CN2608841Y - Semi-gas cleaning burning environmental protection energy-saving boiler - Google Patents
Semi-gas cleaning burning environmental protection energy-saving boiler Download PDFInfo
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- CN2608841Y CN2608841Y CN 03211746 CN03211746U CN2608841Y CN 2608841 Y CN2608841 Y CN 2608841Y CN 03211746 CN03211746 CN 03211746 CN 03211746 U CN03211746 U CN 03211746U CN 2608841 Y CN2608841 Y CN 2608841Y
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- boiler
- wall
- generating chamber
- gas generating
- fire grate
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Abstract
The utility model relates to a semi-coal gas clean burning environmental energy saving boiler. A coal gas generating chamber is arranged at the feeding opening of the boiler body; a coal gas discharge outlet is arranged at the inner wall of one side close to the hearth of the boiler; a bunker coal passage is provided between the lower end of the inner wall and the fire grate; a circular water pipe and a channel for the water pipe are arranged in the middle of the inner wall. The outlet of the vapor transmitting tube of the vapor generator is arranged on the inner wall of the coal gas chamber or is arranged under the fire grate. A fire preventing wall is arranged inside the burning chamber of the hearth; the vapor generator is arranged in the middle of the fire preventing wall; water supply pipes and vapor transmitting tubes are arranged on the vapor generator; an intensifying burning radiating furnace arch is arranged under the fire preventing wall. A temperature gathering furnace arch is arranged at the back wall of the afterheat exchanging chamber of the boiler body. The fire grate can adopt a slide-vane type chain fire grate. The burning and heat exchanging part regarding the utility model consists of a coal gas generating chamber, a high temperature burning chamber and an afterheat exchanging chamber, in this way, the output and heat efficiency of the boiler can be improved with obvious energy saving effect and nice environmental benefit, therefore the utility model is suitable to be applicable for replacing or updating a plurality of bunker coal boilers of single boiler drum or double boiler drum at large scale, medium scale and small scale or industrial kilns.
Description
[technical field] the utility model relates to a kind of semi-coal gas clean combustion energy-saving environmental protection boiler, belongs to the coal-burning boiler technical field.
[background technology] is present, the energy of boiler remains based on fire coal, because coal-burning boiler causes environmental pollution easily, begin to be devoted to the exploitation of environment-protection boiler for people, as the patent No. is that 00229666.7 utility model patent specification discloses a kind of environment-protecting civil gas burner, this gas burner makes the combustion chamber internal combustion of coal in encapsulation, coal is become coal gas supply with boiler by pipeline.Gas boiler needs to dispose a gas generator in use, because it is two independent parts, thereby not only can cause manpower in use, and the waste of material resources, and heat energy loss is big.For this reason, the patent No. is that 01236608.0 utility model patent specification has been introduced a kind of environmental protection and energy saving gas boiler, gas burner and boiler-steam dome are designed to one, but because gas burner is made up of the gas generator, coal gas converter and gas burner's three parts that are installed in successively in the boiler-steam dome, not only occupied the boiler-steam dome useful space in large quantities, and boiler manufacturing process is also quite complicated.Also having the patent No. is the direct-fired gas boiler that 01216440.2 utility model patent specification is introduced, and this boiler need be provided with the reciprocating type dregs removing device of fire grate interlock, has complexity is installed, moves unreliable problem.
[summary of the invention] the utility model comprehensive utilization gas generator and common coal-burning boiler characteristics, its purpose is to overcome the deficiency of above-mentioned prior art and a kind of semi-coal gas clean combustion energy-saving environmental protection boiler is provided.
The purpose of this utility model realizes by following technological means.
A kind of semi-coal gas clean combustion energy-saving environmental protection boiler, comprise the fire grate and the gas generating chamber that are installed in the body of heater, it is characterized in that said gas generating chamber is arranged on body of heater one end, this gas generating chamber is provided with gas exit near the inwall of burner hearth one side, and the coal gas that gas generating chamber is produced enters fire box by this outlet; Leave coal-fired passage between the lower end of this inwall and the fire grate, make the fire coal on gas generating chamber's fire grate, under fire grate drives, enter fire box by coal-fired passage; The steam transmitting pipe outlet that is connected with steam generator is arranged on gas generating chamber's inwall or is arranged on below the fire grate, is used for providing generation coal gas required steam to gas generating chamber.Above-mentioned dog-house can be arranged on the top or upside of gas generating chamber; The inwall of above-mentioned gas generating chamber can be built or prefabricated forming with refractory material.In order to make full use of the heat that gas generating chamber produces, improve boiler thermal output, can in the middle of gas generating chamber's inwall, be provided with circulating water pipe and header thereof.
For the coal gas that enters fire box can fully be burnt, improve fire box's ignition temperature, be provided with in the above-mentioned fire box and block wall with flues; This is provided with steam generator in the middle of blocking wall with flues, is connected with feed pipe and steam transmitting pipe on the steam generator; This steam transmitting pipe can directly provide to gas generating chamber and produce the required steam of coal gas; Also a drum can be set in the middle of the steam transmitting pipe, the steam that is produced by steam generator enters drum by steam transmitting pipe, draws steam transmitting pipe and provides steam to gas generating chamber by being arranged on the outer drum of body of heater again.
In order to make the abundant after-flame of coal-fired combustible that enters fire box, the above-mentioned wall with flues below of blocking is provided with overheavy firing radiation chimney arch, and the arch angle of chimney arch is located at the furnace wall both sides.
In order to make full use of the high-temperature flue gas heat of after-flame, wall is provided with poly-warm chimney arch behind the body of heater waste heat Heat Room, forces high-temperature gas to rise along the flue curve, makes full use of waste heat.
For coal-fired combustible can fully be burnt, to treat to start fire grate after the boiler normal combustion, the fire coal with not having burning in the gas generating chamber or burning is transported to the burner hearth high-temperature region and burns away.In order to prevent that fire coal from " skidding " on fire grate, above-mentioned fire grate can adopt the scraper-type traveling-grate stoker, and the monolithic fire grate structure is inverted "L" shaped.Drive fire coal by the scraper plate fire grate and together move, enter fire box with fire grate.
Energy-saving environmental protection boiler provided by the utility model, combustion heat-exchange is made up of gas generating chamber, high temperature combustors and waste heat Heat Room three parts, fully utilize the characteristics separately of gas generator and plain cylindrical furnace, changed defectives such as simple gas generator complex structure, potential safety hazard is many and common coal-burning boiler smoke contamination is big, the thermal efficiency is low.This boiler utilizes a series of mechanized operating modes such as mechanical coal feeder, slagging-off and flight chain fire grate, be applicable to that single drum or two drum are big or middle, the remodeling of little all types of coal-burning boiler and Industrial Stoves is regenerated, the boiler output and the thermal efficiency have been improved, energy-saving effect is particularly evident, and environmental benefit is very remarkable.
[description of drawings] Fig. 1 is the utility model boiler structure front view.
Fig. 2 is the utility model boiler structure side view.
Fig. 3 is the utility model monolithic scraper plate fire grate structure schematic diagram
Introduce the utility model embodiment in detail below in conjunction with accompanying drawing.
[specific embodiment] as shown in Figure 1, 2, 3, install in the burner hearth of the body of heater 16 of this boiler by traveling-grate stoker 6, the I of gas generating chamber is located at body of heater dog-house 2 one ends, the I of this gas generating chamber is provided with gas exit 5 near burner hearth one side inwall 1, and the coal gas that is produced enters the II of fire box by this outlet 5; Leave coal-fired passage between the lower end of this inwall 1 and the fire grate 6, make the fire coal on gas generating chamber's fire grate 6, under fire grate 6 drives, enter the II of fire box by coal-fired passage; 12 outlets of the steam transmitting pipe that is connected with steam generator 9 be arranged on the I of the gas generating chamber inwall and fire grate 6 below, provide to the I of gas generating chamber to produce the required steam of coal gas.Above-mentioned dog-house 2 can be arranged on the top or upside of the I of gas generating chamber; The inwall 1 of the above-mentioned I of gas generating chamber can be built or prefabricated forming with refractory material, is provided with circulating water pipe and the header 3 thereof that is connected with boiler drum in the middle of the inwall 1.Be provided with in the above-mentioned II of fire box and block wall with flues 9; Be provided with steam generator 10 in the middle of blocking wall with flues 9, be connected with feed pipe 11 and steam transmitting pipe 12 on the steam generator 10; In the middle of this steam transmitting pipe 12 drum 13 is set, the steam that is produced by steam generator 10 enters the drum 13 that is arranged on outside the body of heater by steam transmitting pipe 12, draws steam transmitting pipe 12 by drum 13 again and provides steam to the I of gas generating chamber.Above-mentioned wall with flues 9 belows of blocking are provided with overheavy firing radiation chimney arch 14, and the arch angle of chimney arch 14 is located at the furnace wall both sides.Wall is provided with poly-warm chimney arch 15 behind the body of heater 16 waste heat Heat Room III, forces high-temperature gas to rise along the flue curve, makes full use of waste heat.For the ease of the fire coal that will not have burning in the gas generating chamber or burn, be transported to the burner hearth high-temperature region, above-mentioned fire grate 6 can adopt the scraper-type traveling-grate stoker, and the monolithic fire grate structure is inverted "L" shaped, and the scraper plate fire grate drives fire coal and enters the II of fire box with fire grate.Above-mentioned body of heater is provided with air-supply oxygen supply pipe 7 and enters bellows 8 from the fire grate below, and the size adjustment of wind supply quantity is identical with the chain-grate boiler louver.The water level display of steam generator 10 can be installed in body of heater 16 one or both sides.Closed lighting-up tuyere or group cinder notch 4 are located at the body of heater side.
Claims (10)
1, a kind of semi-coal gas clean combustion energy-saving environmental protection boiler, comprise and be installed in interior fire grate of body of heater [16] [6] and gas generating chamber [I], it is characterized in that said gas generating chamber [I] is arranged on body of heater [16] one ends, this gas generating chamber [I] is provided with gas exit [5] near the inwall [1] of burner hearth one side; Leave coal-fired passage between the lower end of inwall [1] and the fire grate [6], steam transmitting pipe [12] outlet that is connected with steam generator [10] is arranged on gas generating chamber's inwall [1] and goes up or be arranged on below the fire grate [6].
2, boiler according to claim 1 is characterized in that being provided with and circulating water pipe and header [3] thereof in the middle of the said gas generating chamber inwall [1].
3, boiler according to claim 1 is characterized in that being provided with in the said fire box [II] and blocks wall with flues [9];
4, boiler according to claim 3 is characterized in that said wall with flues [9] centre of blocking is provided with steam generator [10], is connected with feed pipe [11] and steam transmitting pipe [12] on the steam generator [10].
5, according to claim 3 or 4 described boilers, it is characterized in that said wall with flues [9] below of blocking is provided with overheavy firing radiation chimney arch [14], the arch angle of chimney arch [14] is located at the furnace wall both sides.
6, boiler according to claim 4 is characterized in that in the middle of the said steam transmitting pipe [12] drum [13] being set.
7,, it is characterized in that said body of heater [16] waste heat Heat Room [III] back wall is provided with poly-warm chimney arch [15] according to claim 1,2,3 or 4 described boilers.
8, boiler according to claim 1 is characterized in that said fire grate [6] can adopt the scraper-type traveling-grate stoker.
9, boiler according to claim 1 is characterized in that the dog-house [2] of said gas generating chamber [I] is arranged on the top or upside of gas generating chamber [I];
10,, it is characterized in that the inwall [1] of said gas generating chamber [I] is built with refractory material or prefabricated forming according to claim 1,2 or 9 described boilers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03211746 CN2608841Y (en) | 2003-03-05 | 2003-03-05 | Semi-gas cleaning burning environmental protection energy-saving boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03211746 CN2608841Y (en) | 2003-03-05 | 2003-03-05 | Semi-gas cleaning burning environmental protection energy-saving boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2608841Y true CN2608841Y (en) | 2004-03-31 |
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ID=34159181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03211746 Expired - Fee Related CN2608841Y (en) | 2003-03-05 | 2003-03-05 | Semi-gas cleaning burning environmental protection energy-saving boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2608841Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101413658A (en) * | 2008-11-21 | 2009-04-22 | 河北华林机械设备有限公司 | Gas making compound combustion chain furnace |
-
2003
- 2003-03-05 CN CN 03211746 patent/CN2608841Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101413658A (en) * | 2008-11-21 | 2009-04-22 | 河北华林机械设备有限公司 | Gas making compound combustion chain furnace |
| CN101413658B (en) * | 2008-11-21 | 2013-04-03 | 河北华林机械设备有限公司 | Gas making compound combustion chain furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |