CN200970707Y - Fuel oil and gas longitudinally-arranged radiation jet flow heat pipe hot-blast stove - Google Patents
Fuel oil and gas longitudinally-arranged radiation jet flow heat pipe hot-blast stove Download PDFInfo
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- CN200970707Y CN200970707Y CN 200620134442 CN200620134442U CN200970707Y CN 200970707 Y CN200970707 Y CN 200970707Y CN 200620134442 CN200620134442 CN 200620134442 CN 200620134442 U CN200620134442 U CN 200620134442U CN 200970707 Y CN200970707 Y CN 200970707Y
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- heat
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- air
- heat pipe
- flue
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- 230000005855 radiation Effects 0.000 title claims abstract description 28
- 239000000295 fuel oil Substances 0.000 title description 3
- 239000002737 fuel gas Substances 0.000 title 1
- 238000005507 spraying Methods 0.000 claims abstract description 30
- 238000010304 firing Methods 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 206010020843 Hyperthermia Diseases 0.000 claims description 2
- 239000010425 asbestos Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 230000036031 hyperthermia Effects 0.000 claims description 2
- 229910052895 riebeckite Inorganic materials 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims 3
- 230000008676 import Effects 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 238000009834 vaporization Methods 0.000 abstract description 3
- 230000008016 vaporization Effects 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000009833 condensation Methods 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 abstract description 2
- 230000003116 impacting effect Effects 0.000 abstract description 2
- 238000009991 scouring Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 6
- 239000007921 spray Substances 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The hot-blast stove with oil and gas combustion and longitudinal radiation jet heat pipe is one heat pipe heat exchanger and one radiation jet impact heat exchanger combined serially with inclined fire channel. Flame gas of a longitudinally-arranged combustion hearth enters a U-shaped flue at the lower part of a tube plate of a heat pipe exchanger through an inclined flame path, a heat pipe heat absorption section in the heating flue absorbs latent heat of vaporization, the heat pipe is subjected to vacuum phase change to a heat pipe fin heat release section in a hot air generation chamber, latent heat of condensation is released under the air flow scouring of an air inlet and return port fan to rapidly heat air, the hot air heated by the flue and fins in a lower air flue is mixed into hot air at the temperature of 200-plus-300 ℃ in a heating cylinder, the hot air enters a wind collecting cylinder at the front end cover of the hearth, the hot air enters the hearth wind collecting cylinder step by step after impacting the front end cover through spraying hole spraying jet streams of a front spraying plate and then impacts the outer wall of the hearth through spraying hole jet streams of a vertical plate and the spraying hole jet stream of the spraying cylinder step by step, the air is heated.
Description
Technical field:
The utility model relates to the heat power supply device for preparing hot-air, it needing to be widely used in hot-air heated technology occasion: drying of wood moulding, the shaping and drying of textile dyeing and finishing industry, the vulcanization of rubber, chemical industry polymerization concentration and evaporation, the baking-curing of coating process, oil field oil (gas) collection is failed heating of coil pipe, the heat drying of building materials building ...
Background technology:
The hot-blast stove of existing preparation hot-air has or not pipe box cartridge type, shell and tube and Hot Blast Furnace With Heat Pipes, the first two kind is the gas-gas heat convection of metallic plate, pipe sensible heat, because gas-gas coefficient of heat transfer is low, heat exchange efficiency is low, hearth wall surface temperature height, influence the service life and the safety of hot-blast stove, improve the thermal efficiency, metal consumption is big, simultaneously because thermal (temperature difference) stress is inconsistent, cause tube sheet cracking, the flue gas string has accident to take place when mixing.
00202400.4) and fuel oil (gas) heat pipe hot-blast warming stove (patent No.: 02242161.0) adopt heat-tube vacuum phase transformation superconduction to conduct heat Chinese patent fuel oil (gas) heat pipe hot-blast stove (patent No.:, overcome the first two and planted the defective of hot-blast stove, the thermal efficiency can reach about 85%, but there is the former big burner hearth adiabatic combustion, latter's burner hearth flue all is arranged on the air that flow in the air channel and washes away heat convection down, all exist the hyperthermia radiation heat energy utilization of burner hearth not enough, the problem that hot blast temperature is not really high.
The utility model content:
The purpose of this utility model is a kind of technical deficiency that overcomes above-mentioned multiple hot-blast stove existence of design, give full play to the efficient advantage of the heat exchange of heat pipe phase transition of vacuum superconduction heat exchange that has heat pipe hot-blast stove now and the alliance between giants that the radiation jet heat exchanger is installed at high-temperature burner hearth, develop a kind of novel, efficient, radiation of high temperature jet flow hot pipe air heating furnace, to remedy the blank of high temperature hot-blast furnace in 200-600 ℃.
The technical solution of the utility model: the utility model is put the radiation of burner hearth efflux heat-exchanger by heat exchange of heat pipe with placing to indulge, by the new and effective high-temperature heat pipe hot-blast stove of oblique fire channel tandem compound all-in-one-piece of burner hearth bottom side.
It is the hot-air generation chamber that heat exchange of heat pipe described in the utility model is divided into top by tube sheet, lower front side is with the flue of oblique fire channel interface assembly welding, heat pipe is climbed root sealing edge with two asbestos of taper snap ring and is enclosed within the tube sheet fork round, be welded with strip fin at the flue outer wall, place the lower air duct below the tube sheet, the hot-air generation chamber by the hot blast of heat pipe heating with the heating of lower air duct flue fin hot blast be mixed into cartridge heater at oblique fire channel and enter the remittance air duct until drive end bearing bracket, implement the radiation jet heat exchange.
Described in the utility model indulging put the radiation of burner hearth efflux heat-exchanger by stack shell and drive end bearing bracket, the bottom burner hearth has the oblique fire channel with the flue series connection, the same burner hearth of oblique fire channel, flue sealing assembly welding, on drive end bearing bracket, there is burner to take over, one determining deviation place is provided with preceding jet tray at the distance drive end bearing bracket, before the jet tray diameter ditto converge the air duct external diameter and equate, with its seal welding, the uniform spray-hole of scope that on preceding jet tray, equates with the drive end bearing bracket external diameter, outside oblique fire channel and burner hearth, there be concentric interior that certain interval respectively arranged to be spraying canister, in for converging air duct, be outward cartridge heater, spraying canister is separated by multistage Z type spraying canister riser with the remittance air duct; Entering behind the cartridge heater through drive end bearing bracket by the heat exchange of heat pipe heated hot air heated enters drive end bearing bracket and converges air duct, after jet tray spray orifice jet flow is impacted the heat exchange of drive end bearing bracket outer wall in the past, enter burner hearth remittance air duct step by step, impact the hearth outer wall radiation heat transfer through spraying canister plate spray orifice step by step, receive by the hot-blast outlet pipe connecting flange of oblique fire channel one side at last and use the hot-air occasion.
The utility model compared with prior art has following technique effect:
1, this furnace structure advanced person, rationally distributed, in oblique fire channel and burner hearth high-temperature region, adopt air jet to impact burner hearth and the heat exchange of oblique fire channel outer wall, reduced the boundary-layer of oblique fire channel and the heat exchange of burner hearth outer surface greatly, reduced heat transfer resistance, improved heat transfer intensity, heat exchange efficiency height, the hot air temperature height of preparation; Adopt the heat exchange of heat pipe of different heat pipe combinations at the flue of senior middle school's low temperature flue gas heat exchange, heat-tube vacuum phase transformation superconduction heat exchange, heat exchange efficiency height, exhaust gas temperature are low, safe and reliable, simultaneously be welded with radiating fin at the flue outer wall, with placing lower air duct, thermal source makes full use of, and whole the radiation jet flow hot pipe air heating furnace thermal efficiency reaches 90%, and the highest hot blast temperature can reach 500-600 ℃.
2, oblique fire channel and radiation of burner hearth efflux heat-exchanger are designed to four concentric gardens, outer is cartridge heater, in for converging air duct, interior is spraying canister, in be burner hearth, adding hot-air compiles by uniform spray orifice jet flow on the spraying canister riser and impacts burner hearth and oblique fire channel and the heat exchange of drive end bearing bracket outer wall by converging air duct step by step after the cartridge heater heat absorption, every grade is converged air duct and spraying canister and is separated by Z-shaped ring aerofoil, ring aerofoil riser promptly is the spraying canister plate, adopt multistage radiation jet impingement heat transfer can reduce the influence that jet flow is impacted cross-current, guarantee the radiation jet heat transfer intensity; Remittance air duct, spraying canister can be several, and certain distance is arranged between each, form a plurality of remittance air ducts and spraying canister from front to back, and all shut with annular slab each spraying canister upper end and remittance air duct lower end, and the outlet of a last spraying canister communicates with the inlet of next remittance air duct.
3, burner hearth adopts with the essentially identical high-temperature steel structure of burner flame diameter, improves radiation of burner hearth heat exchange temperature and heat transfer intensity, and radiation spray hot blast temperature is than prior art hot air furnace hot air outlet temperature more than high 200-300 ℃.
4, vertical radiation jet heat pipe heat hot-blast stove structural configuration is flexible, and oblique fire channel can be oblique changes the U type flue on interchanger left side or right side in heat pipe, also can indulge and put in the whole flue of heat pipe exchanger bottom.
Description of drawings:
The master that Fig. 1 implements for the utility model looks cutaway view.
Fig. 2 implements vertical view cutaway drawing for the utility model.
The specific embodiment:
Referring to Fig. 1, Fig. 2, the utility model implement to mainly contain: burner 1, and burner takes over 2, burner hearth 3, drive end bearing bracket 4, oblique fire channel 5, heat exchange of heat pipe 6, hot-air generation chamber 7, flue 8, buffler 9, fin 10, lower air duct 11, heat pipe 12, air entering and returning mouth 13, tube sheet 14, air inlet 15, remittance air duct 16, spraying canister 17, preceding jet tray 18, spray-hole 19, cartridge heater 20, hot-blast outlet 21, blower fan 22, frame 23, heat-insulation layer 24, automatic control box 25, temperature sensor 26, exhaust opening (27).
In the utility model is implemented, burner is taken over (2) and is installed on burner hearth (3) drive end bearing bracket (4), burner (1) combustion flame enters flue (8) in burner hearth (3) burning through oblique fire channel (5) and becomes the U-shaped flue by buffler (9), heat pipe (10) endotherm section through the different working medium of many rows absorbs heat, vacuum vaporization, the latent heat of vaporization is transported to ratio-frequency welding fin heat pipe (12) heat release section that places hot-air generation chamber (7) with Ultrasonic wave like speed, blower fan (22) blasts hot-air generation chamber (7) with air from air entering and returning mouth (13), major part is washed away ratio-frequency welding fin heat pipe (12) heat release section, heat pipe discharges the latent heat of condensation, the Fast Heating air, little part enters lower air duct (11) from tube sheet (14) rear portion strip air inlet (15), air enters oblique fire channel (5) outer ring cartridge heater (20) with hot-air generation chamber (7) heated hot air heated after flue fin Convective Heating, through drive end bearing bracket (4), enter the remittance air duct (16) of drive end bearing bracket (4), after impacting drive end bearing bracket (4) outer wall, spray-hole (19) jet flow of top jet tray (18) enters burner hearth (3) remittance air duct (16), converge through remittance air duct (16) step by step, by spray orifice (19) jet flow on the injection riser on the spraying canister (17) to burner hearth (3) outer wall, hot-air is heated into high-temperature hot air by radiation jet step by step, the remittance air duct (16) that enters oblique fire channel (5) at last impacts oblique fire channel (5) outer wall from spray-hole (19) jet flow of spraying riser (18), receive the hot-air occasion from high-temperature hot-air air outlet (21) at last, flue gas is discharged by exhaust opening (27).
Whole the fuel-firing gas-firing vertical radiation jet heat pipe heat hot-blast stove of the utility model embodiment is placed on the lower framework (23), for reducing radiation loss, shell at the hot-blast stove body has rock wool heat-preservation layer (24) insulation and outsourcing to foretell plate, air entering and returning mouth (13) flange in hot-air generation chamber (7) is equipped with hair-dryer, automatic control box (25) is arranged in that burner (1) front panel top is housed, the temperature sensor (26) that same hot-blast outlet (21) is located is carried out interlocking, realizes fully automatic operation.
Claims (5)
1, a kind of fuel-firing gas-firing vertical radiation jet heat pipe heat hot-blast stove is made up of burner, burner hearth, drive end bearing bracket, oblique fire channel, heat exchange of heat pipe, smoke exhaust pipe, hair-dryer, air entering and returning mouth, high-temperature hot-air outlet; It is characterized in that the outer oblique fire channel of burner hearth has three annular concentric air channels, jet tray is formed the hyperthermia radiation efflux heat-exchanger before forming cartridge heater, remittance air duct and spraying canister plate and front end upper part of the cover, and senior middle school's low temperature heat pipe heat exchanger of forming with flue, the hot-air generation chamber on tube sheet top, smoke exhaust pipe, the heat pipe of tube sheet bottom is composed in series the novel heat pipe hot-blast stove of efficient high temperature by oblique fire channel.
2, by the described fuel-firing gas-firing vertical radiation jet heat pipe heat of claim 1 hot-blast stove, it is characterized in that the burner hearth bottom oblique fire channel can be towards a left side or towards right flue 50% cross section assembly welding, also can burner hearth with the whole cross section of flue assembly welding.
3, by the described fuel-firing gas-firing vertical radiation jet heat pipe heat of claim 1 hot-blast stove, it is characterized in that the multi-stage annular air channel that the radiation of burner hearth efflux heat-exchanger is made up of the concentric circles of outer three different spacing of burner hearth, be spraying canister successively, remittance air duct and cartridge heater, the every grade of spraying canister and the air duct that converges are separated by z shape ring aerofoil, shut with the annular plate each remittance air duct lower end and spraying canister upper end, last spraying canister outlet links to each other with next remittance air duct import, the spraying canister plate that uniform spray-hole is arranged at the annular passage riser, the interval of forming by three plates equally at the drive end bearing bracket top, same respectively spraying canister, remittance air duct and cartridge heater sealing assembly welding, nexine is preceding jet tray, its diameter is with remittance air duct equal diameters and with its sealing, preceding jet tray with the plate face of drive end bearing bracket equal diameters in uniform spray-hole, heated air compiles by converging air duct that spray-hole is sprayed onto the heat exchange of high temperature heat-transfer surface from the jet tray.
4, by the described fuel-firing gas-firing vertical radiation jet heat pipe heat of claim 1 hot-blast stove, it is characterized in that oblique fire channel is the passage of burner hearth with the flue tandem compound, the annular passage that oblique fire channel also is made up of the concentric garden of three different spacing, respectively with the outer spraying canister of burner hearth, remittance air duct and cartridge heater assembly welding, by heat exchange of heat pipe heated hot air heated pipe cartridge heater assembly welding together, the hot-blast outlet at oblique fire channel place connects with the spraying canister of oblique fire channel.
5, by the described fuel-firing gas-firing vertical radiation jet heat pipe heat of claim 1 hot-blast stove, it is characterized in that it is the hot-air generation chamber that heat exchange of heat pipe is divided into top by tube sheet, smoke exhaust pipe and air entering and returning mouth, the bottom is a U type flue, heat pipe is climbed root sealing edge with taper snap ring two road asbestos and is enclosed within the tube sheet fork round, the flue outer wall has strip fin, place the lower air duct of tube sheet rear portion strip air inlet, at the air entering and returning mouth blower fan is installed, the hot blast that the hot blast that is produced by the hot-air generation chamber produces with lower air duct flue fin converges in the cartridge heater import of oblique fire channel and enters cartridge heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620134442 CN200970707Y (en) | 2007-05-25 | 2007-05-25 | Fuel oil and gas longitudinally-arranged radiation jet flow heat pipe hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620134442 CN200970707Y (en) | 2007-05-25 | 2007-05-25 | Fuel oil and gas longitudinally-arranged radiation jet flow heat pipe hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200970707Y true CN200970707Y (en) | 2007-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620134442 Expired - Fee Related CN200970707Y (en) | 2007-05-25 | 2007-05-25 | Fuel oil and gas longitudinally-arranged radiation jet flow heat pipe hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200970707Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090534A (en) * | 2013-02-05 | 2013-05-08 | 张加清 | Hot blast stove |
| CN103776160A (en) * | 2014-03-05 | 2014-05-07 | 南京宜热纵联节能科技有限公司 | Indirect heat exchange gas and oil hot air furnace |
| CN104880283A (en) * | 2015-05-28 | 2015-09-02 | 江苏嘉德宏益环保节能科技有限公司 | Flue energy transducer fault detection device and method |
| CN105627734A (en) * | 2016-03-09 | 2016-06-01 | 浙江尚鼎工业炉有限公司 | Heating furnace capable of fast heating |
| CN111993300A (en) * | 2020-09-22 | 2020-11-27 | 苏州浩耐特磨具有限公司 | Abrasive layer separation device and method applied to abrasive grinding tool |
-
2007
- 2007-05-25 CN CN 200620134442 patent/CN200970707Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090534A (en) * | 2013-02-05 | 2013-05-08 | 张加清 | Hot blast stove |
| CN103090534B (en) * | 2013-02-05 | 2015-05-27 | 张加清 | Hot blast stove |
| CN103776160A (en) * | 2014-03-05 | 2014-05-07 | 南京宜热纵联节能科技有限公司 | Indirect heat exchange gas and oil hot air furnace |
| CN104880283A (en) * | 2015-05-28 | 2015-09-02 | 江苏嘉德宏益环保节能科技有限公司 | Flue energy transducer fault detection device and method |
| CN104880283B (en) * | 2015-05-28 | 2018-06-15 | 广州万粤知识产权运营有限公司 | A kind of flue energy converter failure detector and method |
| CN105627734A (en) * | 2016-03-09 | 2016-06-01 | 浙江尚鼎工业炉有限公司 | Heating furnace capable of fast heating |
| CN111993300A (en) * | 2020-09-22 | 2020-11-27 | 苏州浩耐特磨具有限公司 | Abrasive layer separation device and method applied to abrasive grinding tool |
| CN111993300B (en) * | 2020-09-22 | 2021-08-10 | 苏州浩耐特磨具有限公司 | Abrasive layer separation device and method applied to abrasive grinding tool |
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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: 20071107 Termination date: 20100525 |