Dedusting and desulfurizing device

Abstract

The utility model relates to the technical field of dust removal and desulfurization, and discloses a dust removal and desulfurization device which comprises a shell, a dust removal box is arranged in the shell, a sealing cover is arranged on the upper surface of the dust removal box, fixing rods are fixedly connected to the two sides of the surface of the sealing cover, and connecting covers are fixedly connected to the upper portions of the outer walls of the fixing rods. Waste gas is fed into the dust removal box and is filtered layer by layer through the first-stage filter plate, the second-stage filter plate and the third-stage filter plate, so that particulate matters and dust are prevented from entering the desulfurization tower, subsequent rapid desulfurization is realized, the desulfurization efficiency is improved, and meanwhile, a water pump water suction pipe is started to suck condensed water in the water tank, so that the desulfurization efficiency is improved. Condensate water is fed into the spiral pipe from the water outlet pipe to absorb heat and cool the dust removal box, then the condensate water with heat enters the condensation plate from the connecting pipe to be cooled, and then returns into the water tank from the water return pipe, so that the dust removal box can be circularly cooled, and the service life of the device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal and desulfurization, and more specifically, to a dust removal and desulfurization device. Background Art

[0002] The flue gas emitted by the boiler generally carries particulate matter and dust. In order to prevent the flue gas generated in the boiler from polluting the surrounding environment, it is usually necessary to desulfurize and remove dust from the flue gas before discharging it. In order to facilitate the desulfurization and dust removal of the flue gas generated by the boiler, the staff usually use a desulfurization and dust removal device. Before the flue gas enters the desulfurization spray tower for desulfurization treatment, the exhaust flue gas is generally treated by a dust removal filter tower to prevent particulate matter and dust from entering the desulfurization tower and affecting the desulfurization efficiency. In addition, a large amount of heat is generated during the operation of the device, which makes the internal heat of the device too high, making it inconvenient for the device to dissipate heat, and easily affecting the service life of the device. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a dust removal and desulfurization device, which has the advantages of preventing particulate matter and dust from entering the desulfurization tower, improving the desulfurization efficiency, and being able to circulate and cool the dust removal box to extend the service life of the device.

[0004] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a dust removal and desulfurization device, comprising a shell, a dust removal box is arranged inside the shell, a sealing cover is arranged on the upper surface of the dust removal box, fixing rods are fixedly connected to the two sides of the surface of the sealing cover, a connecting cover is fixedly connected to the upper part of the outer wall of the fixing rod, a primary filter plate is fixedly connected to the middle part of the outer wall of the fixing rod, a secondary filter plate is fixedly connected to the middle and lower part of the outer wall of the fixing rod, a tertiary filter plate is fixedly connected to the bottom end of the fixing rod, a cooling mechanism is arranged on the outer wall of the dust removal box, an air intake pipe is fixedly connected to the upper part of one side of the outer wall of the dust removal box, and one end of the air intake pipe passes through the shell and extends to the outside.

[0005] As a preferred technical solution of a dust removal and desulfurization device of the utility model, the cooling mechanism includes a water tank, a water pump is provided on one side of the water tank, the input end of the water pump is fixedly connected to a water suction pipe, the output end of the water pump is fixedly connected to a water outlet pipe, one end of the water outlet pipe is fixedly connected to a spiral tube, and the inner side of the spiral tube is in contact with the outer wall of the dust removal box.

[0006] As a preferred technical solution for the dust removal and desulfurization device of the utility model, a condensation plate is provided on one side of the outer wall of the water tank, a connecting pipe is provided on one side of the condensation plate, one end of the connecting pipe is fixedly connected to one end of the spiral tube, and a return pipe is provided on the other side of the condensation plate, one end of the return pipe is fixedly connected to an upper part of one side of the water tank.

[0007] As a preferred technical solution of the dust removal and desulfurization device of the utility model, latches are arranged on both sides of the surface of the connection cover, and the outer walls of the latches are arranged on both sides of the upper surface of the shell.

[0008] As a preferred technical solution for the dust removal and desulfurization device of the utility model, an air outlet pipe is fixedly connected to the lower part of one side of the outer wall of the dust removal box, one end of the air outlet pipe is fixedly connected to the desulfurization reaction box, an exhaust pipe is fixedly connected to the upper part of one side of the outer wall of the desulfurization reaction box, and a stirring device is arranged inside the desulfurization reaction box.

[0009] As a preferred technical solution of the dust removal and desulfurization device of the utility model, a sealing ring is fixedly connected to the lower surface of the sealing cover, and the outer wall of the sealing ring fits with the opening of the dust removal box.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model sends the exhaust gas into the dust removal box, and the exhaust gas is filtered layer by layer through the primary filter plate, the secondary filter plate and the tertiary filter plate, thereby preventing particulate matter and dust from entering the desulfurization tower, thereby realizing subsequent rapid desulfurization and improving the desulfurization efficiency. At the same time, the water pump suction pipe is started to absorb condensed water in the water tank, and the condensed water is sent from the water outlet pipe into the spiral pipe to absorb heat and cool the dust removal box, and then the condensed water with heat enters the condensation plate from the connecting pipe for cooling, and then returns to the water tank from the return pipe, so that the dust removal box can be circulated and cooled, thereby extending the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional diagram of the utility model;

[0013] Figure 2 This is a cross-sectional view of the utility model;

[0014] Figure 3 It is a schematic diagram of the structure of the utility model.

[0015] In the figure: 1. outer shell; 2. dust removal box; 3. sealing cover; 4. fixing rod; 5. connecting cover; 6. primary filter plate; 7. secondary filter plate; 8. tertiary filter plate; 9. cooling mechanism; 901. water tank; 902. water pump; 903. water suction pipe; 904. water outlet pipe; 905. spiral pipe; 906. condensation plate; 907. connecting pipe; 908. return pipe; 10. outlet pipe; 11. desulfurization reaction box; 12. exhaust pipe; 13. inlet pipe; 14. stirring device; 15. latch; 16. sealing ring. DETAILED DESCRIPTION

[0016] 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.

[0017] like Figures 1 to 3 As shown, the utility model provides a dust removal and desulfurization device, including a shell 1, a dust removal box 2 is arranged inside the shell 1, a sealing cover 3 is arranged on the upper surface of the dust removal box 2, fixing rods 4 are fixedly connected to both sides of the surface of the sealing cover 3, a connecting cover 5 is fixedly connected to the upper part of the outer wall of the fixing rod 4, a primary filter plate 6 is fixedly connected to the middle part of the outer wall of the fixing rod 4, a secondary filter plate 7 is fixedly connected to the middle and lower part of the outer wall of the fixing rod 4, a tertiary filter plate 8 is fixedly connected to the bottom end of the fixing rod 4, a cooling mechanism 9 is arranged on the outer wall of the dust removal box 2, an air intake pipe 13 is fixedly connected to the upper part of one side of the outer wall of the dust removal box 2, and one end of the air intake pipe 13 passes through the shell 1 and extends to the outside;

[0018] Among them, by sending the exhaust gas into the dust removal box 2, the exhaust gas is filtered layer by layer through the primary filter plate 6, the secondary filter plate 7 and the tertiary filter plate 8, and the apertures of the primary filter plate 6, the secondary filter plate 7 and the tertiary filter plate 8 decrease from top to bottom, so that the impurities and particles in the exhaust gas can be fully filtered, and the particles and dust are prevented from entering the desulfurization tower, thereby realizing the subsequent rapid desulfurization and improving the desulfurization efficiency. At the same time, starting the cooling mechanism 9 can circulate and cool the dust removal box 2 to extend the service life of the device.

[0019] The cooling mechanism 9 includes a water tank 901, a water pump 902 is provided on one side of the water tank 901, an input end of the water pump 902 is fixedly connected to a water suction pipe 903, an output end of the water pump 902 is fixedly connected to a water outlet pipe 904, one end of the water outlet pipe 904 is fixedly connected to a spiral tube 905, and the inner side of the spiral tube 905 is in contact with the outer wall of the dust removal box 2; a condensation plate 906 is provided on one side of the outer wall of the water tank 901, a connecting tube 907 is provided on one side of the condensation plate 906, one end of the connecting tube 907 is fixedly connected to one end of the spiral tube 905, and a return water pipe 908 is provided on the other side of the condensation plate 906, and one end of the return water pipe 908 is fixedly connected to an upper part of one side of the water tank 901;

[0020] By starting the water pump 902, the water suction pipe 903 absorbs the condensed water in the water tank 901, and the condensed water is sent from the outlet pipe 904 into the spiral tube 905 to absorb heat and cool the dust removal box 2. The condensed water with heat then enters the condensation plate 906 from the connecting pipe 907 to be cooled, and then returns to the water tank 901 from the return pipe 908, thereby circulating the cooling of the dust removal box 2 and extending the service life of the device.

[0021] Wherein, latches 15 are arranged on both sides of the surface of the connection cover 5, and the outer walls of the latches 15 are arranged on both sides of the upper surface of the housing 1;

[0022] By lifting the fixing rod 4 upward, the fixing rod 4 moves upward with the connecting cover 5, so that the pin 15 can be separated from the outer shell 1, so that the primary filter plate 6, the secondary filter plate 7 and the tertiary filter plate 8 can be moved out of the dust removal box 2, and then cleaned, so as to prevent the filter layer effect from deteriorating.

[0023] The lower part of the outer wall of the dust removal box 2 is fixedly connected with an air outlet pipe 10, one end of the air outlet pipe 10 is fixedly connected with a desulfurization reaction box 11, the upper part of the outer wall of the desulfurization reaction box 11 is fixedly connected with an exhaust pipe 12, and a stirring device 14 is arranged inside the desulfurization reaction box 11;

[0024] The filtered exhaust gas is sent from the exhaust pipe 1 into the desulfurization reaction box 11 for desulfurization treatment, and the stirring device arranged in the desulfurization reaction box 11 can fully desulfurize the exhaust gas.

[0025] The lower surface of the sealing cover 3 is fixedly connected with a sealing ring 16, and the outer wall of the sealing ring 16 fits with the opening of the dust removal box 2;

[0026] The sealing performance of the dust removal box 2 can be improved by providing the sealing ring 16 .

[0027] The working principle and use process of this utility model:

[0028] When the device is needed, the exhaust gas is sent into the dust removal box 2 from the air inlet pipe 13, and the exhaust gas is filtered layer by layer through the primary filter plate 6, the secondary filter plate 7 and the tertiary filter plate 8, and the apertures of the primary filter plate 6, the secondary filter plate 7 and the tertiary filter plate 8 are reduced from top to bottom, so that the impurities and particles in the exhaust gas can be fully filtered, and the particles and dust are prevented from entering the desulfurization tower. At the same time, the water pump 902 is started to absorb the condensed water in the water tank 901 through the water suction pipe 903, and the condensed water is sent from the water outlet pipe 904 to the spiral tube 905 to absorb heat and cool the dust removal box 2, and then the condensed water with heat enters the condensation plate 906 from the connecting pipe 907 to cool, and then from the return The water pipe 908 returns to the water tank 901, so that the dust removal box 2 can be circulated and cooled, and the service life of the device is extended. The filtered exhaust gas is sent from the exhaust pipe 1 into the desulfurization reaction box 11 for desulfurization treatment. The stirring device arranged in the desulfurization reaction box 11 can fully desulfurize the exhaust gas, thereby achieving efficient desulfurization of the exhaust gas. After use, the fixing rod 4 is lifted upward, so that the fixing rod 4 moves upward with the connecting cover 5, and then the pin 15 can be separated from the outer shell 1, so that the primary filter plate 6, the secondary filter plate 7 and the tertiary filter plate 8 can be moved out of the dust removal box 2, and then cleaned, so as to prevent the filter layer effect from deteriorating.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0030] 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 dust removal and desulfurization device, comprising a housing (1), characterized in that: A dust removal box (2) is arranged inside the shell (1), a sealing cover (3) is arranged on the upper surface of the dust removal box (2), fixing rods (4) are fixedly connected to both sides of the surface of the sealing cover (3), a connecting cover (5) is fixedly connected to the upper part of the outer wall of the fixing rod (4), a primary filter plate (6) is fixedly connected to the middle part of the outer wall of the fixing rod (4), a secondary filter plate (7) is fixedly connected to the middle and lower part of the outer wall of the fixing rod (4), and a tertiary filter plate (8) is fixedly connected to the bottom end of the fixing rod (4), a cooling mechanism (9) is arranged on the outer wall of the dust removal box (2), and an air intake pipe (13) is fixedly connected to the upper part of one side of the outer wall of the dust removal box (2), and one end of the air intake pipe (13) passes through the shell (1) and extends to the outside.

2. A dust removal and desulfurization device according to claim 1, characterized in that: The cooling mechanism (9) comprises a water tank (901), a water pump (902) being arranged on one side of the water tank (901), an input end of the water pump (902) being fixedly connected to a water suction pipe (903), an output end of the water pump (902) being fixedly connected to a water outlet pipe (904), one end of the water outlet pipe (904) being fixedly connected to a spiral tube (905), the inner side of the spiral tube (905) being in contact with the outer wall of the dust removal box (2).

3. A dust removal and desulfurization device according to claim 2, characterized in that: A condensation plate (906) is provided on one side of the outer wall of the water tank (901), a connecting pipe (907) is provided on one side of the condensation plate (906), one end of the connecting pipe (907) is fixedly connected to one end of the spiral tube (905), and a return pipe (908) is provided on the other side of the condensation plate (906), one end of the return pipe (908) is fixedly connected to an upper part of one side of the water tank (901).

4. A dust removal and desulfurization device according to claim 1, characterized in that: Latch pins (15) are provided on both sides of the surface of the connection cover (5), and outer walls of the latch pins (15) are provided on both sides of the upper surface of the housing (1).

5. A dust removal and desulfurization device according to claim 1, characterized in that: An air outlet pipe (10) is fixedly connected to the lower portion of one side of the outer wall of the dust removal box (2), one end of the air outlet pipe (10) is fixedly connected to a desulfurization reaction box (11), an exhaust pipe (12) is fixedly connected to the upper portion of one side of the outer wall of the desulfurization reaction box (11), and a stirring device (14) is provided inside the desulfurization reaction box (11).

6. A dust removal and desulfurization device according to claim 1, characterized in that: A sealing ring (16) is fixedly connected to the lower surface of the sealing cover (3), and the outer wall of the sealing ring (16) fits in contact with the opening of the dust removal box (2).

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