CN212155202U

CN212155202U - Waste gas discharge supercharging device

Info

Publication number: CN212155202U
Application number: CN202020634473.8U
Authority: CN
Inventors: 邱海波
Original assignee: Zhejiang Kunbo Environmental Protection Technology Co ltd
Current assignee: Zhejiang Kunbo Environmental Protection Technology Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-15
Anticipated expiration: 2030-04-24

Abstract

The utility model provides a waste gas discharge supercharging device, through setting up the booster compressor of pressure boost, be provided with in the booster compressor with external communicating air cavity, the air cavity falls into first air cavity and second air cavity, and be provided with the rotatory impeller of pressure boost, the rotatory impeller of pressure boost is rotatory, the atmospheric pressure in the air cavity is less than outside atmospheric pressure at this moment, outside atmospheric pressure flows in the air cavity, make air cavity atmospheric pressure big, make the rotatory impeller of pressure boost quick rotation, the exhaust pressure increases, be equipped with the second pressure boost pipe that the cross street area reduces gradually, further increase pressure, it can avoid because too big pressure stress does not have the release and the too early gas leakage of blast pipe or break to be equipped with corrugated metal pipe simultaneously, thereby effectively improve the pressure resistance of blast pipe, prolong its life.

Description

Waste gas discharge supercharging device

Technical Field

The utility model relates to a pressure boost technical field especially relates to an exhaust gas discharge supercharging device.

Background

At present, a lot of factories in the manufacturing industry can generate a large amount of waste gas in the production process, and the waste gas is discharged to the air through an exhaust pipe, but the existing exhaust device has insufficient air pressure or insufficient discharge height during the exhaust, so that the waste gas discharge efficiency is not high.

SUMMERY OF THE UTILITY MODEL

Current situation to above-mentioned prior art, the utility model provides a waste gas discharge supercharging device has the advantage that improves the interior pressure of blast pipe.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides an exhaust gas discharge supercharging device, includes supercharging device, connects the intake pipe and the exhaust pressure boost pipe of supercharging device both sides, supercharging device is including connecting the intake pipe with the trachea of exhaust pressure boost pipe, the booster compressor of connection in the middle of the trachea, booster compressor and trachea are communicating, be provided with in the booster compressor with external communicating air cavity, fixedly connected with connecting rod on the last inside wall of air cavity, the connecting rod is kept away from the one end of the last inside wall of air cavity is rotated and is connected with the axis of rotation, the equal coaxial coupling in both ends of axis of rotation has the rotatory impeller of pressure boost. .

Through adopting above-mentioned technical scheme, during waste gas got into the air cavity of booster compressor from the intake pipe, the rotatory impeller rotation of pressure boost made the air in the air cavity flow to get into the exhaust booster pipe from the trachea, the atmospheric pressure in the air cavity was less than outside atmospheric pressure this moment, and outside atmospheric pressure stream flows into the air cavity, makes air cavity atmospheric pressure big, makes the rotatory impeller rapid draing of pressure boost, increases the exhaust pressure, and waste gas passes through the exhaust booster pipe and discharges fast.

Further set up as, first gas port and second gas port have been seted up on the booster compressor, first gas port with the second gas port communicate respectively in the both sides of air cavity, the air cavity is including the intercommunication first air cavity, the intercommunication of first gas port the second air cavity of second gas port, two the rotatory impeller of pressure boost is located respectively first air cavity with in the second air cavity.

By adopting the technical scheme, the waste gas enters the air cavities and then dispersedly enters the first air cavity and the second air cavity, so that the pressure in the air cavities can be quickly reduced.

It is further provided that the exhaust gas pressure increasing pipe comprises a first pressure increasing pipe connected with an air pipe, and a second pressure increasing pipe connected with the first pressure increasing pipe and far away from one end of the pressure increasing pipe, wherein the diameter of the second pressure increasing pipe is smaller than that of the first pressure increasing pipe, and the cross-sectional area of the second pressure increasing pipe is gradually reduced along the direction far away from the first pressure increasing pipe.

By adopting the technical scheme, the inner diameter of the second pressure increasing pipe is smaller than that of the first pressure increasing pipe, and when waste gas enters the pipeline, the pressure is increased, so that the air pressure of the pipeline is further increased.

It is further provided that a metal bellows for compensating for thermal deformation of the pipeline is connected between the first booster duct and the second booster duct.

By adopting the technical scheme, the metal corrugated pipe can be properly deformed under high temperature and high pressure, and the exhaust pipe is prevented from being too early leaked or cracked due to the nowhere release of the overlarge pressure stress, so that the pressure resistance of the exhaust pipe is effectively improved, and the service life of the exhaust pipe is prolonged.

Further, sealing rings are arranged at the joints of the metal corrugated pipe and the first pressure increasing pipe and the second pressure increasing pipe.

Through adopting above-mentioned technical scheme, the leakproofness of pipeline can be strengthened to the sealing washer, prevents to spill waste gas.

Further, a filter screen is arranged in the second pressurizing pipe.

Through adopting above-mentioned technical scheme, the filter screen can filter waste gas, reduces environmental pollution.

Compared with the prior art, the utility model has the advantages of:

Drawings

Fig. 1 is a schematic sectional view of an exhaust gas discharge supercharging device according to the present invention;

fig. 2 is a schematic view of the sectional structure of the exhaust gas pressurizing pipe of the present invention.

In the figure: 1. an air inlet pipe; 2. a pressure boosting device; 21. an air tube; 22. a supercharger; 221. a first gas port; 222. a second gas port; 3. an air cavity; 31. a first air cavity; 32. a second air cavity; 4. an exhaust gas pressure increasing pipe; 41. a first booster duct; 42. a second booster duct; 5. a metal bellows; 6. filtering with a screen; 7. a connecting rod; 8. a rotating shaft; 9. a pressurized rotary impeller; 10. and (5) sealing rings.

Detailed Description

As shown in fig. 1 and 2, the utility model discloses an exhaust gas supercharging device, which comprises an intake pipe 1 located above, an exhaust supercharging pipe 4 located below, and a supercharging device 2 connected between the intake pipe 1 and the exhaust supercharging pipe 4.

Supercharging device 2 is including connecting intake pipe 1 and exhaust booster pipe 4's trachea 21, the booster compressor 22 of connection between trachea 21, has seted up the corresponding mouth of pipe of intercommunication trachea 21 on the booster compressor 22, has seted up in the booster compressor 22 with external communicating air cavity 3, has seted up first gas port 221 and second gas port 222 on the booster compressor 22, first gas port 221 with second gas port 222 communicate respectively in the left and right sides of air cavity 3.

The upper inner side wall of the air cavity 3 is fixedly connected with a connecting rod 7, a rotating shaft 8 is rotatably connected below the connecting rod 7, the rotating shaft 8 is perpendicular to the connecting rod 7, two ends of the rotating shaft 8 are coaxially connected with supercharging rotary impellers 9, and the supercharging rotary impellers 9 are arranged in the first air cavity 31 and the second air cavity 32.

The exhaust gas booster pipe 4 comprises a first booster pipe 41 connected with the gas pipe 21 below the booster 22 and a second booster pipe 42 connected with one end of the first booster pipe 41 far away from the booster 22, wherein the inner diameter of the first booster pipe 41 is larger than that of the second booster pipe 42, and the cross-sectional area of the second booster pipe 42 is gradually reduced from bottom to top; the pipe orifice of the second pressure increasing pipe 42 is provided with the filter screen 6, so that the environmental pollution is reduced.

A metal corrugated pipe 5 for compensating thermal deformation of the pipeline is connected between the first pressure increasing pipe 41 and the second pressure increasing pipe 42, and sealing rings 10 for preventing air leakage are arranged at the joints between the metal corrugated pipe 5 and the first pressure increasing pipe 41 and the second pressure increasing pipe 42.

The implementation principle of the embodiment is as follows: waste gas firstly enters the air cavity 3 in the supercharger 22 through the air inlet pipe 21 and dispersedly enters the first air cavity 31 and the second air cavity 32, the air pressure can be reduced rapidly, the supercharged rotary impeller 9 rotates to drive the air flow to flow, at the moment, the external air pressure is greater than the internal air pressure, so that the external air flow enters the air cavity 3, the air pressure of the air cavity 3 is large, the supercharged rotary impeller 9 rotates rapidly, the exhaust pressure is increased, the waste gas enters the first supercharging pipe 41 and the second supercharging pipe 42, the internal diameter of the second supercharging pipe 42 is gradually reduced, the pressure in the pipeline is further increased, meanwhile, the metal corrugated pipe 5 is arranged, the problem that the exhaust pipe leaks gas or breaks too early due to the fact that excessive pressure stress is released everywhere can be avoided, the pressure resistance of the exhaust pipe is effectively improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An exhaust gas discharge supercharging device, characterized in that: including supercharging device (2), connection intake pipe (1) and exhaust booster pipe (4) of supercharging device (2) both sides, supercharging device (2) is including connecting intake pipe (1) with trachea (21) of exhaust booster pipe (4), connect booster compressor (22) in the middle of trachea (21), booster compressor (22) and trachea (21) are communicating, be provided with in booster compressor (22) with external communicating air cavity (3), fixedly connected with connecting rod (7) on the last inside wall of air cavity (3), keep away from connecting rod (7) the one end of the last inside wall of air cavity (3) is rotated and is connected with axis of rotation (8), the equal coaxial coupling in both ends of axis of rotation (8) has pressure boost rotary impeller (9).

2. The exhaust gas discharge supercharging apparatus according to claim 1, wherein: first gas port (221) and second gas port (222) have been seted up on booster compressor (22), first gas port (221) with second gas port (222) communicate respectively in the both sides of air cavity (3), air cavity (3) are including the intercommunication first air cavity (31) of first gas port (221), the intercommunication second air cavity (32) of second gas port (222), two pressure boost rotatory impeller (9) are located respectively in first air cavity (31) and second air cavity (32).

3. The exhaust gas discharge supercharging apparatus according to claim 2, wherein: the exhaust gas pressure increasing pipe (4) comprises a first pressure increasing pipe (41) connected with a gas pipe (21), and a second pressure increasing pipe (42) connected with one end, far away from the pressure increasing machine (22), of the first pressure increasing pipe (41), wherein the diameter of the second pressure increasing pipe (42) is smaller than that of the first pressure increasing pipe (41), and the cross-sectional area of the second pressure increasing pipe (42) is gradually reduced along the direction far away from the first pressure increasing pipe (41).

4. The exhaust gas discharge supercharging apparatus according to claim 3, wherein: and a metal corrugated pipe (5) for compensating thermal deformation of the pipeline is connected between the first pressure increasing pipe (41) and the second pressure increasing pipe (42).

5. The exhaust gas discharge supercharging apparatus according to claim 4, wherein: and sealing rings (10) are arranged at the joints of the metal corrugated pipe (5) and the first pressure increasing pipe (41) and the second pressure increasing pipe (42).

6. The exhaust gas discharge supercharging apparatus according to claim 5, wherein: a filter screen (6) is arranged in the second pressure increasing pipe (42).