CN221079619U - Low-frequency noise silencer - Google Patents
Low-frequency noise silencer Download PDFInfo
- Publication number
- CN221079619U CN221079619U CN202322652316.6U CN202322652316U CN221079619U CN 221079619 U CN221079619 U CN 221079619U CN 202322652316 U CN202322652316 U CN 202322652316U CN 221079619 U CN221079619 U CN 221079619U
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- Prior art keywords
- ring
- fixed
- frequency noise
- sleeve
- plate
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- 230000003584 silencer Effects 0.000 title abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 10
- 229920000742 Cotton Polymers 0.000 claims description 21
- 230000000694 effects Effects 0.000 abstract description 13
- 230000008030 elimination Effects 0.000 description 6
- 238000003379 elimination reaction Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a low-frequency noise silencer which comprises a sleeve, wherein a fixed ring is arranged at the bottom of the sleeve, a mounting pipe is welded at the bottom of the fixed ring, an external thread ring is welded on the surface of the mounting pipe, a limiting plate is arranged at the bottom of the fixed ring, the bottom of the limiting plate is fixedly connected with an internal thread ring, the external thread ring is arranged in the internal thread ring, and one end of the sleeve is embedded into the limiting ring. This low frequency noise silencer through at installation tube surface welding external screw thread ring, for the outside limiting plate that sets up of installation tube to for limiting plate bottom fixed connection internal screw thread ring utilizes external screw thread ring and internal screw thread ring to fix the limiting plate at the installation tube surface, utilizes the limiting plate to provide fixed effect for the sleeve, when the sleeve that needs to be low frequency noise silencer is cleared up, accessible external screw thread ring and internal screw thread ring dismantle the limiting plate, can realize dismantling the sleeve afterwards, can directly clear up the sleeve this moment, makes more convenient during the clearance.
Description
Technical Field
The utility model belongs to the technical field of silencers, and particularly relates to a low-frequency noise silencer.
Background
The muffler means that for the air flow pipeline with noise transmission, the noise in the pipeline can be attenuated or reflected back by using the pipeline with sound absorption lining and elbow or using the noise reduction devices such as the pipeline with suddenly changed sectional area and other discontinuous acoustic impedance. The former is called resistive muffler, and the latter is called resistive muffler, and there is also a resistive composite muffler.
The low-frequency noise muffler existing on the market has the following problems in the actual use process:
1. When the traditional low-frequency noise muffler is actually used, as the low-frequency noise muffler is fixed together through welding, a large amount of dust can appear on the surface of the low-frequency noise muffler after the low-frequency noise muffler is used for a long time, holes on the surface of the low-frequency noise muffler can be blocked, and when the low-frequency noise muffler needs to be cleaned, the traditional low-frequency noise muffler is inconvenient to detach because of welding in a connecting mode, and the cleaning is very inconvenient;
2. Most low frequency noise silencer is in the use, because its inside noise elimination material is cylindric laminating at low frequency noise silencer's inner wall, and the noise can be transmitted in the cavity inside when the noise elimination, and noise elimination material does not possess the jam to the noise this moment for the filter effect to the noise is relatively poor.
Disclosure of utility model
The utility model aims to provide a low-frequency noise silencer for solving the technical problems in the background technology.
In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the utility model provides a low frequency noise silencer, includes the sleeve, the sleeve bottom is equipped with solid fixed ring, gu fixed ring bottom welding installation tube, installation tube surface welding external screw thread ring, gu fixed ring bottom is equipped with the limiting plate, limiting plate bottom fixed connection internal thread ring, internal thread ring internally mounted external screw thread ring, sleeve one end embedding limiting ring is inside.
Preferably, the fixed plate is fixedly connected to the top of the fixing ring, the fixing plate is connected with the strip-shaped plate through the rotating shaft, the limiting rings are welded on the surface of the strip-shaped plate and are in equidistant distribution, the top of the limiting rings is connected with the mounting ring through bolts, sound absorbing cotton is installed inside the mounting ring and is in equidistant distribution, and the sound absorbing cotton is conical.
Preferably, the top of the fixing ring is welded with a supporting plate, one end of the limiting ring is provided with a clamping groove, and the side surface of the supporting plate is embedded into the clamping groove.
Preferably, the top of the supporting plate is provided with a cover plate, the bottom of the cover plate is welded with a first fixed block, the bottom of the cover plate is welded with a second fixed block, and one end of the supporting plate is connected between the first fixed block and the second fixed block through bolts.
Preferably, the bottom of the cover plate is provided with a strip-shaped plate, the strip-shaped plate is located between the first fixing block and the second fixing block, a bolt is installed on the side face of the first fixing block, and the bolt penetrates through the strip-shaped plate and the second fixing block.
Preferably, the top of the cover plate is fixedly connected with a fixing seat, and the top of the fixing seat is welded with a lantern ring.
The low-frequency noise silencer has the following advantages:
1. According to the low-frequency noise silencer, the external thread ring is welded on the surface of the installation pipe, the limiting plate is arranged outside the installation pipe, the internal thread ring is fixedly connected to the bottom of the limiting plate, the limiting plate is fixed on the surface of the installation pipe by the external thread ring and the internal thread ring, the limiting plate is used for providing a fixing effect for the sleeve, when the sleeve of the low-frequency noise silencer is required to be cleaned, the limiting plate can be detached by the external thread ring and the internal thread ring, and then the sleeve can be detached, so that the sleeve can be cleaned directly at the moment, and the cleaning is more convenient;
2. This low frequency noise silencer, through at solid fixed ring top fixed connection fixed plate, connect the fixed plate through the pivot, because fixed plate surface welding spacing ring, the accessible bolt is fixed the collar on the spacing ring this moment, on the basis of collar, inhale the sound cotton for the internally mounted of collar, because inhale the sound cotton and be the equidistance distribution form, the shape is conical simultaneously, when low frequency noise silencer is in use, noise can receive to inhale the sound cotton when passing through low frequency noise silencer inside, and filter layer upon layer for the noise, the noise elimination effect is better during the use.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a fixing ring according to the present utility model;
FIG. 3 is a schematic view of a limiting plate structure according to the present utility model;
FIG. 4 is a schematic view of the structure of the externally threaded ring of the present utility model;
FIG. 5 is a schematic diagram of a cover plate structure according to the present utility model;
The figure indicates: 1. a sleeve; 2. a cover plate; 3. installing a pipe; 4. a fixing ring; 5. an external threaded ring; 6. a limiting plate; 7. an internally threaded ring; 8. a fixing plate; 9. a strip-shaped plate; 10. a support plate; 11. a limiting ring; 12. a clamping groove; 13. a mounting ring; 14. sound absorbing cotton; 15. a first fixed block; 16. a second fixed block; 17. a fixing seat; 18. a collar.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
For a better understanding of the objects, structure and function of the present utility model, a low frequency noise muffler according to the present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-5, the low-frequency noise silencer comprises a sleeve 1, wherein a fixed ring 4 is arranged at the bottom of the sleeve 1, a mounting tube 3 is welded at the bottom of the fixed ring 4, an external thread ring 5 is welded on the surface of the mounting tube 3, a limiting plate 6 is arranged at the bottom of the fixed ring 4, an internal thread ring 7 is fixedly connected to the bottom of the limiting plate 6, the external thread ring 5 is internally mounted in the internal thread ring 7, the internal thread ring 7 and the external thread ring 5 are used for providing the mounting and dismounting effects for the limiting plate 6, when the sleeve 1 of the low-frequency noise silencer needs to be cleaned, the external thread ring 5 and the internal thread ring 7 can be used for dismounting the limiting plate 6, then the sleeve 1 can be dismounted, the use is very convenient, one end of the sleeve 1 is embedded into the limiting ring 11, the sleeve 1 can be fixed in the limiting ring 11 through the installation of the limiting ring 11, the fixing effect of the sleeve 1 is provided for the sleeve 1 by the limiting ring 11, and the stability of the sleeve 1 is improved when the low-frequency noise silencer is used.
Fixed ring 4 top fixed connection fixed plate 8, fixed plate 8 connects strip shaped plate 9 through the pivot, strip shaped plate 9 surface welding spacing ring 11, spacing ring 11 is the equidistance distribution form, spacing ring 11 top passes through bolted connection collar 13, the cotton 14 is inhaled to collar 13 internally mounted sound, inhale the sound cotton 14 and be the equidistance distribution form, inhale the sound cotton 14 and be conical, inhale the sound cotton 14 through the installation, utilize to inhale the shape and the distribution form of the cotton 14 of sound, the noise is when inside through low frequency noise silencer, can receive to inhale the baffle of the cotton 14 of sound, and filter layer upon layer for the noise, the noise elimination effect is better during the use.
The support plate 10 is welded at the top of the fixed ring 4, the clamping groove 12 is formed in one end of the limiting ring 11, the clamping groove 12 is embedded into the side face of the support plate 10, and the limiting ring 11 is used for providing an installation position for the sound-absorbing cotton 14 through installation of the limiting ring 11, so that the sound-absorbing cotton 14 has stability in use and is high in stability in use.
The backup pad 10 top is equipped with apron 2, and apron 2 bottom welding first fixed block 15, apron 2 bottom welding second fixed block 16, and backup pad 10 one end passes through bolted connection between first fixed block 15 and second fixed block 16, through installation first fixed block 15 and second fixed block 16, fixes backup pad 10 between first fixed block 15 and second fixed block 16 through the bolt, and then provides fixed effect for apron 2, and stable effect is better during the use.
The apron 2 bottom is equipped with strip shaped plate 9, and strip shaped plate 9 is located between first fixed block 15 and the second fixed block 16, and first fixed block 15 side mounting bolt, bolt run through strip shaped plate 9 and second fixed block 16, through the installation of installation apron 2, for the noise realization blocking effect, let the noise stay in the inside of low frequency noise silencer, the sound insulation effect is better during the use.
The fixed seat 17 is fixedly connected to the top of the cover plate 2, the lantern ring 18 is welded to the top of the fixed seat 17, and when the low-frequency noise muffler is installed, the low-frequency noise muffler can be conveniently used by being connected to the lantern ring 18 through a rope to move or lift the low-frequency noise muffler.
The working principle of the low-frequency noise silencer is as follows: when using low frequency noise silencer, the strip shaped plate 9 should be rotated through the pivot at first, afterwards with collar 13 through bolt fastening on spacing ring 11, owing to inhale the sound cotton 14 and install on collar 13, inhale the sound cotton 14 and can fix inside spacing ring 11 along with collar 13 this moment, because inhale the sound cotton 14 and be equidistant distributed form, the shape is conical simultaneously, when low frequency noise silencer is in use, the noise can receive inhale the baffle of inhaling the sound cotton 14 when passing through low frequency noise silencer inside, and filter layer upon layer for the noise, the noise elimination effect is better during the use, afterwards install apron 2 on backup pad 10, place backup pad 10 top between first fixed block 15 and second fixed block 16 this moment, then utilize the bolt with backup pad 10 fixed between first fixed block 15 and second fixed block 16, fix strip shaped plate 9 in first fixed block 15 and second fixed block 16 inside through the same mode, and then realize fixed effect for apron 2, install sleeve 1 at the top of installing 3 afterwards, utilize external screw thread ring 5 and internal screw thread ring 7 to carry out layer upon layer filtering for the noise, afterwards install the apron 6 at the fixed plate 6 and can be removed for the sleeve 1, can be removed for the direct thread 1 when the clearance sleeve 1, can be realized for the clearance sleeve 1, the clearance effect is convenient, can be removed for the sleeve 1.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A low frequency noise muffler comprising a sleeve (1), characterized in that: the novel anti-theft socket is characterized in that a fixed ring (4) is arranged at the bottom of the sleeve (1), a mounting pipe (3) is welded at the bottom of the fixed ring (4), an external thread ring (5) is welded on the surface of the mounting pipe (3), a limiting plate (6) is arranged at the bottom of the fixed ring (4), an internal thread ring (7) is fixedly connected to the bottom of the limiting plate (6), an external thread ring (5) is mounted inside the internal thread ring (7), and one end of the sleeve (1) is embedded inside the limiting ring (11).
2. The low frequency noise muffler of claim 1, wherein: fixed ring (4) top fixed connection fixed plate (8), fixed plate (8) are through pivot connection strip shaped plate (9), strip shaped plate (9) surface welding spacing ring (11), spacing ring (11) are equidistance distribution form, spacing ring (11) top is through bolted connection collar (13), the installation of collar (13) internally mounted inhales sound cotton (14), inhale sound cotton (14) and be the equidistance distribution form, inhale sound cotton (14) for conical.
3. The low frequency noise muffler of claim 2, wherein: the top of the fixed ring (4) is welded with the supporting plate (10), one end of the limiting ring (11) is provided with the clamping groove (12), and the side surface of the supporting plate (10) is embedded into the clamping groove (12).
4. A low frequency noise muffler according to claim 3, wherein: the top of the supporting plate (10) is provided with a cover plate (2), a first fixed block (15) is welded at the bottom of the cover plate (2), a second fixed block (16) is welded at the bottom of the cover plate (2), and one end of the supporting plate (10) is connected between the first fixed block (15) and the second fixed block (16) through bolts.
5. The low frequency noise muffler of claim 4, wherein: the bottom of the cover plate (2) is provided with a strip-shaped plate (9), the strip-shaped plate (9) is positioned between a first fixed block (15) and a second fixed block (16), bolts are installed on the side face of the first fixed block (15), and the bolts penetrate through the strip-shaped plate (9) and the second fixed block (16).
6. The low frequency noise muffler of claim 4, wherein: the top of the cover plate (2) is fixedly connected with a fixed seat (17), and a lantern ring (18) is welded at the top of the fixed seat (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322652316.6U CN221079619U (en) | 2023-09-28 | 2023-09-28 | Low-frequency noise silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322652316.6U CN221079619U (en) | 2023-09-28 | 2023-09-28 | Low-frequency noise silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221079619U true CN221079619U (en) | 2024-06-04 |
Family
ID=91273164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322652316.6U Active CN221079619U (en) | 2023-09-28 | 2023-09-28 | Low-frequency noise silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221079619U (en) |
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2023
- 2023-09-28 CN CN202322652316.6U patent/CN221079619U/en active Active
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