CN213392671U

CN213392671U - Water-gas separation silencer for wet-type Roots vacuum pump

Info

Publication number: CN213392671U
Application number: CN202022016573.7U
Authority: CN
Inventors: 成家钢
Original assignee: Huangshi Lifuda Medicine Chemical Co ltd
Current assignee: Huangshi Lifuda Medicine Chemical Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-08
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a moisture separation muffler for wet-type roots vacuum pump, including the separator casing, inside first cavity that is provided with of separator casing. Air with moisture, get into from the intake pipe, inside getting into water separator through the intake pipe, the aqueous vapor gets into the amortization cotton from the through-hole of intake pipe lateral wall, the moisture absorption in the amortization cotton with the aqueous vapor, the air passes from the amortization cotton, get into first cavity in the lower part through the muffler casing, discharge through the outlet duct, both can be with the fine filtration of moisture, play the effect of amortization again, solved when taking out from the aqueous vapor, produced noise, the cotton absorptive moisture of amortization blows through the air downwards, from muffler casing lower part flow to water separator casing bottom, cooperation through outlet pipe and solenoid valve, discharge unnecessary water, and it has the sound deadening felt still to bond on the inside lateral wall of water casing, also play syllable-dividing effect, further noise reduction, the function of dual noise reduction has.

Description

Water-gas separation silencer for wet-type Roots vacuum pump

Technical Field

The utility model relates to a mechanical equipment makes technical field, specifically is a moisture separation muffler for wet-type roots vacuum pump.

Background

In recent years, pressure swing adsorption oxygen generation systems have been widely used in metallurgy, chemical industry, medical treatment, environmental protection and other industries due to their advantages of high oxygen generation purity. The vacuum pressure swing adsorption oxygen production system is pressurized by an air blower after the air is primarily purified by a filter, and then pure oxygen is obtained through further purification treatment of an adsorber. And after the adsorbent in the adsorber is saturated, the adsorbent is subjected to vacuum-pumping desorption by a Roots vacuum pump.

When the vacuum is evacuated by the roots vacuum pump, since the exhaust gas of the wet roots vacuum pump contains a large amount of seal water and the noise of the exhaust gas is large, generally, gas-water separation is performed first and then a sound deadening treatment is performed at the time of the exhaust gas. Due to the fact that the cyclone type gas-water separator is adopted during gas-water separation, great noise is generated in the water separation process, the whole noise reduction effect is not ideal, workers live in the high-noise environment for a long time, and physical and psychological health is affected. Therefore, a silencer which can ensure good separation of water and air and has good noise reduction and silencing effects is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wet-type roots vacuum pump is with aqueous vapor separation muffler, it has the deadening felt to bond through separating shells inner wall at aqueous vapor, there is the amortization cotton in the outside laminating of intake pipe, inside aqueous vapor reachs water separator through the intake pipe, through the through-hole on the intake pipe lateral wall gets into the amortization cotton, the amortization cotton both can the amortization and can adsorb moisture, the air passes through the muffler casing and discharges, the air passes through outlet duct discharge water separator casing outside at last, in order to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a water-gas separation silencer for a wet Roots vacuum pump comprises a separator shell, wherein a first cavity is arranged inside the separator shell, a gas inlet pipe is fixedly communicated with the middle position of the top of the separator shell, one end of the gas inlet pipe penetrates through the middle position of the top of the separator shell and is arranged inside the first cavity, through holes are formed in the side wall of one end, located inside the first cavity, of the gas inlet pipe at equal intervals, a baffle is fixedly connected to the outer surface of the bottom of one end, located inside the first cavity, of the gas inlet pipe, a silencer shell is fixedly connected to the outer side of the gas inlet pipe, a second cavity is arranged inside the silencer shell and located outside the gas inlet pipe, silencing cotton is attached to the side wall of the outer portion of the gas inlet pipe inside the silencer shell, a fixing block is fixedly connected to, the separator is characterized in that a water outlet pipe is fixedly communicated with the middle position of the bottom of the separator shell, an electromagnetic valve is arranged on the outer portion of the water outlet pipe and located on the lower portion of the separator shell, and an air outlet pipe is fixedly communicated with the side wall of the separator shell.

Preferably, the fixed blocks are arranged into two groups, and the two groups of fixed blocks are symmetrically and fixedly connected to the upper surface of the outer part of the shell of the silencer and are arranged on two sides of the air inlet pipe.

Preferably, the upper surface of the fixing block is fixedly connected to the lower surface of the upper part of the separator shell.

Preferably, the side wall in the separator shell is fixedly attached with a sound insulation felt.

Preferably, the outlet pipe is located the outside one end fixed welding of separator casing and has the ring flange, the inside screw hole that has seted up of ring flange, the screw hole sets up to four groups.

Preferably, the fixed strips are arranged into four groups, and the four groups of fixed strips are symmetrically arranged at the bottom of the shell of the silencer.

Preferably, one end of the fixing strip, which is far away from the silencer shell, is fixedly connected to the side wall at the bottom end of the air inlet pipe.

Preferably, the silencing cotton is arranged inside the second cavity.

Compared with the prior art, the beneficial effects of the utility model are that:

1. air with moisture enters from the air inlet pipe and enters the inside of the water-gas separator through the air inlet pipe, the moisture enters the silencing cotton from the through hole in the side wall of the air inlet pipe, the silencing cotton absorbs the moisture in the water, the air after absorbing the moisture passes through the silencing cotton and enters the first cavity through the lower part of the silencer shell, and the air is discharged from the inside of the water-gas separator through the air outlet pipe, so that the water can be well filtered, the silencing effect is achieved, and the noise generated when the moisture is extracted is avoided;

2. the cotton absorptive moisture of amortization blows through the air downwards, flows to water separator casing bottom from muffler casing lower part, through the cooperation of outlet pipe and solenoid valve, discharges unnecessary water, and still bonds on the inside lateral wall of water separator casing and have the deadening felt, also plays syllable-dividing effect, and further noise reduction has the dual function of making an uproar of falling.

Drawings

Fig. 1 is a schematic sectional view of a water-gas separation muffler for a wet roots vacuum pump according to the present invention;

fig. 2 is a schematic top view of the water-gas separating muffler for a wet roots vacuum pump according to the present invention;

fig. 3 is a schematic view of a part a of the water-gas separation muffler for a wet roots vacuum pump according to the present invention.

In the figure: 1. a separator housing; 2. a sound-deadening felt; 3. a first cavity; 4. an air inlet pipe; 5. a fixed block; 6. a through hole; 7. a baffle plate; 8. a muffler housing; 9. a second cavity; 10. silencing cotton; 11. a fixing strip; 12. a flange plate; 13. a threaded hole; 14. a water outlet pipe; 15. an electromagnetic valve; 16. and an air outlet pipe.

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. 1-3, the present invention provides a technical solution: the utility model provides a moisture separation muffler for wet-type roots vacuum pump, includes

separator casing

1, and 1 inside first cavity 3 that is provided with of separator casing, the air after the moisture separation of being convenient for of first cavity 3 has the space, and the fixed laminating of the inside lateral wall of separator casing has deadening felt 2, plays heavy syllable-dividing effect again after the amortization, and dual amortization further noise reduction's harm.

An air inlet pipe 4 is fixedly communicated with the middle position of the top of the separator shell 1, water gas is introduced into the water-gas separator, one end of the air inlet pipe 4 penetrates through the middle position of the top of the separator shell 1 and is arranged in the first cavity 3, through holes 6 are formed in the side wall of one end, located in the first cavity 3, of the air inlet pipe 4 at equal intervals, water gas can enter the silencing cotton 10 through the air inlet pipe 4 conveniently through the through holes 6, a baffle 7 is fixedly connected to the outer surface of the bottom of one end, located in the first cavity 3, of the air inlet pipe 4, the baffle 7 blows water remained at the bottom of the water-gas separator shell 1 in order to prevent separated air, a silencer shell 8 is fixedly connected to the outer side of the air inlet pipe 4, the silencer shell 8 is used for fixing the silencing cotton 10 to ensure the effects of water-gas separation, screw hole 13 sets up to four groups, and ring flange 12 and screw hole 13 are convenient for intake pipe 4 and are continuous with the pipeline, and 8 inside intake pipe 4 outside lateral walls that lie in of muffler casing have the

amortization cotton

10, and 8 inside intake pipe 4 outsides that lie in of muffler casing are provided with second cavity 9, and the amortization cotton 10 sets up inside second cavity 9, and the amortization cotton 10 plays the effect of amortization and adsorption of moisture.

The top end of a silencer shell 8 is fixedly connected with fixing blocks 5, the fixing blocks 5 are arranged into two groups, the two groups of fixing blocks 5 are symmetrically and fixedly connected to the upper surface of the outer part of the silencer shell 8 and are arranged at two sides of an air inlet pipe 4, the fixing blocks 5 prevent the silencer shell 8 from shaking caused by overlarge airflow speed, the upper surface of the fixing blocks 5 is fixedly connected to the lower surface of the upper part of a separator shell 1, the bottom end of the silencer shell 8 is positioned at the upper part of a baffle 7 and is fixedly connected with fixing strips 11, the fixing strips 11 are arranged into four groups, the four groups of fixing strips 11 are symmetrically arranged at the bottom of the silencer shell 8, the silencer shell 8 is connected with the air inlet pipe 4 by the fixing strips 11 to prevent silencing cotton 10 from falling off, a water outlet pipe 14 is fixedly communicated at the middle position of the bottom of the separator shell 1, an air outlet pipe 16 is fixedly communicated with the side wall of the separator shell 1.

The working principle is as follows: air with moisture enters from the air inlet pipe 4 and enters the water-gas separator shell 1 through the air inlet pipe 4, moisture enters the silencing cotton 10 from the through hole 6 on the side wall of the air inlet pipe 4, the silencing cotton 10 absorbs the moisture in the moisture, the air after moisture absorption penetrates through the silencing cotton 10 and enters the first cavity 3 through the lower part of the silencer shell 8, the air is discharged from the inside of the water-gas separator through the air outlet pipe 16, the moisture can be well filtered, the silencing effect is achieved, the generated noise is avoided while the moisture is extracted, the moisture absorbed by the silencing cotton 10 is blown downwards through the air and flows to the bottom of the water-gas separator shell 1 from the lower part of the silencer shell 8, and the excessive water is discharged through the matching of the water outlet pipe 14 and the electromagnetic valve 15, the sound insulation felt 2 is further bonded on the side wall inside the water-gas separator shell 1, and the sound insulation effect is also achieved, further reduce the noise, have the function of making an uproar doubly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a moisture separation muffler for wet-type roots vacuum pump, includes separator casing (1), its characterized in that: the separator is characterized in that a first cavity (3) is arranged inside the separator shell (1), the top of the separator shell (1) is fixedly communicated with an air inlet pipe (4) at the middle position, one end of the air inlet pipe (4) penetrates through the top of the separator shell (1) at the middle position and is arranged inside the first cavity (3), through holes (6) are formed in the side wall of the air inlet pipe (4) at one end inside the first cavity (3) at equal intervals, a baffle (7) is fixedly connected to the outer surface of the bottom of the end, which is positioned inside the first cavity (3), of the air inlet pipe (4), a silencer shell (8) is fixedly connected to the outer side of the air inlet pipe (4), a second cavity (9) is arranged inside the silencer shell (8) and is positioned outside the air inlet pipe (4), silencing cotton (10) is attached to the outer side wall of the silencer shell (8), a fixing block (5), silencer casing (8) bottom is located baffle (7) upper portion fixedly connected with fixed strip (11), separator casing (1) bottom position placed in the middle fixed intercommunication has outlet pipe (14), outlet pipe (14) outside is located separator casing (1) lower part and is provided with solenoid valve (15), separator casing (1) lateral wall fixed intercommunication has outlet duct (16).

2. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 1, wherein: the fixed blocks (5) are arranged into two groups, and the two groups of fixed blocks (5) are symmetrically and fixedly connected to the upper surface of the outer part of the silencer shell (8) and are arranged on two sides of the air inlet pipe (4).

3. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 1, wherein: the upper surface of the fixing block (5) is fixedly connected to the lower surface of the upper part of the separator shell (1).

4. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 1, wherein: and a sound insulation felt (2) is fixedly attached to the side wall in the separator shell (1).

5. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 1, wherein: the air inlet pipe (4) is located one end of the outer portion of the separator shell (1) and is fixedly welded with a flange plate (12), a threaded hole (13) is formed in the flange plate (12), and the threaded holes (13) are arranged into four groups.

6. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 1, wherein: the fixed strips (11) are arranged into four groups, and the four groups of fixed strips (11) are symmetrically arranged at the bottom of the silencer shell (8).

7. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 6, wherein: one end of the fixing strip (11) far away from the silencer shell (8) is fixedly connected to the side wall of the bottom end of the air inlet pipe (4).

8. The water-gas separation muffler for a wet roots vacuum pump as claimed in claim 6, wherein: the silencing cotton (10) is arranged inside the second cavity (9).