CN104833085A - Hot-blast stove - Google Patents
Hot-blast stove Download PDFInfo
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- CN104833085A CN104833085A CN201510224977.6A CN201510224977A CN104833085A CN 104833085 A CN104833085 A CN 104833085A CN 201510224977 A CN201510224977 A CN 201510224977A CN 104833085 A CN104833085 A CN 104833085A
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- dissipating cylinder
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Abstract
The invention discloses a hot-blast stove, wherein a first gas outlet and a gas inlet are formed in the top of a stove body; a plurality of through holes are formed in the bottom of the stove body; a second gas outlet is formed in the lower part of the side wall of the stove body; a stove head is arranged at the bottom in the stove body; a combustion cavity in the stove head is communicated with the outside by the through holes formed in the bottom of the stove body; a cooling structure is arranged in the stove body; a flue gas channel which is through up and down is arranged in the cooling structure; the top of the flue gas channel is communicated with the outside by the first gas outlet; the bottom of the flue gas channel is communicated with the combustion cavity of the stove head; a gas channel is formed between the cooling structure and the inner wall of the stove body; the gas inlet of the stove body is communicated with the second gas outlet by the gas channel. According to the hot-blast stove, a plurality of cylinder-shaped cooling units are sequentially connected, so that a heat exchange area is enlarged, the heat exchange of the flue gas in the flue gas channel and the gas in the gas channel is more sufficient, the heat exchange efficiency is greatly improved, and the whole maintenance of the hot-blast stove is conveniently carried out.
Description
Technical field
The present invention relates to hot-blast stove technical field, particularly relate to a kind of hot-blast stove.
Background technology
Hot-blast stove as thermal power machinery starts extensive use in late 1970s in China, and it has become the regeneration product of heat point source and conventional vapor power heat source in many industries.In fields such as food, pharmacy, heating, the drying for article generally adopts the drier passing into dry high-temperature hot air, and dry high temperature air produces primarily of hot-blast stove.The hot-blast stove of current use mainly comprises body of heater and boiler clothing, and due to reasons in structure, there is following defect: one, hot-blast stove efficiency is low, and energy dissipation is serious.Air heat exchange area outside body of heater is little, and heat exchanger effectiveness is low, increases cost and also easily causes air pollution.Its two, complex structure, processing performance is poor.Body of heater is difficult to disassemble assembling, and be not easy to maintenance and regular maintenance, the cigarette ash of precipitation cannot be cleared up, and affects service life.
Summary of the invention
For solving the technical problem existed in background technology, the present invention proposes a kind of hot-blast stove, and heat exchange area is large, and the thermal efficiency is high, is convenient to overall maintaining.
A kind of hot-blast stove that the present invention proposes, comprising: body of heater, burner, radiator structure;
Furnace interior is provided with heat exchange cavity, and body of heater top is provided with the first gas vent and gas access, and bottom of furnace body is provided with installing hole and multiple through hole, and sidewall of the furnace body bottom is provided with the second gas vent;
Burner is arranged in the installing hole of bottom of furnace body, and its part is positioned at heat exchange cavity, is provided with combustion chamber in burner, is provided with fuel gas inlet bottom combustion chamber, and combustion chamber is by through hole and ft connection;
Radiator structure is positioned at the heat exchange cavity of body of heater, radiator structure inside is provided with the exhaust gases passes run through up and down, exhaust gases passes top is by the first gas vent and ft connection, be communicated with the combustion chamber of burner bottom exhaust gases passes, form gas passage between radiator structure and inboard wall of furnace body, the gas access of body of heater is communicated with by gas passage with the second gas vent.
Preferably, radiator structure comprises multiple horizontally disposed tubular heat-sink unit, tubular heat-sink unit comprises outer heat-dissipating cylinder, interior heat-dissipating cylinder, first end plate, second end plate, it is inner that interior heat-dissipating cylinder is positioned at outer heat-dissipating cylinder, interior heat-dissipating cylinder, outer heat-dissipating cylinder, first end plate, back-shaped passage is formed between second end plate, first end plate and the second end plate lay respectively at outer heat-dissipating cylinder two ends, the first opening is provided with in the middle part of first end plate, the second opening is provided with in the middle part of second end plate, interior heat-dissipating cylinder internal cavity is communicated with gas passage with the second opening by the first opening, outer heat-dissipating cylinder top is provided with the 3rd opening and bottom is provided with the 4th opening, multiple tubular heat-sink unit vertically distributes, each tubular heat-sink unit and the tubular heat-sink unit above it are by the 3rd opening and the 4th open communication, make the back-shaped channel connection of adjacent two tubular heat-sink units.
Preferably, interior heat-dissipating cylinder is surrounded by four the first side plates connected successively, and its cross section is rhombus, and each first side plate is all in tilted layout.
Preferably, outer heat-dissipating cylinder is surrounded by four the second side plates connected successively, and its cross section is rhombus, and each second side plate is all in tilted layout.
Preferably, interior heat-dissipating cylinder and outer heat-dissipating cylinder coaxial.
Preferably, described back-shaped channel connection width is equal.
Preferably, the 3rd opening axially extends to the second end plate from the first end plate along outer heat-dissipating cylinder.
In the present invention, the hot-blast stove proposed, body of heater top is provided with the first gas vent and gas access, bottom of furnace body is provided with multiple through hole, sidewall of the furnace body bottom is provided with the second gas vent, burner is positioned at body of heater inner bottom part, combustion chamber in burner passes through through hole and the ft connection of bottom of furnace body, radiator structure is positioned at body of heater, radiator structure inside is provided with the exhaust gases passes run through up and down, exhaust gases passes top is by the first gas vent and ft connection, be communicated with the combustion chamber of burner bottom exhaust gases passes, gas passage is formed between radiator structure and inboard wall of furnace body, the gas access of body of heater is communicated with by gas passage with the second gas vent.By the hot-blast stove of above-mentioned optimal design, multiple tubular heat-sink unit connects successively, increases heat exchange area, makes the flue gas in exhaust gases passes and the air heat in gas passage exchange more abundant, substantially increase heat exchanger effectiveness, be convenient to the overall maintaining of hot-blast stove simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of hot-blast stove that the present invention proposes.
Fig. 2 is the structural representation of the radiator structure of the hot-blast stove of Fig. 1.
Fig. 3 is the schematic front view of the hot-blast stove of Fig. 1.
Detailed description of the invention
As shown in Figures 1 to 3, Fig. 1 is the structural representation of a kind of hot-blast stove that the present invention proposes, and Fig. 2 is the structural representation of the radiator structure of the hot-blast stove of Fig. 1, and Fig. 3 is the schematic front view of the hot-blast stove of Fig. 1.
With reference to Fig. 1, a kind of hot-blast stove that the present invention proposes, comprising: body of heater 1, radiator structure 2, burner 3;
Body of heater 1 inside is provided with heat exchange cavity, and body of heater 1 top is provided with the first gas vent and gas access, is provided with installing hole and multiple through hole bottom body of heater 1, and body of heater 1 lower sidewall is provided with the second gas vent;
Burner 3 is arranged in the installing hole bottom body of heater 1, and its part is positioned at heat exchange cavity, is provided with combustion chamber, is provided with fuel gas inlet bottom combustion chamber in burner 3, and combustion chamber is by through hole and ft connection.
As shown in Figure 2, radiator structure 2 is positioned at the heat exchange cavity of body of heater 1, gas passage is formed between radiator structure 2 and body of heater 1 inwall, the gas access of body of heater 1 is communicated with by gas passage with the second gas vent, radiator structure 2 comprises five horizontally disposed tubular heat-sink units, tubular heat-sink unit comprises outer heat-dissipating cylinder 21, interior heat-dissipating cylinder 22, first end plate 23, second end plate, it is inner that interior heat-dissipating cylinder 22 is positioned at outer heat-dissipating cylinder 21, interior heat-dissipating cylinder 22, outer heat-dissipating cylinder 21, first end plate 23, back-shaped passage is formed between second end plate, first end plate 23 and the second end plate lay respectively at outer heat-dissipating cylinder 21 two ends, the first opening is provided with in the middle part of first end plate 23, the second opening is provided with in the middle part of second end plate, interior heat-dissipating cylinder 22 internal cavity is communicated with gas passage with the second opening by the first opening, outer heat-dissipating cylinder 21 top is provided with the 3rd opening and bottom is provided with the 4th opening,
Five tubular heat-sink units vertically distribute from top to bottom, each tubular heat-sink unit and the tubular heat-sink unit above it are by the 3rd opening and the 4th open communication, make the back-shaped channel connection of adjacent two tubular heat-sink units, and back-shaped channel width is equal, thus form the exhaust gases passes run through up and down, exhaust gases passes top, by the first gas vent and ft connection, is communicated with the combustion chamber of burner 3 bottom exhaust gases passes.
With reference to Fig. 3, in the hot-blast stove course of work of the present embodiment, in burner 3, combustion gas is passed into by fuel gas inlet, light the combustion gas in burner, through hole bottom body of heater 1 provides oxygen for burning, the flue gas that burning produces heat is entered in the exhaust gases passes in radiator structure by bottom, roundabout the turning back of exhaust gases passes along back-shaped chi structure is upwards flowed, after hot flue gas fully contacts with the barrel of outer heat-dissipating cylinder 21 with the barrel of interior heat-dissipating cylinder 22, the flue gas containing pernicious gas is discharged from the outlet flue of body of heater upper end; Simultaneously, under the effect of air blast, cold air is from the gas access inflow gas passage at body of heater 1 top, then interior heat-dissipating cylinder 22 internal cavity is flowed transversely through, heat exchange is completed by the flue gas in outer heat-dissipating cylinder 21 and interior heat-dissipating cylinder 22 barrel and exhaust gases passes, then flow out, for follow-up drying room from the second gas vent.
In the present embodiment, the hot-blast stove proposed, body of heater top is provided with the first gas vent and gas access, bottom of furnace body is provided with multiple through hole, sidewall of the furnace body bottom is provided with the second gas vent, burner is positioned at body of heater inner bottom part, combustion chamber in burner passes through through hole and the ft connection of bottom of furnace body, radiator structure is positioned at body of heater, radiator structure inside is provided with the exhaust gases passes run through up and down, exhaust gases passes top is by the first gas vent and ft connection, be communicated with the combustion chamber of burner bottom exhaust gases passes, gas passage is formed between radiator structure and inboard wall of furnace body, the gas access of body of heater is communicated with by gas passage with the second gas vent.By the hot-blast stove of above-mentioned optimal design, multiple tubular heat-sink unit connects successively, increases heat exchange area, makes the flue gas in exhaust gases passes and the air heat in gas passage exchange more abundant, substantially increase heat exchanger effectiveness, be convenient to the overall maintaining of hot-blast stove simultaneously.
In a specific embodiment, the exhaust gases passes of radiator structure inside is made up of the back-shaped cavity of multiple series connection, greatly increases heat exchange area, improves heat exchanger effectiveness.
Interior heat-dissipating cylinder 22 is surrounded by four the first side plates connected successively, its cross section is rhombus, outer heat-dissipating cylinder 21 is surrounded by four the second side plates connected successively, its cross section is rhombus, interior heat-dissipating cylinder 22 and outer heat-dissipating cylinder 21 coaxial, channel width between interior heat-dissipating cylinder 22 and outer heat-dissipating cylinder 21 is even, and distribution rationally, improves heat utilization efficiency further.
The sidewall of the exhaust gases passes in radiator structure 2 is all in tilted layout, and makes solid impurity in flue gas along the landing of exhaust gases passes sidewall to channel bottom, and does not block exhaust gases passes.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (7)
1. a hot-blast stove, is characterized in that, comprising: body of heater (1), radiator structure (2), burner (3);
Body of heater (1) inside is provided with heat exchange cavity, body of heater (1) top is provided with the first gas vent and gas access, body of heater (1) bottom is provided with installing hole and multiple through hole, and body of heater (1) lower sidewall is provided with the second gas vent;
Burner (3) is arranged in the installing hole of body of heater (1) bottom, and its part is positioned at heat exchange cavity, and burner is provided with combustion chamber in (3), is provided with fuel gas inlet bottom combustion chamber, and combustion chamber is by through hole and ft connection;
Radiator structure (2) is positioned at the heat exchange cavity of body of heater (1), radiator structure (2) inside is provided with the exhaust gases passes run through up and down, exhaust gases passes top is by the first gas vent and ft connection, be communicated with the combustion chamber of burner (3) bottom exhaust gases passes, form gas passage between radiator structure (2) and body of heater (1) inwall, the gas access of body of heater (1) is communicated with by gas passage with the second gas vent.
2. hot-blast stove according to claim 1, it is characterized in that, radiator structure (2) comprises multiple horizontally disposed tubular heat-sink unit, tubular heat-sink unit comprises outer heat-dissipating cylinder (21), interior heat-dissipating cylinder (22), first end plate (23), second end plate, it is inner that interior heat-dissipating cylinder (22) is positioned at outer heat-dissipating cylinder (21), interior heat-dissipating cylinder (22), outer heat-dissipating cylinder (21), first end plate (23), back-shaped passage is formed between second end plate, first end plate (23) and the second end plate lay respectively at outer heat-dissipating cylinder (21) two ends, first end plate (23) middle part is provided with the first opening, the second opening is provided with in the middle part of second end plate, interior heat-dissipating cylinder (22) internal cavity is communicated with gas passage with the second opening by the first opening, outer heat-dissipating cylinder (21) top is provided with the 3rd opening and bottom is provided with the 4th opening, multiple tubular heat-sink unit vertically distributes, each tubular heat-sink unit and the tubular heat-sink unit above it are by the 3rd opening and the 4th open communication, make the back-shaped channel connection of adjacent two tubular heat-sink units.
3. hot-blast stove according to claim 2, is characterized in that, interior heat-dissipating cylinder (22) is surrounded by four the first side plates connected successively, and its cross section is rhombus, and each first side plate is all in tilted layout.
4. hot-blast stove according to claim 2, is characterized in that, outer heat-dissipating cylinder (21) is surrounded by four the second side plates connected successively, and its cross section is rhombus, and each second side plate is all in tilted layout.
5. the hot-blast stove according to claim 3 or 4, is characterized in that, interior heat-dissipating cylinder (22) and outer heat-dissipating cylinder (21) are coaxially.
6. hot-blast stove according to claim 2, is characterized in that, described back-shaped channel connection width is equal.
7. hot-blast stove according to claim 2, is characterized in that, the 3rd opening axially extends to the second end plate from the first end plate (23) along outer heat-dissipating cylinder (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510224977.6A CN104833085B (en) | 2015-05-05 | 2015-05-05 | A kind of hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510224977.6A CN104833085B (en) | 2015-05-05 | 2015-05-05 | A kind of hot-blast stove |
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| Publication Number | Publication Date |
|---|---|
| CN104833085A true CN104833085A (en) | 2015-08-12 |
| CN104833085B CN104833085B (en) | 2017-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510224977.6A Active CN104833085B (en) | 2015-05-05 | 2015-05-05 | A kind of hot-blast stove |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4171693A (en) * | 1977-03-24 | 1979-10-23 | Pearson Laverne E | Furnace |
| CN2068663U (en) * | 1990-05-03 | 1991-01-02 | 北京市热风炉制造厂 | Vertical hand reciprocatable coal-feeding hot blast boiler |
| CN2341077Y (en) * | 1998-09-18 | 1999-09-29 | 王兴道 | Air heating furnace using gas fuel |
| CN2505769Y (en) * | 2001-05-08 | 2002-08-14 | 周晓育 | Indirect heating hot-air furnace |
| CN2651659Y (en) * | 2003-10-30 | 2004-10-27 | 刘鸣九 | High-efficient coal firing hot-air furnaces |
| CN202253773U (en) * | 2011-09-07 | 2012-05-30 | 邓超 | Heating hot-blast stove |
| CN204705027U (en) * | 2015-05-05 | 2015-10-14 | 方旭 | A kind of hot-blast stove |
-
2015
- 2015-05-05 CN CN201510224977.6A patent/CN104833085B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4171693A (en) * | 1977-03-24 | 1979-10-23 | Pearson Laverne E | Furnace |
| CN2068663U (en) * | 1990-05-03 | 1991-01-02 | 北京市热风炉制造厂 | Vertical hand reciprocatable coal-feeding hot blast boiler |
| CN2341077Y (en) * | 1998-09-18 | 1999-09-29 | 王兴道 | Air heating furnace using gas fuel |
| CN2505769Y (en) * | 2001-05-08 | 2002-08-14 | 周晓育 | Indirect heating hot-air furnace |
| CN2651659Y (en) * | 2003-10-30 | 2004-10-27 | 刘鸣九 | High-efficient coal firing hot-air furnaces |
| CN202253773U (en) * | 2011-09-07 | 2012-05-30 | 邓超 | Heating hot-blast stove |
| CN204705027U (en) * | 2015-05-05 | 2015-10-14 | 方旭 | A kind of hot-blast stove |
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| Publication number | Publication date |
|---|---|
| CN104833085B (en) | 2017-09-22 |
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