Gas monitoring system for long-distance buried natural gas pipeline

Abstract

The utility model relates to the technical field of natural gas monitoring, in particular to a gas monitoring system for a long-distance buried natural gas pipeline. The gas monitoring system for the long-distance buried natural gas pipeline comprises a gas laser sensor, a connecting block is fixedly installed at the upper end of the gas laser sensor, an installing plate is installed above the connecting block, four supporting rods distributed in a surrounding mode are installed on the installing plate, the multiple supporting rods are rotationally connected with the installing plate, and strip-shaped through openings are formed in the four supporting rods; adjusting columns are slidably connected into the strip-shaped through openings, the bottoms of the adjusting columns are in threaded connection with locking studs abutting against the bottoms of the supporting rods, and each adjusting column is provided with a clamping structure. The clamping structure is matched with the adjusting column and the locking stud, flexible adjustment can be achieved according to the actual distance of the unmanned aerial vehicle undercarriage rod piece, the installation process is simple and rapid, meanwhile, customized transformation is not needed, and the unmanned aerial vehicle undercarriage rod piece clamping device is suitable for unmanned aerial vehicles of various models and wide in application range.

Description

Technical Field

[0001] The utility model relates to the technical field of natural gas monitoring, in particular to a gas monitoring system for long-distance buried natural gas pipelines. Background Art

[0002] Natural gas transmission is the process of transporting natural gas from its production site to its consumption site, involving a variety of technologies and infrastructure. To ensure the safety of natural gas transmission lines, especially buried natural gas pipelines, real-time monitoring of the pipelines is required to prevent natural gas leaks. Detection of buried natural gas pipeline leaks requires a combination of multiple technical means and monitoring methods to ensure rapid and accurate location of leaks and reduce safety hazards.

[0003] Some existing natural gas pipelines have multiple monitoring methods, such as manual inspections, fixed monitoring devices, and inspections using existing monitoring equipment and mobile platforms such as drones. However, existing monitoring equipment and mobile platforms such as drones have poor installation compatibility and require customized modifications, making them difficult to deploy quickly, inconvenient to install, and poorly applicable.

[0004] Therefore, it is necessary to provide a new gas monitoring system for long-distance buried natural gas pipelines to solve the above technical problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a new gas monitoring system for long-distance buried natural gas pipelines.

[0006] The utility model provides a gas monitoring system for long-distance buried natural gas pipelines, comprising: a gas laser sensor, a connecting block fixedly mounted on the upper end of the gas laser sensor, an adjusting structure for adjusting the inclination angle of the gas laser sensor mounted on the connecting block, a mounting plate mounted above the connecting block, and a steering structure for adjusting the lateral angle of the gas laser sensor mounted on the mounting plate, the connecting block also being mounted with a protective cover for protecting the gas laser sensor, four surrounding support rods mounted on the mounting plate, and a plurality of the support rods being rotatably connected to the mounting plate, a strip-shaped through-hole being provided on each of the four support rods, an adjusting column being slidably connected in the strip-shaped through-hole, and a locking stud which is against the bottom of the support rod being threadedly connected to the bottom of the adjusting column, and a clamping structure being mounted on each of the adjusting columns.

[0007] Preferably, the clamping structure includes two arc-shaped clamping plates rotatably connected to the adjusting column, ears are fixedly installed on the ends of the two arc-shaped clamping plates, and the two ears are connected by connecting bolts.

[0008] Preferably, rubber pads are fixedly mounted on the arc-shaped inner walls of the two arc-shaped clamping plates.

[0009] Preferably, the adjustment structure comprises a U-shaped frame that is buckled onto the connecting block, and an adjustment motor for driving the connecting block to rotate is fixedly mounted on a side wall of the U-shaped frame.

[0010] Preferably, the steering structure includes a steering motor fixedly mounted on a mounting plate, and a drive shaft fixedly connected to a U-shaped frame is fixedly mounted on an output end of the steering motor.

[0011] Preferably, a lifting ring sleeved on the drive shaft is fixedly mounted on the bottom of the mounting plate, an annular rotation groove is opened on the U-shaped frame, and the bottom of the lifting ring is located in the annular rotation groove and is rotatably connected to the U-shaped frame.

[0012] Preferably, the protective cover includes two connecting plates that are respectively fixed on both sides of the connecting block by fixing bolts, and a plurality of elastic rods are fixedly installed on the two connecting plates. The elastic rods are annularly sleeved on the gas laser sensor, and reinforcement rods are fixedly installed on the plurality of elastic rods to strengthen the connection between each other.

[0013] Compared with related technologies, the gas monitoring system for long-distance buried natural gas pipelines provided by the present invention has the following beneficial effects:

[0014] The clamping structure in the utility model cooperates with the adjusting column and the locking screw, which can be flexibly adjusted according to the actual distance of the UAV landing gear rod. The installation process is simple and fast, and no customized modification is required. It is suitable for various models of UAVs and has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A schematic structural diagram of a preferred embodiment of a gas monitoring system for long-distance buried natural gas pipelines provided by the present invention;

[0016] Figure 2 for Figure 1 The schematic diagram of the structure of the gas laser sensor shown;

[0017] Figure 3 for Figure 1 A schematic structural diagram of the steering structure shown;

[0018] Figure 4 for Figure 1 The schematic diagram of the structure of the protective cover shown;

[0019] Figure 5 for Figure 1 The structural schematic diagram of the clamping structure shown.

[0020] Numbers in the figure: 1. Gas laser sensor; 11. Connecting block; 12. Mounting plate; 13. Support rod; 131. Strip opening; 14. Adjusting column; 15. Locking stud; 2. Clamping structure; 21. Arc-shaped splint; 211. Rubber pad; 22. Ear; 23. Connecting bolt; 3. Adjusting structure; 31. U-shaped frame; 311. Annular groove; 32. Adjusting motor; 4. Steering structure; 41. Steering motor; 42. Drive shaft; 43. Lifting ring; 5. Protective cover; 51. Connecting plate; 52. Fixing bolt; 53. Elastic rod; 54. Reinforcement rod. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0022] The specific implementation of the present invention is described in detail below with reference to specific embodiments.

[0023] See also Figures 1 to 5 , an embodiment of the present invention provides a gas monitoring system for a long-distance buried natural gas pipeline, the gas monitoring system for a long-distance buried natural gas pipeline includes: a gas laser sensor 1, a connecting block 11 is fixedly installed on the upper end of the gas laser sensor 1, an adjusting structure 3 for adjusting the tilt angle of the gas laser sensor 1 is installed on the connecting block 11, a mounting plate 12 is installed above the connecting block 11, and a steering structure 4 for adjusting the lateral angle of the gas laser sensor 1 is installed on the mounting plate 12, the connecting block 11 is also installed with a protective cover 5 for protecting the gas laser sensor 1, four surrounding support rods 13 are installed on the mounting plate 12, and the multiple support rods 13 are rotatably connected to the mounting plate 12, the four support rods 13 are each provided with a strip-shaped through-hole 131, an adjusting column 14 is slidably connected in the strip-shaped through-hole 131, and a locking stud 15 is threadedly connected to the bottom of the adjusting column 14 and abutted against the bottom of the support rod 13, and each adjusting column 14 is installed with a clamping structure 2;

[0024] It should be noted that the gas laser sensor 1 in the present invention is installed on the drone through the clamping structure 2, and the drone carries the gas laser sensor 1 to inspect the gas leak on the natural gas pipeline path. When the gas laser sensor 1 in the present invention is installed on the drone, the clamping structure 2 is fixed on the landing gear rod of the drone, and the gas laser sensor 1 is docked with the drone. During the actual operation, the position of the adjustment column 14 is adjusted according to the actual distance of the drone landing gear rod, and the locking screw 15 is loosened so that the adjustment column 14 can be adjusted along the strip on the support rod 13. The opening 131 is moved to adjust its position. After all the clamping structures 2 are connected to the drone landing gear rods, the position and orientation of the gas laser sensor 1 are adjusted, and the locking studs 15 are tightened so that the adjustment column 14 is restricted in the strip-shaped opening 131 and cannot be moved, making it convenient for the gas laser sensor 1 to be installed on the drone for use. The clamping structure 2 of the utility model cooperates with the adjustment column 14 and the locking studs 15 to be flexibly adjusted according to the actual distance between the drone landing gear rods. The installation process is simple and quick, and no customized modification is required. It is suitable for various models of drones and has a wide range of applications.

[0025] The gas laser sensor 1 in the present invention can be a Hanwei industrial and commercial laser gas detector, which is mainly used to detect methane, and can also be expanded to detect a variety of gases such as ammonia, carbon monoxide, carbon dioxide, and hydrogen sulfide. It can be widely used in the detection of trace toxic and harmful gases in industrial fields such as petroleum, chemical industry, metallurgy, electricity, coal mining, and mining, as well as flammable and explosive gas detection in commercial fields such as underground pipe corridors and nine small places. It has the characteristics of extreme anti-interference, accurate zero false alarm, long service life, and maintenance-free calibration.

[0026] When the gas laser sensor 1 is installed on a drone, the lowest point of its bottom needs to be higher than the lowest point of the drone to avoid affecting the take-off and landing of the drone.

[0027] In the embodiments of the present invention, please refer to Figure 1 and Figure 5 The clamping structure 2 includes two arc-shaped clamping plates 21 rotatably connected to the adjusting column 14 , and the ends of the two arc-shaped clamping plates 21 are fixedly mounted with ears 22 , and the two ears 22 are connected by connecting bolts 23 ;

[0028] It should be noted that when the gas laser sensor 1 is installed on the drone, the connecting bolts 23 are unscrewed, and the drone landing gear rod is clamped by the two arc-shaped clamping plates 21. The two ear pieces 22 are connected by the connecting bolts 23 so that the arc-shaped clamping plates 21 firmly clamp the drone landing gear rod.

[0029] Among them, rubber pads 211 are fixedly installed on the curved inner walls of the two curved splints 21; the rubber pads 211 cushion the clamping of the curved splints 21 and the drone landing gear rods to avoid rigid contact between the two and damage to the drone landing gear.

[0030] In the embodiments of the present invention, please refer to Figure 1 and Figure 2 The adjustment structure 3 includes a U-shaped frame 31 that is inverted on the connecting block 11, and an adjustment motor 32 for driving the connecting block 11 to rotate is fixedly mounted on the side wall of the U-shaped frame 31;

[0031] It should be noted that the adjustment motor 32 can drive the connecting block 11 to rotate, and the connecting block 11 is fixed on the gas laser sensor 1, so that the tilt angle of the gas laser sensor 1 can be adjusted in real time according to actual conditions.

[0032] In the embodiments of the present invention, please refer to Figure 1 、 Figure 2 and Figure 3 The steering structure 4 includes a steering motor 41 fixedly mounted on the mounting plate 12, and a drive shaft 42 fixedly connected to the U-shaped frame 31 is fixedly mounted on the output end of the steering motor 41;

[0033] It should be noted that the steering motor 41 can control the rotation of the driving shaft 42, and then adjust the rotation of the U-shaped frame 31 to achieve the steering adjustment of the gas laser sensor 1;

[0034] Among them, a lifting ring 43 is fixedly installed on the bottom of the mounting plate 12 and is sleeved on the drive shaft 42. An annular groove 311 is opened on the U-shaped frame 31, and the bottom of the lifting ring 43 is located in the annular groove 311 and is rotatably connected to the U-shaped frame 31; the bottom of the lifting ring 43 is located in the annular groove 311 and is rotatably connected to the U-shaped frame 31, realizing the docking between the mounting plate 12 and the U-shaped frame 31, so that the two can rotate relative to each other, avoiding the weight of the gas laser sensor 1 directly acting on the steering motor 41 through the drive shaft 42.

[0035] In the embodiments of the present invention, please refer to Figure 1 and Figure 4 The protective cover 5 includes two connecting plates 51 fixedly mounted on both sides of the connecting block 11 by fixing bolts 52, and a plurality of elastic rods 53 arranged and distributed are fixedly mounted on the two connecting plates 51. The elastic rods 53 are annularly sleeved on the gas laser sensor 1, and a reinforcement rod 54 is fixedly mounted on the plurality of elastic rods 53 to strengthen the connection between them.

[0036] It should be noted that the connecting plate 51 is fixed to the connecting block 11 on the gas laser sensor 1 by fixing bolts 52. The gas laser sensor 1 is wrapped by a plurality of annular elastic rods 53 arranged and distributed to prevent foreign objects from directly hitting the gas laser sensor 1 and causing damage to it. The elastic rods 53 have a certain degree of elasticity and can buffer external impact forces. The reinforcement rods 54 strengthen the connection between the multiple elastic rods 53.

[0037] The elastic rod 53 is made of a high-molecular elastic material, polyurethane, which has high elasticity and wear resistance, good anti-aging performance, and is often used in structural parts that require buffering protection.

[0038] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0039] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A gas monitoring system for a long-distance buried natural gas pipeline, comprising a gas laser sensor (1), characterized in that: A connecting block (11) is fixedly mounted on the upper end of the gas laser sensor (1), an adjusting structure (3) for adjusting the tilt angle of the gas laser sensor (1) is mounted on the connecting block (11), a mounting plate (12) is mounted above the connecting block (11), and a steering structure (4) for adjusting the lateral angle of the gas laser sensor (1) is mounted on the mounting plate (12), the connecting block (11) is also mounted with a protective cover (5) for protecting the gas laser sensor (1), four surrounding support rods (13) are mounted on the mounting plate (12), and a plurality of the support rods (13) are rotatably connected to the mounting plate (12), a strip-shaped opening (131) is opened on each of the four support rods (13), an adjusting column (14) is slidably connected in the strip-shaped opening (131), and a locking stud (15) is threadedly connected to the bottom of the adjusting column (14) and abutted against the bottom of the support rod (13), and a clamping structure (2) is mounted on each of the adjusting columns (14).

2. The gas monitoring system for long-distance buried natural gas pipelines according to claim 1, characterized in that: The clamping structure (2) comprises two arc-shaped clamping plates (21) rotatably connected to the adjustment column (14), and the ends of the two arc-shaped clamping plates (21) are fixedly mounted with ear pieces (22), and the two ear pieces (22) are connected by connecting bolts (23).

3. The gas monitoring system for long-distance buried natural gas pipelines according to claim 2, characterized in that: Rubber pads (211) are fixedly mounted on the arc-shaped inner walls of the two arc-shaped clamping plates (21).

4. The gas monitoring system for long-distance buried natural gas pipelines according to claim 1, characterized in that: The adjustment structure (3) comprises a U-shaped frame (31) that is buckled onto the connecting block (11), and an adjustment motor (32) for driving the connecting block (11) to rotate is fixedly mounted on a side wall of the U-shaped frame (31).

5. The gas monitoring system for long-distance buried natural gas pipelines according to claim 4, characterized in that: The steering structure (4) comprises a steering motor (41) fixedly mounted on a mounting plate (12), and a drive shaft (42) fixedly connected to the U-shaped frame (31) is fixedly mounted on an output end of the steering motor (41).

6. The gas monitoring system for long-distance buried natural gas pipelines according to claim 5, characterized in that: A lifting ring (43) sleeved on the drive shaft (42) is fixedly mounted on the bottom of the mounting plate (12); an annular rotating groove (311) is provided on the U-shaped frame (31); and the bottom of the lifting ring (43) is located in the annular rotating groove (311) and is rotatably connected to the U-shaped frame (31).

7. The gas monitoring system for long-distance buried natural gas pipelines according to claim 1, characterized in that: The protective cover (5) comprises two connecting plates (51) respectively fixedly mounted on both sides of the connecting block (11) by fixing bolts (52), and a plurality of elastic rods (53) arranged and distributed are fixedly mounted on the two connecting plates (51), the elastic rods (53) are annularly sleeved on the gas laser sensor (1), and a plurality of reinforcing rods (54) are fixedly mounted on the elastic rods (53) to strengthen the connection strength between them.

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