CN219913018U - Clean type combustion furnace chamber for gas steam boiler - Google Patents

Abstract

The utility model discloses a clean combustion furnace chamber for a gas steam boiler, which comprises a gas steam boiler main body and a burner. According to the utility model, the first oxygen spray head, the second oxygen spray head and the igniter are adopted, in the actual use process, when the fuel gas enters the combustion furnace chamber through the burner, the oxygen can be supplemented and sprayed out through the first oxygen spray head at the forefront end, so that the content of the combustion improver is improved, the fuel gas entering the combustion furnace chamber can be fully combusted, the phenomenon of carbon deposition caused by insufficient combustion in the combustion furnace chamber is reduced, after the primary combustion of the fuel gas is finished, the fuel gas and the fuel gas which are not fully combusted can flow forwards, at the moment, the ignition operation can be carried out on the fuel gas again through the igniter at the innermost end of the combustion furnace chamber, and the fuel gas is secondarily combusted under the supplement of the combustion improver of the second oxygen spray head, so that the overall combustion effect is further improved, and the full combustion is realized.

Description

Clean type combustion furnace chamber for gas steam boiler

Technical Field

The utility model relates to the technical field of boilers, in particular to a clean combustion furnace chamber for a gas-steam boiler.

Background

The natural gas steam boiler is a kind of gas steam boiler, natural gas is used as fuel, the heat released in the boiler heats water in the boiler and enables the water to be vaporized into steam, the water is heated in the boiler barrel by the energy released by the combustion of the gas fuel in the boiler continuously to rise in temperature and generate steam with pressure, the boiler is sealed because the boiling point of the water rises along with the rising of the pressure, the expansion of the water steam in the boiler is limited to generate pressure to form thermal power, the water steam of the boiler is strictly formed by heating the water to saturated water at constant pressure in the boiler barrel and then vaporizing the water, the natural gas steam boiler is widely used as an energy source, and the generated steam is formed by vaporization of the water in the boiler when the natural gas steam boiler performs heat energy conversion.

The prior art has the following publication numbers: CN218033081U is a natural gas steam boiler device with cleaning function, comprising a steam boiler and a cleaning water tank, wherein the left side of the lower end of the steam boiler is provided with a burner body. This natural gas steam boiler device with clean function can add acetic acid in clean water tank through the feeder hopper to add suitable water source through the inlet tube, make acetic acid and water mix, then send into in the heating water tank through connecting water pipe, make acetic acid decompose the incrustation scale in the water tank, and get rid of tobacco pipe surface absorptive incrustation scale, the incrustation scale after the decomposition gets into the blowdown box, drive the transfer line through driving motor and rotate, helical blade promotes the incrustation scale and gets into the blow off pipe and discharge, avoid incrustation scale to block up the blow off pipe, carry clean water through the feed pump and get into in the heating water tank at last, carry out secondary washing, realize the cleanness to the incrustation scale, and through blow off pipe synchronous discharge, guaranteed the clean effect of incrustation scale, the practicality has been improved.

But current gas steam boiler produces a large amount of flue gas easily when using, causes the insufficient appearance of burning, and the combustion furnace chamber is inside to produce carbon deposition easily this moment, and the long-time thickening that can cause the pipe wall that moves down leads to the heat transfer to be obstructed, influences the follow-up heating effect to inside moisture, causes thermal endless waste, and follow-up clearance maintenance to the combustion furnace chamber is more loaded down with trivial details moreover, influences operating efficiency.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a clean combustion furnace chamber for a gas steam boiler, which has the advantages of full combustion, convenient carbon deposit cleaning and convenient treatment, thereby solving the problems in the prior art.

(II) technical scheme

In order to realize the advantages of full combustion and convenient and fast carbon deposit cleaning and treatment, the utility model adopts the following specific technical scheme:

the clean type combustion furnace chamber for the gas steam boiler comprises a gas steam boiler main body and a combustor, wherein the combustion furnace chamber is fixedly arranged at the surface position of the bottom end inside the gas steam boiler main body, a plurality of groups of first oxygen spray heads and second oxygen spray heads are symmetrically arranged at the surface positions of the two ends inside the combustion furnace chamber in a surrounding mode respectively, a fixing plate is fixedly arranged at the surface position of one side of the combustion furnace chamber between the second oxygen spray heads, an igniter is symmetrically arranged at the surface position of the two ends of the fixing plate, a heat-resistant screw rod is arranged at the middle position inside the combustion furnace chamber in a supporting mode, one end of the heat-resistant screw rod is connected with a motor through bevel gear meshing, the motor is positioned at the outer surface position of the gas steam boiler main body, a driving ring is sleeved on the periphery of the heat-resistant screw rod, a plurality of groups of telescopic rods are uniformly arranged at the surface positions of the driving ring in a surrounding mode, springs are fixedly arranged at the top end surfaces of the telescopic rods, air suction pipes are symmetrically arranged at the two ends of the two sides of the heat-resistant screw rod, air suction pipes are internally provided with valves, and one ends of the air suction pipes are connected with an external fan.

Further, one end of the combustion furnace chamber penetrates through one side of the gas steam boiler main body to be connected with the burner, the other end of the combustion furnace chamber is connected with a first smoke chamber, the top end of the first smoke chamber is connected with a second smoke chamber through a long smoke pipe, and the periphery of the long smoke pipe is wrapped with a heating water tank.

Further, one end of the first smoke chamber penetrates through one side of the gas steam boiler main body and is connected with the smoke exhaust box through a pipeline.

Further, oxygen conveying pipes are symmetrically arranged on the two side surfaces of the bottom of the gas steam boiler body, and one end of each oxygen conveying pipe penetrates through one side of the gas steam boiler body and is connected with the first oxygen spray head and the second oxygen spray head through pipelines.

Furthermore, the two end surfaces of the heat-resistant screw rod are respectively connected with a bracket.

Further, the surface of the brush ring is provided with an arc-shaped groove.

Furthermore, the brush on the surface of the brush ring is made of metal materials.

Further, the oxygen supply amount of the first oxygen spray head is larger than that of the second oxygen spray head.

(III) beneficial effects

Compared with the prior art, the utility model provides the clean combustion furnace chamber for the gas steam boiler, which has the following beneficial effects:

(1) According to the utility model, the first oxygen spray head, the second oxygen spray head and the igniter are adopted, in the actual use process, when the fuel gas enters the combustion furnace chamber through the burner, the oxygen can be sprayed out in a supplementing way through the first oxygen spray head at the forefront end, so that the content of the combustion improver is improved, the fuel gas entering the combustion furnace chamber can be fully combusted, the phenomenon of carbon deposition caused by insufficient combustion in the combustion furnace chamber is reduced, after the primary combustion of the fuel gas is finished, the fuel gas and the fuel gas which are not fully combusted can flow forwards, at the moment, the ignition operation can be carried out on the fuel gas again through the igniter at the innermost end of the combustion furnace chamber, and the fuel gas is subjected to secondary combustion under the supplement of the combustion improver of the second oxygen spray head, so that the fuel gas entering the combustion furnace chamber can be fully utilized, and the full combustion is realized.

(2) According to the utility model, after the combustion furnace chamber is used for a long time, carbon deposition is inevitably generated in the combustion furnace chamber, at the moment, the heat-resistant screw rod can be driven to repeatedly rotate through the operation of the motor, so that the driving ring is driven to reciprocate, carbon deposition on the inner wall of the combustion furnace chamber can be continuously scraped in and out during the movement, meanwhile, due to the concave-convex structure of the combustion furnace chamber and the centrifugal force generated during the rotation of the driving ring, the telescopic rod and the spring can be driven to perform corresponding telescopic operation, so that the brush ring can be continuously abutted against the inner surface of the combustion furnace chamber, the thorough cleaning treatment of the combustion furnace chamber is realized, the cleaning operation of the combustion furnace chamber is realized through the extraction of an external fan and the extraction of the carbon deposition floating in the combustion furnace chamber along the air suction pipe, the subsequent reduction of the heat conduction effect caused by the increase of the thickness of the inner wall of the combustion furnace chamber is avoided, and the subsequent utilization effect of heat is further improved, and the advantages of cleaning and convenient treatment of the carbon deposition are realized.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a clean type combustion furnace chamber for a gas steam boiler according to the present utility model;

FIG. 2 is a schematic diagram of the connection of the motor and the heat resistant wire rod of the present utility model;

FIG. 3 is a schematic view of the construction of the brush ring of the present utility model;

FIG. 4 is a schematic illustration of the connection of a first oxygen lance of the present utility model.

In the figure:

1. a gas steam boiler body; 2. a first oxygen lance; 3. a drive ring; 4. a telescopic rod; 5. a spring; 6. a brush ring; 7. a heat-resistant screw rod; 8. a valve; 9. an air suction pipe; 10. a motor; 11. a second oxygen lance; 12. an oxygen delivery tube; 13. an igniter; 14. a first smoke chamber; 15. a fixing plate; 16. a smoke exhaust box; 17. a long smoke tube; 18. heating the water tank; 19. a second smoke chamber; 20. a combustion chamber; 21. a burner.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, a clean type combustion furnace chamber for a gas steam boiler is provided.

The utility model is further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-4, the clean type combustion furnace chamber for the gas steam boiler according to the embodiment of the utility model comprises a gas steam boiler main body 1 and a burner 21, wherein the combustion furnace chamber 20 is fixedly arranged at the surface position of the bottom end inside the gas steam boiler main body 1, a plurality of groups of first oxygen spray heads 2 and second oxygen spray heads 11 are respectively and symmetrically arranged at the surface position of the two ends inside the combustion furnace chamber 20 in a surrounding manner, a fixing plate 15 is fixedly arranged at the surface position of one side of the second oxygen spray heads 11, an igniter 13 is symmetrically arranged at the surface position of the two ends of the fixing plate 15, a heat-resistant lead screw 7 is arranged at the middle position inside the combustion furnace chamber 20, one end of the heat-resistant lead screw 7 is connected with a motor 10 through bevel gear engagement, the motor 10 is positioned at the outer surface position of the gas steam boiler main body 1, a driving ring 3 is sleeved on the periphery of the heat-resistant lead screw 7, a plurality of groups of telescopic rods 4 are uniformly arranged around the surface position of the driving ring 3, springs 5 are sleeved on the periphery of the telescopic rods 4, brush rings 6 are fixedly arranged at the surface positions of the top ends of the telescopic rods 4, valves 9 are symmetrically arranged at the surface positions of the two ends of the heat-resistant lead screw 7 are arranged at the two sides inside the combustion furnace chamber 20, 9, and are respectively arranged at the surface positions of the two sides of the side of the combustion furnace chamber, 9, and 9 are respectively, and are internally provided with a valve 8 and 9 and one end is connected with an external fan.

In one embodiment, one end of the combustion furnace chamber 20 penetrates through one side of the gas steam boiler body 1 to be connected with the burner 21, the other end of the combustion furnace chamber 20 is connected with the first smoke chamber 14, the top end of the first smoke chamber 14 is connected with the second smoke chamber 19 through the long smoke pipe 17, and the heating water tank 18 is wrapped on the periphery of the long smoke pipe 17.

In one embodiment, one end of the first smoke chamber 14 penetrates through one side of the gas steam boiler body 1 and is connected with the smoke exhaust box 16 through a pipeline, and the first smoke chamber 14, the second smoke chamber 19, the long smoke pipe 17, the heating water tank 18 and the smoke exhaust box 16 are all common structures of the gas steam boiler.

In one embodiment, oxygen delivery pipes 12 are symmetrically arranged on two side surfaces of the bottom of the gas steam boiler body 1, and one end of each oxygen delivery pipe 12 penetrates through one side of the gas steam boiler body 1 and is connected with the first oxygen spray head 2 and the second oxygen spray head 11 through pipelines.

In one embodiment, the two end surfaces of the heat-resistant screw rod 7 are both connected with brackets, the brackets play a role in bearing the heat-resistant screw rod 7, the heat-resistant screw rod 7 is a screw rod structure capable of bearing high temperature and is made of high-temperature-resistant metal, and the melting point of the heat-resistant screw rod is higher than the highest temperature in the combustion furnace chamber 20.

In one embodiment, the surface of the brush ring 6 is provided with an arc-shaped groove, and the arc-shaped groove is mainly used for attaching to the concave-convex structure of the combustion furnace chamber 20, so that carbon deposition on the surface of the convex structure can be better cleaned, and the overall cleaning effect is improved.

In one embodiment, the brush on the surface of the brush ring 6 is made of metal, and the metal ensures that the brush cannot be easily melted in flame, and ensures the use effect.

In one embodiment, the first oxygen jets 2 supply oxygen more than the second oxygen jets 11, the change in oxygen supply being primarily to accommodate the change in the amount of gas that needs to be treated.

Working principle: in the actual use process, when the fuel gas enters the combustion furnace chamber 20 through the burner 21 and then is sprayed out through the first oxygen spray head 2 at the forefront end, so as to improve the content of the combustion improver, the fuel gas entering the combustion furnace chamber 20 can be fully combusted, so as to reduce the occurrence of carbon deposition phenomenon caused by insufficient combustion in the combustion furnace chamber, after the fuel gas is initially combusted, the fuel gas and the fuel gas which is not fully combusted can flow forwards, at the moment, the fuel gas can be ignited again through the igniter 13 at the forefront end of the combustion furnace chamber 20, and the fuel gas is secondarily combusted under the supplement of the combustion improver of the second oxygen spray head 11, so that the fuel gas entering the device can be fully utilized, and after the combustion furnace chamber 20 is used for a long time, the inside of the furnace chamber is inevitably carbon deposition, at the moment, the heat-resistant screw rod 7 can be driven to repeatedly rotate through the operation of the motor 10, the driving ring 3 is driven to reciprocate, the brush ring 6 continuously scrapes carbon deposition on the inner wall of the combustion furnace chamber 20 during the movement, meanwhile, the telescopic rod 4 and the spring 5 can be driven to correspondingly stretch and retract due to the concave-convex structure of the combustion furnace chamber 20 and the centrifugal force generated during the rotation of the driving ring 3, so that the brush ring 6 can be continuously abutted against the inner surface of the combustion furnace chamber 20, the thorough cleaning treatment of the furnace chamber is realized, the cleaning operation of the combustion furnace chamber 20 is realized through the extraction of an external fan and the extraction of the carbon deposition floating inside along the air suction pipe 9, the subsequent reduction of the heat conduction effect caused by the increase of the thickness of the inner wall of the furnace chamber is avoided, the subsequent heat utilization effect is further improved, the device has the advantages of full combustion, carbon deposit cleaning and convenient treatment.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. The clean combustion furnace chamber for the gas steam boiler comprises a gas steam boiler main body (1) and a combustor (21), and is characterized in that the combustion furnace chamber (20) is fixedly arranged at the surface position of the bottom end inside the gas steam boiler main body (1), a plurality of groups of first oxygen spray heads (2) and second oxygen spray heads (11) are symmetrically and circumferentially arranged at the surface positions of the two ends inside the combustion furnace chamber (20) respectively, a fixed plate (15) is fixedly arranged at the surface position of one side of the combustion furnace chamber (20) between the second oxygen spray heads (11), an igniter (13) is symmetrically arranged at the surface position of the two ends of the fixed plate (15), a heat-resistant screw (7) is arranged at one end of the heat-resistant screw (7) in a meshing manner through a bevel gear, a motor (10) is arranged at the outer surface position of the gas steam boiler main body (1), a plurality of groups of telescopic rods (4) are uniformly and circumferentially sleeved on the outer periphery of the heat-resistant screw (7), springs (5) are circumferentially arranged at the outer periphery of the telescopic rods (4), two ends of the telescopic rods (4) are symmetrically arranged at the surface positions of the two sides of the combustion furnace chamber (20), the air suction pipe (9) is internally provided with a valve (8), and one end of the air suction pipe (9) is connected with an external fan.

2. The clean type combustion furnace chamber for a gas steam boiler according to claim 1, wherein one end of the combustion furnace chamber (20) penetrates through one side of the gas steam boiler main body (1) and is connected with a burner (21), the other end of the combustion furnace chamber (20) is connected with a first smoke chamber (14), the top end of the first smoke chamber (14) is connected with a second smoke chamber (19) through a long smoke pipe (17), and the periphery of the long smoke pipe (17) is wrapped with a heating water tank (18).

3. A clean type combustion furnace chamber for a gas steam boiler according to claim 2, wherein one end of the first smoke chamber (14) penetrates through one side of the gas steam boiler body (1) and is connected with the smoke discharging box (16) through a pipeline.

4. The clean type combustion furnace chamber for a gas steam boiler according to claim 1, wherein oxygen conveying pipes (12) are symmetrically arranged on two side surfaces of the bottom of the gas steam boiler body (1), and one end of each oxygen conveying pipe (12) penetrates through one side of the gas steam boiler body (1) and is connected with the first oxygen spray head (2) and the second oxygen spray head (11) through pipelines.

5. The clean type combustion furnace chamber for a gas steam boiler according to claim 1, wherein the heat resistant screw rods (7) are connected with brackets at both end surface positions.

6. A clean type combustion furnace chamber for a gas steam boiler according to claim 1, characterized in that the brush ring (6) is provided with arc-shaped grooves on its surface.

7. A clean type combustion furnace chamber for a gas steam boiler according to claim 1, wherein the brush ring (6) surface brushes are made of metal material.

8. The clean-type combustion furnace chamber for a gas steam boiler according to claim 1, wherein the oxygen supply amount of the first oxygen nozzle (2) is larger than the oxygen supply amount of the second oxygen nozzle (11).