CN202852823U - Combusting device for oil and coal - Google Patents
Combusting device for oil and coal Download PDFInfo
- Publication number
- CN202852823U CN202852823U CN 201220534342 CN201220534342U CN202852823U CN 202852823 U CN202852823 U CN 202852823U CN 201220534342 CN201220534342 CN 201220534342 CN 201220534342 U CN201220534342 U CN 201220534342U CN 202852823 U CN202852823 U CN 202852823U
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- coal
- shell body
- oil
- nozzle
- fuel
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Abstract
The utility model relates to a combusting device for oil and coal. The combusting device for the oil and the coal comprises a combustor, an ignition device, a powder supply device, an air compression device and a light oil supply device. The combusting device for the oil and the coal is characterized by further comprising a composite jet device and a heavy oil supply device. The composite jet device is a composite structure and comprises an outer shell body, a coal powder nozzle and a fuel nozzle. An outer layer of the composite jet device is the outer shell body. The fuel nozzle is arranged in the interior of the composite jet device. The coal powder nozzle is arranged between the fuel nozzle and the outer shell body. The outer shell body is of a cylindrical shape. One end of the outer shell body is an input end, and the other end of the outer shell body is an output end. The input end of the outer shell body is provided with a coal powder inlet A and a fuel oil inlet B. The powder supply device is connected with the coal powder nozzle arranged at the output end of outer shell body through the coal powder inlet A. The heavy oil supply device is connected with the fuel nozzle arranged at the output end of the outer shell body through the fuel oil inlet B. The combusting device overcomes the defects that an existing combusting device can only heat singular fuel, and the kinds of fuel can not be changed. At the same time, the combustor is of a retractable combined structure, and therefore the combusting device for the oil and the coal has retractility, and is convenient to install and use.
Description
Technical field
The utility model relates to the oil/coal dual-purpose burner, is specifically related to a kind of oil/coal dual-purpose burner for asphalt mixing plant.
Background technology
Burner have coal-fired combusting device, oil burner, gas burner minute, already in industry extensive uses such as boiler and steam power plants, but the Applicative time in the pitch prill mixing plant of the field of building the road and urban construction system only more than ten years.At present, coal-fired combusting device miscellaneous, oil burner are arranged on the market, comprise " a kind of coal burner " that utility model patent CN201672511 discloses, although various burner respectively has characteristics, all have the deficiency that fuel is single, can not mutually change.If need refuelling just must change burner body equipment, this just affects normal operation, has also strengthened cost of equipment and maintenance cost simultaneously, increases hand labor intensity, brings very large inconvenience to the user.
The utility model content
The utility model provides the oil/coal dual-purpose burner, integrates burning coal powder and the dual burner that fires heavy oil, installs and uses easily, and purpose is to overcome the defective that the fuel that has burner now is single, can not mutually change.
The technical solution of the utility model is: the oil/coal dual-purpose burner, and comprise combustion chamber, igniter, powder feeder unit, air compression plant and supply the light oil device, it is characterized in that: further comprising the composite injection device and supply the heavy oil device; Described composite injection device is composite construction, comprises shell body, coal nozzle and fuel nozzle, and skin is shell body, and inside is provided with fuel nozzle, and coal nozzle is arranged between fuel nozzle and the shell body; Described shell body is cylindrical shape, and an end is input, and the other end is output; The input of described shell body is provided with coal powder entrance A and fuel filler B; Powder feeder unit is connected with the coal nozzle that is arranged at the shell body output by coal powder entrance A; Be connected with the fuel nozzle that is arranged at the shell body output by fuel filler B for the heavy oil device.
Described fuel filler B and fuel nozzle are arranged at the shaft core position of shell body.
Described coal nozzle is the cylinder type hollow structure, and skin is provided with helical duct.
Described combustion chamber is telescopic combining structure, and first half is made by stainless steel, is sleeved on latter half, and latter half outer wall and inner bag are made by boiler plate, and the lining cutting of inner bag inwall has refractory material, is provided with spiral duct between outer wall and the inner bag.
Described igniter is torch oil gun.
Described powder feeder unit is coal dust storage tank and auxiliary device thereof.
Described air compression plant is air compressor.
By above-mentioned to description of the present utility model as seen, compared with prior art, the utility model has following beneficial effect:
1, composite injection device of the present utility model can be so that burner have overcome the defective that fuel is single, can not mutually change, a burner both can be used as coal burner and had used, can be used as again oil burner uses, save cost of equipment, alleviate personnel labor intensity, installation and use are all very convenient.
2, combustion chamber of the present utility model is telescopic combining structure, and first half is sleeved on latter half, and first half can be elastic, and advantage is that dock with relevant device or very convenient when connecting the combustion chamber.
Description of drawings
Below in conjunction with embodiment and accompanying drawing the utility model is described in further detail, but not as to restriction of the present utility model:
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structural representation of composite injection device.
Among the figure, 1, the combustion chamber; 2, igniter; 3, composite injection device; 4, powder feeder unit; 5, air compression plant; 6, for the heavy oil device; 7, for the light oil device; 8, fuel nozzle; 9, coal nozzle; 10, shell body.
The specific embodiment
The oil/coal dual-purpose burner comprises combustion chamber 1, igniter 2, powder feeder unit 4, air compression plant 5 and supplies light oil device 7, it is characterized in that: further comprising composite injection device 3 and supplies heavy oil device 6; Described composite injection device 3 composite constructions comprise shell body 10, coal nozzle 9 and fuel nozzle 8, and skin is shell body 10, and inside is provided with fuel nozzle 8, and coal nozzle 9 is arranged between fuel nozzle 8 and the shell body 10; Described shell body 10 is cylindrical shape, and an end is input, and the other end is output; The input of described shell body 10 is provided with coal powder entrance A and fuel filler B; Powder feeder unit 4 is connected with the coal nozzle 9 that is arranged at shell body 10 outputs by coal powder entrance A; Be connected with the fuel nozzle 8 that is arranged at shell body 10 outputs by fuel filler B for heavy oil device 6.
As depicted in figs. 1 and 2, the oil/coal dual-purpose burner comprises combustion chamber 1, igniter 2, powder feeder unit 4, air compression plant 5 and supplies light oil device 7, it is characterized in that: further comprising composite injection device 3 and supplies heavy oil device 6; Described composite injection device 3 composite constructions comprise shell body 10, coal nozzle 9 and fuel nozzle 8, and skin is shell body 10, and inside is provided with fuel nozzle 8, and coal nozzle 9 is arranged between fuel nozzle 8 and the shell body 10; The A place is coal powder entrance, and the B place is fuel filler, and described shell body 10 is cylindrical shape, and an end is input, and the other end is output; The input of described shell body 10 is provided with coal powder entrance A and fuel filler B; Powder feeder unit 4 is connected with the coal nozzle 9 that is arranged at shell body 10 outputs by coal powder entrance A; Be connected with the fuel nozzle 8 that is arranged at shell body 10 outputs by fuel filler B for heavy oil device 6; The output of igniter 2 and shell body 10 is connected with the input of combustion chamber 1 respectively, and the input of igniter 2 is connected in for light oil device 7.The compressed air of the coal dust of powder feeder unit 4 is sent into combustion chamber 1 by composite injection device 3, for heavy oil device 6 heavy oil is sent into combustion chamber 1 by the fuel nozzle 8 of composite injection device 3 inside, igniter 2 is used for the coal dust in the ignition combustion chamber 1, be used for providing light oil to igniter 2 for light oil device 7, wherein, between coal nozzle 9 and the shell body 10 evenly section be provided with several helical ducts, these helical ducts are used for to the combustion chamber 1 spraying coal dust.Described fuel filler B and fuel nozzle 8 are arranged at the shaft core position of shell body 10.Described coal nozzle 9 is the cylinder type hollow structure, and skin is provided with helical duct.Described combustion chamber 1 is telescopic combining structure, and first half is made by stainless steel, is sleeved on latter half, and latter half outer wall and inner bag are made by boiler plate, and the lining cutting of inner bag inwall has refractory material, is provided with spiral duct between outer wall and the inner bag.Described igniter 2 is torch oil gun.Described powder feeder unit 4 is coal dust storage tank and auxiliary device thereof.Described confession light oil device 7 and confession heavy oil device 6 are comprised of fuel tank, oil pump, oil filter, Pressure gauge, overflow valve, pipeline, valve and annex thereof respectively, belong to techniques well known, here be not described in detail, for torch oil gun provides light oil, provide heavy oil for heavy oil device 6 for fuel nozzle 8 for light oil device 7.
In actual the use, when making fuel with coal dust, the compressed air of coal dust is sent into the helical duct of coal nozzle 9 by coal powder entrance A, and coal dust travels forward at a high speed along helical duct, be injected into combustion chamber 1, then ignited by igniter 2 and fully burning in combustion chamber 1; When making fuel with heavy oil, respectively heavy oil and compressed air are sent into fuel nozzle 8 for heavy oil device 6 and air compression plant 5, heavy oil and air spray into combustion chamber 1 behind the shower nozzle mixed aerosol, ignited by igniter 2 and fully burning in combustion chamber 1; Heavy oil and coal dust can also mix use in addition, so the oil/coal dual-purpose burner is installed and use is all very convenient.
For more convenient Adjustment operation, in the present embodiment, powder feeder unit 4 exits are provided with the ratio regulating butterfly valve and are used for regulating the coal dust amount, and control is for the size of the air quantity adjustable flame of pulverized coal channel.
In order to guarantee that compressed air has higher pressure, in the present embodiment, air compression plant 5 is air compressor.
More than technical scheme that the utility model embodiment is provided have been described in detail; Simultaneously, for the those skilled in the art in this field, can be different in the specific embodiment and range of application, this description should not be construed as restriction of the present utility model.
The parts that present embodiment is not described in detail and structure belong to well-known components and common structure or the conventional means of the industry, here not one by one narration.
Claims (7)
1. the oil/coal dual-purpose burner comprises combustion chamber (1), igniter (2), powder feeder unit (4), air compression plant (5) and supplies light oil device (7), it is characterized in that: further comprising composite injection device (3) and supplies heavy oil device (6); Described composite injection device (3) is composite construction, comprise shell body (10), coal nozzle (9) and fuel nozzle (8), skin is shell body (10), and inside is provided with fuel nozzle (8), and coal nozzle (9) is arranged between fuel nozzle (8) and the shell body (10); Described shell body (10) is cylindrical shape, and an end is input, and the other end is output; The input of described shell body (10) is provided with coal powder entrance A and fuel filler B; Powder feeder unit (4) is connected with the coal nozzle (9) that is arranged at shell body (10) output by coal powder entrance A; Be connected with the fuel nozzle (8) that is arranged at shell body (10) output by fuel filler B for heavy oil device (6).
2. oil/coal dual-purpose burner according to claim 1, it is characterized in that: described fuel filler B and fuel nozzle (8) are arranged at the shaft core position of shell body (10).
3. oil/coal dual-purpose burner according to claim 1 is characterized in that: described coal nozzle (9) is the cylinder type hollow structure, and skin is provided with helical duct.
4. oil/coal dual-purpose burner according to claim 1, it is characterized in that: described combustion chamber (1) is telescopic combining structure, first half is made by stainless steel, be sleeved on latter half, latter half outer wall and inner bag are made by boiler plate, the lining cutting of inner bag inwall has refractory material, is provided with spiral duct between outer wall and the inner bag.
5. oil/coal dual-purpose burner according to claim 1 is characterized in that: described igniter (2) is torch oil gun.
6. oil/coal dual-purpose burner according to claim 1, it is characterized in that: described powder feeder unit (4) is coal dust storage tank and auxiliary device thereof.
7. oil/coal dual-purpose burner according to claim 1, it is characterized in that: described air compression plant (5) is air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220534342 CN202852823U (en) | 2012-10-18 | 2012-10-18 | Combusting device for oil and coal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220534342 CN202852823U (en) | 2012-10-18 | 2012-10-18 | Combusting device for oil and coal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202852823U true CN202852823U (en) | 2013-04-03 |
Family
ID=47984016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220534342 Expired - Fee Related CN202852823U (en) | 2012-10-18 | 2012-10-18 | Combusting device for oil and coal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202852823U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865578A (en) * | 2012-10-18 | 2013-01-09 | 余建辉 | Oil-coal dual-purpose burner |
| CN114060818A (en) * | 2021-11-22 | 2022-02-18 | 福建永恒能源管理有限公司 | Combustor suitable for low-heat-value gas and powder combustion |
-
2012
- 2012-10-18 CN CN 201220534342 patent/CN202852823U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865578A (en) * | 2012-10-18 | 2013-01-09 | 余建辉 | Oil-coal dual-purpose burner |
| CN102865578B (en) * | 2012-10-18 | 2017-09-05 | 余建辉 | Oil/coal dual-purpose burner |
| CN114060818A (en) * | 2021-11-22 | 2022-02-18 | 福建永恒能源管理有限公司 | Combustor suitable for low-heat-value gas and powder combustion |
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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: 20130403 Termination date: 20131018 |