CN213578860U - Boiler tail gas waste heat utilization purifier - Google Patents

Abstract

The utility model relates to a boiler tail gas waste heat utilization and purification device, which comprises an air inlet pipe and a flow dividing pipe connected with the air inlet pipe, wherein one side of the flow dividing pipe is provided with a box body, two ends of the flow dividing pipe respectively penetrate through the side wall of the box body and are respectively connected with a first connecting plate and a second connecting plate, the side walls of the first connecting plate and the second connecting plate are respectively provided with a first bent pipe and a second bent pipe, when in use, quantitative water is injected into the box body, the contact area between the boiler tail gas and the water in the box body can be further increased due to the first bent pipe and the second bent pipe which are arranged in a wave shape, so that the air inlet pipe is connected with the boiler tail gas, thereby realizing the recovery and the utilization of the boiler tail gas waste heat, an active carbon layer and a filter screen are arranged, the tail gas after heat recovery can be purified, compared with the prior art, the utility model has, greatly improving the practicability of the device and meeting the concept of energy conservation and emission reduction.

Description

Boiler tail gas waste heat utilization purifier

Technical Field

The utility model relates to a boiler tail gas treatment technical field specifically is a boiler tail gas waste heat utilization purifier.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, and can also be converted into mechanical energy through a steam power device, or the mechanical energy is converted into electric energy through a generator.

At present, the boiler is in the combustion process to the fuel, the not abundant scheduling problem of burning makes some harmful gas of production in its exhaust, need further purification treatment, and current tail gas purifier to the boiler, the mode that is water treatment purifies tail gas, and this kind of mode can't be further carries out waste heat to boiler tail gas and carries out recycle, the energy of fuel burning has been consumed greatly, unsatisfied energy saving and emission reduction's theory, thereby lead to the actual use effect of device relatively poor, we propose a boiler tail gas waste heat utilization purifier to this.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a boiler tail gas waste heat utilization purifier to solve and be not convenient for carry out the problem of carrying out the recycle of tail gas waste heat when purifying boiler tail gas among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a boiler tail gas waste heat utilization and purification device comprises an air inlet pipe and a flow dividing pipe connected with the air inlet pipe, wherein a box body is arranged on one side of the flow dividing pipe, two ends of the flow dividing pipe penetrate through the side wall of the box body respectively, and are connected with a first connecting plate and a second connecting plate respectively;

the first exhaust cylinder and the second exhaust cylinder are both inserted into the side wall of the box body in an inserting mode, and the inner walls of the first exhaust cylinder and the second exhaust cylinder are both provided with an activated carbon layer and a filter screen layer.

Preferably, a plurality of jacks are formed in the side walls of the first connecting plate and the second connecting plate in a penetrating mode, and the jacks are evenly distributed in a circumferential mode.

Preferably, first return bend and second return bend all are equipped with a plurality ofly, and first return bend and second return bend side are the wave setting, and are a plurality of the one end of first return bend and second return bend is connected with the jack on first connecting plate and the second connecting plate respectively.

Preferably, one side of first exhaust cylinder and second exhaust cylinder is and link up the setting, and the bottom inner wall of first exhaust cylinder and second exhaust cylinder all runs through and has seted up a plurality of connecting holes, and is a plurality of the connecting hole is circumference form and distributes, and is connected with first return bend and second return bend.

Preferably, sealing rings are arranged between the dividing pipe, the outer walls of the first exhaust cylinder and the second exhaust cylinder and the box body.

Preferably, a water inlet pipe is inserted into the upper surface of the box body, and a water outlet pipe is inserted into the lower surface of the box body.

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

the utility model relates to a boiler tail gas waste heat utilization purifier, be provided with the box, first return bend, the second return bend, first connecting plate, the second connecting plate, first exhaust cylinder, the second aiutage, activated carbon layer and filter screen layer, during the use, pour into the constant volume water into to the box, because the area of contact of increase boiler tail gas that first return bend and the second return bend that is the wave setting can be further and box water-logging makes its intake-tube connection boiler tail gas, thereby in order to realize the recycle to boiler tail gas waste heat, set up activated carbon layer and filter screen, can carry out purification treatment to tail gas after the heat recovery, compare with prior art the utility model discloses simple structure, it is convenient to use, can further utilize the energy of fuel burning, improve device's practicality greatly to satisfy energy saving and emission reduction's theory.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged schematic view of the position A of the present invention;

fig. 3 is a schematic structural view of the second connecting plate and the second exhaust funnel of the present invention.

In the reference symbols: 1. an air inlet pipe; 2. a shunt tube; 21. a first connecting plate; 211. a first bend pipe; 22. a second connecting plate; 220. a jack; 221. a second bend pipe; 3. a box body; 31. a water inlet pipe; 32. a drain pipe; 4. a first exhaust cylinder; 5. a second exhaust funnel; 501. connecting holes; 51. an activated carbon layer; 52. a screen layer; 6. and (5) sealing rings.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1 and 2, the utility model provides a boiler tail gas waste heat utilization purifier technical scheme: comprises an air inlet pipe 1 and a shunt pipe 2 connected with the air inlet pipe 1, specifically, the air inlet pipe 1 is fixedly connected with the shunt pipe 2, one side of the shunt pipe 2 is provided with a box body 3, two ends of the shunt pipe 2 respectively penetrate through the side wall of the box body 3, specifically, the shunt pipe 2 is fixedly connected with the box body 3, the first connecting plate 21 and the second connecting plate 22 are respectively connected, specifically, the first connecting plate 21 and the second connecting plate 22 are fixedly connected with the flow dividing pipe 2, the side walls of the first connecting plate 21 and the second connecting plate 22 are respectively provided with a first bent pipe 211 and a second bent pipe 221, specifically, the first bent pipe 211 and the second bent pipe 221 are inserted into the first connecting plate 21 and the second connecting plate 22, one end of the first bent pipe 211 and one end of the second bent pipe 221 are respectively provided with a first exhaust barrel 4 and a second exhaust barrel 5, and specifically, the first exhaust barrel 4 and the second exhaust barrel 5 are inserted into the first bent pipe 211 and the second bent pipe 211;

the first exhaust cylinder 4 and the second exhaust cylinder 5 are inserted into the side wall of the box body 3, specifically, the first exhaust cylinder 4 and the second exhaust cylinder 5 are fixedly connected with the box body 3, and the inner walls of the first exhaust cylinder 4 and the second exhaust cylinder 5 are provided with an activated carbon layer 51 and a filter screen layer 52.

In this embodiment, during the use, to pouring into water in the box 3, owing to be the area of contact of the further increase boiler tail gas that first return bend 211 and second return bend 221 that the wave set up can be with the water in the box 3, make its intake pipe 1 connect boiler tail gas to in order to realize the recycle to boiler tail gas waste heat, set up activated carbon layer 51 and filter screen 52, can carry out purification treatment to the tail gas after the heat recovery.

Referring to fig. 3, a plurality of insertion holes 220 are further formed through the sidewalls of the first connecting plate 21 and the second connecting plate 22, and the insertion holes 220 are uniformly distributed in a circumferential shape.

In this embodiment, when in use, the plurality of insertion holes 220 are provided to further improve the operation effect of the device on recovering the waste heat of the boiler exhaust gas.

Referring to fig. 1, further, a plurality of first bent tubes 211 and a plurality of second bent tubes 221 are provided, the side surfaces of the first bent tubes 211 and the second bent tubes 221 are arranged in a wave shape, and one ends of the plurality of first bent tubes 211 and the plurality of second bent tubes 221 are respectively connected with the insertion holes 220 on the first connecting plate 21 and the second connecting plate 22.

In this embodiment, when in use, the contact area between the first elbow 211 and the second elbow 221 and water is further increased, so that the recovery of the waste heat of the exhaust gas is improved.

Referring to fig. 3, further, one side of the first exhaust cylinder 4 and one side of the second exhaust cylinder 5 are disposed in a penetrating manner, and a plurality of connection holes 501 are formed through the inner walls of the bottoms of the first exhaust cylinder 4 and the second exhaust cylinder 5, and the plurality of connection holes 501 are distributed in a circumferential manner and connected to the first bent pipe 211 and the second bent pipe 221.

In the present embodiment, the exhaust gas after the waste heat recovery of the first elbow 211 and the second elbow 221 is conveniently discharged.

Referring to fig. 1, further, a sealing ring 6 is disposed between the outer walls of the diversion pipe 2, the first exhaust barrel 4 and the second exhaust barrel 5 and the box body 3, and specifically, the sealing ring 6 is fixedly connected with the diversion pipe 2.

In this embodiment, in use, to enhance the sealing effect of the device during use.

Referring to fig. 1, further, a water inlet pipe 31 is inserted into an upper surface of the box body 3, specifically, the water inlet pipe 31 is fixedly connected with the box body 3, a water outlet pipe 32 is inserted into a lower surface of the box body 3, and specifically, the water outlet pipe 32 is fixedly connected with the box body 3.

In this embodiment, during the use, conveniently carry out the water injection in to box 3, be convenient for retrieve the replacement to the tail gas waste heat.

Specifically, the utility model discloses a theory of operation and use flow: the utility model discloses install the back, insert inlet tube 31 with the water pipe, pour into quantitative water into in the box 3, and simultaneously, with intake pipe 1 and tail gas intercommunication, tail gas gets into in first return bend 211 and the second return bend 221, make its abundant and the interior contact of box 3, in order to reach the effect to tail gas waste heat recovery, set up activated carbon layer 51 and filter screen 52 in first exhaust section of thick bamboo 4 and the second aiutage 5, can carry out purification treatment to the tail gas after the heat recovery, open the water of drain pipe 32 after the antithermal at last and discharge, until accomplishing whole working sequence.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The boiler tail gas waste heat utilization and purification device is characterized by comprising an air inlet pipe (1) and a flow dividing pipe (2) connected with the air inlet pipe (1), wherein a box body (3) is arranged on one side of the flow dividing pipe (2), two ends of the flow dividing pipe (2) penetrate through the side wall of the box body (3) respectively and are connected with a first connecting plate (21) and a second connecting plate (22) respectively, a first bent pipe (211) and a second bent pipe (221) are arranged on the side wall of the first connecting plate (21) and the side wall of the second connecting plate (22) respectively, and a first exhaust barrel (4) and a second exhaust barrel (5) are arranged at one end of the first bent pipe (211) and one end of the second bent pipe (221) respectively;

the first exhaust cylinder (4) and the second exhaust cylinder (5) penetrate through the side wall of the box body (3), and an activated carbon layer (51) and a filter screen layer (52) are arranged on the inner walls of the first exhaust cylinder (4) and the second exhaust cylinder (5).

2. The boiler tail gas waste heat utilization and purification device according to claim 1, characterized in that: the side walls of the first connecting plate (21) and the second connecting plate (22) are provided with a plurality of insertion holes (220) in a penetrating mode, and the insertion holes (220) are evenly distributed in a circumferential mode.

3. The boiler tail gas waste heat utilization and purification device according to claim 1, characterized in that: first return bend (211) and second return bend (221) all are equipped with a plurality ofly, and first return bend (211) and second return bend (221) side are the wave setting, and are a plurality of the one end of first return bend (211) and second return bend (221) is connected with jack (220) on first connecting plate (21) and the second connecting plate (22) respectively.

4. The boiler tail gas waste heat utilization and purification device according to claim 1, characterized in that: one side of first exhaust section of thick bamboo (4) and second exhaust section of thick bamboo (5) is and link up the setting, and the bottom inner wall of first exhaust section of thick bamboo (4) and second exhaust section of thick bamboo (5) all runs through and has seted up a plurality of connecting holes (501), and is a plurality of connecting hole (501) are circumference form and distribute, and are connected with first return bend (211) and second return bend (221).

5. The boiler tail gas waste heat utilization and purification device according to claim 1, characterized in that: and sealing rings (6) are arranged between the outer walls of the shunt pipe (2), the first exhaust cylinder (4) and the second exhaust cylinder (5) and the box body (3).

6. The boiler tail gas waste heat utilization and purification device according to claim 1, characterized in that: a water inlet pipe (31) is inserted into the upper surface of the box body (3), and a water outlet pipe (32) is inserted into the lower surface of the box body (3).

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