CN105299889B - Collide heat high-temperature warm air machine - Google Patents
Collide heat high-temperature warm air machine Download PDFInfo
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- CN105299889B CN105299889B CN201510709439.6A CN201510709439A CN105299889B CN 105299889 B CN105299889 B CN 105299889B CN 201510709439 A CN201510709439 A CN 201510709439A CN 105299889 B CN105299889 B CN 105299889B
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Abstract
The invention discloses one kind to collide heat high-temperature warm air machine,Include casing,Impeller,Leaf dish afterwards,Air inlet among impeller,Impeller axial direction air inlet,Impeller air outlet,Impeller sleeve etc.,Feature is,Impeller does not set preceding leaf dish,Leaf dish axial front side is provided with more wall forward curved vanes and more wall backward leaning vanes corresponding to packet after impeller,More wall forward curved vane flow directions are radially circumferentially tilted from the front to the back from the front to the back by air inlet among impeller points to impeller radial extremity,More wall backward leaning vane flow directions are radially circumferentially tilted from the front to the back from the front to the back by air inlet among impeller points to impeller radial extremity,More wall forward curved vanes form forward-bent impeller runner,More wall backward leaning vanes form back ward impeller runner,Back ward impeller runner air outlet circumferentially faces forward-bent impeller runner air outlet,It is provided between forward-bent impeller runner air outlet and back ward impeller runner air outlet circumference between impeller channel stagnation,Air-heater of the present invention can produce high-temperature hot-air,And hot blast rate is big,Thermal air pressure is high,The thermal efficiency is high,Save the energy,It disclosure satisfy that people's production and living use needs to a variety of of high-temperature hot-air.
Description
Technical field
The present invention relates to one kind to collide heat high-temperature warm air machine, belongs to thermal technology's machinery（Gas machinery）Technical field.
Background technology
The gas machineries such as various ventilation blowers that present people use, air blower, compressor, compressor can only process cold sky
Gas, it is impossible to process high-temperature hot air, function is few, and use range is narrow, it is impossible to meet people's production and living to high-temperature hot-air
Use needs.
The content of the invention
The shortcomings that it is an object of the invention to overcome above-mentioned prior art, and high-temperature hot-air can be produced by providing one kind, and
And hot blast rate is big, thermal air pressure is high, and the thermal efficiency is high, saves the energy, disclosure satisfy that people's production and living make to a variety of of high-temperature hot-air
With the collision heat high-temperature warm air machine of needs.
The purpose of the present invention can be reached by following technical measures：One kind collision heat high-temperature warm air machine, includes
Casing, shell air inlet, shell air outlet, impeller, rear leaf dish, impeller centre air inlet, impeller axial direction air inlet, impeller air-out
Mouth, impeller sleeve, internal side of shell runner, chassis axial side wall, casing radial sidewalls, it is characterized in, impeller does not set preceding leaf dish, leaf
Leaf dish axial front side is provided with more wall forward curved vanes and more wall backward leaning vanes corresponding to packet after wheel, and more wall forward curved vane flow directions are by leaf
Air inlet radially circumferentially tilts and points to impeller radial extremity from the front to the back from the front to the back among wheel, more wall backward leaning vane flow directions
Radially circumferentially tilted from the front to the back from the front to the back by air inlet among impeller and point to impeller radial extremity, more wall forward curved vanes
Forward-bent impeller runner is formed, forward-bent impeller runner flow direction flows to more wall forward curved vanes, forward-bent impeller runner radial direction air intake
Mouthful with air inlet connection among impeller, forward-bent impeller runner air outlet circumferentially by subsequently pointing to before, before forward-bent impeller runner is formed
Curved formula impeller axial direction air inlet, more wall backward leaning vanes form back ward impeller runner, and back ward impeller runner is flowed to more wall palintrope leaves
Piece flow direction is the same, and back ward impeller runner radial direction air inlet is with air inlet connection among impeller, back ward impeller runner air outlet edge week
After Xiang Youqian is pointed to, back ward impeller runner forms backward inclined type of impeller air inlet through hollow shaft mouth, and back ward impeller runner air outlet is circumferentially just
Against forward-bent impeller runner air outlet, impeller is provided between forward-bent impeller runner air outlet and back ward impeller runner air outlet circumference
Between runner stagnation, between impeller channel stagnation be provided with impeller channel stagnation between axially enter between radial direction air outlet and impeller channel stagnation
Air port.
In order to further realize the object of the invention, described casing radial direction rear portion axial front side is provided with casing auxiliary air inlet
Mouthful, casing auxiliary air inlet opening directly connects with axial air inlet between impeller channel stagnation.
In order to further realize the object of the invention, described casing radial direction rear portion axial front side is provided with casing auxiliary air inlet
Mouthful, impeller footpath is posteriorly provided with reinforcing blade, and casing auxiliary air inlet opening is with reinforcing blade passage connection.
Casing stagnation is provided with order to further realize the object of the invention, on the outside of described shell air outlet Zhou Xiangqian to flow back
Between, with being provided with shell air outlet dividing wall between shell air outlet circumference between the backflow of casing stagnation, with machine between the backflow of casing stagnation
Shell air outlet circumferentially completely cuts off each other, and footpath is provided between stagnation flows back the wall that keeps out the wind, the backflow of casing stagnation to the back-end between the backflow of casing stagnation
Between axial side wall be provided with stagnation backflow between air outlet, stagnation backflow between air outlet be communicated with casing stagnation flow back between stagnation
Mozzle between backflow, mozzle air outlet leads directly to impeller axial direction air inlet by chassis axial side wall between stagnation backflow.
In order to further realize the object of the invention, radial front end is provided with infiltration heat of keeping out the wind between the backflow of described casing stagnation
Device, infiltration heat generator of keeping out the wind are provided with intensive air-vent.
Casing stagnation is provided with order to further realize the object of the invention, on the outside of described shell air outlet Zhou Xiangqian to flow back
Between, with being provided with shell air outlet dividing wall between shell air outlet circumference between the backflow of casing stagnation, with machine between the backflow of casing stagnation
Shell air outlet circumferentially completely cuts off each other, and radial front end is provided between stagnation flows back the wall that keeps out the wind, the backflow of casing stagnation between the backflow of casing stagnation
Between axial side wall be provided with stagnation backflow between air outlet, stagnation backflow between air outlet be communicated with casing stagnation flow back between stagnation
Mozzle between backflow, mozzle air outlet connects with shell air inlet between stagnation backflow.
In order to further realize the object of the invention, radial front end is provided with infiltration heat of keeping out the wind between the backflow of described casing stagnation
Device, infiltration heat generator of keeping out the wind are provided with intensive air-vent.
In order to describe conveniently, expression is accurate, first explains several correlation words herein：
Impeller side or side wall, the cabinet sides or side wall of impeller axis sensing are referred to as axial sides or axial side wall.
Impeller or body are towards motor（Or other power parts）Side is axially rear side, and corresponding opposite side is axle
To front side, the rest may be inferred for axial rearward direction and axially front denotion.
At impeller axle center for impeller radially forward, its forward terminal is impeller radial front end, close to the cylindrical place of impeller
For impeller footpath posteriorly, its outer circular edge is impeller radial extremity（The rest may be inferred for the denotion of casing region of interest）.
Impeller direction of rotation is circumferential, and forward impeller rotation is carried in impeller direction of rotation to rotate front or week forwards
Direction be rear swivel or week rearward, forward impeller direction of rotation one side be circumferential leading flank to blade, backwards to impeller rotation
Direction one side is blade circumference trailing flank, and the rest may be inferred for the denotion of other region of interest of body.
Censure in shell air inlet orientation：Before shell air inlet import is, after shell air inlet outlet is, in shell air inlet
The rest may be inferred for the denotion of other orientation.
The airflow inlet that blade radial import, i.e. blade radial front end are formed.
The airflow inlet that blade axial inlet, i.e. blade axial sides are formed.It is synchronous such as rear flow fan impeller negative pressure gap
Rear flow fan impeller synchronous concurrent air inlet etc..
Front side of vane, the blade side that circumferentially forward impeller turns to is front side of vane, can also claim blade Zhou Xiangqian
Side is front side of vane.
Impeller channel refers to, side runner in impeller, blade passage；Blade is passage component, and blade passage is exactly blade sheet
Body.
Passage component refers to the part that the gas after to be processed and processing passes through in body, such as shell air inlet, impeller, leaf
Take turns the parts such as air inlet, impeller air outlet, impeller blade, impeller leaf dish, internal side of shell runner, shell air outlet.
Cold wind is directly processed into hot blast by the present invention using pneumatic energy conversion heat principle, it is not necessary to any other heat
Medium or any other thermal source, heat energy only is converted mechanical energy into by draught fan impeller itself operating, gas is obtained heat, lifting
Temperature, turn into high-temperature hot-air, use is then discharged by air-heater air outlet.Present invention collision heat high-temperature warm air machine is to use
Airflow collision friction eceleration depressurizes stagnation heat principle, promotes energy conversion, change mechanical energy is heat energy, lift gas temperature, shape
Into high-temperature hot-air.
So-called airflow collision friction eceleration depressurizes stagnation heat principle, refer in body two strands or several strands of air-flows it is relative or hand over
Distributary moves, the mutually fierce friction of collision, the soon significantly deceleration decompression of high speed and high pressure air-flow（Or stagnation is motionless）, become mechanical energy into
Heat energy, heat is produced, lift gas temperature, turns into high-temperature hot-air.
Heat high-temperature warm air machine is collided for existing various ventilation blowers, air blower, compressor, compressor, it is existing
Various ventilation blowers, air blower, compressor, the compressor having all are air-coolers, and collision heat high-temperature warm air machine is air-heater, i.e., hot
Blower fan is relative to air-cooler.Air-cooler, which is adapted to, needs the production and living field of cold wind to use, and air-heater, which is adapted to, needs hot blast
Production and living field use.
Present invention collision heat high-temperature warm air machine, as the air-coolers such as existing ventilation blower, air blower, it may have big-and-middle
Small different size model, tens watts of small several hectowatts, big to tens kilowatts of hundreds of kilowatts of several megawatts, caused hot blast can
To be several years Celsius, Ji Shidu, a few Baidu, caused hot blast rate can be a few m3 per second, tens m3, hundreds of m3, and thermal air pressure can
To be tens Pa, hundreds of Pa, thousands of Pa, tens of thousands of Pa.Present invention collision heat high-temperature warm air machine function is more, and use range is broad,
Adapt to a variety of industry warming and heat insulations of people's production and living multiple fields, drying, barbecue, food processing, agricultural product medication chemistry product
Processing, high temperature spray painting, industrial products processing etc..In many fields or many industries, air-cooler ventilation air blast can be replaced to make
With.Air-heater of the present invention more saves the energy than air-cooler, is advantageous to environmental protection.
Air-heater impeller of the present invention is provided with the rear leaf dish that can fix impeller blade, does not set preceding leaf dish, blade is more wall constructions
Formula blade, i.e. rear flow fan impeller blade（It is made up of blade thrust wall and negative pressure dividing wall）Or synchronous rear flow fan impeller blade
（More wall blades are provided with synchronous diversion boosting device）, more wall blades form impeller axial direction air inlets, and impeller axial direction air inlet promotes
Impeller produces specific performance, strengthens impeller thermogenic effects, improves the air-heater thermal efficiency.The impeller that more wall blades are formed, it is not necessary to
Preceding leaf dish.More wall forward curved vanes and more wall backward leaning vanes can be warp architecture formulas, can be straight structural formula.
Leaf dish axial front side is provided with more wall forward curved vanes and more wall backward leaning vanes corresponding to packet after the impeller of the present invention, more
Wall forward curved vane connects with leaf dish axial front side after impeller, and more wall forward curved vane flow directions are by air inlet among impeller radially by preceding
Circumferentially tilt from the front to the back backward and point to impeller radial extremity.More wall backward leaning vanes are flowed to by air inlet among impeller radially
Circumferentially tilt from the front to the back from the front to the back and point to impeller radial extremity.More wall forward curved vane air outlets are preceding to after more walls
Bent blades air outlet is backward；More wall forward curved vanes form forward-bent impeller runner, and forward-bent impeller runner flow direction is antecurvature with more walls
Blade flow direction is the same, and forward-bent impeller runner radial direction air inlet is with air inlet connection, forward-bent impeller runner air outlet edge among impeller
Before circumferentially by subsequently pointing to, forward-bent impeller runner forms antecurvature formula impeller axial direction air inlet；More wall backward leaning vanes form back ward impeller
Runner, back ward impeller runner flow direction with more wall backward leaning vanes flow to, back ward impeller runner radial direction air inlet with impeller among
Air inlet connect, back ward impeller runner air outlet circumferentially by preceding sensing after, back ward impeller runner form backward inclined type of impeller axial direction
Air inlet.Back ward impeller runner air outlet circumferentially faces forward-bent impeller runner air outlet, forward-bent impeller runner air outlet and
It is provided between back ward impeller runner air outlet circumference between impeller channel stagnation, impeller channel stagnation is provided between impeller channel stagnation
Between axial air inlet between radial direction air outlet and impeller channel stagnation.
More wall forward curved vanes form forward-bent impeller runner, and more wall backward leaning vanes form back ward impeller runner.Forward-bent impeller stream
Road and back ward impeller runner can be single chip architecture formula or double-sheet arrangement formula, single chip architecture formula, refer to each more wall
Forward curved vane or more wall backward leaning vanes form a forward-bent impeller runner or back ward impeller runner in its circumferential front space；Biplate
Structural formula, refer to form a forward-bent impeller runner or back ward impeller stream by wall forward curved vane more than two or more wall backward leaning vanes
Road, be exactly by the circumferential front side of the more wall forward curved vanes of the latter or more wall backward leaning vanes and adjacent previous more wall forward curved vanes or
A forward-bent impeller runner or back ward impeller runner are formed between the circumferential rear side of more wall backward leaning vanes.
More wall forward curved vanes corresponding to so-called packet and more wall backward leaning vanes, refer to more wall forward curved vanes with more wall palintrope leaves
Piece is corresponding, the corresponding wall backward leaning vane more than one of wall forward curved vane more than one, the forward-bent impeller stream that more wall forward curved vanes are formed
Road is corresponding, each forward-bent impeller runner and a back ward impeller stream with the back ward impeller runner that more wall backward leaning vanes are formed
Road is corresponding, and each forward-bent impeller runner air outlet faces a back ward impeller runner air outlet, each is antecurvature leaf
In turn between road air outlet and a back ward impeller runner air outlet between one impeller channel stagnation of composition.Forward-bent impeller runner goes out
Air port and back ward impeller runner air outlet are circumferentially just relative, so, can promote forward-bent impeller runner processing into high speed it is high
Pressure gas stream and back ward impeller runner processing into high speed and high pressure air-flow, from its relative direction air outlet discharge phase to collision rub
Wipe, decompression of slowing down（Portion gas is instantaneously motionless）, most of kinetic energy pressure energy is converted to heat energy, produces heat, lift gas temperature
Degree.
Each forward-bent impeller runner and a back ward impeller runner are corresponding, and its corresponding form can be varied
, e.g., the corresponding double-sheet arrangement formula back ward impeller runner of a double-sheet arrangement formula forward-bent impeller runner, or a monolithic knot
The corresponding double-sheet arrangement formula back ward impeller runner of structure formula forward-bent impeller runner, or a double-sheet arrangement formula forward-bent impeller runner
Several structure corresponding forms such as a corresponding single chip architecture formula back ward impeller runner, this several structure corresponding form, its act on and
Effect is essentially the same.
The present invention between impeller channel stagnation on set impeller channel stagnation between axial air inlet, casing radial direction rear portion axial direction
Casing auxiliary air inlet opening is set on front side wall, and casing auxiliary air inlet opening directly connects with axial air inlet between impeller channel stagnation.
During blower fan work, the high velocity air entered by casing auxiliary air inlet opening between impeller channel stagnation will be the same as between impeller channel stagnation
The high speed and high pressure air-flow of interior forward-bent impeller runner air outlet and back ward impeller runner air outlet discharge collides, decompression stagnation of slowing down
Heat, more heats are produced, fairly obvious, the technology can also increase air-heater flow.
The present invention can also set reinforcing blade to the back-end in impeller footpath, and reinforcing blade passage is with casing radial direction rear portion axial direction
Casing auxiliary air inlet opening connection on front side wall.After casing auxiliary air inlet opening is set with reinforcing blade passage connection, air-heater work
When making, the high velocity air that reinforcing blade passage is entered by casing auxiliary air inlet opening will be with the high speed and high pressure gas of reinforcing blade passage
Sharp impacts friction is flowed, decompression stagnation heat of slowing down, produces more heats.Fairly obvious, the technology can similarly increase heat
Compressor flow.
In order to strengthen thermogenic effects, heat efficiency is improved, for the present invention also between casing setting casing stagnation backflow, casing is stagnant
Shell air outlet footpath posteriorly circumferential preceding outside is located between backflow, is set between the backflow of casing stagnation between shell air outlet circumference
There is shell air outlet dividing wall, with completely cutting off each other between shell air outlet circumference between the backflow of casing stagnation, between the backflow of casing stagnation
Footpath is provided between casing stagnation flows back the wall that keeps out the wind to the back-end, and axial side wall is provided with air-out between stagnation backflow between the backflow of casing stagnation
Mouthful, air outlet is provided with mozzle between stagnation backflow between stagnation backflow, mozzle air outlet or passes through casing between stagnation backflow
Axial side wall points to casing inner impeller air inlet through hollow shaft mouth, or is directly connected with shell air inlet.
Between impeller channel stagnation or the hot blast of impeller air outlet discharge will pass through shell air outlet and discharge body, still, real
On border, when shell air outlet import is passed through in the hot blast rotation of impeller discharge, it will there is a big chunk hot blast to enter casing
Air outlet import, but shell air outlet snail tongue Zhou Xiangqian is brought into by rotation, internal side of shell runner is returned, is newly discharged with impeller
Hot blast carries out inefficient cycle rotational flow, again rotational flow to shell air outlet import, and only part hot blast enters machine again
Shell air outlet, and another part hot blast will circumferentially cross shell air outlet snail tongue, turn again to internal side of shell runner and carry out nothing
Effect circulates.
After setting between the backflow of casing stagnation, when the hot blast of impeller discharge circumferentially flow to shell air outlet, part heat
Wind enters shell air outlet import, and the hot blast that another part cannot be introduced into shell air outlet import will be introduced into casing stagnation time
Between stream, then by stagnation flow back between mozzle approaching face to the casing of impeller axial direction air inlet inner side radially forward, by impeller axial direction
On the inside of air inlet inspiration impeller, give to accelerate pressurization again, give decompression stagnation heat of slowing down once more, obtain heat, carry
Rise temperature.
Technology between the stagnation backflow of setting casing, the part hot blast for both having overcome the discharge of casing inner impeller carry out inefficient cycle stream
This shortcoming is moved, so as to improve fan efficiency, enhances air-heater thermogenic effects again, produces more heats, is produced higher
The high-temperature hot-air of temperature.
In order to further enhance thermogenic effects, the thermal efficiency is improved, the technology can also footpath be forward between the backflow of casing stagnation
End setting, which is kept out the wind, permeates heat generator（Intensive air-vent is set in infiltration heat generator of keeping out the wind）, promote to fail to enter shell air outlet
Part hot blast first through infiltration heat generator infiltration stagnation heat of keeping out the wind, enter back between the backflow of casing stagnation, then poured into leaf indirectly
Wheel inner side carries out second of processing heat, blower fan is processed the high-temperature hot-air of higher temperature.
Mozzle air outlet can also be connected directly with shell air inlet between technology stagnation backflow.So, stagnation flows back
Between mozzle casing stagnation can will be flowed back between hot blast be introduced directly into air inlet among impeller, by impeller carry out it is comprehensive again
Heat is processed, thermogenic effects and the thermal efficiency all can be more preferable.
Explanation is explained in detail to the present invention with reference to the accompanying drawings and examples.
Brief description of the drawings
The first embodiment structural representation of Fig. 1-present invention.
The first embodiment blade wheel structure schematic perspective view of Fig. 2-present invention.
The first embodiment blade wheel structure floor map of Fig. 3-present invention.
The first embodiment casing structure schematic diagram of Fig. 4-present invention.
Structural upright schematic diagram between Fig. 5-present invention the first embodiment casing stagnation backflow.
Draft tube structure schematic diagram between Fig. 6-present invention the first embodiment casing stagnation backflow.
Fig. 7-second of present invention embodiment blade wheel structure schematic diagram.
Fig. 8-second of present invention embodiment blade wheel structure floor map.
Fig. 9-second of present invention embodiment casing structure floor map.
Draft tube structure schematic diagram between Figure 10-second of present invention embodiment stagnation backflow.
The third embodiment structural representation of Figure 11-present invention.
The third embodiment blade wheel structure schematic diagram of Figure 12-present invention.
The third embodiment casing structure schematic diagram of Figure 13-present invention.
The 4th kind of embodiment structural representation of Figure 14-present invention.
The 4th kind of embodiment blade wheel structure schematic diagram of Figure 15-present invention.
The 4th kind of embodiment impeller reinforcing blade construction schematic diagram of Figure 16-present invention.
Accompanying drawing drawing explanation：
1 casing, 2 shell air inlets, 3 shell air outlets, 4 impellers, leaf dish after 5, air inlet among 6 impellers, 7 impellers axial direction
Air inlet, 8 impeller air outlets, 9 impeller sleeves, 10 internal side of shell runners, 11 chassis axial side walls, 12 casing radial sidewalls, 13
More wall forward curved vanes, wall backward leaning vane more than 14,15 forward-bent impeller runners, 16 forward-bent impeller runner radial direction air inlets, 17 antecurvature leaves
Road air outlet in turn, 18 back ward impeller runners, 19 back ward impeller runner radial direction air inlets, 20 back ward impeller runner air outlets, 21
Between impeller channel stagnation, radial direction air outlet between 22 impeller channel stagnation, axial air inlet between 23 impeller channel stagnation, 24 casings are auxiliary
Air inlet is helped, 25 reinforcing blades, 26 shell air outlet dividing walls, between the backflow of 27 casing stagnation, keep out the wind wall between the backflow of 28 stagnation, and 29
Air outlet between stagnation backflow, mozzle between the backflow of 30 stagnation, mozzle air outlet between the backflow of 31 stagnation, 32, which keep out the wind, permeates heat
Device, 33 blade thrust walls, 34 blade negative pressure dividing walls, 35 impeller negative pressure gaps, 36 blade synchronization diversion boosting devices, 37 impellers are same
Walk following current air inlet, 38 motors.
Embodiment
Embodiment 1, with reference to figure 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, one kind collision heat high-temperature warm air machine, include casing
1st, shell air inlet 2, shell air outlet 3, impeller 4, rear leaf dish 5, impeller centre air inlet 6, impeller axial direction air inlet 7, impeller
Air outlet 8, impeller sleeve 9, internal side of shell runner 10, chassis axial side wall 11, casing radial sidewalls 12, the axle of leaf dish 5 after impeller
More wall forward curved vanes 13 and more wall backward leaning vanes 14 corresponding to packet, more wall forward curved vanes 13 and more wall palintrope leaves are provided with to front side
Piece 14 all uses rear flow fan impeller blade, and rear flow fan impeller blade is by 34 groups of blade thrust wall 33 and blade negative pressure dividing wall
Into blade negative pressure dividing wall 34 forms impeller negative pressure gap 35, and impeller negative pressure gap 35 is impeller axial direction air inlet 7.More walls
Forward curved vane 13, which flows to radially circumferentially to be tilted from the front to the back from the front to the back by air inlet 6 among impeller, points to impeller radially end
End, more wall backward leaning vanes 14, which flow to radially circumferentially to be tilted from the front to the back from the front to the back by air inlet 6 among impeller, points to leaf
Wheel footpath terminad；More wall forward curved vanes 13 form forward-bent impeller runner 15, and forward-bent impeller runner 15 is flowed to more wall forward curved vanes
13 flow directions are the same, and forward-bent impeller runner radial direction air inlet 16 connects with air inlet 6 among impeller, forward-bent impeller runner air outlet 17
Circumferentially by subsequently pointing to before, forward-bent impeller runner 15 forms antecurvature formula impeller axial direction air inlet 7；After more wall backward leaning vanes 14 are formed
Bending impeller runner 18, back ward impeller runner 18 flows to flowed to more wall backward leaning vanes 14, back ward impeller runner radial direction air intake
Mouthfuls 19 connect with air inlet 6 among impeller, back ward impeller runner air outlet 20 circumferentially by preceding sensing after, back ward impeller runner 18
Form backward inclined type of impeller air inlet through hollow shaft mouth 7；Back ward impeller runner air outlet 20 circumferentially faces forward-bent impeller runner air outlet
17, it is provided between forward-bent impeller runner air outlet 17 and the circumference of back ward impeller runner air outlet 20 21 between impeller channel stagnation, leaf
21 are provided between impeller channel stagnation axial air inlet 23 between radial direction air outlet 22 and impeller channel stagnation between wheel runner stagnation.
This example is additionally provided with 27 between the backflow of casing stagnation, and 27 to be located at the footpath of shell air outlet 3 posteriorly all between the backflow of casing stagnation
Outside forward, 27 with being provided with shell air outlet dividing wall 26, casing stagnation between the backflow of casing stagnation between the circumference of shell air outlet 3
27 with completely cutting off each other between the circumference of shell air outlet 3 between backflow, and footpath is provided with casing stagnation and flowed back to the back-end between the backflow of casing stagnation
Between keep out the wind wall 28, axial side wall 11 is provided with air outlet 29 between stagnation backflow before 27 casing between the backflow of casing stagnation, and stagnation is returned
Air outlet 29 is provided with mozzle 30 between stagnation backflow between stream, and mozzle air outlet 31 passes through chassis axial side wall between stagnation backflow
11 point to casing inner impeller air inlet through hollow shaft mouth 7.
Axially rear side is provided with motor 38 to this example, and motor 38 connects with impeller 4, the rotation of the impeller of motor 38.
During work, impeller 4 is rotated, and the cold wind of impeller is entered by air inlet 6 among shell air inlet 2, impeller, more through impeller
Wall forward curved vane 13, forward-bent impeller runner 15, more wall backward leaning vanes 14, back ward impeller runner 18 are processed into high speed and high pressure air-flow,
High speed and high pressure air-flow is externally produced strong from forward-bent impeller runner 15 and back ward impeller runner 18 by impeller axial direction air inlet 7 respectively
Strength suction function, outer side gas enters forward-bent impeller runner 15 and palintrope leaf to powerful suction function suction impeller axle at a high speed forward
Runner 18 is taken turns, because the high speed and high pressure air flow direction in forward-bent impeller runner 15 and back ward impeller runner 18 is radial direction, and is led to
The high velocity air flow direction that impeller axial direction air inlet 7 is crossed into impeller is axial, and axial flow touches with radial air flow strong vertical
Convergence friction is hit, efficient stagnation heat effect is produced, promotes the air-flow of forward-bent impeller runner 15 and back ward impeller runner 18 entering
High speed and high pressure high temperature gas flow is just formed before entering 21 between impeller channel stagnation, the high speed and high pressure high temperature gas flow is again respectively from antecurvature
The 21 circumferentially relative excretion collision between impeller channel stagnation of impeller channel air outlet 17 and back ward impeller runner air outlet 20, it is stagnant
Only heat, most of mechanical energy are converted to heat energy, produce heat, and temperature raises again, form the height of low pressure low speed higher temperature
Wind is warmed, the high-temperature hot-air is again through radial direction air outlet 22 between impeller channel stagnation and the row of impeller air outlet 8 in internal side of shell runner
10, then through shell air outlet 3 discharge body draw it is used for other purposes.
This example due to more wall forward curved vanes 13, more wall backward leaning vanes 14, forward-bent impeller runner 15, back ward impeller runner 18 all
It is exocentric structure formula, by the cold wind of shell air inlet inspiration through several component processings, higher pressure and speed can be obtained,
Substantial amounts of mechanical energy can be obtained, and because impeller is provided with impeller axial direction air inlet 7（Negative pressure gap）, enter axially into impeller
The air-flow of runner is with the air-flow normal impact stagnation heat radially flowed in impeller channel, the He of forward-bent impeller runner air outlet 17
Back ward impeller runner air outlet 20 is circumferentially just corresponding into opposite direction, and high speed and high pressure high temperature gas flow is in impeller channel stagnation
Between 21 relative excretions collide, efficient stagnation heat, whole work process, stagnation heat is dual, and caused heat is more, gas
Temperature rises get Geng Gao.
This example is due to being provided with the outside of shell air outlet Zhou Xiangqian 27 between the backflow of casing stagnation, during work, is discharged by impeller
High-temperature hot-air through 3 import of shell air outlet when, a part can not enter the hot blast of the import of shell air outlet 3, and to be imported into casing stagnant
27 between backflow, then by stagnation flow back between mozzle 30 through stagnation flow back between mozzle air outlet 31 import internal side of shell, then by
The inspiration impeller of impeller axial direction air inlet 7, gives to re-work heat, absorbs heat again, lifts temperature, turns into higher temperature
High-temperature hot-air.
This example thoroughly overcomes the hot blast progress that part cannot be introduced into shell air outlet using technology between the backflow of casing stagnation
The shortcomings that inefficient cycle big energy-consuming.
This example is by the cold wind of shell air inlet inspiration by stagnation heat three times, and thermogenic effects are good, and increasing extent of temperature is big, thermal effect
Rate is high.
The general high-temperature warm air machine of this example suitable for making, dry baking for heating and use.
Embodiment 2, with reference to figure 1, Fig. 7, Fig. 8, Fig. 9, Figure 10, this example is essentially the same with example 1, except that, this example leaf
Wheel 4 uses synchronous rear flow fan impeller, and more wall forward curved vanes 13 and more wall backward leaning vanes 14 all use synchronous rear flow fan impeller
Blade, more wall forward curved vanes 13 and more wall backward leaning vanes 14 are all by blade thrust wall 33（Single wall blade）With blade synchronization water conservancy diversion
Booster 36 is formed, between more wall forward curved vanes and more wall forward curved vane circumferences, more wall backward leaning vanes and more wall backward leaning vanes week
Impeller synchronous concurrent air inlet 37, i.e. impeller axial direction air inlet 7, this example forward-bent impeller runner 15 and back ward impeller are provided between
Runner 18 is all single chip architecture formula.
Second difference of this example is that 27 radial front end is provided with infiltration heat generator 32 of keeping out the wind between the backflow of casing stagnation, stagnant
Mozzle air outlet 31 connects with shell air inlet 2 between backflow.
During work, because impeller is provided with impeller axial direction air inlet 7（That is impeller synchronous concurrent air inlet 37）, existing impeller
Synchronous concurrent air inlet high velocity air is vertically with the high speed radially flowed in forward-bent impeller runner and back ward impeller runner
Air-flow normal impact stagnation heat, there is the injection relatively of forward-bent impeller runner air outlet 17 and back ward impeller runner air outlet 20 again
Airflow collision stagnation heat, as example 1, stagnation heat is dual, and thermogenic effects are good, and hot blast temperature is high.
Again due to being provided with infiltration heat generator 32 of keeping out the wind, water conservancy diversion between stagnation backflow between the backflow of this example casing stagnation at radial front end
Pipe air outlet 31 directly connects with shell air inlet 2, the part hot blast of shell air outlet 3 is cannot be introduced into during work, first through keeping out the wind
After permeating the infiltration stagnation heat of heat generator 32, heat is regained, improves temperature, entered back between the backflow of casing stagnation, then pass through
Shell air inlet imports impeller and carries out reprocessing heat comprehensively again.The cold wind that this example enters shell air inlet have passed through stagnation three times
Heat, therefore this example thermogenic effects ratio 1 is high, temperature rise is also high.
As example 1, the general high-temperature warm air machine of this example suitable for making uses.
Embodiment 3, it is essentially the same with example 2 with reference to figure 11, Figure 12, Figure 13, this example, except that, this example casing is radially
Rear axle is provided with casing auxiliary air inlet opening 24 to front side wall 11, and casing auxiliary air inlet opening 24 between impeller channel stagnation with axially entering
The axially connection of air port 23.
Second difference is that this example forward-bent impeller runner 15 is double-sheet arrangement formula, i.e., more by two synchronous rear flow fans
Wall forward curved vane 13（Including blade thrust wall 33 and blade synchronization diversion boosting device 36）Form, back ward impeller runner 18 is monolithic
Structural formula, i.e., it is made up of the more wall backward leaning vanes 14 of a synchronous rear flow fan, impeller synchronous concurrent air inlet 37 forms impeller axle
To air inlet 7.
Due to casing footpath, posteriorly casing auxiliary air inlet opening 24 axially connects with axial air inlet 23 between impeller channel stagnation,
The high-speed low temperature air-flow poured into by casing auxiliary air inlet opening 24 is entered axially into 21 between impeller channel stagnation, before in impeller channel
Bending impeller runner air outlet 17 and the air-flow normal impact of the relative injection of back ward impeller runner air outlet 20, promote in impeller channel
Collided with the relative and vertical injection of three strands of high velocity airs, stagnation thermogenic effects are more preferable, and caused heat is more, and temperature rises more
Height, while also add hot air flow.This example double-sheet arrangement formula forward-bent impeller runner 15 and single chip architecture formula back ward impeller runner
Performance caused by 18 is with effect as example 2.
The general high-temperature warm air machine of this example suitable for making uses.
Embodiment 4, with reference to figure 14, Figure 15, Figure 16, this example is essentially the same with example 2, except that the impeller of this example impeller
Between runner stagnation 21 radial outsides be provided with reinforcing blade 25, reinforcing blade 25 with more wall forward curved vanes 13, more wall backward leaning vanes 14,
Leaf dish 5 connects afterwards, and casing auxiliary air inlet opening 24 is with reinforcing the flow passage of blade 25.
Second difference be, the more wall forward curved vanes 13 of this example and more wall backward leaning vanes 14 are all straight structural formulas, this example
Forward-bent impeller runner 15 is single chip architecture formula, i.e., forward-bent impeller runner is by the more wall forward curved vanes 13 of a synchronous rear flow fan（Bag
Include blade thrust wall 33 and blade synchronization diversion boosting device 36）Form, back ward impeller runner 18 is more by two synchronous rear flow fans
Wall backward leaning vane 14 is formed, and impeller synchronous concurrent air inlet 37 forms impeller axial direction air inlet 7.
Because impeller footpath is posteriorly provided with reinforcing blade 25, casing auxiliary air inlet opening 24 is with reinforcing blade passage connection, work
When making, by casing auxiliary air inlet opening 24 axially into high velocity air will with reinforcing blade passage in high speed and high pressure high-temperature hot-air hang down
Straight collision, decompression stagnation heat of slowing down, the hot blast for making impeller air outlet 8 discharge add heat, improve temperature again, while again
Original hot blast is set to add flow.
Performance caused by this example single chip architecture formula forward-bent impeller runner and double-sheet arrangement formula back ward impeller runner and effect with
As example 2.
This example suitable for making superhigh temperature air-heater, for needing superhigh temperature hot blast to use in production and living.
Claims (7)
1. colliding heat high-temperature warm air machine, include casing（1）, shell air inlet（2）, shell air outlet（3）, impeller（4）, after
Leaf dish（5）, air inlet among impeller（6）, impeller axial direction air inlet（7）, impeller air outlet（8）, impeller sleeve（9）, in casing
Side runner（10）, chassis axial side wall（11）, casing radial sidewalls（12）, it is characterised in that impeller does not set preceding leaf dish, after impeller
Leaf dish（5）Axial front side is provided with more wall forward curved vanes corresponding to packet（13）With more wall backward leaning vanes（14）, more wall forward curved vanes
（13）Flow direction is by air inlet among impeller（6）Radially circumferentially tilt from the front to the back from the front to the back and point to impeller radial extremity,
More wall backward leaning vanes（14）Flow direction is by air inlet among impeller（6）Radially circumferentially tilt from the front to the back from the front to the back and point to leaf
Wheel footpath terminad, more wall forward curved vanes（13）Form forward-bent impeller runner（15）, forward-bent impeller runner（15）Before flow direction is with more walls
Bent blades（13）Flow direction is the same, forward-bent impeller runner radial direction air inlet（16）With air inlet among impeller（6）Connection, forward-bent impeller
Runner air outlet（17）Circumferentially by subsequently pointing to before, forward-bent impeller runner（15）Form antecurvature formula impeller axial direction air inlet（7）, it is more
Wall backward leaning vane（14）Form back ward impeller runner（18）, back ward impeller runner（18）Flow direction is with more wall backward leaning vanes（14）Flow direction
Equally, back ward impeller runner radial direction air inlet（19）With air inlet among impeller（6）Connection, back ward impeller runner air outlet（20）
Circumferentially by preceding sensing after, back ward impeller runner（18）Form backward inclined type of impeller air inlet through hollow shaft mouth（7）, back ward impeller runner air-out
Mouthful（20）Circumferentially face forward-bent impeller runner air outlet（17）, forward-bent impeller runner air outlet（17）With back ward impeller runner
Air outlet（20）It is provided between circumference between impeller channel stagnation（21）, between impeller channel stagnation（21）It is provided with impeller channel stagnation
Between radial direction air outlet（22）The axial air inlet between impeller channel stagnation（23）.
2. collision heat high-temperature warm air machine according to claim 1, it is characterized in that, casing radial direction rear portion axial front side is provided with
Casing auxiliary air inlet opening（24）, casing auxiliary air inlet opening（24）With axial air inlet between impeller channel stagnation（23）Directly connect.
3. collision heat high-temperature warm air machine according to claim 1, it is characterized in that, casing radial direction rear portion axial front side is provided with
Casing auxiliary air inlet opening（24）, impeller footpath is posteriorly provided with reinforcing blade（25）, casing auxiliary air inlet opening（24）With reinforcing blade
（25）Flow passage.
4. the collision heat high-temperature warm air machine according to claim 1 or 2 or 3, it is characterized in that, shell air outlet（3）It is circumferential
Preceding outside is provided between the backflow of casing stagnation（27）, between the backflow of casing stagnation（27）With shell air outlet（3）Machine is provided between circumference
Shell air outlet dividing wall（26）, between the backflow of casing stagnation（27）With shell air outlet（3）It is circumferential to completely cut off each other, the backflow of casing stagnation
Between（27）Footpath is provided between stagnation flows back the wall that keeps out the wind to the back-end（28）, between the backflow of casing stagnation（27）Axial side wall flows back provided with stagnation
Between air outlet（29）, air outlet between stagnation backflow（29）It is communicated between casing stagnation flows back（27）Stagnation backflow between water conservancy diversion
Pipe（30）, mozzle air outlet between stagnation backflow（31）Pass through chassis axial side wall（11）Straight-through impeller axial direction air inlet（7）.
5. collision heat high-temperature warm air machine according to claim 4, it is characterized in that, between the backflow of casing stagnation（27）Footpath is forward
End is provided with infiltration heat generator of keeping out the wind（32）, infiltration heat generator of keeping out the wind（32）It is provided with intensive air-vent.
6. the collision heat high-temperature warm air machine according to claim 1 or 2 or 3, it is characterized in that, in shell air outlet（3）Week
Outside is provided between the backflow of casing stagnation forward（27）, between the backflow of casing stagnation（27）With shell air outlet（3）It is provided between circumference
Shell air outlet dividing wall（26）, between the backflow of casing stagnation（27）With shell air outlet（3）Circumferential to completely cut off each other, casing stagnation is returned
Between stream（27）Radial front end is provided between stagnation flows back the wall that keeps out the wind（28）, between the backflow of casing stagnation（27）Axial side wall is returned provided with stagnation
Air outlet between stream（29）, air outlet between stagnation backflow（29）It is communicated between casing stagnation flows back（27）Stagnation backflow between lead
Flow tube（30）, mozzle air outlet between stagnation backflow（31）With shell air inlet（2）Connection.
7. collision heat high-temperature warm air machine according to claim 6, it is characterized in that, between the backflow of casing stagnation（27）Footpath is forward
End is provided with infiltration heat generator of keeping out the wind（32）, infiltration heat generator of keeping out the wind（32）It is provided with intensive air-vent.
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| CN108518858B (en) * | 2018-03-26 | 2023-10-27 | 烟台通天达风机制造有限公司 | Oscillating heat generation type high-temperature air heater |
| CN109645848B (en) * | 2019-02-28 | 2021-01-26 | 广东美的厨房电器制造有限公司 | Electric cooking appliance |
| CN113959104A (en) * | 2021-12-10 | 2022-01-21 | 烟台通天达风机制造有限公司 | Pneumatic collision heat generation high-temperature air heater |
| CN117146436B (en) * | 2023-10-13 | 2024-04-09 | 安徽自然使者环保科技有限公司 | Pneumatic booster heat-generating air heater |
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| US6361270B1 (en) * | 1999-09-01 | 2002-03-26 | Coltec Industries, Inc. | Centrifugal pump for a gas turbine engine |
| CN102313392A (en) * | 2011-04-15 | 2012-01-11 | 林钧浩 | Pneumatic friction-heat-generation high-temperature air heater |
| CN104747475A (en) * | 2015-03-23 | 2015-07-01 | 林钧浩 | Pneumatic heat generation high-temperature air heater |
| CN205174807U (en) * | 2015-10-28 | 2016-04-20 | 林钧浩 | Collision themogenesis high -temperature hot -air blower |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2785117B2 (en) * | 1995-11-02 | 1998-08-13 | 株式会社北斗 | Fan for blower |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6361270B1 (en) * | 1999-09-01 | 2002-03-26 | Coltec Industries, Inc. | Centrifugal pump for a gas turbine engine |
| CN102313392A (en) * | 2011-04-15 | 2012-01-11 | 林钧浩 | Pneumatic friction-heat-generation high-temperature air heater |
| CN104747475A (en) * | 2015-03-23 | 2015-07-01 | 林钧浩 | Pneumatic heat generation high-temperature air heater |
| CN205174807U (en) * | 2015-10-28 | 2016-04-20 | 林钧浩 | Collision themogenesis high -temperature hot -air blower |
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