CN218821006U

CN218821006U - Industrial boiler that possesses regulatory function

Info

Publication number: CN218821006U
Application number: CN202223229265.8U
Authority: CN
Inventors: 徐丽莉; 叶宝乐; 陈德志; 林本军
Original assignee: Dalian Tiangong Technology Development Co ltd
Current assignee: Dalian Tiangong Technology Development Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-04-07
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses an industrial boiler that possesses regulatory function, include: the boiler comprises a boiler shell, a combustion chamber and a corrugated furnace pipe are respectively arranged in the boiler shell, and heat exchange tubes are arranged above the left side of the boiler shell in an inserting mode; and the air outlet end of the oxygen supply assembly is positioned inside the boiler outer shell and is connected with an air inlet arranged at the bottom of the corrugated furnace pipe. This kind of industrial boiler that possesses regulatory function, oxygen concentration sensor detects the oxygen concentration in the air through the hybrid tube, carry out the oxygenating operation when oxygen is thin, make and carry the inside oxygen concentration of ripple stove courage to reach the degree that is enough to the abundant burning of gas, and then guaranteed the combustion strength, and simultaneously, if oxygen concentration sensor records oxygen content sufficient, the aperture that will adjust the governing valve or directly close the controlling valve, with the replenishment that reduces or directly closes oxygen, realize the regulation of oxygen feeding, its structure is optimized more, the design is more reasonable.

Description

Industrial boiler that possesses regulatory function

Technical Field

The utility model relates to an industrial boiler technical field specifically is an industrial boiler who possesses regulatory function.

Background

The industrial boiler products are divided into two types, namely steam for power generation or gas supply, for example, a fertilizer plant can use steam for vaporization, coal is used as a raw material, and fertilizers are synthesized, and the industrial boiler is a typical industrial boiler which mainly uses coal or gas as fuel.

This application improves to prior art, it is when using current industrial boiler, in order to guarantee the intensity of burning, need let in oxygen in order to guarantee the gas fully burns usually, and improve the intensity of burning, and among the prior art, the adoption is to carry out the oxygen suppliment through the air, and the regional industrial and agricultural production condition of difference is different, the height at height above sea is also different, the oxygen content is naturally different in the regional air, so the oxygen in the air is simply leaned on to pump into in the region that the oxygen content is low, and be not enough to let the gas fully burn, its structure is optimized inadequately, the design is reasonable inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial boiler that possesses regulatory function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an industrial boiler with a regulating function, comprising:

the boiler comprises a boiler shell, wherein a flashback chamber and a corrugated furnace are respectively arranged in the boiler shell, and a heat exchange tube is arranged above the left side of the boiler shell in an inserting manner;

and the air outlet end of the oxygen supply assembly is positioned inside the boiler outer shell and is connected with an air inlet arranged at the bottom of the corrugated furnace pipe.

As a further aspect of the present invention: the oxygen suppliment subassembly is responsible for including dividing the oxygen, divide the oxygen to be responsible for all welding directly over each exhaust vent at top and have a branch oxygen branch pipe, divide the welding of air intake department at the oxygen person in charge back to have a hybrid tube, and the air inlet end of hybrid tube is connected with the air-out end of air-blower.

As a further aspect of the present invention: the air-out department welding that the hybrid tube top is close to the air-blower direction has the oxygen supply pipe, and installs the control valve on the oxygen supply pipe, the air inlet end at oxygen supply pipe top is connected with the air-out end of oxygen cylinder, the air-out department at hybrid tube top and keep away from the air-blower direction installs oxygen concentration sensor.

As the utility model discloses further scheme again: the annular plate is all installed to the inside both sides of hybrid tube, and the opposite face welding of both sides annular plate has four horizontal poles, four it has multiunit hybrid blade to be equidistant welding between the horizontal pole, and hybrid blade comprises levogyration piece and dextrorotation piece, and levogyration piece is relative setting with right choice.

As a further aspect of the present invention: a water level sensor is installed on the right side of the top of the boiler shell, two air pipes are further installed on the top of the boiler shell, and a pressure gauge is installed on the top end of the air pipe on the right side.

As the utility model discloses further scheme again: and a negative pressure pipe is arranged at the top end of the air pipe on the left side, and the air outlet end of the negative pressure pipe is fixedly connected with the air inlet end of an air suction pump.

As a further aspect of the present invention: the utility model discloses a smoke exhaust device, including boiler shell, combustor, tempering chamber, smoke exhaust pipe, the combustor is installed in boiler shell's left side, and the flame projecting end of combustor is located the inside of ripple furnace courage, the right side of tempering chamber is gone out the cigarette end and is installed the pipe of discharging fume, boiler shell's bottom welding has the chassis.

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

1. the utility model discloses, detect the inside pressure of boiler shell by the manometer, the aspiration pump produces negative pressure suction, carries out the evacuation through negative pressure pipe and left trachea to boiler shell's inside to reduce the inside pressure of boiler shell, make the inside low pressure environment that does not have the air almost of forming of boiler shell, utilize water low temperature boiling under the low pressure to produce, make water flash evaporation, with the loss that reduces fuel.

2. The utility model discloses, by the air-blower air of getting from external pump to through the main pipe of oxygen separation, the oxygen separation is responsible for and is carried the inside of ripple stove courage with the branch oxygen branch pipe, to the inside delivery air of ripple stove courage, be equivalent to promptly to the inside delivery oxygen of ripple stove courage, oxygen is favorable to the abundant burning of gas, increases its combustion strength, and a plurality of settings of branch oxygen branch pipe, improve homogeneity and the comprehensiveness to the inside oxygen of carrying of ripple stove courage.

3. The utility model discloses, oxygen concentration sensor detects the oxygen concentration in the air through the hybrid tube, carry out the oxygenating operation when oxygen is thin, make the inside oxygen concentration of ripple stove courage reach the degree that is enough to the abundant burning of gas, and then guaranteed the combustion strength, and simultaneously, if oxygen concentration sensor records oxygen content sufficient, with the aperture of the adjustable little control valve or directly close the control valve, with the supplementary of oxygen that reduces or directly closes, realize the regulation of oxygen feeding, its structure is optimized more, it is more reasonable to design.

4. This practicality, when oxygen and air process mixing tube's inside, it can strike mixing vane many times on, and the levogyration piece on the mixing vane makes air and oxygen mix with the right selection piece, makes the oxygen content that gets into in the inside air current of ripple furnace courage comparatively even.

Drawings

FIG. 1 is a schematic view of an industrial boiler with a regulating function;

FIG. 2 is a side view of a mixing tube in an industrial boiler with a modulating function;

fig. 3 is a partial sectional view of a mixing pipe in an industrial boiler having a regulation function.

In the figure: boiler shell 1, chassis 2, flashback chamber 3, ripple furnace pipe 4, oxygen suppliment subassembly 5, combustor 6, exhaust pipe 7, level sensor 8, trachea 9, manometer 10, heat exchange tube 11, aspiration pump 12, negative pressure pipe 13, hybrid tube 14, divide oxygen main pipe 15, divide oxygen branch pipe 16, oxygen concentration sensor 17, control valve 18, oxygen cylinder 19, oxygen suppliment pipe 20, air-blower 21, ring board 22, horizontal pole 23, mixing vane 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 all belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution, an industrial boiler with an adjusting function, comprising:

the boiler comprises a boiler shell 1, wherein a heating medium water inlet pipe is further arranged on the boiler shell 1, a flashback chamber 3 and a corrugated furnace pipe 4 are respectively arranged in the boiler shell 1, opposite ends of the flashback chamber 3 and the corrugated furnace pipe 4 are connected in a welding manner, and a heat exchange pipe 11 is arranged above the left side of the boiler shell 1 in an inserting manner;

and an oxygen supply component 5, wherein the air outlet end of the oxygen supply component 5 is positioned inside the boiler outer shell 1 and is connected with an air inlet arranged at the bottom of the corrugated furnace pipe 4.

Oxygen supply assembly 5 is responsible for 15 including dividing the oxygen, divide the oxygen to be responsible for 15 and install on chassis 2, divide the oxygen to be responsible for all welding directly over each exhaust vent at 15 tops and have a branch oxygen pipe 16, and divide branch oxygen pipe 16 to be connected with ripple furnace courage 4, and inside intercommunication, a plurality of settings that divide branch oxygen pipe 16, improve homogeneity and the wholeness to the inside oxygen of carrying of ripple furnace courage 4, divide the welding of the air intake department at the 15 backs of oxygen person in charge to have a hybrid tube 14, and the air inlet end of hybrid tube 14 is connected with air-out end of air-blower 21.

The top of the mixing pipe 14 and the air outlet close to the direction of the blower 21 are welded with an oxygen supply pipe 20, and the oxygen supply pipe 20 is provided with a control valve 18, the air inlet end at the top of the oxygen supply pipe 20 is connected with the air outlet end of an oxygen bottle 19, the top of the mixing pipe 14 and the air outlet far away from the direction of the blower 21 are provided with an oxygen concentration sensor 17, the tail end of the mixing pipe 14 is provided with the oxygen concentration sensor 17, the oxygen concentration sensor 17 detects the oxygen concentration in the air passing through the mixing pipe 14, if the oxygen concentration is too low, the control valve 18 is opened to enable the oxygen in the oxygen bottle 19 to enter the mixing pipe 14 through the oxygen supply pipe 20, the oxygen and the air are conveyed to the inside of the corrugated furnace liner 4, when the oxygen is thin, oxygen supplement operation is carried out, the oxygen concentration conveyed to the inside of the corrugated furnace liner 4 reaches the degree enough for full combustion of the fuel gas, further, the combustion intensity is ensured, meanwhile, if the oxygen concentration sensor 17 detects that the oxygen content is sufficient, the opening of the adjustable small control valve 18 is closed directly, so as to reduce or directly close the supplement of the oxygen, the regulation of the oxygen feeding is realized, the structure optimization and the design is more reasonable.

Ring plate 22 is all installed to the inside both sides of hybrid tube 14, and the opposite face welding of both sides ring plate 22 has four horizontal poles 23, it has multiunit mixing blade 24 to be equidistant welding between four horizontal poles 23, mixing blade 24 comprises levogyration piece and dextrorotation piece, and levogyration piece is relative setting with right choice, levogyration piece is semi-circular with dextrorotation piece, when oxygen and air pass through hybrid tube 14's inside, it can strike mixing blade 24 many times on, levogyration piece and the dextrorotation piece on the mixing blade 24 make air and oxygen mix, the oxygen content that makes into in the inside air current of ripple furnace courage 4 is comparatively even.

Water level sensor 8 is installed on the right side at boiler shell 1 top, carries out real-time detection to the surface of water degree of depth of heat medium water in boiler shell 1 inside by water level sensor 8, prevents the lack of water, and two trachea 9 are still installed at boiler shell 1's top, and manometer 10 is installed on the top of right side trachea 9.

Negative pressure pipe 13 is installed on the top of left side trachea 9, and install vacuum check valve and three-way solenoid valve on the negative pressure pipe 13 respectively, the inlet end of negative pressure pipe 13's the end fixedly connected with aspiration pump 12 of giving vent to anger, detect the inside pressure of boiler shell 1 by manometer 10, aspiration pump 12 produces negative pressure suction, carry out the evacuation through negative pressure pipe 13 and left trachea 9 to boiler shell 1's inside, with reduce the inside pressure of boiler shell 1, make the inside low pressure environment that does not have the air almost of formation of boiler shell 1, utilize water low temperature boiling product under the low pressure, make water evaporate fast, with the loss of reduction fuel.

The left side of the boiler shell 1 is provided with a combustor 6, the flame spraying end of the combustor 6 is positioned inside the corrugated furnace pipe 4, the right smoke outlet end of the flashback chamber 3 is provided with a smoke exhaust pipe 7, the smoke exhaust end of the smoke exhaust pipe 7 is positioned on the right side of the boiler shell 1, and the bottom of the boiler shell 1 is welded with a bottom frame 2.

The utility model discloses a theory of operation is:

when the water level sensor is used, the heat medium water enters the interior of the boiler shell 1 through the heat medium water inlet pipe, and the water level sensor 8 detects the water level depth of the heat medium water in the interior of the boiler shell 1 in real time;

the burner 6 is filled with gas and ignited, flame is burned in the corrugated furnace pipe 4 and used for heating coal water in the boiler shell 1, steam generated by heating floats upwards and adheres to the outer wall of the heat exchange pipe 11, and cold water in the heat exchange pipe 11 is heated by the steam through condensation heat exchange with the heat exchange pipe 11, so that hot water is supplied;

the pressure inside the boiler shell 1 is detected by a pressure gauge 10, a suction pump 12 generates negative pressure suction, and the inside of the boiler shell 1 is vacuumized through a negative pressure pipe 13 and a left air pipe 9, so that a low-pressure environment almost without air is formed inside the boiler shell 1;

air is pumped by the blower 21 from the outside, and is conveyed to the inside of the corrugated furnace pipe 4 through the oxygen distribution main pipe 15, the oxygen distribution main pipe 15 and the oxygen distribution branch pipes 16, and the air is conveyed to the inside of the corrugated furnace pipe 4, namely, the oxygen is conveyed to the inside of the corrugated furnace pipe 4, so that the oxygen is beneficial to full combustion of fuel gas, and the combustion intensity of the fuel gas is increased;

an oxygen concentration sensor 17 is installed at the tail end of the mixing pipe 14, the oxygen concentration sensor 17 detects the oxygen concentration in the air passing through the mixing pipe 14, if the oxygen concentration is too low, a control valve 18 is opened to enable the oxygen in an oxygen bottle 19 to enter the mixing pipe 14 through an oxygen supply pipe 20, the oxygen and the air are conveyed to the interior of the corrugated furnace pipe 4, and oxygen supplementing operation is carried out when the oxygen is thin;

meanwhile, if the oxygen concentration sensor 17 detects that the oxygen content is sufficient, the opening degree of the control valve 18 can be adjusted or the control valve 18 can be directly closed, so as to reduce or directly close the oxygen supplement.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An industrial boiler that possesses regulatory function which characterized in that: the method comprises the following steps:

the boiler comprises a boiler shell (1), wherein a flashback chamber (3) and a corrugated furnace pipe (4) are respectively arranged in the boiler shell (1), and a heat exchange tube (11) is arranged above the left side of the boiler shell (1) in an inserting manner;

and the air outlet end of the oxygen supply component (5) is positioned inside the boiler shell (1) and is connected with an air inlet arranged at the bottom of the corrugated furnace pipe (4).

2. The industrial boiler with the adjusting function according to claim 1, wherein: oxygen suppliment subassembly (5) are responsible for (15) including dividing the oxygen, divide the oxygen to be responsible for all welding directly over each exhaust vent at (15) top and have branch oxygen branch pipe (16), divide the welding of air intake department at the oxygen is responsible for (15) the back to have hybrid tube (14), and the air inlet end of hybrid tube (14) is connected with the air-out end of air-blower (21).

3. The industrial boiler with the adjusting function according to claim 2, wherein: mixing tube (14) top and the welding of the air-out hole department that is close to air-blower (21) direction have oxygen supply pipe (20), and supply to install control valve (18) on oxygen pipe (20), the air inlet end that supplies oxygen pipe (20) top is connected with the air-out end of oxygen cylinder (19), mixing tube (14) top is kept away from the air-out hole department of air-blower (21) direction and is installed oxygen concentration sensor (17).

4. The industrial boiler with a regulating function according to claim 3, wherein: ring plate (22) are all installed to the inside both sides of hybrid tube (14), and the opposite face welding of both sides ring plate (22) has four horizontal poles (23), four it has multiunit hybrid blade (24) to be equidistant welding between horizontal pole (23), and hybrid blade (24) comprise levogyration piece and dextrorotation piece, and levogyration piece is relative setting with right choice.

5. The industrial boiler with the adjusting function according to claim 1, wherein: water level sensor (8) are installed on the right side at boiler shell (1) top, two trachea (9) are still installed at the top of boiler shell (1), and manometer (10) are installed on the top of right side trachea (9).

6. The industrial boiler with a regulating function according to claim 5, wherein: a negative pressure pipe (13) is installed at the top end of the air pipe (9) on the left side, and the air outlet end of the negative pressure pipe (13) is fixedly connected with the air inlet end of an air suction pump (12).

7. The industrial boiler with the adjusting function according to claim 1, wherein: combustor (6) are installed in the left side of boiler shell (1), and the flame projecting end of combustor (6) is located the inside of ripple stove courage (4), smoke exhaust pipe (7) are installed to the right side play cigarette end of flashback chamber (3), the bottom welding of boiler shell (1) has chassis (2).