阅读说明：本技术 抖动补偿装置、光学装置和相机 (Jitter compensation device, optical device, and camera ) 是由 田赫 于 2019-12-02 设计创作，主要内容包括：一种抖动补偿装置、光学装置(100)和相机(1000),该抖动补偿装置包括定子组(40,80)和动子组(60),定子组(40,80)用于驱动动子组(60)移动,动子组(60)用于与成像单元(30)固定连接,定子组(40,80)和动子组(60)设于成像单元(30)背向成像面(321)的一侧。通过定子组(40,80)驱动动子组(60)移动的方式,能够带动成像单元(30)移动,而定子组(40,80)和动子组(60)均设置在成像单元(30)背向成像面(321)的一例,即不需在成像单元(30)的四周侧面驱动成像单元(30)移动,可以缩减成像单元(30)四周的尺寸,抖动补偿装置适应于成像单元(30)的外形而层叠设置的方式也更便于光学装置(100)和相机(1000)的结构紧凑化设计,尺寸小,便于携带和使用。(A shake compensation device, an optical device (100) and a camera (1000) comprises stator groups (40, 80) and a rotor group (60), wherein the stator groups (40, 80) are used for driving the rotor group (60) to move, the rotor group (60) is used for being fixedly connected with an imaging unit (30), and the stator groups (40, 80) and the rotor group (60) are arranged on one side, opposite to an imaging surface (321), of the imaging unit (30). The imaging unit (30) can be driven to move by the way that the stator groups (40 and 80) drive the moving group (60) to move, the stator groups (40 and 80) and the moving group (60) are arranged on one side of the imaging unit (30) back to the imaging surface (321), namely, the imaging unit (30) does not need to be driven to move on the peripheral side surface of the imaging unit (30), the peripheral size of the imaging unit (30) can be reduced, and the shake compensation device is suitable for the appearance of the imaging unit (30) and is arranged in a stacked mode, so that the optical device (100) and the camera (1000) are more convenient to design in a compact structure, small in size and convenient to carry and use.)

The shake compensation device is characterized by comprising a stator group and a rotor group, wherein the stator group is used for driving the rotor group to move, the rotor group is used for being fixedly connected with an imaging unit, and the stator group and the rotor group are arranged on one side of the imaging unit, which is opposite to an imaging surface.

The shake compensation apparatus according to claim 1, wherein the stator group is disposed between the imaging unit and the mover group, or the stator group is disposed on a side of the mover group facing away from the imaging unit;

or the like, or, alternatively,

the stator group comprises a first stator group and a second stator group, the first stator group is arranged between the imaging unit and the rotor group, and the second stator group is arranged on one side of the rotor group back to the imaging unit.

The jitter compensating apparatus of claim 1, wherein the stator pack includes a magnetic member and a stator mounting plate, the magnetic member being mounted on the stator mounting plate; the rotor set comprises an electromagnet and a rotor mounting plate, and the electromagnet is mounted on the rotor mounting plate.

A shake compensation apparatus according to claim 3, wherein the magnetic member includes a first magnetic portion and a second magnetic portion, the electromagnet includes a first coil portion and a second coil portion, the first magnetic portion and the first coil portion are opposed, the second magnetic portion and the second coil portion are opposed, the first magnetic portion is for driving the first coil portion to move in a first straight line, and the second magnetic portion is for driving the second coil portion to move in a second straight line.

The shake compensation apparatus according to claim 4, wherein the first straight line and the second straight line are perpendicular.

A shake compensating apparatus according to claim 4, wherein the number of the first coil portions is at least two, at least two of the first coil portions being arranged in parallel to the first straight line; and/or the presence of a gas in the gas,

the number of the second coil parts is at least two, and at least two of the second coil parts are arranged in parallel to the second straight line.

The jitter compensating apparatus of claim 6, wherein the current flow directions of at least two of the first coil portions are not exactly the same, and the first magnetic portion drives adjacent ones of the at least two first coil portions to move in opposite directions to rotate the mover assembly.

The jitter compensating apparatus of claim 7, wherein the current flow directions of at least two of the second coil portions are not exactly the same, and the second magnetic portion drives adjacent ones of the at least two second coil portions to move in opposite directions to rotate the mover assembly.

The shake compensation apparatus according to claim 4, wherein the number of the first magnetic portions is at least one, at least one of the first magnetic portions being arranged in parallel with the first straight line; and/or the presence of a gas in the gas,

the number of the second magnetic parts is at least two, and the at least two second magnetic parts are arranged in parallel to the second straight line.

The shake compensation apparatus according to claim 9, wherein the first magnetic part and/or the second magnetic part comprises at least two first magnets and at least one second magnet, the first magnets having a larger width than the second magnets, the second magnets being arranged alternately with the first magnets, the first magnets and the second magnets having different magnetizing directions.

The shake compensating apparatus according to claim 10, wherein the first magnet and the second magnet are magnetized in directions perpendicular to each other, the first magnet and the second magnet being alternately arranged in a width direction thereof.

The shake compensation apparatus according to claim 10, wherein the adjacent first magnets have opposite magnetizing directions, and the adjacent second magnets have opposite magnetizing directions.

The shake compensation apparatus according to claim 10, wherein the first magnet has a magnetization direction perpendicular to a plane in which the imaging unit is located, and the second magnet has a magnetization direction parallel to the plane in which the imaging unit is located.

The jitter compensating apparatus of claim 9, wherein when the number of the stator groups is two, the first magnetic portions of the first stator group are the same in number and opposite in position to the first magnetic portions of the second stator group; and/or the number of the second magnetic parts of the first stator group is the same as that of the second magnetic parts of the second stator group, and the positions of the second magnetic parts correspond to those of the second stator group.

A shake compensating apparatus according to claim 3, wherein the shake compensating apparatus further comprises a position detecting unit for detecting a displacement of the imaging unit.

The shake compensation apparatus according to claim 15, wherein the position detection unit includes a position sensor for detecting a magnetic field of the magnetic member to obtain the displacement of the moving group.

The shake compensating apparatus according to claim 16, wherein the position detecting unit further includes a reference magnetic member that supplies a reference magnetic field to the position sensor.

The jitter compensating apparatus of claim 17, wherein one of the reference magnetic member and the position sensor is mounted on the stator mounting plate, and the other is mounted on the mover mounting plate, the reference magnetic member corresponding to the position sensor.

The jitter compensating apparatus of claim 17, wherein the magnetization direction of the reference magnetic member is parallel to the plane of the imaging unit.

The shake compensation apparatus according to claim 15, wherein the number of the position detection units is three or more.

The jitter compensating apparatus of claim 20, wherein each of the position detecting units comprises two or more hall magnets, and the two or more hall magnets are arranged in parallel and have opposite polarities between adjacent hall magnets.

A jitter compensating apparatus as claimed in claim 3, wherein the jitter compensating apparatus further comprises a power pack connected to the mover pack and adapted to supply power to the electromagnets.

A jitter compensating apparatus as claimed in claim 22, wherein said power pack comprises a flexible circuit board, said flexible circuit board being disposed on a side of said mover pack facing away from said imaging unit.

The jitter compensating apparatus of claim 2, wherein the first stator group and the second stator group are fixedly connected.

The jitter compensating apparatus of claim 24, wherein the first stator set and the second stator set are connected by a stator connecting member, the rotor set defines a limiting hole, the stator connecting member passes through the limiting hole, and when the rotor set moves relative to the first stator set and the second stator set, a peripheral sidewall of the limiting hole contacts the stator connecting member to limit the displacement of the rotor set.

The jitter compensating apparatus of claim 25, wherein the stator connector has a buffer structure at an outer periphery thereof, the buffer structure being configured to buffer an impact of the stator connector with a sidewall of the stopper hole.

The jitter compensating apparatus of claim 1, wherein a support is provided between the mover group and the stator group, and the mover group is moved relative to the stator group by the support.

The jitter compensating apparatus of claim 27, wherein a tensioning member is connected between the moving group and the stator group, the tensioning member being adapted to tension the moving group and the stator group such that the moving group and the stator group are always in contact with the support body.

The jitter compensating apparatus of claim 28, wherein the stator assembly has a through hole, a support is disposed on a surface of the stator assembly facing away from the mover assembly, one end of the tension member is connected to the support, and the other end of the tension member passes through the through hole and is connected to the mover assembly.

A jitter compensating apparatus as claimed in claim 27, wherein said support comprises balls, and wherein ball pads are provided on said stator pack and said mover pack, said balls rolling on said ball pads.

An optical device is characterized by comprising an imaging unit and a shake compensation device, wherein the shake compensation device is arranged on one side of the imaging unit, which is opposite to an imaging surface.

The optical apparatus according to claim 31, wherein the optical apparatus includes a stator set and a mover set, the stator set is used for driving the mover set to move, and the imaging unit is fixedly connected to the mover set.

The optical device according to claim 32, wherein the stator set is disposed between the imaging unit and the mover set, or wherein the stator set is disposed on a side of the mover set facing away from the imaging unit;

or the like, or, alternatively,

the stator group comprises a first stator group and a second stator group, the first stator group is arranged between the imaging unit and the rotor group, and the second stator group is arranged on one side of the rotor group back to the imaging unit.

The optical apparatus of claim 32, wherein the stator pack includes a magnetic member and a stator mounting plate, the magnetic member being mounted on the stator mounting plate; the rotor set comprises an electromagnet and a rotor mounting plate, and the electromagnet is mounted on the rotor mounting plate.

The optical device of claim 34, wherein the magnetic element includes a first magnetic portion and a second magnetic portion, the electromagnet includes a first coil portion and a second coil portion, the first magnetic portion and the first coil portion are opposed, the second magnetic portion and the second coil portion are opposed, the first magnetic portion is configured to drive the first coil portion to move along a first straight line, and the second magnetic portion is configured to drive the second coil portion to move along a second straight line.

The optical device of claim 35, wherein the first line and the second line are perpendicular.

The optical device of claim 35, wherein the number of first coil portions is at least two, at least two of the first coil portions being disposed parallel to the first straight line; and/or the presence of a gas in the gas,

the number of the second coil parts is at least two, and at least two of the second coil parts are arranged in parallel to the second straight line.

The optical device as claimed in claim 37, wherein the current flow directions of at least two of said first coil portions are not identical, and said first magnetic portion drives adjacent ones of said at least two of said first coil portions to move in opposite directions to rotate said mover assembly.

The optical apparatus of claim 38, wherein current flow directions of at least two of the second coil portions are not exactly the same, and the second magnetic portion drives adjacent ones of the at least two second coil portions to move in opposite directions to rotate the mover group.

The optical device of claim 35, wherein the first magnetic portion is at least one in number, at least one of the first magnetic portions being disposed parallel to the first straight line; and/or the presence of a gas in the gas,

the number of the second magnetic parts is at least two, and the at least two second magnetic parts are arranged in parallel to the second straight line.

The optical device of claim 40, wherein the first and/or second magnetic portions comprise at least two first magnets and at least one second magnet, the first magnets having a greater width than the second magnets, the second magnets alternating with the first magnets, the first and second magnets having different magnetization directions.

The optical device of claim 41, wherein the first and second magnets have magnetization directions perpendicular to each other, the first and second magnets being alternately arranged in a width direction thereof.

The optical device of claim 41, wherein adjacent first magnets have opposite magnetization directions and adjacent second magnets have opposite magnetization directions.

The optical apparatus of claim 41, wherein the first magnet is magnetized in a direction perpendicular to the plane of the imaging unit, and the second magnet is magnetized in a direction parallel to the plane of the imaging unit.

The optical apparatus of claim 40, wherein when the number of stator groups is two, the first magnetic portion of the first stator group is the same number and opposite in position to the first magnetic portion of the second stator group; and/or the number of the second magnetic parts of the first stator group is the same as that of the second magnetic parts of the second stator group, and the positions of the second magnetic parts correspond to those of the second stator group.

The optical apparatus of claim 34, wherein the shake compensation apparatus further comprises a position detection unit for detecting a displacement of the imaging unit.

The optical device of claim 46, wherein the position detecting unit comprises a position sensor for detecting a magnetic field of the magnetic member to obtain the displacement of the moving group.

The optical device of claim 47, wherein the position detection unit further comprises a reference magnetic element that provides a reference magnetic field for the position sensor.

The optical apparatus of claim 48, wherein one of the reference magnetic element and the position sensor is mounted on the stator mounting plate and the other is mounted on the mover mounting plate, the reference magnetic element corresponding to the position sensor.

The optical device according to claim 48, wherein the magnetization direction of the reference magnetic element is parallel to the plane of the imaging unit.

The optical device according to claim 46, wherein the number of the position detection units is three or more.

The optical device according to claim 51, wherein each set of the position detecting units comprises two or more Hall magnets, the two or more Hall magnets are arranged in parallel, and the polarities of the two or more Hall magnets are opposite.

The optical device of claim 34, further comprising a power pack coupled to the mover pack and configured to provide power to the electromagnets.

The optical apparatus of claim 53, wherein the power pack comprises a flexible circuit board disposed on a side of the mover pack facing away from the imaging unit.

The optical apparatus of claim 32, further comprising a front frame disposed on an imaging surface side of the imaging unit, wherein the imaging unit, the front frame, and the mover group are fixedly coupled.

The optical apparatus of claim 32, further comprising a mounting unit fixedly attached to the stator pack, the imaging unit being disposed between the mounting unit and the stator pack.

The optical apparatus of claim 33, wherein the first stator set and the second stator set are fixedly connected.

The optical device as claimed in claim 57, wherein the first stator set and the second stator set are connected by a stator connecting member, the rotor set defines a limiting hole, the stator connecting member passes through the limiting hole, and when the rotor set moves relative to the first stator set and the second stator set, a peripheral sidewall of the limiting hole contacts the stator connecting member to limit the displacement of the rotor set.

The optical device of claim 58, wherein the stator connector is provided with a buffer structure at the periphery thereof, and the buffer structure is used for buffering the impact of the stator connector and the side wall of the limiting hole.

The optical device according to claim 32, wherein a support is provided between the moving group and the stator group, the moving group being movable relative to the stator group by the support.

The optical device according to claim 60, wherein a tensioning member is connected between said moving group and said stator group, said tensioning member being adapted to tension said moving group and said stator group such that said moving group and said stator group are always in contact with said supporting body.

The optical apparatus according to claim 61, wherein the stator assembly has a through hole, a support is disposed on a surface of the stator assembly facing away from the mover assembly, one end of the tension member is connected to the support, and the other end of the tension member passes through the through hole and is connected to the mover assembly.

The optical device of claim 60, wherein said support includes balls, and wherein said stator pack and said mover pack have ball pads on which said balls roll.

The camera is characterized by comprising a camera body and an optical device, wherein the optical device is arranged in the camera body and comprises an imaging unit and a shake compensation device, and the shake compensation device is arranged on one side, back to an imaging surface, of the imaging unit.

The camera of claim 64, wherein the shake compensation device comprises a stator set and a mover set, the stator set is used for driving the mover set to move, and the imaging unit is fixedly connected with the mover set.

The camera of claim 65, wherein the stator set is disposed between the imaging unit and the mover set, or wherein the stator set is disposed on a side of the mover set facing away from the imaging unit;

or the like, or, alternatively,

the stator group comprises a first stator group and a second stator group, the first stator group is arranged between the imaging unit and the rotor group, and the second stator group is arranged on one side of the rotor group back to the imaging unit.

The camera of claim 65, wherein the stator pack includes a magnetic member and a stator mounting plate, the magnetic member being mounted on the stator mounting plate; the rotor set comprises an electromagnet and a rotor mounting plate, and the electromagnet is mounted on the rotor mounting plate.

The camera of claim 67, wherein the magnetic member includes a first magnetic portion and a second magnetic portion, the electromagnet includes a first coil portion and a second coil portion, the first magnetic portion and the first coil portion are opposed, the second magnetic portion and the second coil portion are opposed, the first magnetic portion is configured to drive the first coil portion to move along a first straight line, and the second magnetic portion is configured to drive the second coil portion to move along a second straight line.

The camera of claim 68, wherein the first line and the second line are perpendicular.

The camera of claim 68, wherein the number of the first coil portions is at least two, at least two of the first coil portions being arranged parallel to the first straight line; and/or the presence of a gas in the gas,

the number of the second coil parts is at least two, and at least two of the second coil parts are arranged in parallel to the second straight line.

The camera of claim 70, wherein the current flow directions of at least two of the first coil portions are not exactly the same, and the first magnetic portion drives adjacent ones of the at least two first coil portions to move in opposite directions to rotate the mover assembly.

The camera as claimed in claim 71, wherein current flow directions of at least two of the second coil portions are not exactly the same, and the second magnetic portion drives adjacent ones of the at least two second coil portions to move in opposite directions to rotate the mover group.

The camera of claim 68, wherein the first magnetic part is at least one in number, at least one of the first magnetic parts being disposed parallel to the first straight line; and/or the presence of a gas in the gas,

the number of the second magnetic parts is at least two, and the at least two second magnetic parts are arranged in parallel to the second straight line.

The camera of claim 73, wherein the first magnetic part and/or the second magnetic part comprises at least two first magnets and at least one second magnet, the first magnets having a width greater than the second magnets, the second magnets being arranged alternately with the first magnets, the first magnets and the second magnets having different directions of magnetization.

The camera of claim 74, wherein the first and second magnets have magnetizing directions perpendicular to each other, the first and second magnets being alternately arranged in a width direction thereof.

The camera of claim 74, wherein adjacent first magnets have opposite charging directions and adjacent second magnets have opposite charging directions.

The camera of claim 74, wherein the first magnet is magnetized in a direction perpendicular to a plane of the imaging unit, and the second magnet is magnetized in a direction parallel to the plane of the imaging unit.

The camera of claim 73, wherein when the number of stator groups is two, the first magnetic part of the first stator group is the same number and opposite in position to the first magnetic part of the second stator group; and/or the number of the second magnetic parts of the first stator group is the same as that of the second magnetic parts of the second stator group, and the positions of the second magnetic parts correspond to those of the second stator group.

The camera according to claim 66, wherein the shake compensation apparatus further comprises a position detection unit for detecting a displacement of the imaging unit.

The camera of claim 79, wherein the position detection unit comprises a position sensor for detecting the magnetic field of the magnetic member to obtain the displacement of the moving group.

The camera of claim 80, wherein the position detection unit further comprises a reference magnetic member that provides a reference magnetic field for the position sensor.

The camera of claim 81, wherein one of the reference magnetic element and the position sensor is mounted on the stator mounting plate and the other is mounted on the mover mounting plate, the reference magnetic element corresponding to the position sensor location.

The camera of claim 81, wherein the magnetization direction of the reference magnetic element is parallel to the plane of the imaging unit.

The camera as claimed in claim 79, wherein the number of the position detection units is three groups and more.

The camera as claimed in claim 84, wherein each set of the position detecting units comprises two or more Hall magnets, the two or more Hall magnets are arranged in parallel and the polarities of the two or more Hall magnets are opposite.

The camera of claim 66, further comprising a power pack coupled to the mover pack and configured to provide power to the electromagnets.

The camera of claim 86, wherein the power pack comprises a flexible circuit board disposed on a side of the mover pack facing away from the imaging unit.

The camera of claim 65, wherein the optical device further comprises a front frame disposed on an imaging surface side of the imaging unit, and the imaging unit, the front frame and the mover group are fixedly connected.

The camera of claim 66, wherein the optical device further comprises a mounting unit fixedly connected to the stator set, the imaging unit being disposed between the mounting unit and the stator set.

The camera of claim 67, wherein the first stator set and the second stator set are fixedly connected.

The camera as claimed in claim 90, wherein the first stator set and the second stator set are connected by a stator connecting member, the rotor set defines a limiting hole, the stator connecting member passes through the limiting hole, and when the rotor set moves relative to the first stator set and the second stator set, a peripheral sidewall of the limiting hole contacts the stator connecting member to limit the displacement of the rotor set.

The camera as in claim 91, wherein a buffer structure is disposed on an outer periphery of the stator connector, and the buffer structure is used for buffering impact between the stator connector and a sidewall of the limiting hole.

The camera of claim 65, wherein a support is disposed between the mover group and the stator group, the mover group being movable relative to the stator group by the support.

The camera of claim 93, wherein a tensioning member is coupled between the mover set and the stator set, the tensioning member for tensioning the mover set and the stator set such that the mover set and the stator set are always in contact with the support body.

The camera as claimed in claim 94, wherein the stator assembly has a through hole, a support is disposed on a surface of the stator assembly facing away from the rotor assembly, one end of the tension member is connected to the support, and the other end of the tension member passes through the through hole and is connected to the rotor assembly.

The camera of claim 93, wherein the support includes balls, and wherein the stator pack and the mover pack have ball pads on which the balls roll.