CN105650843B - A kind of blade structure and the air conditioner with it - Google Patents
A kind of blade structure and the air conditioner with it Download PDFInfo
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- CN105650843B CN105650843B CN201510947958.6A CN201510947958A CN105650843B CN 105650843 B CN105650843 B CN 105650843B CN 201510947958 A CN201510947958 A CN 201510947958A CN 105650843 B CN105650843 B CN 105650843B
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- indent
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- 238000009434 installation Methods 0.000 claims description 5
- 230000000875 corresponding Effects 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 abstract description 3
- 238000010009 beating Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 229940035295 Ting Drugs 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The present invention relates to field of air conditioning, more particularly to a kind of blade structure and with its air conditioner, including fan blade and motor, there is the shaft of protrusion on motor, the shaft sleeve being connected with shaft is provided on fan blade, it is cased with washer in shaft root, its shaft and the shaft sleeve are limited by ball position limiting structure and confined planes structure, there is certain dismounting gap between washer in the seating side and motor of fan blade, the present invention becomes the screw fixation method between traditional fan blade and shaft in order to which ball is fixed, improve assembly or disassembly efficiency, it is firm to connect, it is not easy to loosen, noise will not thus occur, the present invention is without beating screw hole simultaneously, overcome the defect for needing to beat " opening " influence air quantity on through-flow fan blade Outer blade and generating noise.
Description
Technical field
The present invention relates to field of air conditioning, and in particular to a kind of blade structure and the air conditioner with it.
Background technology
Air conditioner needs to drive fan blade rotation by motor, the fixed structure of traditional cross flow fan blade of air conditioner and motor be by
Machine shaft is inserted into the axle sleeve on through-flow fan blade, is then provided with screw on axle sleeve lateral wall, and rotating the screw will be electric
Machine shaft is fixed in the axle sleeve of through-flow fan blade.This method to need rotary screw, through-flow fan blade in assembly or disassembly
Axle sleeve generally inside fan blade, in this way, needing that a receiving is arranged on through-flow fan blade Outer blade in rotary screw
The opening that screwdriver enters, to rotate time-consuming and laborious by the opening rotary screw, seriously affects efficiency of assembling.Screw simultaneously
Connection is easy to loosen, and through-flow fan blade and the fixed screw loosening of motor unurgent cause fan blade to connect not firm generation noise pole
The big satisfaction after sale for affecting user.In addition to this setting being open on through-flow fan blade is but also through-flow fan blade is integrally blown
Amount weakens, and when through-flow fan blade works, the disconnected blade in opening also will produce noise.
Invention content
In order to solve to need to fix machine shaft and fan blade sleeve with screw when traditional fan blade is connected with motor, cause to fill
With inefficiency, connection is not firm, the problem of easy ting produce noise, and the present invention provides one kind to position without screw, assembly effect
Rate is high, connects a kind of firm air-conditioning fan blade structure.In order to reach this effect, the technical solution adopted by the present invention is：It is a kind of
Blade structure, including fan blade and motor have the shaft of protrusion on the motor, are provided on fan blade and the shaft is connected
Shaft sleeve, be cased with washer in the shaft root, the shaft and the shaft sleeve pass through ball position limiting structure and limit
Plane structure is limited, and has certain dismounting gap between the seating side of the fan blade and the dynamoelectric machine grommet.The present invention
In do not have to be positioned using screw countershaft and sleeve, directly positioned using confined planes and roll structure, improve dress
With efficiency.In dismounting, screwdriver side is extend into the dismounting gap, screwdriver is rotated or agitate, gives the peace of fan blade
The thrust of side one is filled, which makes roll structure loosen, convenient disassembly.
Preferably, the confined planes structure includes the lower limit plane being arranged on the downside of the shaft, which is to set
The indent platform structure fallen in the axis of rotation outer surface on the downside of shaft is set, which prevents shaft in shaft
Relative rotation occurs in sleeve.
Preferably, position corresponds to the protrusion that the indent platform structure is provided with protrusion on the downside of the shaft sleeve inner wall
Platform structure, the raised platforms structure and indent platform structure cooperation positioning, such machine shaft and motor sleeve structure
Just it is not susceptible to relative rotation.
Preferably, the ball position limiting structure includes：Indent circular hole, the indent circular hole are arranged in the shaft,
It is fallen in axis of rotation outer wall；Circular through hole is arranged on shaft sleeve side wall, which corresponds to the indent in shaft
Circular hole is arranged；Ball is mounted in circular through hole from shaft sleeve side wall, and enters shaft by circular through hole part
On indent circular hole in；Outer fixinig plate, for ball to be fixed on shaft hole outer surface.
Preferably, if the depth for being recessed the part in the shaft in indent circular hole in the ball is h, the ball
Radius is r, then meets between h and r：1/4<h/r<1/2.
Preferably, the distance in the dismounting gap is 1.5mm-6mm.
Preferably, the dismounting gap is 2mm-4mm, is generally dismantled with screwdriver in dismounting, so the dismounting gap
The generally higher than thickness of screwdriver side is less than the positive width of screwdriver.
Preferably, the outer fixinig plate is wrapped on the outer wall of the shaft sleeve and the ball is passed through the shaft
Circular through hole on the side wall of hole is pressed in the indent circular hole in shaft.
Preferably, the outer fixinig plate is partly wrapped on the outer wall of the shaft hole, and one end of fixinig plate curves inwardly shape
At connection fixture block, indent card slot is provided on rotary shaft through hole outer wall, fixinig plate is connected to the indent card by connecting fixture block
On slot.
Preferably, corresponding installation ball position is provided with round hole on the outer fixinig plate, and the diameter of the round hole is less than
The diameter of ball.
Preferably, between the wrap angle of the outer fixinig plate package shaft is 180 ° -300 °.
Preferably, the wrap angle of the outer fixinig plate package shaft is 270 °.
The present invention also provides a kind of air conditioner, which includes a kind of blade structure.
Beneficial effects of the present invention：1. the present invention becomes the screw fixation method between traditional fan blade and shaft to roll
Pearl is fixed, and assembly or disassembly efficiency is improved；
2. the side of machine shaft is passed through by the axial displacement of ball limiting motor, other side under motor in the present invention
Limit plane cooperation inside end lower limit plane and shaft limits machine shaft and fan blade sleeve relatively rotates, connection jail
It leans on, is not easy to loosen, noise will not thus occur.
3. the present invention is without beating screw hole, so " opening ", through-flow fan blade need not be beaten on through-flow fan blade Outer blade
Air output be unaffected, while will not be caused because of " opening " partial blade disconnect be easy shake generate noise.
Description of the drawings
Fig. 1 is blade motor attachment structure schematic diagram of the present invention；
Fig. 2 is blade motor connection knot schematic diagram in the present invention；
Fig. 3 is side view enlarged drawing in Fig. 2；
Fig. 4 is motor sleeve and outer fixinig plate structural schematic diagram in fan blade；
Fig. 5 is that outer fixinig plate is connected to the structural schematic diagram in motor sleeve.
Wherein 1 is fan blade, and 2 be motor, and 21 be shaft, and 11 be shaft sleeve, and 12 be seating side, and 22 be washer, and 23 are
Indent platform structure, 13 be raised platforms structure, and 24 be indent circular hole, and 13 be circular through hole, and 4 be ball, and 3 be outer fixation
Piece, 32 is connect fixture block, and 14 be indent card slot, and 31 be round hole.
Specific implementation mode
In order to make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment and join
According to attached drawing, the present invention is described in more detail.It should be understood that these descriptions are merely illustrative, and it is not intended to limit this hair
Bright range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid this is unnecessarily obscured
The concept of invention.
As shown, need not use screw that machine shaft and fan blade sleeve is fixed invention demonstrates a method a kind of
Blade structure, including fan blade 1 and motor 2 have the shaft 21 of protrusion on motor, is provided on fan blade 1 and is connected with shaft
Shaft sleeve 11, the shaft 21 and shaft sleeve 11 are limited by ball position limiting structure and confined planes structure.Confined planes knot
Structure includes the lower limit plane being arranged on the downside of shaft, which is to be recessed in the axis of rotation outer surface being arranged on the downside of shaft
The indent platform structure 23 gone, the indent platform structure 23 prevent shaft 21 from relative rotation occurring in shaft sleeve 11.
In order to enable limit is more secured, also it can correspond to the indent platform structure on the downside of shaft sleeve inner wall and set in position
It is equipped with the raised platforms structure 13 of protrusion, the raised platforms structure 13 and the indent platform structure 23 cooperation positioning, it is this to match
Closing positioning method makes limit more secured.
Ball position limiting structure includes：Indent circular hole 24, the indent circular hole are arranged in the shaft, axis of rotation outer wall
Inside fall in；Circular through hole 13 is arranged on shaft sleeve side wall, which corresponds to the indent circular hole in shaft and set
It sets；Ball 4 is mounted in circular through hole from shaft sleeve side wall, and is entered in shaft by circular through hole part
In concave arc hole；Outer fixinig plate 3, for ball to be fixed on shaft hole outer surface.
When mounted, outer fixinig plate 3 is wrapped on the outer wall of shaft sleeve and passes through ball on the shaft hole side wall
Circular through hole be pressed in the indent circular hole in shaft.The ball, which allows for machine shaft, in this way to be moved forward and backward.Outside
Corresponding installation ball position is provided with round hole on fixinig plate, and the diameter of the round hole 31 is less than the diameter of ball, such part
Roll structure can enter in round hole, and when installation is not easy to skid.
If the depth for being recessed the part in the shaft in indent circular hole in the ball is h, the ball bearing radius is
R then meets between h and r：1/4<h/r<1/2.It can both ensure that a part for ball fell to the interior concave arc in shaft in this way
Positioned in hole, will not because of indent circular hole diameters deep it is too big so that it is inconvenient when dismounting.
Outer fixinig plate is generally metal stator or plastics fixinig plate, and one end of outer fixinig plate curves inwardly to form connection
Fixture block 32, is provided with indent card slot 14 on shaft sleeve outer wall, and fixinig plate is connected to the indent card slot by connecting fixture block
On.The outer fixinig plate is partly wrapped on the outer wall of shaft hole, in general, outer fixed package shaft circumference angle is 180 °-
It is good in order to ensure to wrap effect between 300 °, it is also possible that fixation will not be too tight, install convenient, outer fixinig plate package
The preferred wrap angle of shaft is 270 °.
It is cased with washer 22 in shaft root, has certain dismantling bay between the seating side 12 and the dynamoelectric machine grommet of fan blade
Gap.In dismounting, screwdriver side is extend into the dismounting gap, screwdriver is rotated or agitate, gives the installation side of fan blade
One, face thrust, the thrust make the ball in roll structure loosen out, so that it may directly to disassemble, convenient disassembly.This is torn open
The distance in gap is unloaded between 1.5mm-6mm, for further, dismounting gap is optimal between 2mm-4mm, general in dismounting
It is dismantled with screwdriver, so the dismounting gap is generally higher than the thickness of screwdriver side, is less than the positive width of screwdriver.
Screw fixation method between traditional fan blade and shaft is become ball to the present invention and confined planes are fixed, and is promoted
Assembly or disassembly efficiency, avoids the generation of noise, can have to avoid much problems after sale and prodigious practical promote meaning
Justice.
Above it is shown that present disclosure and specific implementation, it should be appreciated that above-mentioned tool of the invention
Body embodiment is only used to illustrate or explain the principle of the present invention, but not to limit the present invention.Therefore, exist
Any modification, equivalent substitution, improvement and etc. done in the case of without departing from the spirit and scope of the present invention, should be included in this hair
Within bright protection domain.In addition, the appended claims of the present invention are intended to cover fall into attached claim scope and boundary or
Whole change and modification in this range of person and the equivalent form on boundary.
Claims (12)
1. a kind of blade structure, including fan blade and motor, there is the shaft of protrusion on the motor, be provided with and described turn on fan blade
The shaft sleeve that axis is connected, washer is cased in the shaft root, it is characterised in that：The shaft and the shaft sleeve
It is limited by ball position limiting structure and confined planes structure, has one between the washer in the seating side and motor of the fan blade
Fixed dismounting gap, the ball position limiting structure include：
Indent circular hole, the indent circular hole are arranged in the shaft, are fallen in axis of rotation outer wall；
Circular through hole is arranged on shaft sleeve side wall, which corresponds to the setting of the indent circular hole in shaft；
Ball is mounted in circular through hole from shaft sleeve side wall, and is entered in shaft by circular through hole part
In concave arc hole；
Outer fixinig plate, for ball to be fixed on shaft sleeve outer surface.
2. a kind of blade structure according to claim 1, which is characterized in that the confined planes structure includes being arranged described
Lower limit plane on the downside of shaft, the lower limit plane are the indent platform fallen in the axis of rotation outer surface being arranged on the downside of shaft
Structure, the indent platform structure prevent shaft from relative rotation occurring in shaft sleeve.
3. a kind of blade structure according to claim 2, which is characterized in that the position pair on the downside of the shaft sleeve inner wall
The indent platform structure is answered to be provided with the raised platforms structure of protrusion, the raised platforms structure and the indent platform structure are matched
Close positioning.
4. a kind of blade structure according to claim 1, which is characterized in that if in being recessed in the ball in the shaft
The depth of part in concave arc hole is h, and the ball bearing radius is r, then meets between h and r：1/4<h/r<1/2.
5. a kind of blade structure according to claim 1, which is characterized in that the distance in the dismounting gap is 1.5mm-
6mm。
6. a kind of blade structure according to claim 5, which is characterized in that the dismounting gap is 2mm-4mm.
7. a kind of blade structure according to claim 1, which is characterized in that the outer fixinig plate is wrapped in the shaft set
The circular through hole on the shaft sleeve side wall is passed through to be pressed on the interior concave arc in shaft on the outer wall of cylinder and by the ball
In hole.
8. a kind of blade structure according to claim 7, it is characterised in that the outer fixinig plate is partly wrapped in the shaft
On the outer wall of sleeve, one end of fixinig plate curves inwardly to form connection fixture block, leads on sleeve outer wall in shaft and is provided with indent card
Slot, fixinig plate are connected to by connecting fixture block on the indent card slot.
9. a kind of blade structure according to claim 8, which is characterized in that corresponding installation ball position on the outer fixinig plate
It installs and is equipped with round hole, the diameter of the round hole is less than the diameter of ball.
10. a kind of blade structure according to any one of claim 8 or 9, which is characterized in that the outer fixinig plate packet
Between the wrap angle for wrapping up in shaft is 180 ° -300 °.
11. a kind of blade structure according to claim 10, which is characterized in that the package of the outer fixinig plate package shaft
Angle is 270 °.
12. a kind of air conditioner, which is characterized in that including a kind of blade structure described in any one of claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947958.6A CN105650843B (en) | 2015-12-17 | A kind of blade structure and the air conditioner with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510947958.6A CN105650843B (en) | 2015-12-17 | A kind of blade structure and the air conditioner with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105650843A CN105650843A (en) | 2016-06-08 |
| CN105650843B true CN105650843B (en) | 2018-08-31 |
Family
ID=
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6158978A (en) * | 1998-08-26 | 2000-12-12 | Cary Products Co., Inc. | Blower housing motor mount adapter and gaskets |
| CN2823621Y (en) * | 2005-07-22 | 2006-10-04 | 珠海格力电器股份有限公司 | Fan device for domestic electrical appliance |
| CN201013622Y (en) * | 2007-02-01 | 2008-01-30 | 蔡子章 | Small-sized axial-flow draught fan |
| CN202195538U (en) * | 2011-04-13 | 2012-04-18 | 徐巍 | Novel split type wall-mounted air-conditioning indoor unit detachable for cleaning cross-flow fan thereof |
| CN202251079U (en) * | 2011-08-22 | 2012-05-30 | 钱斌亮 | Modified fan blade |
| JP5092853B2 (en) * | 2008-04-07 | 2012-12-05 | パナソニック株式会社 | Blower blade mounting device |
| CN203867925U (en) * | 2014-05-05 | 2014-10-08 | 美的集团武汉制冷设备有限公司 | Fan and air conditioning |
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6158978A (en) * | 1998-08-26 | 2000-12-12 | Cary Products Co., Inc. | Blower housing motor mount adapter and gaskets |
| CN2823621Y (en) * | 2005-07-22 | 2006-10-04 | 珠海格力电器股份有限公司 | Fan device for domestic electrical appliance |
| CN201013622Y (en) * | 2007-02-01 | 2008-01-30 | 蔡子章 | Small-sized axial-flow draught fan |
| JP5092853B2 (en) * | 2008-04-07 | 2012-12-05 | パナソニック株式会社 | Blower blade mounting device |
| CN202195538U (en) * | 2011-04-13 | 2012-04-18 | 徐巍 | Novel split type wall-mounted air-conditioning indoor unit detachable for cleaning cross-flow fan thereof |
| CN202251079U (en) * | 2011-08-22 | 2012-05-30 | 钱斌亮 | Modified fan blade |
| CN203867925U (en) * | 2014-05-05 | 2014-10-08 | 美的集团武汉制冷设备有限公司 | Fan and air conditioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170502 Address after: Yinzhou District, Zhejiang Province on the town of Jiang Shan Xia Shi Village Applicant after: AUX air conditioning Limited by Share Ltd Address before: 315191 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166 Applicant before: Ningbo AUX Group. |
|
| GR01 | Patent grant |