CN209782970U

CN209782970U - energy-saving efficient gas boiler capable of recycling flue gas

Info

Publication number: CN209782970U
Application number: CN201822219436.6U
Authority: CN
Inventors: 严恩宇; 浦大弟; 沈建萍; 秦子贞
Original assignee: Suzhou Chinese Environmental Protection Technology Co Ltd
Current assignee: Suzhou Chinese Environmental Protection Technology Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2019-12-13
Anticipated expiration: 2028-12-27

Abstract

The utility model discloses an energy-saving high-efficiency gas boiler capable of recycling flue gas, which belongs to the technical field of gas boilers and comprises a boiler outer wall and a boiler inner wall, a circulation cavity is arranged between the boiler outer wall and the boiler inner wall, a water storage chamber is arranged in the inner cavity of the boiler inner wall, a water inlet pipe is arranged on the left side of the top of the water storage chamber, the right side of a furnace liner is communicated with the left side of a recombustion chamber, a burner is arranged at the bottom of the left side of the boiler outer wall, the burner is connected with the left side of the furnace liner through a burner interface, a smoke box is arranged on the left side of the boiler outer wall and is positioned above the burner, a smoke guide pipe is arranged between the right side of the smoke box and the recombustion chamber, a smoke outlet pipe is arranged on the top of the smoke box, the other end of the smoke outlet pipe is connected with the left side of the circulation cavity, an access, the flue gas is purified and discharged after being recycled, thereby protecting the environment and saving the energy.

Description

Energy-saving efficient gas boiler capable of recycling flue gas

Technical Field

The utility model relates to the technical field, specifically be an energy-conserving high-efficient gas boiler of smoke recirculation.

Background

Nowadays, gas boiler obtains extensive use, and gas boiler can be along with the production of a large amount of dust and pollutants when producing a large amount of heats, and great influence is the quality of air, will lead to the emergence of weather such as haze very likely, and traditional gas boiler all directly discharges the flue gas in the atmosphere, not only can not the heat of effectual utilization flue gas, but also leads to the fact the influence to air quality, for this reason, we provide one kind can flue gas recirculation energy-conserving high-efficient gas boiler.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but energy-conserving high-efficient gas boiler of flue gas recirculation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a flue gas recirculation energy-saving high-efficiency gas boiler comprises a boiler outer wall and a boiler inner wall, wherein a circulation cavity is arranged between the boiler outer wall and the boiler inner wall, a water storage chamber is arranged in the inner cavity of the boiler inner wall, a water inlet pipe is arranged on the left side of the top of the water storage chamber, a water discharge pipe is arranged on the right side of the bottom of the water storage chamber, a first smoke outlet pipe is arranged on the right side of the top of the circulation cavity, a liquid inlet pipe is arranged on the top of the right side of the circulation cavity, a liquid outlet pipe is arranged on the bottom of the right side of the circulation cavity, a base is arranged on the bottom of the boiler outer wall, a boiler furnace is arranged in the inner cavity of the boiler inner wall, a reburning chamber is arranged on the right side of the boiler furnace, the right side of the boiler furnace is communicated with the left side of the reburning, and the smoke box is positioned above the combustor, a smoke guide pipe is arranged between the right side of the smoke box and the flashback chamber, a second smoke outlet pipe is arranged at the top of the smoke box, the other end of the second smoke outlet pipe is connected with the left side of the circulating cavity, and an access hole is formed in the right side of the flashback chamber.

Furthermore, the inner wall and the bottom all around of boiler inner wall all are provided with supersonic generator.

Further, the outer walls of the water inlet pipe, the water outlet pipe, the liquid inlet pipe and the liquid outlet pipe are all provided with control valves, and the control valves are high-temperature-resistant control valves.

Furthermore, an active carbon filter screen is arranged in the inner cavity of the first smoke outlet pipe.

Further, the furnace pipe is a corrugated furnace pipe.

Further, the circulating cavity is a limestone solution circulating cavity.

Compared with the prior art, the beneficial effects of the utility model are that: this use is novel to arrange the flue gas at first to circulate the annular cavity through going out the tobacco pipe, there is limestone solution in the circulation cavity, can carry out desulfurization treatment with the flue gas through limestone solution, limestone solution can heat the water in the boiler under the heat heating of flue gas simultaneously, make the heat obtain make full use of, the flue gas is when discharging through going out the tobacco pipe, the active carbon filter screen of going out the tobacco pipe inner chamber can purify the processing once more to the flue gas, make the flue gas reach the standard of emission, the environment has been protected, can prevent the interior dirt of water storage chamber and the interior limestone solution of circulation annular cavity from influencing the normal use of boiler through ultrasonic heater simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

in the figure: 1. the outer wall of the boiler; 2. the inner wall of the boiler; 3. a circulating cavity; 4. a water storage chamber; 5. a water inlet pipe; 6. A drain pipe; 7. a first smoke outlet pipe; 8. a liquid inlet pipe; 9. a liquid outlet pipe; 10. a base; 11. a furnace pipe; 12. a flashback chamber; 13. a burner; 14. a burner interface; 15. a smoke box; 16. a smoke guide pipe; 17. a second smoke outlet pipe; 18. and (6) an access hole.

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 work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a flue gas recirculation energy-saving high-efficiency gas boiler comprises a boiler outer wall 1 and a boiler inner wall 2, a circulation cavity 3 is arranged between the boiler outer wall 1 and the boiler inner wall 2, a water storage chamber 4 is arranged in the inner cavity of the boiler inner wall 2, a water inlet pipe 5 is arranged on the left side of the top of the water storage chamber 4, a water outlet pipe 6 is arranged on the right side of the bottom of the water storage chamber 4, a first smoke outlet pipe 7 is arranged on the right side of the top of the circulation cavity 3, a liquid inlet pipe 8 is arranged on the top of the right side of the circulation cavity 3, a liquid outlet pipe 9 is arranged on the bottom of the right side of the circulation cavity 3, a base 10 is arranged on the bottom of the boiler outer wall 1, a boiler liner 11 is arranged in the inner cavity of the boiler inner wall 2, a flashback chamber 12 is arranged on the right side of the boiler liner 11, the right side of the boiler, the left side of the boiler outer wall 1 is provided with a smoke box 15, the smoke box 15 is positioned above the combustor 13, a smoke guide pipe 16 is arranged between the right side of the smoke box 15 and the flashback chamber 12, the top of the smoke box 15 is provided with a second smoke outlet pipe 17, the other end of the second smoke outlet pipe 17 is connected with the left side of the circulation cavity 3, and the right side of the flashback chamber 12 is provided with an access hole 18.

As shown in fig. 1, the ultrasonic generators are arranged on the peripheral inner wall and the bottom of the inner wall 2 of the boiler, so that the water in the water storage chamber 4 and the dirt in the limestone solution in the circulating cavity are prevented from influencing the normal use of the boiler;

As shown in fig. 1, control valves are mounted on the outer walls of the water inlet pipe 5, the water outlet pipe 6, the liquid inlet pipe 8 and the liquid outlet pipe 9, and the control valves are high-temperature-resistant control valves, so that limestone solution can be conveniently injected into the circulating cavity and can be conveniently discharged, and water can be conveniently injected into and discharged from the water storage chamber 4;

As shown in fig. 1, an active carbon filter screen is arranged in the inner cavity of the first smoke outlet pipe 7 to purify the smoke so that the smoke reaches the emission standard;

As shown in fig. 1, the furnace 11 is a corrugated furnace, which improves the disturbance of flame generated by the burner 13 and improves the heating rate;

As shown in fig. 1, the circulating cavity 3 is a limestone solution circulating cavity, and the flue gas is desulfurized by the limestone solution.

Example (b): the gas boiler during operation is at first arranged the flue gas in the circulation cavity 3 through a play tobacco pipe two 17, there is limestone solution in the circulation cavity 3, can carry out desulfurization treatment with the flue gas through limestone solution, limestone solution can heat the water in the boiler under the heat heating of flue gas simultaneously and keep warm, make the heat obtain make full use of, the flue gas is when discharging through a play tobacco pipe two 17, the active carbon filter screen of a play tobacco pipe two 17 inner chamber can carry out purification treatment once more to the flue gas, make the flue gas reach the standard of emission, the environment has been protected, can prevent simultaneously through ultrasonic heater that the dirt in the water in the reservoir chamber 4 and the limestone solution in the circulation cavity 3 from influencing the normal use of boiler.

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

1. The utility model provides a but energy-conserving high-efficient gas boiler of flue gas recirculation, includes boiler outer wall (1) and boiler inner wall (2), its characterized in that: a circulating cavity (3) is arranged between the boiler outer wall (1) and the boiler inner wall (2), a water storage chamber (4) is arranged in the inner cavity of the boiler inner wall (2), a water inlet pipe (5) is arranged on the left side of the top of the water storage chamber (4), a water discharge pipe (6) is arranged on the right side of the bottom of the water storage chamber (4), a first smoke outlet pipe (7) is arranged on the right side of the top of the circulating cavity (3), a liquid inlet pipe (8) is arranged on the top of the right side of the circulating cavity (3), a liquid outlet pipe (9) is arranged on the bottom of the right side of the circulating cavity (3), a base (10) is arranged on the bottom of the boiler outer wall (1), a boiler liner (11) is arranged in the inner cavity of the boiler inner wall (2), a reburning chamber (12) is arranged on the right side of the boiler liner (11), the right side of the boiler liner (11) is, the utility model discloses a boiler, including combustor (13), boiler outer wall (1), smoke box (15), circulating cavity (3), combustor interface (14) and smoke box (15), be connected through combustor interface (14) between the left side of combustor (13) and stove courage (11), the left side of boiler outer wall (1) is provided with smoke box (15), and smoke box (15) are located the top of combustor (13), be provided with between the right side of smoke box (15) and circulating cavity (12) and lead tobacco pipe (16), the top of smoke box (15) is provided with out tobacco pipe two (17), and the other end that goes out tobacco pipe two (17) is connected with the left side of circulating cavity (3), the right side of circulating cavity (12.

2. the flue gas recyclable energy-saving efficient gas boiler as set forth in claim 1, wherein: the inner wall and the bottom of the periphery of the boiler inner wall (2) are provided with ultrasonic generators.

3. The flue gas recyclable energy-saving efficient gas boiler as set forth in claim 1, wherein: the control valve is all installed to the outer wall of inlet tube (5), drain pipe (6), feed liquor pipe (8) and drain pipe (9), and the control valve is high temperature resistant control valve.

4. The flue gas recyclable energy-saving efficient gas boiler as set forth in claim 1, wherein: and an active carbon filter screen is arranged in the inner cavity of the smoke outlet pipe I (7).

5. The flue gas recyclable energy-saving efficient gas boiler as set forth in claim 1, wherein: the furnace pipe (11) is a corrugated furnace pipe.

6. The flue gas recyclable energy-saving efficient gas boiler as set forth in claim 1, wherein: the circulating cavity (3) is a limestone solution circulating cavity.