CN215949781U - Porous exhaust noise reduction structure of air compressor - Google Patents
Porous exhaust noise reduction structure of air compressor Download PDFInfo
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- CN215949781U CN215949781U CN202122386051.0U CN202122386051U CN215949781U CN 215949781 U CN215949781 U CN 215949781U CN 202122386051 U CN202122386051 U CN 202122386051U CN 215949781 U CN215949781 U CN 215949781U
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Abstract
The application provides a porous exhaust of air compressor machine falls structure of making an uproar belongs to air compressor machine technical field. The porous exhaust noise reduction structure of the air compressor comprises a shell assembly and an exhaust assembly, wherein the exhaust assembly comprises an air cylinder cover, an installation rod and an air valve assembly, a cylindrical hole is formed in the inner wall of the air cylinder cover, a spherical hole is formed in the bottom of the cylindrical hole, one end of the installation rod is fixedly installed on the bottom of the spherical hole, the other end of the installation rod extends into the cylindrical hole, the air cylinder cover is fixedly connected with the shell assembly, and the air valve assembly is arranged between the shell assembly and the air cylinder cover. Through set up a plurality of cylindricality hole on the cylinder head inner wall, the noise is propagating to the downthehole back of cylindricality, realizes noise reduction frequency through the multiple reflection, sets up spherical hole simultaneously in cylindricality hole bottom, and the arcwall face of spherical hole can increase noise reflection frequency to reach the purpose of further making an uproar of falling.
Description
Technical Field
The application relates to the field of air compressors, in particular to a porous exhaust noise reduction structure of an air compressor.
Background
The air compressor is an air compressor, and the air compressor is a device for compressing air, wherein the piston type air compressor drives the reciprocating motion of a piston in a cylinder through a crankshaft connecting rod to achieve the purpose of compressing air.
In the related art, because a piston inside a cylinder reciprocates, a valve plate inside an exhaust cavity of an air compressor can continuously flap a valve body and a valve plate, continuous noise can be generated, the noise is diffused to the outside, and the external environment is affected.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, the application provides a porous exhaust of air compressor machine falls structure of making an uproar, aims at improving noise pollution's problem.
The embodiment of the application provides a porous exhaust of air compressor machine falls structure of making an uproar, including casing assembly and exhaust subassembly.
The exhaust assembly comprises a cylinder cover, an installation rod and an air valve assembly, a cylindrical hole is formed in the inner wall of the cylinder cover, a spherical hole is formed in the bottom of the cylindrical hole, one end of the installation rod is fixedly installed on the bottom of the spherical hole, the other end of the installation rod extends into the cylindrical hole, the cylinder cover is fixedly connected with the shell assembly, and the air valve assembly is arranged between the shell assembly and the cylinder cover.
In the above-mentioned realization process, through set up a plurality of cylindricality hole on the cylinder head inner wall, the noise is after propagating to the cylindricality downthehole, realizes noise reduction frequency through the multiple reflection, sets up spherical hole simultaneously in cylindricality hole bottom, and the arcwall face of spherical hole can increase noise reflection frequency to reach the purpose of further making an uproar.
In a specific embodiment, the housing assembly includes a crankcase and a cylinder block, the cylinder block is fixedly connected to the crankcase, the cylinder block is fixedly connected to the cylinder head, and the valve assembly is disposed between the cylinder block and the cylinder head.
In a specific embodiment, the air valve assembly comprises a valve plate, a limiting plate and two mounting blocks, wherein the limiting plate is fixedly mounted at the top of the valve plate through the two mounting blocks, and the valve plate is provided with an exhaust hole.
In a specific embodiment, the air valve assembly further comprises an exhaust valve plate and a spring piece, the exhaust valve plate is attached to the top of the valve plate, the exhaust valve plate is in contact with the spring piece, two ends of the exhaust valve plate are respectively sleeved on the two mounting blocks in a sliding mode, and the spring piece is fixedly mounted at the bottom of the limiting plate.
In the above implementation process, the spring piece realizes the limiting purpose of the exhaust valve block, and the two mounting blocks realize the limiting purpose of two ends of the exhaust valve block, so that the exhaust valve block slides on the two mounting blocks to realize the purpose of opening and closing the exhaust hole.
In a specific embodiment, mounting grooves are formed in the connecting surfaces of the cylinder block and the cylinder cover, and the outer wall of the valve plate is arranged in the two mounting grooves.
In the implementation process, the valve plate is arranged in the upper mounting groove and the lower mounting groove, and when the cylinder cover is separated from the cylinder body, the purpose of taking out and mounting the valve plate conveniently is achieved.
In a specific embodiment, the inner walls of the two mounting grooves are fixedly provided with sealing rings.
In the implementation process, the sealing rings are arranged in the two mounting grooves, so that the sealing effect between the cylinder cover and the cylinder body is improved.
In a specific embodiment, the mounting rod, the cylindrical hole and the spherical hole are all provided with a plurality of cylindrical holes which are uniformly arranged on the inner wall of the cylinder cover.
In the implementation process, the installation rod can increase the reflection frequency of noise in the cylindrical hole and the spherical hole, and the noise reduction effect is improved.
In a specific embodiment, the inner wall of the cylinder head is coated with a sound insulating material.
In the implementation process, the sound insulation material is sprayed on the inner wall of the cylinder cover, so that noise is reflected inside the cylinder cover, and the purpose of noise reduction is achieved through the cylindrical hole.
In a particular embodiment, the outer wall of the mounting bar is corrugated.
In the implementation process, the outer wall of the installation rod is corrugated, so that the reflection effect of noise is improved, and the purpose of noise reduction is achieved.
In a specific embodiment, a plurality of arc-shaped notches are formed in the inner wall of the cylindrical hole, and the arc-shaped notches are uniformly distributed on the inner wall of the arc-shaped notch.
In the implementation process, the arc-shaped notch is formed in the inner wall of the cylindrical hole, so that the noise reflection effect is improved, and the purpose of the noise reduction effect is improved.
Drawings
In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a porous exhaust noise reduction structure of an air compressor provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of an exhaust assembly of a porous exhaust noise reduction structure of an air compressor according to an embodiment of the present application;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a partially enlarged view of fig. 2 at B.
In the figure: 10-a housing assembly; 110-a crankcase; 120-a cylinder block; 20-an exhaust assembly; 210-a cylinder head; 220-mounting a rod; 230-a gas valve assembly; 2310-valve plate; 2320-limiting plate; 2330-mounting block; 2340-exhaust hole; 2350-air release valve sheet; 2360 spring leaf; 240-cylindrical hole; 250-spherical pores; 30-mounting grooves; 40-arc shaped notch.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-4, the present application provides a porous exhaust noise reduction structure for an air compressor, which includes a housing assembly 10 and an exhaust assembly 20.
The exhaust assembly 20 comprises a cylinder head 210, a mounting rod 220 and a gas valve assembly 230, wherein a cylindrical hole 240 is formed in the inner wall of the cylinder head 210, a spherical hole 250 is formed in the bottom of the cylindrical hole 240, one end of the mounting rod 220 is fixedly mounted at the bottom of the spherical hole 250, the other end of the mounting rod 220 extends into the cylindrical hole 240, the cylinder head 210 is fixedly connected with the housing assembly 10, and the gas valve assembly 230 is arranged between the housing assembly 10 and the cylinder head 210.
The mounting rods 220, the cylindrical holes 240 and the spherical holes 250 are provided with a plurality of cylindrical holes 240, which are uniformly arranged on the inner wall of the cylinder head 210, and a layer of sound insulation material is sprayed on the inner wall of the cylinder head 210.
When specifically setting up, the connected mode between cylinder head 210 and the cylinder block 120 is prior art, it is not repeated here much, through spraying sound-proof material on cylinder head 210 inner wall, make the noise at the inside reflection of cylinder head 210, through set up cylindricality hole 240 on cylinder head 210 inner wall, the noise is after propagating to cylindricality hole 240, realize noise reduction frequency through multiple reflection, set up spherical hole 250 in cylindricality hole 240 bottom simultaneously, the arcwall face of spherical hole 250, can increase noise reflection frequency, thereby reach the purpose of further making an uproar.
Referring to fig. 1, the housing assembly 10 includes a crankcase 110 and a cylinder block 120, the cylinder block 120 is fixedly connected to the crankcase 110, the cylinder block 120 is fixedly connected to the cylinder head 210, the valve assembly 230 is disposed between the cylinder block 120 and the cylinder head 210, the connecting surfaces of the cylinder block 120 and the cylinder head 210 are both provided with mounting grooves 30, the outer walls of the valve plate 2310 are disposed in the two mounting grooves 30, and the inner walls of the two mounting grooves 30 are both fixedly provided with sealing rings.
In specific setting, the connection mode between the crankcase 110 and the cylinder block 120 is the prior art, and details are not repeated herein, and a sealing ring is disposed on the inner wall of the mounting groove 30 for improving the sealing effect between the cylinder head 210 and the cylinder block 120.
Referring to fig. 2, the air valve assembly 230 includes a valve plate 2310, a limiting plate 2320 and two mounting blocks 2330, the limiting plate 2320 is fixedly mounted on the top of the valve plate 2310 through the two mounting blocks 2330, the valve plate 2310 is provided with an exhaust hole 2340, the air valve assembly 230 further includes an exhaust valve sheet 2350 and a spring leaf 2360, the exhaust valve sheet 2350 is attached to the top of the valve plate 2310, the exhaust valve sheet 2350 is arranged in contact with the spring leaf 2360, two ends of the exhaust valve sheet 2350 are respectively slidably sleeved on the two mounting blocks 2330, the spring leaf 2360 is fixedly mounted at the bottom of the limiting plate 2320, the outer wall of the mounting rod 220 is arranged in a corrugated shape, the inner wall of the cylindrical hole 240 is provided with a plurality of arc notches 40, and the plurality of arc notches 40 are uniformly distributed on the inner wall of the arc notches 40.
When the valve plate is specifically arranged, the two mounting blocks 2330 are fixedly mounted on the valve plate 2310, threaded holes are formed in the two mounting blocks 2330, the two ends of the limiting plate 2320 are placed at the tops of the two mounting blocks 2330, and the limiting plate 2320 penetrates through the limiting plate 2320 to be connected with the threaded holes through screws, so that the purpose of mounting the limiting plate 2320 is achieved.
The cylinder head 210, the cylinder block 120, and the crankcase 110 are all the prior art, and when the piston moves downward inside the cylinder block 120, the exhaust valve sheet 2350 may flap the valve plate 2310, thereby generating noise, by disposing the mounting rod 220 in the spherical hole 250 and the cylindrical hole 240, and disposing the outer wall of the mounting rod 220 in a corrugated shape, and disposing a plurality of arc-shaped recesses 40 on the inner wall of the cylindrical hole 240, thereby increasing the reflection frequency of the noise, and achieving the purpose of further noise reduction.
The working principle of the porous exhaust noise reduction structure of the air compressor is as follows: set up cylindrical hole 240 on the cylinder head 210 inner wall, the noise is after propagating to cylindrical hole 240 in, realize noise reduction frequency through multiple reflection, set up spherical hole 250 simultaneously in cylindrical hole 240 bottom, spherical hole 250's arcwall face, can increase noise reflection frequency, thereby reach the purpose of further making an uproar, set up a plurality of arc notch 40 on cylindrical hole 240 inner wall, set up installation pole 220 in spherical hole 250 and cylindrical hole 240, and set the outer wall of installing pole 220 into the ripple, a reflection effect for the noise is improved, realize the purpose of further making an uproar that falls.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application 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 application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A porous exhaust noise reduction structure of an air compressor is characterized by comprising
A housing assembly (10);
the exhaust assembly (20) comprises a cylinder cover (210), a mounting rod (220) and an air valve assembly (230), wherein a cylindrical hole (240) is formed in the inner wall of the cylinder cover (210), a spherical hole (250) is formed in the bottom of the cylindrical hole (240), one end of the mounting rod (220) is fixedly mounted on the bottom of the spherical hole (250), the other end of the mounting rod (220) extends into the cylindrical hole (240), the cylinder cover (210) is fixedly connected with the shell assembly (10), and the air valve assembly (230) is arranged between the shell assembly (10) and the cylinder cover (210).
2. The porous exhaust noise reduction structure of an air compressor according to claim 1, wherein the housing assembly (10) comprises a crankcase (110) and a cylinder block (120), the cylinder block (120) is fixedly connected to the crankcase (110), the cylinder block (120) is fixedly connected to the cylinder head (210), and the air valve assembly (230) is disposed between the cylinder block (120) and the cylinder head (210).
3. The porous exhaust noise reduction structure of an air compressor as claimed in claim 2, wherein the air valve assembly (230) comprises a valve plate (2310), a limiting plate (2320) and two mounting blocks (2330), the limiting plate (2320) is fixedly mounted on the top of the valve plate (2310) through the two mounting blocks (2330), and the valve plate (2310) is provided with an exhaust hole (2340).
4. The porous exhaust noise reduction structure of the air compressor as claimed in claim 3, wherein the air valve assembly (230) further comprises an exhaust valve plate (2350) and a spring piece (2360), the exhaust valve plate (2350) is attached to the top of the valve plate (2310), the exhaust valve plate (2350) is in contact with the spring piece (2360), two ends of the exhaust valve plate (2350) are respectively slidably sleeved on the two mounting blocks (2330), and the spring piece (2360) is fixedly mounted at the bottom of the limiting plate (2320).
5. The porous exhausting and noise reducing structure of air compressor as claimed in claim 3, wherein the connecting surfaces of said cylinder block (120) and cylinder head (210) are both provided with mounting grooves (30), and the outer wall of said valve plate (2310) is disposed in both of said mounting grooves (30).
6. The porous exhaust and noise reduction structure of an air compressor according to claim 5, wherein sealing rings are fixedly mounted on the inner walls of the two mounting grooves (30).
7. The porous exhaust and noise reduction structure of an air compressor according to claim 1, wherein a plurality of the mounting rods (220), the cylindrical holes (240) and the spherical holes (250) are provided, and a plurality of the cylindrical holes (240) are uniformly provided on the inner wall of the cylinder head (210).
8. The porous exhaust and noise reduction structure of an air compressor as claimed in claim 1, wherein a layer of sound insulation material is sprayed on the inner wall of the cylinder head (210).
9. The porous exhaust noise reduction structure of an air compressor as claimed in claim 1, wherein the outer wall of the mounting rod (220) is corrugated.
10. The porous exhaust and noise reduction structure of an air compressor according to claim 1, wherein a plurality of arc-shaped notches (40) are formed on the inner wall of the cylindrical hole (240), and the plurality of arc-shaped notches (40) are uniformly distributed on the inner wall of the arc-shaped notch (40).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122386051.0U CN215949781U (en) | 2021-09-29 | 2021-09-29 | Porous exhaust noise reduction structure of air compressor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122386051.0U CN215949781U (en) | 2021-09-29 | 2021-09-29 | Porous exhaust noise reduction structure of air compressor |
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| CN215949781U true CN215949781U (en) | 2022-03-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757084A (en) * | 2021-09-29 | 2021-12-07 | 广西玉柴机器股份有限公司 | Porous exhaust noise reduction structure of air compressor |
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- 2021-09-29 CN CN202122386051.0U patent/CN215949781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113757084A (en) * | 2021-09-29 | 2021-12-07 | 广西玉柴机器股份有限公司 | Porous exhaust noise reduction structure of air compressor |
| CN113757084B (en) * | 2021-09-29 | 2024-03-19 | 广西玉柴机器股份有限公司 | Porous exhaust noise reduction structure of air compressor |
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