CN101660839A - Fire grate free boiler - Google Patents
Fire grate free boiler Download PDFInfo
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- CN101660839A CN101660839A CN200910018395A CN200910018395A CN101660839A CN 101660839 A CN101660839 A CN 101660839A CN 200910018395 A CN200910018395 A CN 200910018395A CN 200910018395 A CN200910018395 A CN 200910018395A CN 101660839 A CN101660839 A CN 101660839A
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- fixedly connected
- housing
- transverse tube
- tube
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Abstract
The invention relates to a boiler, in particular to a fire grate free boiler. A shell has a sandwich structure and is internally provided with a water jacket, and the cavity of the shell is internallyprovided with an upper partition board, a left horizontal pipe and a right horizontal pipe; two ends of the left horizontal pipe and the right horizontal pipe are all fixedly connected with the innerwall of the shell and communicated with the water jacket; the position of the lower end of the upper partition board is higher than the positions of the left horizontal pipe and the right horizontalpipe and the upper part of a hearth is divided into two combustion chambers by the upper partition board; the left horizontal pipe and the right horizontal pipe are respectively and fixedly connectedwith a left inclined pipe and a right inclined pipe, respectively extend towards the left side and the right side, are fixedly connected with the inner wall of the shell and communicated with the water jacket. The fire grate free boiler adopts the inclined pipes with special structures to support coal to replace the fire grate, and omits an independent fire grate, so the structure is simpler, thecoal is fully combusted, tail gas pollution is less and the aims of saving energy and protecting environment are achieved.
Description
Technical field
The present invention relates to a kind of boiler, is a kind of fire grate free boiler specifically.
Background technology
Existing boiler all is provided with the fire grate of level in burner hearth, fuel such as coal are placed on and burn on the fire grate, and the hot gas that produces during burning rises, and the water in the boiler is heated.This traditional boiler coal is still on the fire grate motionless in burning, the coal that is in the centre has only by lime-ash and contacts with oxygen, it is insufficient often to be easy to generate coal burning, the thermal efficiency is not high, energy consumption is big, the problem that waste gas is many, dust pollution is serious does not meet the requirement of environmental protection and energy saving.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, the thermal efficiency is high, not over-emitting black exhaust, pollute few fire grate free boiler.
For achieving the above object, the present invention is by the following technical solutions:
A kind of fire grate free boiler of the present invention comprises housing, and housing is a sandwich, in establish water jacket, the lower end of housing has cleaning door, the upper end of housing has the mouth of delivering coal, and it is characterized in that: be provided with upper spacer, left transverse tube, right transverse tube in the inner chamber of housing; Left side transverse tube and right transverse tube are arranged in parallel, lay respectively at the left and right sides of upper spacer, all fixedly connected with the inwall of housing and be communicated with water jacket in the two ends of left side transverse tube and right transverse tube, the upper end of described upper spacer is fixedly connected on the inwall of case top, fixedly connected with the inwall of housing in the both sides of upper spacer, the position of upper spacer lower end is higher than the position of left transverse tube and right transverse tube; On left transverse tube and right transverse tube, be fixedly connected with left inclined tube and right inclined tube respectively, fixedly connected with left transverse tube and connect in the many lower ends with left inclined tube that be arranged in parallel, the upper end of left side inclined tube is extended fixedly connected with the inwall of housing and is communicated with water jacket to the upper left side, fixedly connected with right transverse tube and connect in the many lower ends with right inclined tube that be arranged in parallel, the upper end of right inclined tube is fixedly connected with the inwall of housing and be communicated with water jacket to the upper right side extension.
Described upper spacer is a sandwich, and the upper end of upper spacer and two ends are communicated with water jacket respectively, and the lower end of upper spacer is fixedly connected with tube seat, and the two ends of described tube seat are fixedly connected with the inwall of housing and be communicated with water jacket.
After adopting technique scheme, this fire grate free boiler adopts the inclined tube of structure uniqueness to support coal, replaces the effect of fire grate, has saved independently fire grate, and structure is simpler; And coal seam, burning zone, ash bed success layering, separately finish and fully give oxygen thoroughly to burn, inclined tube also has the effect of heat conduction simultaneously, help improving the thermal efficiency, the combustion front that is placed on the coal on the inclined tube also tilts, and has increased burning area, can promote the abundant burning of coal; Upper spacer is separated into two combustion chambers with burner hearth, two row's inclined tubes that V-shape is arranged lay respectively in two combustion chambers, the hot gas that coal burning produces is successively by two combustion chambers, not only prolong the route of heat exchange but also can promote the abundant burning of coal, reduce tail gas pollution, reach the purpose of smokeless emission.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention;
Fig. 2 is the A-A cutaway view of Fig. 1.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 and Figure 2, a kind of fire grate free boiler of the present invention comprises housing 1, and housing 1 is a sandwich, and its outward appearance can be square also can make circularly, establishes water jacket in the housing 1, is used to store water.Certainly, Inlet and outlet water is provided with water inlet and delivery port in addition on the outer wall of housing 1 for convenience, and distinguishes mounted valve on water inlet and delivery port.The lower end of housing 1 has cleaning door 2, be used to ventilate or clearing furnace in ashes.The upper end of housing 1 has the mouth 3 of delivering coal, and is used for carrying in burner hearth fuel such as coal.Be provided with upper spacer 4, left transverse tube 5, right transverse tube 6 in the inner chamber of housing 1; Described upper spacer 4 is a sandwich, the inwall of its upper end and rear and front end and housing 1 welds together, be vertically mounted in the inner chamber of housing 1, the upper end of upper spacer 4 and two ends are communicated with water jacket in the housing 1 respectively, the lower end of upper spacer 4 is fixedly connected with tube seat 7, and the two ends of described tube seat 7 are fixedly connected with the inwall of housing 1 and be communicated with water jacket.
Left side transverse tube 5 and right transverse tube 6 are arranged in parallel, and they are also parallel with tube seat 7, and left transverse tube 5 and right transverse tube 6 lay respectively at the left and right sides of upper spacer 4, and as shown in Figure 1, from the section of cutaway view, left transverse tube 5, right transverse tube 6 are arranged in isosceles triangle with tube seat 7.All fixedly connected with the inwall of housing 1 and be communicated with water jacket in the two ends of left side transverse tube 5 and right transverse tube 6, the upper end of described upper spacer 4 is fixedly connected on the inwall at housing 1 top, fixedly connected with the inwall of housing 1 in the both sides of upper spacer 4, the position of upper spacer 4 lower ends is higher than the position of left transverse tube 5 and right transverse tube; Like this, upper spacer 4 two combustion chambers about the burner hearth more than 6 is separated into left transverse tube 5 and right transverse tube.In a combustion chamber mouth 3 of delivering coal is set therein, secondary air mouth 8 and exhaust opening 9 are set in another combustion chamber.
On left transverse tube 5 and right transverse tube 6, be fixedly connected with left inclined tube 51 and right inclined tube 61 respectively, fixedly connected with left transverse tube 5 and connect in the many lower ends with left inclined tube 51 that be arranged in parallel, the upper end of left side inclined tube 51 is extended fixedly connected with the inwall of housing 1 and is communicated with water jacket to the upper left side, fixedly connected with right transverse tube 6 and connect in the many lower ends with right inclined tube 61 that be arranged in parallel, the upper end of right inclined tube 61 is fixedly connected with the inwall of housing 1 and be communicated with water jacket to the upper right side extension.
During use, mouthfuls 3 coal sent into burner hearth by delivering coal, coal is stored in the del space that is surrounded by upper spacer 4, right inclined tube 61 and right transverse tube 6, undermost coal seam width minimum, and past more upper strata, the width in coal seam is big more.The oxygen of sending here from burner hearth bottom during coal burning rises by the slit between the right inclined tube 61, participates in burning; The heat that coal burning produces heats the water in the water jacket by tube seat 7, upper spacer 4, right inclined tube 61 and right transverse tube 6; During coal burning, the culm of nethermost ashes falls to entering grey storehouse and intercepts ventilation between left transverse tube 5 and right transverse tube 6, and the coal on the right inclined tube 61 in top is in high-temp combustion Wang Qu, with fully contact mixed combustion by cleaning door 2 to the oxygen of sending here between the right inclined tube 61 and can not decompose loosening, this moment, uncombusted coal seam, upper strata was in the right inclined tube 61 downslide change positions from the effect lower edge of gravity, automatically add to high temperature Wang Qu burning, and make burning uninterrupted, it is fiercer to burn, help the abundant burning of coal, can avoid because the insufficient energy consumption height that causes of burning, with serious pollution problem; Meanwhile, the tube seat 7 that unburnt part fuel gas is walked around upper spacer 4 lower ends enters in second combustion chamber, and the air of sending here with secondary air mouth 8 mixes, and second-time burning accomplishes fully to burn heat release, and tail gas is discharged by exhaust opening 9.The heat that second-time burning produces passes through, and the water generation heat exchange in upper spacer 4 and left transverse tube 5, left inclined tube 51 and the water jacket reaches the purpose that makes full use of heat energy.
Claims (2)
1, a kind of fire grate free boiler, comprise housing (1), housing (1) is a sandwich, in establish water jacket, the lower end of housing (1) has cleaning door (2), the upper end of housing (1) has deliver coal mouthful (3), it is characterized in that: be provided with upper spacer (4), left transverse tube (5), right transverse tube (6) in the inner chamber of housing (1); Left side transverse tube (5) and right transverse tube (6) are arranged in parallel, lay respectively at the left and right sides of upper spacer (4), all fixedly connected with the inwall of housing (1) and be communicated with water jacket in the two ends of left side transverse tube (5) and right transverse tube (6), the upper end of described upper spacer (4) is fixedly connected on the inwall at housing (1) top, fixedly connected with the inwall of housing (1) in the both sides of upper spacer (4), the position of upper spacer (4) lower end is higher than the position of left transverse tube (5) and right transverse tube; On left transverse tube (5) and right transverse tube (6), be fixedly connected with left inclined tube (51) and right inclined tube (61) respectively, fixedly connected with left transverse tube (5) and connect in the many lower ends with left inclined tube (51) that be arranged in parallel, the upper end of left side inclined tube (51) is extended fixedly connected with the inwall of housing (1) and is communicated with water jacket to the upper left side, fixedly connected with right transverse tube (6) and connect in the many lower ends with right inclined tube (61) that be arranged in parallel, the upper end of right inclined tube (61) is fixedly connected with the inwall of housing (1) and be communicated with water jacket to the upper right side extension.
2, a kind of fire grate free boiler according to claim 1, it is characterized in that: described upper spacer (4) is sandwich, the upper end and the two ends of upper spacer (4) are communicated with water jacket respectively, the lower end of upper spacer (4) is fixedly connected with tube seat (7), and the two ends of described tube seat (7) are fixedly connected with the inwall of housing (1) and be communicated with water jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100183957A CN101660839B (en) | 2009-09-23 | 2009-09-23 | Fire grate free boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100183957A CN101660839B (en) | 2009-09-23 | 2009-09-23 | Fire grate free boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101660839A true CN101660839A (en) | 2010-03-03 |
| CN101660839B CN101660839B (en) | 2012-07-18 |
Family
ID=41789004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100183957A Expired - Fee Related CN101660839B (en) | 2009-09-23 | 2009-09-23 | Fire grate free boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101660839B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1077220B (en) * | 1977-06-03 | 1985-05-04 | Giacconi Silvio | HEAT EXCHANGER STRUCTURE PARTICULARLY FOR FIREPLACES AND SIMILAR |
| CN2276110Y (en) * | 1996-07-11 | 1998-03-11 | 阚春三 | Stereoscopic layering burning device |
| CN2473528Y (en) * | 2001-04-20 | 2002-01-23 | 哈尔滨工业大学 | Flat combustion gratingless honeycomb brequitte constant pressure hot water boiler |
| DE20317620U1 (en) * | 2003-11-14 | 2004-02-19 | Sutter, Matthias | Combined wood-fired oven and barbecue grill has easily removable heat storage bricks forming two baking chambers |
-
2009
- 2009-09-23 CN CN2009100183957A patent/CN101660839B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101660839B (en) | 2012-07-18 |
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Granted publication date: 20120718 Termination date: 20150923 |
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