CN210441237U

CN210441237U - Boiler flue gas treatment device

Info

Publication number: CN210441237U
Application number: CN201920441621.1U
Authority: CN
Inventors: 胡良; 梁琳娜; 邵彤蕊; 蔡衡; 孙笑笑; 颜佳续
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-05-01
Anticipated expiration: 2029-04-02

Abstract

The utility model discloses a boiler flue gas processing apparatus, its characterized in that: comprises a boiler, a heat exchange water tank, a cyclone separator, a dust remover and a treatment tank; the utility model discloses a cyclone separator, including boiler, smoke vent, heat exchange water tank, treatment case, cyclone separator, fixed mounting, flocculating agent chamber, the exhaust port has been seted up to the boiler upside, and has cup jointed flue gas passageway in the exhaust port, the exhaust port passes through flue gas passageway and connects heat exchange water tank, and the other end that flue gas passageway kept away from the exhaust port runs through treatment case side and fixed mounting in handling the incasement chamber, handle case side and connect the flocculating agent chamber through communicating pipe, and flange joint has a control valve on communicating pipe, cyclone separator passes through flue gas passageway with heat exchange water tank and. The utility model discloses the high temperature flue gas that produces after burning the boiler is handled the back and is discharged, has equipment structure simple, and the cost is low, the operation is reliable and stable, reduce fume emission, energy resource consumption is few and the advantage that the dust removal desulfurization is efficient.

Description

Boiler flue gas treatment device

Technical Field

The utility model relates to a flue gas processing apparatus technical field especially relates to boiler flue gas processing apparatus.

Background

The flue gas treatment equipment is used for effectively treating toxic and harmful substances contained in flue gas to below a specified concentration and avoiding the adverse phenomena of corrosion or blockage of the equipment, and generally, the flue gas treatment equipment applied to a waste incineration plant is divided into two major types, namely dust removal equipment and acid gas removal equipment. Now, along with the improvement that people required daytime to the environment, most of waste incineration plants have increased active carbon adsorption heavy metal equipment again in flue gas treatment process, flue gas treatment equipment mainly includes packed tower, plate tower, empty tower sprays, the absorption tower, absorption medium transmission pipe network, chimney and flue etc. to packed tower, plate tower, empty tower spray and exist the gas-liquid contact inadequately with the liquid film absorber, the condition that can't do all can to PM2.5 following granule absorption to and the power wave scrubber can't adapt to the hand-fired boiler, the circumstances such as novel energy boiler use cost height, the utility model provides a boiler flue gas processing apparatus is used for solving the problem that prior art exists.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a boiler flue gas processing apparatus, discharge after handling the high temperature flue gas that produces after the boiler burning, have equipment structure simple, the cost is low, the operation is reliable and stable, reduce fume emission, energy resource consumption is few and the advantage that the dust removal desulfurization is efficient.

The boiler flue gas treatment device according to the embodiment of the utility model comprises a boiler, a heat exchange water tank, a cyclone separator, a dust remover and a treatment box;

the cyclone separator is connected with the heat exchange water tank through the flue gas channel, and the dust remover is connected with the cyclone separator through the flue gas channel;

handle the case and include solution chamber and filter chamber, and fixed mounting has the baffle between solution chamber and the filter chamber, the solution chamber passes through the inside of shower intercommunication filter chamber, and is located the shower upper flange who handles the case outside and has a third control valve, shower below fixed mounting has third filter layer, second filter layer and first filter layer in proper order.

In some embodiments of the utility model, the filter chamber is kept away from the opposite side bottom side in flocculating agent chamber and has been seted up the blow off pipe, and flange joint has the second control valve on the blow off pipe.

In other embodiments of the present invention, the shower pipe is downwardly fixedly installed with a shower head.

In other embodiments of the present invention, a condenser is fixedly installed in the heat exchange water tank.

In other embodiments of the present invention, the first filter layer is filled with sand, the second filter layer is filled with a sponge layer, and the third filter layer is filled with a bamboo charcoal mesh layer.

The utility model provides a beneficial effect is: the flue gas enters the flue gas channel through the smoke outlet and then enters the heat exchange water tank, so that the high-temperature flue gas is cooled, most of dust and particles in the flue gas are removed by the cyclone separator, the dust in the flue gas is further removed by the dust remover, finally the dust enters the lower part of the inner cavity of the solution cavity, is dissolved in liquid and is continuously filled into the solution cavity along with the flue gas, open the third control valve, the shower head sprays down, and through gravel layer, sponge layer and bamboo charcoal stratum reticulare filtration absorption in proper order, fill the flocculating agent to the filtration circulation intracavity at last, make the sewage that has the flue gas deposit get off through the blow off pipe discharge, the utility model discloses the high temperature flue gas that produces after burning the boiler discharges after handling, has equipment structure simply, and the cost is low, the operation is reliable and stable, reduce fume emission, energy resource consumption is few and the advantage that the dust removal desulfurization is efficient.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a boiler flue gas treatment device according to the present invention;

fig. 2 is a schematic structural view of a treatment box in the boiler flue gas treatment device provided by the utility model.

In the figure: 1-boiler, 2-smoke outlet, 3-heat exchange water tank, 4-smoke channel, 5-condenser, 6-cyclone separator, 7-dust remover, 8-flocculating agent cavity, 9-treatment box, 10-solution cavity, 11-filtering cavity, 12-first filtering layer, 13-first control valve, 14-communicating pipe, 15-blow-off pipe, 16-second control valve, 17-spraying pipe, 18-third control valve, 19-third filtering layer, 20-second filtering layer, 21-spraying head and 22-clapboard.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the flue gas treatment device of a boiler 1 comprises a boiler 1, a heat exchange water tank 3, a cyclone separator 6, a dust remover 7 and a treatment tank 9;

an exhaust port 2 is formed in the upper side of the boiler 1, a flue gas channel 4 is sleeved in the exhaust port 2, the exhaust port 2 is connected with a heat exchange water tank 3 through the flue gas channel 4, the heat exchange water tank 3 can be made of enamel materials, the other end, far away from the exhaust port 2, of the flue gas channel 4 penetrates through the side face of a treatment tank 9 and is fixedly installed in the inner cavity of the treatment tank 9, the side face of the treatment tank 9 is connected with a flocculating agent cavity 8 through a communicating pipe 14, a first control valve 13 is connected to the upper flange of the communicating pipe 14, a cyclone separator 6 is connected with the heat exchange water tank 3 through the flue gas channel 4, and a dust;

the treatment box 9 comprises a solution cavity 10 and a filter cavity 11, a solution is placed in the solution cavity 10, the solution comprises water, ammonia water or other alkali liquor, the device only plays a role of dust removal when the liquid in the solution cavity 10 is water, a partition plate 22 is fixedly installed between the solution cavity 10 and the filter cavity 11, the solution cavity is communicated with the inside of the filter cavity 11 through a spray pipe 17, a third control valve 18 is connected to the spray pipe 17 on the outer side of the treatment box 9 in a flange mode, and a third filter layer 19, a second filter layer 20 and a first filter layer 12 are sequentially and fixedly installed below the spray pipe 17.

The filter chamber 11 is far away from the drain pipe 15 has been seted up to the opposite side bottom side of flocculating agent chamber 8, and flange joint has second control valve 16 on the drain pipe 15, shower 17 down fixed mounting shower 21, and fixed mounting has condenser 5 in the heat exchange water tank 3, and first filter layer 12 intussuseption is filled with the grit, and second filter layer 20 intussuseption is filled with the sponge layer, and third filter layer 19 intussuseption is filled with the bamboo charcoal stratum reticulare.

The working principle is as follows: the flue gas enters a flue gas channel 4 through a smoke outlet 2 and then enters a heat exchange water tank 3, so that the high-temperature flue gas is cooled, most of dust and particles in the flue gas are removed by the cyclone separator 6, the dust in the flue gas is further removed by the dust remover 7, finally the dust enters the lower part of the inner cavity of the solution cavity 10 and is dissolved in liquid, the liquid is continuously filled into the solution cavity 10 along with the flue gas, open third control valve 18, shower head 21 sprays down, and through gravel layer, sponge layer and bamboo charcoal stratum reticulare filtration absorption in proper order, fill the flocculating agent to the filtration circulation intracavity at last, make the sewage that has the flue gas deposit get off through blow off pipe 15 discharges, the utility model discloses the high temperature flue gas that produces after burning boiler 1 discharges after handling, has equipment structure simply, and the cost is low, the operation is reliable and stable, reduce fume emission, energy resource consumption is few and the efficient advantage of dust removal desulfurization.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A boiler flue gas treatment device, characterized in that: it comprises a boiler, a hot water exchange tank, a cyclone separator, a dust collector and a treatment box;

The upper side of the boiler is provided with a smoke exhaust port, and the smoke exhaust port is sleeved with a flue gas channel, the smoke exhaust port is connected to the hot water tank through the flue gas channel, and the other end of the flue gas channel away from the smoke exhaust port runs through the treatment box The side surface is fixedly installed in the inner cavity of the treatment box. The side of the treatment box is connected to the flocculant cavity through a communication pipe, and the upper flange of the communication pipe is connected with a first control valve. The cyclone separator and the hot water exchange tank pass through the flue gas channel. connection, the dust collector and the cyclone separator are connected through the flue gas channel;

The treatment box includes a solution cavity and a filter cavity, and a partition plate is fixedly installed between the solution cavity and the filter cavity, the solution cavity is communicated with the inside of the filter cavity through a spray pipe, and is located on the spray pipe outside the treatment box. A third control valve is connected to the flange, and a third filter layer, a second filter layer and a first filter layer are fixedly installed in sequence below the spray pipe.

2 . The boiler flue gas treatment device according to claim 1 , wherein the bottom side of the other side of the filter chamber away from the flocculant chamber is provided with a sewage pipe, and the upper flange of the sewage pipe is connected with a second control valve. 3 . .

3 . The boiler flue gas treatment device according to claim 1 , wherein a spray head is fixed downwardly on the spray pipe. 4 .

4 . The boiler flue gas treatment device according to claim 1 , wherein a condenser is fixedly installed in the hot water exchange tank. 5 .

5 . The boiler flue gas treatment device according to claim 1 , wherein the first filter layer is filled with sand and gravel, the second filter layer is filled with a sponge layer, and the third filter layer is filled with sand and gravel. 6 . Filled with a bamboo charcoal mesh layer.