Vibration monitoring mechanism of buried gas monitor

Abstract

The utility model discloses a vibration monitoring mechanism of a buried gas monitor, the vibration monitoring mechanism of the buried gas monitor comprises a gas pipeline, a closed protection assembly is fixedly arranged on the outer surface of the gas pipeline, and a vibration monitor is fixedly arranged in an inner cavity of the closed protection assembly; in order to solve the problems that in the prior art, when a common vibration monitoring mechanism carries out vibration monitoring on a pipeline buried underground, vibration generated due to gas leakage is small, and the surrounding environment is likely to have large influences on vibration monitoring, the vibration assembly is designed, and through the arrangement of the vibration assembly, the vibration monitoring efficiency is improved. According to the gas leakage monitoring device, continuous vibration can be automatically carried out when gas leaks, so that continuous vibration can be monitored through the vibration monitor, gas leakage can be rapidly judged, and the problem that tiny vibration is difficult to monitor due to surrounding environment interference is solved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of gas pipeline vibration monitoring, in particular to a vibration monitoring mechanism of a buried gas monitor. BACKGROUND

[0002] The buried gas pipeline is a pipeline specially used for buried gas transmission, has the characteristics of corrosion resistance and high pressure resistance, and is an important part of the urban gas transmission system. The buried gas pipeline is deeply buried underground and far away from potential dangers on the ground, such as traffic accidents and human damage, thereby greatly reducing the safety risk. When the gas pipeline leaks, the ejected gas will produce continuous vibration, which needs to be monitored by a corresponding vibration monitoring mechanism.

[0003] In the prior art document "CN214275277U Optical fiber grating vibration sensor for monitoring new gas pipeline", a vibration monitor is disclosed. Although the vibration monitor can monitor the vibration of the gas pipeline, the underground pipeline network may also be affected by various vibrations, such as traffic flow and geological activity. These vibrations are often mixed with the vibrations caused by gas leakage, increasing the monitoring difficulty.

[0004] That is, the prior art has the following technical problems: the ordinary vibration monitor is easily affected by other vibrations. Therefore, the vibration monitoring mechanism of the buried gas monitor is proposed to solve the above problems. SUMMARY

[0005] In this embodiment, the vibration monitoring mechanism of the buried gas monitor is provided to solve the problem that the ordinary vibration monitor in the prior art is easily affected by other vibrations.

[0006] According to one aspect of the application, a vibration monitoring mechanism of a buried gas monitor is provided, which comprises:

[0007] A gas pipeline, wherein an enclosed protection assembly is fixedly arranged on the outer surface of the gas pipeline, and a vibration monitor is fixedly arranged in the inner cavity of the enclosed protection assembly, the vibration monitor is used for monitoring vibration, and the enclosed protection assembly is used for protecting the gas pipeline and the vibration monitor.

[0008] A vibration assembly, which is fixedly arranged in the inner cavity of the enclosed protection assembly, and is used for automatically vibrating when gas leaks.

[0009] Further, the enclosed protection assembly comprises a spacing circular plate, a protective film and a communication pipe, and the spacing circular plate is made of stainless steel.

[0010] Further, the interval circular plates are provided with a plurality of interval circular plates, and the plurality of interval circular plates are fixedly arranged at the arc-shaped wall of the gas pipeline at equal intervals, and a protective film is fixedly connected to the edge of the plurality of interval circular plates.

[0011] Further, the vibration monitor is provided with a plurality of vibration monitors, and the plurality of vibration monitors are fixedly arranged at the side walls of the plurality of interval circular plates in an equidistant array, and the vibration can be monitored through the working of the vibration monitor.

[0012] Further, the communication pipe is provided with a plurality of communication pipes, and the plurality of communication pipes are fixedly arranged at the side walls of the interval circular plates, and a circular opening is arranged at the side wall of the interval circular plate, and the circular opening is aligned with one end of the communication pipe.

[0013] Further, the vibration assembly comprises a fixed support, a ball bearing, a rotating rod, a connecting cylinder, a spiral blade, a rotating plate, a contact rod, a steel ball and a connecting spring, the vibration assembly is fixedly arranged in the inner cavity of the communication pipe, the vibration assemblies are fixedly arranged at both ends of the inner cavity of the communication pipe, and the vibration assemblies on both sides are arranged in a mirror image.

[0014] Further, the fixed support is fixedly arranged at the inner cavity wall of the communication pipe, and one end of the fixed support is rotatably connected with the rotating rod through the communication pipe.

[0015] Further, one end of the rotating rod is fixedly connected with the connecting cylinder, and a plurality of spiral blades are fixedly arranged at the arc-shaped wall of the connecting cylinder.

[0016] Further, one end of the rotating rod is fixedly connected with the rotating plate, and the contact rods are fixedly connected to both ends of the rotating plate.

[0017] Further, one end of the connecting spring is fixedly connected to the arc-shaped wall of the steel ball, the other end of the connecting spring is fixedly connected between the inner cavity wall of the communication pipe, and the top rod is fixedly connected to the outer wall of the steel ball.

[0018] Through the above technical solutions of the present application, in order to solve the problem that the ordinary vibration monitoring mechanism in the prior art is difficult to monitor the micro-vibration due to the influence of the surrounding environment when monitoring the vibration of the underground buried pipeline, the vibration assembly is designed, which can automatically and continuously vibrate when the gas leaks, so that the vibration monitor can monitor the continuous vibration, thereby quickly judging the gas leakage, avoiding the problem of difficult to monitor the micro-vibration caused by the surrounding environment interference, and the closed protection assembly can also play a waterproof protection role for the vibration monitor, avoiding the damage caused by underground water seepage when installed underground. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0020] Figure 1 The overall structure schematic diagram of one embodiment of the present application;

[0021] Figure 2 The side structure schematic diagram of one embodiment of the present application;

[0022] Figure 3 The internal structure schematic diagram of the closed protection assembly of one embodiment of the present application;

[0023] Figure 4 The structure schematic diagram of the closed protection assembly of one embodiment of the present application;

[0024] Figure 5 The connection schematic diagram of the vibration assembly of one embodiment of the present application;

[0025] Figure 6 The A part of the vibration assembly of one embodiment of the present application; Figure 5 The local enlarged structure schematic diagram of the A part of the vibration assembly of one embodiment of the present application.

[0026] In the drawings:

[0027] Gas pipeline 1, connecting flange 101;

[0028] Closed protection assembly 2, spacing circular plate 201, circular opening 2011, protective film 202, communication pipe 203;

[0029] Vibration assembly 3, fixed support 301, ball bearing 302, rotating rod 303, connecting cylinder 304, spiral blade 305, rotating plate 306, contact rod 307, steel ball 308, connecting spring 309, top rod 310;

[0030] Vibration monitor 4. DETAILED DESCRIPTION

[0031] In order to make the person skilled in the art better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0032] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above drawings are used to distinguish similar objects, and do not necessarily have to be used to describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device including a series of steps or units does not have to be limited to those steps or units clearly listed, but can include other steps or units not clearly listed or inherent to these processes, methods, products or devices.

[0033] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0034] In addition, in addition to being used to indicate the orientation or positional relationship, the above-mentioned partial terms can also be used to indicate other meanings, for example, the term "upper" can also be used to indicate a certain dependent relationship or connection relationship in some cases. For those skilled in the art, the specific meaning of these terms in the present application can be understood according to the specific circumstances.

[0035] In addition, the terms "mount", "set", "provided with", "connected", "connected", "sleeved" should be broadly understood. For example, it can be a fixed connection, a detachable connection, or a monolithic structure; it can be a mechanical connection, or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or internal communication between two devices, elements or components. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0036] Please refer to Figures 1-6 As shown in the drawings, a vibration monitoring mechanism of a buried gas monitor, the vibration monitoring mechanism of the buried gas monitor comprises:

[0037] A gas pipeline 1, a closed protection assembly 2 is fixedly arranged at the outer surface of the gas pipeline 1, a vibration monitor 4 is fixedly arranged in the inner cavity of the closed protection assembly 2, the vibration monitor 4 is used for monitoring vibration, and the closed protection assembly 2 is used for protecting the gas pipeline 1 and the vibration monitor 4;

[0038] A vibration assembly 3 is fixedly arranged in the inner cavity of the closed protection assembly 2, and the vibration assembly 3 is used to automatically vibrate when gas leaks.

[0039] Through the above technical solution, through the arrangement of the vibration assembly 3, when the gas leaks, the vibration assembly 3 can automatically vibrate continuously, so that the vibration monitoring instrument 4 can monitor the continuous vibration, and then quickly judge the gas leakage, avoiding the problem that it is difficult to monitor the micro-vibration caused by the surrounding environment interference. At the same time, the closed protection assembly 2 of the present application can also play a waterproof protection role for the vibration monitoring instrument 4, avoiding damage caused by underground seepage.

[0040] The closed protection assembly 2 comprises a spacing circular plate 201, a protective film 202 and a communication pipe 203, and the spacing circular plate 201 is made of stainless steel material;

[0041] The spacing circular plate 201 is provided with a plurality of spacing circular plates 201, and the plurality of spacing circular plates 201 are fixedly arranged at equal intervals at the arc-shaped wall of the gas pipeline 1. The edge of the plurality of spacing circular plates 201 is fixedly connected with the protective film 202. Through the arrangement of the protective film 202, the protective protection function can be achieved.

[0042] The vibration monitoring instrument 4 is provided with a plurality of vibration monitoring instruments 4, and the plurality of vibration monitoring instruments 4 are fixedly arranged at equal intervals on the side walls of the plurality of spacing circular plates 201. Through the working of the vibration monitoring instrument 4, the vibration can be monitored. After the vibration monitoring instrument 4 collects the vibration signal and processes the vibration signal through the signal processing technology, the subsequent judgment accuracy and reliability are improved.

[0043] The communication pipe 203 is provided with a plurality of communication pipes 203, and the plurality of communication pipes 203 are fixedly arranged at the side walls of the spacing circular plates 201. The side wall of the spacing circular plate 201 is provided with a circular opening 2011, and the circular opening 2011 is aligned with one end of the communication pipe 203. Through the above technical solution, when the gas pipeline 1 leaks at a certain position, the leaked gas will not escape to the outside due to the arrangement of the protective film 202, but flow in the inside of the protective film 202. Due to the arrangement of the communication pipe 203, the leaked gas will flow continuously along the communication pipe 203, so as to generate airflow in the inner cavity of the communication pipe 203.

[0044] The vibration assembly 3 comprises a fixed support 301, a ball bearing 302, a rotating rod 303, a connecting cylinder 304, a spiral blade 305, a rotating plate 306, a contact rod 307, a steel ball 308 and a connecting spring 309, the vibration assembly 3 is fixedly arranged in the inner cavity of the communicating pipe 203, the inner cavity of the communicating pipe 203 is provided with the vibration assembly 3 at both ends, and the vibration assemblies 3 on both sides are mirror image arranged.

[0045] The fixed support 301 is fixedly arranged at the inner cavity wall of the communicating pipe 203, and one end of the fixed support 301 is rotatably connected with the rotating rod 303 through the communicating pipe 203.

[0046] One end of the rotating rod 303 is fixedly connected with the connecting cylinder 304, and the arc-shaped wall of the connecting cylinder 304 is fixedly provided with a plurality of spiral blades 305, when the gas leaks, the leaked gas diffuses to the distal end through the communicating pipe 203, and the gas moves in the inner cavity of the communicating pipe 203, so as to drive the spiral blade 305 to rotate, thereby the rotation of the spiral blade 305 can drive the connecting cylinder 304 to rotate, and further drive the rotating rod 303 to rotate.

[0047] One end of the rotating rod 303 is fixedly connected with the rotating plate 306, and both ends of the rotating plate 306 are fixedly connected with the contact rod 307.

[0048] One end of the connecting spring 309 is fixedly connected with the arc wall of the steel ball 308, the other end of the connecting spring 309 is fixedly connected with the inner cavity wall of the communication pipe 203, the outer wall of the steel ball 308 is fixedly connected with the top rod 310, when the leaked gas moves and diffuses in the inner cavity of the communication pipe 203, the gas can drive the rotary rod 303 to rotate, the rotation of the rotary rod 303 can drive the rotary plate 306 to rotate, the rotation of the rotary plate 306 can drive the contact rod 307 to rotate, the rotating contact rod 307 can constantly knock the steel ball 308, the steel ball 308 is knocked to produce continuous vibration, the vibrating steel ball 308 drives the top rod 310 to vibrate up and down, the vibrating top rod 310 can knock the inner wall of the communication pipe 203 to produce vibration, the vibration is transmitted to the interval circular plate 201, the vibration monitoring instrument 4 installed on the interval circular plate 201 can capture the vibration signal, because the steel ball 308 is constantly knocked, a continuous and obvious vibration signal can be produced, the vibration monitoring instrument 4 can effectively capture the obvious vibration signal, the leakage information can be found in time, compared with the signal produced by the ordinary gas leakage, the vibration assembly 3 can produce a relatively continuous and obvious vibration signal, the vibration monitoring instrument 4 can capture the vibration signal in time, external vibration is difficult to interfere, and the use effect is good.

[0049] The above only describes the preferred embodiments of the present application and is not used to limit the present application. Those skilled in the art can make various changes and modifications to the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A vibration monitoring mechanism of a buried gas monitor, characterized by: The vibration monitoring mechanism of the buried gas monitoring instrument comprises: A gas pipeline (1) is provided with a closed protection assembly (2) on the outer surface, and a vibration monitoring instrument (4) is fixedly arranged in the inner cavity of the closed protection assembly (2) for monitoring vibration, and the closed protection assembly (2) is used for protecting the gas pipeline (1) and the vibration monitoring instrument (4); A vibration assembly (3) is fixedly arranged in the inner cavity of the closed protection assembly (2) and used for automatically vibrating when gas leaks.

2. The vibration monitoring mechanism of the buried gas monitor according to claim 1, characterized in that: The closed protection assembly (2) comprises a spacing circular plate (201), a protective film (202) and a communication pipe (203), and the spacing circular plate (201) is made of stainless steel.

3. The vibration monitoring mechanism of a buried gas monitor according to claim 2, characterized in that: The spacing circular plate (201) is provided with a plurality of spacing circular plates (201) fixedly arranged at the arc-shaped wall of the gas pipeline (1) at equal intervals, and the edges of the spacing circular plates (201) are fixedly connected with the protective films (202).

4. The vibration monitoring mechanism of the buried gas monitor according to claim 2, characterized in that: The vibration monitoring instrument (4) is provided with a plurality of vibration monitoring instruments (4) fixedly arranged at the side walls of the spacing circular plates (201) in an equidistant array.

5. The vibration monitoring mechanism of a buried gas monitor according to claim 2, characterized in that: The communication pipe (203) is provided with a plurality of communication pipes (203) fixedly arranged at the side walls of the spacing circular plates (201), and the side walls of the spacing circular plates (201) are provided with circular openings (2011) aligned with one end of the communication pipe (203).

6. The vibration monitoring mechanism of a buried gas monitor according to claim 1, characterized in that: The vibration assembly (3) comprises a fixed support (301), a ball bearing (302), a rotating rod (303), a connecting cylinder (304), a spiral blade (305), a rotating plate (306), a contact rod (307), a steel ball (308) and a connecting spring (309), and the vibration assembly (3) is fixedly arranged in the inner cavity of the communication pipe (203).

7. The vibration monitoring mechanism of a buried gas monitor according to claim 6, characterized in that: The fixed support (301) is fixedly arranged at the inner cavity wall of the communication pipe (203), and one end of the fixed support (301) is rotatably connected with the rotating rod (303) through the communication pipe (203).

8. The vibration monitoring mechanism of a buried gas monitor according to claim 6, characterized in that: One end of the rotating rod (303) is fixedly connected with the connecting cylinder (304), and the arc-shaped wall of the connecting cylinder (304) is fixedly provided with a plurality of spiral blades (305).

9. The vibration monitoring mechanism of a buried gas monitor according to claim 6, characterized in that: One end of the rotating rod (303) is fixedly connected with the rotating plate (306), and both ends of the rotating plate (306) are fixedly connected with the contact rods (307).

10. The vibration monitoring mechanism of a buried gas monitor according to claim 6, characterized in that: One end of the connecting spring (309) is fixedly connected with the arc-shaped wall of the steel ball (308), and the other end of the connecting spring (309) is fixedly connected with the inner cavity wall of the communication pipe (203), and the outer wall of the steel ball (308) is fixedly connected with the top rod (310).

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