CN216935382U

CN216935382U - Vacuum tail gas sprays absorbing device

Info

Publication number: CN216935382U
Application number: CN202123353071.4U
Authority: CN
Inventors: 李俊华; 路程; 杨允霞; 王聪; 高艳; 唐德国
Original assignee: Henan Qing'an Chemical Technology Research And Development Co ltd
Current assignee: Henan Qing'an Chemical Technology Research And Development Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-12
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a vacuum tail gas spraying and absorbing device, which belongs to the technical field of tail gas treatment and comprises a vacuum pump and a tail gas treatment device, wherein alcohol-containing tail gas discharged from the exhaust end of the vacuum pump enters the inside of a tank body through an air inlet pipe, water enters the inside of the tank body through a first connecting pipe and is sprayed out through a spraying pipe and a plurality of spray heads, the alcohol-containing tail gas is purified by using the characteristic that alcohol is soluble in water, the sprayed water falls to the bottom end of the inside of the tank body under the action of self gravity after absorbing the alcohol gas in the tail gas, enters the inside of a filter through a second connecting pipe for filtering and purifying, the filtered and purified water enters the inside of the tank body from the first connecting pipe through a water pump to continuously react with the tail gas, and the device absorbs the alcohol gas in the tail gas through a method of circulating water and spraying, not only reduces the waste of materials, but also lightens the pollution to the atmosphere, and is beneficial to popularization and use.

Description

Vacuum tail gas sprays absorbing device

Technical Field

The utility model relates to the technical field of tail gas treatment, in particular to a vacuum tail gas spraying and absorbing device.

Background

The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. Generally, a vacuum pump is a device for improving, generating and maintaining a vacuum in a closed space by various methods, and basically, according to the operating principle of the vacuum pump, the vacuum pump can be divided into two types, i.e., a gas trap pump and a gas transfer pump. It is widely used in metallurgy, chemical industry, food, electronic coating and other industries.

The vacuum pump that has now, in workshop production process, vacuum pump tail gas can have partly mellow wine steam to volatilize, if direct emission not only causes the waste of material, still causes the pollution to the atmosphere, influences the use of device.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vacuum tail gas spraying and absorbing device aiming at the problems to solve the problems.

The utility model is realized in such a way that the vacuum tail gas spraying and absorbing device comprises a vacuum pump and a tail gas treatment device, wherein an air inlet pipe is communicated between the vacuum pump and the tail gas treatment device;

the tail gas treatment device comprises a tank body, an upper port of the tank body is communicated with an exhaust pipe, the top end in the tank body is provided with a filler, a spray pipe is arranged below the filler, and the lower end face of the spray pipe is communicated with a plurality of uniformly distributed spray heads;

the water pump is installed on the right side of the tank body, the output end of the water pump is communicated with the right end of the spray pipe through a first connecting pipe, the input end of the water pump is communicated with the bottom end of the tank body through a second connecting pipe, and a filter is installed on the outer wall of the second connecting pipe.

In order to facilitate monitoring of the pressure of the tail gas by workers and prevent the device from being damaged due to overlarge pressure, the vacuum tail gas spraying and absorbing device is preferably used, wherein a pressure gauge is arranged on the upper end face of the vacuum pump and communicated with the air inlet pipe.

In order to reduce noise generated when exhaust gas is discharged from the exhaust pipe, it is preferable that a muffler is provided inside the exhaust pipe.

In order to prevent water in the tank body from flowing back to the inside of the water pump and affecting the normal operation of the water pump, the outer wall of the first connecting pipe is preferably provided with a one-way valve.

In order to improve the filtering effect on water and facilitate the recycling of water, as a preferred vacuum tail gas spraying and absorbing device of the present invention, a filter screen layer and an activated carbon filter layer are sequentially arranged inside the filter from left to right.

In order to facilitate the control of the operation of the device by workers and improve the automation degree of the device, the vacuum tail gas spraying and absorbing device is preferably characterized in that a controller is arranged on the front end face of the tank body, and the controller is electrically connected with the vacuum pump, the water pump and the barometer respectively.

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

the vacuum tail gas spraying and absorbing device comprises a vacuum pump, a first connecting pipe, a second connecting pipe, a filter, a water pump, a water inlet pipe, a water outlet pipe, a water inlet pipe, a water outlet pipe, a water inlet pipe, a water outlet pipe, a water, the device absorbs the alcohol gas in the tail gas by a method of circulating water and spraying, thereby not only reducing the waste of materials, but also lightening the pollution to the atmosphere, and being beneficial to popularization and use.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the canister of the present invention;

fig. 3 is a view showing the internal structure of the filter of the present invention.

In the figure, 1, a vacuum pump; 2. a tail gas treatment device; 3. an air inlet pipe; 4. a tank body; 5. an exhaust pipe; 6. A filler; 7. a shower pipe; 8. a spray head; 9. a water pump; 10. a first connecting pipe; 11. a second connection pipe; 12. A filter; 13. a barometer; 14. a muffler; 15. a one-way valve; 16. a screen layer; 17. an activated carbon filter layer; 18. and a controller.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-3, a vacuum tail gas spray absorption device comprises a vacuum pump 1 and a tail gas treatment device 2, wherein an air inlet pipe 3 is communicated between the vacuum pump 1 and the tail gas treatment device 2;

the tail gas treatment device 2 comprises a tank body 4, an upper port of the tank body 4 is communicated with an exhaust pipe 5, the top end in the tank body 4 is provided with a filler 6, a spray pipe 7 is arranged below the filler 6, and the lower end face of the spray pipe 7 is communicated with a plurality of uniformly distributed spray heads 8;

water pump 9 is installed on the right side of the jar body 4, and the output of water pump 9 passes through the right-hand member intercommunication of first connecting pipe 10 with shower 7, and the input of water pump 9 passes through the inside bottom intercommunication of the second connecting pipe 11 with jar body 4, and filter 12 is installed to the outer wall of the second connecting pipe 11.

In this embodiment: alcohol-containing tail gas discharged from the exhaust end of a vacuum pump 1 enters the tank body 4 through an air inlet pipe 3, water enters the tank body 4 through a first connecting pipe 10 and is sprayed out through a spraying pipe 7 and a plurality of spray heads 8, the alcohol-containing tail gas is absorbed by the sprayed water by utilizing the characteristic that alcohol is soluble in water, the tail gas runs from bottom to top in the tank body 4, the tail gas and the water are closely contacted on the surface of a filler 6 and undergo neutralization reaction when passing through the filler 6, the content of other organic waste gas in the tail gas is gradually reduced, the purpose of purifying the tail gas is achieved, the sprayed water falls to the bottom end of the tank body 4 due to the self-gravity effect after absorbing the alcohol gas in the tail gas, the water enters the filter 12 through a second connecting pipe 11 for filtration and purification, the filtered and purified water enters the tank body 4 from the first connecting pipe 10 through a water pump 9 and continuously reacts with the tail gas, the device absorbs the alcohol gas in the tail gas by a method of circulating water and spraying, thereby not only reducing the waste of materials, but also lightening the pollution to the atmosphere, and being beneficial to popularization and use.

As a technical optimization scheme of the utility model, the upper end surface of the vacuum pump 1 is provided with a barometer 13, and the barometer 13 is communicated with the air inlet pipe 3.

In this embodiment: through the setting of barometer 13, the staff of being convenient for monitors the size of tail gas atmospheric pressure, prevents that tail gas atmospheric pressure from too big damage device.

As a technical optimization of the present invention, a muffler 14 is provided inside the exhaust pipe 5.

In this embodiment: by arranging the silencer 14, noise generated when the tail gas is discharged from the exhaust pipe 5 is greatly reduced, and noise pollution generated when the device operates is avoided.

As a technical optimization of the present invention, a check valve 15 is installed on the outer wall of the first connection pipe 10.

In this embodiment: through the setting of check valve 15, effectively prevented that the inside water of jar body 4 from flowing backwards to the inside of water pump 9 through first connecting pipe 10, influencing the normal operating of water pump 9.

As a technical optimization scheme of the utility model, a filter screen layer 16 and an activated carbon filter layer 17 are sequentially arranged in the filter 12 from left to right.

In this embodiment: the particle impurities in the water are filtered through the filter screen layer 16, the peculiar smell in the water is removed through the active carbon filter layer 17, the water filtering effect is improved, and the water recycling is facilitated.

As a technical optimization scheme of the utility model, the front end face of the tank body 4 is provided with a controller 18, and the controller 18 is respectively and electrically connected with the vacuum pump 1, the water pump 9 and the barometer 13.

In this embodiment: through the setting of controller 18, the operation of staff's control device has been convenient for, has improved the degree of automation of device.

The working principle and the using process of the utility model are as follows: the tail gas containing alcohol discharged from the exhaust end of the vacuum pump 1 enters the tank body 4 through the air inlet pipe 3. Meanwhile, water enters the inside of the tank body 4 through the first connecting pipe 10 and is sprayed out through the spraying pipe 7 and the plurality of spray heads 8, the alcohol gas in the tail gas is absorbed by the sprayed water by utilizing the characteristic that alcohol is soluble in water, the tail gas runs from bottom to top in the tank body 4, when the tail gas passes through the filler 6, the tail gas is closely contacted with the water on the surface of the filler 6 and undergoes a neutralization reaction, the content of other organic waste gas in the tail gas is gradually reduced, the purpose of purifying the tail gas is achieved, when the tail gas reaches the exhaust pipe 5, the content of organic matters in the tail gas meets the requirement of environmental protection emission, the tail gas is then discharged through the exhaust pipe 5, pollution-free emission is achieved, the sprayed water falls to the bottom end inside the tank body 4 under the action of self gravity after absorbing the alcohol gas in the tail gas, the water enters the inside of the filter 12 through the second connecting pipe 11 for filtering and purification, the filtered and then enters the inside of the tank body 4 from the first connecting pipe 10 through the water pump 9 to continue to react with the tail gas, the device absorbs the alcohol gas in the tail gas by a method of circulating water and spraying, thereby not only reducing the waste of materials, but also lightening the pollution to the atmosphere, and being beneficial to popularization and use.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a vacuum tail gas sprays absorbing device, includes vacuum pump (1) and tail gas processing apparatus (2), its characterized in that: an air inlet pipe (3) is communicated between the vacuum pump (1) and the tail gas treatment device (2);

the tail gas treatment device (2) comprises a tank body (4), an upper port of the tank body (4) is communicated with an exhaust pipe (5), a filler (6) is arranged at the top end inside the tank body (4), a spray pipe (7) is arranged below the filler (6), and the lower end face of the spray pipe (7) is communicated with a plurality of uniformly distributed spray heads (8);

water pump (9) are installed on the right side of the jar body (4), the output of water pump (9) passes through the right-hand member intercommunication of first connecting pipe (10) and shower (7), the input of water pump (9) passes through the inside bottom intercommunication of second connecting pipe (11) and the jar body (4), filter (12) are installed to the outer wall of second connecting pipe (11).

2. The vacuum tail gas spraying and absorbing device according to claim 1, characterized in that: the upper end face of the vacuum pump (1) is provided with a barometer (13), and the barometer (13) is communicated with the air inlet pipe (3).

3. The vacuum tail gas spraying and absorbing device according to claim 1, characterized in that: a silencer (14) is arranged in the exhaust pipe (5).

4. The vacuum tail gas spraying and absorbing device according to claim 1, characterized in that: and a one-way valve (15) is arranged on the outer wall of the first connecting pipe (10).

5. The vacuum tail gas spraying and absorbing device according to claim 1, characterized in that: a filter screen layer (16) and an active carbon filter layer (17) are sequentially arranged in the filter (12) from left to right.

6. The vacuum tail gas spraying and absorbing device according to claim 1, characterized in that: the front end face of the tank body (4) is provided with a controller (18), and the controller (18) is electrically connected with the vacuum pump (1), the water pump (9) and the barometer (13) respectively.