CN104100569A - Multi-angle precise adjusting mechanism for fan blades - Google Patents
Multi-angle precise adjusting mechanism for fan blades Download PDFInfo
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- CN104100569A CN104100569A CN201410330529.XA CN201410330529A CN104100569A CN 104100569 A CN104100569 A CN 104100569A CN 201410330529 A CN201410330529 A CN 201410330529A CN 104100569 A CN104100569 A CN 104100569A
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- cell body
- fan blade
- adjusting mechanism
- setting sleeve
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Abstract
The invention belongs to the technical field of fan blades, particularly relates to a multi-angle precise adjusting mechanism for fan blades, and solves the technical problem of unreasonable design in the prior art. The multi-angle precise adjusting mechanism comprises a connector disposed at the roots of the fan blades. An adjusting positioning sleeve sleeves the connector and is inserted into a connecting hole in the lateral part of a mounting plate. A first angle adjusting positioning structure is disposed between the outer side of the adjusting positioning sleeve and the connecting hole. A second angle adjusting positioning structure is disposed between the inner side of the adjusting positioning sleeve and the connector. Compared with the prior art, the multi-angle precise adjusting mechanism has the advantages that the multi-angle precise adjusting mechanism is reasonable in design, simple and compact in structure, wide in angle adjusting range, high in precision, firm in structure, low in noise, high in freedom degree, capable of fast adjusting fan blades at various angles so as to achieve wind strength required by people, wide in application range, long in service life, safe and reliable.
Description
Technical field
The invention belongs to fan blade technical field, especially relate to a kind of fan blade multi-angle accurate adjusting mechanism.
Background technique
At present, the fan blade of blower fan mostly is thermoplastic and metal, uses thermoplasticity fan blade to be easily out of shape, and affects using effect, uses metallic material, fan blade weight, processing difficulties inconvenience moulding.Because current fan blade outlet air surface is smooth surface, noise is larger, wind-force is concentrated not, and fan blade angle is non-adjustable, and its inclination angle is changeless, can not adjust fan blade inclination angle according to work on the spot demand wind-force size, thereby the product that has caused enterprise need to buy different size meets the demand of different wind-force, has increased the weight of the cost of enterprise, and if need interim adjustment, loaded down with trivial details disassembling section, also can affect the manufacturing efficiency of enterprise.
For example, Chinese patent literature discloses a kind of adjustable fan blade [application number: 201120336065.5], comprise blade, in the blade of making at glass fiber reinforced plastics composite material, be provided with metal reinforcing plates, one end of blade is arranged to cylindric fixing, cylindricly fixing afterbody is provided with to boss, fixing a side is provided with to blade tilt scale cylindric.
Although improved to a certain extent prior art in such scheme, can regulate fan blade angle, still exist and can design rationally not, locating effect is undesirable, and angle of regulation range is limited, and validity is high-technology problem not.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of reasonable in design, simple in structure, angle of regulation range is wide, the fan blade multi-angle accurate adjusting mechanism that precision is high.
For achieving the above object, the present invention has adopted following technical proposal: this fan blade multi-angle accurate adjusting mechanism, it is characterized in that, this mechanism comprises the connecting head that is arranged on fan blade root, there is adjusting setting sleeve in the outer race of connecting head, described adjusting setting sleeve inserts in the attachment hole of mounting disc sidepiece, between described adjusting setting sleeve outside and attachment hole, is provided with the first angular adjustment position structure, between described adjusting setting sleeve inner side and connecting head, is provided with the second angular adjustment position structure.
Further, by the first angular adjustment position structure and the second angular adjustment position structure, thereby can carry out to each fan blade the adjusting of multi-angle, and improve the validity that fan blade angle is adjusted.Can carry out to each fan blade the adjustment of various angles between 0 °-360 ° by this programme.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, the first described angular adjustment position structure comprises being arranged on the some disk body grooves that circumferentially distribute in attachment hole and along attachment hole and being arranged on and regulates setting sleeve outside and along the some body grooves that regulate setting sleeve circumferentially to distribute, at least one disk body groove is can be with body groove opposite and piece together the first positioning hole, in the first described positioning hole, is inserted with the first locating stud.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, the quantity of described disk body groove is identical with the quantity of body groove, and each disk body groove is divided into equally distributed some groups and each group and comprises respectively the uniform disk body groove in some intervals; Each body groove is divided into some groups of non-uniform Distribution and each group and comprises respectively the uniform body groove in some intervals, when any one disk body groove with body groove is opposed and while piecing together described the first positioning hole, remaining disk body groove and body groove shift to install respectively.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, described disk body groove is divided into two groups, and every group comprises respectively an interval disk body groove uniformly; Described body groove is divided into two groups, and every group comprises respectively an interval body groove uniformly.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, the second described angular adjustment position structure comprises the some outer cell body that is arranged on connecting head outside and circumferentially distribute along connecting head and is arranged on and regulates setting sleeve inner side and along the some interior cell body that regulates setting sleeve circumferentially to distribute, at least one water jacket physical efficiency and interior cell body are opposite and piece together the second positioning hole, in the second described positioning hole, are inserted with the second locating stud.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, described outer cell body is identical with the quantity of interior cell body; Described outer cell body non-uniform Distribution in circular arc direction; Described interior cell body is uniformly distributed in a circumferential direction, when cell body outside any one with interior cell body is opposed and while piecing together described the second positioning hole, remaining outer cell body and interior cell body shift to install respectively.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, it is individual that described outer cell body and the quantity of interior cell body are respectively; Each outer cell body is all can be with interior cell body opposed and piece together described the second positioning hole.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, the outside of described adjusting setting sleeve is the large taper type in the little rear end of front end, and described attachment hole is the large cone shape hole in inner little outer end; The inner side of described adjusting setting sleeve is the large taper type in the little rear end of front end, and described connecting head is the large taper type in the little rear end of front end.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, described attachment hole outer end is provided with annular collar, between described connecting head and fan blade, forms circular groove, and described annular collar inserts in circular groove.
In above-mentioned fan blade multi-angle accurate adjusting mechanism, described mounting disc comprises the first half dishes and the second half dishes, described the first half dishes are provided with some first depressions of annular spread, described the second half dishes are provided with some second depressions of annular spread, and the first described depression and the second depression one by one corresponding setting and first cave in and second cave in and piece together above-mentioned attachment hole.
Compared with prior art, the advantage of this fan blade multi-angle accurate adjusting mechanism is: 1, reasonable in design, simple and compact for structure, angle of regulation range is wide, and precision is high.2, sound construction, noise is little.3, degrees of freedom is high, can regulate fast fan blade, and wind-force can meet people's demand.4, the fan blade of adjustable various angles, applied widely.5, long service life, safe and reliable.
Brief description of the drawings
Fig. 1 is perspective view provided by the invention.
Fig. 2 is internal structure schematic diagram provided by the invention.。
Fig. 3 is fractionation structural perspective provided by the invention.
Fig. 4 is part structure for amplifying schematic diagram provided by the invention.
Fig. 5 is the part-structure schematic diagram of mounting disc provided by the invention.
Fig. 6 is the structure for amplifying schematic diagram of A portion in Fig. 2.
In figure, fan blade 1, connecting head 2, regulate setting sleeve 3, mounting disc 4, attachment hole 41, the first angular adjustment position structure 5, the second angular adjustment position structure 6, disk body groove 51, body groove 52, the first positioning hole 5a, the first locating stud 5b, outer cell body 61, interior cell body 62, the second positioning hole 6a, the second locating stud 6b, annular collar 7, circular groove 8, the first half dishes 42, the second half dishes 43, the first depression 421, the second depression 431.
Embodiment
As shown in Fig. 1-6, this fan blade multi-angle accurate adjusting mechanism, this mechanism comprises the connecting head 2 that is arranged on fan blade 1 root, have in the outer race of connecting head 2 setting sleeve 3 of adjusting, regulate setting sleeve 3 to insert in the attachment hole 41 of mounting disc 4 sidepieces, regulate between setting sleeve 3 outsides and attachment hole 41 and be provided with the first angular adjustment position structure 5, regulate between setting sleeve 3 inner sides and connecting head 2 and be provided with the second angular adjustment position structure 6.
The first angular adjustment position structure 5 comprises the some body grooves 52 that are arranged on attachment hole 41 some disk body grooves 51 interior and that circumferentially distribute along attachment hole 41 and are arranged on adjusting setting sleeve 3 outsides and circumferentially distribute along adjusting setting sleeve 3, at least one disk body groove 51 is can be with body groove 52 opposite and piece together the first positioning hole 5a, is inserted with the first locating stud 5b in the first positioning hole 5a.
The quantity of disk body groove 51 is identical with the quantity of body groove 52, and each disk body groove 51 is divided into equally distributed some groups and each group and comprises respectively the uniform disk body groove 51 in some intervals; Each body groove 52 is divided into some groups of non-uniform Distribution and each group and comprises respectively the uniform body groove 52 in some intervals, when any one disk body groove 51 with body groove 52 is opposed and while piecing together described the first positioning hole 5a, remaining disk body groove 51 and body groove 52 shift to install respectively; Disk body groove 51 is divided into two groups, and every group comprises respectively uniform 5 the disk body grooves 51 in interval; Body groove 52 is divided into two groups, and every group comprises respectively uniform 5 the body grooves 52 in interval.
The second angular adjustment position structure 6 comprises the some outer cell body 61 that is arranged on connecting head 2 outsides and circumferentially distribute along connecting head 2 and is arranged on the some interior cell body 62 that regulates setting sleeve 3 inner sides and circumferentially distribute along adjusting setting sleeve 3, at least one outer cell body 61 is can be with interior cell body 62 opposite and piece together the second positioning hole 6a, is inserted with the second locating stud 6b in the second positioning hole 6a.Outer cell body 61 is identical with the quantity of interior cell body 62; Outer cell body 61 non-uniform Distribution in circular arc direction; Interior cell body 62 is uniformly distributed in a circumferential direction, when cell body outside any one 61 with interior cell body 62 is opposed and while piecing together described the second positioning hole 6a, remaining outer cell body 61 and interior cell body 62 shift to install respectively.
The quantity of outer cell body 61 and interior cell body 62 is respectively 6; Each outer cell body 61 is all can be with interior cell body 62 opposed and piece together described the second positioning hole 6a.Regulate the outside of setting sleeve 3 to be the large taper type in the little rear end of front end, attachment hole 41 is the large cone shape hole in inner little outer end; Regulate the inner side of setting sleeve 3 to be the large taper type in the little rear end of front end, connecting head 2 is the large taper type in the little rear end of front end.Attachment hole 41 outer ends are provided with annular collar 7, between connecting head 2 and fan blade 1, form circular groove 8, and annular collar 7 inserts in circular groove 8.
Mounting disc 4 comprises the first half dishes 42 and the second half dishes 43, the first half dishes 42 are provided with some first depressions 421 of annular spread, some the second depression 431, the first depressions 421 that the second half dishes 43 are provided with annular spread and the second depression 431 one by one corresponding setting and first cave in and 421 and second cave in and 431 piece together above-mentioned attachment hole 41.
In the present embodiment, can realize the angle adjustment of each fan blade between-60 ° to+60 °, and each fan blade can carry out 0.5 ° freely adjusting between-60 ° to+60 °.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendments or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more use fan blade 1, connecting head 2 herein, regulate setting sleeve 3, the term such as mounting disc 4, attachment hole 41, the first angular adjustment position structure 5, the second angular adjustment position structure 6, disk body groove 51, body groove 52, the first positioning hole 5a, the first locating stud 5b, outer cell body 61, interior cell body 62, the second positioning hole 6a, the second locating stud 6b, annular collar 7, circular groove 8, the first half dishes 42, the second half dishes 43, the first depression 421, the second depression 431, do not get rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (10)
1. a fan blade multi-angle accurate adjusting mechanism, it is characterized in that, this mechanism comprises the connecting head (2) that is arranged on fan blade (1) root, there is adjusting setting sleeve (3) in the outer race of connecting head (2), described adjusting setting sleeve (3) inserts in the attachment hole (41) of mounting disc (4) sidepiece, between described adjusting setting sleeve (3) outside and attachment hole (41), be provided with the first angular adjustment position structure (5), between described adjusting setting sleeve (3) inner side and connecting head (2), be provided with the second angular adjustment position structure (6).
2. fan blade multi-angle accurate adjusting mechanism according to claim 1, it is characterized in that, the first described angular adjustment position structure (5) comprises the some body grooves (52) that are arranged on attachment hole (41) some disk body grooves (51) interior and that circumferentially distribute along attachment hole (41) and are arranged on adjusting setting sleeve (3) outside and circumferentially distribute along adjusting setting sleeve (3), at least one disk body groove (51) is can be with a body groove (52) opposite and piece together the first positioning hole (5a), in described the first positioning hole (5a), be inserted with the first locating stud (5b).
3. fan blade multi-angle accurate adjusting mechanism according to claim 2, it is characterized in that, the quantity of described disk body groove (51) is identical with the quantity of body groove (52), and each disk body groove (51) is divided into equally distributed some groups and each group and comprises respectively the uniform disk body grooves in some intervals (51); Each body groove (52) is divided into some groups of non-uniform Distribution and each group and comprises respectively the uniform body grooves in some intervals (52), when any one disk body groove (51) with body groove (52) is opposed and while piecing together described the first positioning hole (5a), remaining disk body groove (51) and body groove (52) shift to install respectively.
4. fan blade multi-angle accurate adjusting mechanism according to claim 3, is characterized in that, described disk body groove (51) is divided into two groups, and every group comprises respectively uniform 5 the disk body grooves in interval (51); Described body groove (52) is divided into two groups, and every group comprises respectively uniform 5 the body grooves in interval (52).
5. fan blade multi-angle accurate adjusting mechanism according to claim 1, it is characterized in that, the second described angular adjustment position structure (6) comprises the some interior cell body (62) that is arranged on the some outer cell body (61) circumferentially distributing outside connecting head (2) and along connecting head (2) and is arranged on adjusting setting sleeve (3) inner side and circumferentially distributes along adjusting setting sleeve (3), at least one outer cell body (61) is can be with an interior cell body (62) opposite and piece together the second positioning hole (6a), in described the second positioning hole (6a), be inserted with the second locating stud (6b).
6. fan blade multi-angle accurate adjusting mechanism according to claim 5, is characterized in that, described outer cell body (61) is identical with the quantity of interior cell body (62); Described outer cell body (61) non-uniform Distribution in circular arc direction; Described interior cell body (62) is uniformly distributed in a circumferential direction, when cell body outside any one (61) with interior cell body (62) is opposed and while piecing together described the second positioning hole (6a), remaining outer cell body (61) and interior cell body (62) shift to install respectively.
7. fan blade multi-angle accurate adjusting mechanism according to claim 6, is characterized in that, described outer cell body (61) and the quantity of interior cell body (62) are respectively 6; Each outer cell body (61) is all can be with interior cell body (62) opposed and piece together described the second positioning hole (6a).
8. according to the fan blade multi-angle accurate adjusting mechanism described in any one in claim 1-7, it is characterized in that, the outside of described adjusting setting sleeve (3) is the large taper type in the little rear end of front end, and described attachment hole (41) is the large cone shape hole in inner little outer end; The inner side of described adjusting setting sleeve (3) is the large taper type in the little rear end of front end, and described connecting head (2) is the large taper type in the little rear end of front end.
9. according to the fan blade multi-angle accurate adjusting mechanism described in any one in claim 1-7, it is characterized in that, described attachment hole (41) outer end is provided with annular collar (7), between described connecting head (2) and fan blade (1), form circular groove (8), described annular collar (7) inserts in circular groove (8).
10. fan blade multi-angle accurate adjusting mechanism according to claim 9, it is characterized in that, described mounting disc (4) comprises that the first half dishes (42) and the second half coil (43), described the first half dishes (42) are provided with some first depressions (421) of annular spread, described the second half dishes (43) are provided with some second depressions (431) of annular spread, described the first depression (421) and the second depression (431) one by one corresponding setting and first cave in (421) and second cave in (431) piece together above-mentioned attachment hole (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410330529.XA CN104100569B (en) | 2014-07-11 | 2014-07-11 | Multi-angle precise adjusting mechanism for fan blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410330529.XA CN104100569B (en) | 2014-07-11 | 2014-07-11 | Multi-angle precise adjusting mechanism for fan blades |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104100569A true CN104100569A (en) | 2014-10-15 |
| CN104100569B CN104100569B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410330529.XA Active CN104100569B (en) | 2014-07-11 | 2014-07-11 | Multi-angle precise adjusting mechanism for fan blades |
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| Country | Link |
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| CN (1) | CN104100569B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209999A (en) * | 2018-10-25 | 2019-01-15 | 珠海格力电器股份有限公司 | Blade structure, blower and its electrical equipment |
| CN116576152A (en) * | 2023-07-12 | 2023-08-11 | 中国空气动力研究与发展中心低速空气动力研究所 | Wind tunnel fan blade fixing device and wind tunnel fan with adjustable blade mounting angle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046435A (en) * | 1975-07-14 | 1977-09-06 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Bearing seat usable in a gas turbine engine |
| CN2142157Y (en) * | 1992-09-01 | 1993-09-15 | 蚌埠压缩机总厂一分厂 | Tube-axial fan impeller with adjustable-angle blades |
| GB2315819A (en) * | 1996-07-27 | 1998-02-11 | Nuaire Ltd | Fan with variable blade setting |
| WO2013004299A1 (en) * | 2011-07-05 | 2013-01-10 | Multi-Wing International A/S | An axial fan |
| CN203670278U (en) * | 2013-09-22 | 2014-06-25 | 重庆双扬牌电器制造有限公司 | Fan with fan blade angle adjustable |
| CN203948345U (en) * | 2014-07-11 | 2014-11-19 | 宁波迪奥机械有限公司 | Fan blade multi-angle accurate adjusting mechanism |
-
2014
- 2014-07-11 CN CN201410330529.XA patent/CN104100569B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4046435A (en) * | 1975-07-14 | 1977-09-06 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Bearing seat usable in a gas turbine engine |
| CN2142157Y (en) * | 1992-09-01 | 1993-09-15 | 蚌埠压缩机总厂一分厂 | Tube-axial fan impeller with adjustable-angle blades |
| GB2315819A (en) * | 1996-07-27 | 1998-02-11 | Nuaire Ltd | Fan with variable blade setting |
| WO2013004299A1 (en) * | 2011-07-05 | 2013-01-10 | Multi-Wing International A/S | An axial fan |
| CN203670278U (en) * | 2013-09-22 | 2014-06-25 | 重庆双扬牌电器制造有限公司 | Fan with fan blade angle adjustable |
| CN203948345U (en) * | 2014-07-11 | 2014-11-19 | 宁波迪奥机械有限公司 | Fan blade multi-angle accurate adjusting mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209999A (en) * | 2018-10-25 | 2019-01-15 | 珠海格力电器股份有限公司 | Blade structure, blower and its electrical equipment |
| CN116576152A (en) * | 2023-07-12 | 2023-08-11 | 中国空气动力研究与发展中心低速空气动力研究所 | Wind tunnel fan blade fixing device and wind tunnel fan with adjustable blade mounting angle |
| CN116576152B (en) * | 2023-07-12 | 2023-09-22 | 中国空气动力研究与发展中心低速空气动力研究所 | Wind tunnel fan blade fixing device and wind tunnel fan with adjustable blade mounting angle |
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| Publication number | Publication date |
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| CN104100569B (en) | 2017-02-15 |
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Effective date of registration: 20221129 Address after: 315800 Building 1, No. 3, Chunxiao Yangshashan Road, Chunxiao Street, Beilun District, Ningbo City, Zhejiang Province Patentee after: Aoguan Machinery (Ningbo) Co.,Ltd. Address before: No. 1, Building 2, No. 36, Tianlongshan Road, Daqi, Beilun District, Ningbo, Zhejiang 315825 Patentee before: NINGBO DEO MACHINERY Co.,Ltd. |