CN214493335U - Double-shaft motor driven helicopter aircraft - Google Patents
Double-shaft motor driven helicopter aircraft Download PDFInfo
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- CN214493335U CN214493335U CN202120294213.5U CN202120294213U CN214493335U CN 214493335 U CN214493335 U CN 214493335U CN 202120294213 U CN202120294213 U CN 202120294213U CN 214493335 U CN214493335 U CN 214493335U
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Abstract
The utility model relates to a drive device technical field, specifically a biax motor drive helicopter aircraft, including rotor, main shaft, installation mechanism and driving motor, installation mechanism includes first installation mechanism and second installation mechanism, the last motor shaft and the motor bearing of being provided with of driving motor, the top of motor shaft and motor bearing all extends to outside the driving motor, first installation mechanism includes frame and connector, second installation mechanism includes adapter sleeve, bearing frame and main shaft bearing, adapter sleeve passes through main shaft bearing with the main shaft and is connected, the bearing frame is installed on the outer wall of adapter sleeve, the main shaft passes second installation mechanism and installs on the connector; the motor shaft of driving motor rotates and drives the connector and rotate to make the connector can drive the main shaft and rotate, realize the double-shaft drive, be provided with the switching cover and can strengthen main shaft pivoted stability, be connected with the frame through driving motor's motor bearing, can control the concentricity, promote the assembly precision, reduce the friction, promote flight efficiency.
Description
Technical Field
The utility model relates to a drive device technical field specifically is a biax motor drive helicopter aircraft.
Background
The power of helicopter drives the rotor through motor drive gear or belt usually and rotates, the rotor includes rotor main part and the rotor main shaft of being connected with rotor main part, the motor drives rotor main shaft rotation through the motor main shaft of output, thereby it rotates and produces power to drive rotor main part, current motor passes through gear or belt with the rotor and transmits, the motor of hollow shaft has appeared in order to avoid appearing energy loss, rotor main shaft passes hollow shaft motor, directly drive rotor main shaft through the motor and rotate, but the unstable condition appears in being connected easily between current hollow shaft motor and the rotor main shaft, influence the normal operating of rotor.
SUMMERY OF THE UTILITY MODEL
The utility model provides an overcome above-mentioned condition not enough, provide a biax motor drive helicopter aircraft, its technical scheme as follows.
A double-shaft motor-driven helicopter aircraft comprises a rotor, a main shaft, an installation mechanism and a driving motor, wherein the rotor is installed at the top of the main shaft, the installation mechanism is installed between the main shaft and the driving motor and comprises a first installation mechanism and a second installation mechanism, the driving motor, the first installation mechanism, the second installation mechanism and the main shaft are sequentially connected, a motor shaft and a motor bearing are arranged on the driving motor, the tops of the motor shaft and the motor bearing extend out of the driving motor, the first installation mechanism comprises a base and a connector, the lower part of the base is sleeved on the periphery of the upper part of the motor bearing, the connector is installed on the motor shaft and is positioned at the top of the base, the second installation mechanism comprises an adapter sleeve, a bearing seat and a main shaft bearing, the bottom of the adapter sleeve is installed on the base, the adapter sleeve is sleeved on the periphery of the connector, the main shaft bearing is installed in the adapter sleeve, the adapter sleeve is connected with the main shaft through a main shaft bearing, the bearing seat is installed on the outer wall of the adapter sleeve, and the main shaft penetrates through the second installation mechanism to be installed on the connector.
Further, driving motor includes stator, rotor and fixed screw, and the rotor is located the stator bottom, and the motor shaft passes through motor bearing with the stator to be connected, and on the bottom of motor shaft extended to the rotor, the motor shaft passed through fixed screw with the rotor and is connected.
Furthermore, the motor shaft is connected with a clamping ring in a clamping manner, and the bottom of the clamping ring is in butt fit with the driving motor.
Furthermore, the lower part of the connector and the upper part of the motor shaft are provided with pin holes, fixing pins are inserted into the pin holes, and the connector is connected with the motor shaft through the fixing pins.
Furthermore, the lower part cover of connector is equipped with the stop collar, and the stop collar shelters from the cooperation with the fixed pin.
Furthermore, the lower part of the main shaft is provided with a mounting hole, the upper part of the connector is provided with a through hole, a main shaft screw is arranged on the connector, and the main shaft screw penetrates through the through hole and is arranged on the mounting hole.
Furthermore, the switching sleeve comprises a first connecting pipe and a second connecting pipe, the first connecting pipe is located at the top of the second connecting pipe, the switching sleeve is installed at the top of the machine base through the second connecting pipe, the bearing seat is installed on the first connecting pipe, the main shaft bearing comprises a first bearing and a second bearing, the first bearing is installed in the first connecting pipe, and the second bearing is installed in the second connecting pipe.
Compared with the prior art, the beneficial effects of the utility model reside in that:
install on the connector after passing the switching cover through the main shaft, driving motor's motor shaft rotates and drives the connector and rotate to make the connector can drive the main shaft and rotate, realize the double-shaft drive, be provided with the switching cover and can strengthen main shaft pivoted stability, be connected with the frame through driving motor's motor bearing, can control the concentricity, promote the assembly precision, reduce the friction, promote flight efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic cross-sectional structure diagram of the present invention.
Fig. 3 is a schematic structural diagram of the middle driving motor of the present invention.
The reference numerals are respectively: the rotor wing mounting structure comprises a rotor wing 1, a main shaft 2, a mounting mechanism 3, a driving motor 4, a first mounting mechanism 5, a second mounting mechanism 6, a motor shaft 7, a motor bearing 8, a machine base 9, a connector 10, an adapter sleeve 11, a bearing seat 12, a main shaft bearing 13, a stator 14, a rotor 15, a fixing screw 16, a clamping ring 17, a pin hole 18, a fixing pin 19, a limiting sleeve 20, a mounting hole 21, a through hole 22, a main shaft screw 23, a first connecting pipe 24, a second connecting pipe 25, a first bearing 26 and a second bearing 27.
Detailed Description
As shown in fig. 1 to 3, a biaxial motor driven helicopter aircraft comprises a rotor 1, a main shaft 2, an installation mechanism 3 and a driving motor 4, wherein the rotor 1 is installed on the top of the main shaft 2, the installation mechanism 3 is installed between the main shaft 2 and the driving motor 4, the installation mechanism 3 comprises a first installation mechanism 5 and a second installation mechanism 6, the driving motor 4, the first installation mechanism 5, the second installation mechanism 6 and the main shaft 2 are sequentially connected, a motor shaft 7 and a motor bearing 8 are arranged on the driving motor 4, the tops of the motor shaft 7 and the motor bearing 8 both extend out of the driving motor 4, the first installation mechanism 5 comprises a base 9 and a connector 10, the lower part of the base 9 is sleeved on the periphery of the upper part of the motor bearing 8, the connector 10 is installed on the motor shaft 7, the connector 10 is positioned on the top of the base 9, the second installation mechanism 6 comprises an adapter sleeve 11, a bearing block 12 and a main shaft bearing 13, the bottom of the adapter sleeve 11 is installed on the base 9, the adapter sleeve 11 is sleeved on the periphery of the connector 10, the spindle bearing 13 is installed in the adapter sleeve 11, the adapter sleeve 11 is connected with the spindle 2 through the spindle bearing 13, the bearing seat 12 is installed on the outer wall of the adapter sleeve 11, and the spindle 2 penetrates through the second installation mechanism 6 and is installed on the connector 10.
Further, the spindle 2 penetrates through the adapter sleeve 11 and then is installed on the connector 10, the motor shaft 7 of the driving motor 4 rotates to drive the connector 10 to rotate, so that the connector 10 can drive the spindle 2 to rotate, double-shaft driving is achieved, the adapter sleeve 11 is arranged to enhance the rotating stability of the spindle 2, the motor bearing 8 of the driving motor 4 is connected with the base 9, concentricity can be controlled, assembling precision is improved, friction is reduced, and flying efficiency is improved.
Further, the driving motor 4 comprises a stator 14, a rotor 15 and a fixing screw 16, the rotor 15 is located at the bottom of the stator 14, the motor shaft 7 is connected with the stator 14 through a motor bearing 8, the bottom of the motor shaft 7 extends to the rotor 15, and the motor shaft 7 is connected with the rotor 15 through the fixing screw 16; through installing motor shaft 7 screw on rotor 15, thereby rotor 15 is rotatory to drive motor shaft 7 rotatory rotation of realizing main shaft 2, the dismouting driving motor 4 of being convenient for.
Further, a snap ring 17 is clamped on the motor shaft 7, and the bottom of the snap ring 17 is in butt fit with the driving motor 4; the installation of snap ring 17 can limit the clearance of motor shaft 7, strengthens the stability of rotation.
Furthermore, the lower part of the connector 10 and the upper part of the motor shaft 7 are both provided with pin holes 18, fixing pins 19 are inserted into the pin holes 18, and the connector 10 is connected with the motor shaft 7 through the fixing pins 19; fixing the connector 10 and the motor shaft 7 by the fixing pins 19 facilitates the replacement and maintenance of the detachable connector 10.
Furthermore, a limiting sleeve 20 is sleeved on the lower part of the connector 10, and the limiting sleeve 20 is in shielding fit with the fixing pin 19; the limiting sleeve 20 is arranged to limit the fixed pin 19 and prevent the fixed pin 19 from flying out.
Further, the lower part of the main shaft 2 is provided with a mounting hole 21, the upper part of the connector 10 is provided with a through hole 22, a main shaft screw 23 is mounted on the connector 10, and the main shaft screw 23 penetrates through the through hole 22 and is mounted on the mounting hole 21; the main shaft 2 and the connector 10 are installed through the main shaft screw 23, so that the installation stability can be enhanced, and the double-shaft common driving can be realized.
Further, the adapter sleeve 11 comprises a first connecting pipe 24 and a second connecting pipe 25, the first connecting pipe is located at the top of the second connecting pipe 25, the adapter sleeve 11 is mounted at the top of the machine base 9 through the second connecting pipe 25, the bearing seat 12 is mounted on the first connecting pipe 24, the main shaft bearing 13 comprises a first bearing 26 and a second bearing 27, the first bearing 26 is mounted in the first connecting pipe 24, and the second bearing 27 is mounted in the second connecting pipe 25; the stability of the installation of the main shaft 2 can be enhanced by providing the first connection pipe 24 and the second connection pipe 25, and the stability of the rotation of the main shaft 2 can be enhanced by providing the first bearing 26 and the second bearing 27.
Various other modifications and alterations of the disclosed structure and principles may occur to those skilled in the art, and all such modifications and alterations are intended to be included within the scope of the present invention.
Claims (7)
1. A biaxial motor driven helicopter aircraft characterized in that: the device comprises a rotor, a spindle, an installation mechanism and a driving motor, wherein the rotor is installed at the top of the spindle, the installation mechanism is installed between the spindle and the driving motor and comprises a first installation mechanism and a second installation mechanism, the driving motor, the first installation mechanism, the second installation mechanism and the spindle are sequentially connected, a motor shaft and a motor bearing are arranged on the driving motor, the tops of the motor shaft and the motor bearing extend out of the driving motor, the first installation mechanism comprises a base and a connector, the lower part of the base is sleeved on the periphery of the upper part of the motor bearing, the connector is installed on the motor shaft and is positioned at the top of the base, the second installation mechanism comprises an adapter sleeve, a bearing seat and a spindle bearing, the bottom of the adapter sleeve is installed on the base, the adapter sleeve is sleeved on the periphery of the connector, the spindle bearing is installed in the adapter sleeve, and the adapter sleeve is connected with the spindle through the spindle bearing, the bearing block is installed on the outer wall of adapter sleeve, and the main shaft passes second installation mechanism and installs on the connector.
2. A twin-shaft motor driven helicopter aircraft as claimed in claim 1 wherein: the driving motor comprises a stator, a rotor and a fixing screw, the rotor is located at the bottom of the stator, a motor shaft is connected with the stator through a motor bearing, the bottom of the motor shaft extends to the rotor, and the motor shaft is connected with the rotor through the fixing screw.
3. A twin-shaft motor driven helicopter aircraft as claimed in claim 1 wherein: the last joint of motor shaft has the snap ring, and the bottom and the driving motor butt cooperation of snap ring.
4. A twin-shaft motor driven helicopter aircraft as claimed in claim 1 wherein: the lower part of the connector and the upper part of the motor shaft are provided with pin holes, fixing pins are inserted into the pin holes, and the connector is connected with the motor shaft through the fixing pins.
5. A twin-shaft motor driven helicopter aircraft as claimed in claim 4 wherein: the lower part cover of connector is equipped with the stop collar, and the stop collar shelters from the cooperation with the fixed pin.
6. A twin-shaft motor driven helicopter aircraft as claimed in claim 1 wherein: the lower part of the main shaft is provided with a mounting hole, the upper part of the connector is provided with a through hole, a main shaft screw is arranged on the connector, and the main shaft screw penetrates through the through hole and is arranged on the mounting hole.
7. A twin-shaft motor driven helicopter aircraft as claimed in claim 1 wherein: the adapter sleeve comprises a first connecting pipe and a second connecting pipe, the first connecting pipe is located at the top of the second connecting pipe, the adapter sleeve is installed at the top of the machine base through the second connecting pipe, the bearing seat is installed on the first connecting pipe, the main shaft bearing comprises a first bearing and a second bearing, the first bearing is installed in the first connecting pipe, and the second bearing is installed in the second connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120294213.5U CN214493335U (en) | 2021-02-02 | 2021-02-02 | Double-shaft motor driven helicopter aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120294213.5U CN214493335U (en) | 2021-02-02 | 2021-02-02 | Double-shaft motor driven helicopter aircraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214493335U true CN214493335U (en) | 2021-10-26 |
Family
ID=78218599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120294213.5U Active CN214493335U (en) | 2021-02-02 | 2021-02-02 | Double-shaft motor driven helicopter aircraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214493335U (en) |
-
2021
- 2021-02-02 CN CN202120294213.5U patent/CN214493335U/en active Active
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