CN104747475A - Pneumatic heat generation high-temperature air heater - Google Patents
Pneumatic heat generation high-temperature air heater Download PDFInfo
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- CN104747475A CN104747475A CN201510126902.4A CN201510126902A CN104747475A CN 104747475 A CN104747475 A CN 104747475A CN 201510126902 A CN201510126902 A CN 201510126902A CN 104747475 A CN104747475 A CN 104747475A
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Abstract
The invention provides a pneumatic heat generation high-temperature air heater. The pneumatic heat generation high-temperature air heater comprises a case, a case air inlet, a case air outlet, an impeller, impeller blades, an impeller middle air inlet, an impeller air outlet, blade air outlets, an impeller inner side flow channel, an impeller disc, an impeller shaft sleeve, a case inner side flow channel, a case axial side wall and a case radial side wall, and is characterized in that an air stop heat generator is arranged in the case and located at the position, between the impeller air outlet and the case inner side flow channel, of the case radial side wall, and dense heat generator capillary air outlet holes are formed in the air stop heat generator. Based on the pneumatic heat generation principle, air is made to generate heat, and then temperature is raised; the pneumatic heat generation high-temperature air heater has the advantages that the amount of hot air is large, the pressure of the hot air is high, the heat efficiency is high, energy is saved, multiple functions are achieved and the use range is wide, and multiple use requirements of people for high-temperature hot air in production and life can be met.
Description
Technical field
The present invention relates to a kind of pneumatic heat-dissipating high-temperature warm air machine, belong to hot working machinery (or gas machinery) technical field.
Background technique
The gas machinery such as various ventilators, blower, gas compressor, compressor that present people use can only process cool air, and can not process hot air, function is few, and using scope is narrow, can not meet the use needs to high-temperature hot-air in people's productive life.
Summary of the invention
The object of the invention is to the shortcoming overcoming above-mentioned prior art, and provide one can produce high-temperature hot-air, and hot blast rate is large, thermal air pressure is high, the thermal efficiency is high, and save the energy, function is many, using scope is broad, can meet the pneumatic heat-dissipating high-temperature warm air machine to the multiple use needs of high-temperature hot-air in people's productive life.
Object of the present invention can be reached by following technical measures: a kind of pneumatic heat-dissipating high-temperature warm air machine, comprise side runner, the impeller plate, impeller sleeve, internal side of shell runner, casing axial side wall, casing radial sidewalls in casing, shell air inlet, shell air outlet, impeller, impeller blade, the middle intake grill of impeller, impeller exhaust outlet, blade exhaust outlet, impeller, be characterized in, be provided with heat generator of keeping out the wind between the casing radial sidewalls of machine box-shrouded impeller exhaust outlet and internal side of shell runner, heat generator of keeping out the wind is provided with intensive heat generator capillary air outlet hole.
In order to realize object of the present invention further, be provided with heat generator of keeping out the wind in internal side of shell runner of the present invention, heat generator of keeping out the wind connects with the casing axial side wall inner side surface of internal side of shell runner.
In order to realize object of the present invention further, impeller exhaust outlet place of the present invention is provided with heat generator of keeping out the wind, and heat generator of keeping out the wind is with the impeller plate edge conjunction at impeller exhaust outlet place.
In order to realize object of the present invention further, be provided with heat generator of keeping out the wind in shell air inlet of the present invention, heat generator of keeping out the wind connects with shell air inlet madial wall.
In order to realize object of the present invention further, be provided with heat generator of keeping out the wind in impeller of the present invention in side runner, heat generator of keeping out the wind edge is connected with impeller blade with the impeller plate.
In order to realize object of the present invention further, be provided with heat generator of keeping out the wind in shell air outlet of the present invention, heat generator of keeping out the wind connects with shell air outlet madial wall, and heat generator capillary air outlet, with internal side of shell flow passage, is communicated with shell air outlet outer space.
In order to realize object of the present invention further, the heat generator radial outside that keeps out the wind being located at machine box-shrouded impeller exhaust outlet of the present invention is provided with and accelerates centrifugal blade and accelerate centrifugal runner, accelerate centrifugal blade to be connected with the heat generator radial sidewalls of keeping out the wind of the centrifugal runner radial front end of acceleration with impeller exhaust outlet place, footpath is to the back-end with internal side of shell flow passage.
In order to realize object of the present invention further, impeller shaft of the present invention is provided with acceleration impeller to side, accelerate impeller and be provided with acceleration impeller blade, accelerate side runner and acceleration impeller exhaust outlet in impeller, accelerate to be provided with impeller isolation wall between impeller and impeller, accelerate impeller with impeller shaft to mutually isolated, impeller isolation wall is provided with impeller isolation wall Axial-running Out air port, impeller isolation wall Axial-running Out air port is communicated with accelerating intake grill in the middle of impeller, the centripetal runner of casing is provided with between impeller isolation wall and the impeller plate, the centripetal tunnel inlets of casing is with internal side of shell flow passage, the centripetal runner exit of casing is communicated with impeller isolation wall Axial-running Out air port, accelerate impeller radial outside and be provided with acceleration internal side of shell runner, accelerate internal side of shell runner radial sidewalls and be provided with acceleration shell air outlet.
In order to realize object of the present invention further, acceleration impeller exhaust outlet place of the present invention is provided with heat generator of keeping out the wind, heat generator of keeping out the wind connects with the impeller plate accelerating impeller exhaust outlet place, and heat generator capillary air outlet hole is communicated with accelerating impeller exhaust outlet, with accelerating internal side of shell flow passage.
In order to realize object of the present invention further, be provided with shell air outlet outside the heat generator of keeping out the wind being located at shell air outlet place of the present invention to keep out the wind wall, the shell air outlet wall that keeps out the wind is provided with shell air outlet hot blast honeycomb duct, impeller shaft is provided with acceleration impeller to side, accelerate impeller with impeller shaft to isolated, accelerate impeller and be provided with acceleration impeller blade, accelerate side runner in impeller, accelerate intake grill in the middle of impeller, accelerate impeller exhaust outlet, accelerate the impeller plate, accelerate impeller and impeller shaft between be provided with impeller isolation wall, accelerating impeller follows impeller shaft to isolated by impeller isolation wall, accelerate impeller radial outside and be provided with acceleration internal side of shell runner, accelerate internal side of shell runner radial sidewalls and be provided with acceleration shell air outlet, the casing axial side wall accelerating impeller face right is provided with acceleration shell air inlet, accelerate internal side of shell runner axially mutually isolated with internal side of shell runner, accelerate shell air inlet to be communicated with accelerating intake grill in the middle of impeller, shell air outlet hot blast honeycomb duct is communicated with accelerating shell air inlet.
Convenient in order to describe, express accurately, first explain several correlation word at this:
The impeller side that impeller medial axis is pointed to or sidewall, cabinet sides or sidewall are called axial sides or axial side wall.
Impeller or body are axial rear side towards motor (or other power units) side, and opposite side corresponding is with it axial front side, and the rest may be inferred for axial rearward direction and the denotion of axial front.
Near impeller axle center place be impeller footpath anteriorly, its forward terminal is impeller radial front end, near impeller cylindrical place be impeller footpath posteriorly, its outer circular edge is impeller radial extremity (casing region of interest censure the rest may be inferred).
Vane rotary direction is circumference, forward vane rotary direction is for rotating front or week forwards, carry vane rotary direction be rear swivel or week rearward, blade forward side, vane rotary direction one is circumferential leading flank, side, vane rotary direction one is blade circumference trailing flank dorsad, and the rest may be inferred in the denotion of other region of interest of body.
Shell air inlet orientation is censured: shell air inlet import is front, and after shell air inlet exports and is, in shell air inlet, the rest may be inferred for the denotion of other orientation.
Blade radial import, the i.e. airflow inlet of blade radial front end formation.
Blade axial inlet, the i.e. airflow inlet of blade axial sides formation.As rear flow fan impeller negative pressure gap, synchronous rear flow fan impeller synchronous concurrent intake grill etc.
Front side of vane, the blade side that circumferentially forward impeller turns to is front side of vane, and blade circumference leading flank also can be claimed to be front side of vane.
Impeller channel refers to, side runner, blade passage in impeller; Blade is passage component, and blade passage is exactly blade itself.
The parts that gas after passage component refers to be processed and processing in body passes through, as parts such as shell air inlet, impeller, impeller intake grill, impeller exhaust outlet, impeller blade, internal side of shell runner, shell air outlet.
The pneumatic heat-dissipating high-temperature warm air machine of the present invention adopts gas friction heat-dissipating principle and high-velocity fluid stagnation heat-dissipating principle, directly cold air is processed into high-temperature hot gas, without any need for other thermals source or any other thermal medium, only by impeller self running, mechanical energy is converted to heat energy, gas is made to obtain heat, promote temperature, then directly discharge high-temperature hot air by air heater exhaust outlet.The present invention is named pneumatic heat-dissipating high-temperature warm air machine, and its implication refers to that gas friction heat-dissipating and high velocity air stagnation heat-dissipating pneumatic principle produce heat, promotes temperature, is not the thermal technology's machinery using other thermals source or other thermal mediums acquisition heat lift gas temperature.
Pneumatic friction heat-dissipating principle, refers to that the collision friction heat-dissipating of gas own and gas follow the general name of passage component surface collision frictional heat principle.The collision friction of gas own is that flowing gas comprises swirl gas, rotational flow gas, the mutual collision friction of flow-through gas, and kinetic energy is converted to heat energy, produces heat lift temperature and becomes high-temperature hot-air.Gas is with passage component surface collision frictional heat and boundary friction heat-dissipating principle, and refer to that flowing gas overcomes passage component surface drag (boundary layer drag), kinetic energy pressure energy becomes heat energy, produces heat, and gas temperature raises, and becomes high-temperature hot-air.In draught fan impeller in side runner or in internal side of shell runner, these two kinds of friction modes of gas are isolated to carry out, but friendship is infiltrated capable simultaneously, and complement each other each other, promote mutually, thus the heat that gas can be made to obtain is more, temperature rises faster.
Diffusion heat-dissipating principle refers to that air-flow efficiently slows down suddenly or stops suddenly flowing, and kinetic energy becomes heat energy, produces heat lift temperature and becomes high-temperature hot-air.
Diffusion heat-dissipating principle can not be separated resolutely with gas friction heat-dissipating principle, and diffusion heat-dissipating is in fact also frictional heat principle, and just friction type is different, and frictional strength is different.The present invention adopts gas friction heat-dissipating principle and stagnation heat-dissipating principle to produce heat, both can adopt wherein a kind of heat-dissipating principle, and can adopt two kinds of heat-dissipating principles again simultaneously; When adopting two kinds of heat-dissipating principles, based on stagnation heat-dissipating principle, frictional heat principle is auxiliary, and the two complements each other, and impels gas to produce more heat, promotes higher temperature.
Pneumatic heat-dissipating high-temperature warm air machine follows existing various ventilator, blower, compressor to row.Existing various ventilator, blower, compressor are all air coolers, and the present invention is air heater, and namely air heater corresponds to air cooler.Air cooler is adapted to need the productive life field of cold wind to use, and air heater is adapted to need the productive life field of hot blast to use.Air heater of the present invention is the same with existing ventilation air blast air cooler, also there is large, medium and small different size model, little several watts tens watts, large to tens kilowatts of hundreds ofs kilowatt a few megawatt, the hot blast produced can be several years Celsius, Ji Shidu, a few Baidu, the hot blast rate produced can be a few m3 per second, tens m3, hundreds of m3, and thermal air pressure can be tens Pa, hundreds of Pa, several thousand Pa, several ten thousand Pa.Air heater function of the present invention is many, and using scope is broader, air cooler can be replaced to use in a lot of occasion, than air cooler energy-saving and emission-reduction more.
Heat generator of keeping out the wind is provided with between machine box-shrouded impeller exhaust outlet of the present invention and the casing radial sidewalls of internal side of shell runner, refer to that machine box-shrouded impeller exhaust outlet (comprising impeller exhaust outlet) is provided with heat generator of keeping out the wind to the whole interval of the fluid course in the casing of impeller radial outside, that is, heat generator of keeping out the wind can be located at impeller exhaust outlet place, also can be located on the random position in the fluid course in casing.
After between fluid course in impeller exhaust outlet place and casing, heat generator of keeping out the wind is set, high-voltage high-speed airflow after Impeller Machining, by the stop of heat generator of keeping out the wind and the guiding of the heat generator highly dense air hole that keeps out the wind, significantly will be slowed down at once at any time and be reduced pressure or stagnation motionless (portion gas is slack), when becoming heat energy by most of mechanical energy, produce heat, lift gas temperature.
Arrange in internal side of shell runner and to keep out the wind heat generator, this heat generator of keeping out the wind connects, with the same transfixion of casing with the casing axial side wall of internal side of shell runner; Arrange in internal side of shell runner by the high-voltage high-speed airflow after Impeller Machining through impeller exhaust outlet, after heat generator stagnation of keeping out the wind slows down decompression heat-dissipating, then discharge body through internal side of shell runner.Impeller exhaust outlet place is provided with heat generator of keeping out the wind, this heat generator of keeping out the wind connects with the impeller plate at impeller exhaust outlet place, rotates together with impeller, and the high-voltage high-speed airflow after Impeller Machining slows down after decompression heat-dissipating through heat generator stagnation of keeping out the wind, arranged in internal side of shell runner again, then be discharged body.
The present invention's heat generator of keeping out the wind can also to be located in impeller in side runner, to be located in shell air inlet, to be located in shell air outlet, only a heat generator of keeping out the wind can be set on the some passage components of body, also on the several passage component of body, all heat generator of keeping out the wind can be set simultaneously simultaneously, make air-flow repeatedly to accelerating, repeatedly to deceleration heat-dissipating, being finally processed to use the high temperature gas flow needed.
Arrange heat generator of keeping out the wind in side runner in impeller, heat generator of keeping out the wind edge connects with the impeller plate in side runner in impeller, impeller blade, gives the air-flow accelerated in impeller channel at any time, gives deceleration heat-dissipating at any time.In shell air outlet, heat generator of keeping out the wind is set, its heat generator edge that keeps out the wind connects with shell air outlet madial wall, through the high-temperature hot-air of impeller and the disposable processing heat-dissipating of internal side of shell runner or property heat-dissipating several times, is finally decelerated heat-dissipating again, thus form the high-temperature hot-air of higher temperature, draw and be used as him.In shell air inlet, heat generator of keeping out the wind is set, its heat generator edge that keeps out the wind connects with shell air inlet madial wall, enter high velocity air in shell air inlet and form low temperature hot blast to deceleration heat-dissipating in advance, then be sent to impeller give disposable or several times property accelerate, deceleration heat-dissipating.
In order to better thermogenic effects can be obtained, process the high-temperature hot-air of higher temperature, the present invention is after impeller exhaust outlet place adds heat generator of keeping out the wind, can add at this heat generator radial outside that keeps out the wind again and accelerate centrifugal blade and accelerate centrifugal runner, accelerate centrifugal blade to be connected with the heat generator of keeping out the wind of the centrifugal runner radial front end of acceleration with impeller exhaust outlet place, footpath is to the back-end with internal side of shell flow passage.Against the turning effort accelerating centrifugal blade and the centrifugal runner of acceleration, the warm wind that heat generator of can being kept out the wind in impeller exhaust outlet place ejects is given pressurization and is accelerated, make it to regain more mechanical energy, the warm wind that then this can be regained more mechanical energy is arranged in shell air outlet through internal side of shell runner, directly body is discharged through shell air outlet, or the heat generator of keeping out the wind in shell air outlet is again given deceleration heat-dissipating and become high-temperature hot-air, then be discharged body.
This structural type, together with can also adding in the internal side of shell runner accelerating centrifugal blade and the centrifugal runner radial outside of acceleration, internal side of shell runner keeps out the wind heat generator again, centrifugal blade can be will speed up and accelerate centrifugal runner and become high-temperature hot-air against this internal side of shell runner heat generator of keeping out the wind to the warm wind of the high speed and high pressure regaining more mechanical energy processed heat-dissipating of giving again to slow down, and then through shell air outlet or directly discharge body, or the heat generator of keeping out the wind in shell air outlet gives again to slow down heat-dissipating, and then give discharge body.
The present invention can also arrange special acceleration impeller at impeller shaft to side, accelerates impeller and is provided with acceleration impeller blade and accelerates intake grill in the middle of side runner in impeller, acceleration impeller, acceleration impeller exhaust outlet.Accelerate to be provided with impeller isolation wall between impeller and impeller, acceleration impeller and impeller shaft are to mutually isolated.Impeller isolation wall is provided with impeller isolation wall Axial-running Out air port, impeller isolation wall Axial-running Out air port is followed the acceleration impeller blade of acceleration impeller, accelerates intake grill in the middle of impeller, is accelerated flow passage inside impeller, the centripetal runner of casing is formed between impeller isolation wall and the impeller plate, the centripetal tunnel inlets of casing is with internal side of shell flow passage, and the centripetal runner exit of casing is communicated with impeller isolation wall Axial-running Out air port; Accelerate impeller radial outside and be provided with acceleration internal side of shell runner, accelerate internal side of shell runner radial sidewalls establishes acceleration shell air outlet.
Body can be formed side runner or Multi-impeller many internal side of shells flow passage structure form in bilobed wheel double case by this structure technology.This structure technology can impel the high-temperature hot-air after by impeller and internal side of shell runner processing to give again to circulate or repeatedly recirculation processing again, thus can obtain the ultrahigh-temperature hot blast of high temperature at higher temperature or ultrahigh-temperature.
According to this structure technology, can also to keep out the wind wall in shell air outlet heat generator arranged outside shell air outlet of keeping out the wind, then shell air outlet hot blast honeycomb duct is set on shell air outlet keeps out the wind wall; Impeller side is provided with acceleration impeller, accelerate impeller with impeller shaft to isolated, accelerate impeller to be provided with acceleration impeller blade, to accelerate side runner in impeller, to accelerate impeller intake grill, to accelerate impeller exhaust outlet, to accelerate the impeller plate, accelerate impeller and impeller shaft between be provided with impeller isolation wall, accelerate impeller and impeller is axially mutually isolated by impeller isolation wall; Accelerate impeller radial outside and establish acceleration internal side of shell runner, accelerate internal side of shell runner radial sidewalls and be provided with acceleration shell air outlet, the casing axial side wall accelerating impeller face right is provided with acceleration shell air inlet; Accelerate internal side of shell runner axially mutually isolated with internal side of shell runner, accelerate shell air inlet and be communicated with accelerating impeller intake grill, shell air outlet hot blast honeycomb duct is communicated with accelerating shell air inlet.
Adopt this structure technology, can impel impeller, internal side of shell runner, shell air outlet whole process processing after high-temperature hot-air carry out secondary or repeatedly recirculation processing heat-dissipating, finally can process use need high temperature ultrahigh-temperature hot blast.
In addition, accelerate internal side of shell runner because this structure technology is provided with and accelerates shell air outlet, therefore, when its wind speed and pressure of high-temperature hot-air accelerating shell air outlet discharge is also very high, when the too much mechanical energy also needing to be carried is heat energy, shell air outlet can accelerated to keep out the wind heat generator for accelerating to arrange again in shell air outlet, accelerate shell air outlet and keep out the wind that to catch up with the general shell air outlet stated heat generator structure of keeping out the wind the same for heat generator, its surrounding edge connects with accelerating shell air outlet madial wall, its intensive capillary air outlet hole is with accelerating flow passage inside shell air outlet, be communicated with accelerating shell air outlet outer space.
In order to transformation of energy can be carried out more fully, improve heat-dissipating efficiency, save the energy, above-mentioned various structure technology, can in its impeller or the impeller accelerating impeller in side runner, in internal side of shell runner or accelerate to arrange frictional heat induction sheet in internal side of shell runner, by the effect of frictional heat induction sheet, make gas carry out Pneumatic friction heat-dissipating fully and produce heat, promote temperature.
Frictional heat induction chip technology is that the present invention is kept out the wind the ancillary technique of heat generator technology.But, if the two can be made suitably to combine, gas is made to pass through suitably diffusion heat-dissipating and suitably frictional heat, produce heat to greatest extent, lift gas temperature, indiscriminately ad. as one wishes can process the high-temperature hot-air being applicable to high temperature or the ultrahigh-temperature required, use needs to adapt to productive life.
Comprehensively the above, can find out that the present invention adopts pneumatic heat-dissipating principle, makes gas produce heat, promote temperature.Relative to general ventilator, blower (general designation air cooler), the losses such as eddy friction, gas collisions friction, convection current friction, mechanical friction that it doesn't matter, because all these frictions can produce heat, improve gas temperature, all these frictional loss effects can become effective thermogenic effects of the present invention, increase heat, gas temperature can be impelled to raise.Generally speaking, relative to air cooler, efficiency of the present invention can be much higher, saves energy potentiality much bigger.
Below in conjunction with drawings and Examples, in detail explanation is explained to the present invention.
Accompanying drawing explanation
The first mode of execution structural representation of Fig. 1-the present invention.
The first mode of execution impeller of Fig. 2-the present invention and the heat generator structural representation that keeps out the wind.
The first mode of execution of Fig. 3-the present invention keeps out the wind heat generator structural representation.
Fig. 4-the second mode of execution structural representation of the present invention.
Fig. 5-the second mode of execution internal side of shell runner of the present invention and the heat generator structural representation that keeps out the wind.
Fig. 6-the second mode of execution of the present invention keeps out the wind heat generator structural representation.
The third mode of execution structural representation of Fig. 7-the present invention.
The third mode of execution blade wheel structure schematic diagram of Fig. 8-the present invention.
The third mode of execution impeller exhaust outlet of Fig. 9-the present invention keeps out the wind the structural representation of heat generator.
The third mode of execution shell air outlet of Figure 10-the present invention is kept out the wind heat generator structural representation.
Figure 11-the present invention the 4th kind of mode of execution structural representation.
Figure 12-the present invention the 4th kind of mode of execution impeller and acceleration blade wheel structure schematic diagram.
Figure 13-the present invention the 4th kind of mode of execution accelerates shell air inlet and to keep out the wind heat generator structural representation.
Figure 14-the present invention the 5th kind of mode of execution structural representation.
Figure 15-the present invention the 5th kind of mode of execution impeller and acceleration blade wheel structure schematic diagram.
Side runner frictional heat induction chip architecture schematic diagram in Figure 16-the present invention the 5th kind of mode of execution impeller.
Accompanying drawing drawing illustrates:
1 casing, 2 shell air inlet, 3 shell air outlet, 4 impellers, 5 impeller blades, intake grill in the middle of 6 impellers, 7 impeller exhaust outlets, 8 blade exhaust outlets, side runner in 9 impellers, 10 impeller plates, 11 impeller sleeves, 12 internal side of shell runners, 13 casing axial side wall, 14 casing radial sidewalls, 15 keep out the wind heat generator, 16 heat generator capillary air outlet holes, 17 accelerate centrifugal blade, 18 accelerate centrifugal runner, 19 accelerate impeller, 20 accelerate impeller blade, 21 accelerate side runner in impeller, 22 accelerate impeller exhaust outlet, 23 impeller isolation walls, 24 accelerate internal side of shell runner, 25 accelerate shell air outlet, 26 impeller isolation wall Axial-running Out air ports, 27 shell air outlet are kept out the wind wall, 28 shell air outlet hot blast honeycomb ducts, 29 accelerate intake grill in the middle of impeller, 30 accelerate the impeller plate, 31 accelerate shell air inlet, the centripetal runner of 32 casing, side runner frictional heat induction sheet in 33 impellers, 34 motors.
Embodiment
Embodiment 1, with reference to figure 1, Fig. 2, Fig. 3, a kind of pneumatic heat-dissipating high-temperature warm air machine, comprise casing 1, shell air inlet 2, shell air outlet 3, impeller 4, intake grill 6 in the middle of impeller blade 5 impeller, impeller exhaust outlet 7, blade exhaust outlet 8, side runner 9 in impeller, the impeller plate 10, impeller sleeve 11, internal side of shell runner 12, casing axial side wall 13, casing radial sidewalls 14, impeller exhaust outlet 7 place is provided with ring that fibre textile makes and keeps out the wind heat generator 15, in heat generator of keeping out the wind, fibre textile cellosilk intertexture gap forms heat generator capillary air outlet hole 16, the ring that fibre textile is made axial both sides of heat generator 15 of keeping out the wind are connected (bonding connection) with blade exhaust outlet 8 with the impeller plate 10 of impeller exhaust outlet 7, heat generator capillary air outlet hole 16 radial front end of keeping out the wind in heat generator is communicated with impeller exhaust outlet 7, its radial extremity is communicated with internal side of shell runner 12.Be provided with asbestos thermal insulation layer outside whole body, be provided with motor 34 on rear side of body, impeller sleeve 11 connects with motor 34 axle, and impeller 4 is by motor 34 driven rotary.
During work, vane rotary produces negative pressure, lure that gas forms high velocity air into, intake grill 6 in the middle of impeller is entered through shell air inlet 2, enter side runner absorption machine tool energy in impeller again, form air-flow more at a high speed, high velocity air flows out impeller exhaust outlet 7, enter the heat generator 15 of keeping out the wind outside impeller exhaust outlet again, under the intensive roundabout stop induction curving tortuous heat generator capillary air outlet hole 16, high velocity air is slowed down by stagnation, most of mechanical energy that air-flow carries is converted to heat energy, produce heat, promote temperature, become high-temperature hot-air, then under the effect of remaining some mechanical energy, high-temperature hot-air is arranged in internal side of shell runner 12, arrange in shell air outlet through internal side of shell runner again, discharge body, draw and be used as him.
This example is suitable makes general high-temperature warm air machine, makes it process general high-temperature hot-air, uses for oven dry heating.
Embodiment 2, with reference to figure 4, Fig. 5, Fig. 6, this example is substantially the same with example 1, difference does not establish heat generator of keeping out the wind outside this routine impeller exhaust outlet, but ring is set in internal side of shell runner 12 outside impeller radial extremity keeps out the wind heat generator 15, heat generator of keeping out the wind 15 axial edge links together with the casing axial side wall 13 of internal side of shell runner, and heat generator capillary air outlet hole 16 radial front end is communicated with impeller exhaust outlet 7, and its radial extremity is communicated with internal side of shell runner 12.
During work, through the high velocity air that Impeller Machining goes out, flow through in internal side of shell runner keep out the wind heat generator time, slowed down by stagnation under the effect of heat generator capillary air outlet hole, major part mechanical energy is heat energy, produces heat, and temperature raises and forms high-temperature hot-air, and then through internal side of shell runner 12, shell air outlet discharge body, arrange in need destination.With example 1, this routine suitable for making is generally dried heating high-temperature warm air machine and is used.
This example can also add heat generator 15 of keeping out the wind in side runner 9 in impeller, and this heat generator edge that keeps out the wind is connected with impeller blade 5 with the impeller plate 10.After in impeller, side runner 9 li adds heat generator 15 of keeping out the wind, through the cold wind of shell air inlet inspiration by the heat generator 15 twice stagnation deceleration heat-dissipating of keeping out the wind of keeping out the wind in heat generator 15 and internal side of shell runner in side runner in impeller, more heat can be produced, form high-temperature hot-air at higher temperature.
Embodiment 3, with reference to figure 7, Fig. 8, Fig. 9, Figure 10, this example is substantially the same with example 1, difference is that heat generator 15 radial outside that keeps out the wind at this routine impeller exhaust outlet 7 place is provided with acceleration centrifugal blade 17 and accelerates centrifugal runner 18, accelerate centrifugal blade 17 and accelerate centrifugal runner 18 radial front end with impeller blade exhaust outlet 8 and heat generator 15 edge conjunction that keeps out the wind, its footpath is communicated with internal side of shell runner 12 to the back-end.Second difference is, is provided with heat generator 15 of keeping out the wind in this routine shell air outlet 3, and this heat generator 15 surrounding edge that keeps out the wind connects with shell air outlet 3 inner side surface.
During work, accelerate centrifugal blade 17 and accelerate centrifugal runner 18 High Rotation Speed under the drive of impeller 4, the high-temperature hot-air of discharging for heat generator 15 of keeping out the wind transmits mechanical energy, high-temperature hot-air obtains mechanical energy and gathers way and pressure, become high speed and high pressure high-temperature hot-air, this high speed and high pressure high-temperature hot-air flows to after shell air outlet 3 through internal side of shell runner 12, heat generator 15 of keeping out the wind again in shell air outlet 3 is slowed down by stagnation and is reduced pressure, mechanical energy major part entrained by it transfers heat energy to, produce heat, temperature raises, become the high-temperature hot-air of higher temperature, be discharged body again to draw and be used as him.
This example, cold wind in body is entered through impeller 4 with accelerate centrifugal blade 17, accelerate centrifugal runner 18 and give for twice to accelerate by shell air inlet, the mechanical energy total amount that air-flow has is large, heat generator 15 of keeping out the wind again through keep out the wind heat generator 15 and shell air outlet 3 place at impeller exhaust outlet 7 place is kept out the wind for twice stagnation heat-dissipating, the total amount that mechanical energy produces heat energy is large, gas temperature rises get Geng Gao, and therefore this example can process the high-temperature hot-air of higher temperature.
The high-temperature warm air machine of this routine suitable for making higher temperature, dries for heating and uses.
Embodiment 4, with reference to Figure 11, Figure 12, Figure 13, this example is substantially the same with example 1, difference is that this routine impeller shaft is provided with acceleration impeller 19 to rear side, accelerate impeller 19 be provided with acceleration impeller blade 20 and accelerate side runner 21 in impeller, accelerate impeller exhaust outlet 22, accelerate to be provided with impeller isolation wall 23 between impeller 19 and impeller 4 axis, acceleration impeller 19 and impeller 4 axially completely cut off each other mutually by impeller isolation wall 23, impeller isolation wall 23 is established impeller isolation wall Axial-running Out air port 26, impeller isolation wall Axial-running Out air port 26 is communicated with accelerating the middle intake grill 29 of impeller, the centripetal runner 32 of casing is provided with between impeller isolation wall 23 and the impeller plate 10, the import of casing centripetal runner 32 is communicated with internal side of shell runner 12, the centripetal runner 32 of casing exports and is communicated with impeller isolation wall Axial-running Out air port 26, accelerate impeller radial outside and be provided with acceleration internal side of shell runner 24, accelerate internal side of shell runner 24 radial sidewalls is established to accelerate shell air outlet 25.
This example is accelerated impeller exhaust outlet 22 place and is provided with heat generator 15 of keeping out the wind, these axial both sides of heat generator 15 of keeping out the wind connect with the acceleration impeller blade 20 and the acceleration impeller plate accelerating impeller exhaust outlet 22 place, shell air inlet 2 place is provided with heat generator 15 of keeping out the wind, and this heat generator 15 edge that keeps out the wind follows the madial wall at shell air inlet 2 place to connect.
Note: in order to blade wheel structure is accelerated in clear distinct expression in Figure 12 of this example, do not draw the heat generator 15 of keeping out the wind at impeller exhaust outlet 7 place and acceleration impeller exhaust outlet 22 place.
During work, by the first heat generator 15 stagnation deceleration heat-dissipating of keeping out the wind through shell air inlet 2 of the cold wind of shell air inlet 2 inspiration, again after the heat generator 15 of keeping out the wind at impeller 4 and impeller exhaust outlet 7 place is processed into high-temperature hot-air, arrange in internal side of shell runner 12, intake grill 29 in the middle of acceleration impeller is arranged again through the centripetal runner 32 of casing, enter again and accelerate impeller 19, through accelerating impeller blade 20 with side runner 21 in acceleration impeller to accelerating supercharging, and then the heat generator 15 of keeping out the wind through accelerating impeller exhaust outlet 22 place is to stagnation deceleration decompression, produce heat, promote temperature, form the high-temperature hot-air of higher temperature, finally discharge body through accelerating shell air outlet 25.
This example, by shell air inlet inspiration cold wind through impeller 4 and accelerate impeller 19 twice to accelerating supercharging, keep out the wind heat generator 15 and the heat generator 15 3 times of keeping out the wind of accelerating impeller exhaust outlet 22 place at the heat generator 15 of keeping out the wind through shell air inlet 2 place, impeller exhaust outlet 7 place to be slowed down decompression heat-dissipating to stagnation.With example 3, the heat that this example produces is many, and temperature promotes high, thus can produce the high-temperature hot-air adapting to the higher temperature required.
With example 3, the high-temperature warm air machine of this routine suitable for making higher temperature uses.
Embodiment 5, with reference to Figure 14, Figure 15, Figure 16, this example is substantially the same with example 4, difference is, heat generator 15 of keeping out the wind is provided with in this routine shell air outlet 3, the shell air outlet place in the longitudinal outside of heat generator of keeping out the wind 15 is provided with shell air outlet and keeps out the wind wall 27, the shell air outlet wall 27 that keeps out the wind is provided with shell air outlet hot blast honeycomb duct 28, impeller axial front side is provided with accelerates impeller 19, impeller isolation wall 23 is provided with between acceleration impeller 19 is axial with impeller 4, accelerate impeller 19 axially isolated with impeller 4 by impeller isolation wall 23, accelerate impeller 19 and be provided with acceleration impeller blade 20, accelerate side runner 21 in impeller, accelerate intake grill 29 in the middle of impeller, accelerate impeller exhaust outlet 22, accelerate impeller radial outside and be provided with acceleration internal side of shell runner 24, accelerate internal side of shell runner 24 radial sidewalls and be provided with acceleration shell air outlet 25, accelerate the right front housing axial side wall of impeller face and be provided with acceleration shell air inlet 31, accelerate internal side of shell runner 24 axially mutually isolated with internal side of shell runner 12, accelerate shell air inlet 31 to be communicated with accelerating the middle intake grill 29 of impeller, shell air outlet hot blast honeycomb duct 28 is communicated with accelerating shell air inlet 31.After this casing faced by routine impeller 4, axial side wall is provided with shell air inlet 2, and shell air inlet 2 is communicated with intake grill 6 in the middle of impeller.
3rd difference is, in this routine impeller, side runner 12 curves tortuous frictional heat induction sheet 33 with accelerating all to be provided with in side runner 21 in impeller 19.In impeller, side runner is the same with the frictional heat induction chip architecture accelerated in impeller in side runner, so this routine accompanying drawing only draws side runner frictional heat induction sheet schematic diagram in impeller.
Note: in order to know that blade wheel structure is accelerated in distinct expression in Figure 15 of this example, do not draw the heat generator 15 of keeping out the wind at impeller exhaust outlet 7 place and acceleration impeller exhaust outlet 22 place, does not draw side runner and side runner frictional heat induction sheet in acceleration impeller in impeller.
During work, side runner 12 in the impeller blade 5 of impeller and impeller is entered by cold wind intake grill 6 in the middle of the impeller of shell air inlet 2 inspiration, under the effect of frictional heat induction sheet 33, limit absorbs mechanical energy limit frictional heat, form the warm wind of high-voltage high-speed, the warm wind of this high-voltage high-speed is again through the heat generator 15 stagnation deceleration decompression heat-dissipating of keeping out the wind at impeller exhaust outlet 7 place, again through heat generator 15 2 stagnation deceleration decompression heat-dissipatings of keeping out the wind at shell air outlet 3 place, the a large amount of mechanical energy of major part is heat energy, form low pressure low speed high-temperature hot-air, this low pressure low speed high-temperature hot-air again through shell air outlet keep out the wind wall 27 and shell air outlet hot blast honeycomb duct 28 input accelerate shell air inlet 31, be sucked into the acceleration impeller blade 20 and side runner 21 in acceleration impeller that accelerate impeller 19 again, absorb more mechanical energy again, increase flow velocity and pressure, form high-voltage high-speed high-temperature hot-air, this high-voltage high-speed high-temperature hot-air is again through accelerating the heat generator 15 stagnation deceleration decompression heat-dissipating of keeping out the wind at impeller exhaust outlet 22 place, produce more heat, gas temperature rises get Geng Gao, and then through accelerating internal side of shell runner 24 and accelerate shell air outlet 25 to discharge body and draw and be used as him.
The cold wind of this routine inspiration body is through twice frictional heat induction sheet, twice frictional heat, with three heat generator stagnation deceleration heat-dissipatings of keeping out the wind, the mechanical energy absorbed and change is many, the heat produced is many, gas temperature rises high, the high-temperature hot-air of more than 100 DEG C can be processed, use for the processing of food medication chemistry product and material sterilization.
The high-temperature warm air machine of this routine suitable for making more than 100 DEG C ultrahigh-temperatures uses for productive life special type and needs.
Claims (10)
1. pneumatic heat-dissipating high-temperature warm air machine, comprise casing (1), shell air inlet (2), shell air outlet (3), impeller (4), impeller blade (5), intake grill (6) in the middle of impeller, impeller exhaust outlet (7), blade exhaust outlet (8), side runner (9) in impeller, the impeller plate (10), impeller sleeve (11), internal side of shell runner (12), casing axial side wall (13), casing radial sidewalls (14), it is characterized in that, heat generator of keeping out the wind (15) is provided with between the casing radial sidewalls (14) of machine box-shrouded impeller exhaust outlet (7) and internal side of shell runner, heat generator of keeping out the wind (15) is provided with intensive heat generator capillary air outlet hole (16).
2. pneumatic heat-dissipating high-temperature warm air machine according to claim 1, it is characterized in that, internal side of shell runner (12) is inner is provided with heat generator of keeping out the wind (15), and heat generator of keeping out the wind (15) connects with casing axial side wall (13) inner side surface of internal side of shell runner (12).
3. pneumatic heat-dissipating high-temperature warm air machine according to claim 1, is characterized in that, impeller exhaust outlet (7) place is provided with heat generator of keeping out the wind (15), and heat generator of keeping out the wind (15) is with the impeller plate edge conjunction at impeller exhaust outlet place.
4. pneumatic heat-dissipating high-temperature warm air machine according to claim 1, is characterized in that, is provided with heat generator of keeping out the wind (15) in shell air inlet (2), and heat generator of keeping out the wind (15) connects with shell air inlet (2) madial wall.
5. pneumatic heat-dissipating high-temperature warm air machine according to claim 1, is characterized in that, in impeller, side runner (9) is inner is provided with heat generator of keeping out the wind (15), and heat generator of keeping out the wind (15) edge is connected with impeller blade (5) with the impeller plate (10).
6. pneumatic heat-dissipating high-temperature warm air machine according to claim 1, it is characterized in that, heat generator of keeping out the wind (15) is provided with in shell air outlet (3), heat generator of keeping out the wind (15) connects with shell air outlet (3) madial wall, heat generator capillary air outlet (16) is communicated with internal side of shell runner (12), is communicated with shell air outlet (3) outer space.
7. pneumatic heat-dissipating high-temperature warm air machine according to claim 3, it is characterized in that, heat generator of keeping out the wind (15) radial outside being located at machine box-shrouded impeller exhaust outlet (7) is provided with and accelerates centrifugal blade (17) and accelerate centrifugal runner (18), accelerate centrifugal blade (17) to be connected with heat generator of keeping out the wind (15) radial sidewalls of acceleration centrifugal runner (18) radial front end with impeller exhaust outlet (7) place, footpath is communicated with internal side of shell runner (12) to the back-end.
8. the pneumatic heat-dissipating high-temperature warm air machine according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that, impeller shaft is provided with to side and accelerates impeller (19), accelerate impeller (19) and be provided with acceleration impeller blade (20), accelerate side runner (21) and acceleration impeller exhaust outlet (22) in impeller, accelerate to be provided with impeller isolation wall (23) between impeller (19) and impeller (4), accelerate impeller (19) axially mutually to completely cut off with impeller (4), impeller isolation wall (23) is provided with impeller isolation wall Axial-running Out air port (26), impeller isolation wall Axial-running Out air port (26) is communicated with accelerating intake grill (29) in the middle of impeller, the centripetal runner of casing (32) is provided with between impeller isolation wall (23) and the impeller plate (10), the centripetal runner of casing (32) import is communicated with internal side of shell runner (12), the centripetal runner of casing (32) outlet is communicated with impeller isolation wall Axial-running Out air port (26), accelerate impeller (19) radial outside and be provided with acceleration internal side of shell runner (24), accelerate internal side of shell runner radial sidewalls and be provided with acceleration shell air outlet (25).
9. pneumatic heat-dissipating high-temperature warm air machine according to claim 8, it is characterized in that, accelerate impeller exhaust outlet (22) place and be provided with heat generator of keeping out the wind (15), heat generator of keeping out the wind (15) connects with the impeller plate accelerating impeller exhaust outlet (22) place, heat generator capillary air outlet hole (16) is communicated with accelerating impeller exhaust outlet (22), is communicated with accelerating internal side of shell runner (24).
10. pneumatic heat-dissipating high-temperature warm air machine according to claim 6, it is characterized in that, heat generator of keeping out the wind (15) outside being located at shell air outlet (3) place is provided with shell air outlet and keeps out the wind wall (27), the shell air outlet wall (27) that keeps out the wind is provided with shell air outlet hot blast honeycomb duct (28), impeller (4) axial side is provided with accelerates impeller (19), accelerate impeller (19) axially isolated with impeller (4), accelerate impeller (19) and be provided with acceleration impeller blade (20), accelerate side runner (21) in impeller, accelerate intake grill (29) in the middle of impeller, accelerate impeller exhaust outlet (22), accelerate the impeller plate (30), accelerate to be provided with impeller isolation wall (23) between impeller (19) and impeller (4) axis, accelerate impeller (19) axially isolated with impeller (4) by impeller isolation wall (23), accelerate impeller (19) radial outside and be provided with acceleration internal side of shell runner (24), accelerate internal side of shell runner (24) radial sidewalls and be provided with acceleration shell air outlet (25), accelerate the right casing axial side wall of impeller face and be provided with acceleration shell air inlet (31), accelerate internal side of shell runner (24) axially mutually to completely cut off with internal side of shell runner (12), accelerate shell air inlet (31) to be communicated with accelerating intake grill (29) in the middle of impeller, shell air outlet hot blast honeycomb duct (28) is communicated with accelerating shell air inlet (31).
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| CN201510126902.4A CN104747475A (en) | 2015-03-23 | 2015-03-23 | Pneumatic heat generation high-temperature air heater |
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