CN211245976U - A kind of desulfurization and denitrification dust collector - Google Patents

Abstract

The utility model discloses a desulfurization and denitration dust collector, which comprises a box body, an air inlet pipe is inserted into the bottom of an outer wall of one side of the box body, and an air outlet pipe is inserted into the top outer wall of the box body, and the bottom outer wall of the box body is inserted into an air outlet pipe. A sewage pipe is inserted, and the bottom of the inner wall of the box body is provided with a filter funnel, the inner walls of both sides of the box body are provided with the same mounting rod, and the top of the mounting rod is provided with a driving motor, and the output shaft of the driving motor is provided. There is a rotating rod, and both sides of the rotating rod are connected with water outlet pipes through connecting rods, the bottom outer walls of the two water outlet pipes are provided with cleaning brushes, and both sides of the bottom outer walls of the two water outlet pipes are provided with water outlet holes , an extension tube is inserted into the bottom outer wall of the filter funnel. The utility model can effectively prevent the dust from blocking the filter funnel, and the sprayed water droplets can flush the dust in the flue gas again to ensure good dust removal effect, and can effectively prevent the flue gas from directly entering the top of the box from the extension pipe.

Description

A kind of desulfurization and denitrification dust collector

technical field

The utility model relates to the technical field of dust collectors, in particular to a desulfurization and denitration dust collector.

Background technique

Desulfurization, denitrification and dust removal technology is a selective non-catalytic reduction denitration technology. This technology uses NH3, urea and other reducing agents to spray into the area where the temperature is 850 to 1100 °C in the furnace. The NOX is selectively reacted, and the NOX is reduced to nitrogen and water. The method uses the furnace as the reactor, and the process is simple and the operation is convenient.

After searching, the Chinese patent application number CN201721681457.9 discloses a desulfurization and denitrification dust collector, which includes a denitration chamber and a desulfurization chamber. A cylindrical filter element is installed in the denitration chamber, and a filter element shell is fixedly connected to the outside of the filter element. The left side of the denitration chamber is detachably connected with an intake pipe, the intake pipe runs through the denitration chamber, the intake pipe is fixedly connected with the upper end of the filter element, and the lower end of the denitration chamber is connected with the lower end of the desulfurization chamber through a connecting pipe. The desulfurization and denitrification dust collector in the above-mentioned patent has the following shortcomings: when the flue gas is dedusted, there is a problem of poor dedusting effect.

Utility model content

The purpose of the utility model is to propose a desulfurization and denitration dust collector in order to solve the shortcomings existing in the prior art.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A desulfurization and denitrification dust collector includes a box body, an air inlet pipe is inserted into the bottom of an outer wall of one side of the box body, an air outlet pipe is inserted into the top outer wall of the box body, and a sewage discharge pipe is inserted into the bottom outer wall of the box body , and the bottom of the inner wall of the box body is provided with a filter funnel, the inner walls on both sides of the box body are provided with the same mounting rod, and the top of the mounting rod is provided with a driving motor, and the output shaft of the driving motor is provided with a rotating rod, The two sides of the rotating rod are connected with water outlet pipes through connecting rods, the bottom outer walls of the two water outlet pipes are provided with cleaning brushes, and both sides of the bottom outer walls of the two water outlet pipes are provided with water outlet holes.

As a further solution of the present invention, an extension pipe is inserted into the outer wall of the bottom of the filter funnel, and the bottom of the outer circumferential wall of the extension pipe is provided with mounting wings.

As a further solution of the present invention, the two sides of the bottom of the mounting wing are connected with the same movable plug through a spring.

As a further solution of the present invention, a filter screen plate is connected to the top of the circumferential inner wall of the box body through a spring, and a vibration motor is arranged on the top of the filter screen plate.

As a further solution of the present invention, the top of the circumferential inner wall of the box body is provided with a net cage, and the inside of the cage is provided with activated carbon particles.

As a further solution of the present invention, the bottom of the filter screen plate is provided with evenly distributed extension wings.

The beneficial effects of the present utility model are:

1. By setting the filter funnel, drive motor, cleaning brush and water outlet pipe, the flue gas enters the box through the intake pipe, and the filter funnel filters and removes dust from the flue gas. At the same time, the driving motor drives the rotating rod and the water outlet pipe to rotate, and the cleaning brush cleans the filter funnel. The inner wall of the filter is brushed, and at the same time, clean water is injected into the water outlet pipe, and the water flow is sprayed from the water outlet to rinse and clean the filter funnel after brushing, which can effectively prevent the dust from blocking the filter funnel, and the sprayed water droplets on the dust in the flue gas. Rinse again to ensure good dust removal effect;

2. By setting the extension pipe and the movable plug, the dust washed by the inner wall of the filter funnel slides into the extension pipe to avoid the accumulation of dust in the filter funnel. When the weight of sewage accumulated in the extension pipe is large, the gravity of the sewage will press the movable plug downward. , the sewage in the extension pipe flows to the bottom inner wall of the box through its bottom opening. When the sewage in the extension pipe is discharged, the spring pulls the movable plug upward and blocks the bottom opening of the extension pipe, effectively preventing the flue gas from directly entering the box from the extension pipe. the top of;

3. By setting the filter screen plate, the extension wing and the vibration motor, the filter screen plate filters the water vapor in the flue gas after dust removal, and the vibration motor drives the filter screen plate to vibrate and shake the water droplets condensed on the filter screen plate. falling, and the extension wing increases the contact area between the smoke and the extension wing, and improves the effect of filtering water vapor in the smoke.

Description of drawings

Fig. 1 is the structural representation of a kind of desulfurization and denitration dust collector proposed in Example 1;

2 is a schematic structural diagram of a mounting rod and a water outlet pipe of a desulfurization and denitrification dust collector proposed in Example 1;

FIG. 3 is a cross-sectional view of the overall side structure of a desulfurization and denitration dust collector proposed in Example 2. FIG.

In the picture: 1 box, 2 cage, 3 filter screen, 4 installation rod, 5 cleaning brush, 6 rotating rod, 7 intake pipe, 8 extension pipe, 9 installation wing, 10 sewage pipe, 11 movable plug, 12 extension Wing, 13 filter funnel, 14 water outlet pipe, 15 drive motor, 16 vibration motor, 17 air outlet pipe.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present patent, but should not be construed as a limitation on the present patent.

In the description of this patent, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", The orientation or positional relationship indicated by "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present patent and simplifying the description, rather than indicating or implying The device or element referred to must have, be constructed, and operate in a particular orientation and is not to be construed as a limitation of this patent.

In the description of this patent, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected" and "arranged" should be understood in a broad sense. , it can also be detachably connected and set, or integrally connected and set. For those of ordinary skill in the art, the specific meanings of the above terms in this patent can be understood according to specific situations.

Example 1

Referring to Figure 1-2, a desulfurization and denitrification dust collector includes a box body 1, an air intake pipe 7 is inserted into the bottom of one side outer wall of the box body 1, and an air outlet pipe 17 is inserted into the top outer wall of the box body 1. The box body 1 The bottom outer wall of the box body 1 is plugged with a sewage pipe 10, and the bottom of the inner wall of the box body 1 is connected with a filter funnel 13 through fastening bolts, and the inner walls on both sides of the box body 1 are connected with the same installation rod 4 through fastening bolts, and the installation rod The top of 4 is connected with a driving motor 15 through fastening bolts, the output shaft of the driving motor 15 is connected with a rotating rod 6 through tightening bolts, and both sides of the rotating rod 6 are connected with a water outlet pipe 14 through a connecting rod, and two water outlet pipes are connected. The bottom outer wall of 14 is connected with cleaning brush 5 by fastening bolts, and both sides of the bottom outer wall of the two water outlet pipes 14 are provided with water outlet holes. Filtration and dust removal are carried out, while the driving motor 15 drives the rotating rod 6 and the water outlet pipe 14 to rotate, the cleaning brush 5 brushes the inner wall of the filter funnel 13, and at the same time, clean water is injected into the water outlet pipe 14, and the water is sprayed from the water outlet. The filter funnel 13 is rinsed and cleaned, which can effectively prevent the dust from blocking the filter funnel 13, and the sprayed water droplets can wash the dust in the flue gas again, so as to ensure a good dust removal effect.

The extension tube 8 is inserted into the bottom outer wall of the filter funnel 13 , and the mounting wings 9 are connected to the bottom of the circumferential outer wall of the extension tube 8 by fastening bolts.

Among them, the two sides of the bottom of the mounting wing 9 are connected with the same movable plug 11 through springs, and the dust washed by the inner wall of the filter funnel 13 slides down into the extension pipe 8 to prevent dust from accumulating in the filter funnel 13. When the accumulated dust in the extension pipe 8 When the weight of the sewage is large, the gravity of the sewage pushes the movable plug 11 downward, and the sewage in the extension pipe 8 flows to the bottom inner wall of the box 1 through the bottom opening. When the sewage in the extension pipe 8 is discharged, the spring pulls the movable plug upward. 11 and block the bottom opening of the extension pipe 8 to effectively prevent the flue gas from directly entering the top of the box 1 from the extension pipe 8 .

Among them, the top of the inner circumferential wall of the box body 1 is connected with a filter screen plate 3 through a spring, and the top of the filter screen plate 3 is connected with a vibration motor 16 through fastening bolts. Filtration, while the vibration motor 16 drives the filter screen plate 3 to vibrate and shake off the water droplets condensed on the filter screen plate 3 .

The top of the inner circumferential wall of the box body 1 is connected with a cage 2 by fastening bolts, and activated carbon particles are arranged inside the cage 2. After dust removal, the flue gas enters the cage 2, and the activated carbon particles adsorb and filter the flue gas.

Working principle: the flue gas enters the box 1 through the intake pipe 7, the filter funnel 13 filters and removes the flue gas, and the driving motor 15 drives the rotating rod 6 and the water outlet pipe 14 to rotate, and the cleaning brush 5 brushes the inner wall of the filter funnel 13. At the same time, clean water is injected into the water outlet pipe 14, and the water flow is sprayed from the water outlet hole to wash and wash the filter funnel 13 after brushing, which can effectively prevent the dust from blocking the filter funnel 13, and the sprayed water droplets can affect the dust in the flue gas. Rinse again to ensure a good dust removal effect. The dust washed by the inner wall of the filter funnel 13 slides down into the extension pipe 8 to avoid dust accumulation in the filter funnel 13. When the weight of the sewage accumulated in the extension pipe 8 is large, the gravity of the sewage will be reduced. The movable plug 11 is pressed down, and the sewage in the extension pipe 8 flows to the bottom inner wall of the box 1 through the bottom opening. When the sewage in the extension pipe 8 is discharged, the spring pulls the movable plug 11 upward and blocks the bottom opening of the extension pipe 8 , effectively preventing the flue gas from directly entering the top of the inside of the box 1 from the extension pipe 8, the filter screen 3 filters the water vapor in the flue gas after dust removal, and the vibration motor 16 drives the filter screen plate 3 to vibrate and condense on the filter screen. The water droplets on the screen plate 3 shake off, and the flue gas after dust removal enters the cage 2, and the activated carbon particles adsorb and filter the flue gas.

Example 2

Referring to FIG. 3 , a desulfurization and denitration dust collector, in this embodiment, compared with Embodiment 1, the bottom of the filter screen plate 3 is connected with evenly distributed extension wings 12 through fastening bolts.

Working principle: The extension wing 12 increases the contact area between the smoke and the extension wing 12, and improves the effect of filtering water vapor in the smoke.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A desulfurization and denitrification dust remover comprises a box body (1) and is characterized in that an air inlet pipe (7) is inserted at the bottom of the outer wall of one side of the box body (1), an air outlet pipe (17) is inserted on the outer wall of the top of the box body (1), a sewage discharge pipe (10) is inserted on the outer wall of the bottom of the box body (1), and the bottom of the circumferential inner wall of the box body (1) is provided with a filter funnel (13), the inner walls of the two sides of the box body (1) are provided with the same mounting rod (4), and the top of the mounting rod (4) is provided with a driving motor (15), the output shaft of the driving motor (15) is provided with a rotating rod (6), and the both sides of dwang (6) all are connected with outlet pipe (14), two through the connecting rod the bottom outer wall of outlet pipe (14) all is equipped with cleaning brush (5), and the apopore has all been seted up to the both sides of two outlet pipe (14) bottom outer walls.

2. The desulfurization and denitrification dust collector as claimed in claim 1, wherein the outer wall of the bottom of the filter funnel (13) is inserted with an extension pipe (8), and the bottom of the circumferential outer wall of the extension pipe (8) is provided with a mounting wing (9).

3. The desulfurization and denitrification dust collector as claimed in claim 2, wherein the same movable plugs (11) are connected to both sides of the bottom of the mounting wing (9) through springs.

4. The desulfurization and denitrification dust remover as claimed in any one of claims 1-3, wherein the top of the circumferential inner wall of the box body (1) is connected with a filter screen plate (3) through a spring, and the top of the filter screen plate (3) is provided with a vibration motor (16).

5. The desulfurization and denitrification dust remover according to claim 4, wherein the top of the circumferential inner wall of the box body (1) is provided with the net cage (2), and the inside of the net cage (2) is provided with activated carbon particles.

6. A SOx/NOx dust collector as claimed in claim 5, wherein the bottom of the filter screen (3) is provided with evenly distributed extending wings (12).

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