CN208073827U - A kind of blower device for alcohol direct-combustion furnace - Google Patents
A kind of blower device for alcohol direct-combustion furnace Download PDFInfo
- Publication number
- CN208073827U CN208073827U CN201820271320.4U CN201820271320U CN208073827U CN 208073827 U CN208073827 U CN 208073827U CN 201820271320 U CN201820271320 U CN 201820271320U CN 208073827 U CN208073827 U CN 208073827U
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- China
- Prior art keywords
- air
- shell
- impeller
- motor
- combustion furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010411 cooking Methods 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model is related to cooking apparatus fields, disclose a kind of blower device for alcohol direct-combustion furnace, including motor, shell, impeller, and air-inlet chamber, air-out chamber are equipped in shell, and one end of motor is arranged in air-inlet chamber, and impeller is arranged in air-out chamber；Motor includes main shaft, and main shaft extends into air-out chamber, is connected with the center of impeller；The center of air outlet, the center of impeller, air intake vent center be located along the same line；Impeller includes barge board, blade, and blade is arranged at equal intervals in the lower surface of wind shield；It is provided with deflector on the inner wall of shell, is enclosed between deflector and shell, wind shield and sets to form diversion air duct.The utility model slows down the air of high speed sucking with wind shield, air is compressed in air-out chamber by the blade of rotation, until intracavity gas pressure is more than ambient pressure, the gas that air outlet is discharged is limited in the region relatively concentrated by diversion air duct, so that the Alcohol Flame burnt in burner is unlikely to run helter-skelter, combustion-supporting effect is more preferably.
Description
Technical field
The utility model is related to cooking apparatus fields, more particularly to a kind of blower device for alcohol direct-combustion furnace.
Background technology
Occur a kind of novel alcohol direct-combustion furnace in the market, include the burner positioned at upper end, and below stove
Air blower.This air blower is reequiped according to traditional centrifugal blower, its critical piece be spiral case, vane rings, motor,
Air entry, exhaust outlet；Wherein, the side center of spiral case and motor vertical connection, air entry center are located at same with arbor center
On horizontal line, and exhaust outlet is located at where when vane rings rotate on the tangent line of disc, and the blade of vane rings is located at the edge of ring, ring
Center be hollow Suction gas inlet, the rotation of arbor impeller sucks air high speed into the volute space residing for impeller,
Air slows down in volute space assembles rotation, and air, which is compressed, causes pressure persistently to increase, to pass through the exhaust at tangent line
Mouth discharge, the profile of exhaust outlet are similar to the flaring of " horn-like ", and the bottom of flaring is equipped with volute tongue, the center of volute tongue and vane rings
Distance is minimum, can prevent swirling eddy from forming " vortex " in spiral case to greatest extent.
Although this volute tongue structure reduces the vortex in spiral case, but the small external port of its inner port, air-flow expand in blowout
When mouthful, air-flow is dispersion, and the Alcohol Flame in the burner on top is unordered and disperses that combustion-supporting effect is poor.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of blower device for alcohol direct-combustion furnace, combustion air currents
It concentrates, combustion-supporting effect is good.
In order to solve the above-mentioned technical problem, technical solutions of the utility model are：A kind of air blast for alcohol direct-combustion furnace fills
It sets, including motor, shell, impeller, the motor is connected with the impeller, and air-inlet chamber, air-out chamber are equipped in the shell, described
One end of motor is arranged in the air-inlet chamber, and the impeller is arranged in the air-out chamber；The air-out chamber includes air outlet；
The air-inlet chamber includes air intake vent；The motor includes main shaft, and the main shaft extends into the air-out chamber, with the impeller
Center be connected；The center of the air outlet, the center of the impeller, the air intake vent center be located along the same line；Institute
It includes barge board, blade to state impeller, and the blade is arranged at equal intervals in the lower surface of the wind shield；On the inner wall of the shell
It is provided with deflector, is enclosed between the deflector and the shell, the wind shield and sets to form diversion air duct.
Further, the motor further includes first motor shell, the second motor housing, the first motor shell it is outer
It is provided with the first engaging lug on peripheral wall, the second engaging lug is provided on the periphery wall of second motor housing；Described first connects
Lug is screwed with second engaging lug, and the radical length of second engaging lug is more than first engaging lug
Radical length.
Further, the shell includes wrapping up outside the third shell of the air-inlet chamber and the 4th of the package air-out chamber
Shell, one end of the third shell are connected with first engaging lug, outside the other end of the third shell and the described 4th
Shell phase connects.
Further, cover board is provided between the third shell and the 4th shell, the main shaft passes through the cover board simultaneously
It extends into the air-out chamber and is connected with impeller.
Further, dowel is provided on the internal perisporium of the third shell, the cover board passes through screw with dowel
It is locked.
Further, the 4th shell includes water conservancy diversion base, and the water conservancy diversion base is located at the top of the wind shield, described to lead
Flowing plate is arranged in the lower surface of the water conservancy diversion base, and the deflector is arranged at equal intervals.
Further, the deflector bending setting is in arcuation, and the blade bent setting is also in arcuation, the deflector
It is identical as the overbending direction of the blade.
Further, the wind shield includes axle sleeve, plate face, and the axis is set on the center of the plate face.
Further, it is provided with first positioning hole on the peripheral surface of the axle sleeve；The main shaft includes driving portion, the drive
The diameter in dynamic portion is less than the bore of the axle sleeve, and it is fixed with the first positioning hole matched second to be provided on the driving portion
Position hole.
Further, the main shaft further includes support portion, and the diameter of the support portion is more than the bore of the axle sleeve.
Compared with prior art, a kind of blower device for alcohol direct-combustion furnace provided by the utility model, with keeping out the wind
Plate slows down the air of high speed sucking, is compressed in air-out chamber air by the blade of rotation, until intracavity gas pressure is big
In ambient pressure, the gas that air outlet is discharged is limited in by the region relatively concentrated by diversion air duct so that burn in burner
Alcohol Flame is unlikely to run helter-skelter, and combustion-supporting effect is more preferably.
Description of the drawings
Fig. 1 is a kind of sectional side elevation of blower device for alcohol direct-combustion furnace；
Fig. 2 is a kind of sectional side elevation of impeller in blower device for alcohol direct-combustion furnace；
Fig. 3 is a kind of upward view of impeller in blower device for alcohol direct-combustion furnace；
Fig. 4 is a kind of upward view of the 4th shell in blower device for alcohol direct-combustion furnace；
Fig. 5 is a kind of vertical view of air intake vent in blower device for alcohol direct-combustion furnace；
In figure：1- first motor shells, the second motor housings of 2-, 3- third shells, the 4th shells of 4-, 5- cover boards, 6- master
Axis, 7- air intake vents, 8- air outlets, the first engaging lugs of 11-, the second engaging lugs of 21-, 31- dowels, 41- water conservancy diversion bases, 42- water conservancy diversion
Plate, 61- driving portions, 62- support portions, 63- wind shields, 64- blades, 65- axle sleeves, 611- second location holes, 651- first are positioned
Hole.
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
As shown in Figs. 1-5：A kind of blower device for alcohol direct-combustion furnace, including motor, shell, impeller, the motor
It is connected with the impeller, air-inlet chamber, air-out chamber is equipped in the shell, one end of the motor is arranged in the air-inlet chamber,
The impeller is arranged in the air-out chamber；The air-out chamber includes air outlet 8；The air-inlet chamber includes air intake vent 7；The electricity
Machine includes main shaft 6, and main shaft 6 extends into the air-out chamber, is connected with the center of the impeller；It is the center of air outlet 8, described
The center of impeller, the center of air intake vent 7 are located along the same line, and the impeller includes barge board 63, blade 64, blade 64 etc.
It is arranged at intervals on the lower surface of wind shield 63；It is provided with deflector 42 on the inner wall of shell, deflector 42 and the shell keep out the wind
It is enclosed between plate 63 and sets to form diversion air duct.After opening motor, the air in air-out chamber is squeezed out air outlet because impeller rotates
8, air-out chamber is interior to form negative pressure, air is drawn out of following air-inlet chamber, the speed that outside air enters is very high, passes through wind shield
63 blocking speed slows down, and blade 64 constantly stirs so that air is gradually overstock in air-out chamber, and overstocked air is flowed into
In the diversion air duct of the top of wind shield 63, the air-supply air-flow stablized and concentrated is formed, it is combustion-supporting more efficient.In alcohol heater,
The rotating speed of regulation motor and the valve at burner can adjust required flame size.
Specifically, in order to design air duct upwards in the spindle shaft of motor, the motor further includes first motor shell 1,
Two motor housings 2 are provided with the first engaging lug 11 on first motor shell 1, the second engaging lug are provided on the second motor housing 2
21；First engaging lug 11 is screwed with the second engaging lug 21, and the radical length of the second engaging lug 21 is more than the first connection
The radical length of ear 11.Shell includes the 4th shell 4 of the third shell 3 and the package air-out chamber that wrap up the air-inlet chamber,
One end of the third shell 3 is connected with the first engaging lug 11, and the other end of third shell 3 is connected with the 4th shell 4.First
On engaging lug in addition to setting have with the second engaging lug 21 think cooperation screw hole other than, what is also set up has the connection with third shell 3
Matched connecting hole is held, third shell 3 is set in the outside of the second motor housing 2, and solid with the locking of the first engaging lug 11
Fixed, the gap between the second motor housing 2 and third shell 3 forms air-inlet chamber, the plane where the first engaging lug 11 herein
Form air intake vent 7.
In order to preferably form pressure difference between air-inlet chamber and air-out chamber, it is arranged between third shell 3 and the 4th shell 4
There is cover board 5, main shaft 6 passes through cover board 5 and extends into the air-out chamber to be connected with impeller.It is set on the internal perisporium of third shell 3
It is equipped with dowel 31, cover board 5 is fixed with dowel 31 by screw lock.Several ventholes, air intake vent 7 are provided on cover board 5
The wind at place is squeezed because pressure difference reason enters the impeller that air-out chamber is rotated from venthole up to air outlet 8.
Specifically, the 4th shell 4 includes water conservancy diversion base 41, water conservancy diversion base 41 is located at the top of wind shield 63, and deflector 42 is arranged
In the lower surface of water conservancy diversion base 41, deflector 42 is arranged at equal intervals, and compressed air is via the water conservancy diversion between adjacent baffle 42
When air duct, air is guided to air outlet 8 by deflector 42.
In order to allow the wind that air outlet 8 comes out to have certain spiral effect, the bending setting of deflector 42 is in arcuation, blade 64
Bending setting is also in arcuation, and deflector 42 is identical as the overbending direction of blade 64.The compressed air edge stirred via blade 64
The direction for the rotation of blade 64 rotates, when rotation is at diversion air duct, because consistent with the direction in air duct, so the rotating speed of wind is just not
It can reduce, it is screw type to go out air outlet.
Specifically, in order to preferably coordinate with main shaft 6, it includes axle sleeve 65, plate face, axle sleeve 65 to facilitate installation, wind shield 63
It is arranged at the center of the plate face, axle sleeve 65 is set on main shaft 6, so that axle sleeve 65 is closely tied with main shaft 6 by interference fit
Driving impeller rotation can be realized in conjunction.
Specifically, for more convenient dismounting, axle sleeve 65 and a kind of preferable connection type of main shaft 6 be, axle sleeve 65
First positioning hole 651 is provided on peripheral surface；Main shaft 6 includes driving portion 61, and the diameter of driving portion 61 is less than the bore of axle sleeve 65,
It is provided on driving portion 61 and positions two with 651 matched second location hole 611 of first positioning hole, one positioning pin of insertion
Hole is locked, to more convenient dismounting impeller, in case repair adjustment.
Specifically, in order to it is better with firm main shaft 6 further include support portion 62 with axle sleeve 65, main shaft 6, support portion 62 it is straight
Diameter is more than the bore of axle sleeve 65, and when assembling, support portion 62 can facilitate the quick positioning of axle sleeve 65, can also make impeller and driving portion
61 combination is more firm.
The embodiment of the utility model is explained in detail above in association with attached drawing, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the scope of protection of the utility model.
Claims (10)
1. a kind of blower device for alcohol direct-combustion furnace, including motor, shell, impeller, the motor are connected with the impeller,
Air-inlet chamber, air-out chamber are equipped in the shell, one end of the motor is arranged in the air-inlet chamber, and the impeller is arranged in institute
It states in air-out chamber；It is characterized in that：The air-out chamber includes air outlet；The air-inlet chamber includes air intake vent；The motor includes
Main shaft, the main shaft extend into the air-out chamber, are connected with the center of the impeller；It is the center of the air outlet, described
The center of impeller, the air intake vent center be located along the same line；The impeller includes wind shield, blade, the blade etc.
It is arranged at intervals on the lower surface of the wind shield；Be provided with deflector on the inner wall of the shell, the deflector with it is described outer
It is enclosed between shell, the wind shield and sets to form diversion air duct.
2. a kind of blower device for alcohol direct-combustion furnace according to claim 1, it is characterised in that：The motor also wraps
First motor shell, the second motor housing are included, is provided with the first engaging lug on the periphery wall of the first motor shell, described
The second engaging lug is provided on the periphery wall of two motor housings；First engaging lug is solid by screw with second engaging lug
Fixed, the radical length of second engaging lug is more than the radical length of first engaging lug.
3. a kind of blower device for alcohol direct-combustion furnace according to claim 2, it is characterised in that：The shell includes
It wraps up the third shell of the air-inlet chamber and wraps up the 4th shell of the air-out chamber, one end of the third shell and described the
One engaging lug is connected, and the other end of the third shell is connected with the 4th shell.
4. a kind of blower device for alcohol direct-combustion furnace according to claim 3, it is characterised in that：The third shell
Be provided with cover board between the 4th shell, the main shaft pass through the cover board and extend into the air-out chamber with impeller phase
Even.
5. a kind of blower device for alcohol direct-combustion furnace according to claim 4, it is characterised in that：The third shell
Internal perisporium on be provided with dowel, the cover board is fixed with dowel by screw lock.
6. a kind of blower device for alcohol direct-combustion furnace according to claim 5, it is characterised in that：4th shell
Including water conservancy diversion base, the water conservancy diversion base is located at the top of the wind shield, and the deflector is arranged in the lower surface of the water conservancy diversion base,
The deflector is arranged at equal intervals.
7. a kind of blower device for alcohol direct-combustion furnace according to claim 6, it is characterised in that：The deflector is curved
Folding setting is in arcuation, and the blade bent setting is also in arcuation, and the deflector is identical as the overbending direction of the blade.
8. a kind of blower device for alcohol direct-combustion furnace according to claim 7, it is characterised in that：The wind shield packet
Axle sleeve, plate face are included, the axis is set on the center of the plate face.
9. a kind of blower device for alcohol direct-combustion furnace according to claim 8, it is characterised in that：Outside the axle sleeve
First positioning hole is provided on circumferential surface；The main shaft includes driving portion, and the diameter of the driving portion is less than the bore of the axle sleeve,
It is provided on the driving portion and the matched second location hole of the first positioning hole.
10. a kind of blower device for alcohol direct-combustion furnace according to claim 9, it is characterised in that：The main shaft is also
Including support portion, the diameter of the support portion is more than the bore of the axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820271320.4U CN208073827U (en) | 2018-02-26 | 2018-02-26 | A kind of blower device for alcohol direct-combustion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820271320.4U CN208073827U (en) | 2018-02-26 | 2018-02-26 | A kind of blower device for alcohol direct-combustion furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208073827U true CN208073827U (en) | 2018-11-09 |
Family
ID=64039252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820271320.4U Expired - Fee Related CN208073827U (en) | 2018-02-26 | 2018-02-26 | A kind of blower device for alcohol direct-combustion furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208073827U (en) |
-
2018
- 2018-02-26 CN CN201820271320.4U patent/CN208073827U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 |