Spraying device for boiler flue gas desulfurization

Abstract

The utility model provides a spraying device for boiler flue gas desulfurization, which relates to the technical field of flue gas desulfurization and comprises a spraying device shell, a gas inlet pipe is mounted at the top of the spraying device shell, a delivery pump is mounted on one side face of the spraying device shell, supporting legs are mounted at the bottom of the spraying device shell, and a gas outlet pipe is mounted on the other side face of the spraying device shell. An air outlet pipe is installed on the front face of the spraying device shell, a valve is installed on the top of the air outlet pipe, a limiting plate is installed on the top, away from the air outlet pipe, of the front face of the spraying device shell, a sealing ring is installed on one side face of the limiting plate along the edge, and a filtering plate is installed on one side face of the limiting plate. A filter element is installed in the filter plate, a cover plate is installed on the side face, away from the limiting plate, of the filter plate, and a buckle is installed on the side face of the cover plate, so that the desulfurization device can adjust the angle during filtering work, the spraying area is increased, and the desulfurization efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to flue gas desulfurization technical field especially relates to a kind of spraying devices for boiler flue gas desulfurization. BACKGROUND

[0002] Boiler carries out combustion work, it will produce more flue gas, which contains more harmful substances, in order to ensure that it does not pollute the air, need to carry out desulfurization work;

[0003] But the spraying device for flue gas desulfurization now, its spraying structure is fixed, when carrying out flue gas desulfurization spraying work, the area that can be sprayed is limited, the efficiency of desulfurization work is low, therefore, we propose a kind of spraying device for boiler flue gas desulfurization. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art, but the spraying device for flue gas desulfurization now, its spraying structure is fixed, when carrying out flue gas desulfurization spraying work, the area that can be sprayed is limited, the efficiency of desulfurization work is low.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of spraying device for boiler flue gas desulfurization, including spraying device shell, the top of the spraying device shell is equipped with inlet pipe, one side of the spraying device shell is equipped with conveying pump, the bottom of the spraying device shell is equipped with support leg, the front of the spraying device shell is equipped with outlet pipe, the top of the outlet pipe is equipped with valve, the front of the spraying device shell is equipped with limit stop at the top away from outlet pipe, the limit stop is equipped with sealing ring along the edge at one side, the limit stop is equipped with filter plate at one side, the inside of the filter plate is equipped with filter core, the filter plate is equipped with cover plate at one side away from limit stop, the side of the cover plate is equipped with buckle, the inside of the spraying device shell is equipped with lead screw, the surface of the lead screw is equipped with connecting rod, the one end of the connecting rod away from lead screw is equipped with support arm, the one side of the support arm is equipped with nozzle.

[0007] As the preferred scheme of the utility model, the spraying device shell is made of stainless steel material, the inlet pipe is connected with external gas pipeline, the inlet pipe penetrates spraying device shell, the conveying pump is connected with nozzle pipeline.

[0008] As the preferred scheme of the utility model, the support leg is welded on the spraying device shell, the outlet pipe penetrates spraying device shell, the limit stop is welded on the filter plate, the filter plate is slidably connected in the groove opened on the surface of the spraying device shell, the filter hole opened on the surface of the filter plate is sized according to user's requirement.

[0009] As the preferred scheme of the utility model, the sealing ring is made of rubber material, the length and width of the sealing ring is equal to the length and width of the groove on the front face of the spraying device shell, the material of the filter core includes but is not limited to activated carbon, nanofiber and POD fiber, and the length and width of the cover plate is equal to the length and width of the filter plate.

[0010] As the preferred scheme of the utility model, the screw rod is fixed on the spraying device shell through bolts, the connecting rod is fixed on the screw rod through bolts, and the connecting rod is installed with a plurality of connecting rods at equal intervals.

[0011] As the preferred scheme of the utility model, the supporting arm is rotatably connected to the connecting rod, the supporting arm is installed corresponding to the connecting rod, the nozzle is fixed on the supporting arm through bolts, and the nozzle is an atomizing nozzle.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] In the utility model, through the design of the adjusting structure, the screw rod, the connecting rod, the supporting arm and the nozzle are arranged, so that the desulfurization device can adjust the angle during the filtering work, increase the spraying area, and effectively increase the desulfurization efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 The utility model provides a kind of overall structure schematic diagram of boiler flue gas desulfurization spraying device;

[0015] Fig. 2 The utility model provides a kind of filter plate structure schematic diagram of boiler flue gas desulfurization spraying device;

[0016] Fig. 3 The utility model provides a kind of internal structure schematic diagram of boiler flue gas desulfurization spraying device.

[0017] Legend: 1, spraying device shell;2, inlet pipe;3, delivery pump;4, support foot;5, outlet pipe;6, valve;7, limit plate;8, sealing ring;9, filter plate;10, filter core;11, cover plate;12, buckle;13, screw rod;14, connecting rod;15, supporting arm;16, nozzle. DETAILED DESCRIPTION

[0018] The technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0019] For the purpose of facilitating the understanding of the present application, the present application will be described in more detail below with reference to relevant drawings, and several embodiments of the present application are given, however, the present application can be realized in many different forms and is not limited to the embodiments described herein, on the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0020] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element or there can be an intervening element, and when an element is referred to as being "connected to" another element, it can be directly connected to the other element or there can be an intervening element, the terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs, the terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application, the term "and / or" used herein includes any and all combinations of one or more of the associated listed items.

[0022] Embodiment 1

[0023] As Figs. 1-3 shown, the present application provides a technical scheme: a kind of boiler flue gas desulfurization with spray device, including spray device shell 1, the top of spray device shell 1 is equipped with inlet pipe 2, one side of spray device shell 1 is equipped with conveying pump 3, the bottom of spray device shell 1 is equipped with support leg 4, the front of spray device shell 1 is equipped with outlet pipe 5, the top of outlet pipe 5 is equipped with valve 6, the front of spray device shell 1 is equipped with limit plate 7 at the top away from outlet pipe 5, the side of limit plate 7 is equipped with sealing ring 8 along edge, the side of limit plate 7 is equipped with filter plate 9, filter plate 9 is equipped with filter core 10 in the inside, cover plate 11 is equipped on the side of filter plate 9 away from limit plate 7, buckle 12 is equipped on the side of cover plate 11, lead screw 13 is equipped on the inner side of spray device shell 1, connecting rod 14 is equipped on the surface of lead screw 13, support arm 15 is equipped on the end of connecting rod 14 away from lead screw 13, support arm 15 and connecting rod 14 are driven by the driving of motor transmission connection of matched installation at the connecting place, spray head 16 is equipped on the side of support arm 15.

[0024] Embodiment 2

[0025] As Figs. 1-3As shown, the spray device shell 1 is made of stainless steel material, corrosion, long service life, air inlet pipe 2 is connected with external gas pipeline, air inlet pipe 2 penetrates the spray device shell 1, the delivery pump 3 is connected with the nozzle 16 pipeline, convenient for conveying desulfurization liquid, the supporting leg 4 is welded on the spray device shell 1, so that the device works more stably, the air outlet pipe 5 penetrates the spray device shell 1, the limiting plate 7 is welded on the filter plate 9, the filter plate 9 is slidably connected in the groove formed on the surface of the spray device shell 1, the filter hole diameter formed on the surface of the filter plate 9 is customized according to the user's demand, the sealing ring 8 is made of rubber material, better sealing, the length and width of the sealing ring 8 are equal to the length and width of the groove formed on the front surface of the spray device shell 1, the filter core 10 uses the material including but not limited to activated carbon, nanofiber and POD fiber, the length and width of the cover plate 11 are equal to the length and width of the filter plate 9, the screw rod 13 is fixed on the spray device shell 1 through bolts, the connecting rod 14 is fixed on the screw rod 13 through bolts, the connecting rod 14 is equidistantly provided with a plurality of, the supporting arm 15 is rotatably connected on the connecting rod 14, the supporting arm 15 is correspondingly arranged on the connecting rod 14, the nozzle 16 is fixed on the supporting arm 15 through bolts, and the nozzle 16 adopts an atomizing nozzle.

[0026] The utility model discloses a working procedure: when using a kind of boiler flue gas desulfurization spray device to carry out flue gas desulfurization work, first, air inlet pipe 2 is connected with external pipeline, then flue gas is transported to spray device shell 1, when flue gas passes through filter plate 9, is filtered by filter core 10, then start screw rod 13, drive nozzle 16 to move up and down, increase up and down spray area, and when it moves up and down, can control supporting arm 15 to rotate, so that it adjusts spray angle, increases spray area, after desulfurization is completed, open valve 6, so that flue gas is led out from air outlet pipe 5, when filter plate 9 is used for a long time, it can be taken out from spray device shell 1, open buckle 12, replace filter core 10 in the inside, use the boiler flue gas desulfurization spray device to carry out flue gas desulfurization work, so that the desulfurization device can adjust angle when carrying out filtering work, increase the area of spraying, effectively increase the efficiency of desulfurization.

[0027] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A spraying device for flue gas desulfurization of a boiler, comprising a spraying device housing (1), characterized in that: The top of the spray device shell (1) is provided with an air inlet pipe (2), one side of the spray device shell (1) is provided with a conveying pump (3), the bottom of the spray device shell (1) is provided with a supporting leg (4), the front of the spray device shell (1) is provided with an air outlet pipe (5), the top of the air outlet pipe (5) is provided with a valve (6), the front of the spray device shell (1) is provided with a limiting plate (7) away from the top of the air outlet pipe (5), one side of the limiting plate (7) is provided with a sealing ring (8) along the edge, one side of the limiting plate (7) is provided with a filter plate (9), the inside of the filter plate (9) is provided with a filter core (10), one side of the filter plate (9) away from the limiting plate (7) is provided with a cover plate (11), the side of the cover plate (11) is provided with a buckle (12), the inside of the spray device shell (1) is provided with a lead screw (13), the surface of the lead screw (13) is provided with a connecting rod (14), one end of the connecting rod (14) away from the lead screw (13) is provided with a supporting arm (15), one side of the supporting arm (15) is provided with a spray head (16).

2. A spraying device for flue gas desulfurization of a boiler according to claim 1, characterized in that: The spray device shell (1) is made of stainless steel material, the air inlet pipe (2) is connected with the external gas pipeline, the air inlet pipe (2) penetrates the spray device shell (1), the conveying pump (3) is connected with the spray head (16) pipeline.

3. A spraying device for flue gas desulfurization of a boiler according to claim 1, characterized in that: The supporting leg (4) is welded on the spray device shell (1), the air outlet pipe (5) penetrates the spray device shell (1), the limiting plate (7) is welded on the filter plate (9), the filter plate (9) is slidingly connected in the groove formed on the surface of the spray device shell (1), the filter hole formed on the surface of the filter plate (9) has a size customized according to the user's demand.

4. A spraying device for flue gas desulfurization of a boiler according to claim 1, characterized in that: The sealing ring (8) is made of rubber material, the length and width of the sealing ring (8) are equal to the length and width of the groove formed on the front of the spray device shell (1), the material used for the filter core (10) includes but is not limited to activated carbon, nanofiber and POD fiber, the length and width of the cover plate (11) are equal to the length and width of the filter plate (9).

5. A spraying device for flue gas desulfurization of a boiler according to claim 1, characterized in that: The lead screw (13) is fixed on the spray device shell (1) by bolts, the connecting rod (14) is fixed on the lead screw (13) by bolts, the connecting rod (14) is provided with a plurality of equidistantly arranged.

6. A spraying device for flue gas desulfurization of a boiler according to claim 1, characterized in that: The supporting arm (15) is rotatably connected on the connecting rod (14), the supporting arm (15) is correspondingly arranged with the connecting rod (14), the spray head (16) is fixed on the supporting arm (15) by bolts, the spray head (16) adopts an atomizing spray head.

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