CN101706105B - Parallel-connection type coal-burning device - Google Patents
Parallel-connection type coal-burning device Download PDFInfo
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- CN101706105B CN101706105B CN2009102202416A CN200910220241A CN101706105B CN 101706105 B CN101706105 B CN 101706105B CN 2009102202416 A CN2009102202416 A CN 2009102202416A CN 200910220241 A CN200910220241 A CN 200910220241A CN 101706105 B CN101706105 B CN 101706105B
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- coal
- burning device
- burning
- secondary air
- shell
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Abstract
The invention relates to parallel-connection type coal-burning device, comprising two coal-burning devices connected in parallel. Each coal-burning device comprises a shell, a refractory material layer, an interior communication opening, primary coal and air inlets, secondary air inlets, an air outlet, slag holes and an engine seat. The parallel-connection type coal-burning device is characterized in that the interior communication opening is arranged between the two coal-burning devices; the shell of each coal-burning device is a drum with two open ends, the shell is filled with the refractory material layer, one end of each coal-burning device is provided with the primary coal and air inlet, and the other end is provided with the air outlet; a plurality of secondary air inlets are mounted along the circumference of the shell of each coal-burning device and are distributed into a plurality of rows along the length direction of the shell, each secondary air inlet is in a tubular shape, passes through the refractory material layer along the tangential direction of the circumference and is communicated with the inner cavity of the coal-burning device, and the tangential entering directions of the secondary air inlets of the two coal-burning devices are in mirror symmetry; the lower part of each coal-burning device is provided with the slag hole; and the shell of the coal-burning device is mounted on the engine seat. The invention has large adjusting range of output heat, saves energy source and does not need frequent ignition.
Description
Technical field
The present invention relates to a kind of coal-burning device, particularly a kind of parallel-connection type coal-burning device.
Background technology
Coal-burning device is a kind of pulverized coalapparatus.Require smooth combustion during coal-burning device work.And the heat that the firing equipment that coal-burning device connects later requires to import changes, and requires coal-burning device output low in calories sometimes, even requires coal-burning device to cease fire.And the firing temperature of coal dust firing is higher, lights the comparison difficulty once more after stopping working, and coal-burning device quantity of heat given up adjustable extent is narrower in addition.The coal-burning device that uses is a combustion-chamber shape at present.These burners all exist flame-out after igniting difficulty relatively again, the shortcoming that the quantity of heat given up adjustable range is narrow.
Summary of the invention
The purpose of this invention is to provide a kind of parallel-connection type coal-burning device, the quantity of heat given up adjustable range of this coal-burning device is big, and energy savings does not need repeatedly to light a fire.
The object of the present invention is achieved like this: the present invention includes two in parallel coal-burning devices, each coal-burning device comprises shell, refractory masses, internal communication mouth, once advances coal air inlet, secondary air mouth, air outlet, slag notch and support.
Have the internal communication mouth in the middle of two coal-burning devices.The coal-burning device shell is the drum of both ends open, is equipped with on the end opening therein and once advances the coal air inlet, is equipped with air outlet on other end opening, in the coal-burning device enclosure refractory masses is housed.At each coal-burning device circumference shell upper edge circumference several secondary air mouths are installed, the secondary air mouth is along outer cover length direction distribution plurality of rows, the secondary air mouth is a tubulose, tangentially pass refractory masses along circumference, communicate the tangential approach axis mirror image symmetry of the secondary air mouth of two coal-burning devices with the coal-burning device inner chamber.Each coal-burning device bottom has slag notch.Burner housing is installed on the support.
The course of work of the present invention realizes like this: at first a coal-burning device inside is heated, its internal temperature is reached more than the coal dust burning-point, once advance the coal air inlet by this coal-burning device then and be blown into wind one time, and be blown into coal dust simultaneously, be blown into secondary wind by this coal-burning device secondary air mouth again, coal dust is taken fire in this coal-burning device, the high-temperature gas after the burning flows out from this coal-burning device air outlet, enter the firing equipment of the needs connection of back, finish heating.High-temperature gas enters another coal-burning device in parallel by the internal communication mouth simultaneously, to this coal-burning device heating, this coal-burning device once advances the coal air inlet and is blown into wind one time then, and be blown into coal dust simultaneously, be blown into secondary wind by this coal-burning device secondary air mouth again, coal dust is taken fire in this coal-burning device, and high-temperature gas enters the back firing equipment.Liquid slag flows out from slag notch.When the firing equipment that connects later when coal-burning device required output low in calories, that closes one of them coal-burning device advanced coal and secondary air, only works with another coal-burning device, realizes output low in calories.
Because two coal-burning device parallel connections can be worked simultaneously, also can only work independently, thereby the quantity of heat given up adjustable range is big with a coal-burning device.When output low in calories, only under minimum output state, work with a coal-burning device, can energy savings.When the needs high heat was exported, another coal-burning device can be lighted at any time, did not need the advantage of repeatedly lighting a fire so have.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the I-I position cross-section cutaway view of accompanying drawing 1.
Parts label in the accompanying drawing is: air outlet 1, slag notch 2, internal communication mouth 3, secondary air mouth 4, burner housing 5, refractory masses 6, once advance coal air inlet 7, support 8, coal-burning device 9, coal-burning device 10.
The specific embodiment
See Fig. 1 and Fig. 2, the present invention includes air outlet 1, slag notch 2, internal communication mouth 3, secondary air mouth 4, shell 5, refractory masses 6, once advance coal air inlet 7, support 8, coal-burning device 9 and coal-burning device 10.
The present invention is made of coal-burning device 9 and coal-burning device 10 parallel connections, has internal communication mouth 2 in the middle of coal-burning device 9 and the coal-burning device 10.Coal-burning device shell 5 is the drum of both ends open, is equipped with on the end opening therein and once advances coal air inlet 7, is equipped with air outlet 1 on other end opening, in coal-burning device shell 5 inside refractory masses 6 is housed.At each coal-burning device circumference shell upper edge circumference several secondary air mouths 4 are installed, secondary air mouth 4 is along outer cover length direction distribution plurality of rows, and secondary air mouth 4 is a tubulose, tangentially passes refractory masses along circumference, communicates with the coal-burning device inner chamber.The tangential approach axis mirror image symmetry of the tangential approach axis of the secondary air mouth of coal-burning device 9 and the secondary air mouth of coal-burning device 10.Each coal-burning device bottom has slag notch 2.Burner housing 5 is installed on the support 8.
The course of work of the present invention is: at first coal-burning device 9 inside are heated, its internal temperature is reached more than the coal dust burning-point, once advance coal air inlet 7 by this coal-burning device 9 then and be blown into wind one time, and be blown into coal dust simultaneously, be blown into secondary wind by these coal-burning device 9 secondary air mouths 4 again, coal dust is taken fire in this coal-burning device 9.High-temperature gas after the burning flows out from these coal-burning device 9 air outlets 1, enters the firing equipment of the needs connection of back, finishes heating.High-temperature gas enters another coal-burning device 10 in parallel by internal communication mouth 3 simultaneously, to these coal-burning device 10 heating, this coal-burning device 10 once advances coal air inlet 7 and is blown into wind one time then, and be blown into coal dust simultaneously, be blown into secondary wind by these coal-burning device 10 secondary air mouths 4 again, coal dust is taken fire in this coal-burning device 10, and high-temperature gas enters the back firing equipment.Liquid slag flows out from slag notch 2.When the firing equipment that connects later when coal-burning device required output low in calories, that closes one of them coal-burning device advanced coal and secondary air, only works with another coal-burning device, realizes output low in calories.
Claims (1)
1. parallel-connection type coal-burning device, comprise two coal-burning devices in parallel, each coal-burning device comprises shell, refractory masses, internal communication mouth, once advances coal air inlet, secondary air mouth, air outlet, slag notch and support, it is characterized in that: have the internal communication mouth in the middle of two coal-burning devices; The coal-burning device shell is the drum of both ends open, is equipped with on the end opening therein and once advances the coal air inlet, is equipped with air outlet on other end opening, in the coal-burning device enclosure refractory masses is housed; At each coal-burning device circumference shell upper edge circumference several secondary air mouths are installed, the secondary air mouth is along outer cover length direction distribution plurality of rows, the secondary air mouth is a tubulose, tangentially pass refractory masses along circumference, communicate the tangential approach axis mirror image symmetry of the secondary air mouth of two coal-burning devices with the coal-burning device inner chamber; Each coal-burning device bottom has slag notch; Burner housing is installed on the support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102202416A CN101706105B (en) | 2009-11-27 | 2009-11-27 | Parallel-connection type coal-burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102202416A CN101706105B (en) | 2009-11-27 | 2009-11-27 | Parallel-connection type coal-burning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101706105A CN101706105A (en) | 2010-05-12 |
| CN101706105B true CN101706105B (en) | 2011-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102202416A Expired - Fee Related CN101706105B (en) | 2009-11-27 | 2009-11-27 | Parallel-connection type coal-burning device |
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| CN (1) | CN101706105B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107997559B (en) * | 2016-11-02 | 2023-04-14 | 广东美的生活电器制造有限公司 | Juice extracting cup and food processor |
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- 2009-11-27 CN CN2009102202416A patent/CN101706105B/en not_active Expired - Fee Related
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| CN101706105A (en) | 2010-05-12 |
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Granted publication date: 20111207 Termination date: 20121127 |