Disclosure of Invention
An object of the utility model is to provide a little cloud platform of cell-phone, it is small, be fit for being applied to the cell-phone with cloud platform technique on, promote the cell-phone camera lens module imaging quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a mobile phone micro holder is provided with:
the support part is provided with a plurality of support parts,
the carrier part is used for carrying a mobile phone lens module, is positioned on the supporting part and rotates relative to the supporting part through driving;
a multi-degree-of-freedom positioner connected between the support portion and the carrier portion, the multi-degree-of-freedom positioner guiding the carrier portion to rotate relative to the support portion;
a driving part connected between the support part and the carrier part, the driving part driving the carrier part to rotate relative to the support part with the multi-degree-of-freedom positioner as a fulcrum; the drive portion and the multiple degree of freedom positioner cooperate to establish a direction and angle of rotation for the carrier portion.
The carrier part and the support part form an upper-lower layer relationship, the carrier part is positioned at the upper side of the support part, the stacking direction of the carrier part and the support part is consistent with the optical axis of the mobile phone lens module, and the optical axis of the mobile phone lens module is defined as a Z axis; the multi-degree-of-freedom positioner is in a ball joint form, and is embedded in the central position of the relative part between the carrier part and the support part; the driving part is arranged on the periphery of the multi-degree-of-freedom positioner, and the driving part drives the carrier part to rotate around the X axis or the Y axis relative to the supporting part by taking the multi-degree-of-freedom positioner as a fulcrum.
In the above solution, the multi-degree-of-freedom positioner further includes a first support sheet, a second support sheet, and a support ball, the first support sheet is connected to the support portion, the second support sheet is connected to the carrier portion, the support ball is disposed in a limit space formed by the first support sheet and the second support sheet, and the support ball forms a rotation pivot of the carrier portion relative to the support portion.
The supporting ball is fixed on the first supporting sheet and is partially contacted with the carrier through pretension, or the supporting ball is fixed on the second supporting sheet and is contacted with the first supporting sheet through pretension.
In the above scheme, the driving part is an SMA actuator, and has an SMA wire connected between the supporting part and the carrier part, the SMA wire is inclined with respect to the optical axis of the mobile phone lens module, and the SMA wire is electrified and heated to drive the carrier part to rotate with respect to the supporting part with the multi-degree-of-freedom positioner as a fulcrum.
The above scheme is further that a first wiring portion is arranged on the supporting portion, a second wiring portion is arranged on the carrier portion, two ends of the SMA wire are respectively connected with the first wiring portion and the second wiring portion, and the first wiring portion and the second wiring portion form a diagonal relationship at the same side of the mobile phone lens module.
The above scheme is further that a first wiring portion and a winding portion are arranged on the supporting portion, a second wiring portion is arranged on the carrier portion, one end of the SMA wire is connected with the first wiring portion, the other end of the SMA wire firstly bypasses the winding portion of the supporting portion and then is connected with the second wiring portion, and the second wiring portion is located between the first wiring portion and the winding portion.
The above solution is further characterized in that the drive part is a solenoid actuator, and the magnet and the coil of the drive part are arranged in pairs on the support part and the carrier part, respectively.
The scheme is further that a circuit part is embedded between the supporting part and the carrier part, the circuit part is electrically connected with the mobile phone lens module and the driving part in a conduction mode, and the circuit part rotates along with the carrier part.
The circuit part is a flexible circuit board, the circuit part is attached to the bottom of the carrier part, the circuit part is provided with a pad part and a flexible part for supporting the pad part, and the pad part is used for electrically connecting the mobile phone lens module and the driving part.
Adopt above-mentioned technical scheme, the utility model discloses a little cloud platform of cell-phone is small, realizes being applied to the cell-phone with cloud platform technique on, promotes cell-phone camera lens module imaging quality, satisfies the miniaturized requirement of product, and the product structure is light and handy and miniaturized to reduce manufacturing cost, the while control is simple and convenient, accurate, is suitable for the popularization and utilization.
The specific implementation mode is as follows:
the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1-8, the utility model relates to a little cloud platform of cell-phone, it has supporting part 1, carrier part 2, multi freedom locator 3 and drive division 4, and this carrier part 2 is used for bearing cell-phone camera lens module 5, carrier part 2 location is in supporting part 1 is gone up and comes relative supporting part through the drive and rotates, gives the adjustment of cell-phone camera lens module 5 from this, promotes the imaging quality of cell-phone camera lens module 5. The multiple degree of freedom positioner 3 is connected between the support part 1 and the carrier part 2, and the multiple degree of freedom positioner 3 guides the carrier part 2 to rotate relative to the support part 1. The driving part 4 is connected between the supporting part 1 and the carrier part 2, the driving part 4 drives the carrier part 2 to rotate relative to the supporting part 1 by taking the multi-degree-of-freedom positioner 3 as a fulcrum, and the driving part 4 and the multi-degree-of-freedom positioner 3 cooperate to establish the rotating direction and angle for the carrier part 2, so that the shot picture of the mobile phone lens module 5 is 'stably' held by an external physical anti-shake scheme.
Referring to fig. 1 to 8, in the present embodiment, the carrier portion 2 and the support portion 1 form a top-bottom layer relationship, the carrier portion 2 is located on the upper side of the support portion 1, and preferably, the orthographic projection of the carrier portion 2 completely falls on the support portion 1. As shown in the figure, the carrier part 2 and the support part 1 are square to form a peripheral side surface, the stacking direction of the carrier part 2 and the support part 1 is consistent with the optical axis of the mobile phone lens module, the optical axis of the mobile phone lens module is defined as a Z axis, and a plane perpendicular to the Z axis is an XY plane. The multi-degree-of-freedom positioner 3 is in a ball joint form, and the multi-degree-of-freedom positioner 3 is embedded in the middle of the opposite part between the carrier part 2 and the support part 1, so that the carrier part 2 forms a seesaw shape on the upper side of the support part 1; the driving part 4 is arranged at the periphery of the multi-degree-of-freedom positioner 3, and the driving part 4 drives the carrier part 2 to rotate around an X axis or a Y axis relative to the supporting part 1 by taking the multi-degree-of-freedom positioner as a fulcrum, so that external physical anti-shake is achieved, and accurate rotation adjustment is achieved in a limited space.
Referring to fig. 1 to 8, in the embodiment, the multi-degree-of-freedom positioner 3 includes a first supporting plate 31, a second supporting plate 32, and a supporting ball 33, the first supporting plate 31 is connected to the supporting portion 1, the second supporting plate 32 is connected to the carrier portion 2, the supporting ball 33 is disposed in a limiting space formed by the first supporting plate 31 and the second supporting plate 32, and the supporting ball 33 forms a rotation pivot of the carrier portion relative to the supporting portion. Further, the first supporting sheet 31 and the second supporting sheet 32 are both in a concave-convex wavy shape, and the first supporting sheet 31 and the second supporting sheet 32 are arranged crosswise, and the supporting balls 33 can be fixed on the first supporting sheet 31 and pressed into contact with the carrier part 2 by pretension (shown in fig. 6); alternatively, the support ball 33 may be fixed to the second support plate 32 and may be in contact with the first support plate 31 by pretensioning (fig. 2, 3, and 4). The support balls 33 may be obtained by welding or punching together with the first support plate 31 or the second support plate 32, as required. The supporting balls 33 provide spherical contact surfaces, provide supporting contact and can rotate relatively, the first supporting pieces 31 and the second supporting pieces 32 are arranged in a crossed mode to form anti-falling association and provide relative rotation limiting, the direction and the angle of rotation of the carrier part 2 are limited by matching with the driving part, and the carrier part 2 can rotate around an X axis or a Y axis relative to the supporting part 1 by taking the multi-degree-of-freedom positioner as a fulcrum.
Referring to fig. 1 to 6, in this embodiment, the driving portion 4 is an SMA actuator, and has an SMA wire 41, the SMA wire 41 is connected between the supporting portion 1 and the carrier portion 2, the SMA wire 41 is inclined with respect to an optical axis of the mobile phone lens module 5, the carrier portion is driven to rotate with respect to the supporting portion by electrifying and heating the SMA wire 41 using a multi-degree-of-freedom positioner as a fulcrum, and meanwhile, the driving size can be controlled by using the characteristics of the SMA wire 41, and the specific characteristics of the SMA wire are the prior art and are not described herein again. This simple structure, it is small, satisfy the miniaturized requirement of product, product structure is lightly miniaturized and miniaturized to reduce manufacturing cost, control is simple and convenient simultaneously, accurate, and the carrier part just, reversal rotation is in turn rotated smoothly, accurately, promotes the anti-shake efficiency.
Referring to fig. 1 to 5, in this embodiment, a first wiring portion 11 and a winding portion 12 are disposed on the supporting portion 1, a second wiring portion 21 is disposed on the carrier portion 2, one end of the SMA wire 41 is connected to the first wiring portion 11, the other end of the SMA wire firstly bypasses the winding portion 12 of the supporting portion and then is connected to the second wiring portion 21, and the second wiring portion 21 is located between the first wiring portion 11 and the winding portion 12, so that the length of the SMA wire 41 is increased, and a larger driving rotation stroke is obtained. Of course, winding may be added for many times as required, and the position of the second wiring portion 21 is designed as required, which is not described in detail herein. As shown in fig. 1 to 5, in this embodiment, the first wiring portion 11 is a raised upright post protruding from a corresponding position of the supporting portion 1, and the winding portion 12 is disposed on the corresponding upright post, and can ensure that the SMA wire 41 is wound. In the figure, the vertical columns are distributed on the outer side of the carrier part 2, and in order to meet the requirement of connecting the SMA wires 41, the second wiring part 21 of the carrier part 2 can be designed into a convex foot form, and can be specifically set according to the actual situation so as to achieve the connection and driving of the SMA wires 41. As shown in fig. 1 to 5, in the present embodiment, the winding portion 12 has a winding protrusion 121 and a winding anti-slip member 122, the winding protrusion 121 provides a smooth winding surface to ensure that the SMA wire 41 slides on the winding protrusion 121, and the winding protrusion 121 may be in the form of a convex pin or a pulley, which is selected according to the processing. The winding anti-slip piece 122 is in a cover form, the winding anti-slip piece 122 covers the winding protrusion 121, the SMA wire 41 on the winding protrusion 121 is prevented from slipping while the sliding of the SMA wire 41 on the surface of the winding protrusion 121 is ensured, and the working of the SMA wire 41 is effectively ensured.
As shown in fig. 6, in this embodiment, a first wiring portion 11 is disposed on the supporting portion 1, a second wiring portion 21 is disposed on the carrier portion 2, two ends of the SMA wire are respectively connected to the first wiring portion 11 and the second wiring portion 21, and the first wiring portion 11 and the second wiring portion 21 form a diagonal relationship on the same side of the mobile phone lens module 5.
As shown in fig. 1 to 6, in this embodiment, the driving portion 4 may be disposed on one side, two sides, three sides, or four sides of the micro pan/tilt head of the mobile phone as required, and the SMA wires for forward and reverse driving may be disposed on the same side or on opposite sides according to the requirement of forward and reverse rotation of the carrier portion 2, and the specific situation is according to practical choice and is not limited herein. The micro pan-tilt structure of the mobile phone shown in fig. 1-5 is provided with SMA wire drives on the four sides of the periphery, the SMA wires can be in the wiring form shown in fig. 1-5 or the wiring form shown in fig. 6, and can also drive the carrier part 2 to rotate forward and backward to prevent shaking, and the rotation direction and the angle of the carrier part 2 are determined by matching with the multi-degree-of-freedom positioner 3.
As shown in fig. 7 and 8, in addition to the above-mentioned driving form, the driving part 4 of the present invention may also be a solenoid actuator, the magnet 42 and the coil 43 of the driving part are respectively disposed on the supporting part 1 and the carrier part 2 in a paired manner, and the coil 43 is energized to generate a magnetic field acting on the magnet 42, so as to obtain a relative movement, so that the carrier part 2 rotates around the X axis or the Y axis with the multi-degree-of-freedom positioner 3 as a fulcrum relative to the supporting part 1, and achieve an external physical anti-shake function, and achieve an accurate rotation adjustment in a limited space. In the structure, the position can be fed back by using the change of the induction magnetic field of the position sensor, so that the precise control is realized. Similarly, the driving portion 4 of the present embodiment may also be disposed on one side, two sides, three sides, or four sides of the micro-pan-tilt of the mobile phone as required, and meet the requirement of the carrier portion 2 for forward and reverse rotation.
Referring to fig. 1 to 8, in the embodiment, a circuit portion 6 is embedded between the supporting portion 1 and the carrier portion 2, the circuit portion 6 is electrically connected to the mobile phone lens module 5 and the driving portion 4, and the circuit portion 6 rotates along with the carrier portion 2. Further, the circuit portion 6 is a flexible circuit board, the circuit portion 6 is attached to the bottom of the carrier portion 2, and the circuit portion 6 has a pad portion 61 and a flexible portion 62 supporting the pad portion, and the pad portion 61 is used for electrically connecting the mobile phone lens module and the driving portion. The pad part 61 shown in the figure is positioned in the flexible part 62, the flexible part 62 is in a hollow structure through the circuit part 6, the flexible part 62 enables the supporting pad part to rotate along with the flexible part and can reset, the structure not only simplifies circuit arrangement and connection, enables the product volume to be smaller, but also obtains ideal anti-shake movement, and improves the usability and the service life of the product. In this embodiment, the bottom of the carrier portion 2 is further provided with a lower elastic sheet 7, the shape of the lower elastic sheet 7 is consistent with that of the circuit portion 6, the circuit portion 6 is embedded between the lower elastic sheet 7 and the carrier portion 2, and the lower elastic sheet 7 is helpful for fixing and protecting the circuit portion 6 and simultaneously provides pre-pressure to enable the bottom of the carrier portion 2 to be in contact with the support ball 33 of the multi-degree-of-freedom positioner 3.
The utility model discloses a little cloud platform of cell-phone is small, realizes being applied to the cell-phone with cloud platform technique on, satisfies the miniaturized requirement of product, and the product structure is lightly miniaturized and miniaturized to reduce manufacturing cost, the while control is simple and convenient, accurate, is suitable for the popularization and utilization. And the anti-shake system not only can realize the anti-shake of the lens in the plane, but also can realize the anti-shake of the front and back directions of the lens by the main shooting of the micro cloud platform, so that the micro cloud platform realizes the three-dimensional anti-shake of more latitudes, the anti-shake range is wider, and the imaging quality of the mobile phone lens module is improved.
Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.