CN201215387Y

CN201215387Y - Ambient pressure water boiler

Info

Publication number: CN201215387Y
Application number: CNU2008200901987U
Authority: CN
Inventors: 宋福生
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-12
Filing date: 2008-06-12
Publication date: 2009-04-01
Anticipated expiration: 2018-06-12

Abstract

A normal pressure heat water boiler relates to a heat water boiler, for resolving the problems of the prior coal-fired heat water boilers such as incomplete coal combustion, low heat efficiency, much smoke and dust, serious pollution, complex structure, small heating area, high energy consumption, low heat efficiency, low water tolerance and environment pollution. The upper part of a rear combustion chamber, the space between a second baffle plate and a third baffle plate, and a flue chamber are all provided with two rows of horizontal water pipe bundles, wherein two ends of the two horizontal water pipe bundle rows are both connected with a pipe board, a water outlet pipe and a water inlet pipe are both communicated with a water channel of the boiler, a front grate is arranged at the lower part of a combustion chamber, and a rear grate is arranged at the lower part of the rear combustion chamber. The boiler is arranged with two combustion chambers, and smoke is treated via three scouring processes, and two horizontal water pipe bundle rows are arranged in the boiler, thereby improving the heated area of the boiler and improving the heat efficiency of the boiler. The normal pressure heat water boiler can save energy, protect environment, improve heat supply, and can save energy of at least 30% more than traditional heat water boilers.

Description

Normal-pressure hot-water boiler

Technical field

The utility model relates to a kind of hot-water boiler.

Background technology

At present, civil heating boiler design form is a lot, and tradition adopts the normal pressure miniature boiler, and kind has oil burner, coal furnace etc.Operated by rotary motion has automatic or semi-automatic fire grate in the stove, and most smoke pipe, fire tube, the dividing plates etc. of adopting of heating surface designs loaded down with trivial detailsly, and manufacturing process is complicated, and the manufacturing raw materials consumption is big.When adopting fire coal to make fuel, fired coal combustion is incomplete, and boiler thermal output is low, flue dust is big, pollution is big.Have complex structure, shortcomings such as heating surface (area) (HS is little, energy consumption is high, the thermal efficiency is low, water capacity is few, contaminated environment.

The utility model content

The purpose of this utility model is incomplete for solving existing coal-fired hot-water boiler fired coal combustion, and boiler thermal output is low, flue dust is big, pollution is big.Have complex structure, heating surface (area) (HS is little, energy consumption is high, the thermal efficiency is low, water capacity is few, problem of environment pollution caused, and a kind of normal-pressure hot-water boiler now is provided.The utility model comprises upper furnace door, flue, outlet pipe, double transverse water pipe bundle, water inlet pipe, first shoot door, back fire grate, two base dividing plates, preceding fire grate, base, second shoot door, lower furnace door, the body of heater shell, flue, preceding combustion chamber, first dividing plate, after-burner, second partition, the 3rd dividing plate, smoke-box and wing furnace door, flue is fixed in the body of heater shell, be water jacket between flue and the body of heater shell, second partition is arranged on the middle part of the horizontal direction in the flue, fixedly connected with the bottom in the flue in the lower end of second partition, first dividing plate and the 3rd dividing plate are separately positioned on the both sides of second partition in the flue, all fixedly connected with the top in the flue in the upper end of the upper end of first dividing plate and the 3rd dividing plate, upper furnace door and lower furnace door all are fixed on the body of heater shell of first dividing plate, one side, space between the flue of first dividing plate and upper furnace door and lower furnace door one side is preceding combustion chamber, space between first dividing plate and the second partition is an after-burner, space between the flue of the 3rd dividing plate and upper furnace door and lower furnace door opposite side is a smoke-box, be fixedly connected with flue on the body of heater shell at smoke-box top, the top of after-burner, be equipped with double transverse water pipe bundle between second partition and the 3rd dividing plate He in the smoke-box, the two ends of double transverse water pipe bundle all are connected with water jacket, outlet pipe and water inlet pipe all are connected with the water passage of boiler, preceding fire grate is arranged on the bottom of preceding combustion chamber, back fire grate is arranged on the bottom of after-burner, second shoot door is arranged on the base of preceding fire grate downside, first shoot door is arranged on the base of back fire grate downside, respectively be provided with a base dividing plate in the base of the first shoot door both sides, the wing furnace door is arranged on the body of heater shell of back fire grate upside.

The utility model is provided with two combustion chambers in stove be preceding combustion chamber and after-burner, and flue gas washes away flow process through three in stove, and three groups of double transverse water pipe bundles are set in the stove, and it is long-pending to have increased the stove internal heating surface greatly, improved the thermal efficiency of boiler.It is big to the utlity model has reasonable in design, energy-conserving and environment-protective, convenient use, efficiency of heating surface height, heating load, relatively can save energy more than 30% with the traditional heating stove.

Description of drawings

Fig. 1 is an overall structure schematic diagram of the present utility model.Reference numeral 2 among the figure is temperature gauge stands, the 3rd, and pressure gauge stand, the 4th, emergency valve seat.

The specific embodiment

The specific embodiment one: (referring to Fig. 1) present embodiment comprises upper furnace door 1, flue 5, outlet pipe 6, double transverse water pipe bundle 7, water inlet pipe 10, first shoot door 12, back fire grate 13, two base dividing plates 14, preceding fire grate 15, base 16, second shoot door 17, lower furnace door 18, body of heater shell 19, flue 20, preceding combustion chamber 21, first dividing plate 22, after-burner 23, second partition 24, the 3rd dividing plate 25, smoke-box 26 and wing furnace door 27, flue 20 is fixed in the body of heater shell 19, be water jacket 11 between flue 20 and the body of heater shell 19, second partition 24 is arranged on the middle part of the horizontal direction in the flue 20, fixedly connected with the bottom in the flue 20 in the lower end of second partition 24, first dividing plate 22 and the 3rd dividing plate 25 are separately positioned on the both sides of second partition 24 in the flue 20, all fixedly connected with the top in the flue 20 in the upper end of the upper end of first dividing plate 22 and the 3rd dividing plate 25, upper furnace door 1 and lower furnace door 18 all are fixed on the body of heater shell 19 of first dividing plate, 22 1 sides, space between the flue 20 of first dividing plate 22 and upper furnace door 1 and lower furnace door 18 1 sides is preceding combustion chamber 21, space between first dividing plate 22 and the second partition 24 is an after-burner 23, space between the flue 20 of the 3rd dividing plate 25 and upper furnace door 1 and lower furnace door 18 opposite sides is a smoke-box 26, be fixedly connected with flue 5 on the body of heater shell 19 at smoke-box 26 tops, the top of after-burner 23, be equipped with double transverse water pipe bundle 7 between second partition 24 and the 3rd dividing plate 25 He in the smoke-box 26, the two ends of double transverse water pipe bundle 7 all are connected with water jacket 11, outlet pipe 6 and water inlet pipe 10 all are connected with the water passage of boiler, preceding fire grate 15 is arranged on the bottom of preceding combustion chamber 21, back fire grate 13 is arranged on the bottom of after-burner 23, second shoot door 17 is arranged on the base 16 of preceding fire grate 15 downsides, first shoot door 12 is arranged on the base 16 of back fire grate 13 downsides, respectively be provided with a base dividing plate 14 in the base 16 of first shoot door, 12 both sides, wing furnace door 27 is arranged on the body of heater shell 19 of back fire grate 13 upsides.

The specific embodiment two: described first dividing plate 22 of (referring to Fig. 1) present embodiment, second partition 24 and the 3rd dividing plate 25 are the water jacket of hollow, and the two ends of first dividing plate 22, second partition 24 and the 3rd dividing plate 25 all are connected with water jacket 11.First dividing plate 22, second partition 24 and the 3rd dividing plate 25 are the water jacket of hollow, have increased the heating surface area in the stove again, have further improved the thermal efficiency of boiler.Other is identical with the specific embodiment one.

The specific embodiment three: (referring to Fig. 1) present embodiment has increased burst disk 8, and described burst disk 8 is arranged in the passage 9 between body of heater shell 19 and the flue 20.The burst disk 8 that increases is used for discharging the too high pressure that boiler intracavity produces, and guarantees the safe operation of boiler.Other is identical with the specific embodiment two.

Operation principle: cold water enters in the stove by water inlet pipe 10, and hot water is discharged by outlet pipe 6, uses for heating or domestic water.By thermometer observing and controlling water temperature.Earlier first shoot door 12 is opened during operation, by wing furnace door 27 fire coal is put in the after-burner 23, coal-fired burning on the fire grate 13 of back is opened second shoot door 17 again, by lower furnace door 18 fire coal is put in the preceding combustion chamber 21, coal-fired burning on preceding fire grate 15, second shoot door 17 is closed, then upper furnace door 1 is opened, insert fire coal from upper furnace door 1 preceding combustion chamber 21 is filled it up with, but continuous burning was reverse burning this moment about 6 hours after filling it up with.When burning zone is blocked up, can unburnt live charcoal be sent in the after-burner 23 by lower furnace door 18 and burns away until after-flame.Lime-ash after the burning is scavenged into outside the stove from first shoot door 12 and second shoot door 17 that base 16 is provided with.

Claims

1, a kind of normal-pressure hot-water boiler, it comprises upper furnace door (1), flue (5), outlet pipe (6), double transverse water pipe bundle (7), water inlet pipe (10), first shoot door (12), back fire grate (13), two base dividing plates (14), preceding fire grate (15), base (16), second shoot door (17), lower furnace door (18), body of heater shell (19), flue (20), preceding combustion chamber (21), first dividing plate (22), after-burner (23), second partition (24), the 3rd dividing plate (25), smoke-box (26) and wing furnace door (27), it is characterized in that: flue (20) is fixed in the body of heater shell (19), be water jacket (11) between flue (20) and the body of heater shell (19), second partition (24) is arranged on the middle part of the horizontal direction in the flue (20), fixedly connected with the bottom in the flue (20) in the lower end of second partition (24), first dividing plate (22) and the 3rd dividing plate (25) are separately positioned on the both sides of the interior second partition of flue (20) (24), all fixedly connected with the top in the flue (20) in the upper end of the upper end of first dividing plate (22) and the 3rd dividing plate (25), upper furnace door (1) and lower furnace door (18) all are fixed on the body of heater shell (19) of first dividing plate (22) one sides, space between the flue (20) of first dividing plate (22) and upper furnace door (1) and lower furnace door (18) one sides is preceding combustion chamber (21), space between first dividing plate (22) and the second partition (24) is after-burner (23), space between the flue (20) of the 3rd dividing plate (25) and upper furnace door (1) and lower furnace door (18) opposite side is smoke-box (26), be fixedly connected with flue (5) on the body of heater shell (19) at smoke-box (26) top, the top of after-burner (23), be equipped with double transverse water pipe bundle (7) between second partition (24) and the 3rd dividing plate (25) and in the smoke-box (26), the two ends of double transverse water pipe bundle (7) all are connected with water jacket (11), outlet pipe (6) and water inlet pipe (10) all are connected with the water passage of boiler, preceding fire grate (15) is arranged on the bottom of preceding combustion chamber (21), back fire grate (13) is arranged on the bottom of after-burner (23), second shoot door (17) is arranged on the base (16) of preceding fire grate (15) downside, first shoot door (12) is arranged on the base (16) of back fire grate (13) downside, respectively be provided with a base dividing plate (14) in the base (16) of first shoot door (12) both sides, wing furnace door (27) is arranged on the body of heater shell (19) of back fire grate (13) upside.

2, normal-pressure hot-water boiler according to claim 1, it is characterized in that: described first dividing plate (22), second partition (24) and the 3rd dividing plate (25) are the water jacket of hollow, and the two ends of first dividing plate (22), second partition (24) and the 3rd dividing plate (25) all are connected with water jacket (11).

3, normal-pressure hot-water boiler according to claim 2 is characterized in that: normal-pressure hot-water boiler also comprises burst disk (8), and described burst disk (8) is arranged in the passage (9) between body of heater shell (19) and the flue (20).