CN206384841U - A kind of nitrogen making machine muffler - Google Patents

A kind of nitrogen making machine muffler Download PDF

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Publication number
CN206384841U
CN206384841U CN201720052945.7U CN201720052945U CN206384841U CN 206384841 U CN206384841 U CN 206384841U CN 201720052945 U CN201720052945 U CN 201720052945U CN 206384841 U CN206384841 U CN 206384841U
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China
Prior art keywords
push rod
muffler
sound
making machine
nitrogen making
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Active
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CN201720052945.7U
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Chinese (zh)
Inventor
何正江
黄崇琛
宋彦磊
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Hubei Jasper Biotechnology Co Ltd
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Hubei Jasper Biotechnology Co Ltd
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Priority to CN201720052945.7U priority Critical patent/CN206384841U/en
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Publication of CN206384841U publication Critical patent/CN206384841U/en
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Abstract

The utility model discloses a kind of nitrogen making machine muffler, including muffler body, muffler bucket wall includes puigging and sound absorbing layer, muffler body be internally provided with gas buffer room and auxiliary surge chamber, sound-absorbing baffle plate is provided between gas buffer room and auxiliary surge chamber, the centre position of sound-absorbing baffle plate is respectively arranged with the first opening and the second opening, the bottom of gas buffer room is connected with the first push rod, the both sides of first push rod are provided with venthole, the bottom of auxiliary surge chamber is connected with the second push rod, buffer board is respectively connected with the top of first push rod and the second push rod.The utility model is abated the noise in terms of the two from the generation of sound and communication process, surge chamber inside muffler reduces the impulsive force of gas, so as to reduce the generation of noise, further through puigging and sound absorbing layer, barrier propagation is carried out to sound respectively and the aspect of consumption two is absorbed handling, it is significantly more efficient to reach the purpose abated the noise.

Description

A kind of nitrogen making machine muffler
Technical field
The utility model is related to muffling device field, specially a kind of nitrogen making machine muffler.
Background technology
It with compressed air is raw material that nitrogen making machine, which is, using carbon molecular sieve as adsorbent, with pressure-variable adsorption principle, is made full of micro- The carbon molecular sieve in hole is selective to gas molecule to be adsorbed to obtain in the new nitrogen technology processed of nitrogen, nitrogen making machine adsorption tower After carbon molecular sieve adsorption saturation, the oxygen molecule in molecular sieve hole need to be emitted to carry out next task, but carbon point Oxygen pressure in sub- sieve aperture cave is more than external air pressure, and oxygen flows from inside to outside from hole, just from handle in molecular sieve hole The oxygen molecule of absorption is discharged, thus can produce loud noise in exhaust, has had a strong impact on the working environment in workshop.
So, how to design a kind of nitrogen making machine muffler, the problem of currently being solved as us.
Utility model content
The purpose of this utility model is to provide a kind of nitrogen making machine muffler, to solve what is proposed in above-mentioned background technology Problem.
To achieve the above object, the utility model provides following technical scheme:A kind of nitrogen making machine muffler, including noise reduction Device main body, the muffler body includes muffler bucket wall, inlet end and outlet side, the muffler bucket wall include puigging and Sound absorbing layer, the muffler body be internally provided with gas buffer room and auxiliary surge chamber, the gas buffer room with auxiliary Sound-absorbing baffle plate is provided between surge chamber, the centre position of the sound-absorbing baffle plate is respectively arranged with the first opening and the second circulation Hole, the bottom of the gas buffer room is connected with the first push rod, and the both sides of first push rod are provided with venthole, the auxiliary The bottom of surge chamber, which is connected with the top of the second push rod, first push rod and the second push rod, is respectively connected with buffer board, described slow Rubber blanket is provided with the top of punching.
Further, the puigging is made up of vacuum interlayer.
Further, mineral wool or acoustical cotton are filled with inside the sound absorbing layer.
Further, first push rod and the second push rod are made of the larger compression spring of intensity.
Further, the bottom of the auxiliary surge chamber is also equipped with venthole.
Further, the outlet side is provided with control valve.
Further, the inlet end is connected by flange with nitrogen making machine escape pipe.
Compared with prior art, the beneficial effects of the utility model are:This kind of nitrogen making machine muffler, passes through gas buffer Room and auxiliary surge chamber, greatly reduce impulsive force of the larger gas of pressure to muffler internal structure, so as to reduce thing The vibration of body, reduces the loudness of noise, secondly, and by vacuum interlayer, the noise produced in gas discharge process barrier is existed Inside muffler, so that influence of the noise to surrounding environment is reduced, finally, by sound absorbing layer, by the sound having in sound Interior energy can be converted into, loss is will transmit through and comes out sound and consume, the loudness of sound is reduce further, so as to reach noise elimination Purpose.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is muffler bucket wall construction schematic diagram of the present utility model.
In figure:1- muffler bodies;2- mufflers bucket wall;3- inlet ends;4- outlet sides;5- puiggings;6- sound absorbing layers;7- Gas buffer room;8- aids in surge chamber;9- sound-absorbing baffle plates;The openings of 10- first;The openings of 11- second;The push rods of 12- first; 13- ventholes;The push rods of 14- second;15- buffer boards;16- rubber blankets.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of nitrogen making machine muffler:Including muffler body 1, muffler master Body 1 includes muffler bucket wall 2, inlet end 3 and outlet side 4, and muffler bucket wall 2 includes puigging 5 and sound absorbing layer 6, muffler master Body 1 be internally provided with gas buffer room 7 and auxiliary surge chamber 8, gas buffer room 7 and auxiliary surge chamber between be provided with sound-absorbing Baffle plate 9, the centre position of sound-absorbing baffle plate 9 is respectively arranged with the first opening 10 and the second opening 11, the bottom of gas buffer room 7 Portion is connected with the first push rod 12, and the both sides of the first push rod 12 are provided with venthole 13, and the bottom of auxiliary surge chamber 8 is connected with second The top of push rod 14, the first push rod 12 and the second push rod 14 is respectively connected with buffer board 15, and the top of buffer board 15 is provided with rubber Pad 16.
Further, puigging 5 is made up of vacuum interlayer, and the sound that the gas that barrier enters muffler is produced is outside Portion is propagated, so as to reduce sound intensity.
Further, the inside of sound absorbing layer 6 is filled with mineral wool or acoustical cotton, and the acoustic energy in sound is converted into interior energy, made Sound disappears, so as to reach noise reduction purpose.
Further, the first push rod 12 and the second push rod 14 are made of the larger compression spring of intensity, to nitrogen making machine The gas of middle entrance muffler applies propulsive thrust, mitigates impact of the gas entered in muffler to each tube wall, so that significantly Reduce the generation of noise.
Further, the bottom of auxiliary surge chamber 8 is also equipped with venthole 13, after muffler internal pressure diminishes, energy Enough accelerate gas discharge.
Further, outlet side 4 is provided with control valve, and whether control gas discharges, and prevents air from entering muffler.
Further, inlet end 3 is connected by flange with nitrogen making machine escape pipe, and its seal and stability are higher, it is ensured that Gas leakage will not occur for junction.
Operation principle:Gas in nitrogen making machine enters muffler from inlet end 3, and gas discharge, noise reduction are carried out through outlet side 4 Device bucket wall 2 includes puigging 5 and sound absorbing layer 6, and puigging 5 utilizes the transmission of vacuum screened sound, and sound absorbing layer 6 utilizes sound-absorbing material Acoustic energy in sound is changed into interior energy, is absorbed so that sound be consumed, reaches noise elimination purpose, the inside of muffler body 1 is set Gas buffer room 7 and auxiliary surge chamber 8 are equipped with, impact of the gas releived into muffler to muffler inwall reduces thing The vibration of body, so as to reduce the generation of sound, is provided with sound-absorbing baffle plate 9 between gas buffer room 7 and auxiliary surge chamber 8, absorbs The sound produced inside muffler, reduces noise, the centre position of sound-absorbing baffle plate 9 is respectively arranged with the first opening 10 and second Opening 11, gas enters after muffler, and the first push rod 12 applies propulsive thrust to the gas of entrance, when the first push rod 12 is displaced downwardly to During the first 10 lower section of opening, the gases at high pressure in gas buffer room 7 lead to by the first opening 10 flow direction auxiliary surge chamber 8 The second push rod 14 and enlargement gas volume are crossed, further impact of the reduction gas to muffler inwall, when the second push rod 14 is pressed During to the second opening 11, the gas of auxiliary surge chamber 8 reenters gas buffer room 7 by the second opening 11, from outlet The exhaust silencer of hole 13, and the first push rod 12 is kept balance, the generation of sound is reduced on source, the purpose of noise reduction is realized.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of nitrogen making machine muffler, including muffler body (1), it is characterised in that:The muffler body (1) includes disappearing Sound device bucket wall (2), inlet end (3) and outlet side (4), the muffler bucket wall (2) include puigging (5) and sound absorbing layer (6), institute State muffler body (1) be internally provided with gas buffer room (7) and auxiliary surge chamber (8), the gas buffer room (7) with it is auxiliary Help between surge chamber (8) and be provided with sound-absorbing baffle plate (9), the centre position of the sound-absorbing baffle plate (9) is respectively arranged with the first circulation Hole (10) and the second opening (11), the bottom of the gas buffer room (7) are connected with the first push rod (12), first push rod (12) both sides are provided with venthole (13), and the bottom of the auxiliary surge chamber (8) is connected with the second push rod (14), described first It is respectively connected with the top of push rod (12) and the second push rod (14) at the top of buffer board (15), the buffer board (15) and is provided with rubber Pad (16).
2. a kind of nitrogen making machine muffler according to claim 1, it is characterised in that:The puigging (5) is by vacuum What interlayer was constituted.
3. a kind of nitrogen making machine muffler according to claim 1, it is characterised in that:Filled inside the sound absorbing layer (6) There are mineral wool or acoustical cotton.
4. a kind of nitrogen making machine muffler according to claim 1, it is characterised in that:First push rod (12) and second Push rod (14) is made of the larger compression spring of intensity.
5. a kind of nitrogen making machine muffler according to claim 1, it is characterised in that:The bottom of the auxiliary surge chamber (8) Portion is also equipped with venthole (13).
6. a kind of nitrogen making machine muffler according to claim 1, it is characterised in that:The outlet side (4) is provided with control Valve processed.
7. a kind of nitrogen making machine muffler according to claim 1, it is characterised in that:The inlet end (3) passes through flange It is connected with nitrogen making machine escape pipe.
CN201720052945.7U 2017-01-16 2017-01-16 A kind of nitrogen making machine muffler Active CN206384841U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720052945.7U CN206384841U (en) 2017-01-16 2017-01-16 A kind of nitrogen making machine muffler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720052945.7U CN206384841U (en) 2017-01-16 2017-01-16 A kind of nitrogen making machine muffler

Publications (1)

Publication Number Publication Date
CN206384841U true CN206384841U (en) 2017-08-08

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108996482A (en) * 2018-07-18 2018-12-14 杭州科技职业技术学院 Silencer for PSA nitrogen making machine
CN109125028A (en) * 2018-07-01 2019-01-04 武汉多可特医疗器械有限公司 A kind of low-noise electric knocks massager

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109125028A (en) * 2018-07-01 2019-01-04 武汉多可特医疗器械有限公司 A kind of low-noise electric knocks massager
CN108996482A (en) * 2018-07-18 2018-12-14 杭州科技职业技术学院 Silencer for PSA nitrogen making machine

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