CN219716459U - Pneumatic emission muffler - Google Patents
Pneumatic emission muffler Download PDFInfo
- Publication number
- CN219716459U CN219716459U CN202320311280.2U CN202320311280U CN219716459U CN 219716459 U CN219716459 U CN 219716459U CN 202320311280 U CN202320311280 U CN 202320311280U CN 219716459 U CN219716459 U CN 219716459U
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- end cover
- coil pipe
- pneumatic
- muffler
- side end
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- 229920000742 Cotton Polymers 0.000 claims abstract description 36
- 238000010030 laminating Methods 0.000 claims abstract description 3
- 239000013013 elastic material Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 230000003584 silencer Effects 0.000 abstract description 16
- 230000001743 silencing effect Effects 0.000 abstract description 12
- 239000002699 waste material Substances 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
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- 230000008859 change Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
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- 238000009413 insulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000030279 gene silencing Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
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- 239000003365 glass fiber Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Abstract
The utility model relates to a pneumatic emission silencer, and belongs to the technical field of silencer production. Including the muffler shell that the cavity set up, detachable installs the left side end cover that has venthole A on the first opening, detachable installs the right side end cover that has venthole B on the second opening, install the air inlet connector who is connected with the coil pipe on the outer wall of one side of muffler shell, be covered with the venthole on the coil pipe, all laminating has the soundproof cotton on the inner wall of left side end cover and right side end cover. The utility model has the following beneficial effects: the exhaust waste compressed air enters the coil pipe through the air inlet connector, then enters the muffler shell, the left end cover and the right end cover through the air outlet holes on the coil pipe to form a cavity for accommodating the coil pipe, finally passes through the soundproof cotton, is discharged to the outside from the air outlet holes A and B respectively, can be discharged from the air outlet holes, has a silencing effect, and meanwhile, the soundproof cotton is additionally arranged to enhance the silencing effect of the muffler.
Description
Technical Field
The utility model relates to a pneumatic emission silencer, and belongs to the technical field of silencer production.
Background
The telescopic cylinder, the pneumatic stirrer, the pneumatic polisher, the pneumatic drilling machine, the pneumatic punching machine, the pneumatic pressing machine, the pneumatic jumbolter and the like, as well as printing machines, packaging machines, pneumatic lifting machines and the like comprising pneumatic transmission components, are all made of compressed air as a power energy source, most of the compressed air can be consumed to a working procedure, but part of tail gas can be discharged into the air through an exhaust valve, the exhaust process can generate larger exhaust noise, the environment-friendly requirement is not met, and the exhaust noise also affects the health of operators.
In addition, at the air inlet pipe of the negative pressure or vacuum equipment, certain air inlet noise can be generated in the air inlet process, the requirements of environmental protection are not met, and the body health of operators is also influenced by the air outlet noise.
Patent number is CN201920670783.2 discloses a muffler and oxygenerator including this muffler, the muffler casing includes casing and lower casing, go up the casing and form middle part amortization chamber after the mutual lock of casing down, top air inlet and bottom gas outlet, air inlet department is equipped with the draw-in groove, be equipped with the copper sintering on the draw-in groove, copper sintered tissue is honeycomb and copper sintering upper portion is equipped with the flange, the flange cartridge is on the draw-in groove, it sets firmly a plurality of bolt fastening cover to go up the casing in the amortization intracavity, a plurality of bolt fastening cover department interval has set firmly the amortization board in a plurality of bolt fastening cover down to go down the casing, a plurality of bolt fastening cover department interval's fixed be equipped with down the amortization board, go up amortization board and lower amortization board interval setting, go up casing and lower casing and pass through bolt fastening connection, amortization material is installed to the amortization intracavity. The device provided by the utility model is convenient to disassemble and assemble and good in silencing effect.
Patent number is CN 202020898968.1's patent application discloses a multistage environmental protection muffler of making an uproar that falls, it includes a vertical barrel, be equipped with on the vertical barrel with inside intercommunication's air inlet and gas vent, be equipped with first radial baffle in this vertical barrel inside interval, second radial baffle and third radial baffle, still be equipped with first tube-shape screen cloth respectively, first inhale the cotton filling layer of sound, second tube-shape screen cloth, the cotton filling layer of sound is inhaled to the second, first cluster inflator, the second cluster inflator, the third cluster inflator, the cotton section of thick bamboo of amortization, the cotton filling layer of third amortization, the exhaust return bend communicates with the gas vent that sets up on the vertical barrel outer wall in second space place. The silencer can realize four-stage silencing and noise reduction, so that the noise of the whole vacuum pump is greatly reduced by 30% -40%, the vacuum pump can be installed and operated in a common workshop without independently providing a vacuum pump room, and convenience is brought to enterprises and the enterprise cost is reduced.
Although the above patent can realize the silencing function, the prior art is not comprehensive in consideration, and has the following disadvantages:
the existing exhaust gas muffler is a single muffler, and is generally manufactured by adopting materials such as copper sintering, a screen, a filter screen, filter cloth and the like, for example: copper sintered muffler and screen muffler; the silencer has the problems of poor silencing effect, large exhaust resistance, short service life and the like, so that the noise of a machine or a working environment is overlarge, and meanwhile, the silencer needs to be cleaned or replaced frequently.
What need is urgent is a pneumatic emission muffler, realizes that exhaust abandonment compressed air gets into in the coil pipe through the connector that admits air, gets into through the hole of giving vent to anger on the coil pipe again in muffler shell, left side end cover and the right side end cover enclose into the cavity that holds the coil pipe, pass soundproof cotton at last, discharge to the external world from venthole A, venthole B respectively, abandonment compressed air can be discharged from the hole of giving vent to anger, play the amortization effect, add soundproof cotton simultaneously and strengthened the amortization effect of muffler, and its accessory of constituteing is few, simple structure, easy and with low costs of installing and removing.
Disclosure of Invention
In order to solve one of the above problems, according to the above shortcomings in the prior art, the present utility model aims to solve the technical problems: how to realize that exhaust abandonment compressed air gets into in the coil pipe through the connector that admits air, get into through the eye that gives vent to anger on the coil pipe again in muffler shell, left side end cover and right side end cover enclose into the cavity that holds the coil pipe, pass soundproof cotton at last, discharge to the external world from venthole A, venthole B respectively, abandonment compressed air can be discharged from the eye that gives vent to anger, play the amortization effect, add soundproof cotton simultaneously and strengthened the amortization effect of muffler and its accessory of constituteing few, simple structure, install and remove easily and with low costs, provide a pneumatic emission muffler for this reason.
A pneumatic exhaust muffler, characterized by: including the muffler shell that the cavity set up, first opening and second opening have been seted up respectively at the both ends of muffler shell, detachable installation has venthole A's left side end cover on the first opening, detachable installation has venthole B's right side end cover on the second opening, muffler shell, left side end cover and right side end cover enclose the cavity that synthesizes the holding coil pipe, install the air inlet connector who is connected with the coil pipe on one side outer wall of muffler shell, the other end of coil pipe is the blind end, be covered with the eye hole of giving vent to anger on the coil pipe, all laminating has soundproof cotton on the inner wall of left side end cover and right side end cover.
The silencer is suitable for various telescopic cylinders, cylinder electromagnetic valves, pneumatic motors, pneumatic components, pneumatic tools, pneumatic equipment and the like, the exhaust pressure of low temperature and normal temperature is reduced, the air inlet connector is connected with the exhaust pipe of the pneumatic components, exhaust waste compressed air enters the coil pipe through the air inlet connector, then enters the silencer shell, the left side end cover and the right side end cover through the air outlet eyelet on the coil pipe to form a cavity for accommodating the coil pipe, finally passes through soundproof cotton, is discharged to the outside from the air outlet hole A and the air outlet hole B respectively, can be discharged from the air outlet eyelet to play the silencing effect, and meanwhile, the silencing effect of the silencer is enhanced by additionally arranging soundproof cotton.
Preferably, the coil pipe is a pipe body made of elastic materials which are coiled on the same plane from the center to the edge or from the edge to the center, the air outlet holes on the coil pipe are micro-air holes, the size of the micro-air holes can be changed along with the change of air pressure, the micro-air holes are not easy to be blocked one by one, and the resistance to air discharge is smaller than that of the traditional technology.
Preferably, the air outlet hole of the coil pipe is covered with a one-way check valve, so that the air in the coil pipe is limited to flow in one direction to the outer side of the coil pipe, and the air is opened or closed along with the change of air pressure, so that the air outlet hole is not easy to be blocked one by one, and the resistance to exhaust is smaller than that of the traditional technology.
Preferably, the air outlet holes A and the air outlet holes B are provided with a plurality of groups, and the groups of air outlet holes A and the air outlet holes B are respectively arranged on the left end cover and the right end cover in an array mode.
Preferably, the soundproof cotton is also called as sound-absorbing cotton, is a porous sound-absorbing material, and mainly comprises cotton, so that the soundproof cotton has light weight, good moisture resistance, corrosion resistance and moisture resistance, has the effects of absorbing sound and reducing noise, and also has the effects of heat preservation, heat insulation and the like.
Preferably, the muffler shell has a rectangular cross-sectional shape, and the upper and lower surfaces thereof are respectively provided with reinforcing grooves recessed inward.
Compared with the prior art, the utility model has the following beneficial effects:
according to the pneumatic emission muffler disclosed by the utility model, the air inlet connector is connected with the exhaust pipe of the pneumatic component, discharged waste compressed air enters the coil pipe through the air inlet connector, enters the muffler shell, the left end cover and the right end cover through the air outlet holes on the coil pipe to be enclosed into a cavity for accommodating the coil pipe, finally passes through the soundproof cotton, and is respectively discharged to the outside from the air outlet holes A and B, the waste compressed air can be discharged from the air outlet holes to play a silencing effect, meanwhile, the soundproof cotton is additionally arranged to enhance the silencing effect of the muffler, and the muffler is few in parts, simple in structure, easy to assemble and disassemble and low in cost.
According to the pneumatic emission silencer disclosed by the utility model, the coil pipe is a pipe body made of elastic materials which are coiled on the same plane from the center to the edge or from the edge to the center, the air outlet holes on the coil pipe are micro-air holes, the size of the micro-air holes can be changed along with the change of air pressure, the air outlet holes are not easy to be blocked one by one, and the resistance to exhaust is smaller than that of the traditional technology.
The pneumatic exhaust silencer is also called as sound-absorbing cotton, is a porous sound-absorbing material, is mainly made of cotton, has light weight, good moisture resistance, corrosion resistance and moisture resistance, has sound-absorbing and noise-reducing effects, and also has the effects of heat preservation, heat insulation and the like.
The pneumatic emission silencer, the air inlet connector and the air exhaust pipe of the pneumatic component are connected, and the pneumatic emission silencer is suitable for a telescopic air cylinder, an air cylinder electromagnetic valve, a pneumatic motor, a pneumatic tool, a pneumatic stirrer, a pneumatic polisher, a pneumatic drilling machine, a pneumatic punching machine, a pneumatic press, a pneumatic jumbolter and the like, and mining machinery, automatic machinery, grain machinery, pharmaceutical machinery, food machinery, printing machinery, packaging machinery, a pneumatic lifting machine, a pneumatic manipulator and the like which comprise a pneumatic transmission component, the pneumatic motor and the air cylinder. The air inlet connector is connected with an air inlet pipe of the pneumatic component, and is also suitable for various negative pressure air inlet noise reduction or vacuum air inlet noise reduction.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic view of the external structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a schematic view of the external structure of the coil of the present utility model;
FIG. 4 is a cross-sectional view of a muffler shell according to the present utility model;
fig. 5 is an enlarged view of the vent hole.
In the figure: 1. muffler shell 2, left side end cover 3, right side end cover 4, venthole A5, venthole B6, coil pipe 7, air inlet connector 8, air outlet eyelet 9, soundproof cotton.
Description of the embodiments
The utility model is further described below with reference to the accompanying drawings:
the present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Examples
As shown in fig. 1-2, the pneumatic exhaust muffler comprises a muffler shell 1 which is arranged in a hollow manner, a first opening and a second opening are respectively formed in two ends of the muffler shell 1, a left end cover 2 with an air outlet hole A4 is detachably arranged on the first opening, a right end cover 3 with an air outlet hole B5 is detachably arranged on the second opening, a cavity for accommodating a coil pipe 6 is formed by encircling the muffler shell 1, the left end cover 2 and the right end cover 3, an air inlet connector 7 connected with the coil pipe 6 is arranged on the outer wall of one side of the muffler shell 1, the other end of the coil pipe 6 is a closed end, air outlet holes 8 are distributed on the coil pipe 6, and soundproof cotton 9 is attached to the inner walls of the left end cover 2 and the right end cover 3.
The muffler is suitable for various pneumatic components, pneumatic tools, pneumatic equipment and the like, the exhaust pressure of low temperature and normal temperature is reduced, the air inlet connector 7 is connected with the exhaust pipe of the pneumatic components, exhaust waste compressed air enters the coil pipe 6 through the air inlet connector 7, then enters the muffler shell 1, the left end cover 2 and the right end cover 3 through the air outlet eyelet 8 on the coil pipe 6 to form a cavity for accommodating the coil pipe 6, finally passes through the soundproof cotton 9, is respectively discharged to the outside from the air outlet hole A4 and the air outlet hole B5, and the waste compressed air can be discharged from the air outlet eyelet 8 to play the silencing effect, and meanwhile, the silencing effect of the muffler is enhanced by additionally arranging the soundproof cotton 9.
Examples
As shown in fig. 1-3, the pneumatic exhaust muffler comprises a muffler shell 1 which is arranged in a hollow manner, a first opening and a second opening are respectively formed in two ends of the muffler shell 1, a left end cover 2 with an air outlet hole A4 is detachably arranged on the first opening, a right end cover 3 with an air outlet hole B5 is detachably arranged on the second opening, a cavity for accommodating a coil pipe 6 is formed by encircling the muffler shell 1, the left end cover 2 and the right end cover 3, an air inlet connector 7 connected with the coil pipe 6 is arranged on the outer wall of one side of the muffler shell 1, the other end of the coil pipe 6 is a closed end, air outlet holes 8 are distributed on the coil pipe 6, and soundproof cotton 9 is attached to the inner walls of the left end cover 2 and the right end cover 3.
Further, the coil pipe 6 is a pipe body made of elastic materials which are coiled on the same plane from the center to the edge or from the edge to the center, the air outlet holes 8 on the coil pipe 6 are micro-air holes, the size of the micro-air holes can be changed along with the change of air pressure, the micro-air holes are not easy to be blocked one by one, and the resistance to air discharge is smaller than that of the traditional technology.
Further, the air outlet holes A4 and the air outlet holes B5 are provided with a plurality of groups, and are respectively arranged on the left end cover 2 and the right end cover 3 in an array manner.
Further, the soundproof cotton 9 is also called as sound-absorbing cotton, is a porous sound-absorbing material, and is mainly made of cotton, so that the soundproof cotton is light in weight, has good moisture resistance, corrosion resistance and moisture resistance, has sound-absorbing and noise-reducing effects, and can also play roles in heat preservation, heat insulation and the like.
Examples
Referring to fig. 5, the difference from the second embodiment is that the outlet hole 8 of the coil 6 is covered with a unidirectional anti-backflow flap, so as to limit the unidirectional flow of air in the coil 6 to the outside of the coil 6, and the air is opened or closed along with the change of air pressure, so that the air is not easy to be blocked one by one, and the resistance to exhaust is smaller than that of the conventional technology.
Examples
Referring to fig. 4, the difference from the first embodiment is that the muffler shell 1 has a rectangular cross-sectional shape, and has reinforcing grooves recessed inward on the upper and lower surfaces thereof, respectively.
The air inlet connector 7 is connected with an exhaust pipe of a pneumatic component, and is suitable for a printing machine, a packaging machine, a pneumatic lifting machine and the like which comprise pneumatic transmission components, such as an air cylinder electromagnetic valve, a pneumatic stirrer, a pneumatic grinding machine, a pneumatic drilling machine, a pneumatic punching machine, a pneumatic pressing machine, a pneumatic jumbolter and the like. The air inlet connector 7 is connected with an air inlet pipe of the pneumatic component, and is suitable for various negative pressure air inlet noise reduction or vacuum air inlet noise reduction.
According to the pneumatic emission muffler disclosed by the utility model, the air inlet connector is connected with the exhaust pipe of the pneumatic component, discharged waste compressed air enters the coil pipe through the air inlet connector, enters the cavity containing the coil pipe through the air outlet hole on the coil pipe, is enclosed into the shell of the muffler, the left end cover and the right end cover, finally passes through the soundproof cotton, is discharged to the outside from the air outlet hole A and the air outlet hole B respectively, can be discharged from the air outlet hole, achieves the silencing effect, and meanwhile, the soundproof cotton is additionally arranged to enhance the silencing effect of the muffler.
According to the pneumatic emission silencer disclosed by the utility model, the coil pipe is a pipe body made of elastic materials which are coiled on the same plane from the center to the edge or from the edge to the center, the air outlet holes on the coil pipe are micro-air holes, the size of the micro-air holes can be changed along with the change of air pressure, the air outlet holes are not easy to be blocked one by one, and the resistance to exhaust is smaller than that of the traditional technology.
According to the pneumatic emission silencer disclosed by the utility model, the soundproof cotton is made of centrifugal glass fiber materials, and a large number of tiny pores are formed in the inner fiber of the soundproof cotton in a fluffy and staggered mode.
The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (4)
1. The utility model provides a pneumatic emission muffler, its characterized in that, muffler shell (1) including the cavity setting, first opening and second opening have been seted up respectively at the both ends of muffler shell (1), detachable installation has left side end cover (2) of venthole A (4) on the first opening, detachable installation has right side end cover (3) of venthole B (5) on the second opening, muffler shell (1), left side end cover (2) and right side end cover (3) enclose the cavity that synthesizes and hold coil pipe (6), install air inlet connector (7) be connected with coil pipe (6) on the outer wall of one side of muffler shell (1), the other end of coil pipe (6) is the blind end, cloth on coil pipe (6) and give vent to anger eye (8), all laminating on the inner wall of left side end cover (2) and right side end cover (3) has soundproof cotton (9).
2. A pneumatic exhaust muffler according to claim 1, characterized in that the coil (6) is made of a tube body of elastic material coiled on the same plane sequentially from the center to the edge or from the edge to the center, and the air outlet holes (8) on the coil (6) are micro-air holes.
3. A pneumatic exhaust muffler according to claim 2, characterized in that the outlet eyelets (8) of the coil (6) are covered with unidirectional anti-backup flaps.
4. A pneumatic exhaust muffler according to claim 3, wherein the air outlet holes a (4) and B (5) are provided with a plurality of groups, respectively arranged in an array on the left end cover (2) and the right end cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320311280.2U CN219716459U (en) | 2023-02-24 | 2023-02-24 | Pneumatic emission muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320311280.2U CN219716459U (en) | 2023-02-24 | 2023-02-24 | Pneumatic emission muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219716459U true CN219716459U (en) | 2023-09-19 |
Family
ID=88000643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320311280.2U Active CN219716459U (en) | 2023-02-24 | 2023-02-24 | Pneumatic emission muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219716459U (en) |
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2023
- 2023-02-24 CN CN202320311280.2U patent/CN219716459U/en active Active
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