CN1877967A - Bidirectional buffering motor mechanism - Google Patents
Bidirectional buffering motor mechanism Download PDFInfo
- Publication number
- CN1877967A CN1877967A CN 200510077825 CN200510077825A CN1877967A CN 1877967 A CN1877967 A CN 1877967A CN 200510077825 CN200510077825 CN 200510077825 CN 200510077825 A CN200510077825 A CN 200510077825A CN 1877967 A CN1877967 A CN 1877967A
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- bearing
- buffer element
- motor mechanism
- abutting connection
- bidirectional buffering
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Abstract
The invention discloses a motor mechanism of double-direction buffer, which comprises the following parts: stator structure, first bearing, second bearing, first buffer element, second buffer element and rotor structure, wherein the rotor structure contains rotary shaft, first bearing, second bearing, first buffer element and second buffer element on the rotary shaft with first and second buffer elements adjacent to first and second bearings separately, which possesses buffer effect on two directions.
Description
Technical field
The present invention relates to a kind of motor mechanism, especially relate to a kind of motor mechanism of bidirectional buffering function.
Background technology
With reference to Fig. 1, known motor mechanism 1 comprises a stator structure 11, a clutch shaft bearing 121, one second bearing 122, a spring 123 and a rotor structure 13 substantially.This stator structure 11 has an axis hole 111, and clutch shaft bearing 121, second bearing 122 and spring 123 are separately positioned in the axis hole 111, and the clutch shaft bearing 121 and second bearing 122 are positioned in the axis hole 111 with axis hole 111 inwall butts respectively.In addition, spring 123 is connected a side of second bearing 122, and rotor structure 13 has a rotating shaft 131, and 131 of this rotating shafts are located in the axis hole 111, and is located in clutch shaft bearing 121, spring 123 successively, and in second bearing 122.
When this motor mechanism 1 starts, be wound in coil electric field on stator structure 11 or the rotor structure 13 by change, and then produce the change in magnetic field, make rotor structure 13 can be subjected to the driving of magnetic force and relative stator structure 11 is rotated.Yet when motor mechanism 1 is starting or the moment that stops, rotor structure 13 will be subjected to a unexpected magneticaction, and this magnetic force not only makes rotor structure 13 rotations, also often passes rotating shaft 131 and moves along its axis.So the 131 pairs of clutch shaft bearings 121 of rotating shaft or second bearing 122 just produce an impact forces, even can drive clutch shaft bearing 121 simultaneously and second bearing 122 produces concussion, thereby damage and cause motor mechanism 1 to lose efficacy.
In common structure, only there is spring 123 to be connected to second bearing 122, only can cushion active force to second bearing 122, like this, clutch shaft bearing 121 still has the situation that is subjected to above-mentioned impact forces and causes damaging.
In addition, in case motor mechanism 1 suffers external force to do the time spent, for example knock, collision etc., these external force are concentrated and are acted on rotating shaft 131 places, so rotating shaft 131 also causes an impact forces to the clutch shaft bearing 121 and second bearing 122, but in common structure, spring 123 only can cushion the external force at second bearing, 122 places, for clutch shaft bearing 121, still has the situation that is subjected to the external force effect and damages.
Summary of the invention
In view of above-mentioned problems of the prior art, the motor mechanism that the purpose of this invention is to provide a kind of bidirectional buffering, it can improve the shortcoming of public motor mechanism bradyseism poor effect, and then a kind of motor mechanism of bidirectional buffering is provided, to reach bradyseism effect preferably.
Therefore, for achieving the above object, the motor mechanism according to bidirectional buffering of the present invention comprises a stator structure, a clutch shaft bearing, one second bearing, one first buffer element, one second buffer element and a rotor structure.Stator structure has an axis hole, and clutch shaft bearing is located in the axis hole, and second bearing is located in the axis hole, and first buffer element is located in the axis hole, and is adjacent to clutch shaft bearing, and second buffer element is located in the axis hole, and is adjacent to second bearing.Rotor structure has a rotating shaft, and rotating shaft is located in clutch shaft bearing, second bearing, first buffer element, and in second buffer element.As mentioned above, because of motor mechanism according to bidirectional buffering of the present invention, by the setting of first buffer element and second buffer element, just can cushion because rotating shaft is moved or the impact forces of the stressed clutch shaft bearing that causes and second bearing, therefore reach the effect of bidirectional buffering.This shows,, just can guarantee the stability of motor mechanism, the useful life that can improve motor mechanism via the setting of said structure.
In order to make above and other objects of the present invention, feature and the advantage can more obvious easy to understand, below especially exemplified by preferred embodiment, and conjunction with figs. elaborates.
Description of drawings
Fig. 1 is the schematic diagram of public motor mechanism;
Fig. 2 is the schematic diagram of motor mechanism of the present invention;
Fig. 3 is another schematic diagram of motor mechanism of the present invention;
Fig. 4 is the another schematic diagram of motor mechanism of the present invention; And
Fig. 5 is a schematic diagram again of motor mechanism of the present invention.
Embodiment
Hereinafter with reference to the motor mechanism of description of drawings according to the bidirectional buffering of the preferred embodiment of the present invention.
With reference to Fig. 2, Fig. 2 is the schematic diagram of motor mechanism 2 of the present invention, and it comprises a stator structure 21, a clutch shaft bearing 221, one second bearing 222, one first buffer element 223, one second buffer element 224 and a rotor structure 23.
Clutch shaft bearing 221 is located in the axis hole 212, and clutch shaft bearing 221 is a ball bearing, and it has a ring side 221a and an outer rim side 221b in one.Second bearing 222 also is located in the axis hole 212, and second bearing 222 is a ball bearing, and it also has a ring side 222a and an outer rim side 222b in one.
Also comprise one first location division 225 and one second location division 228 in the axis hole 212 of stator structure 21 of the present invention, in the present embodiment, first location division 225 and second location division 228 are respectively two shoulders that protrude on axis hole 212 inwalls.
In the present embodiment, second bearing, 222 belows comprise two spacer 226a, 226b, and this two spacer 226a, 226b are provided with corresponding to the interior ring side 222a and the outer rim side 222b of second bearing 222.
In the present embodiment, the upper end of clutch shaft bearing 221 is in abutting connection with first buffer element 223, and the lower end is the interior ring side 221a of adjacency first location division 225, the first buffer elements, 223 butt clutch shaft bearings 221 then, and the other end of first buffer element 223 is in abutting connection with rotor structure 23.The upper end of second bearing 222 is in abutting connection with second buffer element 224, and the lower end is then in abutting connection with two spacer 226a, 226b, and the outer rim side 222b of second buffer element, 224 butts, second bearing 222, the other end of second buffer element 224 are then in abutting connection with second location division 228.Therefore, if any an external force (shown in arrow among Fig. 2) when rotating shaft 232 acts on rotor structure 23 downwards, first buffer element 223 is owing to first location division, 225 restriction clutch shaft bearings 221 move downward, rotor structure 23 will push away and first buffer element 223 is compressed and produces an elastic-restoring force, this can make rotor structure 23 therefore be returned to the home position, so first buffer element 223 can have the buffering effect of this direction.In like manner, if any another external force (not shown) when rotating shaft 232 upwards acts on rotating shaft 232, second buffer element 224 is because a side butt second location division 228, and opposite side butt second bearing 222, so this external force will push away by spacer 226a and second buffer element 224 is compressed produce an elastic-restoring force, this can make rotating shaft 232 therefore be returned to the home position, so therefore second buffer element 224 also has the buffering effect of this direction.So, if external force such as motor mechanism 2 both sides are knocked respectively, collision are done the time spent, compare with common structure, motor mechanism 2 of the present invention can have the effect of bidirectional buffering, suffers damage to avoid motor mechanism 2.
Concerning present embodiment, first buffer element 223 is the interior ring side 221a in abutting connection with clutch shaft bearing 221, but not as limit, as with the outer rim side 221b of first buffer element 223 in abutting connection with clutch shaft bearing 221, also has identical effect.In addition, second buffer element 224 is the outer rim side 222b in abutting connection with second bearing 222, in like manner, as the interior ring side 222a of second buffer element 224 in abutting connection with second bearing 222, also has identical effect.In addition, when first buffer element 223 is arranged between rotor structure 23 and the clutch shaft bearing 221, can give a precompression in advance, this can make rotor structure 23 be easy to the location.In like manner, second buffer element 224 also can have a precompression, makes rotating shaft 232 be easy to the location.
In the said structure, first buffer element 223 and second buffer element 224 all are springs, certainly, first buffer element and second buffer element also can be a shell fragment, a flexible lining, a sponge lining, a rubber bushing or its combination, or other has the element of buffering effect.
With reference to Fig. 3, in the present embodiment, the upper end butt rotor structure 23 of clutch shaft bearing 221, lower end butt first buffer element 223 ' of clutch shaft bearing 221, the other end of first buffer element 223 ' is butt first location division 225 then, and other element is all identical with the above embodiments.With reference to Fig. 4, in the present embodiment, lower end butt second buffer element 224 ' of upper end butt second location division 228, the second bearings 222 of second bearing 222, and the other end of second buffer element 224 ' is adjacent to spacer 226a, and other element is all identical with the above embodiments.By the detailed description of the above embodiments, the clutch shaft bearing 221 that is changed among Fig. 3 and Fig. 4 and the set-up mode of second bearing 222 can make motor mechanism 2 of the present invention have the effect of bidirectional buffering equally.
What need supplementary notes is, first buffer element and second buffer element are respectively among the present invention " adjacency " in an end of the clutch shaft bearing and second bearing, here " in abutting connection with " comprise modes such as utilization welding between first and second buffer element and first and second bearing, gluing combined.Perhaps, unfavorablely between the clutch shaft bearing and first buffer element or second bearing and second buffer element be bonded to each other in any way, and be the form of butt.Perhaps, be provided with other object between the clutch shaft bearing and first buffer element or second bearing and second buffer element; Ring plate for example; Win buffer element or second buffer element are connected with the clutch shaft bearing or second bearing indirectly, even like this, first buffer element and second buffer element still available buffer apply the active force that gives on motor mechanism or the motor mechanism.
At last, with reference to Fig. 5, motor mechanism 2 of the present invention can cooperate with a flabellum 24, and this flabellum 24 is located at the outer peripheral edges of rotor structure 23, and like this, when 21 rotations of rotor structure 23 relative stator structures, this flabellum 24 also produces wind-force together with rotation.In addition, motor mechanism 2 of the present invention also comprises a lining 227, it can be rigid liner or resilient bushing, and resilient bushing can be a spring, a shell fragment, a flexible lining, a sponge lining, a rubber bushing or its combination, or other has the element of buffering effect.Lining 227 is set in the rotating shaft 232 of rotor structure 23, and between the clutch shaft bearing 221 and second bearing 222, can keep the relative position of the clutch shaft bearing 221 and second bearing 222.
As mentioned above, the motor mechanism of bidirectional buffering of the present invention, by the setting of first buffer element and second buffer element, just can cushion because rotating shaft is moved or the impact forces of the stressed clutch shaft bearing that causes and second bearing, reach the effect of bidirectional buffering.This shows,, just can guarantee the stability of motor mechanism, improve the useful life of motor mechanism via the said structure setting.
The above is the preferred embodiments of the present invention only, is not in order to restriction the present invention.Any design of the present invention and scope of not breaking away from all should be included in the accompanying Claim book scope its equivalent modifications of carrying out or change.
Claims (17)
1, a kind of motor mechanism of bidirectional buffering comprises:
One stator structure has an axis hole;
One clutch shaft bearing is located in the described axis hole;
One second bearing is located in the described axis hole;
One first buffer element is located in the described axis hole, and in abutting connection with described clutch shaft bearing;
One second buffer element is located in the described axis hole, and in abutting connection with described second bearing; And
One rotor structure has a rotating shaft, and described rotating shaft is located in described clutch shaft bearing, described second bearing, described first buffer element, and in described second buffer element.
2, the motor mechanism of bidirectional buffering as claimed in claim 1 wherein also comprises a lining, and it is set in the rotating shaft, and between the clutch shaft bearing and second bearing.
3, the motor mechanism of bidirectional buffering as claimed in claim 2, wherein said lining are rigid liner or resilient bushing.
4, the motor mechanism of bidirectional buffering as claimed in claim 3, wherein said resilient bushing be selected from spring, shell fragment, flexible lining, sponge lining and rubber bushing at least one of them.
5, the motor mechanism of bidirectional buffering as claimed in claim 1, wherein said first buffer element and second buffer element be selected from respectively spring, shell fragment, flexible lining, sponge lining and rubber bushing at least one of them.
6, the motor mechanism of bidirectional buffering as claimed in claim 1, wherein said clutch shaft bearing are ball bearing.
7, the motor mechanism of bidirectional buffering as claimed in claim 6, wherein said clutch shaft bearing have a ring side and an outer rim side in one, and first buffer element is in abutting connection with the interior ring side or the outer rim side of clutch shaft bearing.
8, the motor mechanism of bidirectional buffering as claimed in claim 1, wherein said second bearing is a ball bearing.
9, the motor mechanism of bidirectional buffering as claimed in claim 8, wherein said second bearing have a ring side and an outer rim side in one, and second buffer element is in abutting connection with the interior ring side or the outer rim side of second bearing.
10, the motor mechanism of bidirectional buffering as claimed in claim 1, wherein said first buffer element and second buffer element bear a precompression respectively.
11, the motor mechanism of bidirectional buffering as claimed in claim 1, one end of wherein said clutch shaft bearing is in abutting connection with first buffer element, the other end is in abutting connection with first location division that is formed on the shaft hole inner wall, and wherein the other end of first buffer element is then in abutting connection with rotor structure.
12, the motor mechanism of bidirectional buffering as claimed in claim 1, one end of wherein said clutch shaft bearing is in abutting connection with rotor structure, the other end is in abutting connection with first buffer element, and wherein the other end of first buffer element is then in abutting connection with first location division that is formed on the shaft hole inner wall.
13, the motor mechanism of bidirectional buffering as claimed in claim 1, one end of wherein said second bearing is in abutting connection with second buffer element, the other end is in abutting connection with a spacer, and wherein the other end of second buffer element is then in abutting connection with second location division that is formed on the shaft hole inner wall.
14, the motor mechanism of bidirectional buffering as claimed in claim 1, one end of wherein said second bearing is in abutting connection with second location division that is formed on the shaft hole inner wall, the other end is in abutting connection with second buffer element, and wherein the other end of second buffer element is then in abutting connection with a spacer.
15, as the motor mechanism of claim 11,12,13 or 14 described bidirectional bufferings, wherein said first location division and second location division are respectively the shoulder in the axis hole.
16, the motor mechanism of bidirectional buffering as claimed in claim 11, wherein said stator structure also comprises a coil, and rotor structure also comprises a magnet, and this coil and this magnet are oppositely arranged.
17, the motor mechanism of bidirectional buffering as claimed in claim 16, wherein said rotor structure is provided with a flabellum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100778254A CN100477450C (en) | 2005-06-09 | 2005-06-09 | Bidirectional buffering motor mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100778254A CN100477450C (en) | 2005-06-09 | 2005-06-09 | Bidirectional buffering motor mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1877967A true CN1877967A (en) | 2006-12-13 |
| CN100477450C CN100477450C (en) | 2009-04-08 |
Family
ID=37510304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100778254A Ceased CN100477450C (en) | 2005-06-09 | 2005-06-09 | Bidirectional buffering motor mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100477450C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102035289A (en) * | 2010-12-30 | 2011-04-27 | 东莞国亮电机有限公司 | Vibration damping and noise reducing mechanism for motor rotor |
| CN101435469B (en) * | 2007-11-16 | 2012-03-14 | 台达电子工业股份有限公司 | Motor and bearing assembly thereof |
| CN105811656A (en) * | 2016-04-29 | 2016-07-27 | 广东美的环境电器制造有限公司 | Motor |
| CN109178350A (en) * | 2018-09-28 | 2019-01-11 | 南京航空航天大学 | A kind of retractable driving device having tension compression bidirectional pooling feature |
| WO2019242211A1 (en) * | 2018-06-22 | 2019-12-26 | 深圳市道通智能航空技术有限公司 | Motor, pan-tilt zoom device and unmanned aerial vehicle |
-
2005
- 2005-06-09 CN CNB2005100778254A patent/CN100477450C/en not_active Ceased
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435469B (en) * | 2007-11-16 | 2012-03-14 | 台达电子工业股份有限公司 | Motor and bearing assembly thereof |
| CN102035289A (en) * | 2010-12-30 | 2011-04-27 | 东莞国亮电机有限公司 | Vibration damping and noise reducing mechanism for motor rotor |
| CN105811656A (en) * | 2016-04-29 | 2016-07-27 | 广东美的环境电器制造有限公司 | Motor |
| CN105811656B (en) * | 2016-04-29 | 2018-07-10 | 广东美的环境电器制造有限公司 | Motor |
| WO2019242211A1 (en) * | 2018-06-22 | 2019-12-26 | 深圳市道通智能航空技术有限公司 | Motor, pan-tilt zoom device and unmanned aerial vehicle |
| CN109178350A (en) * | 2018-09-28 | 2019-01-11 | 南京航空航天大学 | A kind of retractable driving device having tension compression bidirectional pooling feature |
| CN109178350B (en) * | 2018-09-28 | 2021-06-15 | 南京航空航天大学 | Telescopic driving device with tension and compression bidirectional buffering function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100477450C (en) | 2009-04-08 |
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Decision date of declaring invalidation: 20140613 Decision number of declaring invalidation: 22961 Granted publication date: 20090408 |
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