Emergency leaking stoppage device for natural gas pipeline

Abstract

The utility model relates to the technical field of pipeline safety, and particularly discloses a natural gas pipeline emergency leaking stoppage device which comprises a transverse plate, a plurality of first square openings distributed at equal intervals are formed in the outer wall of the top of the transverse plate, and a plurality of second square openings distributed at equal intervals are formed in the outer wall of the top of the transverse plate. One ends of the multiple first steel belts are fixedly installed on the outer wall of the top of the transverse plate in an equidistant distribution mode, a second square opening is formed in one side of the outer wall of the top of each first steel belt, and the second square openings are located over the first square openings; the rubber pad is fixedly installed on the inner walls of the first steel belts, and the rubber pad is located below the transverse plate; the multiple connecting mechanisms are fixedly mounted at the ends, away from the transverse plate, of the corresponding first steel belts correspondingly; the second steel belt is fixed through the locking mechanism, so that the whole device is fixed to the leakage position of the pipeline, gas in the pipeline is prevented from leaking outwards through the rubber pad, the emergency leaking stoppage effect is achieved, and follow-up repairing of the pipeline is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline safety, and in particular relates to an emergency leakage plugging device for a natural gas pipeline. Background Art

[0002] A natural gas pipeline is a gas transmission pipeline used to transport natural gas. It is mainly made of steel pipes, synthetic materials and other materials, connected by electric welding. After long-term use, the pipeline material itself fatigues and cracks or perforates and leaks, or it cracks or perforates due to external oxidation and corrosion. In this case, in order to quickly stop the leak, a natural gas pipeline emergency leak-stopping device is needed.

[0003] In the Chinese patent with publication number CN214789781U, a natural gas pipeline plugging device is mentioned, which includes a plugging piece, a connecting assembly and a clamp, wherein the plugging piece is glued to the leaking point of the pipeline, the clamp is sleeved on the pipeline, the connecting assembly is arranged between the plugging piece and the clamp, and the plugging piece and the connecting assembly are fixed to the pipeline through the clamp. The utility model provides a natural gas pipeline plugging device with simple installation and strong versatility.

[0004] However, there are some problems in the use of the above device. The above device seals the perforation of the pipeline by using a leak-proof piece, and then fixes it by a clamp. However, when the location of the crack and perforation of the pipeline is complex and the pipe wall is severely corroded and difficult to weld, the leak-proof piece cannot ensure that multiple leakage locations on the pipeline surface are sealed.

[0005] Therefore, those skilled in the art have proposed a natural gas pipeline emergency leak plugging device to solve the above-mentioned problems. Utility Model Content

[0006] The utility model aims to provide a natural gas pipeline emergency leak plugging device to solve the problems raised in the above background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A natural gas pipeline emergency leak plugging device, comprising:

[0009] A horizontal plate, wherein a plurality of square openings are formed on the top outer wall of the horizontal plate and are evenly spaced;

[0010] Steel belt one, one end of a plurality of said steel belts one is evenly distributed and fixedly mounted on the top outer wall of the horizontal plate, a square opening two is opened on one side of the top outer wall of said steel belt one, and said square opening two is located directly above the square opening one;

[0011] A rubber pad, the rubber pad is fixedly mounted on the inner wall of the plurality of steel belts, and the rubber pad is located below the transverse plate;

[0012] A connecting mechanism, wherein a plurality of the connecting mechanisms are respectively fixedly mounted on an end of the corresponding steel belt 1 away from the horizontal plate, and one end of the connecting mechanism is attached to the surface of the steel belt 1;

[0013] A square rod, the square rod is vertically inserted into the inner wall of the square opening 1, the square rod passes through the square opening 2 and the interior of the connecting mechanism in sequence, and a mounting hole is opened on the outer wall of one side of the square rod;

[0014] The locking mechanisms are respectively fixed inside the corresponding mounting holes, and the two ends of the locking mechanisms are located on the outer walls on both sides of the connecting mechanism.

[0015] Preferably, the connecting mechanism includes steel belt 2, one end of which is fixedly mounted on the end of steel belt 1 away from the horizontal plate, the other end of which is attached to the starting end of steel belt 1, and a strip opening is opened on the top outer wall of steel belt 2.

[0016] Preferably, the outer walls on both sides of the second steel belt are provided with insertion holes near the strip-shaped opening.

[0017] Preferably, a fixing belt is fixedly installed on one side of the two top outer walls of the steel belt.

[0018] Preferably, the locking mechanism includes a locking rod, which is inserted into the circumferential inner wall of the mounting hole, and the two ends of the locking rod are passed through the corresponding insertion holes on both sides. The two ends of the locking rod are fitted with gaskets on the outer walls of both sides of the steel belt 2, and the two ends of the circumferential outer wall of the locking rod are fitted with locking caps near the gaskets.

[0019] Preferably, sealing tapes are fixed at the four corners of the rubber pad.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] (1) The utility model is provided with a rubber pad, which is covered on the leaking part of the pipeline. All leaking parts in one area of ​​the pipeline are covered by the rubber pad, and then a horizontal plate is placed on the surface of the pipeline. Steel belt one is attached to the outside of the pipeline, and steel belt two is pulled by a fixing belt, so that steel belt one and steel belt two are tightened, so that the rubber pad is tightly attached to the surface of the pipeline, and then steel belt two is fixed by a locking mechanism, so that the entire device is fixed on the leaking part of the pipeline, and the rubber pad is used to prevent the internal gas of the pipeline from leaking outward, thereby achieving the effect of emergency plugging, and facilitating the subsequent repair of the pipeline.

[0022] (2) The utility model is provided with sealing tapes, which are located at the four corners of the rubber pad. The four corners of the rubber pad are fixed to the pipe by the sealing tapes, thereby enhancing the sealing effect of the rubber pad. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall structure of the first embodiment of the utility model;

[0024] Figure 2 This is a structural schematic diagram of a transverse plate and a steel belt according to Embodiment 1 of the present utility model;

[0025] Figure 3 for Figure 1 A schematic diagram of the enlarged structure at point A;

[0026] Figure 4 This is a schematic diagram of the overall structure of the second embodiment of the present utility model;

[0027] In the figure: 1, horizontal plate; 2, steel belt 1; 3, rubber pad; 4, connecting mechanism; 5, fixing belt; 6, square rod; 7, locking mechanism; 8, square opening 1; 9, square opening 2; 10, sealing tape;

[0028] 401, steel belt 2; 402, strip mouth; 403, jack;

[0029] 701, gasket; 702, locking rod; 703, locking cap. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Embodiment 1:

[0032] See also Figure 1-Figure 3 As shown, a natural gas pipeline emergency leak plugging device comprises:

[0033] A horizontal plate 1, wherein a plurality of square openings 8 are formed on the top outer wall of the horizontal plate 1 and are evenly spaced;

[0034] Steel belt 1 2, one end of a plurality of steel belts 1 2 is fixedly installed on the top outer wall of the horizontal plate 1 at equal intervals, and a square opening 2 9 is opened on one side of the top outer wall of the steel belt 1 2, and the square opening 2 9 is located directly above the square opening 1 8;

[0035] The rubber pad 3 is fixedly mounted on the inner wall of the plurality of steel belts 2, and the rubber pad 3 is located below the horizontal plate 1;

[0036] Connecting mechanism 4, multiple connecting mechanisms 4 are respectively fixedly mounted on the end of the corresponding steel belt 1 2 away from the horizontal plate 1, and one end of the connecting mechanism 4 is attached to the surface of the steel belt 1 2;

[0037] A square rod 6 is vertically inserted into the inner wall of the square opening 1 8, and passes through the square opening 2 9 and the interior of the connecting mechanism 4 in sequence. A mounting hole is opened on the outer wall of one side of the square rod 6;

[0038] The locking mechanisms 7 , wherein the multiple locking mechanisms 7 are respectively fixed inside the corresponding mounting holes, and the two ends of the locking mechanisms 7 are located on the outer walls on both sides of the connecting mechanism 4 .

[0039] As can be seen from the above, when in use, find the leakage position of the natural gas pipeline, and then start emergency treatment, place the horizontal plate 1 on the surface of the pipeline, and then align the rubber pad 3 with the pipeline leakage area, and fit the rubber pad 3 to the surface of the pipeline in the leakage area, and then wrap the steel belt 2 around the pipeline surface, and then tighten the connecting mechanism 4, so that the steel belt 2 and the connecting mechanism 4 are tightened, so that the rubber pad 3 is tightly fitted to the pipeline surface, and then the locking mechanism 7 is inserted into the square rod 6 to fix the device, thereby completing the emergency plugging work at the natural gas pipeline leakage, which is convenient for subsequent staff to repair the pipeline.

[0040] Specifically, the connecting mechanism 4 includes a steel belt 401, one end of which is fixedly mounted on an end of the steel belt 2 away from the horizontal plate 1, and the other end of the steel belt 401 is attached to the starting end of the steel belt 2, and a strip opening 402 is opened on the top outer wall of the steel belt 401.

[0041] As can be seen from the above, the square rod 6 is inserted into the strip opening 402, and then the square rod 6 and the connecting mechanism 4 are fixed by the locking mechanism 7, thereby fixing the entire device, so that the rubber pad 3 fits the surface of the pipeline leaking.

[0042] Specifically, the outer walls of both sides of the second steel belt 401 are provided with insertion holes 403 near the strip opening 402 .

[0043] As can be seen from the above, after the steel belt 1 2 is tightened by the connecting mechanism 4, the locking mechanism 7 is inserted into the mounting hole and the corresponding plug hole 403, so as to fix the steel belt 2 401 and the steel belt 1 2.

[0044] Specifically, a fixing belt 5 is fixedly installed on one side of the top outer wall of the second steel belt 401.

[0045] As can be seen from the above, by pulling the steel belt 2 401 through the fixing belt 5, the steel belt 1 2 and the steel belt 2 401 are tightened and fixed, so that the rubber pad 3 is tightly attached to the surface of the pipeline, thereby ensuring the plugging effect.

[0046] Specifically, the locking mechanism 7 includes a locking rod 702, which is inserted into the circumferential inner wall of the mounting hole. Both ends of the locking rod 702 pass through the corresponding insertion holes 403 on both sides. Both ends of the locking rod 702 are fitted with gaskets 701 on the outer walls of both sides of the steel belt 401, and both ends of the circumferential outer wall of the locking rod 702 are fitted with locking caps 703 near the gaskets 701.

[0047] As can be seen from the above, after the locking rod 702 is inserted into the mounting hole and the corresponding insertion hole 403, the gasket 701 is put on, and then the locking rod 702 is fixed by the locking cap 703, thereby fixing the entire device.

[0048] Working principle: When in use, find the leakage position of the natural gas pipeline, and then start emergency treatment, place the horizontal plate 1 on the surface of the pipeline, and then align the rubber pad 3 with the pipeline leakage area, and fit the rubber pad 3 to the surface of the pipeline in the leakage area, and then wrap the steel belt 2 around the pipeline surface, and then tighten the connecting mechanism 4, so that the steel belt 2 and the connecting mechanism 4 are tightened, so that the rubber pad 3 fits tightly to the pipeline surface, and then insert the locking mechanism 7 into the square rod 6 to fix the device, thereby completing the emergency plugging work at the natural gas pipeline leakage, which is convenient for subsequent staff to repair the pipeline.

[0049] Embodiment 2:

[0050] refer to Figure 4 As shown, this embodiment is basically the same as the previous embodiment, except that sealing tapes 10 are fixed to the four corners of the rubber pad 3 .

[0051] As can be seen from the above, the sealing tapes 10 are located at the four corners of the rubber pad 3 , and the four corners of the rubber pad 3 where they fit the pipe are fixed by the sealing tapes 10 , thereby enhancing the sealing effect of the rubber pad 3 .

[0052] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A natural gas pipeline emergency leak plugging device, characterized in that: include: A horizontal plate (1), wherein a plurality of square openings (8) are formed on the top outer wall of the horizontal plate (1) and are evenly spaced; Steel belt one (2), one end of a plurality of said steel belts one (2) being evenly distributed and fixedly mounted on the top outer wall of the horizontal plate (1), a square opening two (9) being opened on one side of the top outer wall of said steel belt one (2), said square opening two (9) being located directly above the square opening one (8); A rubber pad (3), the rubber pad (3) being fixedly mounted on the inner wall of the plurality of steel belts (2), the rubber pad (3) being located below the transverse plate (1); A connecting mechanism (4), wherein a plurality of the connecting mechanisms (4) are respectively fixedly mounted on an end of the corresponding steel belt one (2) away from the transverse plate (1), and one end of the connecting mechanism (4) is attached to the surface of the steel belt one (2); A square rod (6), the square rod (6) being vertically inserted into the inner wall of the square opening (8), the square rod (6) passing through the square opening (9) and the interior of the connecting mechanism (4) in sequence, and a mounting hole being formed on the outer wall of one side of the square rod (6); A locking mechanism (7), wherein a plurality of the locking mechanisms (7) are respectively fixed inside corresponding mounting holes, and two ends of the locking mechanisms (7) are located on two side outer walls of the connecting mechanism (4).

2. A natural gas pipeline emergency leak plugging device according to claim 1, characterized in that: The connecting mechanism (4) comprises a second steel belt (401), one end of the second steel belt (401) being fixedly mounted on an end of the first steel belt (2) away from the horizontal plate (1), the other end of the second steel belt (401) being attached to the starting end of the first steel belt (2), and a strip-shaped opening (402) being provided on the top outer wall of the second steel belt (401).

3. A natural gas pipeline emergency leak plugging device according to claim 2, characterized in that: The outer walls of both sides of the second steel belt (401) are provided with insertion holes (403) near the strip-shaped opening (402).

4. A natural gas pipeline emergency leak plugging device according to claim 2, characterized in that: A fixing belt (5) is fixedly installed on one side of the top outer wall of the second steel belt (401).

5. A natural gas pipeline emergency leak plugging device according to claim 3, characterized in that: The locking mechanism (7) comprises a locking rod (702), the locking rod (702) being inserted into the circumferential inner wall of the mounting hole, the two ends of the locking rod (702) passing through the corresponding insertion holes (403) on both sides, the two ends of the locking rod (702) being fitted with gaskets (701) on the outer walls of both sides of the steel belt 2 (401), and the two ends of the circumferential outer wall of the locking rod (702) being fitted with locking caps (703) at positions close to the gaskets (701).

6. A natural gas pipeline emergency leak plugging device according to claim 1, characterized in that: Sealing tapes (10) are fixed to the four corners of the rubber pad (3).

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