A kind of efficient hot water boiler
Technical field
The utility model is related to boiler technology fields, and in particular to a kind of efficient hot water boiler.
Background technology
Currently, smoke evacuation heat-exchanger rig mostly uses baffle open-cell flow-disturbing inside common vertical fire pipe water heating boiler vertical fire-pipe
The shortcomings that structure of piece, this structure is:When high-temperature flue gas is in fiery intraductal heat exchange, the meeting in fire tube of baffle open-cell spoiler
Generate dead angle, the high-temperature flue gas of fiery Bottomhole pressure, which cannot be introduced into dead angle and be exchanged heat or be assembled to dead angle, leads temperature flowing heat exchange
Difficulty, it is uneven in temperature, the reduction of practical heat exchange area is caused in normally smoke evacuation heat transfer process, due to plate washer open-cell flue gas
Unreasonable factor in spoiler design, has a large amount of heat and is lost in flue gas, ultimately causes boiler thermal efficiency reduction.
Utility model content
The purpose of this utility model is that it is in view of the drawbacks of the prior art and insufficient, a kind of efficient hot water boiler is provided, it
Original plate washer open-cell flue gas spoiler design is changed, the spoiler of helical structure is designed as in fire tube, what boiler generated
After high-temperature flue gas flows through the spiral spoiler in fire tube, due to unique spiral flue gas access, high efficient heat exchanging is realized, is improved
Boiler thermal efficiency saves fuel.
To achieve the above object, the utility model is using following technical scheme:It contain boiler foundation 1, combustor 2,
Glory hole 3, insulating layer 4, computer controller 6, smoke outlet 7, combustion chamber 9, fire tube 10, spiral spoiler 11, water jacket 12, collection
The lower section of smoke-box 13, insulating layer 4 is equipped with boiler foundation 1, and the front bottom end of insulating layer 4 is equipped with combustor 2, the top of combustor 2
Equipped with glory hole 3, the front top of insulating layer 4 is equipped with computer controller 6, and the top of insulating layer 4 is equipped with smoke outlet 7, collection
Smoke-box 13 is arranged in the inside of insulating layer 4 and is connected with smoke outlet 7;Combustion chamber 9 be arranged insulating layer 4 inside bottom and with
Glory hole 3, combustor 2 are connected, and more fire tubes 10 are equipped between combustion chamber 9 and fume collecting chamber 13, the inside of fire tube 10 is set
There are spiral spoiler 11, the outside of fire tube 10 to be equipped with water jacket 12.
Refractory insulating layer 8 is equipped between the combustion chamber 9 and boiler foundation 1.Refractory insulating layer 8 can reduce combustion chamber 9
Injury of the high temperature of interior generation to boiler foundation 1, to boiler foundation 1 serve protection and it is heat-insulated.
The madial wall of the insulating layer 4 is equipped with sensor interface 5.
The two bottom sides of the insulating layer 4 are equipped with water return outlet 14.
The upper end both sides of the insulating layer 4 are equipped with water outlet 15.
The top of the insulating layer 4 is equipped with atmosphere connection port 16.
The operation principle of the utility model:The high temperature that spoiler in fire tube is designed as spirally generating after fuel combustion
Flue gas increases flue gas resistance by the spiral spoiler in fire tube, increases residence time of the flue gas in fire tube, and then increase
The heat-exchange time of flue gas;Due to spiral flow-disturbing chip architecture, it is in saltation flow in fire tube to make flue gas, make height in flue gas,
Low temperature(Low temperature refers to low temperature caused by water cooled wall heat exchange)It is uniformly mixed, to improve heat transfer effect;Spiral flow-disturbing
Piece is placed in fire tube, without any dead angle, flue gas can be made uniformly to wash away entire water-cooling wall, to improve boiler heat exchange area;Fuel
It is adequately burnt in combustion chamber 9 through combustor 2, the high-temperature flue gas after burning flows through fire tube 10, and spiral shell is placed in fire tube 10
Spoiler 11 is revolved, high-temperature flue gas is flowed uniformly through from spiral spoiler 11, and flue gas resistance increases, and extends flue gas in fire tube 10
Residence time, when flowing through spiral spoiler 11, flue gas has obtained uniform mixing, has made flue gas in shape, high and low temperature flue gas is rolled
High-temperature flue gas washes away water-cooling wall in fire tube 10 and is adequately exchanged heat, and the low-temperature flue gas after heat exchange is through fume collecting chamber, finally by arranging
Mouth 7 is discharged.
After adopting the above technical scheme, the utility model has the beneficial effect that:It changes original plate washer open-cell flue gas
Spoiler designs, and the spoiler of helical structure is designed as in fire tube, and the high-temperature flue gas that boiler generates flows through the spiral in fire tube and disturbs
After flow, due to unique spiral flue gas access, high efficient heat exchanging is realized, improves boiler thermal efficiency, saves fuel.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is sectional view along A-A in Fig. 1.
Reference sign:Boiler foundation 1, combustor 2, glory hole 3, insulating layer 4, sensor interface 5, computer control
Device 6 processed, smoke outlet 7, refractory insulating layer 8, combustion chamber 9, fire tube 10, spiral spoiler 11, water jacket 12, fume collecting chamber 13, water return outlet
14, water outlet 15, atmosphere connection port 16.
Specific implementation mode
Shown in Fig. 1-Fig. 2, present embodiment the technical solution adopted is that:It contains boiler foundation 1, combustor
2, glory hole 3, insulating layer 4, computer controller 6, smoke outlet 7, combustion chamber 9, fire tube 10, spiral spoiler 11, water jacket 12,
Fume collecting chamber 13, the lower section of insulating layer 4 are equipped with boiler foundation 1, and the front bottom end of insulating layer 4 is equipped with combustor 2, combustor 2 it is upper
Side is equipped with glory hole 3, and the front top of insulating layer 4 is equipped with computer controller 6, and the top of insulating layer 4 is equipped with smoke outlet 7,
Fume collecting chamber 13 is arranged in the inside of insulating layer 4 and is connected with smoke outlet 7;Combustion chamber 9 be arranged insulating layer 4 inside bottom simultaneously
It is connected with glory hole 3, combustor 2, more fire tubes 10, the inside of fire tube 10 is equipped between combustion chamber 9 and fume collecting chamber 13
Equipped with spiral spoiler 11, the outside of fire tube 10 is equipped with water jacket 12.
Refractory insulating layer 8 is equipped between the combustion chamber 9 and boiler foundation 1.Refractory insulating layer 8 can reduce combustion chamber 9
Injury of the high temperature of interior generation to boiler foundation 1, to boiler foundation 1 serve protection and it is heat-insulated.
The madial wall of the insulating layer 4 is equipped with sensor interface 5.
The two bottom sides of the insulating layer 4 are equipped with water return outlet 14.
The upper end both sides of the insulating layer 4 are equipped with water outlet 15.
The top of the insulating layer 4 is equipped with atmosphere connection port 16.Atmosphere connection port 16 be balance boiler inner wall pressure with
Air is identical, when the air pressure in boiler is increased, can be depressurized by atmosphere connection port 16, be played a protective role to boiler.
The operation principle of the utility model:The high temperature that spoiler in fire tube is designed as spirally generating after fuel combustion
Flue gas increases flue gas resistance by the spiral spoiler in fire tube, increases residence time of the flue gas in fire tube, and then increase
The heat-exchange time of flue gas;Due to spiral flow-disturbing chip architecture, it is in saltation flow in fire tube to make flue gas, make height in flue gas,
Low temperature(Low temperature refers to low temperature caused by water cooled wall heat exchange)It is uniformly mixed, to improve heat transfer effect;Spiral flow-disturbing
Piece is placed in fire tube, without any dead angle, flue gas can be made uniformly to wash away entire water-cooling wall, to improve boiler heat exchange area;Fuel
It is adequately burnt in combustion chamber 9 through combustor 2, the high-temperature flue gas after burning flows through fire tube 10, and spiral shell is placed in fire tube 10
Spoiler 11 is revolved, high-temperature flue gas is flowed uniformly through from spiral spoiler 11, and flue gas resistance increases, and extends flue gas in fire tube 10
Residence time, when flowing through spiral spoiler 11, flue gas has obtained uniform mixing, has made flue gas in shape, high and low temperature flue gas is rolled
High-temperature flue gas washes away water-cooling wall in fire tube 10 and is adequately exchanged heat, and the low-temperature flue gas after heat exchange is through fume collecting chamber, finally by arranging
Mouth 7 is discharged.
After adopting the above technical scheme, the utility model has the beneficial effect that:It changes original plate washer open-cell flue gas
Spoiler designs, and the spoiler of helical structure is designed as in fire tube, and the high-temperature flue gas that boiler generates flows through the spiral in fire tube and disturbs
After flow, due to unique spiral flue gas access, high efficient heat exchanging is realized, improves boiler thermal efficiency, saves fuel.
The above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, those of ordinary skill in the art couple
The other modifications or equivalent replacement that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope should all cover in the right of the utility model.