CN209569180U - A kind of dedicated low-noise fan of automatic car washing machine - Google Patents
A kind of dedicated low-noise fan of automatic car washing machine Download PDFInfo
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- CN209569180U CN209569180U CN201821828629.5U CN201821828629U CN209569180U CN 209569180 U CN209569180 U CN 209569180U CN 201821828629 U CN201821828629 U CN 201821828629U CN 209569180 U CN209569180 U CN 209569180U
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- connector sleeve
- impeller
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Abstract
The utility model discloses a kind of dedicated low-noise fans of automatic car washing machine comprising fan shroud, motor and draught fan impeller；Draught fan impeller includes several blades, connector sleeve and the air intake impeller disk and the inner end impeller disk positioned opposite；The inner end impeller disk is sheathed on the output shaft of motor and is keyed connector sleeve in the outer end of output shaft, and wherein connector sleeve is fixedly connected on the inner end impeller disk；Wherein, blade is divided into first group of blade and second group of blade, second group of blade and first group of blade stagger interphase distribution, and second group of blade is that band stretches prestressing force in vulcanized rubber material and second group of blade；Conventional metals material blade is originally replaced using vulcanized rubber material spacing with blades, reduces the self weight of draught fan impeller significantly；One side manufacturing process can't destroy the balance of draught fan impeller, on the other hand significantly reduce draught fan impeller weight, will not destroy connector sleeve some microseismic activities during the work time.
Description
Technical field
Currently, domestic automobile ownership has greatly increased, with the increase of cost of labor, the overall cost of carwash industry
Greatly increase, for this purpose, now carwash industry be especially in the large-scale all mating automatic car washing equipment of StoreFront；Domestic automatic car washing
Machine equipment is equipped with several blowers, dries up for the side of automobile after cleaning and top surface.
Existing blower by fan shroud, draught fan impeller and motor form, wherein draught fan impeller by end plate, be connected to end plate
Blade and key connection in motor output shaft axle sleeve form, in the production process, need to tap axle sleeve outer end make its key connection in
Output shaft, but since axle sleeve is rigidly connected in end plate and blade, this just destroys the balance of draught fan impeller, and in addition material is by gold
Belong to manufacture, own wt is big, after long-term operation, as long as have it is slightly uneven, axle sleeve will deformation, eventually lead to draught fan impeller
The situations such as vibration, work abnormal sound.
Background technique
The utility model relates to automatic car washing machine technical field more particularly to a kind of dedicated low noise wind of automatic car washing machine
Machine.
Utility model content
One of the purpose of this utility model is to provide a kind of dedicated low-noise fan of automatic car washing machine, by connector sleeve and blower
Impeller is individually designed, draught fan impeller is first inserted in manufacturing process, then connector sleeve is tapped key connection in output shaft, finally by impeller
The inner end impeller disk of blower is adjacent to connector sleeve and is bolted to connection or is welded to connect；In addition, it is originally using vulcanization
Rubber material spacing with blades replaces conventional metals material blade, reduces the self weight of draught fan impeller significantly；On the one hand, it made
Journey can't destroy the balance of draught fan impeller, on the other hand, draught fan impeller weight be significantly reduced, even if having during the work time
Vibration will not destroy connector sleeve slightly.
To solve short car washer service life of fan in the prior art, work abnormal sound, from great technical problem, this is practical
It is novel to provide a kind of dedicated low-noise fan of automatic car washing machine comprising fan shroud, be installed on fan shroud back motor and
It is installed on the draught fan impeller of fan shroud inner cavity；
The fan shroud includes circumferential girth sheets, is set to the positive air intake ring flat-plate of circumferential girth sheets, is set to circumferential girth sheets
The installation backboard at back and the air-exhausting duct for being set to circumferential girth sheets side；
The motor is fixedly installed in the installation backboard outer end and passes through output shaft described in the installation backboard protrudes into
Fan shroud inner cavity；
The draught fan impeller includes several blades, connector sleeve and the air intake impeller disk and inner end impeller positioned opposite
Disk；The blade is connected between the air intake impeller disk and the inner end impeller disk, and blade is in the inner end impeller disk
Mandrel is axle center and the radially distributed disk in the inner end impeller disk, and the blade is perpendicular to the inner end impeller disk
Disk, air intake impeller disk center open up round air inlet, the inner end impeller disk be sheathed on the motor output shaft,
And it is keyed the connector sleeve in the outer end of the output shaft, wherein the connector sleeve is fixedly connected on the inner end impeller disk；
Wherein, the blade is divided into first group of blade and second group of blade, second group of blade and first group of leaf
Piece interlocks interphase distribution, and second group of blade is that band stretches prestressing force in vulcanized rubber material and second group of blade.
Preferably, in order to improve the integral strength of draught fan impeller, a kind of automatic car washing machine provided by the utility model is dedicated
Low-noise fan, wherein the cross section of the air intake impeller disk is arc-shaped and arc port is towards outer end, and such design increases
The big connection area of blade and the air intake impeller disk, enhances integral strength significantly.
Further, it is contemplated that draught fan impeller can inevitably generate uneven dancing after long-term operation, and tradition connects firmly
The mode of connecing can aggravate the phenomenon, a kind of dedicated low-noise fan of automatic car washing machine provided by the utility model, wherein the connection
Set includes output shaft axle sleeve and the impeller disk connecting flange for being shaped in output shaft axle sleeve periphery, and the connector sleeve is along female
Line opening, is equivalent to a spring pocket, can absorb alleviation to a certain extent and swing.
Preferably, in order to further enhance draught fan impeller part antidetonation damping capaicty, one kind provided by the utility model is certainly
The dynamic dedicated low-noise fan of car washer, wherein the connector sleeve inner ring diameter and be gradually increased by inner end to outer extreme direction, in institute
It states and has poured vulcanised rubber layer on connector sleeve inner ring face and the vulcanised rubber layer thickness is gradually increased by inner end to outer extreme direction
So that inner ring diameter is equal with the output shaft outer diameter, on the one hand this design makes connector sleeve inner ring face fit closely output shaft,
On the other hand, draught fan impeller occur dancing when, draught fan impeller drive connector sleeve swing, vulcanised rubber layer from the inside to the outside by
Cumulative thickness will significantly absorb vibration energy, and slow down seismism.
Preferably, in order to enhance the bonding strength of vulcanised rubber layer Yu connector sleeve inner ring face, provided by the utility model one
The kind dedicated low-noise fan of automatic car washing machine, wherein open up mesh grille groove on connector sleeve inner ring face.
Further, the dedicated low-noise fan of a kind of automatic car washing machine provided by the utility model, wherein further include first
Annular magnet and the second annular magnet, the first annular magnet are sheathed on the output shaft and are fixedly installed in the installation back
Plate inner wall, second annular magnet are sheathed on the output shaft and are fixedly installed in the inner end impeller disk, wherein described
One annular magnet and the second annular magnet homopolar-repulsion arrangement；The above design considers that fan shroud is in quiet in blower operating
Only state, first annular magnet are fixedly installed in installation backboard inner wall and are also at static state, is arranged on draught fan impeller when repelling each other
When second annular magnet is swung with draught fan impeller, two pieces of magnet repulsive interaction power can limitation wind to a certain extent
Machine impeller is in dynamic balance state, avoids the noise that uneven rotation generates.
Further, considering for security risk and wind-guiding efficiency, a kind of automatic car washing machine provided by the utility model
Dedicated low-noise fan, wherein it further include funnel-form air inlet cover, bell mouth outer is fixedly connected on the air intake ring flat-plate,
Spout of funnel passes through the middle section that the round air inlet ends in the draught fan impeller.
Further, general blower over body case is thiner, if the installation backboard of fan shroud is directly bolted
It, may be provided by the utility model a kind of automatic there is a phenomenon where tearing or deforming in long-term faint vibration in motor
The dedicated low-noise fan of car washer, in order to improve connection reliability, wherein further include connecting plate, the connecting plate is connected to institute
It states between installation backboard and the motor.
A kind of dedicated low-noise fan of automatic car washing machine of the utility model has the advantage that this reality compared with prior art
With novel fan impeller blade in such a way that two groups of spacing with blades are arranged, and wherein one group be vulcanized rubber material, and have
Stretching prestressing force, on the one hand, blade material substitutes conventional metals material using vulcanized rubber, significantly reduces draught fan impeller weight,
Slight vibration is reduced to the destruction power of draught fan impeller, on the other hand, band stretches prestressing force in vulcanized rubber, reliably will
The air intake impeller disk and the inner end impeller disk tense, so that overall structure is more compact；Pass through in addition, draught fan impeller is different from tradition
Central Hard link axle sleeve is directly keyed the structure of motor output shaft, individually increases connecting jacket structure in the fabrication process, taps
Connector sleeve realizes the key connection with output shaft, and draught fan impeller is then connected to connector sleeve again, avoids and destroys dynamic balancing
Draught fan impeller balance, to reduce the running noise of draught fan impeller from the root.
Another purpose of the utility model is to provide a kind of assembly method, is to eliminate the company of percussion in manufacturing process
Generated stress concentration phenomenon when female connector, referring to steel modifier treatment when quenching and tempering process, keep its structure more reliable, transport
Make decibel and is in more low-level；The utility model separately provides a kind of assembly method, and it is dedicated low to be related to above-mentioned automatic car washing machine
Noise blower, comprising the following steps:
Get motor, fan shroud, draught fan impeller and connector sleeve ready；
Fan shroud is bolted in motor, and motor output shaft is passed through into fan shroud and protrudes into the fan shroud inner cavity；
Draught fan impeller is put into the fan shroud inner cavity and is placed on the output shaft；
Connector sleeve is placed on output shaft end and tapping connector sleeve outer end is installed in place it；
Adjust the opening up of the connector sleeve；
Hot melt rubber is poured in the opening；
The inner end impeller disk of draught fan impeller is placed on connector sleeve after hot melt rubber is cooled to room temperature solidification and passes through bolt
The connector sleeve is fixedly connected with draught fan impeller.
The stress concentration phenomenon that above method generates after quenching referring to steel, after eliminated by tempering stress concentration
More preferable quality is had reached, deformation occurs for the connector sleeve after the utility model percussion, easily leads to stress collection in the opening of connector sleeve
In, high temperature hot melt rubber is poured in opening at this time, is on the one hand heated to connector sleeve, eliminates opening stress, on the other hand
Hot melt rubber makes connector sleeve and output axis connection more reliable again.
Detailed description of the invention
Fig. 1 is a kind of dedicated low-noise fan Structure explosion diagram of automatic car washing machine of the utility model；
Fig. 2 is another party's bit architecture schematic diagram of Fig. 1；
Fig. 3 ties up a kind of blade construction schematic diagram of the dedicated low-noise fan of automatic car washing machine of the utility model；
Fig. 4 is a kind of connector sleeve the schematic diagram of the section structure of the dedicated low-noise fan of automatic car washing machine of the utility model.
Wherein: 1, fan shroud；100, circumferential girth sheets；101, air intake ring flat-plate；102, backboard is installed；103, air-exhausting duct；2,
Motor；3, draught fan impeller；300, blade；3000, first group of blade；3001, second group of blade；301, connector sleeve；3010, it exports
Axis axle sleeve；3011, impeller disk connecting flange；302, the air intake impeller disk；3020, round air inlet；303, the inner end impeller disk；4,
Funnel-form air inlet cover；5, connecting plate；6, vulcanised rubber layer；7, first annular magnet；8, the second annular magnet.
Specific embodiment
Technical solutions of the utility model are described in further detail with reference to the accompanying drawing:
Embodiment 1
As shown, present embodiments providing a kind of dedicated low-noise fan of automatic car washing machine comprising fan shroud 1, peace
Motor 2 loaded on 1 back of fan shroud and the draught fan impeller 3 for being installed on 1 inner cavity of fan shroud；
The fan shroud 1 includes circumferential girth sheets 100, is set to the positive air intake ring flat-plate 101 of circumferential girth sheets 100, setting
In circumferential 100 back of girth sheets installation backboard 102 and be set to the air-exhausting duct 103 of circumferential 100 side of girth sheets；
The motor 2 is fixedly installed in 102 outer end of installation backboard and output shaft is passed through the installation backboard 102
Protrude into 1 inner cavity of fan shroud；
The draught fan impeller 3 includes several blades 300, connector sleeve 301 and 302 and of the air intake impeller disk positioned opposite
The inner end impeller disk 303；The blade 300 is connected between the air intake impeller disk 302 and the inner end impeller disk 303, and blade
300 using the central axis of the inner end impeller disk 303 as axle center and the radially distributed disk in the inner end impeller disk 303,
For the blade 300 perpendicular to the disk of the inner end impeller disk 303,302 center of the air intake impeller disk opens up round air inlet
Mouth 3020, the inner end impeller disk 303 are sheathed on the output shaft of the motor 2 and are keyed institute in the outer end of the output shaft
Connector sleeve 301 is stated, wherein the connector sleeve 301 is fixedly connected on the inner end impeller disk 303, wherein connector sleeve 301 includes defeated
Shaft axle sleeve 3010 and the impeller disk connecting flange 3011 for being shaped in 3010 periphery of output shaft axle sleeve, the connector sleeve
301 are open along bus, are equivalent to a spring pocket, can absorb alleviation to a certain extent and swing；
Wherein, the blade 300 divides for first group of blade 3000 and second group of blade 3001, second group of blade 3001
Staggeredly interphase distribution, second group of blade 3001 are vulcanized rubber material and described second with first group of blade 3000
Band stretches prestressing force in group blade 3001.
Meanwhile in order to improve the integral strength of draught fan impeller 3, the air intake impeller disk described in the present embodiment 302 it is transversal
Face is arc-shaped and arc port is towards outer end, and such design increases the connection area of blade 300 Yu the air intake impeller disk 302,
Integral strength is improved significantly.
Further, considering for security risk and wind-guiding efficiency, the present embodiment further includes funnel-form air inlet cover 4,
Bell mouth outer is fixedly connected on the air intake ring flat-plate 101, and spout of funnel ends in described across the round air inlet 3020
The middle section of draught fan impeller 3.
Further, general blower over body case is thiner, if by the direct bolt of installation backboard 102 of fan shroud 1
It is connected to motor 2, it may be there is a phenomenon where tearing or deforming in long-term faint vibration, the present embodiment connects to improve
Reliability, wherein further include connecting plate 5, the connecting plate 5 is connected between the installation backboard 102 and the motor 2.
The blade 300 of the present embodiment draught fan impeller 3 in such a way that two groups of spacing with blades are arranged, and wherein one group be vulcanization
Rubber material, and have stretching prestressing force, on the one hand, blade material substitutes conventional metals material using vulcanized rubber, significant to drop
Low draught fan impeller weight reduces slight vibration to the destruction power of draught fan impeller 3, and on the other hand, band is drawn in vulcanized rubber
Prestressing force is stretched, reliably tenses the air intake impeller disk 302 and the inner end impeller disk 303, so that overall structure is more compact；This
Outside, draught fan impeller 3 is different from the structure that tradition is directly keyed motor output shaft by central Hard link axle sleeve, in manufacturing process
In individually increase by 301 structure of connector sleeve, tap connector sleeve 301 and realize key connection with output shaft, then again connect draught fan impeller 3
It is connected to connector sleeve 301, the balance for destroying the draught fan impeller 3 that dynamic balancing measurement has been crossed is avoided, to reduce wind from the root
The running noise of machine impeller 3.
Embodiment 2
In order to further enhance draught fan impeller part antidetonation damping capaicty, in the present embodiment 301 inner ring diameter of connector sleeve and
It is gradually increased by inner end to outer extreme direction, has poured vulcanised rubber layer 6 and the vulcanization on the 301 inner ring face of connector sleeve
6 thickness of rubber layer is gradually increased by inner end to outer extreme direction so that 6 inner ring diameter of vulcanised rubber layer and the output shaft outer diameter phase
Deng, this design on the one hand makes 301 inner ring face of connector sleeve fit closely output shaft, on the other hand, swung in draught fan impeller 3
When phenomenon, draught fan impeller 3 drives connector sleeve 301 to swing, and vulcanised rubber layer 6 will significantly absorb shake by inner end to outer progressive additive
Energy slows down seismism.
Meanwhile in order to enhance the bonding strength of vulcanised rubber layer 6 Yu 301 inner ring face of connector sleeve, the present embodiment is in the company
Female connector opens up mesh grille groove (not shown) on 301 inner ring face.
Further, the present embodiment further includes first annular magnet 7 and the second annular magnet 8, the first annular magnet 7
It is sheathed on the output shaft and is fixedly installed in 102 inner wall of installation backboard, second annular magnet 8 is sheathed on described defeated
Shaft is simultaneously fixedly installed in the inner end impeller disk 303, wherein the first annular magnet 7 and second annular magnet 8 are same
Pole is repelled each other arrangement；The above design considers that fan shroud 1 remains static in blower operating, and first annular magnet 7 is fixedly mounted
In installation 102 inner wall of backboard, it is also at static state, when the second annular magnet 8 being arranged on draught fan impeller 3 that repels each other is with blower leaf
Wheel 3 is when swinging, two pieces of magnet repulsive interaction power can limitation draught fan impeller 3 to a certain extent be in dynamic balance shape
State avoids the noise that uneven rotation generates.
Remaining structure is with embodiment 1, and this will not be repeated here.
The present embodiment taps generated stress concentration phenomenon when connector sleeve in order to eliminate in manufacturing process, referring to the tune of steel
Quenching and tempering process, keep its structure more reliable when matter processing, and running decibel is in more low-level；One kind is additionally provided to wash automatically
The assembly method of the dedicated low-noise fan of vehicle device, comprising the following steps:
Get motor 2, fan shroud 1, draught fan impeller 3 and connector sleeve 301 ready；
Fan shroud 1 is bolted in motor 2, and 2 output shaft of motor is passed through into fan shroud 1 and is protruded into the fan shroud 1
Chamber；
Draught fan impeller 3 is put into 1 inner cavity of fan shroud and is placed on the output shaft；
Connector sleeve 301 is placed on output shaft end and tapping 301 outer end of connector sleeve is installed in place it；
Adjust the opening up of the connector sleeve 301；
Hot melt rubber is poured in the opening；
The inner end impeller disk 303 of draught fan impeller 3 is placed on connector sleeve 301, simultaneously after hot melt rubber is cooled to room temperature solidification
The connector sleeve 301 is fixedly connected with draught fan impeller 3 by bolt.
The stress concentration phenomenon that above method generates after quenching referring to steel, after eliminated by tempering stress concentration
More preferable quality is had reached, deformation occurs for the connector sleeve 301 after the utility model percussion, easily leads in the opening of connector sleeve 301
Stress is concentrated, and at this time pours high temperature hot melt rubber in opening, is on the one hand heated to connector sleeve 301, and opening stress is eliminated,
Another aspect hot melt rubber makes connector sleeve 301 and output axis connection more reliable again.
It should be noted last that the above specific embodiment is only to illustrate the technical solution of the utility model rather than limits
System, although the utility model is described in detail referring to embodiment, those skilled in the art should understand that, it can be with
The technical solution of the present invention is modified or equivalently replaced, without departing from technical solutions of the utility model spirit and
Range should all cover in the scope of the claims of the utility model.
Claims (8)
1. a kind of dedicated low-noise fan of automatic car washing machine, it is characterised in that: including fan shroud, be installed on the electricity at fan shroud back
Machine and the draught fan impeller for being installed on fan shroud inner cavity；
The fan shroud includes circumferential girth sheets, is set to the positive air intake ring flat-plate of circumferential girth sheets, is set to circumferential girth sheets back
Installation backboard and be set to the air-exhausting duct of circumferential girth sheets side；
The motor, which is fixedly installed in the installation backboard outer end and output shaft is passed through the installation backboard, protrudes into the blower
Cover inner cavity；
The draught fan impeller includes several blades, connector sleeve and the air intake impeller disk and the inner end impeller disk positioned opposite；Institute
It states blade to be connected between the air intake impeller disk and the inner end impeller disk, and blade is with the central axis of the inner end impeller disk
Axle center and the radially distributed disk in the inner end impeller disk, the blade perpendicular to the inner end impeller disk disk,
Air intake impeller disk center opens up round air inlet, the inner end impeller disk be sheathed on the output shaft of the motor and
The outer end of the output shaft is keyed the connector sleeve, wherein the connector sleeve is fixedly connected on the inner end impeller disk；
Wherein, the blade is divided into first group of blade and second group of blade, and second group of blade and first group of blade are handed over
Wrong interphase distribution, second group of blade are that band stretches prestressing force in vulcanized rubber material and second group of blade.
2. the dedicated low-noise fan of automatic car washing machine according to claim 1, it is characterised in that: the air intake impeller disk
Cross section is arc-shaped and arc port is towards outer end.
3. the dedicated low-noise fan of automatic car washing machine according to claim 1, it is characterised in that: the connector sleeve includes defeated
Shaft axle sleeve and the impeller disk connecting flange for being shaped in output shaft axle sleeve periphery, the connector sleeve are open along bus.
4. the dedicated low-noise fan of automatic car washing machine according to claim 3, it is characterised in that: the connector sleeve inner ring is straight
It diameter and is gradually increased by inner end to outer extreme direction, vulcanised rubber layer and the vulcanization has been poured on connector sleeve inner ring face
Rubber layer thickness is gradually increased by inner end to outer extreme direction so that inner ring diameter is equal with the output shaft outer diameter.
5. the dedicated low-noise fan of automatic car washing machine according to claim 4, it is characterised in that: in the connector sleeve inner ring
Mesh grille groove is opened up on face.
6. the dedicated low-noise fan of automatic car washing machine according to any one of claims 1 to 5, it is characterised in that: also wrap
First annular magnet and the second annular magnet are included, the first annular magnet is sheathed on the output shaft and is fixedly installed in described
Backboard inner wall is installed, second annular magnet is sheathed on the output shaft and is fixedly installed in the inner end impeller disk, wherein
The first annular magnet and the second annular magnet homopolar-repulsion arrangement.
7. the dedicated low-noise fan of automatic car washing machine according to claim 6, it is characterised in that: further include funnel-form air inlet
Mask, bell mouth outer are fixedly connected on the air intake ring flat-plate, and spout of funnel passes through the round air inlet and ends in the wind
The middle section of machine impeller.
8. the dedicated low-noise fan of automatic car washing machine according to claim 6, it is characterised in that: it further include connecting plate, institute
Connecting plate is stated to be connected between the installation backboard and the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828629.5U CN209569180U (en) | 2018-11-07 | 2018-11-07 | A kind of dedicated low-noise fan of automatic car washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821828629.5U CN209569180U (en) | 2018-11-07 | 2018-11-07 | A kind of dedicated low-noise fan of automatic car washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209569180U true CN209569180U (en) | 2019-11-01 |
Family
ID=68321350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821828629.5U Active CN209569180U (en) | 2018-11-07 | 2018-11-07 | A kind of dedicated low-noise fan of automatic car washing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209569180U (en) |
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2018
- 2018-11-07 CN CN201821828629.5U patent/CN209569180U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211124 Address after: 201507 building 4, 899 Yuegong Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee after: SHANGHAI JIAHONG AUTOMATION EQUIPMENT CO.,LTD. Patentee after: Jiangyin Furen High Tech Co., Ltd Address before: 201500 building 4, No. 899, Yuegong Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee before: SHANGHAI JIAHONG AUTOMATION EQUIPMENT CO.,LTD. |
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| TR01 | Transfer of patent right |