0036] The present application can monitor the pressure, sound and vibration frequency signals in the pipeline in real time through the pressure monitoring unit and the sensing monitoring unit, so as to determine the position of the leakage through the time difference of the pressure change data between the two pressure monitoring units and the time difference of the data change collected by the two pressure monitoring units, wherein the time difference is the time difference of the pressure change at the leakage position transmitted to the two monitoring units, and the data accuracy of the pressure monitoring unit and the confirmation of the position of the leakage can be further determined through the collection and comparison of the vibration and sound frequency change of the sensing monitoring unit. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 It is a partial structure schematic diagram of the device of the present application;

[0038] Figure 2 It is a partial screenshot of the connection of the protection fixture and the sensing optical cable on the pipeline main body;

[0039] Figure 3 It is a three-dimensional schematic diagram of the optical cable fixture of the present application;

[0040] Figure 4 It is Figure 1 The enlarged view of A in FIG. 4.

[0041] Fig. 1 is a pipeline main body; 2 is a pressure monitoring unit; 21 is a three-way connecting pipe; 22 is a pressure hydrophone; 23 is a signal line; 24 is an exhaust valve; 25 is an internal power supply; 251 is a lithium battery box; 252 is a connecting seat; 253 is a connecting line; 254 is an elastic support; 255 is a connecting plate; 256 is a connecting column; 257 is a limiting plate; 258 is a supporting plate; 259 is a compression spring I; 26 is an external power supply; 27 is a gate valve; 3 is a sensing monitoring unit; 31 is a sensing optical cable; 32 is an optical cable fixture; 321 is a first fixed stud; 322 is a fixed seat; 323 is a first fixed nut; 324 is a first U-shaped clamping seat; 325 is a placing groove; 326 is a compression spring II; 33 is a protection fixture; 331 is an arc-shaped protection plate; 332 is a second fixed stud; 333 is a second fixed nut; 334 is a second U-shaped clamping seat. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0043] Embodiment one

[0044] Please refer toFigures 1-4 The application provides a technical scheme: a long-distance water diversion pipeline monitoring device, which comprises a pipeline main body 1 and further comprises:

[0045] a pressure monitoring unit 2, which is arranged at intervals on the pipeline main body 1 and used for monitoring pressure fluctuation in the pipeline main body 1 in real time;

[0046] a sensing monitoring unit 3, which is arranged on the surface of the pipeline main body 1 and used for monitoring vibration and sound in the pipeline main body 1.

[0047] The pressure monitoring unit 2 comprises:

[0048] a three-way connecting pipe 21, which is connected to the pipeline main body 1 through a gate valve 27 arranged on each pipeline main body 1;

[0049] an exhaust valve 24, which is connected to the three-way connecting pipe 21 away from one end of the pipeline main body 1;

[0050] a pressure hydrophone 22, which is connected to another communicating port of the three-way connecting pipe 21 and located in a vertical direction, wherein the pressure hydrophone 22 is connected to an external control box through a signal line 23, the control box can collect signals collected by the pressure hydrophone 22 and transmit the signals to a display device for display;

[0051] an external power supply 26, which is arranged on the ground and used for supplying power to devices of the pipeline main body 1;

[0052] an internal power supply 25, which is connected to the three-way connecting pipe 21 and used for internally supplying power to the devices of the pipeline main body 1 in the case that the external power supply 26 is insufficient, thereby serving as a reserve power supply and ensuring that the devices can be used all the time.

[0053] In addition, the internal power supply 25 is a lithium battery pack box 251, symmetrical lithium battery pack boxes 251 are arranged on the left and right sides of the internal power supply 25, two connecting lines 253 are fixedly arranged on one of the connecting seats 252, and a wire clamp for fixing the connecting lines 253 is arranged on the other connecting seat 252; elastic supporting members 254 are arranged on the upper and lower sides of the lithium battery pack box 251, which are used for achieving elastic connection after the lithium battery pack box 251 is installed on the three-way connecting pipe 21 through the connecting lines 253, so that the lithium battery pack box 251 can have a certain adjustment allowance after the connecting lines 253 are fixedly connected, and meanwhile, the elastic installation mode can provide the lithium battery pack box 251 with a certain self-shock resistance protection function after the pipeline is completely buried.

[0054] Meanwhile, the elastic support 254 comprises a connecting plate 255 fixed on the lithium battery pack box 251, a connecting column 256 is slidably arranged on the connecting plate 255, a limiting plate 257 is arranged on the connecting column 256 away from one end of the three-way connecting pipe 21, a supporting plate 258 used for abutting the three-way connecting pipe 21 is fixed on the other end of the connecting column 256, and a compression spring I 259 is sleeved on the connecting column 256 between the connecting plate 255 and the supporting plate 258.

[0055] The sensing monitoring unit 3 comprises a sensing optical cable 31 arranged on the surface of the pipeline body 1, an optical cable clamp 32 is arranged at the joint of adjacent pipeline bodies 1, and the sensing optical cable 31 can tightly abut the inner wall of the pipeline body 1 after being buried, and a protection clamp 33 is arranged at the corner of the pipeline body 1 to prevent the sharp corner of the pipeline body 1 from damaging the optical cable.

[0056] In addition, the optical cable clamp 32 comprises two groups of first fixing studs 321 buried in the mortar layer above the pipeline body 1, a fixing seat 322 is fixed on the first fixing stud 321 away from the mortar layer, a first fixing nut 323 is threadedly connected on the first fixing stud 321, and a first U-shaped clamping seat 324 is slidably arranged on the first fixing stud 321 between the first fixing nut 323 and the fixing seat 322.

[0057] Meanwhile, the protection clamp 33 comprises an arc-shaped protection plate 331 arranged at the corner of the pipeline body 1 and fixed on the soil at the corner of the pipeline body 1 through a connecting piece, two groups of second fixing studs 332 are arranged on the arc-shaped protection plate 331, second fixing nuts 333 are threadedly connected on the second fixing studs 332, and second U-shaped clamping seats 334 are sleeved on the second fixing studs 332 between the arc-shaped protection plate 331 and the second fixing nuts 333.

[0058] The pouring layer is poured and formed after being placed on the pipeline body 1, so that the adjacent pipeline bodies 1 can be stably connected.

[0059] In addition, the fixing seat 322 is provided with a placing groove 325 for placing the first U-shaped clamping seat 324 at the first fixing stud 321, the first fixing stud 321 extends into the placing groove 325, and a compression spring II 326 is sleeved on the first fixing stud 321 between the placing groove 325 and the first U-shaped clamping seat 324.

[0060] When the sensing optical cable 31 needs to pass through the optical cable clamp 32, the compression spring two 326 arranged thereon will push the first U-shaped clamp 324 upward to the first fixed nut 323, so that the sensing optical cable 31 can pass through the clamp 32 conveniently. When the sensing optical cable 31 passes through the optical cable clamp 32, the first U-shaped clamp 324 does not need to be manually lifted upward and separated from the fixed seat 322 all the time. After the sensing optical cable 31 passes through the optical cable clamp 32, the sensing optical cable 31 can be fixed by tightening the first fixed nut 323, and at the same time the compression spring two 326 will be compressed into the placement groove 325.

[0061] Embodiment two

[0062] Please refer to Figures 1-4 Compared with embodiment one, the embodiment also provides a long-distance water diversion pipeline monitoring device installation method, characterized in that it comprises the following steps:

[0063] Step one, installation of the pressure detection unit:

[0064] A: external power supply installation, external power supply is supplied by two ways, one of which is through a solar panel, which can be installed on a vertical rod in a place without sunshade beside the valve well, and the other is through an external lithium battery pack to supply power to the equipment. The actual situation can be used according to the actual situation.

[0065] B: installation of the pressure hydrophone 22:

[0066] I. The pressure hydrophone 22 is installed between the exhaust valve 24 or the pipeline gate valve of the pipeline main body 1 through the tee connection pipe 21, and after fastening, the pressure hydrophone sensor is connected to the special tee;

[0067] II. After the pressure hydrophone sensor is installed, the sensor signal line 23 is fixed along the inner wall of the valve well, and is led out of the valve well. The outside of the sensor signal line 23 is protected by a galvanized pipe, and is connected to the control box along the vertical rod.

[0068] Step two, installation of the sensing monitoring unit 3:

[0069] A: The optical cable is laid on the surface of the pipeline main body 1, and then the adjacent pipeline main body 1 is fixed by the optical cable clamp 32. The installation method can be to pre-bury the optical cable clamp 32, and then fix the sensing optical cable 31 after passing through the optical cable clamp 32;

[0070] B: The installation at the corner of the pipeline can be performed by first fixing the arc-shaped protection plate 331 in the pouring layer, and then fixing the sensing optical cable 31 after passing through the protection clamp 33;

[0071] Step three, after the installation of the segment monitoring device, on-site monitoring detects whether the installation is complete, and determines whether installation problems occur.

[0072] In addition, the step one also includes the installation of the internal power supply 25, and the specific steps are as follows:

[0073] S1, first place the lithium battery pack box 251 at the three-way connecting pipe 21;

[0074] S2, tightly attach the support plate 258 and the outside of the three-way connecting pipe 21;

[0075] S3, fix the lithium battery pack on the three-way connecting pipe 21 through the connecting line 253 and the wire clamp, complete the connection of the entire lithium battery and the pack, and form the elastic support installation.

[0076] It should be noted that in this document, the terms "first" and "second" and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0077] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A long distance water pipeline monitoring device, comprising a pipeline body (1), characterized in that, Also include: Pressure monitoring unit (2) is arranged at intervals on the pipeline body (1), for real-time monitoring of pressure fluctuation in the pipeline body (1); Sensing monitoring unit (3) is laid on the surface of the pipeline body (1), for monitoring and sensing the vibration and sound in the pipeline body (1); The pressure monitoring unit (2) comprises: Three-way connecting pipe (21) is connected to the pipeline body (1); Exhaust valve (24) is connected with the three-way connecting pipe (21) away from the pipeline body (1); Pressure hydrophone (22) is connected with another communicating port of the three-way connecting pipe (21); External power supply (26) is arranged on the ground, for external power supply of the devices of the pipeline body (1) at this place; Internal power supply (25) is connected to the three-way connecting pipe (21), for internal power supply of the devices of the pipeline body (1) in the case of insufficient power of the external power supply (26).

2. The long-distance water transmission pipeline monitoring device according to claim 1, characterized in that, The internal power supply (25) is arranged as a lithium battery pack box (251), the lithium battery pack box (251) is symmetrically provided with a connecting seat (252) on the left and right sides, one of the connecting seats (252) is fixedly provided with two groups of connecting lines (253), and the other connecting seat (252) is provided with a wire clamp for fixing the connecting line (253), and the lithium battery pack box (251) is symmetrically provided with an elastic supporting piece (254) on the upper and lower sides, for realizing elastic connection after the lithium battery pack box (251) is installed on the three-way connecting pipe (21) through the connecting line (253).

3. The long-distance water transmission pipeline monitoring device according to claim 2, characterized in that: The elastic supporting piece (254) comprises a connecting plate (255) fixedly arranged on the lithium battery pack box (251), a connecting column (256) slidably arranged on the connecting plate (255), a limiting plate (257) arranged at one end of the connecting column (256) away from the three-way connecting pipe (21), a supporting plate (258) fixedly arranged at the other end of the connecting column (256) for abutting the three-way connecting pipe (21), and a compression spring (259) sleeved on the connecting column (256) between the connecting plate (255) and the supporting plate (258).

4. The long-distance water transmission pipeline monitoring device according to claim 1, characterized in that: The sensing monitoring unit (3) comprises a sensing optical cable (31) laid on the surface of the pipeline body (1), an optical cable clamp (32) arranged at the receiving position of the adjacent pipeline body (1), and a protection clamp (33) arranged at the corner of the pipeline body (1).

5. The long-distance water transmission pipeline monitoring device according to claim 4, characterized in that: The optical cable clamp (32) comprises two groups of first fixing studs (321) embedded in the mortar layer above the pipeline body (1), a fixing seat (322) fixedly arranged at one end of the first fixing stud (321) away from the mortar layer, a first fixing nut (323) threadedly connected with the first fixing stud (321), and a first U-shaped clamping seat (324) slidably arranged on the first fixing stud (321) between the first fixing nut (323) and the fixing seat (322).

6. The long-distance water transmission pipeline monitoring device according to claim 4, characterized in that: The protection fixture (33) comprises an arc-shaped protection plate (331) arranged at the corner of the pipeline body (1), two groups of second fixing studs (332) are arranged on the arc-shaped protection plate (331), second fixing nuts (333) are threadedly connected on the second fixing studs (332), and second U-shaped clamping seats (334) are sleeved on the second fixing studs (332) between the arc-shaped protection plate (331) and the second fixing nuts (333).

7. The long-distance water transmission pipeline monitoring device according to claim 5, characterized in that: The fixing seat (322) is provided with a placing groove (325) for placing the first U-shaped clamping seat (324) at the first fixing stud (321), the first fixing stud (321) extends into the placing groove (325), and a compression spring two (326) is sleeved on the first fixing stud (321) between the placing groove (325) and the first U-shaped clamping seat (324).

8. A method of installing a monitoring device for a long distance water transmission pipeline according to any one of claims 1 to 7, wherein The method comprises the following steps: Step one, installation of the pressure detection unit: A: external power supply installation, external power supply is supplied by two ways, one of which is supplied by a solar panel, and the solar panel can be installed on the valve well by a vertical rod in a place without sunshade, and the other is supplied by an external lithium battery pack, which can be used according to the actual situation on site; B: installation of the pressure hydrophone (22): I. The pressure hydrophone (22) is installed between the exhaust valve (24) or the pipeline gate valve of the pipeline body (1) through the tee connection pipe (21), and after fastening, the pressure hydrophone sensor is connected to the special tee; II. After the pressure hydrophone sensor is installed, the sensor signal line (23) is fixed along the inner wall of the valve well, and is led out of the valve well, and the sensor signal line (23) is protected by a galvanized pipe and is connected to the control box along the vertical rod; Step two, installation of the sensing monitoring unit (3): A: lay the optical cable on the surface of the pipeline body (1), then fix the adjacent pipeline body (1) through the optical cable clamp (32), and the installation method can be that the optical cable clamp (32) is pre-buried, then the sensing optical cable (31) is led through the optical cable clamp (32) and fixed; B: installation at the corner of the pipeline, the arc-shaped protection plate (331) can be installed in the pouring layer and fixed, then the sensing optical cable (31) is led through the protection fixture (33) and fixed; Step three, after the installation of the monitoring device is completed, it is determined whether the installation of the on-site monitoring device is completed and whether there is an installation problem.

9. The method of installing a long distance water pipeline monitoring device of claim 8, wherein, The step one further comprises installation of the internal power supply part (25), and the specific steps are as follows: S1, first place the lithium battery pack box (251) at the tee connection pipe (21); S2, tightly attach the support plate (258) and the outer part of the tee connection pipe (21); S3, fix the lithium battery pack on the tee connection pipe (21) by connecting the wire clamp through the connecting wire (253), complete the connection of the lithium battery and the group, and form an elastic support installation.

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