CN213272588U

CN213272588U - Full-premixing low-nitrogen condensation steam generator

Info

Publication number: CN213272588U
Application number: CN202021740415.XU
Authority: CN
Inventors: 张晓林
Original assignee: Jiangsu Ailuoyi New Energy Co ltd
Current assignee: Jiangsu Ailuoyi New Energy Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-05-25
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a full premix low nitrogen condensation steam generator, which comprises a bottom plate, a premix structure and a cutting structure; a bottom plate: the left side and the right side of the upper surface of the tank body are symmetrically provided with supports, the inner walls of the mounting grooves at the upper ends of the two supports are fixedly connected with the bottom end of the outer surface of the tank body, a pipeline is arranged at an opening at the left side of the wall body of the tank body, a combustion chamber is arranged at the right side end of the pipeline, the combustion chamber is positioned in the tank body, flues communicated with the interior of the combustion chamber are uniformly arranged on the right side surface of the upper end of the combustion chamber, a smoke exhaust pipeline is arranged at the upper end of the left side surface of the interior of the tank body, the; the premixing structure is as follows: set up in the left side end of pipeline, the premix structure communicates with each other through pipeline and combustion chamber, and this low nitrogen condensation steam generator of full premix can make premixing fast more high-efficient, makes the more abundant of flame burning.

Description

Full-premixing low-nitrogen condensation steam generator

Technical Field

The utility model relates to a steam power equipment technical field specifically is a low nitrogen condensation steam generator fully mixes in advance.

Background

Steam, also known as "water vapor", is classified into various types of steam according to pressure and temperature: saturated steam, superheated steam, the main use of steam is heating/humidifying; power can also be generated; as a machine drive, etc., a steam boiler, sometimes called a steam generator, is an important component of a steam power plant, a power station boiler, a steam turbine and a generator are main machines of a thermal power plant, therefore, the utility boiler is an important device for producing electric energy, the industrial boiler is an indispensable device for providing steam required by production and heating in various industrial enterprises, the industrial boiler has a large quantity and needs to consume a large amount of fuel, the waste heat boiler using high-temperature waste gas as a heat source in the production process plays an important role in energy saving, the marine boiler is arranged on various ships, the generated steam is used for driving a steam power machine, the locomotive boiler is used as a main device of a steam locomotive and has a certain application, however, the conventional steam generator has the disadvantages of slow combustion speed, insufficient flame combustion, serious heat loss and low heat exchange efficiency, so that the fully premixed low-nitrogen condensing steam generator is imperative.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a low nitrogen condensation steam generator fully mixes in advance, can make to mix in advance faster, high-efficient, make more abundant of flame burning, can also accelerate the speed of burning simultaneously, can also reduce thermal loss, improve the efficiency of heat transfer, reduce the emission of pollutant, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a full-premixing low-nitrogen condensing steam generator comprises a bottom plate, a premixing structure and a partition structure;

a bottom plate: the left side and the right side of the upper surface of the tank body are symmetrically provided with supports, the inner walls of the mounting grooves at the upper ends of the two supports are fixedly connected with the bottom end of the outer surface of the tank body, a pipeline is arranged at an opening at the left side of the wall body of the tank body, a combustion chamber is arranged at the right side end of the pipeline, the combustion chamber is positioned in the tank body, flues communicated with the interior of the combustion chamber are uniformly arranged on the right side surface of the upper end of the combustion chamber, a smoke exhaust pipeline is arranged at the upper end of the left side surface of the interior of the tank body, the;

the premixing structure is as follows: the premixing structure is arranged at the left end of the pipeline, the premixing structure is communicated with the combustion chamber through the pipeline, a gas pipeline is arranged at an opening at the lower end of the premixing structure, a gas valve group is connected in series inside the gas pipeline, the gas valve group is arranged on the left side of the upper surface of the bottom plate, and a blower is arranged at the opening at the left side of the premixing structure through a sealing flange;

and (3) dividing the structure: arranged inside the combustion chamber;

wherein: still include control switch, control switch sets up in support leading flank upper end on right side, and external power source is connected to control switch's input electricity, and control switch's output is connected to the input electricity of air-blower, can make to mix in advance faster, high-efficient, makes flame burning more abundant, can also accelerate the speed of burning simultaneously, can also reduce thermal loss, improves the efficiency of heat transfer, reduces the emission of pollutant.

Further, the premixing structure includes the separation blade, mixes the room, the gas is bored and the stirring piece in advance, the left side end of pipeline is provided with mixes the room in advance, mixes the room in advance and communicates with each other with the combustion chamber through the pipeline, mix the left side opening part of room in advance and install the air-blower through sealing flange, the lower extreme opening part that mixes the room in advance is provided with the gas pipeline, the gas pipeline communicates with each other with the vertical pipeline that mixes the indoor portion and set up in advance, the upper and lower both ends of vertical pipeline evenly are provided with the gas and are bored, rotate on the lower extreme body of vertical pipeline and be connected with the stirring piece, mix the interior arc wall upper.

Further, the segmentation structure includes blade, rotatory pipe and installation pole, the inside of combustion chamber is provided with the installation pole, and the body of rod middle part of installation pole is rotated and is connected with the rotatory pipe, evenly is provided with the blade on the extrados of rotatory pipe, makes the more abundant of flame burning.

Furthermore, the air outlet of the air blower corresponds to the position of the stirring sheet, and the stirring sheet corresponds to the position of the pipeline, so that the air in the premixing chamber can be conveniently mixed.

Furthermore, the pipeline corresponds to the position of the blade, so that the flame can be conveniently scattered and divided.

Compared with the prior art, the beneficial effects of the utility model are that: this low nitrogen condensation steam generator fully mixes has following benefit:

1. open gas valves after the water injection and let in the gas to premixing indoor portion, simultaneously through control switch control air-blower work, premixing indoor portion's left side opening part has the air-blower through sealed flange installation, air-blower work is to premixing indoor portion's air admission, the air outlet and the stirring piece position of air-blower correspond, the stirring piece rotates with the lower extreme body of premixing indoor portion's the inside vertical pipeline that sets up and is connected, thereby it is rotatory to make the stirring piece under the effect that the air-blower blows, stir the mixture to the gas of premixing indoor portion, the inner arc wall upper end that mixes the room in advance evenly is provided with the separation blade, can make to mix more fast in advance, high efficiency, simultaneously can also accelerate.

2. The pipeline corresponds with the blade position, and the gas of burning when spouting into the combustion chamber under the effect that the air-blower blows is contacted with the blade, and the body of rod middle part and the swivelling joint of installation pole rotate to it is rotatory to drive the blade, cuts apart, breaks up the flame in will burning, makes flame burning more abundant.

3. Inside the flue that the burning produced got into with the inside communicating with each other flue of combustion chamber, the outside of flue and the water junction of jar internal portion to carry out the heat exchange to the flue, make the inside flue gas cooling of flue, the water of jar internal portion heaies up, can also reduce thermal loss, improves the efficiency of heat transfer, reduces the emission of pollutant, the flue gas after the cooling is through with the communicating exhaust pipe of flue discharge.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the internal section of the structure of the present invention.

In the figure: the device comprises a base plate 1, a premixing structure 2, a blocking piece 21, a premixing chamber 22, a gas outlet 23, a stirring piece 24, a partitioning structure 3, blades 31, a rotating pipe 32, an installation rod 33, a support 4, a tank 5, a pipeline 6, a gas pipeline 7, a gas valve group 8, a blower 9, a control switch 10, a smoke exhaust pipeline 11, a combustion chamber 12 and a flue 13.

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. 1-2, the present invention provides a technical solution: a full-premixing low-nitrogen condensing steam generator comprises a bottom plate 1, a premixing structure 2 and a partition structure 3;

bottom plate 1: the left side and the right side of the upper surface of the tank body are symmetrically provided with supports 4, the inner walls of mounting grooves at the upper ends of the two supports 4 are fixedly connected with the bottom end of the outer surface of the tank body 5, a pipeline 6 is arranged at the left opening of the wall body of the tank body 5, a combustion chamber 12 is arranged at the right end of the pipeline 6, the combustion chamber 12 is positioned in the tank body 5, flues 13 communicated with the interior of the combustion chamber 12 are uniformly arranged on the right side surface of the upper end of the combustion chamber 12, a smoke exhaust pipeline 11 is arranged at the upper end of the left side surface of the interior of the tank body 5, the flues 13 are communicated with the interior of the smoke exhaust pipeline 11, the middle wall body of the smoke exhaust pipeline 11 is welded with the inner wall of the opening at the upper end of the tank body 5, an external water source injects water into the tank body 5 arranged at the upper end of, the outer part of the flue 13 is connected with the water in the tank body 5, so that the flue 13 is subjected to heat exchange, the flue gas in the flue 13 is cooled, the water in the tank body 5 is heated, the heat loss can be reduced, the heat exchange efficiency is improved, the pollutant emission is reduced, and the cooled flue gas is discharged through a smoke discharge pipeline 11 communicated with the flue 13;

premix structure 2: the premixing structure 2 is communicated with a combustion chamber 12 through a pipeline 6, a gas pipeline 7 is arranged at an opening at the lower end of the premixing structure 2, a gas valve group 8 is connected in series inside the gas pipeline 7, the gas valve group 8 is arranged at the left side of the upper surface of a bottom plate 1, an air blower 9 is arranged at an opening at the left side of the premixing structure 2 through a sealing flange, the premixing structure 2 comprises a baffle 21, a premixing chamber 22, a gas outlet 23 and a stirring sheet 24, a premixing chamber 22 is arranged at the left end of the pipeline 6, the premixing chamber 22 is communicated with the combustion chamber 12 through the pipeline 6, the air blower 9 is arranged at an opening at the left side of the premixing chamber 22 through the sealing flange, the gas pipeline 7 is arranged at an opening at the lower end of the premixing chamber 22, the gas pipeline 7 is communicated with a vertical pipeline arranged inside the premixing chamber 22, the gas outlet 23 is uniformly arranged at the upper, the upper end of the inner arc wall of the premixing chamber 22 is uniformly provided with baffle plates 21, the air outlet of the air blower 9 corresponds to the position of the stirring sheet 24, the position of the stirring sheet 24 corresponds to the position of the pipeline 6, the operation of the air blower 9 is controlled by the control switch 10, the air blower 9 is installed at the opening at the left side of the premixing chamber 22 through a sealing flange, the air blower 9 operates to introduce air into the premixing chamber 22, the air outlet of the air blower 9 corresponds to the position of the stirring sheet 24, the stirring sheet 24 is rotatably connected with the lower end pipe body of the vertical pipeline arranged in the premixing chamber 22, so that the stirring sheet 24 rotates under the blowing action of the air blower 9 to stir and mix the air in the premixing chamber 22, and the baffle plates 21 are uniformly arranged at the upper end of the inner arc wall of;

the division structure 3: the cutting structure 3 comprises blades 31, a rotating pipe 32 and a mounting rod 33, the mounting rod 33 is arranged in the combustion chamber 12, the rotating pipe 32 is rotatably connected to the middle of a rod body of the mounting rod 33, the blades 31 are uniformly arranged on the outer arc surface of the rotating pipe 32, the pipeline 6 corresponds to the blades 31, the gas combusted under the action of air blown by the blower 9 is sprayed into the combustion chamber 12 and is simultaneously contacted with the blades 31, and the middle of the rod body of the mounting rod 33 is rotatably connected with the rotating pipe 32 so as to drive the blades 31 to rotate, cut and scatter the flame in combustion, so that the flame is more fully combusted;

wherein: the air-conditioning system is characterized by further comprising a control switch 10, wherein the control switch 10 is arranged at the upper end of the front side face of the right bracket 4, the input end of the control switch 10 is electrically connected with an external power supply, and the input end of the air blower 9 is electrically connected with the output end of the control switch 10, so that the normal operation of a circuit is guaranteed.

When in use: an external water source injects water into a tank 5 arranged at the upper end of a support 4 through a water inlet pipeline, a gas valve group 8 is opened after water injection to introduce gas into a premixing chamber 22, meanwhile, a control switch 10 controls a blower 9 to work, the blower 9 is arranged at the left opening of the premixing chamber 22 through a sealing flange, the blower 9 works to introduce air into the premixing chamber 22, an air outlet of the blower 9 corresponds to the position of a stirring sheet 24, the stirring sheet 24 is rotatably connected with a lower end pipe body of a vertical pipeline arranged in the premixing chamber 22, so that the stirring sheet 24 rotates under the blowing action of the blower 9 to stir and mix the gas in the premixing chamber 22, a baffle 21 is uniformly arranged at the upper end of an inner arc wall of the premixing chamber 22, the premixing can be more rapid and efficient, the premixing chamber 22 is communicated with a combustion chamber 12 through a pipeline 6, the stirring sheet 24 corresponds to the position of the pipeline 6, and the mixed gas is introduced into the combustion chamber 12 through the, meanwhile, an ignition device connected in series inside the pipeline 6 is opened, so that gas introduced into the inside of the combustion chamber 12 is combusted, the pipeline 6 corresponds to the position of the blade 31, the combusted gas is sprayed into the combustion chamber 12 under the action of blowing of the air blower 9 and is contacted with the blade 31, the middle part of a rod body of the mounting rod 33 is rotatably connected with the rotating pipe 32, so that the blade 31 is driven to rotate, flame in the combustion is divided and scattered, the flame is combusted more fully, the flue gas generated by the combustion enters the flue 13 communicated with the inside of the combustion chamber 12, the outside of the flue 13 is connected with the water inside the tank body 5, so that the flue 13 is subjected to heat exchange, the flue gas inside the flue 13 is cooled, the water inside the tank body 5 is heated, the loss of heat is reduced, the cooled flue gas is discharged through the smoke discharge pipeline 11 communicated with the flue 13, and the generated steam is discharged through a steam.

It should be noted that the blower 9 disclosed in the present embodiment may be a blower of model YX-21D, total wind environmental protection technologies, ltd, su, and the control switch 10 controls the blower 9 to operate according to a method commonly used in the art.

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 low nitrogen condensation steam generator fully mixes which characterized in that: comprises a bottom plate (1), a premixing structure (2) and a dividing structure (3);

base plate (1): the left side and the right side of the upper surface of the tank body are symmetrically provided with the supports (4), the inner walls of the mounting grooves at the upper ends of the two supports (4) are fixedly connected with the bottom end of the outer surface of the tank body (5), a pipeline (6) is arranged at the opening at the left side of the wall body of the tank body (5), a combustion chamber (12) is arranged at the right end of the pipeline (6), the combustion chamber (12) is positioned inside the tank body (5), the right side of the upper end of the combustion chamber (12) is uniformly provided with flues (13) communicated with the inside of the combustion chamber (12), the upper end of the left side of the inside of the tank body (5) is provided with a smoke exhaust pipeline (11), the flues (13) are communicated with the inside of the smoke exhaust pipeline (;

premix structure (2): the gas premixing device is arranged at the left end of the pipeline (6), the premixing structure (2) is communicated with the combustion chamber (12) through the pipeline (6), a gas pipeline (7) is arranged at an opening at the lower end of the premixing structure (2), a gas valve group (8) is connected in series inside the gas pipeline (7), the gas valve group (8) is arranged on the left side of the upper surface of the bottom plate (1), and an air blower (9) is arranged at an opening at the left side of the premixing structure (2) through a sealing flange;

segmentation structure (3): is arranged inside the combustion chamber (12);

wherein: the air-conditioning system is characterized by further comprising a control switch (10), wherein the control switch (10) is arranged at the upper end of the front side face of the right side support (4), the input end of the control switch (10) is electrically connected with an external power supply, and the input end of the air blower (9) is electrically connected with the output end of the control switch (10).

2. The fully premixed low nitrogen condensate steam generator of claim 1 wherein: premix structure (2) including separation blade (21), premix chamber (22), gas exit (23) and stirring piece (24), the left side end of pipeline (6) is provided with premix chamber (22), premix chamber (22) communicate with each other with combustion chamber (12) through pipeline (6), the left side opening part of premix chamber (22) installs air-blower (9) through sealed flange, the lower extreme opening part of premix chamber (22) is provided with gas pipeline (7), gas pipeline (7) communicate with each other with the vertical pipeline of premix chamber (22) inside setting, the upper and lower both ends of vertical pipeline evenly are provided with the gas and exit (23), it is connected with stirring piece (24) to rotate on the lower extreme body of vertical pipeline, the inner arc wall upper end of premix chamber (22) evenly is provided with separation blade (21).

3. The fully premixed low nitrogen condensate steam generator of claim 1 wherein: the cutting structure (3) comprises blades (31), a rotating pipe (32) and an installation rod (33), the installation rod (33) is arranged inside the combustion chamber (12), the middle of the rod body of the installation rod (33) is rotatably connected with the rotating pipe (32), and the blades (31) are uniformly arranged on the outer arc surface of the rotating pipe (32).

4. A fully premixed low nitrogen condensate steam generator as claimed in claim 2 wherein: the air outlet of the air blower (9) corresponds to the position of the stirring sheet (24), and the stirring sheet (24) corresponds to the position of the pipeline (6).

5. A fully premixed low nitrogen condensate steam generator as claimed in claim 3 wherein: the pipeline (6) corresponds to the position of the blade (31).