CN212403519U

CN212403519U - Water washing tower

Info

Publication number: CN212403519U
Application number: CN202020809520.8U
Authority: CN
Inventors: 季伟明; 朱晓; 顾善球; 沈向阳
Original assignee: Shanghai Petrochemical Machinery Manufacturing Co
Current assignee: Sinopec Engineering Group Co Ltd; Sinopec Ningbo Engineering Co Ltd; Sinopec Ningbo Technology Research Institute; Shanghai Petrochemical Machinery Manufacturing Co
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-01-26
Anticipated expiration: 2030-05-14

Abstract

The utility model relates to a washing tower, it includes the barrel, places the skirt of barrel, the barrel top is provided with seals, on seal and be equipped with the air outlet, the barrel lateral wall is equipped with the air intake, be equipped with gaseous purifier in the barrel on air intake upper portion, the barrel bottom is provided with down and seals, be equipped with the drain under the barrel bottom on sealing, seal down for the catch basin, the drain includes first outlet pipe, second outlet pipe and third outlet pipe, first outlet pipe, second outlet pipe and third outlet pipe are located bottom, middle part, the upper portion of catch basin respectively. The utility model discloses have and to carry out the effect that the layering output purified to sewage.

Description

Water washing tower

Technical Field

The utility model belongs to the technical field of the chemical industry technique and specifically relates to a washing tower is related to.

Background

At present, industrial waste gas usually contains pollutants such as harmful gas, dust and the like, and the pollutants usually have great harm to human health and environment. For example, these pollutants enter the human body through respiration, skin contact and digestive tract, which may cause endocrine dysfunction and affect immune function, cardiovascular and central nervous systems, etc. of the human body, and thus, the problem of waste gas treatment is greatly regarded. At present, a better environment-friendly device for treating industrial waste gas, dust and the like is a water washing tower.

The Chinese patent with the publication number of CN209138296U in the prior art discloses a washing tower, which comprises a tower body and a skirt, wherein the side wall of the tower body is provided with an air inlet, the top end of the tower body is provided with an air outlet, and the bottom end of the tower body is provided with a sewage outlet. And the upper end of the air inlet is provided with a gas purification device which sequentially comprises a packing layer, a liquid distributor and a water inlet from bottom to top. After the gas enters the tower body from the gas inlet, the gas passes through the packing layer and is discharged from the gas outlet, the water at the water inlet enters the packing layer through the liquid generator, so that the residual gas is discharged from the gas outlet, and the generated sewage is discharged from the sewage outlet.

The above prior art solutions have the following drawbacks: the sewage is discharged from only one sewage port, and the impurity content of the sewage at the upper layer is lower and the impurity content of the sewage at the lower layer is higher due to the sedimentation of the impurities in the sewage. When sewage purification treatment is required for recycling, the sewage with lower impurity content at the upper layer and the sewage with higher impurity content at the lower layer are purified together, so that the sewage purification treatment efficiency is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects existing in the prior art, the utility model aims at providing a washing tower which can carry out layered conveying and purifying treatment on sewage.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a washing tower, includes the barrel, places the skirt of barrel, the barrel top is provided with seals, on seal and be equipped with the air outlet, be equipped with the air intake on the barrel lateral wall, be equipped with gaseous purifier in the barrel on air intake upper portion, the barrel bottom is provided with down seals, seal down and be equipped with the drain, seal down for the catch basin, the drain includes first outlet pipe, second outlet pipe and third outlet pipe, first outlet pipe, second outlet pipe and third outlet pipe are located bottom, middle part, the upper portion of catch basin respectively.

Through adopting above-mentioned technical scheme, the sewage that the washing in-process produced flows into the catch basin in, takes place the effect of subsiding in the catch basin. The sewage with higher impurity content at the bottom of the water storage tank is discharged through a first water outlet pipe and a second water outlet pipe on the water storage tank to be subjected to deep purification treatment, the sewage with lower impurity content at the upper part of the water storage tank is discharged through a third water outlet pipe on the water storage tank to be subjected to simple purification treatment, the purification treatment time required by the three kinds of sewage is different according to the difference of impurity content of the sewage discharged by the first water outlet pipe, the sewage discharged by the second water outlet pipe and the third water outlet pipe, the sewage discharged by the third water outlet pipe can be recycled through simpler filtering treatment and disinfection treatment, the impurity content of the sewage discharged by the second water outlet pipe is higher than that of the sewage discharged by the third water outlet pipe, and therefore, corresponding incineration treatment is required to be added, the impurity content of the sewage discharged by the first water outlet pipe is highest, and.

The present invention may be further configured in a preferred embodiment as: the water storage tank is formed by welding an upper connecting part and a lower connecting part, the upper connecting part is in an inverted frustum shape, and the lower connecting part is in a conical shape.

Through adopting above-mentioned technical scheme, because the volume of inverted cone catch basin is great, divide into two parts and be favorable to processing production, the catch basin of inverted cone type is favorable to impurity to subside in the sewage because lateral wall slope inclination is great, improves the settling velocity of sewage.

The present invention may be further configured in a preferred embodiment as: the first water outlet pipe and the second water outlet pipe are respectively connected with the two incinerators, the third water outlet pipe is connected with the evaporation hot water tower, and the second water outlet pipe is provided with a first filter screen.

Through adopting above-mentioned technical scheme, carry out the prefilter with the sewage of second outlet pipe through setting up first filter screen, carry the sewage after will filtering to sewage purification unit and carry out purification treatment.

The present invention may be further configured in a preferred embodiment as: first outlet pipe is the L type, first outlet pipe minor face links to each other with the cistern bottom, the long limit of first outlet pipe stretches out outside the washing tower through the skirt.

By adopting the technical scheme: the water pipe through the L type is convenient for the staff and is direct to communicate with first outlet pipe at the outside coupling hose of wash tower, need not to bore the catch basin bottom and installs, and it is more convenient to use.

The present invention may be further configured in a preferred embodiment as: the second outlet pipe comprises straight section and circular arc section, the straight section stretches into the catch basin, the circular arc section sets up in the catch basin.

By adopting the technical scheme: by utilizing the matching between the straight section and the circular arc section, the surface layer of the first filter screen is arranged under the surface layer, so that when impurities attached to the first filter screen are impacted by sewage, the impurities can fall off from the filter screen more easily.

The present invention may be further configured in a preferred embodiment as: the third water outlet pipe is a straight pipe, the pipe orifice is connected with the inner wall of the cylinder body, and the diameter of the pipe orifice is larger than that of the first water outlet pipe and that of the second water outlet pipe.

By adopting the technical scheme: the sewage above the water storage tank can be discharged through the third water outlet pipe, and the sewage above the water storage tank is low in impurity content, so that the probability of pipe orifice blockage is low, and the water discharging speed can be accelerated by increasing the diameter of the pipe orifice.

The present invention may be further configured in a preferred embodiment as: and a liquid position meter is arranged on the side wall of the cylinder body at the upper end of the water storage tank.

By adopting the technical scheme: the liquid level in the tower body can be monitored in real time by arranging the liquid level gauge.

The present invention may be further configured in a preferred embodiment as: the gas purification device comprises a water inlet, a packing layer and a liquid distributor, wherein the water inlet, the packing layer and the liquid distributor are sequentially distributed from top to bottom.

By adopting the technical scheme: gas entering the tower through the air inlet is discharged from the air outlet after absorbing smoke dust and harmful gas through the packing layer, water flowing into the water inlet is sprayed downwards through the liquid distributor, so that after the gas is fully contacted with water in the packing layer, the rest gas can leave the tower body from the air outlet, and the produced sewage is respectively treated through the incinerator and the evaporation hot water tower and is conveyed to the water inlet to realize the cyclic utilization of water resources.

The present invention may be further configured in a preferred embodiment as: and a second filter screen is arranged at the air outlet.

By adopting the technical scheme: when the gas is discharged through the air outlet, the gas can be further filtered.

The present invention may be further configured in a preferred embodiment as: and a safety valve is arranged on the upper seal.

By adopting the technical scheme: when the air pressure in the tower body is too high, the safety valve is used for adjusting, and the safety performance of the water washing tower is improved.

To sum up the utility model discloses a following at least one useful technological effect:

the sewage generated by purifying the gas can be layered and conveyed to the corresponding sewage purification treatment device for purification treatment, so that the sewage purification treatment efficiency is improved;

can realize the convenient processing shaping of washing tower catch basin.

Drawings

FIG. 1 is a schematic diagram of a water washing column;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is a schematic view of a welded structure of a portion B of FIG. 2;

fig. 4 is a schematic view of a welding structure of a portion C in fig. 2.

Reference numerals: 1. a barrel; 2. sealing the upper part; 3. a water storage tank; 31. an upper connecting portion; 32. a lower connecting portion; 4. a skirt; 5. an air outlet; 6. a second filter screen; 7. a safety valve; 8. an air inlet; 9. a liquid level gauge; 10. a filler layer; 11. a water inlet; 12. a liquid distributor; 13. a first grid; 14. a second grid; 15. a support assembly; 16. a feed inlet; 17. a discharge opening; 18. an incinerator; 19. an evaporation hot water tower; 20. a T-shaped pipe; 21. a first water outlet pipe; 22. a second water outlet pipe; 221. a straight section; 222. a circular arc section; 23. a third water outlet pipe; 24. a first filter screen; 25. a water tank.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the washing tower disclosed by the utility model comprises a cylinder body 1, an upper seal 2, a water storage tank 3, a drain outlet and a skirt 4; the barrel 1, the upper seal 2 and the water storage tank 3 form a tower body of the washing tower, the tower body is placed on the skirt 4, and the sewage discharge outlet is used for discharging sewage generated in the gas purification process.

Referring to fig. 1, an upper seal 2 is arranged above a cylinder 1, the upper seal 2 is provided with an air outlet 5, the air outlet 5 is provided with a second filter screen 6, and when the gas is discharged through the air outlet 5, the gas can be further filtered; a safety valve 7 is arranged beside the air outlet 5 so as to adjust the air pressure in the tower; an air inlet 8 is arranged on the side wall of the cylinder body 1, and a liquid position meter 9 is arranged on the side wall, close to one end of the water storage tank 3, of the side wall opposite to the air inlet 8, so that the height condition of sewage in the tower can be conveniently monitored at any time. The inside gaseous purifier that is equipped with of barrel 1 above the air inlet, gaseous purifier include water inlet 11, packing layer 10, liquid distributor 12, water inlet 11, packing layer 10, liquid distributor 12 are arranged from last to lower in proper order.

Referring to fig. 1, the packing layer 10 is composed of a first grid 13, a second grid 14 and a support assembly 15, a feed inlet 16 and a discharge outlet 17 are arranged on the upper side and the lower side of the packing layer 10, the feed inlet 16 is positioned on the side wall of the tower body above the packing layer 10, and the discharge outlet 17 is positioned above the second grid 14. The supporting component 15 is fixedly connected to the inner wall of the barrel 1, and the supporting component 15 is positioned below the first grating 13 and the second grating 14.

Referring to fig. 1, the distance between the second grids 14 is smaller than the distance between the first grids 13, when filling is performed, the filler falls into the second grids 14 through the first grids 13 through the feed port 16, the filler is prevented from falling from the second grids 14 because the distance between the second grids 14 is smaller than the distance between the first grids 13, the second grids 14 are arranged in an inclined manner, the lowest point is connected with the discharge port 17, and when the filler layer 10 needs to be replaced, the filler automatically slides out of the discharge port 17 under the action of gravity, so that the filling is more convenient. The water inlet 11 is connected with the water outlet pipes of the incinerator 18 and the evaporation hot water tower 19 and the water outlet of the water tank 25 through the T-shaped pipe 20, the generated sewage is purified by the incinerator 18 and the evaporation hot water tower 19 and then is conveyed to the water inlet 11 to realize the recycling of water resources, and when the sewage is not processed, the water tank 25 supplies water.

Referring to fig. 1, 3 and 4, the reservoir 3 is formed by welding an upper connection portion 31 and a lower connection portion 32, the upper connection portion 31 is formed in an inverted truncated cone shape, and the lower connection portion 32 is formed in an inverted cone shape. Because the water storage tank 3 has larger volume, the water storage tank is divided into two parts to be convenient for processing, and the two parts are fixed together by adopting a welding mode to be convenient for production. The upper connecting part 31 and the lower connecting part 32 of the water storage tank 3 are connected by a welding mode of a single U-shaped groove welding head. The upper connecting part 31 of the water storage tank 3 is connected to the cylinder 1 in a welding mode of a double-U-shaped groove welding head. The single U-shaped and double U-shaped groove welding heads are adopted, so that less metal exists between welding lines, and the deformation caused by welding is reduced. The upper connecting part 31 of the water storage tank 3 is connected with the cylinder body 1, the stress is large, the wall thickness is larger than that of the lower connecting part 32, and deformation is avoided in the operation process of the water washing tower.

Referring to fig. 2, the sewage draining outlet includes a first water outlet pipe 21, a second water outlet pipe 22 and a third water outlet pipe 23. The first water outlet pipe 21 is positioned at the bottom of the water storage tank 3 and is used for discharging sewage with the highest impurity content in the water storage tank 3; first outlet pipe 21 is the L type, and the minor face links to each other with 3 bottoms of catch basin, and outside the washing tower was stretched out through skirt 4 in the long limit of first outlet pipe 21, the staff of being convenient for directly communicates with first outlet pipe 21 at washing tower external connection hose, need not to creep into 3 bottoms of catch basin and installs, and it is more convenient to use. The second water outlet pipe 22 is positioned in the middle of the water storage tank 3 and is used for discharging the sewage with higher impurity content in the water storage tank 3; the second water outlet pipe 22 is composed of a straight section 221 and an arc section 222, the straight section 221 of the second water outlet pipe 22 extends into the water storage tank 3, the arc section 222 is arranged in the water storage tank 3, a first filter screen 24 is arranged on the second water outlet pipe 22, preliminary filtering is carried out when sewage is discharged, the second water outlet pipe 22 is arranged under the surface layer of the first filter screen 24 by utilizing the matching between the straight section 221 and the arc section 222, so that impurities attached to the first filter screen 24 can fall off the filter screen more easily when being impacted by sewage; the third water outlet pipe 23 is positioned on the side wall of the cylinder body 1 at the upper part of the water storage tank 3, the pipe orifice is connected with the inner wall of the cylinder body 1 and is used for discharging sewage with low impurity content above the water storage tank 3, the probability of pipe orifice blockage is small, and the diameter of the pipe orifice of the third water outlet pipe 23 is larger than that of the first water outlet pipe 21 and the second water outlet pipe 22, so that the sewage discharge speed can be accelerated.

The implementation principle of the embodiment is as follows: gas enters the tower body from the gas inlet and is discharged from the gas outlet through the packing layer 10. The water entering from the water inlet 11 is sprayed downwards through the liquid distributor 12, so that after the gas is fully contacted with the gas in the packing layer 10, the residual gas can leave the tower body from the gas outlet. The sewage generated is conveyed to the incinerator 18 through the first water outlet pipe 21 and the second water outlet pipe 22 to carry out deep purification treatment on the sewage at the bottom layer of the water storage tank 3 through the first water outlet pipe 21, the second water outlet pipe 22 and the third water outlet pipe 23 arranged at the bottom, the middle and the upper part of the water storage tank 3, and the sewage in the sewage evaporation water heater at the upper part of the water storage tank 3 is simply purified. The sewage is purified and then conveyed to the water inlet 11 for recycling, and when the sewage is not treated in time, the water is supplied by the water tank 25.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a washing tower, includes barrel (1), places skirt (4) of barrel (1), barrel (1) top is provided with seals (2), on seal and be equipped with air outlet (5) on (2), be equipped with air intake (8) on barrel (1) lateral wall, be equipped with gaseous purifier in barrel (1) on air intake (8) upper portion, barrel (1) bottom is provided with down seals, seal down and be equipped with the drain, its characterized in that seal down for catch basin (3), the drain includes first outlet pipe (21), second outlet pipe (22) and third outlet pipe (23), first outlet pipe (21), second outlet pipe (22) and third outlet pipe (23) are located bottom, middle part, upper portion of catch basin (3) respectively.

2. A water wash column as claimed in claim 1, wherein: the water storage tank (3) is formed by welding an upper connecting part (31) and a lower connecting part (32), the upper connecting part (31) is arranged in an inverted frustum shape, and the lower connecting part (32) is arranged in a conical shape.

3. A water wash column as claimed in claim 1, wherein: the second water outlet pipe (22) is provided with a first filter screen (24), the first water outlet pipe (21) and the second water outlet pipe (22) are respectively connected with the two incinerators (18), and the third water outlet pipe (23) is connected with the evaporation hot water tower (19).

4. A water wash column as claimed in claim 1, wherein: first outlet pipe (21) are the L type, first outlet pipe (21) minor face links to each other with catch basin (3) bottom, the long limit of first outlet pipe (21) is passed through skirt (4) and is stretched out outside the washing tower.

5. A water wash column as claimed in claim 1, wherein: the second water outlet pipe (22) is composed of a straight section (221) and an arc section (222), the straight section (221) extends into the water storage tank (3), and the arc section (222) is arranged in the water storage tank (3).

6. A water wash column as claimed in claim 1, wherein: the third water outlet pipe (23) is a straight pipe, the pipe orifice of the third water outlet pipe is connected with the inner wall of the cylinder body (1), and the diameter of the pipe orifice of the third water outlet pipe (23) is larger than that of the first water outlet pipe (21) and that of the second water outlet pipe (22).

7. A water wash column as claimed in claim 1, wherein: and a liquid position meter (9) is arranged on the side wall of the cylinder body (1) at the upper end of the water storage tank (3).

8. A water wash column as claimed in claim 1, wherein: the gas purification device comprises a water inlet (11), a packing layer (10) and a liquid distributor (12), wherein the water inlet (11), the packing layer (10) and the liquid distributor (12) are sequentially arranged from top to bottom.

9. A water wash column as claimed in claim 1, wherein: and a second filter screen (6) is arranged at the air outlet (5).

10. A water wash column as claimed in claim 1, wherein: and a safety valve (7) is arranged on the upper seal (2).