CN219050803U - A boiler exhaust gas treatment device - Google Patents

Abstract

The utility model provides a boiler waste gas treatment device, which relates to the technical field of boiler waste gas treatment devices and comprises a box body, wherein an air inlet pipe is fixedly connected to the inner surface of the box body, a heat absorption box is fixedly connected to the outer surface of one side of the air inlet pipe, a water feeding pipe is slidably connected to the upper surface of the heat absorption box, a heat absorption pipe is fixedly connected to the lower surface of the water feeding pipe, an air inlet pipe is fixedly connected to the outer surface of one side of the heat absorption box, a second filter plate is arranged on the inner surface of the air inlet pipe, a water discharging pipe is fixedly connected to the lower surface of the heat absorption pipe, and the outer surface of the water discharging pipe is slidably connected with the lower surface of the heat absorption box. According to the utility model, through the arrangement of the heat absorption box, the water feeding pipe, the heat absorption pipe and the water discharging pipe, the effect of recovering waste heat of waste gas is achieved, a great amount of heat energy is avoided, and then through the arrangement of the second filter plate, the effect of filtering residues in the waste gas is achieved, and the device has a simple structure and achieves the effect of recovering resources.

Description

A boiler exhaust gas treatment device

technical field

The utility model relates to the technical field of boiler waste gas treatment devices, in particular to a boiler waste gas treatment device.

Background technique

The boiler is a kind of energy conversion equipment. The energy input to the boiler includes chemical energy and electric energy in the fuel, and the boiler outputs steam, high-temperature water or organic heat carrier with a certain amount of heat energy. When the boiler performs energy conversion, waste gas will be generated, which involves Boiler exhaust gas treatment device.

Since the boiler exhaust gas is mostly discharged from the boilers of some high-temperature factories, the temperature of the exhaust gas is extremely high when it is discharged, and the existing exhaust gas treatment device can only purify and filter the exhaust gas, but it is difficult to treat the boiler exhaust gas. The heat is recovered, so a lot of heat energy is wasted, so a boiler exhaust gas treatment device is proposed to improve and optimize.

Utility model content

The purpose of this utility model is to solve the problem that the existing waste gas treatment device in the prior art can only purify and filter the waste gas and is difficult to recover the heat of the boiler waste gas, thus wasting a lot of heat energy. A boiler exhaust gas treatment device.

In order to achieve the above object, the utility model adopts the following technical scheme: a boiler exhaust gas treatment device, including a box body, the inner surface of the box body is fixedly connected with an air inlet pipe, and the outer surface of one side of the air inlet pipe is fixed A heat-absorbing box is connected, the upper surface of the heat-absorbing box is slidably connected with a water supply pipe, the lower surface of the water supply pipe is fixedly connected with a heat-absorbing pipe, and the outer surface of one side of the heat-absorbing box is fixedly connected with an air inlet pipe , the inner surface of the air inlet pipe is provided with a second filter plate, the lower surface of the heat absorption pipe is fixedly connected with a drain pipe, and the outer surface of the drain pipe is slidably connected with the lower surface of the heat absorption box.

Preferably, an air outlet pipe is fixedly connected to the upper surface of the box, and a slag discharge pipe is fixedly connected to the lower surface of the box.

Preferably, the inner surface of the box is provided with grooves, and the inner surface of the air outlet pipe is provided with a first filter plate.

Preferably, a connecting pipe is provided on the inner surface of the groove, a water inlet pipe is slidably connected to the outer surface of the box, and one side outer surface of the water inlet pipe is fixedly connected to the outer surface of the connecting pipe.

Preferably, the outer surface of the water inlet pipe is slidably connected to a water storage tank, the lower surface of the water inlet pipe is fixedly connected to a water pump, the lower surface of the box body is fixedly connected to a base, and the upper surface of the base is connected to the lower surface of the water storage tank. Surface fixed connection.

Preferably, the upper surface of the water storage tank is fixedly connected with a water inlet pipe, the upper surface of the base is fixedly connected with the lower surface of the heat-absorbing box, the outer surface of the connecting pipe is fixedly connected with a plurality of atomizing nozzles, and the mist The outer surface of the spray head is slidingly connected with the inner surface of the box body.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. In the present utility model, through the setting of the heat absorption box, the water supply pipe, the heat absorption pipe and the drain pipe, the effect of recovering the waste heat of the exhaust gas can be achieved, and a large amount of heat energy can be avoided, and then through the setting of the second filter plate, the exhaust gas The effect of residue filtration, and the structure is simple, to achieve the effect of resource recovery.

2. In the utility model, through the setting of the first filter plate, the effect of filtering the waste gas is achieved; through the setting of the water storage tank, the water pump and the water inlet pipe, the effect of providing water to the atomizing nozzle is achieved; The setting is to achieve the effect of discharging the exhaust gas that meets the emission standard. Through the setting of the connecting pipe, groove and atomizing nozzle, the effect of spraying water vapor on the box in a full range is achieved, so as to achieve the effect of exhaust gas treatment.

Description of drawings

Fig. 1 is a front structural schematic diagram of a boiler waste gas treatment device proposed by the utility model;

Fig. 2 is a schematic view of the structure of a boiler waste gas treatment device proposed by the utility model;

Fig. 3 is a structural schematic diagram of a heat absorbing tube of a boiler waste gas treatment device proposed by the present invention;

Fig. 4 is a structural schematic diagram of an atomizing nozzle of a boiler exhaust gas treatment device proposed by the utility model;

FIG. 5 is a schematic diagram of an enlarged structure at point A in FIG. 3 .

Legend: 1. Box body; 2. Air outlet pipe; 3. Water storage tank; 4. Heat absorption box; 5. Base; 6. Water inlet pipe; 7. Water inlet pipe; 8. First filter plate; 9. Air inlet 10, water pipe; 11, air inlet pipe; 12, water pump; 13, slag discharge pipe; 14, drain pipe; 15, second filter plate; 16, atomizing nozzle; 17, heat absorption pipe; 18, concave Groove; 19, connecting pipe.

Detailed ways

In order to understand more clearly the above purpose, features and advantages of the utility model, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

In the following description, a lot of specific details have been set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways that are different from those described here. Therefore, the utility model is not limited to the specific details of the following disclosure EXAMPLE LIMITATIONS.

Embodiment 1, as shown in Figure 1-Figure 5, the utility model provides a boiler waste gas treatment device, including a box body 1, the inner surface of the box body 1 is fixedly connected with an air inlet pipe 11, and one part of the air inlet pipe 11 A heat-absorbing box 4 is fixedly connected to the outer surface of the side, and the upper surface of the heat-absorbing box 4 is slidably connected to a water-filling pipe 10, and the lower surface of the water-filling pipe 10 is fixedly connected to a heat-absorbing pipe 17, and one side of the outer surface of the heat-absorbing box 4 is fixedly connected to There is an air inlet pipe 9, the inner surface of the air inlet pipe 9 is provided with a second filter plate 15, the lower surface of the heat absorption pipe 17 is fixedly connected with a drain pipe 14, and the outer surface of the drain pipe 14 is connected to the lower surface of the heat absorption box 4 Swipe to connect.

The effect achieved in the entire embodiment 1 is that through the setting of the heat-absorbing box 4, the effect of recovering the waste heat of the exhaust gas is achieved to avoid the waste of heat energy, and the effect of injecting cold water into the heat-absorbing pipe 17 is achieved through the setting of the water-filling pipe 10 , and then through the setting of the drain pipe 14, the effect of discharging and utilizing the hot water transformed by absorbing the waste heat of the waste gas is achieved, so as to achieve the effect of recovering the waste heat of the waste gas. The effect of waste heat of the exhaust gas avoids waste of resources. Through the setting of the second filter plate 15, the effect of filtering the residue in the exhaust gas is achieved, and the residue is prevented from entering the heat-absorbing box 4, making the heat-absorbing box 4 dirty.

Embodiment 2, as shown in Figures 1-5, the upper surface of the box body 1 is fixedly connected with the air outlet pipe 2, the lower surface of the box body 1 is fixedly connected with the slag discharge pipe 13, and the inner surface of the box body 1 is provided with a concave Groove 18, the inner surface of the air outlet pipe 2 is provided with a first filter plate 8, the inner surface of the groove 18 is provided with a connecting pipe 19, the outer surface of the box body 1 is slidably connected with the water inlet pipe 7, and one side of the water inlet pipe 7 The outer surface is fixedly connected with the outer surface of the connecting pipe 19, the outer surface of the water inlet pipe 7 is slidingly connected with the water storage tank 3, the lower surface of the water inlet pipe 7 is fixedly connected with the water pump 12, and the lower surface of the box body 1 is fixedly connected with the base 5, and The upper surface of the base 5 is fixedly connected with the lower surface of the water storage tank 3, the upper surface of the water storage tank 3 is fixedly connected with a water inlet pipe 6, the upper surface of the base 5 is fixedly connected with the lower surface of the heat-absorbing box 4, and the outer surface of the connecting pipe 19 A plurality of atomizing nozzles 16 are fixedly connected, and the outer surface of the atomizing nozzles 16 is slidably connected with the inner surface of the box body 1 .

The effect achieved by the entire embodiment 2 is that the effect of filtering exhaust gas is achieved through the setting of the first filter plate 8, and activated carbon can be placed at the first filter plate 8 to filter the exhaust gas again. 1. The setting of the water pump 12 and the water inlet pipe 7 achieves the effect of providing water into the tank 1, so that the water sprayed by the atomizing nozzle 16 will wash away the impurity particles in the exhaust gas, and discharge them through the slag discharge pipe 13, thereby achieving the effect of exhaust gas The effect of the treatment, through the setting of the air outlet pipe 2, the effect of discharging the waste gas that meets the emission standard is achieved, and through the setting of the connecting pipe 19, the groove 18 and the atomizing nozzle 16, it is possible to spray water vapor in the box body 1 in a full range The effect, so that it can fully contact with the exhaust gas, and wash away the impurity particles.

Working principle: Firstly, the exhaust gas enters the heat absorption box 4 from the air inlet pipe 9, and is preliminarily filtered through the second filter plate 15 to prevent the residue in the exhaust gas from entering the heat absorption box 4, and then injects into the heat absorption pipe 17 through the water adding pipe 10 Cold water, the heat-absorbing pipe 17 and the high-temperature waste gas in the heat-absorbing box 4 are contacted to cool down, so that the cold water in the heat-absorbing pipe 17 becomes hot water and then discharged from the drain pipe 14 for collection and utilization, and the cooled waste gas is discharged from the air inlet pipe 11 Enter the box body 1, then add water to the water storage tank 3 through the water inlet pipe 6, and then spray it out from the water inlet pipe 7 and the connecting pipe 19 to the atomizing nozzle 16 through the water pump 12, so that the exhaust gas in the box body 1 is in full contact with the water vapor , the water sprayed by the atomizing nozzle 16 washes away the impurity particles in the waste gas, and discharges them through the slag discharge pipe 13, and the waste gas is filtered again through the first filter plate 8 and the activated carbon placed on the first filter plate 8, and then from The air duct 2 discharges the exhaust gas up to the standard.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model in other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or remodel it into an equivalent change. The equivalent embodiments are applied to other fields, but any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present utility model still belong to the technical solution of the present utility model scope of protection.

Claims (6)

1. A boiler exhaust gas treatment device, comprising a casing (1), characterized in that: the inner surface of the casing (1) is fixedly connected with an air inlet pipe (11), one of the air inlet pipes (11) The side outer surface is fixedly connected with a heat-absorbing box (4), the upper surface of the heat-absorbing box (4) is slidably connected with a water adding pipe (10), and the lower surface of the water adding pipe (10) is fixedly connected with a heat-absorbing pipe ( 17), the outer surface of one side of the heat absorption box (4) is fixedly connected with an air inlet pipe (9), and the inner surface of the air inlet pipe (9) is provided with a second filter plate (15), and the air inlet pipe (9) is provided with a second filter plate (15). A drainpipe (14) is fixedly connected to the lower surface of the heat pipe (17), and the outer surface of the drainpipe (14) is slidingly connected to the lower surface of the heat-absorbing box (4). 2. A boiler exhaust gas treatment device according to claim 1, characterized in that: the upper surface of the box (1) is fixedly connected with an air outlet pipe (2), and the lower surface of the box (1) Fixedly connected with slag discharge pipe (13). 3. A boiler exhaust gas treatment device according to claim 2, characterized in that: the inner surface of the box (1) is provided with grooves (18), and the inner surface of the air outlet pipe (2) is provided with There is a first filter plate (8). 4. A boiler exhaust gas treatment device according to claim 3, characterized in that: the inner surface of the groove (18) is provided with a connecting pipe (19), and the outer surface of the box (1) is slidably connected There is a water inlet pipe (7), and one side outer surface of the water inlet pipe (7) is fixedly connected with the outer surface of the connecting pipe (19). 5. A boiler exhaust gas treatment device according to claim 4, characterized in that: the outer surface of the water inlet pipe (7) is slidingly connected with a water storage tank (3), and the lower surface of the water inlet pipe (7) is fixed A water pump (12) is connected, a base (5) is fixedly connected to the lower surface of the box body (1), and the upper surface of the base (5) is fixedly connected to the lower surface of the water storage tank (3). 6. A boiler exhaust gas treatment device according to claim 5, characterized in that: the upper surface of the water storage tank (3) is fixedly connected with a water inlet pipe (6), and the upper surface of the base (5) is connected to the suction The lower surface of the hot box (4) is fixedly connected, and the outer surface of the connecting pipe (19) is fixedly connected with a plurality of atomizing nozzles (16), and the outer surface of the atomizing nozzles (16) is connected with the outer surface of the casing (1) Sliding connections on the inner surface.

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