Gimbal motor mechanical limiting device and gimbal thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H02P-003/06
H02K-007/00
F16C-019/55
H02K-007/12
출원번호
16045092
(2018-07-25)
등록번호
11159106
(2021-10-26)
우선권정보
CN-201620077412.X (2016-01-26)
발명자
/ 주소
Zhang, Zhengli
출원인 / 주소
AUTEL ROBOTICS CO., LTD
인용정보
피인용 횟수 :
0인용 특허 :
0
초록▼
The present application discloses a motor mechanical limiting device for limiting rotation of a motor. The device includes: a limiting ring, a first limiting device, and a second limiting device. The first limiting device is fixedly connected on a rotor of motor. The second limiting device is fixed
The present application discloses a motor mechanical limiting device for limiting rotation of a motor. The device includes: a limiting ring, a first limiting device, and a second limiting device. The first limiting device is fixedly connected on a rotor of motor. The second limiting device is fixed on a motor stator. The limiting ring is in bearing connection with the rotor of motor. The limiting ring protrudes to form a stopping edge. Both the first limiting device and the second limiting device are located on a circumferential rotation path of the stopping edge, and the second limiting device is provided with a region for the first limiting device to pass through.
대표청구항▼
1. A motor mechanical limiting device, for limiting rotation of a motor, comprising: a limiting ring, a first limiting device, and a second limiting device, wherein the first limiting device is fixedly connected on a rotor of motor, the second limiting device is fixed on a motor stator, and the limi
1. A motor mechanical limiting device, for limiting rotation of a motor, comprising: a limiting ring, a first limiting device, and a second limiting device, wherein the first limiting device is fixedly connected on a rotor of motor, the second limiting device is fixed on a motor stator, and the limiting ring is in bearing connection with the rotor of motor, wherein the limiting ring protrudes to form a stopping edge, both the first limiting device and the second limiting device are located on a circumferential rotation path of the stopping edge, and wherein the second limiting device is provided with a region for the first limiting device to pass through; wherein the first limiting device comprises: a connecting ring and a first connecting rod, wherein the connecting is fixedly sleeved over the rotor of motor, one end of the first connecting rod is connected to the connecting ring, and the other end of the first connecting rod is bent to form a stopping head, and wherein during rotation, the stopping head pushes the stooping edge, so as to drive the limiting ring to rotate. 2. The motor mechanical limiting device according to claim 1, wherein the connecting ring is located under the limiting ring, and the stopping head is located under the second limiting device. 3. The motor mechanical limiting device according to claim 1, wherein the second limiting device comprises: a stop member and a second connecting rod, wherein one end of the second connecting rod is fixed on the stator, the other end of the second connecting rod is connected to the stop member, and wherein a region for the stopping head to pass through is formed between the second connecting rod and the stop member. 4. The motor mechanical limiting device according to claim 1, wherein the first limiting device comprises: a connecting rod, wherein a protrusion of one end of the third connecting rod forms a stopping head, the other end of the third connecting rod is fixed on the rotor of motor, and wherein during rotation, the stopping head pushes the stopping edge, so as to drive the limiting ring to rotate. 5. The motor mechanical limiting device according to claim 4, wherein the third connecting rod is located above the upper limiting ring, and the stopping head is located upper the second limiting device. 6. The motor mechanical limiting device according to claim 1, wherein the second limiting device comprises: a stop block, wherein the block is fixed on the stator of motor, the height of the stop block is less than a distance between the bottom of the stopping head and the stator of motor. 7. The motor mechanical limiting device according to claim 1, wherein the first limiting device comprises: a connecting rod, wherein a protrusion of one end of the fourth connecting rod formed a stopping head, the other end of the fourth connecting rod is fixed on the rotor of motor, and wherein during rotation, the stopping head pushes the stopping edge, so as to drive the limiting ring to rotate. 8. The motor mechanical limiting device according to claim 7, wherein the fourth connecting rod is located above the upper limiting ring, and the stopping head is located upper the second limiting device. 9. The motor mechanical limiting device according to claim 7, wherein the second limiting device comprises: a stop block, wherein the middle portion of the stop block provided an arc-shaped channel, the size of the arc-shaped channel fits the size of the bottom of the stopping head, forming a region 16 for the stopping head to pass through. 10. The motor mechanical limiting device according to claim 1, wherein the rotation angle range of the rotor of motor is greater than 0° and less than 720°. 11. A gimbal, comprising a yaw axis structure driving the whole gimbal to rotate, the gimbal rotating around the yaw axis structure and the rotation being preset in a certain range, wherein the gimbal further comprises the motor mechanical limiting device according to claim 1 disposed on the yaw axis structure, and the motor mechanical limiting device defines a maximum rotation angle of the gimbal around the yaw axis. 12. The gimbal according to claim 11, wherein the first limiting device comprises: a connecting ring and a first connecting rod, wherein the connecting ring is fixedly sleeved over the rotor of motor, one end of the first connecting rod is connected to the connecting ring, the other end of the first connecting rod is bent to form a stopping head, and wherein during rotation, the stopping head pushes the stopping edge, so as to drive the limiting ring to rotate. 13. The gimbal according to claim 12, wherein the second limiting device comprises: a stop member and a second connecting rod, wherein one end of the second connecting rod is fixed on the stator, the other end of the second connecting rod is connected to the stop member, and wherein a region for the stopping head to pass through is formed between the second connecting rod and the stop member. 14. The gimbal according to claim 11, wherein the first limiting device comprises: a connecting rod, wherein a protrusion of one end of the third connecting rod formed a stopping head, the other end of the third connecting rod is fixed on the rotor of motor, and wherein during rotation, the stopping head pushes the stopping edge, so as to drive the limiting ring to rotate. 15. The gimbal according to claim 14, wherein the second limiting device comprises: a stop block, wherein the block is fixed on the stator of motor, the height of the stop block is less than a distance between the bottom of the stopping head and the stator of motor. 16. The gimbal according to claim 11, wherein the first limiting device comprises: a connecting rod, wherein a protrusion of one end of the fourth connecting rod formed a stopping head, the other end of the fourth connecting rod is fixed on the rotor of motor, and wherein during rotation, the stopping head pushes the stopping edge, so as to drive the limiting ring to rotate. 17. The gimbal according to claim 16, wherein the second limiting device comprises: a stop block, wherein the middle portion of the stop block provided an arc-shaped channel, the size of the arc-shaped channel fits the size of the bottom of the stopping head, forming a region 16 for the stopping head to pass through. 18. The gimbal according to claim 11, wherein a motor of the yaw axis structure is a servo motor.
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