CN211879010U - Novel silencer - Google Patents
Novel silencer Download PDFInfo
- Publication number
- CN211879010U CN211879010U CN202020346783.XU CN202020346783U CN211879010U CN 211879010 U CN211879010 U CN 211879010U CN 202020346783 U CN202020346783 U CN 202020346783U CN 211879010 U CN211879010 U CN 211879010U
- Authority
- CN
- China
- Prior art keywords
- sound
- housing
- abatvoix
- absorbing
- muffler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003584 silencer Effects 0.000 title description 16
- 238000009423 ventilation Methods 0.000 claims description 19
- 238000010521 absorption reaction Methods 0.000 claims description 17
- 238000005260 corrosion Methods 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 18
- 238000000926 separation method Methods 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a novel muffler, including the ware body, ware body both ends all are provided with the mouth of pipe, and the inside takeover that all is provided with of mouth of pipe, and the ware body includes first housing and second housing, is provided with a plurality of first abatvoix on the indent cambered surface of first housing, is provided with a plurality of second abatvoix on the indent cambered surface of second housing, and crisscross setting each other and each other do not meet between first abatvoix and the second abatvoix. The utility model has the advantages that: the utility model discloses be provided with a plurality of first abatvoix on the indent cambered surface of first housing, be provided with a plurality of second abatvoix on the indent cambered surface of second housing, then through the airflow channel who forms between first abatvoix and the second abatvoix, the air current that enables the internal portion of entering ware flows circuitously in this airflow channel, thereby the flow velocity of air current has been slowed down greatly, thereby play the separation effect, the air current noise that produces because of the air current flows has effectively been reduced, thereby the noise cancelling effect of muffler has been promoted greatly.
Description
Technical Field
The utility model relates to a refrigerating system spare part technical field specifically is a novel muffler.
Background
The refrigerating system can generate low-frequency noise in the operation process, and the noise can be transmitted to the indoor space, so that the normal work and rest of people are seriously influenced. In order to reduce and eliminate such abnormal noise, a silencer is generally added to the refrigeration system, and the silencer is a basic component in the refrigeration system, and can buffer airflow through the cavity to reduce noise.
At present, the existing silencer of the refrigeration system is mainly a resistive silencer, the resistive silencer fixes a porous sound absorption material on the inner wall of an airflow channel, so that sound energy is rubbed in the pores of the porous material and is converted into heat energy to be dissipated, sound waves passing through the silencer are weakened, the noise reduction effect is achieved, the resistive silencer only plays a sound absorption role through the porous sound absorption material, the elimination effect of airflow noise is poor, and the silencing effect is still not good enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel muffler that noise cancelling effect is good for solving foretell problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose, a novel muffler, including the ware body, ware body both ends all are provided with the mouth of pipe, the inside takeover that all is provided with of mouth of pipe, the ware body includes first housing and second housing, be provided with a plurality of first abatvoix in the indent cambered surface of first housing, be provided with a plurality of second abatvoix in the indent cambered surface of second housing, crisscross setting each other and each other not meeting between first abatvoix and the second abatvoix, there is the clearance between the indent cambered surface of first abatvoix and second housing and between the indent cambered surface of second abatvoix and first housing.
By adopting the technical proposal, as the device body comprises a first cover shell and a second cover shell, a plurality of first acoustic boards are arranged on the concave cambered surface of the first cover shell, a plurality of second sound-absorbing boards are arranged on the concave cambered surface of the second housing, the first sound-absorbing boards and the second sound-absorbing boards are arranged in a staggered manner and are not mutually connected, gaps are arranged between the first sound-absorbing plate and the concave cambered surface of the second housing and between the second sound-absorbing plate and the concave cambered surface of the first housing, the first sound-absorbing plate and the second sound-absorbing plate have sound-absorbing effect, and a zigzag air flow channel is formed between the first sound-absorbing plate and the second sound-absorbing plate, thereby leading the airflow entering the inner part of the device body to flow in a tortuous way in the airflow channel, greatly reducing the flow speed of the airflow, thereby playing the separation effect, effectively having reduced the air current noise that produces because of the air current flows to the noise cancelling effect of muffler has been promoted greatly.
As the utility model discloses a further setting, first abatvoix and second abatvoix all include the fixed plate core, the cover is equipped with the sound absorption pad on the fixed plate core.
Through adopting above-mentioned technical scheme, because first abatvoix and second abatvoix all include the fixed plate core, and the cover is equipped with the sound absorption pad on the fixed plate core, then the sound absorption pad can play the sound effect of inhaling, and because the sound absorption pad only need the cover to be established on the fixed plate core, therefore the installation is comparatively light simple.
As a further setting of the utility model, the sound absorbing pad adopts the wave crest to absorb the sound sponge and make.
Through adopting above-mentioned technical scheme, because the sound pad adopts the crest to inhale the sound sponge and make, the crest is inhaled inside tiny space and the half trompil structure of being full of sound sponge, can absorb the sound wave energy of penetrating in a large number, plays the attenuation to the sound wave to make the sound pad can play fabulous sound absorption and fall the effect of making an uproar.
As a further setting of the utility model, a plurality of ventilation hole groups have been seted up to the one end that is located the internal portion of ware to the takeover, the ventilation hole group is equidistant along taking over the linear direction and arranges.
By adopting the technical scheme, because the end of the connecting pipe, which is positioned in the device body, is provided with the plurality of vent hole groups, and the vent hole groups are arranged at equal intervals along the linear direction of the connecting pipe, the airflow entering the device body through the connecting pipe can be dispersedly blocked by the vent hole groups, thereby playing a better noise reduction role.
As a further setting of the utility model, the ventilation hole group all includes four ventilation holes, the ventilation hole uses the axis of takeover to be cross symmetric distribution as the center.
Through adopting above-mentioned technical scheme, because the ventilation hole group all includes four ventilation holes, and the ventilation hole uses the axis of takeover to be the cross symmetric distribution as the center, then the air current can be through ventilation hole evenly discharge in four directions, further promotes the noise reduction effect.
As a further arrangement of the utility model, the surface of the device body is coated with corrosion-resistant paint.
By adopting the technical scheme, the corrosion-resistant coating is coated on the surface of the silencer body, so that the surface of the silencer body can be effectively prevented from being corroded, and the service life of the silencer is greatly prolonged.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses be provided with a plurality of first abatvoix on the indent cambered surface of first housing, be provided with a plurality of second abatvoix on the indent cambered surface of second housing, then through the airflow channel who forms between first abatvoix and the second abatvoix, the air current that enables the internal portion of entering ware flows circuitously in this airflow channel, thereby the flow velocity of air current has been slowed down greatly, thereby play the separation effect, the air current noise that produces because of the air current flows has effectively been reduced, thereby the noise cancelling effect of muffler has been promoted greatly.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a half-sectional view of the present invention;
fig. 4 is a schematic structural view of the first sound-absorbing plate and the second sound-absorbing plate of the present invention.
Reference numerals: 1. a body; 101. a first housing; 102. a second housing; 2. a pipe orifice; 3. taking over a pipe; 4. a first sound-absorbing panel; 5. a second sound-absorbing panel; 6. fixing the plate core; 7. a sound absorbing pad; 8. a vent hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a new muffler includes a muffler body 1, a layer of corrosion resistant coating is coated on the surface of the muffler body 1, the corrosion resistant coating is a synthetic resin coating, pipe orifices 2 are disposed at both ends of the muffler body 1, a connection pipe 3 is disposed inside the pipe orifices 2, a plurality of vent groups are disposed at one end of the connection pipe 3 inside the muffler body 1, and the vent groups are arranged at equal intervals along the linear direction of the connection pipe 3, the vent groups include four vent holes 8, the vent holes 8 are symmetrically distributed in a cross shape with the central axis of the connection pipe 3 as the center, the muffler body 1 includes a first cover shell 101 and a second cover shell 102, the first cover shell 101 and the second cover shell 102 are welded together, a plurality of first sound-absorbing plates 4 are disposed on the concave arc surface of the first cover shell 101, a plurality of second sound-absorbing plates 5 are disposed on the concave arc surface of the second cover shell 102, the first sound-absorbing plates 4 and the second sound-absorbing plates 5 are interlaced with, and need to make and have gapped between the indent cambered surface of first abatvoix 4 and second housing 102 and between the indent cambered surface of second abatvoix 5 and first housing 101, wherein, first abatvoix 4 and second abatvoix 5 all include fixed plate core 6, and fixed plate core 6 distributes and fixes on the indent cambered surface of first housing 101 and second housing 102, still need to establish a sound pad 7 on every fixed plate core 6 cover, and sound pad 7 needs to adopt the crest to inhale the sound sponge and make.
Because the device body 1 comprises a first housing 101 and a second housing 102, a plurality of first sound-absorbing boards 4 are arranged on the concave arc surface of the first housing 101, a plurality of second sound-absorbing boards 5 are arranged on the concave arc surface of the second housing 102, the first sound-absorbing boards 4 and the second sound-absorbing boards 5 are arranged in a staggered manner and are not mutually connected, and gaps exist between the concave arc surfaces of the first sound-absorbing boards 4 and the second housing 102 and between the concave arc surfaces of the second sound-absorbing boards 5 and the first housing 101, the first sound-absorbing boards 4 and the second sound-absorbing boards 5 have sound-absorbing effects, and a zigzag air flow channel is formed between the first sound-absorbing boards 4 and the second sound-absorbing boards 5, thus the air flow entering the device body 1 flows in a zigzag manner in the air flow channel, the flowing speed of the air flow is greatly reduced, the blocking effect is achieved, and the air flow noise generated by the flowing of the air flow is effectively reduced, thereby greatly improving the silencing effect of the silencer.
Because first abatvoix 4 and second abatvoix 5 all include fixed plate core 6, and the cover is equipped with sound absorption pad 7 on fixed plate core 6, then sound absorption pad 7 can play the sound absorption effect, and because sound absorption pad 7 only need the cover to be established on fixed plate core 6, therefore the installation is comparatively light simple, and because sound absorption pad 7 adopts the crest to inhale the sound sponge and makes, the crest is inhaled the inside tiny space and the half-open structure of being full of sound sponge, can absorb the sound wave energy of penetrating in a large number, play the attenuation to the sound wave, thereby make sound absorption pad 7 can play fabulous sound absorption and fall the effect of making an uproar.
Because a plurality of ventilation hole groups have been seted up to the one end that is located the internal portion of ware 1 at takeover 3, and the ventilation hole group is equidistant along taking over 3 rectilinear direction and arranging, then the air current that gets into the internal portion of ware 1 through takeover 3 can be by ventilation hole group dispersion separation, thereby can play better noise reduction effect, and because the ventilation hole group all includes four ventilation holes 8, and ventilation hole 8 uses the axis of takeover 3 to be the cross symmetric distribution as the center, then the air current can evenly discharge in four directions through ventilation hole 8, further promote noise reduction effect.
Because the surface of the silencer body 1 is coated with the corrosion-resistant coating, the surface of the silencer body 1 can be effectively prevented from being corroded, and the service life of the silencer is greatly prolonged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a novel muffler, includes the ware body (1), ware body (1) both ends all are provided with mouth of pipe (2), mouth of pipe (2) inside all is provided with takeover (3), its characterized in that: the device body (1) comprises a first housing (101) and a second housing (102), a plurality of first sound-absorbing boards (4) are arranged on an inner concave cambered surface of the first housing (101), a plurality of second sound-absorbing boards (5) are arranged on an inner concave cambered surface of the second housing (102), the first sound-absorbing boards (4) and the second sound-absorbing boards (5) are arranged in a staggered mode and are not mutually connected, and gaps exist between the inner concave cambered surfaces of the first sound-absorbing boards (4) and the second housing (102) and between the inner concave cambered surfaces of the second sound-absorbing boards (5) and the first housing (101).
2. The new muffler of claim 1, wherein: first abatvoix (4) and second abatvoix (5) all include fixed plate core (6), the cover is equipped with sound absorbing pad (7) on fixed plate core (6).
3. The new muffler of claim 2, wherein: the sound absorption pad (7) is made of wave crest sound absorption sponge.
4. The new muffler of claim 1, wherein: a plurality of vent hole groups are arranged at one end of the connecting pipe (3) positioned in the device body (1), and the vent hole groups are arranged at equal intervals along the linear direction of the connecting pipe (3).
5. The new muffler of claim 4, wherein: the ventilation hole group comprises four ventilation holes (8), and the ventilation holes (8) are symmetrically distributed in a cross shape by taking the central axis of the connecting pipe (3) as the center.
6. The new muffler of claim 1, wherein: the surface of the device body (1) is coated with corrosion-resistant paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020346783.XU CN211879010U (en) | 2020-03-18 | 2020-03-18 | Novel silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020346783.XU CN211879010U (en) | 2020-03-18 | 2020-03-18 | Novel silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211879010U true CN211879010U (en) | 2020-11-06 |
Family
ID=73258628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020346783.XU Expired - Fee Related CN211879010U (en) | 2020-03-18 | 2020-03-18 | Novel silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211879010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023103374A1 (en) * | 2021-12-11 | 2023-06-15 | 帝舍智能科技(武汉)有限公司 | Low-noise water tank for cleaning device, and cleaning device |
-
2020
- 2020-03-18 CN CN202020346783.XU patent/CN211879010U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023103374A1 (en) * | 2021-12-11 | 2023-06-15 | 帝舍智能科技(武汉)有限公司 | Low-noise water tank for cleaning device, and cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |