CN203464815U - Counter-current multistage rotary heat pipe hot blast stove - Google Patents
Counter-current multistage rotary heat pipe hot blast stove Download PDFInfo
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- CN203464815U CN203464815U CN201320475105.3U CN201320475105U CN203464815U CN 203464815 U CN203464815 U CN 203464815U CN 201320475105 U CN201320475105 U CN 201320475105U CN 203464815 U CN203464815 U CN 203464815U
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Abstract
The utility model discloses a counter-current multistage rotary heat pipe hot blast stove, which comprises a cold air inlet, a hot air outlet, a high temperature flue gas inlet, a flue gas outlet, a drive device, a roller device, a thermal insulation cover and a heat exchange tube, wherein the multistage heat exchange tube consists of at least a rotating heat exchange tube and more than one static heat exchange tube, the rotating heat exchange tubes and the static heat exchange tubes are connected in series through flue gas channels to form a multistage heat exchange system, cold air exchanges heat with hot flue gas step by step, increases heat exchange process and time, the rotating hot air tube enables heated air to form turbulent flow when the heated air flows through a heat pipe, further prolongs heat exchange process and time, enables heat exchange to be sufficient, improves efficiency of heat exchange, reduces loss of heat energy, and reduces energy consumption. The counter-current multistage rotary heat pipe hot blast stove is simple in structure, low in cost and convenient to popularize and apply.
Description
Technical field
The utility model relates to a kind of air-heater, specifically, is a kind of adverse current Multi-stage rotary heat pipe hot-blast stove.
Background technology
Hot-blast stove is widely used in the equipment such as oven dry or heating in China as a kind of thermal power machinery, and hot-blast stove is generally divided into direct-type hot-blast stove and indirect hot air stove, direct-type hot-blast stove is exactly the hot flue gas that utilizes fuel directly to burn and form, after certain purified treatment, directly contact heating, drying material with material, the hot flue gas that this hot-blast stove has directly utilized burning to form, material is dried or is dried, compare with indirect hot air stove, without exchanging through second heat, therefore, thermal efficiency ratio indirect hot air stove is high, but because flue dust impurity in the hot flue gas of burning formation is more, it is not suitable with for the higher oven dry of product quality requirement, indirect hot air stove is mainly used in the material that is dried and does not allow contaminated or be applied to the dry of heat sensitive material that temperature is lower, as food, medicine, the product that fine chemical product and synthetic resin and some high-purities require etc., this indirect hot air stove, be by high-temperature flue gas, steams etc. are made carrier, heat exchanger by various ways adds hot-air, make air reach the temperature of baking needed, then with hot-air, material is dried, hence one can see that, the effect of indirect hot air stove depends on the heat exchange effect of heat exchanger, theoretically, heat exchange area is larger, heat exchanger time is longer, heat exchanger effectiveness is just higher, the thermal efficiency of hot-blast stove and energy-saving effect are just better, at present, indirect hot air stove adopts tubing heat exchanger more, it is Hot Blast Furnace With Heat Pipes, existing Hot Blast Furnace With Heat Pipes, the heat pipe no matter being arranged in parallel or the heat pipe of other arranged in form, all static type designs, its heat pipe design is above burner hearth, and heat pipe is densely distributed, space is relatively little, it is too smooth and easy when cold wind is flowed through heat pipe, there is no flow-disturbing, make the flow process of heat exchange short, time is few, heat exchange is insufficient, flue duct heat pipe energy runs off large, exhaust opening exit gas temperature is high, so, the ubiquity thermal efficiency is low, energy consumption is high, the problem that energy waste is serious.
Summary of the invention
The purpose of this utility model is the problem existing for existing Hot Blast Furnace With Heat Pipes, designed a kind of adverse current Multi-stage rotary heat pipe hot-blast stove, while making cold wind flow through heat pipe, produce flow-disturbing, adopt Multi-stage heat exchanged form simultaneously, the flow process and the time that increase heat exchange, make the heat exchange fully of cold wind and heat pipe, improves heat exchanger effectiveness, reduce heat-energy losses, reduce energy consumption.
The purpose of this utility model is realized by following technical scheme: a kind of adverse current Multi-stage rotary heat pipe hot-blast stove, comprise that inlet of cold air, hot air outlet, high-temperature flue gas import, exhanst gas outlet, transmission device, riding wheel apparatus and Multi-stage heat switching cylinder form, and is characterized in that: said heat exchange cylinder is combined by least one rotation heat exchange cylinder and one and above static heat switching cylinder; Said rotation heat exchange cylinder by the flange at a stationary cylinder and some heat-exchange tubes, two ends, lead smoke pipe and form, said heat-exchange tube is arranged in stationary cylinder, and be distributed in the hole of flange at two ends, leading smoke pipe is round platform tubular construction, leading smoke pipe stub end is fixed on flange, and be communicated with heat-exchange tube, leading smoke pipe microcephaly two ends arranged outside has riding wheel apparatus and a side to be provided with transmission device, can make to rotate heat exchange cylinder and rotate in stationary cylinder; Said static heat switching cylinder is in one, to establish the cylinder of some heat-exchange tubes, and cylinder both sides are provided with flange, and heat-exchange tube is distributed in flange hole; Exhaust gases passes will rotate heat exchange cylinder and the series connection of static heat switching cylinder successively, form Multi-stage heat exchange system; Inlet of cold air and flue gas discharge opening are arranged on the end of last static heat switching cylinder, and are respectively equipped with air blast and smoke extractor; Hot air outlet is arranged on the stationary cylinder of rotation heat exchange cylinder near one end of high-temperature flue gas import; Between rotation heat exchange cylinder and static heat switching cylinder, be provided with air duct, and make air-flow direction and flow of flue gas opposite direction.
Compare with original technology, a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove, owing to having adopted Multi-stage heat switching cylinder, cold air carries out heat exchange with hot flue gas step by step, increases flow process and the time of heat exchange, rotation thermal chimney forms flow-disturbing while making heated air flow through heat pipe, further extend flow process and the time of heat exchange, make heat exchange more abundant, improved heat exchanger effectiveness, reduce heat-energy losses, reduce energy consumption.
Accompanying drawing explanation
Fig. 1 is a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove structural representation.
Fig. 2 is that a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove A-A is to cutaway view.
Fig. 3 is the another kind of structural representation of a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove.
In Fig. 1, Fig. 2, Fig. 3: 1, static heat switching cylinder, 2, inlet of cold air, 3, flue gas discharge opening, 4, exhaust gases passes, 5, support roller, 6, transmission mechanism, 7, rotation heat exchange cylinder, 8, heat-exchange tube, 9, stationary cylinder, 10, hot air outlet, 11, flange, 12, lead smoke pipe, 13, high-temperature flue gas import, 14, air duct.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
A kind of adverse current Multi-stage rotary of the utility model shown in Fig. 1, Fig. 2 heat pipe hot-blast stove, comprise that inlet of cold air 2, flue gas discharge opening 3, hot air outlet 10, transmission device 6, riding wheel apparatus 5, stay-warm case 15 and Multi-stage heat switching cylinder form, said Multi-stage heat switching cylinder is combined according to L-type structural arrangement by a rotation heat exchange cylinder 7 and two static heat switching cylinders 1, is laterally fixed in the bracing frame at two ends; Said rotation heat exchange cylinder 7 by the flange 11 at the above rotatable heat-exchange tube 8 of a stationary cylinder 9 and 9, two ends, lead smoke pipe 12 and form, rotatable heat-exchange tube 8 is arranged in stationary cylinder 9, and be in the hole of the radial flange 11 that is distributed on two ends, lead smoke pipe 12 for round platform tubular construction, leading smoke pipe stub end is fixed on flange 11, and be communicated with heat-exchange tube 8, led smoke pipe 12 two ends arranged outside support roller 5 and transmission device 6, can make to rotate heat exchange cylinder 7 and rotate in stationary cylinder 9; Static heat switching cylinder 1 is oval cartridge type, and both sides are provided with flange 11, inside establishes 9 above heat-exchange tubes 8, and heat-exchange tube 8 is distributed in the hole of flange 11; Exhaust gases passes 4 will rotate heat exchange cylinder 7 and 1 series connection of static heat switching cylinder successively, form Multi-stage heat exchange system; Inlet of cold air 2 and flue gas discharge opening 3 are arranged on the end of last static heat switching cylinder 1, and are respectively equipped with air blast and smoke extractor (not shown); Hot air outlet 10 is arranged on the stationary cylinder 9 of rotation heat exchange cylinder 7 near one end of high-temperature flue gas import 13; Between rotation heat exchange cylinder 7 and static heat switching cylinder 1, be provided with air duct 14, its setting can make air-flow direction and flow of flue gas opposite direction; At whole hot-blast stove, a stay-warm case is set outward, to reduce dissipation of heat and dust.
According to the actual needs, a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove, can arrange 1 rotation heat exchange cylinder 7 and 3-4 static heat switching cylinders 1 and be arranged in a combination; 2 rotation heat exchange cylinders 7 and 2-4 static heat switching cylinders 1 can also be set to be arranged in a combination.
In order further to increase heat exchange area and time, can fin be in axial direction set on heat-exchange tube 8 surfaces, simultaneously at the interior wind deflector that arranges of static heat switching cylinder 1, make the mobile formation convolution of air in static heat switching cylinder 1 is interior.
Shown in Fig. 3 is the embodiment of the another kind of version of a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove, and the Multi-stage heat switching cylinder of the present embodiment is only combined by a rotation heat exchange cylinder 7 and 2 to 4 static heat switching cylinders 1; Said static heat switching cylinder 1 is the different long cylinder of diameter, and the long cylinder that diameter is little is enclosed within outside the stationary cylinder 9 of rotation heat exchange cylinder 7, and the long cylinder that diameter is large is enclosed within outside the long cylinder that diameter is little; Between long cylinder and stationary cylinder 9 and big or small long cylinder, be provided with several heat-exchange tubes 8, both sides are provided with flange 11, and heat-exchange tube 8 is distributed in flange 11 holes; Exhaust gases passes 4 will rotate heat exchange cylinder 7 and 1 series connection of static heat switching cylinder successively, form Multi-stage heat exchange system from inside to outside; Inlet of cold air 2 and flue gas discharge opening 3 are arranged on the end of a static heat switching cylinder 1 of outermost, and are respectively equipped with air blast and smoke extractor; Hot air outlet 10 is arranged on the stationary cylinder 9 of rotation heat exchange cylinder 7 near one end of high-temperature flue gas import 13; Between rotation heat exchange cylinder 7 and static heat switching cylinder 1, be provided with air duct, and make air-flow direction and flow of flue gas opposite direction.
In sum, adopt a kind of adverse current Multi-stage rotary of the utility model heat pipe hot-blast stove, owing to being provided with rotation heat exchange cylinder 7 and multistage static heat switching cylinder 1, while making heated air flow through rotation heat exchange cylinder 7 heat-exchange tube 8, form flow-disturbing, strengthened heat exchange, heat exchange process and time have been extended, heated air is when one by one by Multi-stage heat switching cylinder, existing flowing along heat-exchange tube 8 axial directions, there is again convolution to flow, heat exchange is more abundant, heated gradually, temperature progressively improves, finally in the one end near high-temperature flue gas import 13, discharge, maximally utilised heat energy, there is the thermal efficiency high, the advantage that heat-energy losses is few, and simple in structure, cost is low, easy to utilize.
It needs to be noted, above-mentioned drawings and embodiments only limit to describe embodiment, but the utility model is confined to aforesaid way incessantly, therefore and those skilled in the art can modify easily accordingly within not departing from scope of the present utility model, scope of the present utility model should comprise principle that the utility model discloses and the maximum magnitude of new feature.
Claims (9)
1. an adverse current Multi-stage rotary heat pipe hot-blast stove, comprise that inlet of cold air (2), hot air outlet (10), high-temperature flue gas import (13), flue gas discharge opening (3), transmission device (6), riding wheel apparatus (5), stay-warm case (15) and Multi-stage heat switching cylinder form, and is characterized in that: said Multi-stage heat switching cylinder is combined by least one rotation heat exchange cylinder (7) and one and above static heat switching cylinder (1), said rotation heat exchange cylinder (7) is by a stationary cylinder (9) and some heat-exchange tubes (8), the flange at two ends (11), leading smoke pipe (12) forms, said heat-exchange tube (8) is arranged in stationary cylinder (9), and be distributed in the hole of flange (11) at two ends, leading smoke pipe (12) is round platform tubular construction, leading smoke pipe (12) stub end is fixed on flange (11), and be communicated with heat-exchange tube (8), leading smoke pipe (12) microcephaly two ends arranged outside has riding wheel apparatus (5) and a side to be provided with transmission device (6), can make to rotate heat exchange cylinder (7) rotates in stationary cylinder (9), said static heat switching cylinder (1) is in one, to establish the cylinder of some heat-exchange tubes (8), and cylinder both sides are provided with flange (11), and heat-exchange tube (8) is distributed in flange (11) hole, exhaust gases passes (4) will rotate heat exchange cylinder (7) and static heat switching cylinder (1) series connection successively, form Multi-stage heat exchange system, inlet of cold air (2) and flue gas discharge opening (3) are arranged on the end of last static heat switching cylinder (1), hot air outlet (10) is arranged on the stationary cylinder (9) of rotation heat exchange cylinder (7) near one end of high-temperature flue gas import (13), between rotation heat exchange cylinder (7) and static heat switching cylinder (1), be provided with air duct (14), and make air-flow direction and flow of flue gas opposite direction.
2. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: said Multi-stage heat switching cylinder is combined according to L-type structural arrangement by a rotation heat exchange cylinder (7) and two static heat switching cylinders (1).
3. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: said Multi-stage heat switching cylinder can be arranged in a combination by 1 rotation heat exchange cylinder (7) and 3-4 static heat switching cylinders (1).
4. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: said Multi-stage heat switching cylinder can also be arranged in a combination by 2 rotation heat exchange cylinders (7) and 2-4 static heat switching cylinders (1).
5. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: can fin be in axial direction set on heat-exchange tube (8) surface.
6. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: in static heat switching cylinder (1), wind deflector is set, makes the mobile formation convolution of air in static heat switching cylinder 1 is interior.
7. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: said static heat switching cylinder (1) is the different long cylinder of diameter, the long cylinder that diameter is little is enclosed within outside the stationary cylinder (9) of rotation heat exchange cylinder (7), and the long cylinder that diameter is large is enclosed within outside the long cylinder that diameter is little; Between long cylinder and stationary cylinder (9) and big or small long cylinder, be provided with several heat-exchange tubes (8), both sides are provided with flange (11), and heat-exchange tube (8) is distributed in flange (11) hole; Exhaust gases passes (4) will rotate heat exchange cylinder (7) and static heat exchange (1) series connection successively, form Multi-stage heat exchange system from inside to outside.
8. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 7, it is characterized in that: said static heat switching cylinder (1) is combined by 2 to 4 the different long cylinders of diameter.
9. according to the said a kind of adverse current Multi-stage rotary heat pipe hot-blast stove of claim 1, it is characterized in that: at whole hot-blast stove, a stay-warm case is set outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320475105.3U CN203464815U (en) | 2013-08-06 | 2013-08-06 | Counter-current multistage rotary heat pipe hot blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320475105.3U CN203464815U (en) | 2013-08-06 | 2013-08-06 | Counter-current multistage rotary heat pipe hot blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203464815U true CN203464815U (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320475105.3U Withdrawn - After Issue CN203464815U (en) | 2013-08-06 | 2013-08-06 | Counter-current multistage rotary heat pipe hot blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203464815U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398608A (en) * | 2013-08-06 | 2013-11-20 | 浙江九兴节能科技有限公司 | Countercurrent multistage rotating heat pipe hot blast stove |
| CN112902714A (en) * | 2021-02-05 | 2021-06-04 | 南通大学 | Rotary drum type liquid-liquid heat exchanger |
-
2013
- 2013-08-06 CN CN201320475105.3U patent/CN203464815U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398608A (en) * | 2013-08-06 | 2013-11-20 | 浙江九兴节能科技有限公司 | Countercurrent multistage rotating heat pipe hot blast stove |
| CN103398608B (en) * | 2013-08-06 | 2014-12-31 | 浙江九兴节能科技有限公司 | Countercurrent multistage rotating heat pipe hot blast stove |
| CN112902714A (en) * | 2021-02-05 | 2021-06-04 | 南通大学 | Rotary drum type liquid-liquid heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20141231 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20141231 |
|
| RGAV | Abandon patent right to avoid regrant |