CN213023869U

CN213023869U - Miniature anti-shake cloud platform and camera equipment

Info

Publication number: CN213023869U
Application number: CN202021820081.7U
Authority: CN
Inventors: 刘述伦; 饶建亮; 耿新龙
Original assignee: Dongguan Yadeng Electronics Co Ltd
Current assignee: Guangdong haideya Technology Co.,Ltd.
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-04-20
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a miniature anti-shake cloud platform and camera equipment, wherein miniature anti-shake cloud platform includes universal joint shell fragment, shell, inner shell, camera lens module, first drive unit and second drive unit. The universal joint elastic sheet is movably arranged in the outer shell, and the inner shell is movably arranged in the outer shell and is connected with the universal joint elastic sheet; the lens module is movably arranged in the inner shell and is connected with the universal joint elastic sheet; the first driving unit is arranged on the outer side surface of the shell; the second driving unit is arranged on the outer side surface of the inner shell; the first driving unit and the second driving unit both comprise memory alloy wires, and the memory alloy wires are electrified to control the extension and contraction of the memory alloy wires, so that the rotation of the inner shell and the lens module is controlled. By adopting the memory alloy wire as the driving unit, the whole volume is effectively reduced, the rotation angle of the lens module can be more accurately controlled by controlling the contraction degree of the memory alloy wire, and the interference of overlarge magnetism on the lens module can not be generated.

Description

Miniature anti-shake cloud platform and camera equipment

Technical Field

The utility model relates to a camera equipment technical field, in particular to miniature anti-shake cloud platform and camera equipment.

Background

Nowadays, small mobile devices with a shooting function are increasingly popular, and the application range is also continuously expanded; however, when taking pictures and taking pictures, pictures or films shot by the small mobile device are blurred or shaken due to external vibration, and the quality of the pictures is affected.

In order to solve the above problems, various micro cloud platform anti-shake technologies appear in the market, most of the existing micro cloud platform anti-shake technologies drive the lens module to rotate through the coil and the magnet so as to compensate and correct the influence caused by shake, but the driving mode occupies a large volume, and the magnetism of the coil and the magnet can cause interference to the lens module.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a miniature anti-shake cloud platform can reduce drive unit's occupation volume, can not cause the interference to the camera lens module simultaneously.

The utility model discloses still provide a camera equipment with above-mentioned miniature anti-shake cloud platform.

According to the utility model discloses a miniature anti-shake cloud platform of first aspect embodiment, include:

the universal joint elastic sheet comprises an inner plate, an outer frame portion, a first rotating arm and a second rotating arm, wherein the inner plate is movably arranged in the hollow position of the outer frame portion, the inner plate is connected with the outer frame portion through the first rotating arm, and one end of the second rotating arm is connected with the outer side of the outer frame portion;

the universal joint elastic sheet is movably arranged in the shell, and the other end of the second rotating arm is fixedly connected with one side of the shell;

the inner shell is movably arranged in the outer shell and is connected with the outer frame part;

the lens module is movably arranged in the inner shell and is connected with the inner plate;

the first driving unit comprises two first memory alloy wires and a first connecting block, the two first memory alloy wires are arranged on the outer side of one side, connected with the second rotating arm, of the outer shell, two ends of each first memory alloy wire are respectively connected with two ends of the side face of the outer shell, and the first connecting block is arranged on the inner shell and connected with the middle of each first memory alloy wire;

and the second driving unit comprises two second memory alloy wires and a second connecting block, the two second memory alloy wires are arranged on the outer side surface of the inner shell and are adjacent to the first memory alloy wires, two ends of each second memory alloy wire are respectively connected with two ends of the outer side surface of the inner shell, and the second connecting block is arranged on the lens module and is connected with the middle part of each second memory alloy wire.

According to the utility model discloses miniature anti-shake cloud platform has following beneficial effect at least: the first memory alloy wire is electrified and contracted, the inner shell and the lens module are driven to rotate by taking the second rotating arm as a shaft through the first connecting block, and after the rotation is finished, the inner shell and the lens module are reset under the action of elastic potential energy of the elastic sheet of the universal joint; the second memory alloy wire is electrified and contracted, the lens module is driven to rotate by the second connecting block by taking the first rotating arm as a shaft, and after the rotation is finished, the lens module is reset under the elastic potential energy of the elastic sheet of the universal joint; under the combined action of the first driving unit and the second driving unit, the lens module is driven to rotate to a required position, and the position correction is carried out on the jitter deviation of the lens, so that the anti-shake function is realized; the lens module can be quickly and accurately reset by utilizing the elastic potential energy of the universal joint elastic sheet without additionally driving the lens module to reset; by adopting the memory alloy wire as the driving unit, the whole volume can be effectively reduced, the rotation angle of the lens module can be more accurately controlled by controlling the contraction degree of the memory alloy wire, and the interference of overlarge magnetism on the lens module can not be generated.

According to some embodiments of the present invention, the housing further comprises a bottom plate connected to the lower end of the housing; and the middle part of the bottom plate is provided with a fixed point lug, and the fixed point lug is connected with the lower end surface of the universal joint elastic sheet. The fixed point lug is abutted to the lower end face of the universal joint elastic sheet, so that the lens module connected with the universal joint elastic sheet can use the contact point of the fixed point lug and the universal joint elastic sheet as a rotating fixed point when rotating, and the rotating stability of the lens module is ensured.

According to some embodiments of the present invention, the lens module further comprises a movable circuit board, wherein the movable circuit board is disposed at a lower side of the gimbal spring and electrically connected to the lens module; the movable circuit board comprises a main body part, a first frame part, a second frame part, a first connecting arm and a second connecting arm; the main body part is movably arranged in a hollow position of the first frame part, and the main body part is connected with the first frame part through the first connecting arm; the first frame part is movably arranged in the second frame part, and the first frame part and the second frame part are connected through the second connecting arm; the rotation direction of the main body portion coincides with the inner plate, and the rotation direction of the first frame portion coincides with the outer frame portion. Through the design, the movable circuit board, the universal joint elastic sheet, the lens module and other parts are more compactly connected, and the whole volume is reduced.

According to some embodiments of the utility model, the position of main part with the inner panel matches, the position and the shape of first frame portion with outer frame portion matches, the quantity and the position of first linking arm with first rotor arm matches, second linking arm quantity and position with the second rotor arm matches. Through the design, the movable circuit board and the universal joint elastic sheet are more fit, and the movable circuit board and the universal joint elastic sheet can be more compactly combined together and better ensure that the rotation of the lens module can not be interfered.

According to some embodiments of the utility model, the main part still is provided with the circuit pad, the inner panel with the corresponding position of circuit pad is provided with connect the via hole, the circuit pad passes connect the via hole with the camera lens module electricity is connected. Through the design, when the electric connection between the movable circuit board and the lens module is ensured to be more stable, the connection of each part is more compact, and the influence on the connection between the movable circuit board and the lens module due to rotation is avoided.

According to some embodiments of the invention, the first driving units are provided in two groups, respectively arranged at outer side faces of opposite sides of the housing; the second driving units are arranged in two groups, are respectively arranged on the outer side surfaces of the opposite sides of the inner shell and are adjacent to the first driving units. Through setting up two sets of first drive unit and/or two sets of second drive unit for drive inner shell and lens module pivoted drive power is stronger, makes the rotation of lens module more timely and accurate, carries out the position to the shake deviation better and mends, promotes anti-shake ability.

According to some embodiments of the invention, the gimbal dome is provided with two first swivel arms and two second swivel arms; the two first rotating arms are respectively arranged on the opposite sides of the inner plate, and the two first rotating arms and the center line of the inner plate are in the same straight line; the two second rotating arms are respectively arranged on the opposite sides of the outer frame part, and the two second rotating arms and the central line of the outer frame part are in the same straight line; the first rotating arm and the second rotating arm are perpendicular to each other. The two first rotating arms and the two second rotating arms are arranged, so that the rotation of the universal joint elastic sheet is more stable; the first rotating arm and the second rotating arm are perpendicular to each other, so that the rotation when the first rotating arm is taken as the axis and the rotation when the second rotating arm is taken as the axis are not influenced mutually, and the lens module can be rotated to any required position by combining the first rotating arm and the second rotating arm.

According to some embodiments of the utility model, the camera lens module includes camera lens and AF module, the camera lens with the AF module is connected, the AF module with inner panel fixed connection. The lens transmits the received image to the AF module for processing and controls the first driving unit and the second driving unit to work.

According to the utility model discloses a some embodiments still include the dustcoat, the bottom of dustcoat with the bottom plate is connected for wholly encapsulate the cloud platform. Through the encapsulation of dustcoat for miniature anti-shake cloud platform has better wholeness, is convenient for production, transportation and follow-up installation.

According to the utility model discloses an image pickup apparatus of second aspect embodiment, include according to the utility model discloses the miniature anti-shake cloud platform of above-mentioned first aspect embodiment.

According to the utility model discloses camera equipment has following beneficial effect at least: through adopting foretell miniature anti-shake cloud platform, save the inside installation volume of camera equipment, and make camera equipment can possess good anti-shake performance, guarantee to receive the quality of piece under the external vibration state.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an overall schematic view of a miniature anti-shake pan/tilt head according to an embodiment of the present invention;

fig. 2 is an exploded view of the miniature anti-shake cradle head according to the embodiment of the present invention;

fig. 3 is a top view of a gimbal spring of the miniature anti-shake pan/tilt head according to an embodiment of the present invention;

fig. 4 is a schematic view of a first driving unit of the miniature anti-shake pan/tilt head according to an embodiment of the present invention;

fig. 5 is a schematic view of a second driving unit of the miniature anti-shake pan/tilt head according to an embodiment of the present invention;

fig. 6 is a schematic view of a movable circuit board of the miniature anti-shake pan/tilt head according to an embodiment of the present invention;

fig. 7 is the utility model discloses an internal structure schematic diagram of miniature anti-shake cloud platform.

Reference numerals:

the universal joint elastic sheet 100, the inner plate 110, the connection through hole 111, the outer frame portion 120, the first rotation arm 130, the second rotation arm 140, the outer shell 200, the inner shell 300, the lens module 400, the lens 410, the AF module 420, the first driving unit 500, the first memory alloy wire 510, the first connection block 520, the second driving unit 600, the second memory alloy wire 610, the second connection block 620, the bottom plate 700, the fixed point bump 710, the movable circuit board 800, the main body portion 810, the circuit pad 811, the first frame portion 820, the first connection arm 830, the second connection arm 840, the second frame portion 850, the outer cover 900, and the circular hole 910.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

The following describes a miniature anti-shake tripod head according to an embodiment of the present invention with reference to the accompanying drawings.

According to the utility model discloses miniature anti-shake cloud platform, including universal joint shell fragment 100, shell 200, inner shell 300, lens module 400, first drive unit 500 and second drive unit 600.

As shown in fig. 2 and 3, the gimbal dome 100 includes an inner plate 110, an outer frame portion 120, a first pivot arm 130, and a second pivot arm 140, wherein the inner plate 110 is movably disposed at a hollow position of the outer frame portion 120, the inner plate 110 is connected to the outer frame portion 120 via the first pivot arm 130, and one end of the second pivot arm 140 is connected to an outer side of the outer frame portion 120; the universal joint elastic sheet 100 is movably arranged in the shell 200, and the other end of the second rotating arm 140 is fixedly connected with one side of the shell 200; an inner case 300 movably disposed in the outer case 200 and connected to the outer frame portion 120; a lens module 400 movably disposed in the inner case 300 and connected to the inner panel 110; the first driving unit 500 includes two first memory alloy wires 510 and a first connection block 520, the two first memory alloy wires 510 are disposed at the outer side of the side where the outer case 200 is connected to the second rotating arm 140, both ends of the first memory alloy wires 510 are respectively connected to both ends of the side of the outer case 200, and the first connection block 520 is disposed on the inner case 300 and connected to the middle of the first memory alloy wires 510; the second driving unit 600 includes two second memory alloy wires 610 and a second connection block 620, the two second memory alloy wires 610 are disposed on the outer side of the inner case 300 and adjacent to the first memory alloy wire 510, two ends of the second memory alloy wires 610 are respectively connected with two ends of the outer side of the inner case 300, and the second connection block 620 is disposed on the lens module 400 and connected with the middle of the second memory alloy wires 610.

As shown in fig. 3, in the gimbal spring 100, the inner plate 110 is rotatable with respect to the outer frame portion 120 about the first pivot arm 130, and the outer frame portion 120 and the inner plate 110 are rotatable with respect to the housing 200 about the second pivot arm 140; one end of the second rotating arm 140 is connected to the middle portion of an outer side of the outer frame portion 120, and the other end is fixedly connected to the middle portion of the housing 200. As shown in fig. 4 and 7, two first memory alloy wires 510 are disposed on the outer side surface of the case 200 on the side of connection with the second rotating arm 140, and are disposed on the upper and lower sides of the outer side surface, respectively, and both ends of each first memory alloy wire 510 are connected to both ends of the outer side surface, respectively; the first connecting block 520 is provided with two blocks, a protruding portion is arranged in the middle of the first connecting block 520, the two first connecting blocks 520 are fixedly connected with the inner shell 300, and the protruding portions of the two first connecting blocks 520 are fixedly connected with the middle points of the two first memory alloy wires 510 respectively. As shown in fig. 5 and 7, one end of the first rotation arm 130 is connected to a middle portion of one side of the inner plate 110, and the other end is connected to a middle portion of an inner side of the outer frame portion 120; two second memory alloy wires 610 are arranged on the outer side surface of one side of the inner shell 300 corresponding to the first rotating arm 130, the two second memory alloy wires 610 are respectively arranged on the upper side and the lower side of the outer side surface, and two ends of each second memory alloy wire 610 are respectively fixedly connected with two ends of the outer side surface; the upper portion of the second connecting block 620 is fixedly connected to the lens module 400, and the lower portion of the second connecting block 620 is fixedly connected to the middle point of the two second memory alloy wires 610. The first memory alloy wire 510 and the second memory alloy wire 610 extend and contract when being powered on, so as to generate a pulling force on the first connecting block 520 or the second connecting block 620, so that the inner housing 300 and the lens module 400 rotate around the second connecting arm 840 and/or the lens module 400 rotates around the first connecting arm 830; and the parts driven by the first memory alloy wire 510 and/or the second memory alloy wire 610 rotate clockwise or anticlockwise by controlling the electrification of the first memory alloy wire 510 and the second memory alloy wire 610.

In the first driving unit 500 or the second driving unit 600, the forces generated by the single driving units are equal in magnitude and opposite in direction, and the resultant force is zero; a single driving unit generates two pairs of moment of couple, different currents, namely increasing and decreasing moments, are applied at the same time, and the driven part can rotate clockwise and anticlockwise.

In an embodiment of the present invention, the first memory alloy wire 510 and/or the second memory alloy wire 610 included in the first driving unit 500 and/or the second driving unit 600 may be four, six, eight, or the like, in addition to two, and may be any desired even number.

According to the micro anti-shake cradle head of the embodiment of the present invention, the first memory alloy wire 510 is electrified and contracted, the first connecting block 520 drives the inner shell 300 and the lens 410 module to rotate around the second rotating arm 140, and after the rotation is completed, the inner shell and the lens module are reset under the action of the elastic potential energy of the gimbal spring 100; the second memory alloy wire 610 is electrified and contracted, the lens module 400 is driven to rotate by taking the first rotating arm 130 as a shaft through the second connecting block 620, and after the rotation is finished, the lens module is reset under the elastic potential energy of the universal joint elastic sheet 100; under the combined action of the first driving unit 500 and the second driving unit 600, the lens 410 module is driven to rotate to a required position, and the shake deviation of the lens 410 is corrected, so that the anti-shake function is realized; the lens module 400 can be quickly and accurately reset by using the elastic potential energy of the universal joint elastic sheet 100 without additionally driving the lens module 400 to reset; by adopting the memory alloy wire as the driving unit, the whole volume can be effectively reduced, the rotation angle of the lens module 400 can be more accurately controlled by controlling the contraction degree of the memory alloy wire, and the lens module 400 cannot be interfered by overlarge magnetism.

As shown in fig. 1 and 2, in some embodiments of the present invention, the present invention further comprises a bottom plate 700, and the bottom plate 700 is connected to the lower end of the housing 200; the middle of the bottom plate 700 is provided with a fixed point protrusion 710, and the fixed point protrusion 710 is connected with the lower end surface of the gimbal dome 100. The shape of the bottom plate 700 is matched with the housing 200, a fixed point bump 710 is arranged at the central position of the bottom plate 700, a salient point is arranged at the top end of the fixed point bump 710, and the salient point is abutted to the central position of the lower end face of the gimbal spring plate 100. The fixed point bump 710 is abutted against the lower end face of the gimbal spring 100, so that the lens module 400 connected with the gimbal spring 100 can use the contact point of the fixed point bump 710 and the gimbal spring 100 as a rotating fixed point when rotating, and the rotating stability of the lens module 400 is ensured.

As shown in fig. 2, in some embodiments of the present invention, the lens module further includes a movable circuit board 800, the movable circuit board 800 is disposed at a lower side of the gimbal dome 100 and electrically connected to the lens module 400; the movable circuit board 800 includes a main body portion 810, a first frame portion 820, a second frame portion 850, a first connection arm 830, and a second connection arm 840; the main body 810 is movably disposed in a hollow position of the first frame 820, and the main body 810 and the first frame 820 are connected by a first connecting arm 830; the first frame portion 820 is movably disposed in the second frame portion 850, and the first frame portion 820 and the second frame portion 850 are connected by a second connecting arm 840; the rotation direction of the body 810 coincides with the inner panel 110, and the rotation direction of the first frame 820 coincides with the outer frame 120.

As shown in fig. 2 and 6, one end of the first connecting arm 830 is connected to a middle portion of one side of the main body 810, and the other end is connected to a middle portion of the inner side of the first frame 820, and the main body 810 rotates relative to the first frame 820 about the first connecting arm 830 as an axis; the second frame portion 850 is arranged on the outer side of the middle half portion of the first frame portion 820, one end of a second connecting arm 840 is connected with the second frame portion 850, the other end of the second connecting arm 840 is connected with the middle portion of the outer side of the first frame portion 820, and the first frame portion 820 rotates relative to the second frame portion 850 with the second connecting arm 840 as an axis; the main body 810 rotates together with the inner panel 110, the rotation direction of the main body 810 coincides with that of the inner panel 110, the first frame 820 rotates together with the outer frame 120, and the rotation direction of the first frame 820 coincides with that of the outer frame 120. Through the design, the movable circuit board 800, the universal joint elastic sheet 100, the lens module 400 and other parts are connected more compactly, and the whole volume is reduced.

As shown in fig. 2 and 6, in some embodiments of the present invention, the main body 810 is positioned to match the inner panel 110, the first frame 820 is positioned and shaped to match the outer frame 120, the first connecting arms 830 are positioned and positioned to match the first rotating arms 130, and the second connecting arms 840 are positioned and positioned to match the second rotating arms 140. The shape of the main body portion 810 matches the inner panel 110, and the shape of the first frame portion 820 matches the outer frame portion 120; the shapes, positions and numbers of the first connecting arms 830 and the first rotating arms 130 are matched, and the shapes, positions and numbers of the second connecting arms 840 and the second rotating arms 140 are matched; the main body 810 and the first frame 820 of the movable circuit board 800 correspond to the inner plate 110 and the outer frame 120 of the gimbal spring 100, respectively, rotate along with the rotation of the gimbal spring 100, and keep the same action and direction as the gimbal spring 100. Through the design, the movable circuit board 800 and the gimbal spring plate 100 are more fit, can be more compactly combined together, and better ensure that the rotation of the lens module 400 is not interfered.

As shown in fig. 3 and 6, in some embodiments of the present invention, the main body 810 is further provided with a circuit pad 811, the inner plate 110 is provided with a connection through hole 111 at a position corresponding to the circuit pad 811, and the circuit pad 811 passes through the connection through hole 111 to be electrically connected to the lens module 400. Four circuit pads 811 are uniformly arranged at four end points of the main body 810, and the four circuit pads 811 are laterally and longitudinally symmetrical; a connecting through hole 111 is formed in the corresponding position of the inner plate 110 and the circuit pad 811, and the shape of the connecting through hole 111 is matched with that of the circuit pad 811; the body 810 overlaps the lower side of the inner panel 110, the circuit pad 811 is exposed from the connection through-hole 111, the lens module 400 is connected to the upper side of the inner panel 110, and the lens module 400 is electrically connected to the circuit pad 811 through the connection through-hole 111. Through the design, the electric connection between the movable circuit board 800 and the lens module 400 is more stable, meanwhile, the connection of all the parts is more compact, and the influence on the connection between the movable circuit board 800 and the lens module 400 due to the rotation is avoided.

In some embodiments of the present invention, the first driving unit 500 is provided in two sets, respectively disposed at the outer side surfaces of the opposite sides of the housing 200; the second driving units 600 are provided in two sets, respectively disposed at the outer side surfaces of the opposite sides of the inner case 300, adjacent to the first driving unit 500.

Each set of the first driving units 500 is provided with two first memory alloy wires 510 and two first connecting blocks 520, wherein one set of the first driving units 500 is arranged at the outer side of one side of the outer shell 200 connected with the second rotating arm 140, the two first memory alloy wires 510 are respectively arranged at the upper side and the lower side of the outer side, both ends of each first memory alloy wire 510 are connected with both ends of the outer side, and the two first connecting blocks 520 are respectively fixedly connected with the middle points of the two first memory alloy wires 510 and fixedly connected with the inner shell 300; the other first driving units 500 are disposed on the outer side surface of the opposite side to the side where the housing 200 is connected to the second rotating arm 140, and the two sets of first driving units 500 are symmetrically disposed. Each group of second driving units 600 is provided with two second memory alloy wires 610 and a second connecting block 620, wherein one group of second driving units 600 is arranged at the outer side of one side of the inner shell 300 corresponding to the first rotating arm 130, the two second memory alloy wires 610 are respectively arranged at the upper side and the lower side of the outer side, two ends of each second memory alloy wire 610 are connected with two ends of the outer side, the upper part of the second connecting block 620 is fixedly connected with the lens module 400, and the lower part of the second connecting block 620 is fixedly connected with the midpoint of the two second memory alloy wires 610; another set of second driving units 600 is disposed at the other side opposite to the side of the inner case 300 corresponding to the first rotation arm 130, and the two sets of second driving units 600 are symmetrically disposed.

Through setting up two sets of first drive unit 500 and/or two sets of second drive unit 600 for drive inner shell 300 and lens module 400 pivoted drive power is stronger, makes lens module 400's rotation more timely and accurate, carries out position correction to the shake deviation better, promotes anti-shake ability.

In some embodiments of the present invention, the gimbal dome 100 is provided with two first rotating arms 130 and two second rotating arms 140; the two first rotation arms 130 are respectively arranged at opposite sides of the inner plate 110, and the two first rotation arms 130 and the center line of the inner plate 110 are in the same straight line; the two second rotating arms 140 are respectively arranged on the opposite sides of the outer frame portion 120, and the two second rotating arms 140 and the center line of the outer frame portion 120 are in the same straight line; the first rotating arm 130 and the second rotating arm 140 are perpendicular to each other.

As shown in fig. 3, two first rotation arms 130 are disposed at opposite sides of the inner plate 110 and are aligned with a center line of the inner plate 110; one end of each first rotation arm 130 is connected to a side of the inner plate 110, and the other end is connected to an inner side of the outer frame portion 120. The two second rotating arms 140 are arranged on the outer sides of the opposite sides of the outer frame portion 120 and are positioned on the same straight line with the center line of the outer frame portion 120; one end of each second rotating arm 140 is connected to the outer side of the outer frame portion 120, and the other end is connected to the housing 200. The inner plate 110 is disposed in the hollow portion of the outer frame portion 120, and the center points of the inner plate 110 and the outer frame portion 120 are the same point, so that the straight line where the first rotating arm 130 is located and the straight line where the second rotating arm 140 is located intersect at the center point of the inner plate 110 and the outer frame portion 120, that is, the center point of the gimbal spring 100. Two shafts with the first rotating arm 130 as the shaft and the second rotating arm 140 as the shaft can realize independent rotation, and the two shafts are in a decoupling motion structure; by combining the rotation about the first rotating arm 130 and the rotation about the second rotating arm 140, the lens module 400 can be rotated to any desired position by the driving unit. By arranging the two first rotating arms 130 and the two second rotating arms 140, the rotation of the gimbal spring plate 100 is more stable; the first rotating arm 130 and the second rotating arm 140 are perpendicular to each other, so that the rotation about the first rotating arm 130 and the rotation about the second rotating arm 140 do not affect each other, and the lens module 400 can be rotated to any desired position by combining the two.

As shown in fig. 2, in some embodiments of the present invention, the lens module 400 includes a lens 410 and an AF module 420, the lens 410 is connected to the AF module 420, and the AF module 420 is fixedly connected to the inner plate 110. The lens 410 transmits the received image to the AF module 420 for processing and controls the first driving unit 500 and the second driving unit 600 to operate.

As shown in fig. 1, in some embodiments of the present invention, the cradle head further includes a cover 900, and a bottom end of the cover 900 is connected to the bottom plate 700 for integrally packaging the cradle head. The upper end surface of the outer cover 900 is provided with a circular hole 910 matched with the lens 410, the lower end of the outer cover 900 is matched with the bottom plate 700 and connected with the bottom plate 700, and the inner parts of the micro anti-shake pan/tilt head, such as the gimbal spring 100, the outer shell 200, the inner shell 300, the lens module 400, the first driving unit 500, the second driving unit 600, and the like, are encapsulated. Through the encapsulation of cover 900 for miniature anti-shake cloud platform has better wholeness, is convenient for production, transportation and follow-up installation.

According to the utility model discloses camera equipment of second aspect embodiment, include according to the utility model discloses the miniature anti-shake cloud platform of above-mentioned first aspect embodiment.

According to the utility model discloses camera equipment of second aspect embodiment through adopting foretell miniature anti-shake cloud platform, saves the inside installation volume of camera equipment, and makes camera equipment can possess good anti-shake performance, guarantees to be receiving the one piece quality under the external vibration state.

Other configurations and operations of the image pickup apparatus according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail here.

The following describes in detail a micro anti-shake cradle head according to an embodiment of the present invention with reference to fig. 1 to 7 as a specific embodiment. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention.

The micro anti-shake cradle head includes a gimbal dome sheet 100, an outer shell 200, an inner shell 300, a lens module 400, a first driving unit 500, a second driving unit 600, a movable circuit board 800, a bottom plate 700, and an outer cover 900.

The gimbal dome 100 includes an inner plate 110, an outer frame portion 120, two first rotating arms 130, and two second rotating arms 140. The inner plate 110 is arranged at the hollow position of the outer frame part 120, and the center points of the inner plate 110 and the outer frame part 120 are overlapped; two first rotating arms 130 are respectively arranged on opposite sides of the inner plate 110, one end of each first rotating arm 130 is connected with the side surface of the inner plate 110, the other end is connected with the inner side edge of the outer frame portion 120, and the center lines of the first rotating arms 130 and the inner plate 110 are in the same straight line; two second rotating arms 140 are respectively arranged on opposite sides of the outer frame portion 120, one end of each second rotating arm 140 is connected with the outer side edge of the outer frame portion 120, the other end of each second rotating arm 140 is connected with the housing 200, and the center lines of the second rotating arms 140 and the outer frame portion 120 are in the same straight line; the first rotating arm 130 and the second rotating arm 140 are perpendicular to each other.

The movable circuit board 800 is attached to the lower side surface of the gimbal dome 100, and the movable circuit board 800 includes a main body 810, a first frame 820, a second frame 850, two first connecting arms 830, and two second connecting arms 840. The main body 810 is movably disposed in a hollow position of the first frame 820, two first connecting arms 830 are disposed on opposite sides of the main body 810, one end of each first connecting arm 830 is connected to a side of the main body 810, and the other end is connected to an inner side of the first frame 820; the main body portion 810 is also provided with four circuit pads 811, and the four circuit pads 811 are respectively provided at four end points of the main body portion 810. The second frame portion 850 is disposed outside the first frame portion 820, two second connecting arms 840 are disposed on opposite sides of the first frame portion 820, respectively, one end of each second connection is connected to the outer side of the first frame portion 820, and the other end is connected to the second frame portion 850. The shape of the body 810 matches the shape of the inner plate 110, and the inner plate 110 is provided with a connection through hole 111 matching the circuit pad 811 at a position corresponding to the circuit pad 811; the shape of the first frame portion 820 matches the outer frame portion 120; the shapes, positions and numbers of the first connecting arms 830 and the first rotating arms 130 are matched, and the shapes, positions and numbers of the second connecting arms 840 and the second rotating arms 140 are matched; the main body 810 and the first frame 820 of the movable circuit board 800 correspond to the inner plate 110 and the outer frame 120 of the gimbal spring 100, respectively, rotate along with the rotation of the gimbal spring 100, and keep the same action and direction as the gimbal spring 100.

The outer shell 200 is fixedly arranged on the upper side surface of the bottom plate 700, and the gimbal spring plate 100, the movable circuit board 800 and the inner shell 300 are movably arranged in the outer shell 200; the inner shell 300 is arranged on the upper side surface of the gimbal spring plate 100 and connected with the outer frame part 120; the lens module 400 is movably disposed in the inner housing 300, and the bottom end of the lens module 400 is fixedly connected to the inner plate 110, and the lens module 400 is electrically connected to the circuit pad 811 of the movable circuit board 800 through the connecting through hole 111 on the inner plate 110; the center of the bottom plate 700 is further provided with a fixed point bump 710, the top end of the fixed point bump 710 is further provided with a salient point, and the salient point penetrates through the movable circuit board 800 and abuts against the center of the lower side surface of the gimbal dome 100, i.e., the inner plate 110.

The first driving unit 500 is disposed at an outer side of one side of the case 200 connected to the second rotating arm 140, and the first driving unit 500 includes two first memory alloy wires 510 and two first connecting blocks 520; two first memory alloy wires 510 are arranged on the outer side and are respectively arranged on the upper side and the lower side of the outer side, and two ends of each first memory alloy wire 510 are respectively connected with two ends of the outer side; the first connecting block 520 is provided with two blocks, a protruding portion is arranged in the middle of the first connecting block 520, the two first connecting blocks 520 are fixedly connected with the inner shell 300, and the protruding portions of the two first connecting blocks 520 are fixedly connected with the middle points of the two first memory alloy wires 510 respectively.

The second driving unit 600 is disposed at an outer side of one side of the inner case 300 and adjacent to the first driving unit 500, the second driving unit 600 including two second memory alloy wires 610 and a second connection block 620; two second memory alloy wires 610 are respectively arranged at the upper and lower sides of the outer side and adjacent to the first memory alloy wire 510, and two ends of each second memory alloy wire 610 are respectively connected with two ends of the outer side; the upper portion of the second connecting block 620 is fixedly disposed on the lens module 400, and the lower portion of the second connecting block 620 is fixedly connected to the midpoint of the second memory alloy wire 610.

The upper end surface of the outer cover 900 is provided with a circular hole 910 matched with the lens 410, the lower end of the outer cover 900 is matched with the bottom plate 700 and connected with the bottom plate 700, and the inner parts of the micro anti-shake pan/tilt head, such as the gimbal spring 100, the outer shell 200, the inner shell 300, the lens module 400, the first driving unit 500, the second driving unit 600, and the like, are encapsulated.

According to the miniature anti-shake cradle head provided by the embodiment of the utility model, at least the following effects can be achieved by such arrangement, the first memory alloy wire 510 is electrified and contracted, the first connecting block 520 drives the inner shell 300 and the lens 410 module to rotate by taking the second rotating arm 140 as an axis, and after the rotation is completed, the inner shell and the lens are reset under the action of the elastic potential energy of the universal joint elastic sheet 100; the second memory alloy wire 610 is electrified and contracted, the lens module 400 is driven to rotate by taking the first rotating arm 130 as a shaft through the second connecting block 620, and after the rotation is finished, the lens module is reset under the elastic potential energy of the universal joint elastic sheet 100; under the combined action of the first driving unit 500 and the second driving unit 600, the lens 410 module is driven to rotate to a required position, and the shake deviation of the lens 410 is corrected, so that the anti-shake function is realized; the lens module 400 can be quickly and accurately reset by using the elastic potential energy of the universal joint elastic sheet 100 without additionally driving the lens module 400 to reset; by adopting the memory alloy wire as the driving unit, the whole volume can be effectively reduced, the rotation angle of the lens module 400 can be more accurately controlled by controlling the contraction degree of the memory alloy wire, and the lens module 400 cannot be interfered by overlarge magnetism; the first rotating arm 130 and the second rotating arm 140 are perpendicular to each other, so that the rotation about the first rotating arm 130 and the rotation about the second rotating arm 140 do not affect each other, and the lens module 400 can be rotated to any desired position by combining the two; the lens module 400 is more stable and accurate when rotating due to the arrangement that the fixed point bump 710 of the bottom plate 700 is abutted against the gimbal spring 100; through the encapsulation of the outer cover 900, the miniature anti-shaking cradle head has better integrity, and is convenient for production, transportation and subsequent installation; the design of the gimbal spring 100, the movable circuit board 800 and the lens module 400 makes the connection between the lens module 400 and the movable circuit board 800 more compact while the lens module is stably connected with the movable circuit board 800, reduces the overall size, and avoids the influence on the connection between the movable circuit board 800 and the lens module 400 due to rotation.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a miniature anti-shake cloud platform which characterized in that includes:

2. The miniature anti-shake holder according to claim 1, further comprising a base plate connected to a lower end of the housing; and the middle part of the bottom plate is provided with a fixed point lug, and the fixed point lug is connected with the lower end surface of the universal joint elastic sheet.

3. The miniature anti-shake pan/tilt head according to claim 1, further comprising a movable circuit board disposed under the gimbal spring and electrically connected to the lens module; the movable circuit board comprises a main body part, a first frame part, a second frame part, a first connecting arm and a second connecting arm; the main body part is movably arranged in a hollow position of the first frame part, and the main body part is connected with the first frame part through the first connecting arm; the first frame part is movably arranged in the second frame part, and the first frame part and the second frame part are connected through the second connecting arm; the rotation direction of the main body portion coincides with the inner plate, and the rotation direction of the first frame portion coincides with the outer frame portion.

4. The micro anti-shake tripod head according to claim 3, wherein the main body portion is located to match the inner plate, the first frame portion is located to match the outer frame portion in position and shape, the first link arms are located to match the first rotating arms in number and position, and the second link arms are located to match the second rotating arms in number and position.

5. The miniature anti-shake tripod head according to claim 3, wherein the main body part is further provided with a circuit pad, a connecting through hole is provided at a position corresponding to the inner plate and the circuit pad, and the circuit pad passes through the connecting through hole and is electrically connected with the lens module.

6. The miniature anti-shake tripod head according to claim 1, wherein the first driving units are provided in two sets, respectively disposed on the outer side surfaces of the opposite sides of the housing; the second driving units are arranged in two groups, are respectively arranged on the outer side surfaces of the opposite sides of the inner shell and are adjacent to the first driving units.

7. The miniature anti-shake tripod head according to claim 1, wherein the gimbal spring plate is provided with two first rotating arms and two second rotating arms; the two first rotating arms are respectively arranged on the opposite sides of the inner plate, and the two first rotating arms and the center line of the inner plate are in the same straight line; the two second rotating arms are respectively arranged on the opposite sides of the outer frame part, and the two second rotating arms and the central line of the outer frame part are in the same straight line; the first rotating arm and the second rotating arm are perpendicular to each other.

8. The micro anti-shake pan/tilt head according to claim 1, wherein the lens module comprises a lens and an AF module, the lens is connected with the AF module, and the AF module is fixedly connected with the inner plate.

9. The miniature anti-shake cradle head according to claim 2, further comprising an outer cover, wherein the bottom end of the outer cover is connected with the bottom plate for integrally encapsulating the cradle head.

10. An image pickup apparatus characterized by comprising the miniature anti-shake head according to any one of claims 1 to 9.