Flue gas desulfurization tower

Abstract

The utility model discloses a flue gas desulfurization tower which comprises a discharging seat, a barrel is mounted on the outer wall of the top of the discharging seat through bolts, and a spraying assembly is arranged in the barrel; the spraying assembly comprises a splitter plate, a water injection pipe is mounted on the outer wall of the top of the splitter plate through bolts, the other end, away from the splitter plate, of the water injection pipe extends to the outside of the barrel, and a plurality of mounting pipes are mounted on the outer wall of the bottom of the splitter plate through bolts. According to the utility model, through the arrangement of the blades, when desulfurization liquid is in contact with the blades, the blades can drive the rotating rod to rotate, the rotating rod drives the rotating pipe to rotate by utilizing the connection with the rotating pipe, and the desulfurization liquid can enter the spray head through the pipeline at the moment, so that the spray head can rotate, and the desulfurization liquid rotates in the rotating process; furthermore, the contact area of the desulfurization liquid and the flue gas is increased, the desulfurization effect of the flue gas is improved, and the desulfurization liquid spraying effect of the device can be perfected through the arrangement of the splitter plate, the water injection pipe and the splitter plate.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurization towers, in particular to a flue gas desulfurization tower. Background Art

[0002] The desulfurization tower is a tower-type equipment for desulfurization of industrial waste gas. The desulfurization tower was originally built with granite and was most widely used. It uses the principle of water film desulfurization and dust removal. It is also called granite water film desulfurization dust collector, or granite water film desulfurization dust collector. It has the advantage of easy maintenance, and can achieve the effects of dust removal and desulfurization (denitrification) at the same time by preparing different dust removal agents. Now with the development of fiberglass technology, desulfurization towers are gradually being made of fiberglass.

[0003] According to the patent document: CN105833668A, a flue gas desulfurization tower is proposed, wherein the flue gas desulfurization tower includes a tower body, the lower part of the tower body has a flue gas inlet, the top of the tower body has a flue gas outlet, at least one spray layer and at least one sieve plate are arranged in sequence from top to bottom in the tower body, and the spray layer and the sieve plate are arranged between the flue gas inlet and the flue gas outlet, wherein the spray layer is provided with a spray element connected to the absorbent pipeline, and the spray element includes an atomizing nozzle formed by an inorganic porous sintered material. Through the above technical solution, the present invention can achieve a very good atomization effect at a relatively low pressure, thereby improving the SO2 absorption efficiency and achieving the effect of reducing the operating energy consumption of the flue gas desulfurization tower.

[0004] At present, traditional desulfurization towers usually filter and purify materials directly through filtering components and desulfurization liquid to achieve flue gas desulfurization treatment. However, during the use of such devices, they cannot effectively drive the nozzle to rotate, which will affect the contact effect between the sprayed desulfurization liquid and the flue gas, thereby reducing the desulfurization efficiency of the device for the flue gas. Therefore, a flue gas desulfurization tower is proposed. Utility Model Content

[0005] The utility model aims to provide a flue gas desulfurization tower to solve the problem in the above-mentioned background technology that the nozzle cannot be effectively driven to rotate, thereby affecting the contact effect between the desulfurization liquid and the flue gas.

[0006] To achieve the above object, the utility model provides the following technical solution: a flue gas desulfurization tower, comprising a discharge seat, a cylinder body is installed on the top outer wall of the discharge seat by bolts, and a spraying assembly is arranged inside the cylinder body;

[0007] The spray assembly includes a diverter plate, a water injection pipe is installed on the top outer wall of the diverter plate by bolts, and the water injection pipe extends to the outside of the cylinder away from the other end of the diverter plate, a plurality of mounting pipes are installed on the bottom outer wall of the diverter plate by bolts, and the mounting pipes are distributed in an equidistant annular structure, flow grooves distributed in an equidistant annular structure are opened on the bottom outer wall of the mounting pipe, and a bearing ring is installed on the bottom outer wall of the mounting pipe by bolts, a rotating tube is installed on the bottom outer wall of the bearing ring by bolts, and nozzles distributed in an equidistant annular knot are installed on the outer wall of the rotating tube through a pipeline, a rotating rod is installed at the center of the bottom inner wall of the rotating tube by bolts, and blades are installed on the outer wall of the rotating rod by bolts.

[0008] Preferably, the top end of the rotating rod is fixed to the center of the outer wall of the bottom end of the mounting tube through a bearing, and the blade is located at the bottom end of the outer wall of the rotating rod.

[0009] Preferably, a top cover is mounted on the top outer wall of the cylinder body by means of bolts, and an air outlet pipe is mounted at the center of the top outer wall of the top cover by means of bolts.

[0010] Preferably, an air inlet pipe is installed on one side of the bottom inner wall of the discharge seat by bolts, and the other end of the air inlet pipe extends to the outside of the discharge seat.

[0011] Preferably, a discharge pipe is installed at the center of the bottom inner wall of the discharge seat by bolts, and the discharge pipe extends to the outside of the discharge seat.

[0012] Preferably, a filter assembly is provided at the inner top end of the cylinder, and the filter assembly includes a support ring installed on the inner wall of the cylinder, a filter plate is placed on the cylinder directly above the support ring, and an adsorption plate is installed on the top outer wall of the filter plate by bolts, and an activated carbon adsorption plate is installed on the top outer wall of the adsorption plate by bolts.

[0013] Preferably, a mounting ring is installed in the middle of the outer wall of the cylinder through bolts, and a plurality of threaded holes are opened on the outer wall of the mounting ring, and the threaded holes are distributed in an equidistant annular structure.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. Through the blades that are set, when the desulfurization liquid contacts the blades, the blades will drive the rotating rod to rotate, and the rotating rod will drive the rotating tube to rotate by connecting with the rotating tube. At this time, the desulfurization liquid will enter the nozzle through the pipeline, so that the nozzle can rotate, and the desulfurization liquid will rotate during the rotation process, thereby increasing the contact area between the desulfurization liquid and the flue gas and improving the desulfurization effect of the flue gas. The setting of the diverter plate, water injection pipe and diverter plate can improve the desulfurization liquid spraying effect of the device.

[0016] 2. By setting up a filter component, when the flue gas passes through the inside of the filter component, the filter component can use the filter plate, adsorption plate and activated carbon adsorption plate inside it to filter and purify the harmful substances in the flue gas, thereby improving the device's treatment effect on the flue gas and increasing the practicability and promotion of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the three-dimensional structure provided by the utility model;

[0018] Figure 2 A schematic diagram of the cross-sectional structure provided by the utility model;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the installation tube and the rotating tube provided by the utility model;

[0020] Figure 4 Provide a schematic diagram of the spray assembly structure for the utility model;

[0021] Figure 5 A schematic diagram of the blade and rotating rod structure provided by the utility model;

[0022] In the figure: 1. discharge seat; 2. cylinder; 3. spray assembly; 31. diverter plate; 32. water injection pipe; 33. mounting pipe; 34. circulation slot; 35. bearing ring; 36. rotating pipe; 37. nozzle; 38. rotating rod; 39. blade; 4. top cover; 5. air outlet pipe; 6. air inlet pipe; 7. discharge pipe; 8. filter assembly; 81. support ring; 82. filter plate; 83. adsorption plate; 84. activated carbon adsorption plate; 9. mounting ring; 10. threaded hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Please refer to Figures 1 to 5 A flue gas desulfurization tower comprises a discharge seat 1, a cylinder 2 is mounted on the top outer wall of the discharge seat 1 by bolts, and a spray assembly 3 is arranged inside the cylinder 2;

[0025] The spray assembly 3 includes a diverter plate 31, a water injection pipe 32 is installed on the top outer wall of the diverter plate 31 by bolts, and the other end of the water injection pipe 32 is away from the diverter plate 31 and extends to the outside of the cylinder 2, a plurality of mounting pipes 33 are installed on the bottom outer wall of the diverter plate 31 by bolts, and the mounting pipes 33 are distributed in an equidistant annular structure, and the bottom outer wall of the mounting pipe 33 is provided with flow grooves 34 distributed in an equidistant annular structure, and a bearing ring 35 is installed on the bottom outer wall of the mounting pipe 33 by bolts, and a rotating pipe 36 is installed on the bottom outer wall of the bearing ring 35 by bolts, and the outer wall of the rotating pipe 36 is installed with equidistant and equidistant grooves 34 through a pipeline. The nozzles 37 are distributed in an annular pattern, and a rotating rod 38 is installed at the center of the bottom inner wall of the rotating tube 36 by bolts, and blades 39 are installed on the outer wall of the rotating rod 38 by bolts. When the desulfurization liquid enters the interior of the water injection pipe 32, the desulfurization liquid can be injected into the interior of the diverter plate 31, and the desulfurization liquid can be evenly injected into the interior of the installation tube 33 through the diverter plate 31. The rotating tube 36 can be driven to rotate by the flow groove 34 and the blades 39. The rotating tube 36 will drive the pipeline and the nozzle 37 to rotate, so that the desulfurization liquid can be effectively rotated during the rotation of the nozzle 37, thereby increasing the contact area between the desulfurization liquid and the flue gas.

[0026] Please refer to Figure 3 , Figure 4 and Figure 5 The top end of the rotating rod 38 is fixed at the center of the outer wall of the bottom end of the mounting tube 33 through a bearing, and the blade 39 is located at the bottom end of the outer wall of the rotating rod 38. When the desulfurization liquid enters the interior of the rotating tube 36, the desulfurization liquid can contact the blade 39, and the blade 39 will rotate, and the rotating rod 38 will be driven to rotate during the rotation of the blade 39.

[0027] Please refer to Figure 1 and Figure 2 A top cover 4 is installed on the top outer wall of the cylinder 2 by bolts, and an outlet pipe 5 is installed at the center of the top outer wall of the top cover 4 by bolts. The top cover 4 can seal the cylinder 2, and the outlet pipe 5 can provide a discharge position for the purified flue gas; an air inlet pipe 6 is installed on one side of the bottom inner wall of the discharge seat 1 by bolts, and the other end of the air inlet pipe 6 extends to the outside of the discharge seat 1, one end of the air inlet pipe 6 extends to the inside of the discharge seat 1, and the other end is arranged inside the discharge seat 1. Such an arrangement can improve the flue gas injection effect; a discharge pipe 7 is installed at the center of the bottom inner wall of the discharge seat 1 by bolts, and the discharge pipe 7 extends to the outside of the discharge seat 1. The arrangement of the discharge pipe 7 can provide a discharge position for the material in contact with the desulfurization liquid.

[0028] Please refer to Figure 1 and Figure 2A filter assembly 8 is arranged at the inner top end of the cylinder 2, and the filter assembly 8 includes a support ring 81 installed on the inner wall of the cylinder 2, a filter plate 82 is placed on the cylinder 2 directly above the support ring 81, and an adsorption plate 83 is installed on the top outer wall of the filter plate 82 by bolts, and an activated carbon adsorption plate 84 is installed on the top outer wall of the adsorption plate 83 by bolts, the filter plate 82, the adsorption plate 83 and the activated carbon adsorption plate 84 arranged on the top of the support ring 81 can filter and purify the flue gas, and the support ring 81 can support the assembly of the filter plate 82, the adsorption plate 83 and the activated carbon adsorption plate 84.

[0029] Please refer to Figure 1 and Figure 2 A mounting ring 9 is installed in the middle of the outer wall of the cylinder 2 by bolts, and a plurality of threaded holes 10 are opened on the outer wall of the mounting ring 9. The threaded holes 10 are distributed in an equidistant annular structure. The mounting ring 9 can support the installation of the cylinder 2, and the opening of the threaded holes 10 can provide assistance for the assembly and installation of the bolts.

[0030] Working principle: first, the device is placed at the designated position, and then the flue gas is injected into the discharge seat 1 through the air inlet pipe 6. At this time, the desulfurization liquid is injected into the water injection pipe 32. During the continuous injection of the desulfurization liquid, the desulfurization liquid will enter the inside of the diverter plate 31. During the continuous injection of the desulfurization liquid, the desulfurization liquid will enter the inside of the installation pipe 33. At this time, the desulfurization liquid will enter the inside of the rotating tube 36 through the circulation groove 34. When the desulfurization liquid contacts the blade 39, the blade 39 rotates, the blade 39 drives the rotating rod 38 to rotate, and the rotating rod 38 drives the rotating tube 36 to rotate. At this time, the desulfurization liquid will enter the nozzle 37 through the pipeline, and then the nozzle 37 is discharged to the inside of the cylinder 2;

[0031] The flue gas is brought into contact with the desulfurization liquid, and the desulfurization liquid adsorbed by the flue gas will be discharged to the outside of the device through the discharge pipe 7. During the continuous injection of the flue gas, the flue gas will enter the top of the cylinder 2 and pass through the filter plate 82. The filter plate 82 will filter the flue gas, and when the flue gas enters the adsorption plate 83, the adsorption plate 83 will filter the harmful substances in the flue gas, and when the flue gas enters the activated carbon adsorption plate 84, the activated carbon adsorption plate 84 will adsorb the flue gas. Finally, the purified flue gas can be discharged to the outside of the device through the top cover 4 and the exhaust pipe 5. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology known to professional and technical personnel in this field.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flue gas desulfurization tower, comprising a discharge seat (1), characterized in that: A cylinder (2) is mounted on the top outer wall of the discharge seat (1) by means of bolts, and a spraying assembly (3) is arranged inside the cylinder (2); The spray assembly (3) comprises a diverter plate (31), a water injection pipe (32) is installed on the top outer wall of the diverter plate (31) by means of bolts, and the other end of the water injection pipe (32) away from the diverter plate (31) extends to the outside of the cylinder (2), a plurality of mounting pipes (33) are installed on the bottom outer wall of the diverter plate (31) by means of bolts, and the mounting pipes (33) are distributed in an equidistant annular structure, and the bottom outer wall of the mounting pipe (33) is provided with equidistant annular structure distribution holes. A flow groove (34) of the cloth is formed, and a bearing ring (35) is installed on the bottom outer wall of the mounting tube (33) by means of bolts, a rotating tube (36) is installed on the bottom outer wall of the bearing ring (35) by means of bolts, and nozzles (37) distributed in an annular pattern at equal distances are installed on the outer wall of the rotating tube (36) by means of a pipeline, a rotating rod (38) is installed at the center of the bottom inner wall of the rotating tube (36) by means of bolts, and blades (39) are installed on the outer wall of the rotating rod (38) by means of bolts.

2. A flue gas desulfurization tower according to claim 1, characterized in that: The top end of the rotating rod (38) is fixed to the center of the outer wall of the bottom end of the mounting tube (33) through a bearing, and the blade (39) is located at the bottom end of the outer wall of the rotating rod (38).

3. A flue gas desulfurization tower according to claim 1, characterized in that: A top cover (4) is installed on the top outer wall of the cylinder (2) by means of bolts, and an air outlet pipe (5) is installed at the center of the top outer wall of the top cover (4) by means of bolts.

4. A flue gas desulfurization tower according to claim 1, characterized in that: An air inlet pipe (6) is installed on one side of the bottom inner wall of the discharge seat (1) via bolts, and the other end of the air inlet pipe (6) extends to the outside of the discharge seat (1).

5. A flue gas desulfurization tower according to claim 1, characterized in that: A discharge pipe (7) is installed at the center of the bottom inner wall of the discharge seat (1) by means of bolts, and the discharge pipe (7) extends to the outside of the discharge seat (1).

6. A flue gas desulfurization tower according to claim 1, characterized in that: A filter assembly (8) is provided at the top end of the inner part of the cylinder (2), and the filter assembly (8) comprises a support ring (81) mounted on the inner wall of the cylinder (2), a filter plate (82) is placed on the cylinder (2) directly above the support ring (81), and an adsorption plate (83) is mounted on the top outer wall of the filter plate (82) by means of bolts, and an activated carbon adsorption plate (84) is mounted on the top outer wall of the adsorption plate (83) by means of bolts.

7. A flue gas desulfurization tower according to claim 1, characterized in that: A mounting ring (9) is mounted on the middle of the outer wall of the cylinder (2) by means of bolts, and a plurality of threaded holes (10) are provided on the outer wall of the mounting ring (9), wherein the threaded holes (10) are distributed in an equidistant annular structure.

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