CN218627275U

CN218627275U - Ultralow nitrogen discharge hot water boiler

Info

Publication number: CN218627275U
Application number: CN202223086575.9U
Authority: CN
Inventors: 姜凯
Original assignee: Shaanxi Dexin Thermal Energy Technology Co ltd
Current assignee: Shaanxi Dexin Thermal Energy Technology Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-03-14
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses an ultralow nitrogen discharges boiler relates to the boiler field, including the boiler main part, the bottom side fixed mounting of boiler main part has unable adjustment base, and fixed mounting has control box and discharge box in the boiler main part, and one side of boiler main part is provided with the purifying box, and fixed mounting has transmission pipeline on the purifying box, and transmission pipeline's one end is connected on discharging the box, installs the exothermic structure of burning in the boiler main part, installs the gas cleaning structure in the purifying box. The utility model discloses, utilize fuel injection pipe and oxygen injection pipe to pour into the oxygen and the fuel of suitable proportion into in the inside of mixing the storehouse to reach the best combustion ratio, utilize the extrusion of pump machine and the moulding effect of pressurization shower nozzle simultaneously, realize that fuel presents spiral combustion effect in the inside of combustion chamber, realize the abundant burning of fuel, reduce the insufficient result of burning, and then reach the effect that reduces the emission.

Description

Ultralow nitrogen discharge hot water boiler

Technical Field

The utility model relates to a boiler technical field especially relates to an ultralow nitrogen discharges boiler.

Background

The understanding of the popular points of the ultra-low nitrogen gas boiler is an upgraded version of a common boiler, and the standard of nitrogen oxides discharged by tail gas of the gas boiler can be further optimized, so that the discharge standard is reduced; fully contact with the air before the burning, carry out the mixture of a certain proportion, can reach better combustion state, ultralow nitrogen gas boiler's effect is exactly the thermal efficiency that further improves the boiler, reduces the running cost of boiler, reduces the content emission of the nitrogen oxide in the tail gas, reaches national environmental protection policy.

Among the prior art, when the boiler is inside through the burning heating, be exactly to fossil fuel's utilization, because different fuel all can produce partly emission after the burning, traditional boiler is not enough to the utilization of fuel, and the fuel that does not fully burn discharges with the emission together, causes a large amount of harmful gas to appear, consequently needs an ultralow nitrogen to discharge hot water boiler and satisfies people's demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultralow nitrogen discharges boiler to solve the traditional boiler that proposes in the above-mentioned background art and to the utilization of fuel not abundant, lead to not fully burning's fuel and emission together to discharge, cause the problem that a large amount of harmful gas appear.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ultralow nitrogen discharges boiler, includes the boiler main part, the bottom side fixed mounting of boiler main part has unable adjustment base, and fixed mounting has the control box and discharges the case in the boiler main part, and one side of boiler main part is provided with the purifying box, and fixed mounting has transmission pipeline on the purifying box, and the one end of transmission pipeline is connected on discharging the case, installs the exothermic structure of burning in the boiler main part, install the gas cleaning structure in the purifying box.

Preferably: the combustion heat release structure comprises a combustion chamber and a pump, the combustion chamber is arranged in the boiler body, a mixing bin is fixedly arranged in the combustion chamber, the pump is fixedly arranged on the side face of the boiler body, and the pump is matched with the mixing bin.

Preferably: mix the storehouse and go up fixed mounting and have oxygen injection pipeline and fuel injection pipeline, the inner wall of mixing the storehouse rotates installs the pivot, and fixed mounting has a plurality of rotation impellers in the pivot.

Preferably: a plurality of pressurizing nozzles are fixedly installed at the annular output end of the mixing bin at equal intervals and are of a spiral structure.

Preferably: and the inner wall of the combustion chamber is annularly and fixedly provided with an inner guide strip, and the inner guide strip is matched with the mixing bin.

Preferably: the flue gas purification structure comprises an absorption chamber and a pipeline, wherein the absorption chamber is opened in the purification box, one end of the pipeline is fixedly installed on the absorption chamber, the other end of the pipeline is fixedly connected onto a transmission pipeline, a discharge pipeline is fixedly installed on the absorption chamber, and one end of the discharge pipeline extends out of the purification box.

Preferably: the absorption chamber is fixedly provided with a servo motor, and the part of the output end of the servo motor extending into the absorption chamber is fixedly provided with a plurality of stirring blades.

Preferably: the bottom side of the absorption chamber is fixedly provided with an installation block, the top side of the installation block is fixedly provided with a plurality of spray heads, and the installation block is connected with a pipeline.

The utility model has the advantages that:

the utility model discloses in, through the setting of the exothermic structure of burning, utilize fuel injection pipe and oxygen injection pipe to pour into the oxygen and the fuel of suitable proportion into in the inside of mixing the storehouse, and utilize mutually supporting of pivot and impeller, even with its abundant mixing stirring, thereby reach the best burning proportion, utilize the extrusion of pump machine and the moulding effect of pressurization shower nozzle simultaneously, realize that fuel presents spiral combustion effect in the inside of combustion chamber, utilize the direction inner strip on the combustion chamber inner wall to accelerate the flow of flame simultaneously, further strengthen the effect of fuel burning, realize the abundant burning of fuel, reduce the insufficient result of burning, and then reach the effect that reduces the emission.

The utility model discloses in, through the setting of purifying box, because inevitable meeting contains some pollution particles in the flue gas, utilize mutually supporting of stirring leaf and shower nozzle, guarantee the flue gas and absorb solution intensive mixing, absorb the pollution particles in the flue gas to solution in, and then reach the purpose that reduces boiler emission.

Drawings

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

fig. 2 is a schematic view of the internal structure of the main body according to the present invention;

fig. 3 is a schematic view of a part of the combustor according to the present invention;

fig. 4 is a schematic structural view of the inside of the purification box provided by the present invention.

In the figure: 100. a boiler main body; 101. a fixed base; 102. a control box; 103. a discharge tank; 104. a pump machine; 200. a purification box; 201. a transport pipeline; 300. a combustion chamber; 301. a mixing bin; 302. a pressurized spray head; 303. an oxygen injection conduit; 304. a fuel injection conduit; 305. a rotating shaft; 306. rotating the impeller; 307. guiding the inner strip; 400. an absorption chamber; 401. a pipeline; 402. a discharge conduit; 403. mounting blocks; 404. a spray head; 405. a servo motor; 406. stirring the leaves.

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.

Referring to fig. 1-4, an ultra-low nitrogen discharging hot water boiler comprises a boiler main body 100, a fixed base 101 is fixedly installed at the bottom side of the boiler main body 100, a control box 102 and a discharging box 103 are fixedly installed on the boiler main body 100, a purifying box 200 is arranged at one side of the boiler main body 100, a transmission pipeline 201 is fixedly installed on the purifying box 200, one end of the transmission pipeline 201 is connected to the discharging box 103, a combustion heat releasing structure is installed in the boiler main body 100, and a flue gas purifying structure is installed in the purifying box 200, when the device is used, the boiler main body 100 is firstly started, fuel in a mixing bin 301 is driven to move by a pump 104, oxygen and fuel in proper proportion are injected in the mixing bin 301 by a fuel injection pipeline 304 and an oxygen injection pipeline 303, and the oxygen and the fuel are fully mixed and stirred uniformly by mutual matching of a rotating shaft 305 and a rotating impeller 306, thereby achieving the best combustion ratio, simultaneously utilizing the extrusion of the pump 104 and the shaping effect of the pressurizing nozzles 302, the orientation of the pressurizing nozzles 302 is the same, leading the sprayed fuel to advance spirally, realizing the spiral combustion effect of the fuel in the combustion chamber 300, simultaneously utilizing the guiding inner strip 307 on the inner wall of the combustion chamber 300 to accelerate the flow of flame, further strengthening the combustion effect of the fuel due to the increased combustion distance of the flame, realizing the sufficient combustion of the fuel, reducing the products of insufficient combustion, further achieving the effect of reducing emission, the flue gas generated in the boiler main body 100 enters the absorption chamber 400 in the purifying box 200 through the transmission pipeline 201, fine bubbles can be generated through the mutual matching of the mounting block 403 and the nozzles 404, thereby strengthening the contact between the flue gas and the solution, and simultaneously using the servo motor 405 to drive the stirring blades 406 to stir the solution, the flue gas and the absorption solution are fully mixed, and pollution particles in the flue gas are absorbed into the solution, so that the aim of reducing the boiler emission is fulfilled.

Further, the combustion heat release structure comprises a combustion chamber 300 and a pump 104, the combustion chamber 300 is arranged inside the boiler main body 100, a mixing bin 301 is fixedly installed inside the combustion chamber 300, the pump 104 is fixedly installed on the side surface of the boiler main body 100, the pump 104 is matched with the mixing bin 301, the pump 104 is used for driving fuel inside the mixing bin 301 to move, oxygen and fuel in proper proportion are injected inside the mixing bin 301 through a fuel injection pipeline 304 and an oxygen injection pipeline 303, and the rotating shaft 305 and the rotating impeller 306 are matched with each other to fully mix and stir the fuel uniformly, so that the optimal combustion proportion is achieved, meanwhile, by utilizing extrusion of the pump 104 and the shaping effect of the pressurizing nozzles 302, the orientation of the pressurizing nozzles 302 is the same, so that the sprayed fuel spirally advances, the fuel presents a spiral combustion effect inside the combustion chamber 300, and meanwhile, the flow of flame is accelerated by utilizing the guiding inner strips 307 on the inner wall of the combustion chamber 300, and the combustion distance of the flame is increased, so that the fuel combustion effect is further strengthened, the full combustion is achieved, combustion of the combustion products are reduced, and the emission effect is achieved.

Further, an oxygen injection pipe 303 and a fuel injection pipe 304 are fixedly installed on the mixing bin 301, a rotating shaft 305 is rotatably installed on the inner wall of the mixing bin 301, a plurality of rotating impellers 306 are fixedly installed on the rotating shaft 305, the pump 104 is used for driving the fuel in the mixing bin 301 to move, the fuel injection pipe 304 and the oxygen injection pipe 303 are used for injecting oxygen and fuel with proper proportion into the mixing bin 301, and the rotating shaft 305 and the rotating impellers 306 are matched with each other to fully mix and stir the oxygen and the fuel uniformly, so that the optimal combustion proportion is achieved.

Further, a plurality of pressurizing nozzles 302 are fixedly installed at the output end of the mixing bin 301 at equal intervals in a ring shape, the plurality of pressurizing nozzles 302 are in a spiral structure, and by means of the extrusion of the pump 104 and the shaping effect of the pressurizing nozzles 302, the plurality of pressurizing nozzles 302 are oriented in the same direction, so that the sprayed fuel advances spirally, and the fuel is combusted in a spiral shape in the combustion chamber 300.

Furthermore, the inner wall of the combustion chamber 300 is annularly and fixedly provided with an inner guide strip 307, the inner guide strip 307 is matched with the mixing bin 301, the inner guide strip 307 on the inner wall of the combustion chamber 300 is used for accelerating the flow of flame, the combustion distance of the flame is increased, the combustion effect of the fuel is further enhanced, the full combustion of the fuel is realized, and the products with insufficient combustion are reduced.

Further, the flue gas purification structure includes absorption chamber 400 and pipeline 401, absorption chamber 400 is opened and is located in purifying box 200, the one end fixed mounting of pipeline 401 is on absorption chamber 400, the other end fixed connection of pipeline 401 is on transmission pipeline 201, fixed mounting has discharge pipe 402 on absorption chamber 400, the one end of discharge pipe 402 extends to outside purifying box 200, the inside flue gas that produces of boiler main part 100 enters into the inside absorption chamber 400 of purifying box 200 through transmission pipeline 201, can produce tiny bubble through mutually supporting of installation piece 403 and shower nozzle 404, thereby strengthen the contact of flue gas and solution, use servo motor 405 drive stirring leaf 406 stirring solution simultaneously, guarantee flue gas and absorption solution intensive mixing, absorb the pollution granule in the flue gas to in the solution, and then reach the purpose that reduces boiler emission.

Further, a servo motor 405 is fixedly installed on the absorption chamber 400, a plurality of stirring blades 406 are fixedly installed on the portion, extending into the absorption chamber 400, of the output end of the servo motor 405, the stirring blades 406 are driven by the servo motor 405 to stir the solution, the flue gas and the absorption solution are fully mixed, and pollution particles in the flue gas are absorbed into the solution.

Further, a mounting block 403 is fixedly mounted on the bottom side of the absorption chamber 400, a plurality of spray heads 404 are fixedly mounted on the top side of the mounting block 403, the mounting block 403 is connected with the pipeline 401, and fine bubbles can be generated through the mutual matching of the mounting block 403 and the spray heads 404, so that the contact between the smoke and the solution is enhanced.

The utility model discloses theory of operation:

when the device is used, firstly, the boiler main body 100 needs to be started, fuel in the mixing bin 301 is driven to move by the pump 104, oxygen and fuel in proper proportion are injected into the mixing bin 301 by the fuel injection pipeline 304 and the oxygen injection pipeline 303, the fuel is fully mixed and stirred uniformly by the mutual matching of the rotating shaft 305 and the rotating impeller 306, so that the optimal combustion proportion is achieved, meanwhile, the extrusion of the pump 104 and the shaping effect of the pressurizing nozzles 302 are utilized, the orientation of the plurality of pressurizing nozzles 302 is the same, the sprayed fuel spirally advances, so that the fuel presents a spiral combustion effect in the combustion chamber 300, meanwhile, the flow of flame is accelerated by the guide inner strips 307 on the inner wall of the combustion chamber 300, the combustion effect of the fuel is further enhanced due to the increase of the combustion distance of the flame, so that the full combustion of the fuel is achieved, combustion products are reduced, the emission effect is further achieved, the flue gas generated in the boiler main body 100 enters the absorption chamber 400 in the purification box 200 through the transmission pipeline, fine bubbles can be generated by the mutual matching of the mounting blocks 403 and the nozzles 404, so that the contact with the flue gas is enhanced, the flue gas is fully stirred, the flue gas absorption solution is driven, the flue gas absorption solution is fully stirred, and the flue gas pollution of the flue gas absorption solution is reduced, and the flue gas absorption solution is guaranteed, and the flue gas pollution of the flue gas absorption solution is reduced by the stirring motor.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An ultra-low nitrogen discharge hot water boiler comprising a boiler main body (100), characterized in that: the boiler is characterized in that a fixing base (101) is fixedly mounted at the bottom side of a boiler main body (100), a control box (102) and a discharge box (103) are fixedly mounted on the boiler main body (100), a purifying box (200) is arranged on one side of the boiler main body (100), a transmission pipeline (201) is fixedly mounted on the purifying box (200), one end of the transmission pipeline (201) is connected to the discharge box (103), a combustion heat release structure is mounted in the boiler main body (100), and a flue gas purification structure is mounted in the purifying box (200).

2. An ultra-low nitrogen discharge hot water boiler according to claim 1, characterized in that: the combustion heat release structure comprises a combustion chamber (300) and a pump (104), wherein the combustion chamber (300) is arranged in a boiler main body (100), a mixing bin (301) is fixedly arranged in the combustion chamber (300), the pump (104) is fixedly arranged on the side surface of the boiler main body (100), and the pump (104) is matched with the mixing bin (301).

3. An ultra-low nitrogen discharge hot water boiler according to claim 2, characterized in that: mix the storehouse (301) and go up fixed mounting and have oxygen injection pipeline (303) and fuel injection pipeline (304), the inner wall of mixing the storehouse (301) rotates and installs pivot (305), and fixed mounting has a plurality of rotating impeller (306) on pivot (305).

4. An ultra-low nitrogen emission hot water boiler according to claim 2, characterized in that: a plurality of pressurizing nozzles (302) are annularly and fixedly installed at the output end of the mixing bin (301) at equal intervals, and the plurality of pressurizing nozzles (302) are of spiral structures.

5. An ultra-low nitrogen discharge hot water boiler according to claim 2, characterized in that: and a guide inner strip (307) is annularly and fixedly arranged on the inner wall of the combustion chamber (300), and the guide inner strip (307) is matched with the mixing bin (301).

6. An ultra-low nitrogen emission hot water boiler according to claim 1, characterized in that: the flue gas purification structure comprises an absorption chamber (400) and a pipeline (401), wherein the absorption chamber (400) is opened in the purification box (200), one end of the pipeline (401) is fixedly installed on the absorption chamber (400), the other end of the pipeline (401) is fixedly connected onto a transmission pipeline (201), a discharge pipeline (402) is fixedly installed on the absorption chamber (400), and one end of the discharge pipeline (402) extends out of the purification box (200).

7. An ultra-low nitrogen emission hot water boiler according to claim 6, characterized in that: a servo motor (405) is fixedly installed on the absorption chamber (400), and a plurality of stirring blades (406) are fixedly installed on the part, extending into the absorption chamber (400), of the output end of the servo motor (405).

8. An ultra-low nitrogen discharge hot water boiler according to claim 6, characterized in that: the bottom side of the absorption chamber (400) is fixedly provided with an installation block (403), the top side of the installation block (403) is fixedly provided with a plurality of spray heads (404), and the installation block (403) is connected with a pipeline (401).