Dry and wet combined type desulfurization and dust removal device

Abstract

The utility model discloses a dry-wet combined desulfurization and dust removal device, and relates to the field of desulfurization and dust removal devices. A dry and wet combined type desulfurization and dust removal device comprises a dust removal tank, a mounting plate is mounted at the bottom of the dust removal tank, a gas distribution filter is transversely mounted in an inner cavity of the dust removal tank, a filter filler plate is arranged above the gas distribution filter, and a grating filter plate is transversely mounted at the lower end of the inner cavity of the dust removal tank. According to the dry and wet combined type desulfurization and dust removal device provided by the utility model, airflow enters from the dust removal tank through the air entraining pipe, the airflow rises and is filtered and blocked by the grating filter plate, the filtered airflow is filtered and blocked again through the gas distribution filter and the filter filler plate, and meanwhile, the booster pump is started through the external controller; the booster pump conveys liquid in the box body to the conveying and spraying disc through the guide pipe and the water guide pipe, and the conveying and spraying disc sprays gas to the dust removal tank for dust falling through the atomization nozzles and filters the gas.

Description

TECHNICAL FIELD

[0001] The utility model relates to desulfurization dust removal device field especially relates to a dry and wet combination type desulfurization dust removal device. BACKGROUND

[0002] Desulfurization refers to the process of removing sulfur from fuel before combustion and removing sulfur from flue gas before emission, which is one of the important technical measures to prevent and control air pollution. Currently, there are three methods for desulfurization, namely, pre-combustion, in-combustion and post-combustion desulfurization. The most common one is dry desulfurization. In chemical production, such as alcohol production process, coal-fired boilers are needed to generate heat for heating. In order to ensure environmental protection, desulfurization treatment of flue gas is needed during coal combustion.

[0003] The existing dry and wet combination type desulfurization dust removal device has poor filtering effect, which will directly affect the surrounding environment and cause great safety hazards, and also affect the health of surrounding workers.

[0004] Therefore, it is necessary to provide a dry and wet combination type desulfurization dust removal device to solve the above technical problems. The information disclosed in this background section is only intended to increase the understanding of the overall background of the present application, and does not necessarily be regarded as acknowledging or implying in any form that the information constitutes prior art known to those skilled in the art. CONTENT OF THE UTILITY MODEL

[0005] The utility model provides a dry and wet combination type desulfurization dust removal device, solved existing dry and wet combination type desulfurization dust removal device, filtering effect is poor, direct discharge will influence the surrounding environment, exist very big safety hidden danger, also can influence the health of surrounding worker's technical problem.

[0006] In order to solve the above technical problems, the utility model provides a dry and wet combination type desulfurization dust removal device, including dust removal tank, the bottom of dust removal tank is installed with mounting plate, the inner chamber of dust removal tank is transversely installed with gas distribution filter, the top of gas distribution filter is provided with filter filler plate, the lower end of dust removal tank inner chamber is transversely installed with grid filter plate, the bottom of dust removal tank left side is communicated with gas guide pipe, the bottom of both sides of dust removal tank inner chamber and located at the bottom of grid filter plate is transversely installed with non - woven fabric filter core plate, the rear side of mounting plate top is installed with box, the top of box is installed with booster pump, the right side of booster pump is communicated with water guide pipe, the side away from booster pump of water guide pipe penetrates the top of dust removal tank inner chamber and is communicated with conveying spray tray, the bottom of conveying spray tray is communicated with atomizing nozzle, the top of dust removal tank is communicated with exhaust pipe.

[0007] Preferably, the bottom of the right side of the dust removal tank is communicated with the liquid guide pipe, and the top of the liquid guide pipe is provided with a valve one.

[0008] Preferably, the bottom of the dust removal tank cavity is provided with a drainage conveying plate matched with the liquid guide pipe.

[0009] Preferably, the top of the mounting plate is sequentially provided with fixing screws from front to back, and the bottom of the fixing screw penetrates the bottom of the mounting plate.

[0010] Preferably, the left side of the booster pump is communicated with a conduit, and the side away from the booster pump penetrates the inner cavity of the box.

[0011] Preferably, the top of the back of the box is communicated with a water inlet pipe, the bottom of the back of the box is communicated with a water outlet pipe, the top of the water outlet pipe is provided with a valve two, and the right side of the upper end of the box is provided with an inspection door through a screw.

[0012] Compared with the related art, the dry-wet combined desulfurization and dust removal device has the following beneficial effects:

[0013] The dry-wet combined desulfurization and dust removal device provided by the utility model, gas flows into the dust removal tank through the air guide pipe, the gas rises and is filtered and blocked by the grid filter plate, the filtered gas is filtered and blocked again by the gas distribution filter and the filter filling plate, the booster pump is started by the external controller, the liquid in the box is delivered to the conveying and spraying disc through the conduit and the water guide pipe, the conveying and spraying disc sprays and dedusts the gas of the dust removal tank through the atomizing nozzle, and the gas is filtered.

[0014] The dry-wet combined desulfurization and dust removal device provided by the utility model, through the setting of the inspection door, the function of facilitating the opening of the box is achieved, the inside of the box is conveniently cleaned, the dust removal tank is fixed through the mounting plate and the fixing screw, and the stability of the dust removal tank during use is increased. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 The structure schematic view of a preferred embodiment of the dry-wet combined desulfurization and dust removal device provided by the utility model is shown in the figure.

[0016] Fig. 2 The left side view of the dust removal tank and the box structure of the utility model is shown in the figure.

[0017] Fig. 3 The inside sectional view of the dust removal tank of the utility model is shown in the figure.

[0018] Marked numbers in the figure: 1, dust removal tank; 2, mounting plate; 3, gas distribution filter; 4, filter filling plate; 5, grid filter plate; 6, air guide pipe; 7, non-woven fabric filter core plate; 8, box; 9, booster pump; 10, water guide pipe; 11, conveying and spraying disc; 12, atomizing nozzle; 13, fixing screw; 14, conduit; 15, exhaust pipe; 16, liquid guide pipe. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described in connection with the drawings in the embodiments of the utility model.

[0020] Embodiment one:

[0021] Please refer to Figs. 1-3 The utility model provides a kind of technical scheme: a dry-wet combined desulfurization and dust removal device, including dust removal tank 1, the bottom of dust removal tank 1 is equipped with mounting plate 2, the inner chamber of dust removal tank 1 is equipped with gas distribution filter 3 transversely, the upper portion of gas distribution filter 3 is provided with filter filler plate 4, the lower end of dust removal tank 1 inner chamber is equipped with grid filter plate 5 transversely, the bottom of dust removal tank 1 left side is communicated with air guide pipe 6, the bottom of dust removal tank 1 inner chamber both sides and located at the bottom of grid filter plate 5 is equipped with non-woven fabric filter core plate 7 transversely, the rear side of mounting plate 2 top is equipped with box 8, the top of box 8 is equipped with booster pump 9, the right side of booster pump 9 is communicated with water guide pipe 10, water guide pipe 10 side away from booster pump 9 is communicated with conveying sprinkling disc 11 and is penetrated through the upper portion of dust removal tank 1 inner chamber, the bottom of conveying sprinkling disc 11 is communicated with atomizing nozzle 12, the top of dust removal tank 1 is communicated with exhaust pipe 15.

[0022] In the embodiment, air current enters from dust removal tank 1 by air guide pipe 6, and is filtered and blocked by grid filter plate 5 when rising, and is filtered and blocked again by gas distribution filter 3 and filter filler plate 4, while booster pump 9 is started by external controller, and liquid in box 8 is conveyed to conveying sprinkling disc 11 by booster pump 9 through conduit 14 and water guide pipe 10, and air current in dust removal tank 1 is sprayed and dusted by atomizing nozzle 12 of conveying sprinkling disc 11, and the air current is filtered to prevent dust in the air current from being directly discharged out of dust removal tank 1, and the sprayed air current is discharged through exhaust pipe 15, and the sprayed sewage is filtered in sequence by gas distribution filter 3, filter filler plate 4, grid filter plate 5 and non-woven fabric filter core plate 7, and the filtered sewage is discharged out of dust removal tank 1 through liquid guide pipe 16.

[0023] Embodiment two:

[0024] Please refer to Figs. 1-3As shown, on the basis of embodiment one, the utility model provides a technical scheme: the bottom of the right side of dust removal tank 1 is connected with liquid guide pipe 16, the top of liquid guide pipe 16 is provided with valve one, the bottom of the inner chamber of dust removal tank 1 is provided with drainage delivery board that cooperates with liquid guide pipe 16, the top of mounting plate 2 is sequentially provided with fixed screw 13 from front to back, the bottom of fixed screw 13 penetrates the bottom of mounting plate 2, the left side of booster pump 9 is connected with conduit 14, the side of conduit 14 away from booster pump 9 penetrates the inner chamber of box 8, the top of the back of box 8 is connected with inlet pipe, the bottom of the back of box 8 is connected with outlet pipe, and the top of outlet pipe is provided with valve two, and the right side of the upper end of box 8 is provided with access door through screw.

[0025] In this embodiment: through mounting plate 2 and fixed screw 13 to dust removal tank 1 played the role of fixed, increased the stability of dust removal tank 1 when using, through setting drainage delivery board, the water in dust removal tank 1 is conveniently flowed into liquid guide pipe 16, avoid the inside of dust removal tank 1 to produce waterlogging, play the role of water diversion.

[0026] The working principle of the dry-wet combined desulfurization and dust removal device provided by the utility model is as follows:

[0027] The first innovation point implementation step is as follows:

[0028] First step: air flow enters dust removal tank 1 through air guide pipe 6, and the air flow is filtered and blocked by grid filter plate 5 when rising, and the filtered air flow is filtered and blocked again by gas distribution filter 3 and filter filler plate 4;

[0029] Second step: simultaneously start booster pump 9 through external controller, and the liquid in box 8 is delivered to delivery spray tray 11 through conduit 14 and water guide pipe 10, and the delivery spray tray 11 sprays and dusts the gas in dust removal tank 1 through atomizing nozzle 12, filters the gas, and prevents the dust in the air flow from being directly discharged out of dust removal tank 1;

[0030] Third step: the sprayed air flow is discharged through exhaust pipe 15, and the sprayed sewage is filtered in turn through gas distribution filter 3, filter filler plate 4, grid filter plate 5 and non-woven fabric filter core plate 7, and the filtered sewage is discharged out of dust removal tank 1 through liquid guide pipe 16.

[0031] The second innovation point implementation step is as follows:

[0032] First step: through mounting plate 2 and fixed screw 13 to dust removal tank 1 played the role of fixed, increased the stability of dust removal tank 1 when using;

[0033] Second step: through setting drainage delivery board, the water in dust removal tank 1 is conveniently flowed into liquid guide pipe 16, avoid the inside of dust removal tank 1 to produce waterlogging, play the role of water diversion.

[0034] It will be obvious to a person skilled in the art that the application is not limited to the details of the above-described exemplary embodiments, but that the application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the application. The embodiments should, therefore, be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalents of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the scope of the claims concerned.

[0035] Furthermore, it should be understood that although the present specification describes exemplary embodiments, the application is not limited to only one independent technical solution in each embodiment, and the specification is described in this way only for the sake of clarity. A person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A combined wet and dry desulfurization and dust removal device, comprising a dust removal tank (1), characterized in that: The bottom of the dust removal tank (1) is provided with a mounting plate (2), the inner cavity of the dust removal tank (1) is transversely provided with a gas distribution filter (3), the upper side of the gas distribution filter (3) is provided with a filter filler plate (4), the lower end of the inner cavity of the dust removal tank (1) is transversely provided with a grid filter plate (5), the bottom of the left side of the dust removal tank (1) is communicated with an air guide pipe (6), the bottoms of the two sides of the inner cavity of the dust removal tank (1) and the bottom of the grid filter plate (5) are transversely provided with a non-woven fabric filter core plate (7), the rear side of the top of the mounting plate (2) is provided with a box body (8), the top of the box body (8) is provided with a booster pump (9), the right side of the booster pump (9) is communicated with a water guide pipe (10), the side away from the booster pump (9) of the water guide pipe (10) penetrates the upper side of the inner cavity of the dust removal tank (1) and is communicated with a conveying spray disc (11), the bottom of the conveying spray disc (11) is communicated with an atomizing nozzle (12), and the top of the dust removal tank (1) is communicated with an exhaust pipe (15).

2. The combined wet and dry desulfurization and dust removal device according to claim 1, characterized in that, The bottom of the right side of the dust removal tank (1) is communicated with a liquid guide pipe (16), and the top of the liquid guide pipe (16) is provided with a valve one.

3. The combined wet and dry desulfurization and dust removal device according to claim 2, characterized in that, The bottom of the inner cavity of the dust removal tank (1) is provided with a drainage conveying plate used in cooperation with the liquid guide pipe (16).

4. The combined wet and dry desulfurization and dust removal device according to claim 1, characterized in that, The top of the mounting plate (2) is sequentially provided from front to back with fixed screws (13), and the bottom of the fixed screws (13) penetrates the bottom of the mounting plate (2).

5. The combined wet and dry desulfurization and dust removal device according to claim 1, characterized in that, The left side of the booster pump (9) is communicated with a guide pipe (14), and the side away from the booster pump (9) of the guide pipe (14) penetrates the inner cavity of the box body (8).

6. The combined wet and dry desulfurization and dust removal device according to claim 1, characterized in that, The top of the back of the box body (8) is communicated with a water inlet pipe, the bottom of the back of the box body (8) is communicated with a water outlet pipe, the top of the water outlet pipe is provided with a valve two, and the right side of the upper end of the box body (8) is provided with an inspection door through screws. The top of the back of the box body (8) is communicated with a water inlet pipe, the bottom of the back of the box body (8) is communicated with a water outlet pipe, the top of the water outlet pipe is provided with a valve two, and the right side of the upper end of the box body (8) is provided with an inspection door through screws.

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