Natural gas pipeline mounting structure

Abstract

The utility model provides a natural gas pipeline installation structure, and belongs to the technical field of pipeline installation engineering. According to the installation structure, a lower bracket is located at the top of an outer column and integrally formed with the outer column, side wings are arranged on the two sides of the lower bracket and an upper bracket respectively, an inner cavity is formed in the upper bracket, and first pipe bodies located in the side wings and second pipe bodies located outside the side wings are arranged in the inner cavity respectively; the fastening screw penetrates through the side wing of the lower bracket, penetrates through the first pipe body and is fixedly connected with the nut, the compression screw is in threaded connection with the second pipe body, a convex line which does not extend in the thread direction is arranged on the outer wall of the compression screw, a pressing plate is fixedly connected to the inner end of the compression screw, and a gasket is fixedly connected to the pressing plate. According to the utility model, the pressing mechanism is additionally arranged for the pipeline, and the anti-loosening structure is designed for the pressing mechanism. The self-vibration of the pipeline when the flow is unstable can be relieved, and the service life of the pipeline and the service life of an installation structure of the pipeline can be prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline installation engineering technical field, concretely is a natural gas pipeline installation structure. BACKGROUND

[0002] Pipeline installation engineering is the process of connecting and fixing each component in the pipeline system according to the design requirements. This process involves various types of pipelines, including metal and non-metal pipelines, for transporting gas, liquid or fluid with solid particles. Pipeline installation engineering is widely used in water supply, drainage, heating, coal gas supply, long-distance transportation of oil and natural gas, agricultural irrigation, hydraulic engineering and various industrial devices.

[0003] Natural gas pipeline refers to the pipeline that transports natural gas (including associated gas produced in oil fields) from the mining site or processing plant to the city gas distribution center or industrial enterprise user, also known as gas pipeline. Natural gas pipeline usually uses steel pipe or PE material. Steel pipe includes seamless pipe, spiral seam pipe and straight seam pipe, suitable for different pipe diameter requirements. PE pipe is widely used due to its good corrosion resistance. In the prior art, when the natural gas flow is uneven, the instantaneous flow changes sharply, causing pipeline vibration phenomenon. This phenomenon is more obvious under conventional installation structure, which is not conducive to prolonging the service life of the pipeline and its installation structure. SUMMARY

[0004] The technical problem to be solved by the utility model is that the vibration phenomenon of the pipeline and its installation structure is more obvious under the conventional installation structure when the natural gas flow is unstable.

[0005] To achieve the above technical purposes, the utility model adopts the following technical scheme:

[0006] A natural gas pipeline installation structure, including base plate, support, outer column, mounting hole, dowel, lower bracket, upper bracket, inner cavity, first pipe body, fastening screw, nut, second pipe body, compression screw, pressing plate, convex line, gasket, wherein, the support is welded and fixed on the base plate, the outer column and the support are mutually inserted, a plurality of mounting holes are arranged on the outer column and the support respectively, one of the mounting holes on the outer column and one of the mounting holes on the support are matched and penetrated by the dowel, the lower bracket is located at the top of the outer column and is integrally formed with the outer column, side wings are arranged on both sides of the lower bracket and the upper bracket respectively, the inner cavity is arranged in the upper bracket, the first pipe body located in the side wing and the second pipe body located outside the side wing are arranged in the inner cavity, the fastening screw penetrates the side wing of the lower bracket and penetrates the first pipe body and is tightly connected with the nut, the compression screw is threadedly connected with the second pipe body, the convex line not extending along the thread direction is arranged on the outer wall of the compression screw, the pressing plate is fixedly connected with the compression screw at the inner end, and the gasket is fixedly connected with the pressing plate.

[0007] As a preferred, the gasket is made of rubber material.

[0008] As preferred, the natural gas pipeline is clamped and fixed between the lower bracket and the upper bracket, and the gasket is pressed on the surface of the natural gas pipeline.

[0009] As preferred, a spring washer is arranged between the nut and the side wing of the upper bracket.

[0010] As preferred, a pull bar is connected between the first pipe body and the second pipe body, and the pull bar is arranged in the inner cavity.

[0011] As preferred, a wire loop is arranged at both ends of the pull bar, and the wire loops on both sides are respectively clamped on the first pipe body and the second pipe body.

[0012] In the above technical solution, the base plate is fixed with the ground foundation structure, which plays a basic bearing role for the utility model; the support and the outer column are inserted and matched, and a plurality of mounting holes are arranged on the two in the longitudinal direction, and the mounting holes are fixed by the pin when they are mutually matched, and based on the cooperation of different mounting holes, the installation height of the natural gas pipeline can be adjusted. The lower bracket and the upper bracket jointly clamp the natural gas pipeline, and the two are relatively matched through the side wings of the edges, and then are fixed by the fastening screw and the nut. In order to strengthen the stability of the installation structure, the utility model adds a second pipe body on the upper bracket, and the pressing plate and the gasket are pressed on the surface of the natural gas pipeline by the pressing screw, so that the stability is further ensured; in order to avoid the loosening of the pressing screw in the vibration state, the utility model is provided with a convex line which does not extend in the direction of the thread on the surface of the pressing screw, so that when the pressing screw is tightly fastened with the internal thread in the second pipe body, the convex line and the thread form a cross shape, which plays a certain anti-loosening role. In the preferred technical solution, a spring washer can be added at the nut to play an anti-loosening role; and a pull bar can be further arranged in the inner cavity and connected between the first pipe body and the second pipe body, so that the stability of the structure is further ensured.

[0013] The utility model provides a kind of natural gas pipeline installation structure. The technical solution adds pressing mechanism to pipeline, and designs anti-loosening structure for pressing mechanism. The utility model can alleviate the vibration of pipeline when flow is unstable, which is conducive to prolonging the service life of pipeline and its installation structure. ACCURATE DRAWINGS

[0014] Figure 1 It is the overall view of the utility model;

[0015] Figure 2 It is the partial cutaway view of the utility model;

[0016] Figure 3 It is Figure 2 The partial view of position A in it;

[0017] Figure 4 It is the partial structure view of the utility model;

[0018] In the drawings:

[0019] DETAILED DESCRIPTION

[0020] The specific embodiments of the present application will be described in detail below. In order to avoid too many unnecessary details, the well-known structures or functions will not be described in detail in the following examples. The approximate language used in the following examples can be used for quantitative expression, indicating that the amount can be allowed to have certain changes without changing the basic function. Unless defined, the technical and scientific terms used in the following examples have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0021] Example 1

[0022] A natural gas pipeline installation structure, as shown in Figures 1-4 It comprises a base plate 1, a support column 2, an outer column 3, a mounting hole 4, a pin 5, a lower bracket 6, an upper bracket 7, an inner cavity 8, a first pipe body 9, a fastening screw 10, a nut 11, a second pipe body 12, a compression screw 13, a pressing plate 14, a convex line 15, and a gasket 16. The support column 2 is welded and fixed on the base plate 1, and the outer column 3 is inserted with the support column 2. A plurality of mounting holes 4 are provided on the outer column 3 and the support column 2, respectively. When one of the mounting holes 4 on the outer column 3 is matched with one of the mounting holes 4 on the support column 2, the pin 5 penetrates through them. The lower bracket 6 is located at the top of the outer column 3 and is integrally formed with the outer column 3. Side wings are provided on both sides of the lower bracket 6 and the upper bracket 7, respectively. The inner cavity 8 is provided in the upper bracket 7. The first pipe body 9 is located in the side wing, and the second pipe body 12 is located outside the side wing. The fastening screw 10 penetrates through the side wing of the lower bracket 6 and the first pipe body 9 and is fastened and connected with the nut 11. The compression screw 13 is threadedly connected with the second pipe body 12. The convex line 15 is provided on the outer wall of the compression screw 13 and does not extend in the thread direction. The pressing plate 14 is fixedly connected to the inner end of the compression screw 13. The gasket 16 is fixedly connected to the pressing plate 14.

[0023] In the above technical scheme, the substrate 1 is fixed with the ground foundation structure, which plays a basic bearing role for the utility model; the support 2 and the outer column 3 are inserted and matched, and a plurality of mounting holes 4 are longitudinally arranged on both, and the mounting holes 4 are fixed by the pin 5 after being mutually matched, based on the cooperation of different mounting holes 4, the installation height of the natural gas pipeline can be adjusted. The lower bracket 6 and the upper bracket 7 jointly clamp the natural gas pipeline, and the two are relatively matched through the flanks of the edges, and then are fixed by the fastening screw 10 and the nut 11. In order to strengthen the stability of the installation structure, the utility model adds the second pipe body 12 on the upper bracket 7, the pressing plate 14 and the gasket 16 are pressed on the surface of the natural gas pipeline by the pressing screw 13, and the stability is further ensured; in order to avoid the loosening of the pressing screw 13 under the vibration state, the convex line 15 not extending in the direction of the thread is arranged on the surface of the pressing screw 13, so that when the pressing screw 13 is tightly fastened with the internal thread in the second pipe body 12, the convex line 15 and the thread form a cross shape, which plays a certain anti-loosening role. In addition, the spring washer 17 can be additionally arranged at the nut 11, which plays an anti-loosening role; the inner cavity 8 can be additionally arranged with the pull bar 18 connected between the first pipe body 9 and the second pipe body 12, which further ensures the stability of the structure.

[0024] Example 2

[0025] A natural gas pipeline installation structure, as Figures 1-4As shown, it comprises a base plate 1, a support column 2, an outer column 3, mounting holes 4, a pin 5, a lower bracket 6, an upper bracket 7, an inner cavity 8, a first pipe body 9, a fastening screw 10, a nut 11, a second pipe body 12, a compression screw 13, a pressing plate 14, a convex line 15, a gasket 16, wherein the support column 2 is welded and fixed on the base plate 1, the outer column 3 is inserted with the support column 2, a plurality of mounting holes 4 are arranged on the outer column 3 and the support column 2 respectively, the pin 5 is penetrated when one of the mounting holes 4 on the outer column 3 is matched with one of the mounting holes 4 on the support column 2, the lower bracket 6 is located on the top of the outer column 3 and is integrally formed with the outer column 3, side wings are arranged on both sides of the lower bracket 6 and the upper bracket 7 respectively, the inner cavity 8 is arranged in the upper bracket 7, the first pipe body 9 is arranged in the side wing and the second pipe body 12 is arranged outside the side wing in the inner cavity 8, the fastening screw 10 is penetrated through the side wings of the lower bracket 6 and the first pipe body 9 and is fastened and connected with the nut 11, the compression screw 13 is threadedly connected with the second pipe body 12, the convex line 15 which does not extend along the thread direction is arranged on the outer wall of the compression screw 13, the pressing plate 14 is fixedly connected with the compression screw 13 at the inner end, and the gasket 16 is fixedly connected with the pressing plate 14. The gasket 16 is made of rubber. The natural gas pipeline is clamped and fixed between the lower bracket 6 and the upper bracket 7, and the gasket 16 is pressed on the surface of the natural gas pipeline. The spring washer 17 is arranged between the nut 11 and the side wings of the upper bracket 7. The pull bar 18 is connected between the first pipe body 9 and the second pipe body 12, and the pull bar 18 is arranged in the inner cavity 8. Steel wire loops are arranged at both ends of the pull bar 18, and the steel wire loops on both sides are respectively clamped on the first pipe body 9 and the second pipe body 12.

[0026] The embodiments of the utility model are described in detail above, but the content is only the preferred embodiment of the utility model, and does not limit the utility model. Any modification, equivalent replacement and improvement made within the application range of the utility model should be included in the protection range of the utility model.

Claims

1. A natural gas pipeline installation structure characterized by The utility model relates to a natural gas pipeline fixing device, including base plate (1), support (2), outer column (3), mounting hole (4), pin (5), lower bracket (6), upper bracket (7), inner cavity (8), first pipe body (9), fastening screw (10), nut (11), second pipe body (12), compression screw (13), pressing plate (14), convex line (15), gasket (16), wherein, support (2) is welded and fixed on base plate (1), outer column (3) is mutually inserted with support (2), a plurality of mounting holes (4) are equipped on outer column (3) and support (2) respectively, when one of mounting holes (4) on outer column (3) is engaged with one of mounting holes (4) on support (2) and is penetrated by pin (5), lower bracket (6) is located on the top of outer column (3) and is integrally formed with outer column (3), side wing is equipped on both sides of lower bracket (6) and upper bracket (7) respectively, inner cavity (8) has in upper bracket (7), first pipe body (9) in side wing and second pipe body (12) outside side wing are equipped in inner cavity (8) respectively, fastening screw (10) penetrates the side wing of lower bracket (6) and penetrates first pipe body (9) and is fastened with nut (11), compression screw (13) is threadedly connected with second pipe body (12), convex line (15) not extending along the thread direction is equipped on the outer wall of compression screw (13), pressing plate (14) is fixedly connected to the inner end of compression screw (13), gasket (16) is fixedly connected to pressing plate (14).

2. A natural gas pipeline installation structure according to claim 1, wherein The gasket (16) is made of rubber.

3. The natural gas pipeline installation structure according to claim 1, wherein The natural gas pipeline is clamped and fixed between the lower bracket (6) and the upper bracket (7), and the gasket (16) is pressed against the surface of the natural gas pipeline.

4. The natural gas pipeline installation structure according to claim 1, wherein A spring washer (17) is arranged between the nut (11) and the side wing of the upper bracket (7).

5. The natural gas pipeline installation structure according to claim 1, wherein A reinforcing bar (18) is connected between the first pipe body (9) and the second pipe body (12), and the reinforcing bar (18) is arranged in the inner cavity (8).

6. A natural gas pipeline installation structure according to claim 5, wherein Steel wire loops are arranged at both ends of the reinforcing bar (18), and the steel wire loops on both sides are clamped on the first pipe body (9) and the second pipe body (12) respectively.

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