CN103808007A - Vertical type fire-tube boiler - Google Patents
Vertical type fire-tube boiler Download PDFInfo
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- CN103808007A CN103808007A CN201410057353.5A CN201410057353A CN103808007A CN 103808007 A CN103808007 A CN 103808007A CN 201410057353 A CN201410057353 A CN 201410057353A CN 103808007 A CN103808007 A CN 103808007A
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Abstract
The invention relates to hot-water boilers, in particular to a vertical type fire-tube boiler. The vertical type fire-tube boiler is mainly composed of a boiler shell, an exhaust tube, a burner, a fire tube and a smoke chamber. The vertical type fire-tube boiler is characterized in that various natural gases and biomass gases can be burnt in the boiler, and the vertical type fire-tube boiler is wide in adaptability and convenient to clean; a vacuum water storage tank is arranged on the top of the boiler, so water outlet continuity can be guaranteed; a cavity formed between a thermal-insulation outer shell and an inner shell is filled with water, so the storage space of the water is greatly increased, and the heat exchange area is also greatly increased; the smoke chamber is arranged in three parts, the fire tube is transversely arranged and the interior of the fire tube and the exterior of the fire tube are vertically arranged in the longitudinal direction, so the flow path of smoke is greatly increased; in addition, the fire tube is almost all exposed to the water, so the radiation convection heating surface is greatly expanded, the possibility of tube break is avoided because no water tube exists, and the relative service life of the boiler is prolonged. Thus, the purposes of being economical, capable of saving energy, compact in structure, high in heat efficiency and the like are achieved, and the vertical type fire-tube boiler has the obvious comprehensive advantages of being capable of saving energy and protecting the environment.
Description
Technical field
The present invention relates to hot-water boiler, refer in particular to a kind of vertical fire tube boiler.
Background technology
Popular hot-water boiler has many kinds in the market, substantially can be classified as two large classes, and a class is multitubular boiler, and a class is water-tube boiler, and the common shortcoming of this two classes boiler is that steel quantity consumption is high, and boiler smoke original discharge concentration is high, and flue gas resistance is large, and power consumption is high; The different shortcomings of this two classes boiler are that tube-plate fracture and the booster phenomenon of multitubular boiler is many, fault rate is high, the complex process of water-tube boiler, production efficiency is low, and cost is high, in addition, the water pipe that tradition is transversely arranged, bad when water quality, produce fouling water pipe clogging occurs often, when serious, also can there is pipe explosion accident, greatly affect the service life of boiler; The shortcoming of water-tube boiler is complicated structure, and volume is larger, is not suitable for for mobile device, and the relative water capacity of boiler is little, and automation control and operant level are had relatively high expectations; And that multitubular boiler advantage is water capacity is large, heat storage capacity is large, and structure, installation and operation are all fairly simple, and shortcoming is that evaporation intensity is not high, the steam pressure producing is low, shell and internals are directly heated, condition of work variation, shell intensity because of various perforates weakened, condition of work variation, shell intensity is weakened because of various perforates, because water storage and the amount of saving up strength are large, releases energy greatly once destroy; On this basis, the characteristic of maximum of the present invention is the various natural gases of this boiler combustion and biomass gas, and wide adaptability is convenient for cleaning; Boiler top is vacuum storage tank, guarantees water outlet continuity; In the cavity forming between lagging casing and inner casing, be full of water, greatly increased the storage space of water, heat exchange area also increases thereupon greatly; Smoke chamber is set to three parts, fire tube is set to laterally inside and outside two-stage longitudinally up and down, greatly increase flue gas flow, and fire tube is almost all exposed in water, not only significantly expand radiation and convection heating surface, also, because occur without pipe explosion accident without water pipe, extend the relative usage life-span of boiler.Therefore reach the objects such as economic, energy-conservation, compact conformation, thermal efficiency height, so not only solved the shortcoming of multitubular boiler and water-tube boiler, and the comprehensive benefit highly significant such as energy-conserving and environment-protective.
Summary of the invention
The technical problem to be solved in the present invention is the shortcoming overcoming in above-mentioned existing boiler technology, object is to release water in a kind of boiler and is heated fully, fire tube temperature evenly can make full use of the multitubular boiler of flue gas heat, to improve boiler thermal output, prolonged boiler service life, make it reach the objects such as economic, energy-conservation, compact conformation, thermal efficiency height.
In order to reduce operating cost, improve the efficiency of boiler simultaneously, the characteristic of maximum of the present invention is the various natural gases of this boiler combustion and biomass gas, wide adaptability is convenient for cleaning; Boiler top is vacuum storage tank, guarantees water outlet continuity; In the cavity forming between lagging casing and inner casing, be full of water, greatly increased the storage space of water, heat exchange area also increases thereupon greatly; Smoke chamber is set to three parts, fire tube is set to laterally inside and outside two-stage longitudinally up and down, greatly increase flue gas flow, and fire tube is almost all exposed in water, not only significantly expand radiation and convection heating surface, also, because occur without pipe explosion accident without water pipe, extend the relative usage life-span of boiler.Therefore reach the objects such as economic, energy-conservation, compact conformation, thermal efficiency height.
Concrete, the present invention adopts following technical scheme: a kind of vertical fire tube boiler, comprise shell, smoke exhaust pipe, burner, fire tube row and smoke chamber, it is characterized in that: shell is made up of lagging casing and insulation inner casing, smoke chamber is arranged in insulation inner casing, is followed successively by from top to bottom the first smoke chamber, the second smoke chamber and the 3rd smoke chamber; In water cavity between lagging casing and insulation inner casing, be full of water; Fire tube is listed as by first order fire tube row and second level fire tube row and forms, and longitudinally arranges up and down for horizontal two-stage, is arranged in the water of water cavity and is circumferentially evenly arranged along insulation inner casing; First order fire tube row connect the first smoke chamber and the second smoke chamber, and second level fire tube connects the second smoke chamber and the 3rd smoke chamber.
Further, described insulation inner casing shell is provided with vacuum storage tank on top, and the lower right of vacuum storage tank is provided with delivery port.
Between described water cavity and vacuum storage tank, be connected by drainpipe; Drainpipe is provided with valve.
Lagging casing left outer below arranges water inlet, and water inlet is connected to lagging casing and is incubated injected water in the water cavity between inner casing by the bend pipe in the 3rd smoke chamber with water cavity.
Second level fire tube is listed as insulation inner casing and is circumferentially evenly arranged along insulation inner casing, and the outer ring that first order fire tube row are positioned at second level fire tube is circumferentially evenly arranged along insulation inner casing.
It is right-hand that burner is arranged on the first smoke chamber, and the part of outer corresponding the first smoke chamber of lagging casing and the second smoke chamber is respectively arranged with peep hole one and peep hole two.
Described smoke exhaust pipe is positioned at the 3rd smoke chamber one side.
Described bend pipe be level back and forth bending arrange, to increase the contact area of flue gas and bend pipe of discharge.
The external biomass boiler of the present invention, drops into the present invention by its gained biomass gas or bio-oil; When work, spray into fuel (combustion gas or fuel oil) and air from burner, the different adjustment air-fuel ratio of based on fuel, fuel nozzle ports length is adjustable, thus indirect regulation combustion space; Produce high-temperature flue gas at the first smoke chamber, contain the high-temperature flue gas that carries flame and enter rapidly first order fire tube, carry out heat exchange with water in water cavity, temperature comes downwards to the second smoke chamber after declining, enter again second level fire tube, carry out heat exchange with water in water cavity, temperature comes downwards to the 3rd smoke chamber after declining, and continues to be expelled to atmosphere from the smoke exhaust pipe of bottom again with cold water heat exchange; The great like this flue gas flow that increased, all quick parallel baffled fire tube inwalls of fire tube inner flue gas of the stove, heat exchange area also increases greatly; Flue gas is when the fire tube, and the abundant heat exchange of water with in exocoel, transfers heat to after water, after self temperature reduces, discharges from smoke exhaust pipe; Therefore all quick parallel baffled fire tube inwalls of vertically-arranged fire tube inner flue gas of the stove of the present invention, have increased exponentially boiler heat-transfer efficiency, have reduced the wearing and tearing to fire tube, have reduced the original discharge concentration of flow resistance and flue gas.
When the present invention works, water enters bend pipe with room temperature from the lower left water inlet of bottom, through the 3rd smoke chamber heating, arrive in the cavity between insulation inside and outside shell, heat heating in fire tube in the second smoke chamber and the first smoke chamber successively, temperature increases progressively until reach design temperature and enter the vacuum storage tank at top, finally flows out from the delivery port at top.
Omnidistance control cabinet is set in the present invention, is equipped with magnetic valve autocontrol valve while reaching design temperature, and guarantee the continuity of water outlet.
In the present invention, for ease of observing inner flue gas of the stove situation, and inspection and maintenance to boiler, the first smoke chamber and the second smoke chamber are all respectively equipped with peep hole.
The present invention also can be designed to horizontal positioned by device, as long as corresponding arrangement, the position of changing entery and delivery port, smoke exhaust pipe and water pipe.
Accompanying drawing explanation
Fig. 1 is novel vertical multitubular boiler schematic front view of the present invention.
Fig. 2 is novel vertical multitubular boiler signal left view of the present invention.
Fig. 3 is novel vertical multitubular boiler diagrammatic top view of the present invention.
In the drawings: 1 lagging casing, 2 insulation inner casings, 3 first order fire tube row, 4 second level fire tube row, 5 burners, 6 delivery ports, 7 peep holes one, 8 peep holes two, 9 water inlets, 10 vacuum storage tanks, 11 smoke exhaust pipes, 12 first smoke chambers, 13 second smoke chambers, 14 the 3rd smoke chambers, 15 water cavities, 16 bend pipes, 17 drainpipes, 18, valve.
The specific embodiment
First determine rated capacity and the pressure of boiler, then choose high-level tubing according to the relevant rules regulation of country; Be illustrated in figure 1 novel vertical low capacity multitubular boiler, comprise shell, smoke exhaust pipe 11, burner 5, fire tube row and smoke chamber; Smoke chamber is arranged in insulation inner casing 2, is followed successively by from top to bottom the first smoke chamber 12, the second smoke chamber 13 and the 3rd smoke chamber 14; Insulation inner casing arranges vacuum storage tank 10 on 2 shell tops, and delivery port is arranged on the lower right of vacuum storage tank 10; Lagging casing 1 left outer below arranges water inlet 9, and water inlet 9 is connected with water cavity 15 by the bend pipe 16 in the 3rd smoke chamber 14 to the interior injected water of water cavity 15 between lagging casing 1 and insulation inner casing 2; Fire tube is listed as by first order fire tube 3 and second level fire tube 4 and forms, and longitudinally arranges up and down for horizontal two-stage, is arranged in water cavity 15 water and is circumferentially evenly arranged along insulation inner casing 2; First order fire tube row 3 connect the first smoke chamber 12 and the second smoke chamber 13, second level fire tube row 4 connect the second smoke chamber 13 and the 3rd smoke chamber 14, second level fire tube row 4 are pressed close to be incubated inner casing 2 and are circumferentially evenly arranged along insulation inner casing 2, and the outer ring that first order fire tube row 3 are positioned at the second fire tube row 4 is circumferentially evenly arranged along insulation inner casing 2; It is right-hand that burner 5 is arranged on the first smoke chamber, and the part of outer corresponding the first smoke chamber 12 of lagging casing 1 and the second smoke chamber 13 is respectively arranged with peep hole 1 and peep hole 28.
When the present invention works, spray into fuel (fuel oil or combustion gas) and air from burner 5, choose suitable air-fuel ratio and be mixed together burning, produce high-temperature flue gas at the first smoke chamber 12, contain the high-temperature flue gas that carries flame and enter rapidly first order fire tube 3, carry out heat exchange with the interior water of water cavity 15, temperature comes downwards to the second smoke chamber 13 after declining, enter again second level fire tube 4, carry out heat exchange with the interior water of water cavity 15, temperature comes downwards to the 3rd smoke chamber 14 after declining, and continues to be expelled to atmosphere from the smoke exhaust pipe 11 of bottom again with cold water heat exchange.
When the present invention works, water enters bend pipe 16 with room temperature from the lower left water inlet 9 of bottom, heat through the 3rd smoke chamber 14, enter in the water cavity 15 between insulation inside and outside shell, fire tube in the second smoke chamber 13 and the first smoke chamber 12 heating successively, temperature increases progressively until reach design temperature and enter the vacuum storage tank 10 at top, finally flows out from the delivery port 6 at top.
When the present invention works, control cabinet whole-process automatic control, autocontrol valve while reaching design temperature, the continuity of assurance water outlet.
Claims (8)
1. a vertical fire tube boiler, comprise shell, smoke exhaust pipe (11), burner (5), fire tube row and smoke chamber, it is characterized in that: shell is made up of lagging casing (1) and insulation inner casing (2), smoke chamber is arranged in insulation inner casing (2), is followed successively by from top to bottom the first smoke chamber (12), the second smoke chamber (13) and the 3rd smoke chamber (14); In water cavity (15) between lagging casing (1) and insulation inner casing (2), be full of water; Fire tube is listed as by first order fire tube row (3) and second level fire tube row (4) and forms, and longitudinally arranges up and down for horizontal two-stage, is arranged in the water of water cavity (15) and is circumferentially evenly arranged along insulation inner casing (2); First order fire tube row (3) connect the first smoke chamber (12) and the second smoke chamber (13), and second level fire tube (4) connects the second smoke chamber (13) and the 3rd smoke chamber (14).
2. a kind of vertical fire tube boiler as claimed in claim 1, is characterized in that: described insulation inner casing (2) shell is provided with vacuum storage tank (10) on top, and the lower right of vacuum storage tank (10) is provided with delivery port (6).
3. a kind of vertical fire tube boiler as claimed in claim 1, is characterized in that: between described water cavity (15) and vacuum storage tank (10), be connected by drainpipe (17); Drainpipe (17) is provided with valve (18).
4. a kind of vertical fire tube boiler as claimed in claim 1, it is characterized in that: lagging casing (1) left outer below arranges water inlet (9), water inlet (9) is connected with water cavity (15) to the interior injected water of water cavity (15) between lagging casing (1) and insulation inner casing (2) by the bend pipe (16) in the 3rd smoke chamber (14).
5. a kind of vertical fire tube boiler as claimed in claim 1, it is characterized in that: second level fire tube row (4) are pressed close to be incubated inner casing (2) and are circumferentially evenly arranged along insulation inner casing (2), and (4) outer ring that first order fire tube row (3) are positioned at second level fire tube is circumferentially evenly arranged along insulation inner casing (2).
6. a kind of vertical fire tube boiler as claimed in claim 1, it is characterized in that: it is right-hand that burner (5) is arranged on the first smoke chamber (12), the part of outer corresponding the first smoke chamber (12) of lagging casing (1) and the second smoke chamber (13) is respectively arranged with peep hole one (7) and peep hole two (8).
7. a kind of vertical fire tube boiler as claimed in claim 1, is characterized in that: described smoke exhaust pipe (11) is positioned at the 3rd smoke chamber (14) one sides.
8. a kind of vertical fire tube boiler as claimed in claim 4, is characterized in that: described bend pipe (16) be level back and forth bending arrange, to increase the contact area of flue gas and bend pipe (16) of discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057353.5A CN103808007A (en) | 2014-02-20 | 2014-02-20 | Vertical type fire-tube boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057353.5A CN103808007A (en) | 2014-02-20 | 2014-02-20 | Vertical type fire-tube boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103808007A true CN103808007A (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410057353.5A Pending CN103808007A (en) | 2014-02-20 | 2014-02-20 | Vertical type fire-tube boiler |
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| Country | Link |
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| CN (1) | CN103808007A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180442A (en) * | 2015-09-22 | 2015-12-23 | 临沭县东方红锅炉制造有限公司 | Heating chamber for boiler |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2372614Y (en) * | 1999-02-02 | 2000-04-05 | 凤城市大方能源技术有限责任公司 | Vertical multi-layer heat pipe hot-water boiler |
| CN2564943Y (en) * | 2002-08-12 | 2003-08-06 | 吴建忠 | Small vertical boiler |
| CN2643222Y (en) * | 2003-08-29 | 2004-09-22 | 何艳军 | Three-backstroke coal-burning vertical boiler |
| KR100691257B1 (en) * | 2006-12-15 | 2007-03-12 | 박운섭 | Water tube boiler for hot water supply and hot waterheating |
| CN201237347Y (en) * | 2008-05-21 | 2009-05-13 | 程绍明 | Multi-pipe vertical three-pass boiler |
| CN201363881Y (en) * | 2009-03-10 | 2009-12-16 | 王全红 | Vertical boiler |
| CN201764677U (en) * | 2010-07-13 | 2011-03-16 | 李洪亮 | Energy-saving environment-friendly hot water boiler |
-
2014
- 2014-02-20 CN CN201410057353.5A patent/CN103808007A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2372614Y (en) * | 1999-02-02 | 2000-04-05 | 凤城市大方能源技术有限责任公司 | Vertical multi-layer heat pipe hot-water boiler |
| CN2564943Y (en) * | 2002-08-12 | 2003-08-06 | 吴建忠 | Small vertical boiler |
| CN2643222Y (en) * | 2003-08-29 | 2004-09-22 | 何艳军 | Three-backstroke coal-burning vertical boiler |
| KR100691257B1 (en) * | 2006-12-15 | 2007-03-12 | 박운섭 | Water tube boiler for hot water supply and hot waterheating |
| CN201237347Y (en) * | 2008-05-21 | 2009-05-13 | 程绍明 | Multi-pipe vertical three-pass boiler |
| CN201363881Y (en) * | 2009-03-10 | 2009-12-16 | 王全红 | Vertical boiler |
| CN201764677U (en) * | 2010-07-13 | 2011-03-16 | 李洪亮 | Energy-saving environment-friendly hot water boiler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180442A (en) * | 2015-09-22 | 2015-12-23 | 临沭县东方红锅炉制造有限公司 | Heating chamber for boiler |
| CN105180442B (en) * | 2015-09-22 | 2019-01-01 | 临沭县东方红锅炉制造有限公司 | A kind of boiler heating chamber |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140521 |