CN209848589U - A new type of wet dust removal equipment - Google Patents

Abstract

The utility model discloses a novel wet dust removal equipment, comprising a labyrinth dust settling box, an induced draft fan, a spray dust collector, a water pump and a dust settling pool. The dust settling box air outlet of the labyrinth dust settling box is connected with the fan air inlet of the induced draft fan, the fan air outlet of the induced draft fan is connected with the dust collector air inlet of the spray dust collector, a dust separation plate is arranged in the labyrinth dust settling box, a dust separation net is arranged at the through hole position of the dust separation plate, the position of each dust separation net is staggered, a sewage outlet leading to the dust settling pool is arranged at the bottom of the spray dust collector, a dust collector exhaust port is arranged at the top of the spray dust collector, a swirl plate and a nozzle pipe rack are arranged inside the spray dust collector, a nozzle is arranged on the nozzle pipe rack, a water inlet of the nozzle pipe rack is connected with the water pump through a water inlet pipe, and a water suction port of the water pump extends into the dust settling pool through a water suction pipe. The utility model has reasonable structural design, high dust removal efficiency, good dust removal effect, adopts circulating spraying, has low water consumption, and can deeply purify and treat the exhaust gas.

Description

A new type of wet dust removal equipment

technical field

The utility model relates to the technical field of dust removal equipment, in particular to a novel wet dust removal equipment.

Background technique

Wet dust collector is commonly known as "mist remover". It makes dusty gas (that is, exhaust gas) and liquid (generally water) in close contact, and uses the inertial collision of water droplets and particles or the full mixing of water and dust and other functions to capture dust. A device that collects particles or increases particles or stays in a fixed container to achieve the separation effect of water and dust, and is an ideal device for controlling air dust pollution. However, the existing wet dust collector has a large water consumption, and the purification and dust removal effect and dust removal efficiency still need to be improved.

Utility model content

The purpose of this utility model is to overcome the above-mentioned defects in the prior art and provide a new type of wet dust removal equipment.

In order to achieve the above purpose, the utility model provides a new type of wet dust removal equipment, including a labyrinth dust drop box, an induced draft fan, a spray dust collector, a water pump and a dust drop pool, and one end of the labyrinth dust drop box is provided with a dust drop box Air inlet, the other end of the labyrinth dust drop box is provided with a dust drop box air outlet, and the dust drop box air outlet of the labyrinth dust drop box is connected with the fan inlet of the induced draft fan through a trachea, and the induced draft fan The air outlet of the blower is connected to the dust collector inlet of the spray dust collector through another air pipe. The inside of the labyrinth dust drop box is provided with several longitudinally arranged dust shields, and the through hole position of each dust shield There are dust-proof nets at all places, and the positions of each dust-proof net are staggered from each other. The bottom of the spray dust collector is provided with a sewage outlet leading to the dust precipitation pool, and the top of the spray dust collector is provided with a dust collector drain. Air port, the interior of the spray dust collector is provided with several swirl plates and several nozzle pipe racks, the nozzle pipe racks are located above each swirl plate, and each nozzle pipe rack is respectively equipped with several The water inlet of each nozzle pipe frame is connected to the water outlet of the water pump through the water inlet pipe respectively, and the water suction port of the water pump is stretched into the inside of the dust precipitation pool through the water suction pipe.

As a preferred embodiment, the swirl plate includes a circular fixed outer ring, a central connecting portion, and several spirally designed blades, all blades are obliquely connected between the fixed outer ring and the central connecting portion, and all blades surround the Evenly distributed around the center connection.

As a preferred embodiment, the nozzle pipe rack is composed of several water pipes arranged in the shape of a harpoon.

As a preferred embodiment, the dust-proof net is set as a cloth net or a metal net that can be cleaned.

As a preferred embodiment, the top of the labyrinth dust drop box is provided with a box door that can be opened or closed.

As a preferred embodiment, the power of the induced draft fan is set to 7.5KW.

As a preferred embodiment, the inside of the dust drop pool is provided with a metal filter slag net, thereby separating the dust drop pool into an unfiltered first pool area and a filtered second pool area, and the suction pipe extends into the second pool area. Two pool areas.

As a preferred embodiment, a first sampling port is provided on the air pipe between the dust drop box air outlet of the labyrinth dust drop box and the fan inlet of the induced draft fan, and the top of the spray dust collector is close to the exhaust of the dust collector. A second sampling port is provided at the position of the gas port.

Compared with the prior art, the utility model has the beneficial effects of:

The labyrinth dust drop box of the utility model can perform primary purification treatment on the incoming waste gas, and the spray dust collector can carry out secondary purification treatment on the incoming waste gas, so that the harmful substances carried on the waste gas can be wetted down to achieve a good dust removal effect , The utility model has a reasonable structural design, high dust removal efficiency, adopts a circulating spray device, has small water consumption, and can carry out deep purification and treatment of exhaust gas.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present utility model. Those skilled in the art can also obtain other drawings based on these drawings without any creative work.

Fig. 1 is the structural representation of the novel wet dedusting equipment provided by the utility model;

Fig. 2 is a structural schematic view of the swirl plate and the nozzle pipe frame provided by the utility model.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1, the embodiment of the utility model provides a new type of wet dust removal equipment, including a labyrinth dust drop box 1, an induced draft fan 2, a spray dust collector 3, a water pump 4, and a dust drop pool 5. The figure illustrates in detail the components of this embodiment.

One end of the maze dust drop box 1 is provided with a dust drop box air inlet 6, and the other end of the maze dust drop box 1 is provided with a dust drop box air outlet 7, and the inside of the labyrinth dust drop box 1 is provided with several vertically arranged dust-proof Plate 9, the through-hole position of every dust-proof board 9 is all provided with dust-proof net 10, and the position of every dust-proof net 10 is mutually staggered, makes waste gas be better blocked by dust-proof board 9, is conducive to dedusting. In this embodiment, the dust-proof net 10 can preferably be set as a cloth net that can be cleaned. There are several micropores on the cloth net, and the diameter of the micropores can be 0.25-20 microns. Of course, in other embodiments, A metal mesh can be used, and the diameter of the micropores can be increased or decreased according to actual needs, which is not limited to this embodiment.

Wherein, the top of the labyrinth dust drop box 1 can also be provided with a box body door 19 that can be opened or closed. After opening the box body door 19, the operator can extract the dust shield 9 to clean, or clean up the dust in the labyrinth dust drop box 1. Dust and repair the inner parts of the labyrinth drop box 1.

The bottom of the spray dust collector 3 is provided with a sewage outlet 11 leading to the dust precipitation pool 5, the top of the spray dust collector 3 is provided with a dust collector exhaust port 12, and the interior of the spray dust collector 3 is provided with several swirl plates 13 and several nozzle pipe racks 14, the nozzle pipe rack 14 is located above each swirl plate 13, and each nozzle pipe rack 14 is respectively provided with several nozzles 16, and the water inlet of each nozzle pipe rack 14 passes through the water inlet respectively. The water pipe 17 is connected with the water outlet of the water pump 4 positioned at the outside of the spray dust collector 3, and the water intake of the water pump 4 stretches into the inside of the dust sink 5 through the water pipe 18, and the water pump 4 can circulate water.

As shown in Figure 2, the swirl plate 13 includes a circular fixed outer ring 131, a columnar central connection portion 132 and several spirally designed blades 133, and all the blades 133 are obliquely connected between the fixed outer ring 131 and the central connection portion. 132 , all the blades 133 are evenly distributed around the central connecting portion 132 , and the swirl plate 13 as a whole is roughly in the shape of a fan impeller or a windmill impeller. When working, the swirl plate 13 is fixed, and the gas will produce rotation and centrifugal motion when passing through the blades, and the liquid sprayed from the nozzle 16 can spray to each blade and fully contact with the gas. Under the action of rotation and centrifugal, The mixture of gas and liquid is thrown towards the inner wall of the spray dust collector 3, and finally falls and flows out.

In this embodiment, the nozzle pipe rack 14 may be composed of several water pipes arranged in the shape of a harpoon.

Preferably, the power of the induced draft fan 2 can preferably be set to 7.5KW. Of course, other high-power induced draft fans can also be used according to actual conditions.

In order to prevent the waste residue in the dust drop pool 5 from clogging the water pipes and nozzles, the inside of the dust drop pool 5 can be provided with a metal filter slag net 20, thereby separating the dust drop pool 5 into an unfiltered first pool area and a filtered second pool Area, and the suction pipe 18 that is connected with water pump 4 can stretch into the second pool area.

During installation, the dust drop box air outlet 7 of the labyrinth dust drop box 1 can be connected with the fan air inlet of the induced draft fan 2 through a trachea, and the fan air outlet of the induced draft fan 2 can be connected with the dedusting of the spray dust collector 3 through another trachea The air inlet 8 of the device is connected.

Preferably, in order to facilitate sampling, the air pipe between the dust drop box air outlet 7 of the labyrinth dust drop box 1 and the fan inlet of the induced draft fan 2 can be provided with a first sampling port 21, and the top of the spray dust collector 3 A second sampling port 22 may be provided near the exhaust port 12 of the dust collector. When sampling, the sampling port needs to be opened.

When working, under the action of the induced draft fan, the exhaust gas carrying harmful substances such as dust and fine particles will enter from the air inlet of the dust drop box in the labyrinth dust drop box. At the same time, the exhaust gas can only pass through the dust-proof net on each dust-proof board. The dust-proof net can filter the passing waste gas to realize the initial purification. Afterwards, the exhaust gas after the initial purification will enter the spray dust collector for spray dust removal. The device can carry out secondary purification treatment on the incoming exhaust gas, so that the wet water of harmful substances carried on the exhaust gas will fall down and flow out to the dust precipitation pool, while the completely purified gas will be discharged from the exhaust port of the dust collector.

To sum up, the utility model has reasonable structural design, high dust removal efficiency, and good dust removal effect. It adopts a circulating spraying device, has low water consumption, and can carry out deep purification and treatment of exhaust gas.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (8)

1. A novel wet dedusting equipment, characterized in that: comprise a labyrinth dust drop box, induced draft fan, spray dust collector, water pump and dust drop pool, one end of said labyrinth dust drop box is provided with a dust drop box air inlet, The other end of the said labyrinth dust drop box is provided with a dust drop box air outlet, and the dust drop box air outlet of the said labyrinth dust drop box is connected with the fan inlet of the induced draft fan through a trachea, and the fan air outlet of the induced draft fan is Through another air pipe, it is connected to the dust collector inlet of the spray dust collector. The inside of the labyrinth dust drop box is provided with a number of longitudinally arranged dust shields, and each dust shield is equipped with a Dust-proof nets, the positions of each dust-proof net are staggered from each other, the bottom of the spray dust collector is provided with a sewage outlet leading to the dust precipitation pool, and the top of the spray dust collector is provided with a dust collector exhaust port, so The inside of the spray dust collector is provided with several swirl plates and several nozzle pipe racks, the nozzle pipe racks are located above each swirl plate, and each nozzle pipe rack is respectively provided with several nozzles, each The water inlets of the nozzle pipe racks are respectively connected to the water outlets of the water pumps through the water inlet pipes, and the water suction ports of the water pumps extend into the inside of the dust precipitation pool through the water suction pipes. 2. A new type of wet dust removal equipment according to claim 1, characterized in that: the swirl plate includes a circular fixed outer ring, a central connection part and several blades of spiral design, and all the blades are connected obliquely Between the fixed outer ring and the central connection, all blades are evenly distributed around the central connection. 3. A new type of wet dedusting equipment according to claim 1, characterized in that: the nozzle pipe rack is composed of several water pipes arranged in the shape of a harpoon. 4. A new type of wet dust removal equipment according to claim 1, characterized in that: the dust-proof net is set as a cloth net or a metal net that can be cleaned. 5. A new type of wet dust removal equipment according to claim 1, characterized in that: the top of the labyrinth dust drop box is provided with a box door that can be opened or closed. 6. A new type of wet dust removal equipment according to claim 1, characterized in that: the power of the induced draft fan is set to 7.5KW. 7. A new type of wet dedusting equipment according to claim 1, characterized in that: the inside of the dust drop pool is provided with a metal filter slag net, thereby separating the dust drop pool into an unfiltered first pool area and a filtered area. The second pool area, the water pumping pipe stretches into the second pool area. 8. A new type of wet dedusting equipment according to claim 1, characterized in that: the air pipe between the dust drop box air outlet of the labyrinth dust drop box and the fan inlet of the induced draft fan is provided with a first sampler. A second sampling port is provided at the top of the spray dust collector near the exhaust port of the dust collector.