阅读说明：本技术 一种真空充氮杀虫灭菌消毒设备用的气体排放消音器 (A kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus ) 是由 邵明官 邵滔滔 于 2019-08-01 设计创作，主要内容包括：本发明公开了一种真空充氮杀虫灭菌消毒设备用的气体排放消音器,气体排放消音器包括外壳,所述外壳的一侧壁上贯穿设有第一进气管,所述第一进气管的外侧壁上且位于外壳的外部处设有次进气管,所述外壳的内表面对应第一进气管处设有第一消音室,所述第一消音室内设有内壳,所述第一进气管伸入至外壳的一端位于内壳的内部,所述第一消音室的外侧壁上均匀设有导气孔,所述第一消音室的下表面上均匀设有连接管,所述内壳通过连接管连接有第二进气管,所述外壳的内侧壁上且位于第一消音室的下方处设有导气室,消毒灭菌用气体经过第一消音室、第二消音室和第二出气管可以降低气体的机械能,并将噪音频率升高,使气体排放后对人的影响显著降低。(The invention discloses a kind of gas vent silencers of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus, gas vent silencer includes shell, through equipped with the first air inlet pipe in the one side wall of the shell, on the lateral wall of first air inlet pipe and it is located at the outside of shell equipped with time air inlet pipe, the first anechoic chamber is equipped at corresponding first air inlet pipe of the inner surface of the shell, inner casing is equipped in first anechoic chamber, one end that first air inlet pipe stretches to shell is located at the inside of inner casing, gas port is uniformly provided on the lateral wall of first anechoic chamber, connecting tube is uniformly provided on the lower surface of first anechoic chamber, the inner casing is connected with the second air inlet pipe by connecting tube, on the inner sidewall of the shell and it is located at the lower section of the first anechoic chamber equipped with air guide room, sterilization passes through the first anechoic chamber with gas, second anechoic chamber and Two escape pipes can reduce the mechanical energy of gas, and frequency noise is increased, and the influence after discharging gas to people significantly reduces.)

1. a kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus, it is characterised in that: gas discharges noise reduction Device includes shell (1), runs through in the one side wall of the shell (1) and is equipped with the first air inlet pipe (2), first air inlet pipe (2) On lateral wall and it is located at the outside of shell (1) equipped with time air inlet pipe (3), corresponding first air inlet of the inner surface of the shell (1) It manages and is equipped with the first anechoic chamber (4) at (2), be equipped with inner casing (5) in first anechoic chamber (4), first air inlet pipe (2) is protruded into It is located at the inside of inner casing (5) to one end of shell (1), is uniformly provided with gas port on the lateral wall of the inner casing (5), described first It is uniformly provided on the lower surface of anechoic chamber (4) connecting tube (6), first anechoic chamber (4) is connected with second by connecting tube (6) Air inlet pipe (7) on the inner sidewall of the shell (1) and is located at the lower section of the first anechoic chamber (4) and is equipped with air guide room (8), described The outlet side of second air inlet pipe (7) is stretched to after bending in air guide room (8), and the inside of the air guide room (8) is equipped with water conservancy diversion Plate (17) on the lateral wall of the air guide room (8) and is located at the lower section of the second air inlet pipe (7) through being equipped with the first escape pipe (9), one end of first escape pipe (9) stretches in air guide room (8), and the other end of first escape pipe (9) is connected with The inside of second anechoic chamber (10), second anechoic chamber (10) is equipped with acoustical panel (11), uniformly sets on the acoustical panel (11) There is mesh, one end of the second escape pipe (12), second escape pipe are connected on the lateral wall of second anechoic chamber (10) (12) wavy bending, the other end of second escape pipe (12) run through the lateral wall of shell (1) and are connected with exhaust pipe (13), it is uniformly provided with fin (14) on the inner sidewall of the exhaust pipe (13), the inner surface of the shell (1) is equipped with first and disappears Sound-absorbing layer (15).

2. a kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus according to claim 1, special Sign is: the upper surface and lower surface of the deflector (17) are equipped with the second noise reduction layer.

3. a kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus according to claim 2, special Sign is: first noise reduction layer (15) and the second noise reduction layer are acoustical cotton.

4. a kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus according to claim 1, special Sign is: being equipped with multiple fixed plates (16) in second anechoic chamber (10), the outer surface of the fixed plate (16) is bonded with Silencing cotton.

5. a kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus according to claim 1, special Sign is: the shell (1) is carbon steel shell.

Technical field

The present invention relates to muffler technical field, specific field is a kind of gas of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus Body vent silencer.

Background technique

Nitrogen making machine is referred to using air as raw material, separates oxygen therein and nitrogen using physical method and obtain setting for nitrogen Standby, nitrogen making machine preparation needs for gas to be discharged after completing gas, and since the gas flow amount of discharge is big, and flow velocity is fast, is discharging Biggish noise can be generated in the process, so needing one kind dedicated for nitrogen to contain the generation of noise in actual production The gas muffling device of gas discharge has solved the above problems.

Summary of the invention

The purpose of the present invention is to provide a kind of gas vent silencer of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus, with Solve the problems mentioned above in the background art.

To achieve the above object, the invention provides the following technical scheme: a kind of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus is used Gas vent silencer, gas vent silencer includes shell, in the one side wall of the shell through be equipped with the first air inlet pipe, On the lateral wall of first air inlet pipe and it is located at the external place of shell and is equipped with time air inlet pipe, the inner surface of the shell corresponds to the It is equipped with the first anechoic chamber at one air inlet pipe, is equipped with inner casing in first anechoic chamber, first air inlet pipe stretches to shell One end is located at the inside of inner casing, is uniformly provided with gas port on the lateral wall of the inner casing, and the gas given off passes through the first air inlet Pipe or secondary air inlet pipe can enter in inner casing, due to being uniformly provided with gas port on the lateral wall of inner casing, when gas is from inner casing Gas port discharge when sound wave can because aperture effect and so that the frequency of sound wave is got higher, so that the frequency of most of sound wave be made to increase Up to the mankind can not hear, reduce the noise in sound wave, be uniformly provided with connecting tube on the lower surface of first anechoic chamber, institute It states the first anechoic chamber and the second air inlet pipe is connected with by connecting tube, on the inner sidewall of the shell and be located under the first anechoic chamber Place, side is equipped with air guide room, and the outlet side of second air inlet pipe stretches in air guide room after bending, the air guide room it is interior Portion is equipped with deflector, on the lateral wall of the air guide room and is located at the lower section of the second air inlet pipe through being equipped with the first escape pipe, One end of first escape pipe stretches in air guide room, gas meeting in outflow to the first escape pipe of the second air inlet pipe discharge It is collided with the lateral wall of deflector and air guide room, to lose a part of mechanical energy, to reduce noise, described first goes out The other end of tracheae is connected with the second anechoic chamber, and the inside of second anechoic chamber is equipped with acoustical panel, on the acoustical panel uniformly Equipped with mesh, the mesh that gas passes through again on acoustical panel Shi Huiyu acoustical panel collides, so that the mechanical energy of a part be converted The one of the second escape pipe is connected on the lateral wall of second anechoic chamber to reduce noise when gas discharge for thermal energy End, the wavy bending of the second escape pipe, due to the wavy bending of the second escape pipe, so flowing Shi Huiyu in gas The inner sidewall of second exhaust pipe collides, and the further mechanical energy for reducing gas is reducing noise successively, described second goes out The other end of tracheae runs through the lateral wall of shell and is connected with exhaust pipe, is uniformly provided with fin on the inner sidewall of the exhaust pipe, The gas of discharge can be made more steady by fin, gas when reducing exhaust is uttered long and high-pitched sounds, and the inner surface of the shell is equipped with First noise reduction layer can prevent noise from spreading out of by shell as far as possible by noise reduction layer.

Preferably, the upper surface Yu lower surface of the deflector are equipped with the second noise reduction layer, are enhanced by the second noise reduction layer Deflector goes noise result.

Preferably, first noise reduction layer and the second noise reduction layer are acoustical cotton.

Preferably, multiple fixed plates are equipped in second anechoic chamber, the outer surface of the fixed plate is bonded with noise reduction Cotton is further weakened the mechanical energy of gas by fixed plate, reduces noise.

Preferably, the shell is carbon steel shell.

Compared with prior art, the beneficial effects of the present invention are: a kind of gas of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus Body vent silencer, sterilization gas can reduce gas by the first anechoic chamber, the second anechoic chamber and the second escape pipe Mechanical energy, and frequency noise is increased, the influence after discharging gas to people significantly reduces.

Detailed description of the invention

Fig. 1 is schematic structural cross-sectional view of the invention；

Fig. 2 is structure of the main view of the invention.

In figure: 1- shell, the first air inlet pipe of 2-, 3- air inlet pipe, the first anechoic chamber 4-, 5- inner casing, 6- connecting tube, 7- Two air inlet pipe, 8- air guide room, the first escape pipe of 9-, the second anechoic chamber 10-, 11- acoustical panel, the second escape pipe of 12-, 13- exhaust Pipe, 14- fin, the first noise reduction layer of 15-, 16- fixed plate, 17- deflector.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of gas of vacuum nitrogen Pesticidal and sterilizing sterilizing equipment decontaminating apparatus Body vent silencer, gas vent silencer include shell 1, run through in the one side wall of the shell and are equipped with the first air inlet pipe 2, institute It states on the lateral wall of the first air inlet pipe and the external place for being located at shell is equipped with time air inlet pipe 3, the inner surface of the shell corresponds to the It is equipped with the first anechoic chamber 4 at one air inlet pipe, is equipped with inner casing 5 in first anechoic chamber, first air inlet pipe stretches to shell One end be located at the inside of inner casing, be uniformly provided with gas port on the lateral wall of the inner casing, the gas given off by first into Tracheae or secondary air inlet pipe can enter in inner casing, due to being uniformly provided with gas port on the lateral wall of inner casing, when gas is from interior Sound wave can be such that the frequency of sound wave gets higher because of the effect of aperture when the gas port discharge of shell, to make the frequency of most of sound wave Increasing to the mankind can not hear, reduce the noise in sound wave, be uniformly provided with connecting tube on the lower surface of first anechoic chamber 6, first anechoic chamber is connected with the second air inlet pipe 7 by connecting tube, on the inner sidewall of the shell and is located at the first noise reduction Air guide room 8 is equipped at the lower section of room, the outlet side of second air inlet pipe stretches in air guide room after bending, the air guide The inside of room is equipped with deflector 9, on the lateral wall of the air guide room and is located at the lower section of the second air inlet pipe through being equipped with first One end of escape pipe, first escape pipe stretches in air guide room, and the gas of the second air inlet pipe discharge goes out in outflow to first Tracheae Shi Huiyu deflector and the lateral wall of air guide room are collided, so that a part of mechanical energy is lost, so that noise is reduced, and institute The other end for stating the first escape pipe is connected with the second anechoic chamber, and the inside of second anechoic chamber is equipped with acoustical panel, the noise reduction Mesh is uniformly provided on plate, the mesh that gas passes through again on acoustical panel Shi Huiyu acoustical panel collides, thus by the machine of a part Tool can be converted into thermal energy, to reduce noise when gas discharge, the other end of first escape pipe is connected with the second noise reduction Room 10, the inside of second anechoic chamber are equipped with acoustical panel 11, are uniformly provided with mesh, second anechoic chamber on the acoustical panel Lateral wall on be connected with one end of the second escape pipe 12, the wavy bending of the second escape pipe, due to the second escape pipe Wavy bending, so the inner sidewall in gas flowing Shi Huiyu second exhaust pipe collides, further reduction gas Mechanical energy is reducing noise successively, and the other end of second escape pipe runs through the lateral wall of shell and is connected with exhaust pipe 13, fin 14 is uniformly provided on the inner sidewall of the exhaust pipe, the gas of discharge can be made more steady by fin, reduced Gas when exhaust utter long and high-pitched sounds the shell inner surface be equipped with the first noise reduction layer 15, can be prevented as far as possible by noise reduction layer Noise is spread out of by shell.

Specifically, the upper surface of the deflector and lower surface are equipped with the second noise reduction layer.

Specifically, first noise reduction layer and the second noise reduction layer are acoustical cotton.

Specifically, being equipped with multiple fixed plates 16 in second anechoic chamber, the outer surface of the fixed plate is bonded with Silencing cotton.

Specifically, the shell is carbon steel shell.

Working principle: the present invention, the gas given off can enter to inner casing by the first air inlet pipe or secondary air inlet pipe Interior, due to being uniformly provided with gas port on the lateral wall of inner casing, when gas is discharged from the gas port of inner casing, sound wave can be because of aperture Effect and get higher the frequency of sound wave, so that increasing the frequency of most of sound wave to the mankind can not hear, reduce sound wave In noise, the gas of the second air inlet pipe discharge outflow to the first escape pipe Shi Huiyu deflector and the lateral wall of air guide room into Row collision, to lose a part of mechanical energy, to reduce noise, gas passes through the mesh on acoustical panel Shi Huiyu acoustical panel again It collides, so that thermal energy is converted by the mechanical energy of a part, so that noise when gas discharge is reduced, due to the second escape pipe Wavy bending, so the inner sidewall in gas flowing Shi Huiyu second exhaust pipe collides, further reduction gas Mechanical energy is reducing noise successively, the gas of discharge can be made more steady by fin, reduces gas when exhaust and makes a whistling sound It cries.

In the description of the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be machinery Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary The interaction relationship of internal connection or two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

The standardized element that the present invention uses can commercially, and shaped piece is according to specification and attached drawing note Load can carry out customized, and the specific connection type of each part is all made of in the prior art mature bolt, rivet, welding etc. Conventional means, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection uses the prior art Middle conventional connection type, this will not be detailed here.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.