CN201715495U - Vertical type biquadratic back burning furnace - Google Patents

Vertical type biquadratic back burning furnace Download PDF

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Publication number
CN201715495U
CN201715495U CN201020257453XU CN201020257453U CN201715495U CN 201715495 U CN201715495 U CN 201715495U CN 201020257453X U CN201020257453X U CN 201020257453XU CN 201020257453 U CN201020257453 U CN 201020257453U CN 201715495 U CN201715495 U CN 201715495U
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CN
China
Prior art keywords
smoke
box
furnace
communicated
pipe
Prior art date
Application number
CN201020257453XU
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Chinese (zh)
Inventor
周腾飞
周启荣
Original Assignee
周腾飞
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Application filed by 周腾飞 filed Critical 周腾飞
Priority to CN201020257453XU priority Critical patent/CN201715495U/en
Application granted granted Critical
Publication of CN201715495U publication Critical patent/CN201715495U/en

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Abstract

The utility model relates to a vertical type biquadratic back burning furnace which mainly includes a furnace body and a plastic exhaust pipe; the sandwich of the furnace body is provided with three groups of smoke tubes; a furnace grate is arranged in the hearth of the furnace body; the plastic exhaust pipe is arranged at the top part of the furnace body; the furnace grate is horizontally arranged at a position higher than one third of the height of the furnace body; the top part and the bottom part of the furnace body are respectively provided with an upper smoke chamber and a lower smoke chamber; the lower smoke chamber is divided into a first lower smoke chamber and a second lower smoke chamber by a lower baffle; the first lower smoke chamber is communicated with the hearth and the first group of smoke tubes; the second lower smoke chamber is communicated with the second group of smoke tubes and the third group of smoke tubes; the upper smoke chamber is divided into a first upper smoke chamber and a second upper smoke chamber by an upper baffle; the first upper smoke chamber is communicated with the first group of smoke tubes and the second group of smoke tubes; and the second upper smoke chamber is communicated with the third group of smoke tubes and the plastic exhaust pipe. In the vertical type biquadratic back burning furnace, the sandwich of the furnace body is matched with the upper smoke chamber and the lower smoke chamber of the furnace body; the biquadratic back burning and heat exchange of hot smoke gas are completed by the three groups of smoke tubes which effectively improves the heat conversion efficiency of the furnace and reduce the energy consumption; moreover, the sandwich of the furnace body, the upper smoke chamber and the lower smoke chamber are reasonably designed. The vertical type biquadratic back burning furnace has the advantages of compact structure, small occupied space, low manufacture cost and strong practical applicability.

Description

Vertical quartic reverse-burning boiler

Technical field

The utility model relates to a kind of vertical boiler, is a kind of vertical quartic reverse-burning boiler specifically.

Background technology

Conventional boiler adopts the direct burning coal of vertical directly burning type and by flue gas heat exchange, heat utilization efficiency is low, and energy resource consumption is big, the use cost height.For energy savings, improve the thermal efficiency, conversion improves existing vertical boiler to flue gas heat, increases water pipe or water tank in the sidewall of boiler or flue, increases the heat exchange area of flue gas and water pipe or water tank, thus the raising heat utilization efficiency.

Number of patent application is 02200342.8 disclosed a kind of small-sized anti-burning tertiary air heating boiler, boiler is a box-structure, form by anti-burning burner hearth, combustion chamber, second combustion chamber and flue, the flue gas anti-burner hearth, combustion chamber, second combustion chamber, flue of burning of flowing through successively discharged again, carries out heat exchange with each position water jacket in discharge process; It is 200320101143.9 disclosed a kind of counter-burning type domestic heating stoves that number of patent application is arranged again, mainly be several down pass to be set around hearth wall, down pass straight down, pass the water tank between hearth wall and the chamber wall, total smoke pipe of through burner hearth bottom, and then lead to energy-conservation chamber, communicate with chimney through updraught flue, updraught flue passes energy-conservation indoor water tank, and pyrotechnics passes through down pass successively, main chimney flue, updraught flue and water tank carry out heat exchange, and the water engaging surface in the boiler smoke of the above-mentioned type and the water tank increases, the flue gas heat exchanger effectiveness is improved, but the furnace binding complexity, the cost of manufacture height, hot conversion portion accounts for body of heater than large space, burner hearth is less relatively, the furnace binding design is unreasonable, and thermal conversion efficiency is relatively low, and applicability is not strong.

Summary of the invention

In order to solve back firing boiler complex structure in the prior art, it is big to take up room, the production cost height, the low deficiency that waits of thermal conversion efficiency, it is a kind of simple in structure, compact that the purpose of this utility model provides, reasonable in design, production cost is low, the vertical quartic reverse-burning boiler that thermal conversion efficiency is high.

In order to achieve the above object, the technical solution adopted in the utility model is: a kind of vertical quartic reverse-burning boiler, mainly comprise body of heater and plastics smoke exhaust pipe, the furnace wall of body of heater is a sandwich, be provided with three groups of smoke pipes in the interlayer of body of heater, be provided with fire grate in the burner hearth of the furnace body, the plastics smoke exhaust pipe is located at the body of heater top, and its technical characterictic is that described fire grate is horizontally placed on more than 1/3 height of body of heater; Described body of heater top and bottom are respectively equipped with upper and lower smoke-box, above-mentioned three groups of smoke pipes all are communicated with upper and lower smoke-box, described smoke-box down is provided with following smoke-box is separated into first and second lower clapboard of smoke-box down, first time smoke-box is communicated with burner hearth and first group of smoke pipe, second time smoke-box is communicated with second group of smoke pipe and the 3rd group of smoke pipe, the described smoke-box of going up is provided with the upper spacer that last smoke-box is separated into smoke-box on first and second, smoke-box is communicated with first group of smoke pipe and second group of smoke pipe on first, and smoke-box is communicated with the 3rd group of smoke pipe and plastics smoke exhaust pipe on second.

Further, the described smoke-box of going up also is provided with the charging aperture that is communicated with burner hearth of the furnace body, supplies fuel, simple operation, safety by charging aperture in burner hearth; Described first time smoke-box sidewall of smoke-box down is provided with slag notch, and the slag on the burner hearth fire grate is fallen into smoke-box first time by burner hearth, discharged by the slag notch of first time smoke-box; The sidewall of described down second time smoke-box of smoke-box is provided with ash hole, and hot flue gas flows in second and third group smoke pipe, and dust drops in second time smoke-box in the hot flue gas, is discharged by the ash hole of second time smoke-box; Have the oval air inlet that is communicated with the outside on the body of heater furnace wall of described fire grate top, oval air inlet has support force on sidewall of the furnace body, can satisfy the higher structural capacity requirement of pressure vessel boiler side walls; Be provided with the control turnover panel in the described plastics smoke exhaust pipe, it is arbitrarily angled to control the turnover panel upset, but pulls out the controlled and closing control turnover panel banking of air quantity.

Again further, described fire grate middle part cross-under blower, an end of blower passes burner hearth of the furnace body successively, first time smoke-box is communicated with outside blower fan, and the other end of blower is located at the fire grate top and this end mouth of pipe is provided with umbrella return air top cover.Outside blower fan is through the burner hearth air feed of blower to the fire grate top, and the blower of fire grate below is heated and makes air themperature rising in the blower, and blower is to fire grate top blowing temperature height, and the coal that helps on the fire grate fully burns.

After adopting above technical scheme, the beneficial effect that the utility model reaches is: fire grate is horizontally placed on more than 1/3 height of body of heater, fuel on the fire grate is by fire grate anti-burning of dropping downwards, 2/3 downward height sidewall of fire grate can absorb heat with furnace sandwich in water body finish the anti-for the first time heat conversion of burning; The first time smoke-box of hot flue gas through being communicated with burner hearth after for the first time anti-the burning flows into first group of smoke pipe, in first group of smoke pipe with the outer furnace sandwich of first group of smoke pipe in water body finish anti-for the second time hot conversion of burning; The hot flue gas that is flow to smoke-box on first by first group of smoke pipe flow to smoke-box second time through second group of smoke pipe, in second group of smoke pipe with second group of smoke pipe outside furnace sandwich in water body finish for the third time the anti-heat conversion of burning; Hot flue gas flow to smoke-box on second by second time smoke-box through the 3rd group of smoke pipe, in the 3rd group of smoke pipe with the 3rd group of smoke pipe outside furnace sandwich in water body finish the 4th time and anti-burn heat exchange, four times anti-burns the final plastics smoke exhaust pipe discharge through being communicated with rock chamber on second of flue gas after the heat exchange.The burner hearth of body of heater, interlayer and upper and lower smoke-box reasonable in design, simple, compact, integral body takes up room little, and cost of manufacture is low, four anti-thermal conversion efficiency height that burn heat exchange, the energy utilization rate height, practical.

The utility model adopts furnace sandwich to cooperate the upper and lower smoke-box of body of heater to be finished four anti-burnings heat exchange of hot flue gas by three groups of smoke pipes, effectively improved the boiler hot conversion efficiency, cut down the consumption of energy, and furnace sandwich and upper and lower smoke-box are reasonable in design, compact conformation, it is little to take up room, and low cost of manufacture is practical.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the three-dimensional view of Fig. 2;

Fig. 4 is the upward view of Fig. 1;

Fig. 5 is the three-dimensional view of Fig. 4.

Among the figure: body of heater 1, burner hearth 2, interlayer 3, fire grate 4, air inlet 5, smoke-box 62 on the smoke-box 61, the second on the last smoke-box 6, the first, 71, the second times smoke-boxes 72 of 7, the first times smoke-boxes of following smoke-box, slag notch 8, ash hole 9, upper spacer 10,101,11, the first groups of smoke pipes 12 of lower clapboard, 13, the three groups of smoke pipes 14 of second group of smoke pipe, plastics smoke exhaust pipe 15, control turnover panel 16, blower 17, return air top cover 18, outside blower fan 19, charging aperture 20.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and Examples

Vertical quartic reverse-burning boiler shown in Fig. 1-5 mainly comprises body of heater 1, goes up smoke-box 6, smoke-box 7, first group of smoke pipe 12, second group of smoke pipe 13, the 3rd group of smoke pipe 14 and plastics smoke exhaust pipe 15 down.Body of heater is made up of burner hearth 2 and interlayer 3, be provided with first, second and third group smoke pipe 12,13,14 in the interlayer of body of heater, be provided with fire grate 4 in the burner hearth of the furnace body, fire grate is horizontally placed on more than 1/3 height of body of heater, have on the furnace sandwich of fire grate top and be communicated with outside oval air inlet 5, fire grate middle part cross-under blower 17, one end of blower passes burner hearth of the furnace body 2 successively, first time smoke-box is communicated with outside blower fan 19, and the other end of blower is located at the fire grate top and this end mouth of pipe is provided with umbrella return air top cover 18; Body of heater top and bottom are respectively equipped with upper and lower smoke-box 6,7, be provided with in the following smoke-box 7 following smoke-box is separated into first and second lower clapboard 11 of smoke-box 71,72 down, first time smoke-box 71 is communicated with burner hearth 2 and first group of smoke pipe 12, second time smoke-box 72 is communicated with second group of smoke pipe 13 and the 3rd group of smoke pipe 14, first time smoke-box sidewall of following smoke-box is provided with slag notch 8, and the sidewall of second time smoke-box of following smoke-box is provided with ash hole 9; Be provided with the upper spacer 10,101 that last smoke-box is separated into smoke-box 61,62 on first and second in the last smoke-box 6, smoke-box 61 is communicated with first group of smoke pipe 12 and second group of smoke pipe 13 on first, smoke-box 62 is communicated with the 3rd group of smoke pipe 14 on second, also is provided with the charging aperture 20 that is communicated with burner hearth of the furnace body 2 in the last smoke-box 6; Body of heater 1 top is provided with the plastics smoke exhaust pipe 15 that is communicated with smoke-box 62 on second, is provided with control turnover panel 16 in the plastics smoke exhaust pipe.First of the utility model illustrated embodiment; two; three groups of smoke pipes adopt two smoke pipes for every group; what be separated out in the last smoke-box on first that the dividing plate of smoke-box adopts on the smoke-box and second is at both sides, charging aperture outer ring fit on dividing plate two 10; 101; what following smoke-box branch was separated out that the dividing plate of first time smoke-box and second time smoke-box adopts is the lower clapboard 11 that is communicated with the endless belt side board structure of first time smoke-box according to burner hearth; the quantity of above-mentioned smoke pipe group employing smoke pipe can be according to the heat exchange size; the body of heater size; the interlayer size is arbitrarily changed; on; the shape of lower clapboard; quantity can be according to the body of heater shape; on; following smoke-box shape is arbitrarily changed, every will going up; following smoke-box is isolated into the utility model similar structures; reach same function all in protection domain of the present utility model.

When this boiler uses, go up charging by charging aperture to inner of the boiler chamber row, air inlet and blower are combustion-supporting to the fuel air intake; Fuel on the fire grate is by fire grate anti-burning of dropping downwards, 2/3 downward height sidewall of fire grate can absorb heat with furnace sandwich in water body finish the anti-for the first time heat conversion of burning; The first time smoke-box of hot flue gas through being communicated with burner hearth after for the first time anti-the burning flows into first group of smoke pipe, in first group of smoke pipe with the outer furnace sandwich of first group of smoke pipe in water body finish anti-for the second time hot conversion of burning; The hot flue gas that is flow to smoke-box on first by first group of smoke pipe flow to smoke-box second time through second group of smoke pipe, in second group of smoke pipe with second group of smoke pipe outside furnace sandwich in water body finish for the third time the anti-heat conversion of burning; Hot flue gas flow to smoke-box on second by second time smoke-box through the 3rd group of smoke pipe, in the 3rd group of smoke pipe with the 3rd group of smoke pipe outside furnace sandwich in water body finish the 4th time and anti-burn heat exchange, the plastics smoke exhaust pipe of flue gas through being communicated with rock chamber on second after the heat exchange of four anti-burnings discharged, boiler work thermal conversion efficiency, the energy utilization rate height, energy consumption is low.

Claims (6)

1. vertical quartic reverse-burning boiler, mainly comprise body of heater (1) and plastics smoke exhaust pipe (15), the furnace wall of body of heater is a sandwich, be provided with three groups of smoke pipes in the interlayer of body of heater (3), be provided with fire grate (4) in the burner hearth of the furnace body (2), the plastics smoke exhaust pipe is located at the body of heater top, it is characterized in that: described fire grate (4) is horizontally placed on more than 1/3 height of body of heater (1); Described body of heater (1) top and bottom are respectively equipped with, following smoke-box (6,7), above-mentioned three groups of smoke pipes all are communicated with, following smoke-box, described smoke-box (7) down is provided with following smoke-box is separated into first, two times smoke-boxes (71,72) lower clapboard (11), first time smoke-box is communicated with burner hearth and first group of smoke pipe (12), second time smoke-box is communicated with second group of smoke pipe (13) and the 3rd group of smoke pipe (14), described upward smoke-box (6) is provided with last smoke-box is separated into first, smoke-box (61 on two, 62) upper spacer (10,101), smoke-box is communicated with first group of smoke pipe and second group of smoke pipe on first, and smoke-box is communicated with the 3rd group of smoke pipe and plastics smoke exhaust pipe on second.
2. vertical quartic reverse-burning boiler according to claim 1 is characterized in that: the described smoke-box (6) of going up also is provided with the charging aperture (20) that is communicated with burner hearth of the furnace body (2).
3. vertical quartic reverse-burning boiler according to claim 1 is characterized in that: described first time smoke-box (71) sidewall of smoke-box (7) down is provided with slag notch (8), and the sidewall of second time smoke-box of following smoke-box (72) is provided with ash hole (9).
4. vertical quartic reverse-burning boiler according to claim 1 is characterized in that: have the oval air inlet (5) that is communicated with the outside on the body of heater furnace wall of described fire grate (4) top.
5. vertical quartic reverse-burning boiler according to claim 1, it is characterized in that: described fire grate (4) middle part cross-under blower (17), one end of blower passes burner hearth of the furnace body (2) successively, first time smoke-box (71) is communicated with outside blower fan (19), and the other end of blower is located at the return air top cover (18) that fire grate top and this end mouth of pipe are provided with umbrella.
6. vertical quartic reverse-burning boiler according to claim 1 is characterized in that: be provided with control turnover panel (16) in the described plastics smoke exhaust pipe (15).
CN201020257453XU 2010-07-14 2010-07-14 Vertical type biquadratic back burning furnace CN201715495U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201020257453XU CN201715495U (en) 2010-07-14 2010-07-14 Vertical type biquadratic back burning furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201020257453XU CN201715495U (en) 2010-07-14 2010-07-14 Vertical type biquadratic back burning furnace

Publications (1)

Publication Number Publication Date
CN201715495U true CN201715495U (en) 2011-01-19

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Application Number Title Priority Date Filing Date
CN201020257453XU CN201715495U (en) 2010-07-14 2010-07-14 Vertical type biquadratic back burning furnace

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101871641A (en) * 2010-07-14 2010-10-27 周腾飞 Vertical quartic reverse-burning boiler
CN102410528A (en) * 2011-11-15 2012-04-11 安徽环态炉业有限公司 Burning structure for biomass boiler
CN102410529A (en) * 2011-11-16 2012-04-11 杜维新 Far infrared fire coal gasification chimney-free environmental-friendly boiler
CN102506417A (en) * 2011-11-15 2012-06-20 安徽环态炉业有限公司 Combustion process for biomass boiler
CN102563617A (en) * 2011-11-30 2012-07-11 杜维新 Efficient chimney-free energy-saving boiler with far infrared heat pipe

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101871641A (en) * 2010-07-14 2010-10-27 周腾飞 Vertical quartic reverse-burning boiler
CN102410528A (en) * 2011-11-15 2012-04-11 安徽环态炉业有限公司 Burning structure for biomass boiler
CN102506417A (en) * 2011-11-15 2012-06-20 安徽环态炉业有限公司 Combustion process for biomass boiler
CN102410529A (en) * 2011-11-16 2012-04-11 杜维新 Far infrared fire coal gasification chimney-free environmental-friendly boiler
CN102563617A (en) * 2011-11-30 2012-07-11 杜维新 Efficient chimney-free energy-saving boiler with far infrared heat pipe

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20110119

Effective date of abandoning: 20110921