CN204254665U - The auxiliary combustion equipment of steam boiler combustor - Google Patents
The auxiliary combustion equipment of steam boiler combustor Download PDFInfo
- Publication number
- CN204254665U CN204254665U CN201420664608.XU CN201420664608U CN204254665U CN 204254665 U CN204254665 U CN 204254665U CN 201420664608 U CN201420664608 U CN 201420664608U CN 204254665 U CN204254665 U CN 204254665U
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- steam
- combustor
- steam boiler
- combustor body
- crater
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Abstract
The utility model discloses a kind of auxiliary combustion equipment of steam boiler combustor, belong to combustor technical field, comprise combustor body, described combustor body bottom portion is provided with air intake passage and is arranged on the fire bars above described air intake passage, the sidewall of described combustor body comprises the flame retardant coating and cooling layer that set gradually from inside to outside, the sidewall of described combustor body is provided with the crater be communicated with the main chamber of described steam boiler and the feeding port be communicated with pay-off, described crater place is provided with one-level steam pipeline and second steam carrier pipe successively, described one-level steam pipeline is positioned at the outside of the main chamber of described steam boiler, described second steam carrier pipe is positioned at the inside of the main chamber of described steam boiler.The utility model by carrying out twice steam combustion supporting to crater place, thus makes fuel combustion abundant, has saved cost.
Description
Technical field
The utility model belongs to combustor technical field, particularly relates to a kind of auxiliary combustion equipment of steam boiler combustor.
Background technology
Steam boiler is Industrial Boiler water being heated to certain parameter and producing high-temperature steam, belongs to special equipment.Because its fired heat duty is low, combustion thermal efficiency is high, effectively can reduce exhaust gas temperature, energy-saving and cost-reducing, uses economy, is therefore widely used.
During steam boiler work, first ignition combustion machine, fuel enters the main chamber burning of steam boiler from the crater of combustor, flame goes directly burner hearth bottom, and the water directly heated in drum, then high-temperature flue gas returns furnace front by one-level backhaul smoke pipe, enters secondary backhaul smoke pipe through front smoke box, finally, after the low-temperature flue gas after sufficient heat exchange passes through, smoke box is to exhanst gas outlet; And the water in drum creates high-temperature steam by heat exchange.
Existing steam boiler combustor, in order to make fuel combustion abundant, arranges air intake passage at furnace bottom usually, because combustor exists certain height, when fuel enters the main chamber of steam boiler from the crater of combustor, very easily cause fuel combustion insufficient, cause waste of fuel.
Utility model content
Technical problem to be solved in the utility model is: the auxiliary combustion equipment providing a kind of steam boiler combustor, when entering the main chamber of steam boiler with the fuel solving existing combustor from crater, cause fuel combustion insufficient, cause the technical problem of waste of fuel.
For solving the problems of the technologies described above, the technical solution of the utility model is: the auxiliary combustion equipment of steam boiler combustor, comprise combustor body, described combustor body bottom portion is provided with air intake passage and is arranged on the fire bars above described air intake passage, the sidewall of described combustor body comprises the flame retardant coating and cooling layer that set gradually from inside to outside, the sidewall of described combustor body is provided with the crater be communicated with the main chamber of described steam boiler and the feeding port be communicated with pay-off, described crater is arranged near the top of described combustor body, and described crater and feeding port lay respectively at the both sides of the vertical center line of described combustor body, described crater place is provided with one-level steam pipeline and second steam carrier pipe successively, described one-level steam pipeline is positioned at the outside of the main chamber of described steam boiler, described second steam carrier pipe is positioned at the inside of the main chamber of described steam boiler.
Improve as one, described one-level steam pipeline is all communicated with the steam (vapor) outlet of described steam boiler with the entrance of second steam carrier pipe.
Improve as one, described flame retardant coating inwall is provided with between described crater and air intake passage blower fan and helps oxygen mouth, be provided with some aid distributing pipes in described flame retardant coating, every described aid distributing pipe one end is communicated with described blower fan and helps oxygen mouth, and the other end is communicated with described air intake passage.
As further improvement, described aid distributing pipe has bending part, and the air outlet of described bending part is arranged towards the top of described combustor body.
As further improvement, described aid distributing pipe is provided with four, and aid distributing pipe described in four is around the vertical center line annular array distribution of described combustor body.
As further improvement, the vertical height of described aid distributing pipe is 1/3rd of described combustor body vertical height.
After have employed technique scheme, the beneficial effects of the utility model are: the auxiliary combustion equipment due to steam boiler combustor comprises combustor body, described combustor body bottom portion is provided with air intake passage and fire bars, the sidewall of described combustor body comprises flame retardant coating and cooling layer, the sidewall of described combustor body is provided with crater and feeding port, described crater place is provided with one-level steam pipeline and second steam carrier pipe successively, described one-level steam pipeline is positioned at the outside of the main chamber of described steam boiler, described second steam carrier pipe is positioned at the inside of the main chamber of described steam boiler, thus by one-level steam pipeline and second steam carrier pipe, twice steam combustion supporting is carried out to crater, steam meets high temperature can resolve into oxygen with hydrogen, hydrogen is extraordinary combustible, and oxygen is oxidizer, so the steam combustion supporting of trace can make the full combustion of fuel entering main chamber.The auxiliary combustion equipment of the steam boiler combustor that the utility model provides, by carrying out twice steam combustion supporting to crater place, thus making fuel combustion abundant, having saved cost.
Because described one-level steam pipeline and the entrance of second steam carrier pipe are all communicated with the steam (vapor) outlet of described steam boiler, thus without the need to arranging separately the vapour source of steam, structure is simple, and cost is low.
Owing to being provided with some aid distributing pipes in described flame retardant coating, thus oxygen (first time helps oxygen to be help oxygen by air intake passage) can be helped to carrying out in combustor secondary by aid distributing pipe, make the further Thorough combustion of fuel, avoid the waste of fuel, thus save cost.
Because described aid distributing pipe has bending part, the air outlet of described bending part is arranged towards the top of described combustor body, makes oxygen supply abundant.
Because described aid distributing pipe is provided with four, aid distributing pipe described in four, around the vertical center line annular array distribution of described combustor body, makes air distribution even, makes fuel combustion more abundant.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is A-A sectional view in Fig. 1;
Fig. 3 is the structural representation of aid distributing pipe in Fig. 1;
In figure: 1, combustor body, 11, flame retardant coating, 12, cooling layer, 13, blower fan helps oxygen mouth, and 2, air intake passage, 3, fire bars, 4, crater, 5, pay-off, 51, auger conveyor, 52, hopper, 6, feeding port, 7, one-level steam pipeline, 8, second steam carrier pipe, 9, aid distributing pipe, 91, bending tube, 10, main chamber.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As Fig. 1 and Fig. 2 jointly shown in, a kind of auxiliary combustion equipment of steam boiler combustor, comprise combustor body 1, the fire bars 3 being provided with air intake passage 2 bottom combustor body 1 and being arranged on above air intake passage 2, air intake passage 2 connecting fan (not shown), fuel is when burning, carry out first time by air intake passage 2 and help oxygen, the sidewall of combustor body 1 comprises the flame retardant coating 11 and cooling layer 12 that set gradually from inside to outside, flame retardant coating 11 adopts refractory material to make, cooling layer 12 adopts cooling water to lower the temperature, prevent the outer wall of combustor body 1 overheated scald user, the sidewall of combustor body 1 is provided with the crater 4 be communicated with the main chamber 10 of steam boiler and the feeding port 6 be communicated with pay-off 5, crater 4 is arranged near the top of combustor body 1, and crater 4 and feeding port 6 lay respectively at the both sides of the vertical center line of combustor body 1.
Above-mentioned pay-off 5 comprises auger conveyor 51, this auger conveyor 51 horizontally set, auger conveyor 51 is provided with the vertical hopper 52 arranged, the concrete structure of auger conveyor 51 and hopper 52 is well known to those skilled in the art, do not repeat them here, certainly, pay-off 5 also can select other form.
Crater 4 place is provided with one-level steam pipeline 7 and second steam carrier pipe 8 successively, one-level steam pipeline 7 is positioned at the outside of the main chamber 10 of steam boiler, second steam carrier pipe 8 is positioned at the inside of the main chamber 10 of steam boiler, one-level steam pipeline 7 is all communicated with the steam (vapor) outlet (not shown) of steam boiler with the entrance of second steam carrier pipe 8, thus without the need to arranging separately the vapour source of steam, structure is simple, and cost is low.
Twice steam combustion supporting is carried out by one-level steam pipeline 7 and second steam carrier pipe 8 pairs of craters 4, steam meets high temperature can resolve into oxygen with hydrogen, hydrogen is extraordinary combustible, and oxygen is oxidizer, so the steam combustion supporting of trace can make the full combustion of fuel entering main chamber 10.
Flame retardant coating 11 inwall is provided with between crater 4 and air intake passage 2 blower fan and helps oxygen mouth 13, be provided with some aid distributing pipes 9 in flame retardant coating 11, every aid distributing pipe 9 one end is communicated with blower fan and helps oxygen mouth 13, and the other end is communicated with air intake passage 2.Oxygen can be helped to carrying out in combustor second time by aid distributing pipe 9, making the further Thorough combustion of fuel, avoiding the waste of fuel, thus having saved cost.
In the present embodiment, aid distributing pipe 9 is provided with four, and four aid distributing pipes 9, around the vertical center line annular array distribution of combustor body 1, make air distribution even, make fuel combustion more abundant; The vertical height of aid distributing pipe 9 is 1/3rd of combustor body 1 vertical height.
In order to make oxygen supply abundant, as shown in Figure 3, aid distributing pipe 9 has bending part 91, and the air outlet of bending part 91 is arranged towards the top of combustor body 1.
The auxiliary combustion equipment of the steam boiler combustor that the utility model provides, by carrying out twice steam combustion supporting to crater 4 place, thus making fuel combustion abundant, having saved cost.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. the auxiliary combustion equipment of steam boiler combustor, comprise combustor body, described combustor body bottom portion is provided with air intake passage and is arranged on the fire bars above described air intake passage, the sidewall of described combustor body comprises the flame retardant coating and cooling layer that set gradually from inside to outside, the sidewall of described combustor body is provided with the crater be communicated with the main chamber of described steam boiler and the feeding port be communicated with pay-off, described crater is arranged near the top of described combustor body, and described crater and feeding port lay respectively at the both sides of the vertical center line of described combustor body, it is characterized in that, described crater place is provided with one-level steam pipeline and second steam carrier pipe successively, described one-level steam pipeline is positioned at the outside of the main chamber of described steam boiler, described second steam carrier pipe is positioned at the inside of the main chamber of described steam boiler.
2. the auxiliary combustion equipment of steam boiler combustor according to claim 1, is characterized in that, described one-level steam pipeline is all communicated with the steam (vapor) outlet of described steam boiler with the entrance of second steam carrier pipe.
3. the auxiliary combustion equipment of steam boiler combustor according to claim 1 and 2, it is characterized in that, described flame retardant coating inwall is provided with between described crater and air intake passage blower fan and helps oxygen mouth, some aid distributing pipes are provided with in described flame retardant coating, every described aid distributing pipe one end is communicated with described blower fan and helps oxygen mouth, and the other end is communicated with described air intake passage.
4. the auxiliary combustion equipment of steam boiler combustor according to claim 3, is characterized in that, described aid distributing pipe has bending part, and the air outlet of described bending part is arranged towards the top of described combustor body.
5. the auxiliary combustion equipment of steam boiler combustor according to claim 4, is characterized in that, described aid distributing pipe is provided with four, and aid distributing pipe described in four is around the vertical center line annular array distribution of described combustor body.
6. the auxiliary combustion equipment of steam boiler combustor according to claim 5, is characterized in that, the vertical height of described aid distributing pipe is 1/3rd of described combustor body vertical height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420664608.XU CN204254665U (en) | 2014-11-07 | 2014-11-07 | The auxiliary combustion equipment of steam boiler combustor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420664608.XU CN204254665U (en) | 2014-11-07 | 2014-11-07 | The auxiliary combustion equipment of steam boiler combustor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204254665U true CN204254665U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420664608.XU Expired - Fee Related CN204254665U (en) | 2014-11-07 | 2014-11-07 | The auxiliary combustion equipment of steam boiler combustor |
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| Country | Link |
|---|---|
| CN (1) | CN204254665U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054274A (en) * | 2015-08-13 | 2015-11-18 | 山东临沂烟草有限公司 | Tobacco curing vaporization furnace |
-
2014
- 2014-11-07 CN CN201420664608.XU patent/CN204254665U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054274A (en) * | 2015-08-13 | 2015-11-18 | 山东临沂烟草有限公司 | Tobacco curing vaporization furnace |
| CN105054274B (en) * | 2015-08-13 | 2017-01-04 | 山东临沂烟草有限公司 | Flue-cured tobacco gasification burner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20191107 |
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| CF01 | Termination of patent right due to non-payment of annual fee |