CN2837685Y - Semi-gas combustion stove - Google Patents
Semi-gas combustion stove Download PDFInfo
- Publication number
- CN2837685Y CN2837685Y CNU2005200518591U CN200520051859U CN2837685Y CN 2837685 Y CN2837685 Y CN 2837685Y CN U2005200518591 U CNU2005200518591 U CN U2005200518591U CN 200520051859 U CN200520051859 U CN 200520051859U CN 2837685 Y CN2837685 Y CN 2837685Y
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- coal
- combustion furnace
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- combustion
- grate
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Abstract
The utility model relates to a semi-gas combustion stove, which has the primary structure that a high coal combustion chamber and a mixed combustion hearth are arranged in a stove body which is composed of surrounding intermediate water jackets, a base, etc., the middle part of the stove body is provided with an intermediate water jacket and a gas transport pipeline, the lower part of the stove body is provided with a water-cooling grate with double slope angles, and the lower part of the grate is provided with two inlets of once air; the top of the mixed combustion hearth is provided with a combustion arch, and the back lower part is provided with a reflecting arch; an inlet and an outlet of the furnace chamber are all provided with inlets of secondary air. The utility model has the characteristics of high combustion efficiency, good environmental protecting performance, convenient operation and safe use, and is suitable for bituminous coal and brown coal. The semi-gas combustion stove of the utility model is suitable for boilers, industrial furnaces and various cooking stoves used for dining rooms and hotels.
Description
Technical field
It is the laminar combustion furnace of fuel with the coal that the utility model relates to a kind of, specifically is meant a kind of high seam combustion furnace or semi-coal gas combustion furnace.
Background technology
Along with China's rapid economy development, the corresponding continuous increase of energy resource consumption.Though the development of clean energy resourcies such as oil, gas, electricity, solar energy rapidly, but do not satisfy the energy demand that increases day by day far away.Rich coal resources in China, the gross annual output amount accounts for 1/3rd of Gross World Product.Coal consumption at present still accounts for 70% of total energy consumption.The energy resource structure thinking of drafting in the energy medium-term and long-term plans that country formulates is " coal is basis, diverse development " recently, and coal remains main energy sources in other words.Therefore, research and solve that the coal burning product is the task of top priority to the pollution and the low problem of efficiency of combustion of atmosphere in the prior art.
The utility model content
The technical problems to be solved in the utility model is, the defective at prior art exists designs a kind of semi-coal gas combustion furnace, has efficiency of combustion height, good environmental protection, characteristics easy and simple to handle, safe in utilization, applicable bituminous coal, brown coal.
Technical solution of the present utility model is, described semi-coal gas combustion furnace has body of heater, described body of heater is by the preceding intercalated water sleeve that is installed on the base, back intercalated water sleeve and the both sides intercalated water sleeve that is attached thereto are formed, its design feature is, the two inclinations angle of body of heater middle part intercalated water sleeve and bottom water-cooled grate is separated out anterior high seam combustion chamber and rear portion mixed combustion furnace thorax with body of heater, before the below is provided with, the inclination angle of the rear-inclined section of described pair of inclination angle water-cooled grate of latter two wind air outlet is greater than the inclination angle of top rake section, described top rake section be positioned at high seam combustion chamber bottom then tilting section be positioned at mixed combustion furnace thorax bottom, described high seam top of combustion chamber is provided with hydrolock and adds coal bunker, intercalated water sleeve below, described middle part is communicated with the gas pipeline that lower port is positioned at described coal-fired delivery outlet top and is positioned at mixed combustion furnace thorax top for coal-fired delivery outlet one side is provided with the upper end with top, high seam combustion chamber, secondary wind air inlet is arranged at this gas pipeline top, front side, described mixed combustion furnace thorax top is provided with combustion arch and its rear side is a furnace outlet, and the mixed combustion furnace thorax rear lower portion that the entrance and exit position is respectively equipped with secondary wind air inlet is provided with the back reflection arch.
Below make and further specifying.
Referring to Fig. 1, the utility model has body of heater, described body of heater is by the preceding intercalated water sleeve 3 that is installed on the base 25, back intercalated water sleeve 19 and the both sides intercalated water sleeve that is attached thereto are formed, its design feature is, the two inclinations angle of body of heater middle part intercalated water sleeve 11 and bottom water-cooled grate 27 is separated out anterior high seam combustion chamber 4 and rear portion mixed combustion furnace thorax 23 with body of heater, before the below is provided with, the inclination angle of the rear-inclined section 22 of described pair of inclination angle water-cooled grate 27 of latter two wind air outlet 1 (i.e. this section and horizontal plane angle) is greater than the inclination angle (i.e. the angle of this section and horizontal plane) of top rake section 28, described top rake section 28 be positioned at 4 bottoms, high seam combustion chamber then tilting section 22 be positioned at mixed combustion furnace thorax 23 bottoms, 4 tops, described high seam combustion chamber are provided with hydrolock and add coal bunker 5, intercalated water sleeve 11 belows, described middle part are communicated with the gas pipeline 8 that lower port is positioned at described coal-fired delivery outlet 12 tops and is positioned at mixed combustion furnace thorax 23 tops for coal-fired delivery outlet 12 one sides are provided with the upper end with 4 tops, high seam combustion chamber, secondary wind air inlet 10 is arranged at these gas pipeline 8 tops, front side, described mixed combustion furnace thorax 23 top is provided with combustion arch 15 and its rear side is a furnace outlet 16, and the entrance and exit position is respectively equipped with secondary wind fresh air inlet 13, the rear lower portion of 18 mixed combustion furnace thorax 23 is provided with back reflection arch 17.
Also can explosion proof door 6 be set at 4 tops, high seam combustion chamber; At the fire grate front end of body of heater front mechanical coal pusher 2 is installed; Referring to Fig. 3, also can leave ventilation gap being provided with below the gap between described pair of inclination angle water-cooled grate 27 every adjacent two furnace grate tubes 32 between the furnace grate tube that coal leak preventing pipe 24 and described coal leak preventing pipe 24 be adjacent; Also base 25 usefulness hollow beams can be formed, its hollow beam inner chamber is the air channel; Also the header 29,30 (prior art structure) of Fig. 2, shown in Figure 3 pair of inclination water-cooled grate can be communicated with described intercalated water sleeve, form same circulation loop.
The design principle of the present utility model and the course of work are (referring to Fig. 1), and coal adds coal bunker 5 from hydrolock and enters high seam combustion chamber 4, fall on the top rake section 28 of fire grate, by 7 ignition of igniting fire door; Progressively the coal seam is added to more than the 600mm, air is sent into through a wind air outlet 1 by air blast, and burning is progressively upwards carried out; Because the thick flowing resistance in coal seam is big, air is under-supply, make top, coal seam produce a part of coal gas, enter gas pipeline 8 after forming certain air pressure, under the secondary wind that secondary wind air inlet 10 is come in stirs, down entering mixed combustion furnace thorax 23 backs meets at coal-fired delivery outlet 12 places with the semi-coke of violent burning that coal pusher 2 pushes away, coal gas is lighted to catch fire, under the secondary wind effect of the hyperthermia radiation of combustion arch 15 and secondary wind fresh air inlet 13, two strands of flames mix staggered, after the swirling flow downwards, be subjected to the reflection of back reflection arch 17 again and reflux making progress, secondary wind through secondary wind fresh air inlet 18 continues to replenish air, makes burning fierce more, more complete.Thermal-flame enters the convective region from furnace outlet 16; On the fire grate rear-inclined section 22 the slag of after-flame by manually removing from clean-out door 21; The fire grate of 4 bottoms, high seam combustion chamber is owing to be provided with coal leak preventing pipe 24, makes coal facies to minimizing with Louing; Coal gas space, 4 top, high seam combustion chamber generally is in barotropic state, so igniting fire door 7 should have sealing-locking device, hydrolock adds coal bunker 5 and is provided with water sealed tank and cover plate (prior art structure); When set explosion proof door 6 is used to prevent coal gas back draft body of heater is caused damage; Each intercalated water sleeve of body of heater links to each other with cooling water in the described fire grate becomes same circulation, and the water of heating is made full use of, to improve the boiler quantity of heat production and the thermal efficiency.
As known from the above, the utility model is a kind of semi-coal gas combustion furnace, has efficiency of combustion height, good environmental protection, characteristics easy and simple to handle, safe in utilization, applicable bituminous coal, brown coal.Semi-coal gas combustion furnace of the present utility model is applicable to boiler, Industrial Stoves, and the various cooking stoves that use of dining room, restaurant.
Description of drawings
Fig. 1 is a kind of embodiment overall structure schematic diagram;
Fig. 2 is the side-looking structure of two inclinations angle water-cooled grate;
Fig. 3 be among Fig. 2 A-A to structural representation.
In the drawings:
1-wind air outlet, 2-coal pusher, 3-anterior intercalated water sleeve,
4-high seam combustion chamber, 5-hydrolock adds coal bunker, 6-explosion proof door,
7-igniting fire door, the 8-gas pipeline, 9-coal gas regulating gate,
10-secondary wind air inlet, 11-middle part intercalated water sleeve, 12-coal-fired delivery outlet,
13-secondary wind fresh air inlet, the 14-door that pokes fire, 15-combustion arch,
16-furnace outlet, 17-back reflection arch, 18-secondary wind fresh air inlet,
19-rear portion intercalated water sleeve, 20-observation door, 21-clean-out door,
22-rear-inclined section, 23-mixed combustion furnace thorax, 24-coal leak preventing pipe,
25-base, the 26-blast inlet, 27-two inclinations angle water-cooled grate,
28-top rake section, 29, the 30-header, 31-support,
32-furnace grate tube.
The specific embodiment
According to the utility model combustion furnace of Fig. 1 to Fig. 3 and said structure, the inclination angle of the top rake section 28 of two inclinations angle water-cooled grate 27 is 10 °, and the inclination angle of rear-inclined section 22 is 30 °, and coal pusher 2 adopts screw rod to advance rake formula coal pusher; Base 25 is installed on the ground, and terrace is to divide into water seal tank, and the leakage coal of fire grate top rake section 28 and the leakage ash of rear-inclined section 22 can be removed by the cleaning door of water seal tank, and igniting fire door 7 is provided with conventional sealing-locking device.
Claims (5)
1, a kind of semi-coal gas combustion furnace, body of heater is arranged, described body of heater is by the preceding intercalated water sleeve (3) that is installed on the base (25), back intercalated water sleeve (19) and the both sides intercalated water sleeve that is attached thereto are formed, it is characterized in that, the two inclination angle water-cooled grates (27) in body of heater middle part intercalated water sleeve (11) and bottom are separated out anterior high seam combustion chamber (4) and rear portion mixed combustion furnace thorax (23) with body of heater, before the below is provided with, the inclination angle of the rear-inclined section (22) of the described pair of inclination angle water-cooled grate (27) of latter two wind air outlet (1) is greater than the inclination angle of top rake section (28), described top rake section (28) be positioned at high seam combustion chamber (4) bottom then tilting section (22) be positioned at mixed combustion furnace thorax (23) bottom, top, described high seam combustion chamber (4) is provided with hydrolock and adds coal bunker (5), described middle part intercalated water sleeve (11) below is communicated with the gas pipeline (8) that lower port is positioned at described coal-fired delivery outlet (12) top and is positioned at mixed combustion furnace thorax (23) top for coal-fired delivery outlet (12) one side is provided with the upper end with top, high seam combustion chamber (4), secondary wind air inlet (10) is arranged at this gas pipeline (8) top, described mixed combustion furnace thorax (23) front side, top is provided with combustion arch (15) and its rear side is furnace outlet (16), and the entrance and exit position is respectively equipped with secondary wind fresh air inlet (13, the rear lower portion of mixed combustion furnace thorax (23) 18) is provided with back reflection arch (17).
2, semi-coal gas combustion furnace according to claim 1 is characterized in that, top, high seam combustion chamber (4) is provided with explosion proof door (6).
3, semi-coal gas combustion furnace according to claim 1, it is characterized in that, be provided with between the furnace grate tube that coal leak preventing pipe (24) and described coal leak preventing pipe (24) be adjacent in the below, gap between every adjacent two furnace grate tubes (32) of described pair of inclination angle water-cooled grate (27) and leave ventilation gap.
4, semi-coal gas combustion furnace according to claim 1 is characterized in that, base (25) is formed with hollow beam, and its hollow beam inner chamber is the air channel.
5, semi-coal gas combustion furnace according to claim 1 is characterized in that, the header of two inclination water-cooled grates (29,30) is communicated with described intercalated water sleeve, forms same circulation loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200518591U CN2837685Y (en) | 2005-09-07 | 2005-09-07 | Semi-gas combustion stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200518591U CN2837685Y (en) | 2005-09-07 | 2005-09-07 | Semi-gas combustion stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2837685Y true CN2837685Y (en) | 2006-11-15 |
Family
ID=37392171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200518591U Expired - Fee Related CN2837685Y (en) | 2005-09-07 | 2005-09-07 | Semi-gas combustion stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2837685Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126504B (en) * | 2007-09-11 | 2010-04-21 | 冯之军 | Coal continuous cleaning burning device and method |
| CN104075310A (en) * | 2013-03-29 | 2014-10-01 | 麦特能源股份有限责任公司 | Method for straw combustion in the boiler and a hot water boiler fired with straw |
-
2005
- 2005-09-07 CN CNU2005200518591U patent/CN2837685Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101126504B (en) * | 2007-09-11 | 2010-04-21 | 冯之军 | Coal continuous cleaning burning device and method |
| CN104075310A (en) * | 2013-03-29 | 2014-10-01 | 麦特能源股份有限责任公司 | Method for straw combustion in the boiler and a hot water boiler fired with straw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061115 |