CN218348155U - Noise reduction device for gas pressure regulating equipment - Google Patents
Noise reduction device for gas pressure regulating equipment Download PDFInfo
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- CN218348155U CN218348155U CN202221728121.4U CN202221728121U CN218348155U CN 218348155 U CN218348155 U CN 218348155U CN 202221728121 U CN202221728121 U CN 202221728121U CN 218348155 U CN218348155 U CN 218348155U
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- silencing box
- box
- silencing
- noise reduction
- pressure regulating
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Abstract
The utility model discloses a noise reduction device for gas pressure regulating equipment, which relates to the technical field of gas transportation and comprises a silencing box, wherein one end of the silencing box is provided with an air inlet pipe communicated with the inside of the silencing box, the other end of the silencing box is also provided with an air outlet pipe communicated with the inside of the silencing box, the silencing box is provided with a sealing plate used for sealing the silencing box, and the inside of the silencing box is provided with a noise reduction component used for reducing noise; one ends of the air inlet pipe and the air outlet pipe, which are close to the silencing box, are provided with second valves, and a ventilation assembly for temporary ventilation is arranged between the air outlet pipe and the air inlet pipe; the utility model discloses a can alleviate gaseous impact when using at the inside ring that gives sound insulation that sets up of amortization box and guide cone to reduce the noise that the air current produced when assaulting, the ring that gives sound insulation simultaneously makes by a plurality of sound insulation orifice plate group one's own also has stronger noise cancelling effect in buffering the air current, then can effectually play the function of noise reduction.
Description
Technical Field
The utility model relates to a technical field is carried to the gas, specifically is a device of making an uproar falls for gas pressure regulating equipment.
Background
The gas pressure regulating device plays a role in reducing high-pressure airflow to low-pressure airflow in the gas transmission and distribution process, and has a function similar to that of a power transformer. However, in the process of reducing the pressure of the air flow, the air flow changes rapidly, so that the air flow can violently impact the inner wall of the pressure regulating device to generate low-frequency noise. This noise is prone to discomfort.
The mode of making an uproar falls to gas pressure regulating equipment gas of prior art generally all adopts soundproof room or parcel acoustic material on equipment, and soundproof room's speed reduction gear is higher, and acoustic material's parcel life-span is shorter, and the principle of these modes is all fallen the noise through isolated noise, can not solve the noise problem from the fundamental problem, for this reason we provide a gas pressure regulating equipment with falling the device of making an uproar.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas pressure regulating equipment is with falling device of making an uproar to solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a noise reduction device for gas pressure regulating equipment comprises a silencing box, wherein one end of the silencing box is provided with an air inlet pipe communicated with the interior of the silencing box, the other end of the silencing box is also provided with an air outlet pipe communicated with the interior of the silencing box, the silencing box is provided with a sealing plate used for sealing the silencing box, and a noise reduction assembly used for reducing noise is arranged in the silencing box;
and one ends of the air inlet pipe and the air outlet pipe, which are close to the silencing box, are respectively provided with a second valve, and a ventilation assembly for temporary ventilation is also arranged between the air outlet pipe and the air inlet pipe.
On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:
in one alternative: the noise reduction assembly comprises a silencing block, the silencing block is arranged in a silencing box, a communicating cavity is formed in the silencing block, a filtering plate is arranged at the conical port of the communicating cavity, a guide cone is arranged at the middle position of one side of the communicating cavity, and a sound insulation ring is sleeved on the guide cone.
In one alternative: the ventilation assembly comprises a ventilation pipe, the ventilation pipe is arranged on one side of the silencing box, two ends of the ventilation pipe are respectively connected with the air inlet pipe and the air outlet pipe, and a first valve is arranged in the middle of the ventilation pipe.
In one alternative: and one ends of the air outlet pipe and the air inlet pipe, which are far away from the silencing box, are respectively provided with a connecting flange.
In one alternative: and a sealing gasket is arranged between the sealing plate and the silencing box.
In one alternative: the sound insulation ring is formed by splicing a plurality of metal sound insulation plates.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a can alleviate gaseous impact when using at the inside ring that gives sound insulation that sets up of amortization box and guide cone to reduce the noise that the air current produced when assaulting, the ring that gives sound insulation simultaneously makes by a plurality of sound insulation orifice plate component and also has stronger noise cancelling effect in buffering the air current, then can effectually play the function of noise reduction.
2. The utility model discloses a closure plate that sets up can be convenient for overhaul or clear up the inside part of amortization box, and the subassembly of ventilating that sets up simultaneously can ventilate when the amortization box is maintained and overhauls for when the amortization box is overhauld, need not to cut off the air supply line, avoid causing the influence to the air feed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle silencing block of the present invention.
Fig. 3 is a schematic view of the cross-sectional structure of the middle silencing block of the present invention.
Fig. 4 is a schematic structural view of the middle sound-proof ring of the present invention.
Wherein: 1. a silencing box; 2. a first valve; 3. a breather pipe; 4. an air inlet pipe; 5. a second valve; 6. a closing plate; 7. an air outlet pipe; 8. a sound-deadening block; 9. a filter plate; 10. a communicating cavity; 11. a connecting flange; 12. a sound-insulating ring; 13. and (4) a guide cone.
Detailed Description
In order to make the objects, 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.
In one embodiment, as shown in fig. 1, a noise reduction device for a gas pressure regulating device includes a silencing box 1, a noise reduction assembly and a ventilation assembly, wherein one end of the silencing box 1 is provided with an air inlet pipe 4 communicated with the interior of the silencing box 1, the other end of the silencing box 1 is also provided with an air outlet pipe 7 communicated with the interior of the silencing box 1, the silencing box 1 is provided with a sealing plate 6 for sealing the silencing box 1, a sealing gasket is arranged between the sealing plate 6 and the silencing box 1, the sealing gasket is arranged to increase the sealing performance of the sealing plate 6, and one ends of the air inlet pipe 4 and the air outlet pipe 7, which are close to the silencing box 1, are both provided with a second valve 5; one ends of the air outlet pipe 7 and the air inlet pipe 4, which are far away from the silencing box 1, are provided with connecting flanges 11;
in this embodiment, when using, be connected outlet duct 7 with the entry of pressure regulating equipment, intake pipe 4 is connected with the gas pipeline, can effectual reduction gas impact through the subassembly of making an uproar that falls that sets up when using, and then reduce the noise that produces because of strikeing, the part inside noise box 1 can be convenient for overhaul or clear up through the closure plate 6 that sets up simultaneously, the subassembly of ventilating that sets up simultaneously can be ventilated when noise box 1 maintains the maintenance, make when noise box 1 overhauls, need not to cut off the air supply line, avoid causing the influence to the air feed.
In one embodiment, as shown in fig. 2-4, the noise reduction assembly is arranged inside the silencing box 1 and used for reducing noise of the pressure regulating device, the noise reduction assembly comprises a silencing block 8, the silencing block 8 is arranged inside the silencing box 1, a communicating cavity 10 is formed inside the silencing block 8, a filter plate 9 is arranged at the tapered end of the communicating cavity 10, a guide cone 13 is arranged in the middle of one side of the communicating cavity 10, and a sound insulation ring 12 is sleeved on the guide cone 13; the sound-proof ring 12 is formed by splicing a plurality of metal sound-proof plates.
The utility model discloses a can alleviate gaseous impact when using at the inside syllable-dividing ring 12 that sets up of amortization box 1 and guide cone 13 to reduce the noise that the air current produced when assaulting, simultaneously syllable-dividing ring 12 is constituteed by a plurality of sound insulation orifice plate and is makeed in buffering the air current, itself also has stronger noise cancelling effect, then can effectually play the effect of noise abatement.
In one embodiment, as shown in fig. 1, the ventilation assembly is arranged between the air outlet pipe 7 and the air inlet pipe 4 for temporary air supply, the ventilation assembly comprises a ventilation pipe 3, the ventilation pipe 3 is arranged on one side of the silencing box 1, two ends of the ventilation pipe 3 are respectively connected with the air inlet pipe 4 and the air outlet pipe 7, a first valve 2 is arranged in the middle of the ventilation pipe 3, when the internal parts of the silencing box 1 are overhauled, two second valves 5 can be closed, then the first valve 2 is opened to enable air to pass through the ventilation pipe 3, so that when the silencing box 1 is overhauled, an air supply pipeline does not need to be cut off, and the influence on air supply is avoided.
In summary, the following steps: when using, be connected outlet duct 7 and pressure regulating equipment's entry, intake pipe 4 is connected with the gas pipeline, simultaneously can alleviate gaseous impact when using through the ring 12 that gives sound insulation that sets up in amortization box 1 inside and direction awl 13, thereby reduce the noise that produces when the air current strikes, ring 12 gives sound insulation simultaneously and makes in buffering the air current by a plurality of sound insulation orifice plate group one-tenth, itself also has stronger noise cancelling effect, then can effectually play the function of noise reduction, when overhauing the 1 internals of amortization box, can close two second valves 5, then open first valve 2 and make gaseous follow breather pipe 3 pass through, make when overhauing in amortization box 1, need not to cut off the air supply line, avoid causing the influence to the air feed.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a gas pressure regulating equipment is with falling device of making an uproar, includes amortization box (1), its characterized in that: an air inlet pipe (4) communicated with the interior of the silencing box (1) is arranged at one end of the silencing box (1), an air outlet pipe (7) communicated with the interior of the silencing box (1) is further arranged at the other end of the silencing box (1), a sealing plate (6) used for sealing the silencing box (1) is arranged on the silencing box (1), and a noise reduction assembly used for reducing noise is arranged in the silencing box (1);
and one ends of the air inlet pipe (4) and the air outlet pipe (7) close to the silencing box (1) are respectively provided with a second valve (5), and a ventilation assembly for temporary ventilation is further arranged between the air outlet pipe (7) and the air inlet pipe (4).
2. The gas pressure regulating equipment of claim 1 is with making an uproar device falls, the subassembly of making an uproar that falls includes amortization piece (8), amortization piece (8) are established in amortization box (1), intercommunication chamber (10) have been seted up to amortization piece (8) inside, intercommunication chamber (10) toper port department is equipped with filter (9), intercommunication chamber (10) one side intermediate position is equipped with guide cone (13), the cover is equipped with sound insulation ring (12) on guide cone (13).
3. The noise reduction device for the gas pressure regulating equipment according to claim 1, wherein the ventilation assembly comprises a ventilation pipe (3), the ventilation pipe (3) is arranged at one side of the silencing box (1), two ends of the ventilation pipe (3) are respectively connected with the gas inlet pipe (4) and the gas outlet pipe (7), and the first valve (2) is arranged in the middle of the ventilation pipe (3).
4. The noise reduction device for the gas pressure regulating equipment according to claim 1, wherein the end of the gas outlet pipe (7) and the end of the gas inlet pipe (4) far away from the silencing box (1) are both provided with a connecting flange (11).
5. The noise reduction device for the gas pressure regulating device according to claim 1, wherein a sealing gasket is further arranged between the closing plate (6) and the silencing box (1).
6. The noise reduction device for the gas pressure regulating device according to claim 2, wherein the sound insulation ring (12) is formed by splicing a plurality of metal sound insulation plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221728121.4U CN218348155U (en) | 2022-07-05 | 2022-07-05 | Noise reduction device for gas pressure regulating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221728121.4U CN218348155U (en) | 2022-07-05 | 2022-07-05 | Noise reduction device for gas pressure regulating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218348155U true CN218348155U (en) | 2023-01-20 |
Family
ID=84912751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221728121.4U Active CN218348155U (en) | 2022-07-05 | 2022-07-05 | Noise reduction device for gas pressure regulating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218348155U (en) |
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2022
- 2022-07-05 CN CN202221728121.4U patent/CN218348155U/en active Active
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