CN101963391A - Lateral-combustion vertical boiler - Google Patents
Lateral-combustion vertical boiler Download PDFInfo
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- CN101963391A CN101963391A CN2009100654974A CN200910065497A CN101963391A CN 101963391 A CN101963391 A CN 101963391A CN 2009100654974 A CN2009100654974 A CN 2009100654974A CN 200910065497 A CN200910065497 A CN 200910065497A CN 101963391 A CN101963391 A CN 101963391A
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Abstract
The invention relates to a lateral-combustion vertical boiler which comprises a boiler body, a boiler hearth is arranged in the boiler body, and a water box of the boiler is formed between the outer wall of the boiler body and the inner wall of the boiler hearth. A chimney is arranged at the top of the boiler hearth, and a grate is arranged at the bottom. A coal feed port is arranged on the boiler body, and the coal feed port stretches into the boiler hearth. The upper part of the outer wall of the boiler body is provided with a hot water port, and the lower part of the outer wall of the boiler body is provided with a cold water port. A fuel damper, a first flue damper, a second flue damper and a third flue damper are arranged in the boiler hearth, wherein the first flue damper and the second flue damper are vertically arranged in the boiler hearth in parallel, and the third flue damper is laterally arranged above a first flue and a second flue; the fuel damper and the first flue damper form a front combustion chamber, the first flue damper and the second flue damper form a back combustion chamber, and the second flue damper, and the inner wall of the boiler hearth and the third flue damper form a flue. The chimney passes through the water box and stretches to the top of the boiler hearth, and the boiler body below the grate is also provided with an ash port. The flue in the boiler hearth comprises a straight flue and a lateral flue, the exhausted smoke gas has low dust content and smoke content, and the boiler has high heat efficiency.
Description
Technical field
The present invention relates to a kind of boiler, relate to a kind of coal-burning boiler of horizontal burning specifically.
Background technology
Coal-burning boiler is that a kind of common coal that utilizes provides the device of hot water and steam for people as the energy.The kind of coal-burning boiler is more in the market.As Chinese patent publication number CN1490576A, open day is on April 21st, 2004, denomination of invention is " high-efficiency cryogenic exhausting coal-fired hot-water boiler ", this invention is on the basis of conventional temperature coal-fired hot-water boiler, realize improving the purpose of boiler efficiency by the low-temperature energy-saving device is set on back-end ductwork,, there is no improvement in the burner hearth owing to the low-temperature energy-saving device is set at afterbody, fuel fail completing combustion, the thermal efficiency of boiler improve limited and the flue gas of discharging in dustiness and to contain the cigarette amount bigger.The Chinese patent publication number is CN1719102A, open day on January 11st, 2006, denomination of invention is " an environmental protection coal-fired hot-water boiler ", this invention comprises the combustion chamber, fireworks channel and flue, the combustion chamber has one to go up main chamber and a following auxiliary combustion chamber, have horizontal last fireworks channel and following fireworks channel, of the present invention owing to adopt two combustion chambers and two flues, ratio of combustion is more abundant, two flues are that laterally revolution utilizes the dust landing, but because flue is that laterally revolution is provided with, the speed of flue gas reduces less relatively, from dust-laying effect is reduced, and complex structure of the present invention is unfavorable for promoting.Chinese patent publication number CN1648546A, open day is on August 3rd, 2005, denomination of invention is " the energy-conservation oil gas coal of a kind of smoke abatement and dust control is used the fuel normal-pressure hot-water boiler more ", comprise horizontal coal-fired chamber and vertical boiler body, horizontal combustion chamber is made up of with the double furnace wall of vertical boiler body overlap joint double furnace wall and is ganged up the water tank that forms boiler mutually, horizontal combustion chamber is divided into bilevel upper combustion chamber and the lower combustion chamber of going up and is divided into bilevel upper combustion chamber and lower combustion chamber and places within the bottom of vertical boiler body, though this invention sufficient combustion, thermal efficiency height, flue dust can be separated with flue gas, but flue is a straight way, being unfavorable for that imperfect combustion composition fully burns also is unfavorable for simultaneously the dust in flue gas landing, and complex structure, the manufacturing cost height is difficult to promote.Existing in sum coal-burning boiler discharge flue is straight way or horizontal bend, the speed of flue gas in flue reduces slower, being unfavorable for that imperfect combustion composition in the flue gas fully burns also is unfavorable for the dust in flue gas landing simultaneously, thereby reduced the thermal efficiency of boiler, simultaneously the dustiness in the flue gas of Pai Chuing and to contain the cigarette amount also higher.
Summary of the invention
Purpose of the present invention just is to overcome above-mentioned deficiency a kind of horizontal burning vertical boiler is provided, and has solved in the flue gas dustiness and has contained the technical problem that the cigarette amount is big, the thermal efficiency is low.
Technical problem of the present invention can be achieved through the following technical solutions:
A kind of horizontal burning vertical boiler, comprise body of heater, establish burner hearth in the body of heater, furnace body outer wall and inboard wall of burner hearth form the water tank of boiler, roof of the furnace is established chimney, fire grate is established in the bottom, establish coal feed point on the body of heater, coal feed point extend in the burner hearth, the hot water mouth is established on furnace body outer wall top, cold water outlet is established in the furnace body outer wall bottom, it is characterized in that: be provided with the fuel baffle plate in burner hearth, first damper, second damper and the 3rd damper, first damper is parallel with second damper vertically to be arranged in the burner hearth, the 3rd damper is horizontally set above first flue and second flue, establish gas exit on the first damper top, establish exhanst gas outlet in the second damper bottom, the fuel baffle plate and first damper form preceding combustion chamber, first damper and second damper constitute after-burner, second damper, inboard wall of burner hearth and the 3rd damper form flue, and chimney passes water tank and reaches roof of the furnace, also is provided with grey cinder notch on the body of heater of fire grate bottom.
Above-mentioned horizontal burning vertical boiler also is provided with air inlet below coal feed point.
Above-mentioned horizontal burning vertical boiler, described fuel baffle plate is made of the cavity that is connected with water tank.
Above-mentioned horizontal burning vertical boiler, described first damper, second damper and the 3rd damper are respectively to be made of the cavity that is connected with water tank, second damper is connected with the fuel baffle plate and is integral, and promptly three dampers are to be made of the cavity that is connected with water tank.
Above-mentioned horizontal burning vertical boiler, described first damper, second damper and the 3rd damper are respectively to be made of the water pipe that is arranged side by side that is connected with water tank, and promptly three dampers are made of the water pipe that is arranged side by side that is connected with water tank.
Above-mentioned horizontal burning vertical boiler is provided with the water pipe that is connected with water tank below the fuel baffle plate.
Above-mentioned horizontal burning vertical boiler is provided with hot-water line on the top at after-burner.
Above-mentioned horizontal burning vertical boiler is provided with dust-exhausting port in the bottom of flue, and the dedusting mouth is provided with the cover plate of band handle.
The present invention is provided with after-burner and twisting flue in burner hearth, flue is made of straight way and lateral road like this, in the combustion chamber imperfect combustion coal smoke through gas exit to after-burner, speed reduces rapidly, under the effect of baffle plate, change direction again, underspeed once more, thereby increase the time of coal smoke in the after-burner stop, make the clean-burning while of imperfect combustion coal smoke, dust in flue gas is landed under the self gravitation effect, enter straight flue through exhanst gas outlet then and rise to the horizontal flue discharge again, because after-burner is located in the burner hearth, temperature is higher in the burner hearth, the coal smoke that comes out in the combustion chamber at high temperature can fully burn through after-burner imperfect combustion composition in dedusting, and simultaneously, damper in burner hearth and fuel baffle plate are the cavitys that is communicated with water tank, increase the contact area of flue gas and water tank like this, improved the thermal efficiency greatly.The dust content that the present invention discharges and to contain the cigarette amount little, thermal efficiency height, simple in structure.After tested, the gas smoke content of the present invention's discharge is 25mg/m
3, be significantly less than the dust emission standard 100-150mg/m that national like product is stipulated
3, also lower than the discharge standard of combustion of natural gas.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is an another kind of structural representation of the present invention.
The specific embodiment
A kind of horizontal burning vertical boiler as shown in Figure 1, comprise body of heater 1, establish burner hearth in the body of heater, furnace body outer wall and inboard wall of burner hearth form the water tank 16 of boiler, roof of the furnace is established chimney 7, fire grate 4 is established in the bottom, establish coal feed point 3 on the body of heater, coal feed point extend in the burner hearth, hot water mouth 9 is established on furnace body outer wall top, cold water outlet 15 is established in the furnace body outer wall bottom, in burner hearth, be provided with fuel baffle plate 2, first damper 12, second damper 13 and the 3rd damper 10, first damper is parallel with second damper vertically to be arranged in the burner hearth, the 3rd damper 10 is horizontally set above first flue and second flue, establish gas exit 11 on first damper, 12 tops, establish exhanst gas outlet 14 in the second damper bottom, the fuel baffle plate 2 and first damper 12 form preceding combustion chamber, first damper 12 and second damper 13 constitute after-burner, second damper, inboard wall of burner hearth and the 3rd damper form flue, chimney 7 passes water tank and reaches roof of the furnace, on the body of heater of fire grate bottom, also be provided with grey cinder notch 6, below coal feed point, also be provided with air inlet 5, the fuel baffle plate is made of the cavity that is connected with water tank, three dampers are to be made of the cavity that is connected with water tank, second damper is connected with the fuel baffle plate and is integral, and is provided with dust-exhausting port 18 in the bottom of flue, and the dedusting mouth is provided with the cover plate of band handle.
As shown in Figure 2, three dampers of the present invention are made of the water pipe that is arranged side by side that is connected with water tank.
The utility model also is provided with the water pipe 8 that is connected with water tank below the fuel baffle plate, the coal that can prevent into drops in the after-burner.
The present invention can also be provided with the hot-water line 17 that is connected with water tank on the top of after-burner, increases the contact area of water tank and flue gas, makes full use of heat energy.
Operation principle of the present invention is as follows: coal is sent into burner hearth from coal feed point, light a fire from air inlet, take fire, coal smoke after the burning laterally through gas exit to after-burner, run into baffle plate and change direction slowly vertically downward, dust in the coal smoke drop to bottom of furnace body under the effect of self gravitation, periodic cleaning is gone out again, flue gas through second outlet upwards, changing its course under the effect of the 3rd damper rises forward again discharges, composition imperfect combustion in this process is able to abundant burning at after-burner, and the lime-ash whereabouts after the burner hearth burning is fallen bottom of furnace body through fire grate and gone out clearly.
Claims (8)
1. horizontal burning vertical boiler, comprise body of heater (1), establish burner hearth in the body of heater, furnace body outer wall and inboard wall of burner hearth form the water tank (16) of boiler, roof of the furnace is established chimney (7), fire grate (4) is established in the bottom, establish coal feed point (3) on the body of heater, coal feed point extend in the burner hearth, hot water mouth (9) is established on furnace body outer wall top, cold water outlet (15) is established in the furnace body outer wall bottom, it is characterized in that: in burner hearth, be respectively equipped with fuel baffle plate (2), first damper (12), second damper (13) and the 3rd damper (10), first damper is parallel with second damper vertically to be arranged in the burner hearth, the 3rd damper (10) is horizontally set above first flue and second flue, establish gas exit (11) on first damper (12) top, establish exhanst gas outlet (14) in the second damper bottom, fuel baffle plate (2) and first damper (12) form preceding combustion chamber, first damper (12) constitutes after-burner with second damper (13), second damper, inboard wall of burner hearth and the 3rd damper form flue, chimney (7) passes water tank and reaches roof of the furnace, also is provided with grey cinder notch (6) on the body of heater of fire grate bottom.
2. horizontal burning vertical boiler according to claim 1 is characterized in that: be provided with air inlet (5) below coal feed point.
3. horizontal burning vertical boiler according to claim 2 is characterized in that: described fuel baffle plate is made of the cavity that is connected with water tank.
4. horizontal burning vertical boiler according to claim 3, it is characterized in that: described first damper, second damper and the 3rd damper are respectively to be made of the cavity that is connected with water tank, and second damper is connected with the fuel baffle plate and is integral.
5. horizontal burning vertical boiler according to claim 3 is characterized in that: described first damper, second damper and the 3rd damper are respectively to be made of the water pipe that is arranged side by side that is connected with water tank.
6. according to claim 4 or 5 described horizontal burning vertical boilers, it is characterized in that: below the fuel baffle plate, be provided with the water pipe (8) that is connected with water tank.
7. horizontal burning vertical boiler according to claim 6 is characterized in that: be provided with hot-water line (17) on the top of after-burner.
8. horizontal burning vertical boiler according to claim 7 is characterized in that: be provided with dust-exhausting port (18) in the bottom of flue, the dedusting mouth is provided with the cover plate of band handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100654974A CN101963391A (en) | 2009-07-22 | 2009-07-22 | Lateral-combustion vertical boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100654974A CN101963391A (en) | 2009-07-22 | 2009-07-22 | Lateral-combustion vertical boiler |
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| Publication Number | Publication Date |
|---|---|
| CN101963391A true CN101963391A (en) | 2011-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100654974A Pending CN101963391A (en) | 2009-07-22 | 2009-07-22 | Lateral-combustion vertical boiler |
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| CN (1) | CN101963391A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355773A (en) * | 2017-07-17 | 2017-11-17 | 浙江天翔环保设备有限公司 | The boiler of coal in a kind of convenience |
| CN107355979A (en) * | 2017-07-17 | 2017-11-17 | 浙江天翔环保设备有限公司 | The boiler of coal and cleaning carbon slag in a kind of convenience |
| CN110425726A (en) * | 2019-07-05 | 2019-11-08 | 重庆佳威厨房设备有限公司 | A kind of energy-saving type boiler |
-
2009
- 2009-07-22 CN CN2009100654974A patent/CN101963391A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355773A (en) * | 2017-07-17 | 2017-11-17 | 浙江天翔环保设备有限公司 | The boiler of coal in a kind of convenience |
| CN107355979A (en) * | 2017-07-17 | 2017-11-17 | 浙江天翔环保设备有限公司 | The boiler of coal and cleaning carbon slag in a kind of convenience |
| CN107355773B (en) * | 2017-07-17 | 2024-05-31 | 浙江天翔环保设备有限公司 | Boiler convenient for feeding coal |
| CN107355979B (en) * | 2017-07-17 | 2024-06-04 | 浙江天翔环保设备有限公司 | Boiler convenient for feeding coal and cleaning carbon slag |
| CN110425726A (en) * | 2019-07-05 | 2019-11-08 | 重庆佳威厨房设备有限公司 | A kind of energy-saving type boiler |
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Application publication date: 20110202 |