CN204419905U - A kind of surperlight type helicopter flexible coupling - Google Patents
A kind of surperlight type helicopter flexible coupling Download PDFInfo
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- CN204419905U CN204419905U CN201420804692.0U CN201420804692U CN204419905U CN 204419905 U CN204419905 U CN 204419905U CN 201420804692 U CN201420804692 U CN 201420804692U CN 204419905 U CN204419905 U CN 204419905U
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Abstract
The utility model discloses a kind of surperlight type helicopter flexible coupling, relate to helicopter coupling field, solve existing coupling buffering, the problem that the effect of vibration damping is undesirable, the utility model comprises coupling main body, Left-wing Federation's coupling flange and right coupling flange, described coupling main body is the regular hexagon ring bodies of quality of rubber materials, the front, six angles of described coupling main body is provided with the through hole of equal diameters, described Left-wing Federation coupling flange and right coupling flange include connecting plate and flange shaft, connecting plate becomes the identical support plate of circumference uniform distribution to form by three pieces along flange shaft, the edge of every block support plate is all provided with the attachment hole for coordinating with the through hole of coupling main body, six through holes in respective three attachment holes of Left-wing Federation's coupling flange and right coupling flange and coupling main body are cross-linked, the project organization of this flexible coupling is simple, buffering, good damping result, and energy compensate for displacement, coordinates in work automatically, the required precision reduction of machining.
Description
Technical field
The utility model relates to the component of machine field in helicopter, relates to a kind of surperlight type helicopter flexible coupling more specifically.
Background technique
helicopteras one of 20th century aeronautical technology creation having characteristic, greatly expand
aircraftapplication area, helicopter is typically dual-use
product, helicopter have many other
aircraftbe difficult to accomplish the advantage maybe can not accomplished, be subject to extensive use, helicopter lands owing to taking off vertically and is mainly used in without large size airport
sightseeing tour, fire rescue, first aid at sea, anti-smuggling drug law enforcement, fire-fighting, transit commercial, medical rescue, the pesticide that communicates and spray insecticide eliminate destructive insects, detect resource, etc. each department of national economy.
Connection in the afterbody transmission shaft and main-gear box of helicopter can use coupling, and coupling is used to two axles (driving shaft and driven shaft) connected in different institutions to be made it jointly to rotate with the machinery of transmitting torque
part,
couplingof a great variety, according to being connected the relative of diaxon
positionwith the change conditions of position, can be divided into permanent coupling, movable coupling, movable coupling is mainly used in the place that diaxon has deflection or has relative displacement at work, according to the method for compensate for displacement can be divided into again rigidity moveable coupling and
rubbingmovable coupling.
At present, in the power transmission of high-speed overload, some flexible couplings have the effect of buffering, vibration damping undesirable, therefore it is simple to design a kind of structure, and a kind of flexible coupling of buffering, good damping result and energy compensate for displacement is necessary.
Summary of the invention
The utility model, in order to overcome above-mentioned technical deficiency, provides a kind of surperlight type helicopter flexible coupling.
The utility model in order to realize above-mentioned order, specifically by the following technical solutions:
A kind of surperlight type helicopter flexible coupling, comprise coupling main body, Left-wing Federation's coupling flange and right coupling flange, described coupling main body is the regular hexagon ring bodies of quality of rubber materials, the front, six angles of described coupling main body is provided with the through hole of equal diameters, the center of circle of six through holes is positioned at coupling main body circumcircle circumferentially concentric, described Left-wing Federation coupling flange and right coupling flange include connecting plate and flange shaft, connecting plate becomes the identical support plate of circumference uniform distribution to form by three pieces along flange shaft, the edge of every block support plate is all provided with the attachment hole for coordinating with the through hole of coupling main body, three respective attachment holes on Left-wing Federation's coupling flange and right coupling flange and six through holes in coupling main body are cross-linked, this structure be cross-linked can strengthen the stability of the axle that Left-wing Federation's coupling flange is connected with right coupling flange, realize the automatic capturing to the axle that flexible coupling two ends connect, can require to reduce to the coaxality of the coupling shaft of flexible coupling two termination by compensate for displacement, to a certain extent the required precision of coupling shaft machining is reduced.
The Young's modulus of rubber is little, general at 1-9.8MPa, elongation strain is large, elongation percentage can up to 100%, performance is appointed to have recoverable characteristic, and elasticity is maintained within the scope of-50-150 DEG C, rubber has the propagation of buffer function to sound and vibration and has buffer function, and therefore described coupling main body can play buffering, vibration damping and raising axle system dynamic performance.
Further, all through hole two ends in described coupling main body are provided with highly equal through hole platform, and through hole platform is provided with and is communicated with and the hole of equal diameters with through hole.
Further, described through hole platform is the tubular body platform concentric with through hole.
Further, place, three the attachment hole centers of circle circle diameter 5 ~ 10mm less of the diameter of the circumference at the place, the through hole center of circle of six in coupling main body of described connecting plate.
Further, described coupling main body is by after compression, and attachment hole is connected with through hole bolt; The design of this structure strengthens the stability and intensity that Left-wing Federation's coupling flange and right coupling flange be connected with coupling main body.
The beneficial effects of the utility model are as follows:
Coupling main body of the present utility model is the regular hexagon ring bodies of quality of rubber materials, quality of rubber materials can play buffering, vibration damping and raising axle system dynamic performance, three respective attachment holes on Left-wing Federation's coupling flange and right coupling flange and six through holes in coupling main body are cross-linked, this structure be cross-linked can strengthen Left-wing Federation's coupling flange and be connected stability when being that coupling main body connects with right coupling flange, realize the automatic capturing to the axle that flexible coupling two ends connect, can require to reduce to the coaxality of the coupling shaft of flexible coupling two termination by compensate for displacement, to a certain extent the required precision of coupling shaft machining is reduced, place, three the attachment hole centers of circle circle diameter 5 ~ 10mm less of the diameter of the circumference at the place, the through hole center of circle of six in coupling main body of described connecting plate, described coupling main body is by after compression, and attachment hole is connected with through hole bolt, this structural design being first compressed in connection strengthens stability and the intensity of Left-wing Federation's coupling flange and right coupling flange and coupling main body.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of surperlight type helicopter of the utility model flexible coupling;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the rear view of Fig. 1;
Fig. 4 is the stereogram of coupling main body;
Fig. 5 is the front view of coupling main body;
Fig. 6 is the left view of Fig. 5;
The right coupling flange of reference character: 1-, 1-1-connecting plate, 1-1.1-support plate, 1-1.2-attachment hole, 1-2-flange shaft, 2-coupling main body, 3-Left-wing Federation coupling flange.
Embodiment
In order to those skilled in the art person better understands the utility model, below in conjunction with accompanying drawing and following examples, the utility model is described in further detail.
Embodiment 1
As Fig. 1-6, the present embodiment provides a kind of surperlight type helicopter flexible coupling, comprise coupling main body 2, Left-wing Federation's coupling flange 3 and right coupling flange 1, described coupling main body 2 is the regular hexagon ring bodies of quality of rubber materials, six angles of described coupling main body 2 are provided with the through hole 2-1 of equal diameters, the center of circle of six through hole 2-1 is positioned at coupling main body 2 circumcircle circumferentially concentric, all through hole 2-1 two ends in described coupling main body are provided with highly equal through hole platform 2-2, through hole platform 2-2 is provided with and is communicated with and the hole of equal diameters with through hole 2-1, described through hole platform 2-2 is the tubular body platform concentric with through hole 2-1, described Left-wing Federation coupling flange 3 and right coupling flange 1 include connecting plate 1-1 and flange shaft 1-2, connecting plate 1-1 becomes the identical support plate 1-1.1 of circumference uniform distribution to form by three pieces along flange shaft 1-2, the edge of every block support plate 1-1.1 is all provided with the attachment hole 1-1.2 for coordinating with the through hole 2-1 of coupling main body 2, and three the respective attachment hole 1-1.2 on Left-wing Federation's coupling flange 3 and right coupling flange 1 and six through hole 2-1 in coupling main body 2 are cross-linked.
In the present embodiment, coupling main body 2 is the regular hexagon ring bodies of quality of rubber materials, and rubber has the high elasticity of reversible deformation
polymermaterial, quality of rubber materials can play buffering, vibration damping and raising axle system dynamic performance, three respective attachment hole 1-1.2 on Left-wing Federation's coupling flange 3 and right coupling flange 1 and six through hole 2-1 in coupling main body are cross-linked, this structure be cross-linked can strengthen the stability of the axle that Left-wing Federation's coupling flange 3 is connected with right coupling flange 1, realize the automatic capturing to the axle that flexible coupling two ends connect, energy compensate for displacement, require to reduce to the coaxality of the coupling shaft of flexible coupling two termination, to a certain extent the required precision of coupling shaft machining is reduced.
Embodiment 2
The present embodiment is on the basis of embodiment 1, done following improvement, specifically, place, three the attachment hole 1-1.2 centers of circle circle diameter of described connecting plate 1-1 is than the diameter 5 ~ 10mm of the circumference at the place, the through hole 2-1 center of circle of six in coupling main body 1, described coupling main body 2 is by after compression, and attachment hole 1-1.2 is connected with through hole 2-1 bolt.
In the present embodiment, all through hole 2-1 two ends in described coupling main body are provided with highly equal through hole platform 2-2, through hole platform 2-2 is provided with and is communicated with and the hole of equal diameters with through hole 2-1, and being designed with of this structure is beneficial to the bolted reliability of enhancing; The diameter of the circumference at the place, the center of circle of described through hole 2-1 is more bigger than place, attachment hole 1-1.2 center of circle circle diameter, when coupling main body about 2 two ends connect Left-wing Federation's coupling flange 3 and right coupling flange 1, coupling main body 2 must be compressed could connect, the another fixed contractibility of quality of rubber materials of coupling main body 2, the design of this structure can strengthen stability and the intensity of Left-wing Federation's coupling flange 3 and right coupling flange 1 and coupling 2, make this flexible coupling work more steady, carry-over moment is larger.
The above; be only preferred embodiment of the present utility model; not in order to limit the utility model; scope of patent protection of the present utility model is as the criterion with claims; the equivalent structure change that every utilization specification of the present utility model and accompanying drawing content are done, in like manner all should be included in protection domain of the present utility model.
Claims (5)
1. a surperlight type helicopter flexible coupling, comprise coupling main body (2), Left-wing Federation's coupling flange (3) and right coupling flange (1), it is characterized in that, the regular hexagon ring bodies that described coupling main body (2) is quality of rubber materials, the front, six angles of described coupling main body (2) is provided with the through hole (2-1) of equal diameters, the center of circle of six through holes (2-1) is positioned at coupling main body (2) circumcircle circumferentially concentric, described Left-wing Federation coupling flange (3) and right coupling flange (1) include connecting plate (1-1) and flange shaft (1-2), connecting plate (1-1) becomes the identical support plate (1-1.1) of circumference uniform distribution to form by three pieces along flange shaft (1-2), the edge of every block support plate (1-1.1) is all provided with the attachment hole (1-1.2) for coordinating with the through hole (2-1) of coupling main body (2), three respective attachment holes (1-1.2) on Left-wing Federation's coupling flange (3) and right coupling flange (1) are cross-linked with six through holes (2-1) in coupling main body (2).
2. surperlight type helicopter flexible coupling according to claim 1, it is characterized in that, all through holes (2-1) two ends in described coupling main body are provided with highly equal through hole platform (2-2), and through hole platform (2-2) is provided with and is communicated with and the hole of equal diameters with through hole (2-1).
3. surperlight type helicopter flexible coupling according to claim 2, is characterized in that, described through hole platform (2-2) is the tubular body platform concentric with through hole (2-1).
4. surperlight type helicopter flexible coupling according to claim 1, it is characterized in that, three attachment hole (1-1.2) place, center of circle circle diameters, the 5 ~ 10mm less of the diameter of the circumference at six through hole (2-1) places, the center of circle in coupling main body (2) of described connecting plate (1-1).
5. surperlight type helicopter flexible coupling according to claim 4, is characterized in that, described coupling main body (2) is by after compression, and attachment hole (1-1.2) is connected with bolt with through hole (2-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420804692.0U CN204419905U (en) | 2014-12-19 | 2014-12-19 | A kind of surperlight type helicopter flexible coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420804692.0U CN204419905U (en) | 2014-12-19 | 2014-12-19 | A kind of surperlight type helicopter flexible coupling |
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| Publication Number | Publication Date |
|---|---|
| CN204419905U true CN204419905U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420804692.0U Active CN204419905U (en) | 2014-12-19 | 2014-12-19 | A kind of surperlight type helicopter flexible coupling |
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| CN (1) | CN204419905U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500608A (en) * | 2014-12-23 | 2015-04-08 | 四川精石航空科技开发有限公司 | Ultra-light type helicopter flexible shaft coupler |
| CN105650137A (en) * | 2016-04-07 | 2016-06-08 | 北京康为重工机械制造有限公司 | High-elasticity coupling |
| CN110107610A (en) * | 2019-04-30 | 2019-08-09 | 安徽理工大学 | Submissive constant moment of force shaft coupling |
-
2014
- 2014-12-19 CN CN201420804692.0U patent/CN204419905U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500608A (en) * | 2014-12-23 | 2015-04-08 | 四川精石航空科技开发有限公司 | Ultra-light type helicopter flexible shaft coupler |
| CN105650137A (en) * | 2016-04-07 | 2016-06-08 | 北京康为重工机械制造有限公司 | High-elasticity coupling |
| CN105650137B (en) * | 2016-04-07 | 2018-05-11 | 康为同创集团有限公司 | Highly elastic shaft coupling |
| CN110107610A (en) * | 2019-04-30 | 2019-08-09 | 安徽理工大学 | Submissive constant moment of force shaft coupling |
| CN110107610B (en) * | 2019-04-30 | 2020-06-05 | 安徽理工大学 | Flexible constant moment coupling |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190715 Address after: 610000 6/F 605, Building 7, No. 200, Tianfu Fifth Street, Chengdu High-tech Zone, Sichuan Province Patentee after: Chengdu Jingshi Intelligent Control Technology Co.,Ltd. Address before: 618300 No. 74, Eastern Section of Taizhong Road, Guanghan City, Deyang City, Sichuan Province Patentee before: SICHUAN JINGSHI AVIATION TECHNOLOGY DEVELOPMENT CO.,LTD. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 605, 6th Floor, Building 7, No. 200, Tianfu 5th Street, Chengdu High-tech Zone, China (Sichuan) Pilot Free Trade Zone, Chengdu, Sichuan 610000 Patentee after: Chengdu Jingshi Intelligent Control UAV Technology Co.,Ltd. Address before: 610000 6/F 605, Building 7, No. 200, Tianfu Fifth Street, Chengdu High-tech Zone, Sichuan Province Patentee before: Chengdu Jingshi Intelligent Control Technology Co.,Ltd. |