CN210832554U

CN210832554U - Full-premixing cast aluminum ultralow nitrogen condensation boiler

Info

Publication number: CN210832554U
Application number: CN201921872765.9U
Authority: CN
Inventors: 娓镐寒; 游亮
Original assignee: Jiangsu Hansite Boiler Co ltd
Current assignee: Jiangsu Hansite Boiler Co ltd
Priority date: 2019-11-02
Filing date: 2019-11-02
Publication date: 2020-06-23
Anticipated expiration: 2029-11-02

Abstract

The utility model relates to a full premix cast aluminium minimum nitrogen condensation boiler. Including the boiler base member, the bottom of boiler base member is provided with low nitrogen combustion case, the bottom of low nitrogen combustion case is equipped with supports unable adjustment base, one side of low nitrogen combustion case is equipped with the low nitrogen combustor, the one end of low nitrogen combustor is equipped with gas installation interface. Through the flue gas condensing box that sets up, can utilize flue gas duct to carry the produced high temperature flue gas of the inside burning of low-nitrogen combustion box through flue gas condensing box on the one hand, and do not have inside cooling water to carry out thermal exchange through flue gas duct and flue gas condensing box, on the other hand can more efficient utilize high temperature smoke and dust gas through flue gas condensing box, the reduction simultaneously is just discharged because of the high temperature gas utilization after the burning of ultra-low nitrogen combustion boiler combustion chamber is insufficient, generate a large amount of NOx's problem.

Description

Full-premixing cast aluminum ultralow nitrogen condensation boiler

Technical Field

The utility model belongs to the technical field of the boiler, concretely relates to full premix cast aluminium minimum nitrogen condensation boiler.

Background

The ultra-low nitrogen combustion boiler generates nitrogen oxides during low nitrogen combustion, and is also part of the combustion reaction: during the combustion process of fuel, NOx in the atmosphere can be dissolved in water to generate nitric acid rain, and the acid rain can bring extensive harm to the environment, so that huge economic loss is caused, for example: corrosion of buildings and industrial equipment; destroying the open cultural relics and historic sites; damage to plant foliage, leading to forest death; the soil components are destroyed, so that the crops are reduced in yield and even die; the groundwater caused by drinking the acidized substance is harmful to human body, the damage of nitric acid rain to trees and crops under the same acid concentration is 1 time that of sulfuric acid, NOx also has direct damage to human health, and the higher the NOx concentration is, the stronger the toxicity is, because the NOx is easy to be combined with hemoglobin in animal blood, the blood is lack of oxygen, and central nerve paralysis is caused.

Ultralow nitrogen combustion technique also applies in combustion boiler, make ultralow nitrogen combustion boiler can the significantly reduced production of the produced nitride of combustion boiler in carrying out the burning course of working, but current ultralow nitrogen combustion boiler is in the use because the high-temperature gas behind the burning of combustion chamber utilizes not fully just discharged, there is the waste of heat, simultaneously after partial reflux combustion, by nitrogen oxide high temperature after retrieving, get into in the combustion chamber behind the combustion air, the NOx volume of formation is very many, can cause very big influence to natural environment when carrying out the emission of flue gas, lead to the environment to receive serious destruction.

SUMMERY OF THE UTILITY MODEL

To the above defect, aim at provides a full premix cast aluminium minimum nitrogen condensation boiler, has solved current minimum nitrogen combustion boiler because the high-temperature gas after the burning of combustion chamber utilizes inadequately just by the discharge, generates a large amount of NOx's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a full premix cast aluminium minimum nitrogen condensation boiler, includes the boiler base member, the bottom of boiler base member is provided with low nitrogen combustion case, the bottom of low nitrogen combustion case is equipped with supports unable adjustment base, one side of low nitrogen combustion case is equipped with the low nitrogen combustor, the one end of low nitrogen combustor is equipped with gas installation interface, the other end of low nitrogen combustor passes the curb plate of low nitrogen combustion case and extends to the inside of low nitrogen combustion case, one side of low nitrogen combustion case is provided with flue gas conveying pipe, one side of boiler base member is equipped with the flue gas condenser box, the top of boiler base member is equipped with the flue gas rose box, the flue gas condenser box is passed to the one end of flue gas conveying pipe to it is connected to advance the mouth of cigarette with the flue gas rose box, one side of flue gas rose box is equipped with the interface of adding water.

Preferably, the inside of boiler base member is equipped with the heat exchange water pipe, the boiler base member is passed to the one end of heat exchange water pipe to be connected with water inlet interface, the other end of heat exchange water pipe passes the boiler base member, and is connected with the drainage interface.

Preferably, a cold water interface is arranged on the left side of the flue gas condenser box, and a hot water interface is arranged on the right side of the flue gas condenser box.

Preferably, one side of flue gas rose box is equipped with the exhaust port, the inboard of exhaust port is equipped with first filter screen, one side of first filter screen is equipped with the purification box, the inside of purifying the box is equipped with the active carbon, one side of purifying the box is equipped with the second filter screen.

Preferably, one side of low-nitrogen combustor is equipped with the air inlet, the bottom of low-nitrogen combustor is equipped with the support frame, the low-nitrogen combustor is connected with support unable adjustment base through the support frame.

Preferably, a water level observation ruler is arranged on the surface of the boiler base body.

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

through the flue gas condensing box that sets up, on the one hand can utilize the flue gas conveyer pipe to carry the produced high temperature flue gas of the inside burning of low-nitrogen combustion box through the flue gas condensing box, and do not have inside cooling water to carry out thermal exchange through flue gas conveyer pipe and flue gas condensing box, on the other hand can utilize high temperature smoke and dust gas through the efficient that the flue gas condensing box can be more, reduce simultaneously because of the high temperature gas behind the burning of ultra-low nitrogen combustion boiler combustion chamber utilizes not fully just to be discharged, generate a large amount of NOx's problem, through the flue gas rose box, can just evolve the boiler flue gas after will cooling, the effectual emission of detaching nitride in the flue gas, the effect of protection has been played naturally to the ring.

Drawings

Fig. 1 is a first three-dimensional structure diagram of the present invention;

FIG. 2 is a second perspective structural view of the present invention;

FIG. 3 is a third perspective structural view of the present invention;

fig. 4 is a side view of the present invention;

fig. 5 is a cross-sectional view of the present invention;

fig. 6 is a sectional view of the flue gas filtering box of the present invention.

In the figure: 1, a boiler base body; 2, a low-nitrogen combustion box; 3 supporting the fixed base; 4 low-nitrogen burner; 5, mounting a gas mounting interface; 6, an air inlet; 7, supporting frames; 8, a flue gas conveying pipe; 9 heat exchange water pipes; 10, a water inlet interface; 11 a drain interface; 12 flue gas condenser boxes; 13, a flue gas filter box; 14 a smoke outlet; 15 a first filter screen; 16 a purge box; 17 a second filter; 18 water adding port.

Detailed Description

The utility model provides a following technical scheme: a full-premix cast aluminum ultralow nitrogen condensing boiler comprises a boiler base body 1, a low nitrogen combustion box 2 is arranged at the bottom of the boiler base body 1, a supporting fixing base 3 is arranged at the bottom of the low nitrogen combustion box 2, the supporting fixing base 3 is used for fixing the boiler base body 1, a low nitrogen burner 4 is arranged on one side of the low nitrogen combustion box 2, a gas installation interface 5 is arranged at one end of the low nitrogen burner 4, the other end of the low nitrogen burner 4 penetrates through a side plate of the low nitrogen combustion box 2 and extends into the low nitrogen combustion box 2, a flue gas conveying pipe 8 is arranged on one side of the low nitrogen combustion box 2, a flue gas condensing box 12 is arranged on one side of the boiler base body 1, through the flue gas condensing box 12, on one hand, high-temperature flue gas generated by combustion in the low nitrogen combustion box 2 can be conveyed through the flue gas conveying pipe 8, and heat exchange is carried out through the flue gas conveying pipe 8 and cooling water in the flue gas condensing box 12, on the other hand can be more efficient through flue gas condenser box 12 utilize high temperature smoke and dust gas, reduce simultaneously because of the high temperature gas behind the combustion of ultralow nitrogen combustion boiler combustion chamber utilize not fully just discharged, generate a large amount of NOx's problem, boiler base member 1's top is equipped with flue gas rose box 13, flue gas condenser box 12 is passed to flue gas conveyer pipe 8's one end, and it is connected to advance the mouth of a cigarette with flue gas rose box 13, one side of flue gas rose box 13 is equipped with the interface 18 that adds water, it is connected with external filler pipe to add water interface 18, be convenient for to the inside supplementary moisture of boiler base member 1.

Specifically, boiler base member 1 is equipped with heat exchange water pipe 9 in boiler base member 1 ' S inside, boiler base member 1 is passed to heat exchange water pipe 9 ' S one end, and be connected with water inlet interface 10, boiler base member 1 is passed to heat exchange water pipe 9 ' S the other end, and be connected with drainage interface 11, through heat exchange water pipe 9, the effect of the heat exchange of steam is carried out to high efficiency that can be more, heat exchange water pipe 9 adopts S-shaped structure can simultaneously, how to add heat exchange water pipe 9 greatly in the inside vapor heat exchange time of boiler base member 1, improve the slew rate of vapor.

Specifically, the left side of flue gas condenser box 12 is equipped with the cold water interface, and the right side of flue gas condenser box 12 is equipped with the hot water interface, through cold water interface and hot water interface, can carry out external water pump and realize the effect of flue gas condenser box 12 inside circulative cooling flue gas conveying pipe 8.

Specifically, one side of flue gas rose box 13 is equipped with exhaust port 14, and the inboard of exhaust port 14 is equipped with first filter screen 15, and one side of first filter screen 15 is equipped with and purifies box 16, and the inside that purifies box 16 is equipped with the active carbon, and one side that purifies box 16 is equipped with second filter screen 17, through flue gas rose box 13, can be with regard to the boiler flue gas after the cooling to evolve, and the effectual emission of detaching nitride in the flue gas has played the effect of protection to the ring nature.

Specifically, one side of low nitrogen combustor 4 is equipped with air inlet 6, and the bottom of low nitrogen combustor 4 is equipped with support frame 7, and low nitrogen combustor 4 is connected with support unable adjustment base 3 through support frame 7, through low nitrogen combustor 4, can be for the low nitrogen that the boiler provided, stable vapor heating heat source can reduce the emission that the boiler burning produced nitride smoke and dust gas.

Specifically, boiler base member 1's surface is equipped with the water level and observes the chi, observes 1 inside water storage of boiler base member through the water level, is convenient for in time add water supply that can be clear.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the low-nitrogen burner 4 is started and the burning flame is sprayed into the low-nitrogen burning box 2 through the burning port on one side of the low-nitrogen burner 4, the flue gas generated by the internal burning of the low-nitrogen burning box 2 is discharged through the flue gas conveying pipe 8, the high-temperature flue gas conveyed in the flue gas conveying pipe 8 is subjected to heat absorption and cooling through the flue gas condensing box 12, the flue gas enters the flue gas filtering box 13 through the flue gas conveying pipe 8 after being cooled, the flue gas is filtered through the second filtering net 17, the purifying box 16 and the first filtering net 15 which are arranged in the flue gas filtering box 13 in sequence, then the flue gas is discharged and removed through the smoke exhaust port 14, the water in the boiler matrix 1 is heated continuously through the low-nitrogen burner 4 is converted into steam, the cold water is added into the boiler matrix 1 through the water inlet port 10, the cold water is thermally converted with the steam through the heat exchange water pipe 9 after, the heated water is discharged through a water discharge port 11 at one end of the heat exchange water pipe 9 and used.

Claims

1. The utility model provides a full premix cast aluminium minimum nitrogen condensing boiler, includes boiler base body (1), its characterized in that: the bottom of the boiler base body (1) is provided with a low-nitrogen combustion box (2), the bottom of the low-nitrogen combustion box (2) is provided with a supporting fixed base (3), a low-nitrogen burner (4) is arranged on one side of the low-nitrogen combustion box (2), a gas installation interface (5) is arranged at one end of the low-nitrogen burner (4), the other end of the low-nitrogen burner (4) passes through the side plate of the low-nitrogen combustion box (2) and extends to the interior of the low-nitrogen combustion box (2), a flue gas conveying pipe (8) is arranged at one side of the low-nitrogen combustion box (2), a flue gas condensing box (12) is arranged on one side of the boiler base body (1), a flue gas filtering box (13) is arranged on the top of the boiler base body (1), one end of the flue gas conveying pipe (8) passes through the flue gas condensing box (12), and is connected with the smoke inlet of the smoke filtering box (13), and one side of the smoke filtering box (13) is provided with a water adding interface (18).

2. The full premix cast aluminum ultra low nitrogen condensing boiler according to claim 1, characterized by: the inside of boiler base member (1) is equipped with heat exchange water pipe (9), boiler base member (1) is passed to the one end of heat exchange water pipe (9) to be connected with water inlet interface (10), boiler base member (1) is passed to the other end of heat exchange water pipe (9) to be connected with drainage interface (11).

3. The full premix cast aluminum ultra low nitrogen condensing boiler according to claim 1, characterized by: the left side of the flue gas condenser box (12) is provided with a cold water interface, and the right side of the flue gas condenser box (12) is provided with a hot water interface.

4. The full premix cast aluminum ultra low nitrogen condensing boiler according to claim 1, characterized by: one side of flue gas rose box (13) is equipped with exhaust port (14), the inboard of exhaust port (14) is equipped with first filter screen (15), one side of first filter screen (15) is equipped with purification box (16), the inside of purifying box (16) is equipped with active carbon, one side of purifying box (16) is equipped with second filter screen (17).

5. The full premix cast aluminum ultra low nitrogen condensing boiler according to claim 1, characterized by: one side of low-nitrogen combustor (4) is equipped with air inlet (6), the bottom of low-nitrogen combustor (4) is equipped with support frame (7), low-nitrogen combustor (4) are connected with support unable adjustment base (3) through support frame (7).

6. The full premix cast aluminum ultra low nitrogen condensing boiler according to claim 1, characterized by: the surface of the boiler base body (1) is provided with a water level observation ruler.