Gas station pipeline noise reduction device

Abstract

The utility model discloses a pipeline noise reduction device for a gas field station. The pipeline noise reduction device comprises two contact supporting plates of semicircular structures. The noise reduction assembly is arranged on the outer side of the contact supporting plate, the noise reduction assembly comprises a sound absorption plate and a vacuum plate, the sound absorption plate comprises a supporting box, a plurality of supporting partition plates are arranged in the supporting box in a staggered mode, and the interior of the supporting box is divided into a plurality of independent spaces by the supporting partition plates; the noise reduction device has the advantages that the noise reduction device can effectively absorb, isolate and reflect noise generated by a pipeline through combined use of a multi-layer structure and various noise reduction materials such as a sound absorption plate, a vacuum plate and a damping protection layer, and therefore the efficient noise reduction effect is achieved; and the first supporting plate and the second supporting plate are designed to be interlocked through the limiting clamping grooves and the connecting hook plates, so that the fixity and the sealing performance of the noise reduction device on the pipeline are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of gas station pipeline noise reduction, in particular to a gas station pipeline noise reduction device. Background Art

[0002] Gas stations are distribution points that transport natural gas and other energy sources from pipelines to industrial, urban, and other gas-consuming areas. They play a vital role in modern urban supply systems, responsible for boosting and reducing pressure, distributing, and storing natural gas, ensuring its safe and stable delivery and supply.

[0003] During the transportation of natural gas, noise is generated as the gas flows through the pipeline due to fluid dynamics and other factors. Existing noise reduction methods for pipelines are mostly to wrap the outside of the pipeline with damping sound insulation panels. However, the noise isolation provided by damping sound insulation panels alone is limited, resulting in poor noise reduction effects. Utility Model Content

[0004] The purpose of the utility model is to provide a gas station pipeline noise reduction device to solve the problems raised in the above background technology.

[0005] To achieve the above objectives, the present invention provides the following technical solutions: a gas station pipeline noise reduction device, comprising:

[0006] Two contact support plates of semicircular structure;

[0007] A noise reduction assembly is disposed on the outside of the contact support plate, the noise reduction assembly comprising a sound-absorbing panel and a vacuum panel, the sound-absorbing panel comprising a support box, a plurality of support partitions being staggeredly arranged inside the support box, the plurality of support partitions dividing the interior of the support box into a plurality of independent spaces, the interiors of the independent spaces being filled with glass fiber for sound insulation and sound absorption;

[0008] The damping protection layer is placed on the outside of the vacuum plate, and the damping protection layer includes a metal foil layer and a rubber plate.

[0009] Preferably, the contact support plate includes a No. 1 support plate and a No. 2 support plate, a limit slot is provided inside the end of the No. 1 support plate, and a connecting hook plate is fixed to the end of the No. 2 support plate and interlocked with the limit slot.

[0010] Preferably, the outer sides of the No. 1 support plate and the No. 2 support plate are both fixed with open-pore foam plates, and the sound-absorbing plate is fixed to the outer sides of the open-pore foam plates.

[0011] Preferably, a sound insulation board is fixedly connected to the outer side of the sound absorbing board, and the vacuum board is fixedly connected to the sound insulation board.

[0012] Preferably, the damping protection layer further includes a damping plate, the damping plate is fixed to the outer side of the vacuum plate, and the metal foil layer is adhered to the outer side of the damping plate.

[0013] Preferably, a sound-absorbing cotton board is fixed to the outer side of the metal foil layer, and the rubber board is fixed to the outer side of the sound-absorbing cotton board.

[0014] Preferably, one end of the rubber plate is fixedly connected to an upper connecting arc plate with an arc-shaped structure, the middle part of the upper connecting arc plate is threadedly connected with a fastening bolt, and the end of the rubber plate facing away from the upper connecting arc plate is fixedly connected to a lower connecting arc plate, the lower connecting arc plate is concentric with the upper connecting arc plate, and the outer diameter of the lower connecting arc plate is the same as the inner diameter of the upper connecting arc plate.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: through the combined use of a multi-layer structure and a variety of noise reduction materials, such as sound-absorbing panels, vacuum panels, and damping protective layers, the device can effectively absorb, isolate and reflect the noise generated by the pipeline, thereby achieving a highly efficient noise reduction effect; the No. 1 support plate and the No. 2 support plate are interlocked with the limit slot and the connecting hook plate to ensure the fixation and sealing of the noise reduction device on the pipeline, prevent displacement caused by vibration or other external forces, and make the installation process simpler and faster through the connection between the upper connecting arc plate and the lower connecting arc plate; at the same time, this design also facilitates subsequent maintenance and replacement; the rubber plate as the outermost layer not only provides additional sound insulation effect, but also has shockproof and waterproof functions, making the noise reduction device more durable and capable of being used in a variety of environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a structural diagram of the upper connecting arc plate of the utility model;

[0018] Figure 3 This is a structural diagram of the contact support plate of the utility model;

[0019] Figure 4 This is a schematic diagram of the distribution structure of the noise reduction component of the utility model;

[0020] Figure 5 This is a structural diagram of the sound-absorbing panel of the utility model.

[0021] In the figure: 1. Contact support plate; 2. Open-cell foam board; 3. Sound-absorbing board; 31. Support box; 32. Support partition plate; 33. Glass fiber; 34. Sound insulation board; 4. Vacuum panel; 5. Damping plate; 6. Metal foil layer; 7. Sound-absorbing cotton board; 8. Rubber board; 9. Lower connecting arc plate; 10. Upper connecting arc plate; 11. Fastening bolt; 12. Limiting slot; 13. Connecting hook plate; 14. Support plate No. 1; 15. Support plate No. 2. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1 、 2 As shown in Figures 3, 4, and 5, the utility model provides a technical solution, a gas station pipeline noise reduction device, comprising: two contact support plates 1 with semicircular structures; a noise reduction component is placed on the outside of the contact support plate 1, the noise reduction component comprises a sound absorbing plate 3 and a vacuum plate 4, the sound absorbing plate 3 comprises a support box 31, the interior of the support box 31 is staggered and fixed with a plurality of support partition plates 32, the plurality of support partition plates 32 divide the interior of the support box 31 into a plurality of independent spaces, the interior of the independent space is filled with glass fiber 33 for sound insulation and sound absorption; a damping protective layer is placed on the outside of the vacuum plate 4, the damping protective layer comprises a metal foil layer 6 and a rubber plate 8.

[0024] It should be noted that the contact support plate 1 of the present invention is made of a semicircular plastic material, and an ABS board is pasted on the inner wall. A plurality of sound-absorbing holes are opened in the middle of the contact support plate 1. When two contact support plates 1 are spliced ​​together, a completed circular tube is formed, which can be wrapped around the outside of the gas station pipeline. The noise reduction component is located on the outside of the contact support plate, and is mainly composed of a sound-absorbing plate 3 and a vacuum plate 4; the sound-absorbing plate includes a support box 31, and a plurality of support partition plates 32 are staggered and fixed inside the support box 31. The partition plates divide the interior of the support box into a plurality of independent spaces; each independent space is filled with glass fiber 33, and its fiber structure can It can effectively absorb sound wave energy and reduce noise reflection and propagation; the vacuum panel is located on the outside of the sound-absorbing panel to further isolate noise. The vacuum panel is made of plastic material and has a vacuum layer inside. Sound waves cannot propagate in the vacuum layer, thereby achieving the effect of isolating noise; the damping protection layer is placed on the outside of the vacuum panel 4, mainly consisting of a metal foil layer 6 and a rubber sheet 8; the metal foil layer 6 can reflect part of the sound back, further enhancing the sound insulation effect, and the rubber sheet 8 can prevent the internal sound insulation material from being damaged by the external environment; through the multi-layer structure and noise reduction materials, the noise generated by the pipeline is effectively isolated and absorbed.

[0025] See also Figure 3 As shown, the contact support plate 1 includes a No. 1 support plate 14 and a No. 2 support plate 15. A limit slot 12 is provided inside the end of the No. 1 support plate 14. A connecting hook plate 13 that interlocks with the limit slot 12 is fixed to the end of the No. 2 support plate 15. The outer sides of the No. 1 support plate 14 and the No. 2 support plate 15 are fixed with open-pore foam plates 2, and the sound-absorbing plate 3 is fixed to the outer sides of the open-pore foam plates 2.

[0026] It should be noted that the first support plate and the second support plate of the present invention can be interlocked and spliced, the end of the first support plate 14 has a limiting slot 12, and the end of the second support plate 15 is fixedly connected with a connecting hook plate 13 that matches the slot. During installation, the first support plate 14 and the second support plate 15 are placed on the outside of the pipe, and then the connecting hook plate 13 is slid into one end of the limiting slot 12 for installation; through the cooperation between the limiting slot 12 and the connecting hook plate 13, the two support plates can be firmly combined together to form a stable structure surrounding the pipe, ensuring the fixation and sealing of the noise reduction device on the pipe, and preventing displacement caused by vibration or other external forces during use; the open-pore foam board is located on the outside of the first and second support plates, and the open-pore foam board 2 serves as the supporting layer of the sound-absorbing board 3. Its openings can provide more air flow and sound wave penetration space, increase the contact area of ​​the sound-absorbing material, and thus improve the sound absorption efficiency; the sound-absorbing board 3 is fixed to the outside of the open-pore foam board 2, and can effectively absorb the sound waves transmitted through the open-pore foam board.

[0027] See also Figure 4As shown, a sound insulation board 34 is bonded to the outer side of the sound absorbing board 3 , and the vacuum panel 4 is bonded to the sound insulation board 34 .

[0028] It should be noted that the sound-absorbing panel 3 of the present invention is made of wood fiberboard, which absorbs sound within the support box 31 to reduce echo and noise. The sound insulation panel 34 is made of gypsum board. The inner layer of the sound insulation panel 34 is added with a sound-insulating composite material, such as mineral fiber, to enhance its sound insulation effect. The vacuum panel 4 is composed of multiple layers of thermal insulation material and an encapsulated air layer, which effectively blocks sound waves from propagating through the air.

[0029] See also Figure 4 As shown, the damping protection layer also includes a damping plate 5, which is bonded to the outside of the vacuum plate 4, a metal foil layer 6 is bonded to the outside of the damping plate 5, a sound-absorbing cotton board 7 is fixed to the outside of the metal foil layer 6, and a rubber plate 8 is bonded to the outside of the sound-absorbing cotton board 7.

[0030] It should be noted that the damping plate 5 of the present invention is bonded to the outside of the vacuum plate. The damping plate 5 is a layered structure of rubber and metal, which can absorb and reduce the vibration energy of sound waves and reduce the resonance of sound; the metal foil layer can reflect sound waves, and also increase the sealing of the overall structure to prevent sound leakage; the sound-absorbing cotton board has excellent sound absorption performance and can absorb a large amount of remaining sound waves after passing through the previous layers; the rubber plate is the outermost layer, and the rubber plate not only provides additional sound insulation effect, but also has shockproof and waterproof functions, which can further prevent sound from being transmitted through vibration.

[0031] See also Figure 1 、 2 As shown in Figures 3 and 4, one end of the rubber plate 8 is fixedly connected to an upper connecting arc plate 10 with an arc-shaped structure, and a fastening bolt 11 is threadedly connected to the middle part of the upper connecting arc plate 10. The end of the rubber plate 8 facing away from the upper connecting arc plate 10 is fixedly connected to a lower connecting arc plate 9. The lower connecting arc plate 9 is concentric with the upper connecting arc plate 10, and the outer diameter of the lower connecting arc plate 9 is the same as the inner diameter of the upper connecting arc plate 10.

[0032] It should be noted that the noise reduction device of the present invention is installed in sections. During installation, the No. 2 support plate 15 and the No. 1 support plate 14 are buckled on the outside of the pipe, and then the connecting hook plate 13 is slid into one end of the limit slot 12 to complete one section of the assembly. At this time, the upper connecting arc plate 10 and the lower connecting arc plate 9 form a circular ring to form a soundproof pipe with this noise reduction structure. After the multiple sections of soundproof pipes are assembled, they are connected head to tail so that the lower connecting arc plate 9 of one section of the soundproof pipe is inserted into the inner wall of the upper connecting arc plate 10 of the soundproof pipe at the other end. The fastening bolt 11 is rotated to make the fastening bolt 11 contact with the lower connecting arc plate 9, and the connection between the lower connecting arc plate 9 and the upper connecting arc plate 10 is achieved by extrusion.

[0033] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "two ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0034] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one such feature.

[0035] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0036] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gas station pipeline noise reduction device, characterized by: include: Two contact support plates (1) of semicircular structure; A noise reduction component is placed outside the contact support plate (1), the noise reduction component comprises a sound absorbing plate (3) and a vacuum plate (4), the sound absorbing plate (3) comprises a support box (31), a plurality of support partition plates (32) are staggeredly arranged inside the support box (31), the plurality of support partition plates (32) divide the interior of the support box (31) into a plurality of independent spaces, and the interior of the independent spaces is filled with glass fiber (33) for sound insulation and sound absorption; A damping protective layer is placed on the outside of the vacuum plate (4), and the damping protective layer comprises a metal foil layer (6) and a rubber plate (8).

2. A gas station pipeline noise reduction device according to claim 1, characterized in that: The contact support plate (1) comprises a first support plate (14) and a second support plate (15); a limit slot (12) is provided inside the end of the first support plate (14); and a connecting hook plate (13) is fixedly connected to the end of the second support plate (15) and interlocked with the limit slot (12).

3. A gas station pipeline noise reduction device according to claim 2, characterized in that: The outer sides of the No. 1 support plate (14) and the No. 2 support plate (15) are both fixedly connected to an open-pore foam plate (2), and the sound-absorbing plate (3) is fixedly connected to the outer sides of the open-pore foam plate (2).

4. A gas station pipeline noise reduction device according to claim 1, characterized in that: A sound insulation board (34) is fixedly connected to the outer side of the sound absorbing board (3), and the vacuum board (4) is fixedly connected to the sound insulation board (34).

5. The gas station pipeline noise reduction device according to claim 1, characterized in that: The damping protection layer further comprises a damping plate (5), the damping plate (5) is fixedly connected to the outer side of the vacuum plate (4), and the metal foil layer (6) is bonded to the outer side of the damping plate (5).

6. A gas station pipeline noise reduction device according to claim 1, characterized in that: A sound-absorbing cotton board (7) is fixedly connected to the outer side of the metal foil layer (6), and the rubber board (8) is fixedly connected to the outer side of the sound-absorbing cotton board (7).

7. The gas station pipeline noise reduction device according to claim 1, characterized in that: One end of the rubber plate (8) is fixedly connected to an upper connecting arc plate (10) with an arc structure, and a fastening bolt (11) is threadedly connected to the middle of the upper connecting arc plate (10). The end of the rubber plate (8) facing away from the upper connecting arc plate (10) is fixedly connected to a lower connecting arc plate (9), and the lower connecting arc plate (9) is concentric with the upper connecting arc plate (10), and the outer diameter of the lower connecting arc plate (9) is the same as the inner diameter of the upper connecting arc plate (10).

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