CN217329849U

CN217329849U - Boiler flue gas waste heat recovery filter equipment

Info

Publication number: CN217329849U
Application number: CN202220894148.4U
Authority: CN
Inventors: 马秀英
Original assignee: Individual
Current assignee: Shuyu Zhangjiakou Cultural Media Co ltd; Zhangjiakou Yunzhong Ranch Food Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-08-30
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a boiler flue gas waste heat recovery and filtration device, which comprises a flue gas inlet box, wherein the lower end of the flue gas inlet box can be opened for ash discharge treatment, the upper end of the flue gas inlet box is provided with a heat recovery mechanism for recovering heat from flue gas, the upper end of the heat recovery mechanism is provided with a filtering component for filtering the smoke, the heat recovery mechanism comprises a smoke tube, the inner side of the smoke tube is provided with heat absorbing sheets which are uniformly distributed in a spiral shape, the outer side of the smoke tube is provided with heating plates which are uniformly arranged, the outer side of the smoke tube is sleeved with a water storage cylinder, the smoke entering the smoke box is sent to the smoke tube and flows upwards, the heat absorption sheets which are uniformly distributed spirally are arranged to perform choked flow on the smoke and perform large-area heat absorption on the smoke at the same time, the flue gas heat passes through the heating plate to heat water in the water storage cylinder in a large area, so that the heat exchange efficiency is greatly improved, and a better waste heat recovery effect is achieved.

Description

Boiler flue gas waste heat recovery filter equipment

Technical Field

The utility model relates to a boiler flue gas handles technical field, specifically is a boiler flue gas waste heat recovery filter equipment.

Background

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. The boiler for supplying hot water is called a hot water boiler, is mainly used for life, and has a small amount of application in industrial production. The boiler can produce a large amount of flue gas when heating, and the flue gas direct discharge can polluted air also can be with partly heat dissipation simultaneously and go out and cause the loss of heat.

At present, in order to utilize the heat in the boiler flue gas, people carry out recycle to the heat in the flue gas through heat recovery device, but the heat exchange efficiency of current waste heat recovery device when retrieving the flue gas heat is low to lead to the heat recovery effect poor.

Therefore, the applicant of the present invention finds that the existing flue gas waste heat recovery device has a poor effect on recovering waste heat in flue gas.

SUMMERY OF THE UTILITY MODEL

In order to make flue gas waste heat recovery device have better effect to the waste heat recovery in the flue gas, this application provides a boiler flue gas waste heat recovery filter equipment.

The application provides a pair of boiler flue gas waste heat recovery filter equipment adopts following technical scheme:

the utility model provides a boiler flue gas waste heat recovery filter equipment, including advancing the smoke box, the lower extreme that advances the smoke box can be opened and row's ash is handled, the upper end of advancing the smoke box is provided with the heat recovery mechanism who carries out heat recovery to the flue gas, and the upper end of heat recovery mechanism is provided with the filter assembly who carries out filtration treatment to the flue gas, heat recovery mechanism includes the tobacco pipe, the inboard of tobacco pipe is provided with the heat absorption piece that is heliciform evenly distributed, and the outside of tobacco pipe is provided with align to grid's hot plate, the outside cover of tobacco pipe is equipped with a water storage section of thick bamboo.

Through adopting above-mentioned technical scheme, the flue gas that advances the incasement entering of cigarette is sent to the tobacco pipe and upwards flows, carries out the heat absorption of large tracts of land to the flue gas when carrying out the choked flow to the flue gas through the heat absorbing fin that is heliciform evenly distributed who sets up this moment to with the flue gas heat through the hot plate large tracts of land to the water heating in the water storage section of thick bamboo, great improvement heat exchange efficiency is high, thereby has better waste heat recovery's effect.

Preferably, the lower end of the smoke tube is inserted into the smoke inlet box, the upper end of the smoke tube is provided with a smoke outlet, and the heating plate is provided with through holes which are uniformly distributed.

Through adopting above-mentioned technical scheme, the tobacco pipe discharges fume through the exhaust port of upper end to through inserting in advancing the smoke box rather than communicating.

The preferred, the lower extreme of a water storage section of thick bamboo is provided with the intake antrum, and the upside of intake antrum communicates through a plurality of align to grid's branch water hole with the inboard of a water storage section of thick bamboo, and the left side of intake antrum is provided with the inlet tube, and the upper right corner of a water storage section of thick bamboo is provided with the drain pipe.

By adopting the technical scheme, the water entering the water inlet cavity can be uniformly heated in the water storage cylinder through the water distribution holes and the water is dispersed in the water storage cylinder.

Preferably, the upper end of the smoke inlet box is provided with a sleeve opening matched with the smoke tube, the lower end opening of the smoke inlet box is arranged, the left end of the smoke inlet box is provided with the smoke tube, the right end of the smoke inlet box is inserted with a partition plate for plugging the lower end opening, and the inner side of the lower end opening of the smoke inlet box is provided with a flange for supporting the partition plate.

Through adopting above-mentioned technical scheme, advance the cigarette case and collect sunken dust to can directly discharge the dust through the lower port that advances the cigarette case through the pull baffle, make the clearance of dust more convenient.

Preferably, the filtering component comprises a shell sleeved at the upper end of the smoke tube, the inner side of the shell is provided with a filtering tube inserted on the smoke tube, the outer side of the filtering tube is provided with cylindrical filtering cotton, the outer side of the filtering cotton is sleeved with an activated carbon filter cartridge, the outer side of the shell is provided with uniform vent holes, and the upper port of the shell is provided with a cover cap.

Through adopting above-mentioned technical scheme, the further filtration of granule in the filter tube and filter pulp in to the flue gas to purify the filtration through the active carbon cartridge filter.

Preferably, the lower end of the filter pipe is provided with an insertion pipe inserted in the smoke exhaust port, and the outer side surface of the filter pipe is provided with filter holes uniformly distributed.

Through adopting above-mentioned technical scheme, thereby the filter tube makes the activated carbon cartridge filter and filter cotton better filter the flue gas to the even discharge all around with the flue gas through crossing the filtration pore.

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

1. the smoke entering the smoke inlet box is sent to the smoke pipe and flows upwards, the heat absorption sheets which are uniformly distributed spirally absorb heat to the smoke in a large area while flow blocking the smoke, and the heat of the smoke heats water in the water storage cylinder in a large area through the heating plates, so that the heat exchange efficiency is greatly improved, and the effect of better waste heat recovery is achieved;

2. the smoke inlet box collects the sunken dust, and the dust can be directly discharged from the lower port of the smoke inlet box through the drawing partition plate, so that the dust is more convenient to clean.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of a boiler flue gas waste heat recovery and filtration device shown in the utility model;

fig. 2 is a schematic view of a heat recovery mechanism of a boiler flue gas waste heat recovery and filtration device shown in the utility model;

FIG. 3 is a schematic view of a smoke inlet box of the boiler flue gas waste heat recovery and filtration device of the present invention;

fig. 4 is a schematic view of a filter assembly of the boiler flue gas waste heat recovery and filtration device of the present invention;

fig. 5 is a schematic view of a filter tube of the boiler flue gas waste heat recovery and filtration device shown in the utility model.

In the figure: 1. a smoke inlet box; 11. a smoke inlet pipe; 12. looping; 13. a partition plate; 14. blocking edges; 2. a heat recovery mechanism; 21. a water storage cylinder; 22. a water inlet pipe; 23. water distribution holes; 24. heating plates; 25. a smoke outlet; 26. a smoke pipe; 27. a drain pipe; 28. a heat absorbing sheet; 29. a water inlet cavity; 3. a filter assembly; 31. a housing; 32. an activated carbon filter cartridge; 33. filtering cotton; 34. a filter tube; 341. a filtration pore; 342. inserting a tube; 35. and (4) a cover.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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 work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

The present application is described in further detail below with reference to figures 1-5.

FIG. 1 is used in part for illustration: the overall structure of the waste heat recovery device.

FIG. 2 is used in part to illustrate: the internal structure of the heat recovery mechanism 2.

FIG. 3 is a partial illustration: the structure of the smoke inlet box 1.

FIG. 4 is a partial illustration: the specific structure of the filter assembly 3.

FIG. 5 is a partial illustration: the specific construction of the filter tubes 34.

Embodiment 1, please refer to fig. 1 and 2 specifically, a boiler flue gas waste heat recovery and filtration device includes a flue gas inlet box 1, the lower end of the flue gas inlet box 1 can be opened for ash discharge treatment, the upper end of the flue gas inlet box 1 is provided with a heat recovery mechanism 2 for recovering heat from flue gas, the upper end of the heat recovery mechanism 2 is provided with a filter assembly 3 for filtering flue gas, the heat recovery mechanism 2 includes a flue pipe 26, the inner side of the flue pipe 26 is provided with heat absorbing fins 28 uniformly distributed in a spiral shape, the outer side of the flue pipe 26 is provided with heating plates 24 uniformly arranged, the heat absorbing fins 28 uniformly distributed in a spiral shape are arranged to flow the flue gas and simultaneously absorb heat from the flue gas in a large area, the heat of the flue gas passes through the heating plates 24 to heat water in the water storage cylinder 21 in a large area, the lower end of the flue pipe 26 is inserted into the flue gas inlet box 1, and the upper end of the flue pipe 26 is provided with a smoke discharge port 25, be provided with the through-hole of evenly arranging on the hot plate 24, tobacco pipe 26 discharges fume through exhaust port 25 of upper end, and communicate rather than in advancing smoke box 1 through placeeing, the outside cover of tobacco pipe 26 is equipped with a water storage section of thick bamboo 21, the lower extreme of a water storage section of thick bamboo 21 is provided with intake antrum 29, and the upside of intake antrum 29 communicates through a plurality of align to grid's distributive hole 23 with the inboard of a water storage section of thick bamboo 21, the left side of intake antrum 29 is provided with inlet tube 22, the upper right corner of a water storage section of thick bamboo 21 is provided with drain pipe 27, the dispersion that the water that enters into in the intake antrum 29 all with through distributive hole 23 makes cold water can be heated evenly in a water storage section of thick bamboo 21.

Specifically, referring to fig. 3, a sleeve 12 matched with a smoke tube 26 is arranged at the upper end of the smoke inlet box 1, a lower opening of the smoke inlet box 1 is arranged, a smoke inlet tube 11 is arranged at the left end of the smoke inlet box 1, a partition plate 13 for plugging the lower opening of the smoke inlet box 1 is inserted at the right end of the smoke inlet box 1, the smoke inlet box 1 collects the sinking dust, the dust can be directly discharged through the lower opening of the smoke inlet box 1 by pulling the partition plate 13, the dust is more convenient to clean, a blocking edge 14 for supporting the partition plate 13 is arranged at the inner side of the lower opening of the smoke inlet box 1, and the partition plate 13 is limited and blocked by the arranged blocking edge 14 during insertion.

Specifically, referring to fig. 4 and 5, the filter assembly 3 includes a housing 31 sleeved on the upper end of the smoke tube 26, a filter tube 34 inserted in the smoke tube 26 is disposed inside the housing 31, an insertion tube 342 inserted in the smoke outlet 25 is disposed at the lower end of the filter tube 34, filter holes 341 are uniformly arranged on the outer side surface of the filter tube 34, the filter tube 34 uniformly discharges the smoke to the periphery through the filter holes 341 so that the activated carbon filter cartridge 32 and the filter cotton 33 can better filter the smoke, a cylindrical filter cotton 33 is disposed outside the filter tube 34, the activated carbon filter cartridge 32 is sleeved outside the filter cotton 33, uniform vent holes are disposed outside the housing 31, a cover 35 is disposed at the upper end of the housing 31, and the filter tube 34 and the filter cotton 33 further filter particles in the smoke and perform purification and filtration through the activated carbon filter cartridge 32.

The working principle is that the smoke inlet pipe 11 sends smoke into the smoke inlet box 1 and the smoke is upwards conveyed through the smoke pipe 26, at the moment, the heat absorbing sheets 28 which are uniformly distributed in a spiral shape block the flow of the smoke so that the smoke spirally flows to delay the flow speed of the smoke and absorb heat to the smoke in a large area, the heat of the smoke heats water in the water storage cylinder 21 through the heating plate 24, and the discharged smoke is filtered through the filter pipe 34, the filter cotton 33 and the active carbon filter cylinder 32.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a boiler flue gas waste heat recovery filter equipment, includes into smoke box (1), its characterized in that: the lower extreme of advancing smoke box (1) can be opened and row's ash is handled, the upper end of advancing smoke box (1) is provided with heat recovery mechanism (2) that carry out heat recovery to the flue gas, and the upper end of heat recovery mechanism (2) is provided with and carries out filtration treatment's filter assembly (3) to the flue gas, heat recovery mechanism (2) include tobacco pipe (26), the inboard of tobacco pipe (26) is provided with heat absorption piece (28) that are heliciform evenly distributed, and the outside of tobacco pipe (26) is provided with align to grid's hot plate (24), the outside cover of tobacco pipe (26) is equipped with water storage section of thick bamboo (21).

2. The boiler flue gas waste heat recovery and filtration device according to claim 1, wherein the lower end of the smoke tube (26) is inserted into the smoke inlet box (1), the upper end of the smoke tube (26) is provided with a smoke outlet (25), and the heating plate (24) is provided with through holes which are uniformly distributed.

3. The boiler flue gas waste heat recovery and filtration device according to claim 1, wherein a water inlet cavity (29) is formed in the lower end of the water storage cylinder (21), the upper side of the water inlet cavity (29) is communicated with the inner side of the water storage cylinder (21) through a plurality of water distribution holes (23) which are uniformly arranged, a water inlet pipe (22) is formed in the left side of the water inlet cavity (29), and a water discharge pipe (27) is formed in the upper right corner of the water storage cylinder (21).

4. The boiler flue gas waste heat recovery and filtration device according to claim 1, wherein a sleeve opening (12) matched with a flue pipe (26) is arranged at the upper end of the flue gas inlet box (1), the lower end of the flue gas inlet box (1) is provided with an opening, a flue gas inlet pipe (11) is arranged at the left end of the flue gas inlet box (1), a partition plate (13) for plugging the lower end opening of the flue gas inlet box (1) is inserted at the right end of the flue gas inlet box (1), and a flange (14) for supporting the partition plate (13) is arranged at the inner side of the lower end opening of the flue gas inlet box (1).

5. The boiler flue gas waste heat recovery and filtering device according to claim 1, wherein the filtering assembly (3) comprises an outer shell (31) sleeved on the upper end of the smoke tube (26), a filtering tube (34) inserted on the smoke tube (26) is arranged on the inner side of the outer shell (31), cylindrical filtering cotton (33) is arranged on the outer side of the filtering tube (34), an activated carbon filtering cylinder (32) is sleeved on the outer side of the filtering cotton (33), uniform vent holes are formed in the outer side of the outer shell (31), and a cover cap (35) is arranged at the upper port of the outer shell (31).

6. The boiler flue gas waste heat recovery and filtering device according to claim 5, wherein the lower end of the filtering pipe (34) is provided with a cannula (342) inserted into the smoke outlet (25), and the outer side surface of the filtering pipe (34) is provided with uniformly arranged filtering holes (341).