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CN205843027U - The boiler that a kind of double back journey is energy-efficient - Google Patents

The boiler that a kind of double back journey is energy-efficient Download PDF

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Publication number
CN205843027U
CN205843027U CN201620825963.XU CN201620825963U CN205843027U CN 205843027 U CN205843027 U CN 205843027U CN 201620825963 U CN201620825963 U CN 201620825963U CN 205843027 U CN205843027 U CN 205843027U
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CN
China
Prior art keywords
heater
flue
torus
boiler
energy
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Expired - Fee Related
Application number
CN201620825963.XU
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Chinese (zh)
Inventor
刘玉好
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Individual
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Individual
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Priority to CN201620825963.XU priority Critical patent/CN205843027U/en
Application granted granted Critical
Publication of CN205843027U publication Critical patent/CN205843027U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

This utility model relates to the boiler that a kind of double back journey is energy-efficient, and including body of heater, the side of body of heater is provided with return flue, and the outer wall of return flue is provided with the torus for adding hot water;The bottom of body of heater is provided with combustor, and the lower end of combustor is provided with shoot door;The middle part of body of heater is provided with the smoke-fire-tube that several are vertical, and the top of body of heater is poly-tobacco pipe, and the lower end of smoke-fire-tube connects with combustor upper end, is provided with water gallbladder between smoke-fire-tube and poly-tobacco pipe;The sidewall of body of heater is provided with the torus for adding hot water;The torus of return flue, water gallbladder connect with the torus of sidewall of the furnace body.This utility model is exchanged with circulating water heating by return flue, improves the utilization ratio of heat in flue gas, adds the heat exchange area of flue gas and recirculated water, reaches the most energy-conservation purpose;By body of heater and return flue, enable the dust in flue gas effectively to settle, reduce the pollution of dust.

Description

The boiler that a kind of double back journey is energy-efficient
Technical field
This utility model relates to heating boiler, is specifically related to the boiler that a kind of double back journey is energy-efficient.
Background technology
Existing boiler is during burning coal, and recirculated water is less with the contact area of boiler, causes flame and flue gas In heat absorption inefficient, cause fire coal service efficiency the highest, heating cost bigger;Meanwhile, mix in flue gas is big Amount dust can not effectively screen out, and causes the pollution of environment.Accordingly, it would be desirable to design a kind of new boiler to solve the problems referred to above.
Utility model content
The purpose of this utility model is to overcome defect of the prior art, designs the pot that a kind of double back journey is energy-efficient Stove, is exchanged with circulating water heating by return flue, improves the utilization ratio of heat in flue gas, adds flue gas and recirculated water Heat exchange area, reaches the most energy-conservation purpose;By body of heater and return flue, the dust in flue gas is enable effectively to settle, Reduce the pollution of dust.
For achieving the above object, this utility model be employed technical scheme comprise that the boiler that a kind of double back journey is energy-efficient, Including body of heater, the side of body of heater is provided with return flue, and the outer wall of return flue is provided with the torus for adding hot water;
The bottom of body of heater is provided with combustor, and the lower end of combustor is provided with shoot door;It is vertical that the middle part of body of heater is provided with several Smoke-fire-tube, the top of body of heater is poly-tobacco pipe, and the lower end of smoke-fire-tube connects with combustor upper end, sets between smoke-fire-tube and poly-tobacco pipe There is water gallbladder;
Poly-tobacco pipe upper end connects with one end of return flue, and the other end of return flue is provided with outlet flue;
The sidewall of body of heater is provided with the torus for adding hot water;The torus of return flue, water gallbladder and sidewall of the furnace body Torus connects;The return flue of outlet flue side is provided with water inlet;The torus of body of heater lower end is provided with outlet.
Preferably, return flue is U-shaped, S-shaped or W shape.
Preferably, the body of heater of water gallbladder side is provided with dust removal door.Return flue is made up of two vertically disposed steel pipes.
Preferably, the level height of the least significant end of return flue is higher than the bottom height of combustor.
Preferably, the outside of smoke-fire-tube and combustor is all surrounded by recirculated water.
Preferably, smoke-fire-tube is steel pipe;Smoke-fire-tube is set up in parallel ringwise.
Preferably, the outer wall of furnace body outer wall and torus is provided with ceramic thermal barrier layer.
Preferably, the side of combustor is provided with aerator.The lower end sidewall of return flue is provided with dust removal door.
Preferably, outlet flue is provided with blower fan.Torus above poly-tobacco pipe is provided with relief valve;Level above poly-tobacco pipe Flue be provided with dust-removing cover.
During work, add fuel, the pyrotechnics of burning generation and flue gas in a combustion chamber, flowed up by smoke-fire-tube, right Water in the torus of water gallbladder and body of heater heats, and flue gas, upwardly through poly-tobacco pipe, flows into return flue, the side of return flue The water in torus on wall carries out heat exchange, and flue gas carries out heat exchange when flowing through return flue, and flue gas is finally by outlet flue Discharge, in the flue gas process of circulation, after dust settling, can be removed by dust removal door;Water inlet input water, through return flue After torus, water gallbladder and the heating of body of heater torus, discharge from outlet.
Advantage of the present utility model and having the beneficial effects that: this utility model is exchanged with circulating water heating by return flue, Improve the utilization ratio of heat in flue gas, add the heat exchange area of flue gas and recirculated water, reach the most energy-conservation purpose; By body of heater and return flue, enable the dust in flue gas effectively to settle, reduce the pollution of dust.
Accompanying drawing explanation
Fig. 1 is the structural representation of the energy-efficient boiler of this utility model double back journey.
In figure: 1, shoot door;2, switching door;3, combustor;4, body of heater;5, smoke-fire-tube;6, dust removal door;7, water gallbladder;8, poly- Tobacco pipe;9, torus;10, return flue;11, outlet flue;12, water inlet;13, outlet;14, bottom flue;15, dedusting Door;16, relief valve;17, dust-removing cover.
Detailed description of the invention
Below in conjunction with embodiment, detailed description of the invention of the present utility model is further described.Following example are only used In the technical solution of the utility model is clearly described, and protection domain of the present utility model can not be limited with this.
Embodiment 1
As shown in Figure 1: the boiler that a kind of double back journey is energy-efficient, including body of heater 4, the side of body of heater 4 is provided with return flue 10, the outer wall of return flue 10 is provided with the torus 9 for adding hot water;
The bottom of body of heater 4 is provided with combustor 3, and the lower end of combustor 3 is provided with shoot door 1;The middle part of body of heater 4 is provided with several Vertical smoke-fire-tube 5, the top of body of heater 4 is poly-tobacco pipe 8, and the lower end of smoke-fire-tube 5 connects with combustor 3 upper end, and smoke-fire-tube 5 is with poly- Water gallbladder 7 it is provided with between tobacco pipe 8;Poly-tobacco pipe 8 upper end connects with one end of return flue 10, and the other end of return flue 10 is provided with out Mouth 11;
The sidewall of body of heater 4 is provided with the torus 9 for adding hot water;The torus 9 of return flue 10, water gallbladder 7 and body of heater 4 The torus 9 of sidewall connects;The return flue 10 of outlet flue 11 side is provided with water inlet 12;On the torus 9 of body of heater 4 lower end It is provided with outlet 13.
Return flue 10 is U-shaped.The body of heater 4 of water gallbladder 7 side is provided with dust removal door 6.The water of the least significant end of return flue 10 Flat height is higher than the bottom height of combustor 3.The outside of smoke-fire-tube 5 and combustor 3 is all surrounded by recirculated water.Smoke-fire-tube 5 is steel Pipe;Smoke-fire-tube 5 is set up in parallel ringwise.The outer wall of body of heater 4 outer wall and torus 9 is provided with ceramic thermal barrier layer, ceramic thermal barrier layer Heat can be reduced scatter and disappear.
The side of combustor 3 is provided with aerator.Outlet flue 11 is provided with blower fan.Aerator and blower fan are that flue gas is body of heater 4 He Circulation in return flue 10 provides power, it is to avoid flue gas circulates in return flue 10 and the most freely causes boiler combustion insufficient.
Return flue is made up of two vertically disposed steel pipes, so ensure that structural strength and service life, simultaneously There is preferably heat exchanger effectiveness.The lower end sidewall of return flue is provided with dust removal door 15, it is possible to clear up return smoke by dust removal door Dust in road, improves heat exchanger effectiveness.Torus above poly-tobacco pipe is provided with relief valve 16, in the hypertonia of recirculated water Time pressure release and warning;The flue of the level above poly-tobacco pipe is provided with dust-removing cover 17, can remove the long-pending of inside by dust-removing cover Dirt.
During work, combustor 3 adds fuel, the pyrotechnics of burning generation and flue gas, is flowed up by smoke-fire-tube 5, Heating the water in the torus 9 of water gallbladder 7 and body of heater 4, flue gas, upwardly through poly-tobacco pipe 8, flows into return flue 10, backhaul The water in torus 9 on the sidewall of flue 10 carries out heat exchange, and flue gas is discharged finally by outlet flue 11, the flue gas process of circulation In, after dust settling, can be removed by dust removal door 6;Water inlet 12 inputs water, through torus 9, the water gallbladder of return flue 10 7 and body of heater 4 torus 9 heating after, discharge from outlet 13.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of without departing from this utility model know-why, it is also possible to make some improvements and modifications, these change Enter and retouch and also should be regarded as protection domain of the present utility model.

Claims (9)

1. the boiler that a double back journey is energy-efficient, it is characterised in that include body of heater, the side of body of heater is provided with return flue, returns The outer wall of journey flue is provided with the torus for adding hot water;
The bottom of body of heater is provided with combustor, and the lower end of combustor is provided with shoot door;The middle part of body of heater is provided with the cigarette that several are vertical Fire tube, the top of body of heater is poly-tobacco pipe, and the lower end of smoke-fire-tube connects with combustor upper end, is provided with water between smoke-fire-tube and poly-tobacco pipe Gallbladder;
Poly-tobacco pipe upper end connects with one end of return flue, and the other end of return flue is provided with outlet flue;
The sidewall of body of heater is provided with the torus for adding hot water;The torus of return flue, water gallbladder and the circulation of sidewall of the furnace body Chamber connects;The return flue of outlet flue side is provided with water inlet;The torus of body of heater lower end is provided with outlet.
2. the boiler that double back journey as claimed in claim 1 is energy-efficient, it is characterised in that return flue is U-shaped, S-shaped or W Shape.
3. the boiler that double back journey as claimed in claim 1 is energy-efficient, it is characterised in that the body of heater of water gallbladder side is provided with and removes Dirt door;Return flue is made up of two vertically disposed steel pipes.
4. the boiler that double back journey as claimed in claim 1 is energy-efficient, it is characterised in that the level of the least significant end of return flue Highly higher than the bottom height of combustor.
5. the boiler that double back journey as claimed in claim 1 is energy-efficient, it is characterised in that the outside of smoke-fire-tube and combustor is equal Surrounded by recirculated water.
6. the boiler that double back journey as claimed in claim 1 is energy-efficient, it is characterised in that smoke-fire-tube is steel pipe;Smoke-fire-tube in Annular is set up in parallel.
7. the boiler that double back journey as described in claim 1-6 is arbitrary is energy-efficient, it is characterised in that furnace body outer wall and torus Outer wall be provided with ceramic thermal barrier layer.
8. the boiler that double back journey as described in claim 1-6 is arbitrary is energy-efficient, it is characterised in that the side of combustor is provided with Aerator;The lower end sidewall of return flue is provided with dust removal door.
9. the boiler that double back journey as described in claim 1-6 is arbitrary is energy-efficient, it is characterised in that outlet flue is provided with blower fan; Torus above poly-tobacco pipe is provided with relief valve;The flue of the level above poly-tobacco pipe is provided with dust-removing cover.
CN201620825963.XU 2016-08-02 2016-08-02 The boiler that a kind of double back journey is energy-efficient Expired - Fee Related CN205843027U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620825963.XU CN205843027U (en) 2016-08-02 2016-08-02 The boiler that a kind of double back journey is energy-efficient

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620825963.XU CN205843027U (en) 2016-08-02 2016-08-02 The boiler that a kind of double back journey is energy-efficient

Publications (1)

Publication Number Publication Date
CN205843027U true CN205843027U (en) 2016-12-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620825963.XU Expired - Fee Related CN205843027U (en) 2016-08-02 2016-08-02 The boiler that a kind of double back journey is energy-efficient

Country Status (1)

Country Link
CN (1) CN205843027U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107631475A (en) * 2017-11-01 2018-01-26 南通易联企业管理有限公司 A kind of power economized boiler with fume treatment function
CN113339998A (en) * 2021-05-18 2021-09-03 王洪 Flue circulating type coal-fired small energy-saving boiler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107631475A (en) * 2017-11-01 2018-01-26 南通易联企业管理有限公司 A kind of power economized boiler with fume treatment function
CN113339998A (en) * 2021-05-18 2021-09-03 王洪 Flue circulating type coal-fired small energy-saving boiler

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161228

Termination date: 20210802

CF01 Termination of patent right due to non-payment of annual fee