CN202350303U - Energy-saving hot air boiler - Google Patents
Energy-saving hot air boiler Download PDFInfo
- Publication number
- CN202350303U CN202350303U CN2011204963594U CN201120496359U CN202350303U CN 202350303 U CN202350303 U CN 202350303U CN 2011204963594 U CN2011204963594 U CN 2011204963594U CN 201120496359 U CN201120496359 U CN 201120496359U CN 202350303 U CN202350303 U CN 202350303U
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- furnace body
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- static pressure
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Abstract
The utility model relates to an energy-saving hot air boiler, belonging to the technical field of boilers. The energy-saving hot air boiler comprises an external furnace body (1) and an internal furnace body (2), wherein the lower part of the external furnace body (1) is provided with a fuel adding opening (10), an ash outlet (3), an air conveying opening (4) and an air outlet (5); the lower part of the internal furnace body (2) is provided with an ash storage chamber, a static pressure air box (11), a fire grate (12) and a combustion hearth (13), which are communicated with the ash outlet (3); the furnace wall of the combustion hearth is provided with a plurality of small through holes (14) and the periphery of the outer surface of the furnace wall is completely covered by an air feeding cover (15); and a first hollow cavity interlayer (16), a second hollow cavity interlayer (19), a third hollow cavity interlayer (22) and a fourth hollow cavity interlayer (20) are formed by the external furnace body (1) and the internal furnace body (2). The energy-saving hot air boiler disclosed by the utility model has the advantages of reasonable structure, high heat transferring speed, high heat efficiency, obvious energy-saving effect and convenience in operation.
Description
Technical field
The utility model belongs to boiler, relates in particular to the energy-conservation hot air boiler of a kind of thermal efficiency height, environmental protection.
Background technology
In the prior art, the heating of rural area warmhouse booth, raising canopy, if adopt hot-water heating, mounting cost is high, often adopts the fire tube hot air boiler to warm oneself.This hot air boiler is simple in structure, and burning condition is poor, and boiler thermal output is low, and exhaust gas temperature is high, wastes energy, and the deashing amount is big, is unfavorable for promoting the use of.
In order to address the above problem; On July 30th, 2008; China utility model patent Granted publication CN 201093729Y discloses a kind of hot-blast stove, is included in the bottom and is provided with and fuels mouth, the body of heater of ash hole, upper of furnace body and be provided with the chimney interface, and body of heater thorax inherence is fueled and is provided with fire grate between mouth, the ash hole; Said body of heater is made up of shell and interior cover and is formed the cavity interlayer; Be provided with the some heating tubes that are uniformly distributed with along the axial inwall of interior cover, the heating tube two ends are fixedly connected with interior cover inwall respectively and communicate with the cavity interlayer, and sidewall of the furnace body is provided with the hot-blast outlet that is communicated with the cavity interlayer near the top.Be provided with the air outlet that is communicated with the cavity interlayer in corresponding fire grate position.This kind boiler causes fire box temperature low because low temperature return air directly gets into from burner hearth of the furnace body, and imperfect combustion CO gets into smoke exhaust pipe and burns once more, and exhaust gas temperature is high, and fuel economy is still lower.
The utility model content
The utility model improves to the problem that prior art exists, and provides a kind of rational in infrastructure, and heat transfer rate is fast, and the thermal efficiency is high, and energy-saving effect is remarkable, easy to operate energy-conservation hot air boiler.
The utility model adopts following technical scheme for realizing above-mentioned purpose: a kind of energy-conservation hot air boiler, comprise inside and outside body of heater, be provided with in the bottom of external furnace body fuel mouthful, ash hole, air outlet and air outlet; The external air blast of air outlet wherein, the external air-introduced machine of air outlet; Return air inlet is arranged at the top of external furnace body, and return air inlet takes back airduct; The top of external furnace body the chimney interface arranged; Dust Storage Room, static pressure bellows, fire grate and the burner hearth that is communicated with ash hole arranged at said inner furnace body bottom; Open a plurality of small through hole on the furnace wall of burner hearth, have a benefit fan housing to cover fully around the appearance of furnace wall; Above-mentioned static pressure bellows be one by multistage rectangular tube or rectangular bend, the end to end each other toroidal cavity body that forms, the outside portion of static pressure bellows is opened an air admission hole and is communicated with said air outlet, the top drilling of static pressure bellows communicates with said benefit fan housing bottom; The inside portion of static pressure bellows or bottom opening communicate with burner hearth from said fire grate bottom; Said external furnace body constitutes the first cavity interlayer with inner furnace body bottom appearance, static pressure bellows top and benefit fan housing appearance; The first cavity interlayer takes back the air port; Said inner furnace body top is the stove tube, and stove tube top connects the chimney interface; The inwall of stove tube is provided with the heating tube group that level is uniformly distributed with; Leaning on the air blast pusher side; Have by the inboard on external furnace body top, the second cavity interlayer that left outer wall and left horizontal baffle was separated out of stove tube, the 4th cavity interlayer that left outer wall and left horizontal baffle was separated out by the inboard on external furnace body top and top thereof, stove tube is arranged; The 4th cavity interlayer is communicated with return air inlet; Leaning on the air inducing pusher side, the 3rd cavity interlayer that right outer wall and right horizontal baffle was separated out by the inboard on external furnace body top and top thereof, stove tube is being arranged; Above-mentioned left horizontal baffle is arranged on the middle part of heating tube group left port, and the heating tube group is divided into two halves up and down; Above-mentioned right horizontal baffle is arranged on the bottom of heating tube group right output port, and the first cavity interlayer of heating tube group and below is isolated.
The used fuel of the utility model can be coal, living beings.
The course of work of the utility model is: ash hole is shut, mouthful fueled to burner hearth through fueling, ignite; Make fuel combustion, when normal combustion heats up, open air blast; Wind gets into the static pressure bellows from air blast; In the static pressure bellows, most of wind gets into burner hearth from the inside portion or the bottom opening of static pressure bellows through fire grate, and fuel is constantly burnt.Few part wind is realized mending wind through mending fan housing layering entering burner hearth from the top drilling of static pressure bellows, and imperfect combustion CO is fully burned.High-temperature flue gas after the burning rises to heating tube group district along the stove tube and carries out heat exchange; Flue-gas temperature is lowered, and the flue gas after the cooling is discharged through external chimney with the chimney interface at stove tube top.Meanwhile; The course of work of the hot-air system of the utility model is: under the effect of air-introduced machine; Return air gets into the 4th cavity interlayer through return air inlet, all presses through the buffering of the 4th cavity mezzanine space, and wind carries out the following current heat exchange through first heating tube group and becomes hot blast to enter into the 3rd cavity interlayer; Hot blast is all pressed through the buffering of the 3rd cavity mezzanine space again, and hot blast carries out countercurrent flow through second heating tube group again and improves wind-warm syndrome, enters into the 4th cavity interlayer again; Hot blast improves wind-warm syndrome around the radiant heat that inner furnace body bottom appearance continues to absorb burner hearth on one side in the 4th cavity mezzanine space, and the part hot blast adds again and vulcanizes fan housing simultaneously; At last, the high temperature wind in the 4th cavity mezzanine space is delivered to the heating of warmhouse booth or raising canopy through air-introduced machine and airduct.
The utility model is compared with prior art, and it is reasonable to have a compact conformation, and heat transfer rate is fast, and the thermal efficiency is high, reduces the deashing number of times, and is easy to operate, and characteristics such as long service life can satisfy the requirement that remote intensification or short distance heat up.The utility model is mainly tried out in purposes such as warmhouse booth, aquaculture, factory building, residential building, oven dry.Reduce expense 60% than hot water space heating boiler is installed, energy-conservation more than 40%, the air outlet temperature is at 60-190 ℃, and heating area is 100-1000 square metres.
Description of drawings
Fig. 1 is the application structure sketch map of the utility model;
Fig. 2 looks for the left side of Fig. 1 and cuts open sketch map.
In the accompanying drawing: 1 external furnace body; 2 inner furnace bodies; 3 ash holes; 4 air outlets; 5 air outlets; 6 air blasts; 7 air-introduced machines; 8 return air inlets; 9 chimney interfaces; 10 fuel mouth; 11 static pressure bellows; 12 fire grates; 13 burner hearths; 14 small through hole; 15 mend fan housing; 16 first cavity interlayers; 17 heating tube groups; 18 left horizontal baffles; 19 second cavity interlayers; 20 the 4th cavity interlayers; 21 right horizontal baffles; 22 the 3rd cavity interlayers.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is done detailed explanation.
With reference to accompanying drawing 1-2, a kind of energy-conservation hot air boiler comprises external furnace body 1 and inner furnace body 2, is provided with in the bottom of external furnace body 1 and fuels mouthfuls 10, ash hole 3, air outlet 4 and air outlet 5; Air outlet 4 external air blasts 6 wherein, air outlet 5 external air-introduced machines 7; Return air inlet 8 is arranged at the top of external furnace body 1, and return air inlet 8 takes back airduct; The top of external furnace body 1 chimney interface 9 arranged; Dust Storage Room, static pressure bellows 11, fire grate 12 and the burner hearth 13 that is communicated with ash hole 3 arranged at said inner furnace body 2 bottoms; Open a plurality of small through hole 14 on the furnace wall of burner hearth, have a benefit fan housing 15 to cover fully around the appearance of furnace wall; Above-mentioned static pressure bellows 11 be one by multistage rectangular tube or rectangular bend; The end to end each other toroidal cavity body that forms; The outside portion of static pressure bellows 11 is opened an air admission hole and is communicated with said air outlet 4, and the top drilling of static pressure bellows 11 communicates with said benefit fan housing 15 bottoms; The inside portion of static pressure bellows 11 or bottom opening communicate with burner hearth 13 from said fire grate 12 bottoms; Said external furnace body 1 constitutes the first cavity interlayer 16 with inner furnace body 2 bottom appearances, static pressure bellows 11 tops and benefit fan housing 15 appearances; The first cavity interlayer 16 takes back air port 8; Said inner furnace body 2 tops are stove tubes, and stove tube top connects chimney interface 9; The inwall of stove tube is provided with the heating tube group 17 that level is uniformly distributed with; Leaning on air blast 6 sides; Have by the inboard on external furnace body top, the left outer wall of stove tube and the second cavity interlayer 19 that left horizontal baffle 18 is separated out, inboard and top, the left outer wall of stove tube and the 4th cavity interlayer 20 that left horizontal baffle 18 is separated out by external furnace body top are arranged; The 4th cavity interlayer 20 is communicated with return air inlet 8; Leaning on air-introduced machine 7 sides, inboard and top, the right outer wall of stove tube and the 3rd cavity interlayer 22 that right horizontal baffle 21 is separated out by external furnace body top are arranged; Above-mentioned left horizontal baffle 18 is arranged on the middle part of heating tube group 17 left port, and heating tube group 17 is divided into two halves up and down; Above-mentioned right horizontal baffle 21 is arranged on the bottom of heating tube group 17 right output port, and heating tube group 17 and the first cavity interlayer 16 of below are isolated.
Claims (1)
1. an energy-conservation hot air boiler comprises external furnace body (1) and inner furnace body (2), is provided with to fuel mouthful (10), an ash hole (3) air outlet (4) and air outlet (5) in the bottom of external furnace body (1); The external air blast of air outlet (4) (6) wherein, the external air-introduced machine of air outlet (5) (7); Return air inlet (8) is arranged at the top of external furnace body (1), and return air inlet (8) takes back airduct; The top of external furnace body (1) chimney interface (9) arranged; It is characterized in that: Dust Storage Room, static pressure bellows (11), fire grate (12) and the burner hearth (13) of connection ash hole (3) arranged at said inner furnace body (2) bottom; Open a plurality of small through hole (14) on the furnace wall of burner hearth, have a benefit fan housing (15) to cover fully around the appearance of furnace wall; Above-mentioned static pressure bellows (11) be one by multistage rectangular tube or rectangular bend; The end to end each other toroidal cavity body that forms; The outside portion of static pressure bellows (11) is opened an air admission hole and is communicated with said air outlet (4), and the top drilling of static pressure bellows (11) communicates with said benefit fan housing (15) bottom; The inside portion of static pressure bellows (11) or bottom opening communicate with burner hearth (13) from said fire grate (12) bottom; Said external furnace body (1) constitutes the first cavity interlayer (16) with inner furnace body (2) bottom appearance, static pressure bellows (11) top and benefit fan housing (15) appearance; The first cavity interlayer (16) takes back air port (8); Said inner furnace body (2) top is the stove tube, and stove tube top connects chimney interface (9); The inwall of stove tube is provided with the heating tube group (17) that level is uniformly distributed with; Leaning on air blast (6) side; Have by the inboard on external furnace body top, the left outer wall of stove tube and the second cavity interlayer (19) that left horizontal baffle (18) is separated out, inboard and top, the left outer wall of stove tube and the 4th cavity interlayer (20) that left horizontal baffle (18) is separated out by external furnace body top are arranged; The 4th cavity interlayer (20) is communicated with return air inlet (8); Leaning on air-introduced machine (7) side, inboard and top, the right outer wall of stove tube and the 3rd cavity interlayer (22) that right horizontal baffle (21) is separated out by external furnace body top are arranged; Above-mentioned left horizontal baffle (18) is arranged on the middle part of heating tube group (17) left port, and heating tube group (17) is divided into two halves up and down; Above-mentioned right horizontal baffle (21) is arranged on the bottom of heating tube group (17) right output port, and heating tube group (17) and the first cavity interlayer (16) of below are isolated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204963594U CN202350303U (en) | 2011-12-04 | 2011-12-04 | Energy-saving hot air boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204963594U CN202350303U (en) | 2011-12-04 | 2011-12-04 | Energy-saving hot air boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202350303U true CN202350303U (en) | 2012-07-25 |
Family
ID=46539305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204963594U Withdrawn - After Issue CN202350303U (en) | 2011-12-04 | 2011-12-04 | Energy-saving hot air boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202350303U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393070A (en) * | 2011-12-04 | 2012-03-28 | 郴州自然人热能设备有限公司 | Energy-saving hot-air boiler |
| CN106642675A (en) * | 2017-02-27 | 2017-05-10 | 中南大学 | Reverse burning tunnel furnace for intensive flue-cured tobacco |
| CN107314365A (en) * | 2017-06-28 | 2017-11-03 | 广西德金烘干设备有限公司 | Energy-saving free of smoke burning stove |
| CN112797427A (en) * | 2020-12-31 | 2021-05-14 | 烟台炉旺节能科技有限公司 | Heat converter |
| CN112879897A (en) * | 2020-12-31 | 2021-06-01 | 烟台炉旺节能科技有限公司 | Novel wood-burning particle furnace |
-
2011
- 2011-12-04 CN CN2011204963594U patent/CN202350303U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102393070A (en) * | 2011-12-04 | 2012-03-28 | 郴州自然人热能设备有限公司 | Energy-saving hot-air boiler |
| CN106642675A (en) * | 2017-02-27 | 2017-05-10 | 中南大学 | Reverse burning tunnel furnace for intensive flue-cured tobacco |
| CN106642675B (en) * | 2017-02-27 | 2022-07-19 | 中南大学 | Reverse burning tunnel furnace for intensive flue-cured tobacco |
| CN107314365A (en) * | 2017-06-28 | 2017-11-03 | 广西德金烘干设备有限公司 | Energy-saving free of smoke burning stove |
| CN112797427A (en) * | 2020-12-31 | 2021-05-14 | 烟台炉旺节能科技有限公司 | Heat converter |
| CN112879897A (en) * | 2020-12-31 | 2021-06-01 | 烟台炉旺节能科技有限公司 | Novel wood-burning particle furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120725 Effective date of abandoning: 20130515 |
|
| RGAV | Abandon patent right to avoid regrant |