CN211791725U - Camera shooting assembly and electronic equipment with same - Google Patents

Abstract

The utility model discloses a subassembly of making a video recording and have its electronic equipment. According to the utility model discloses camera shooting subassembly includes: the camera module comprises a circuit board, at least one camera module and a plurality of piezoelectric driving pieces, wherein the at least one camera module is arranged on the circuit board, and each camera module is rotatably connected with the circuit board; the piezoelectric driving pieces are fixed and electrically connected with the circuit board, and each piezoelectric driving piece is connected with the camera module to drive the camera module to swing relative to the circuit board. Therefore, the swinging function is added on the basis of the original fixed camera shooting assembly, the view angle of the original camera shooting assembly is expanded, and objects can be identified more quickly; the camera module is driven to swing by the piezoelectric driving piece serving as a drive, a certain anti-shaking function is achieved, the swing range of the module is large, and in addition, the piezoelectric driving piece is adopted to drive the camera module to rotate, so that the camera module has a better anti-electromagnetic interference effect compared with a traditional magnetic driving piece.

Description

Camera shooting assembly and electronic equipment with same

Technical Field

The utility model belongs to the technical field of make a video recording and specifically relates to an electronic equipment who makes a video recording subassembly and have it is related to.

Background

On existing electronic equipment, like mobile terminal such as cell-phone, be provided with the subassembly of making a video recording usually, because the rise of short video, live etc. of network, the user is to mobile terminal's the function requirement of the function of making a video recording more and more high, and the camera module of existing subassembly of making a video recording sets up to fixed usually, and camera module and circuit board relatively fixed promptly, when shooing the external world like this, the field of vision is fixed, and the limitation is big.

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, an object of the present invention is to provide a camera module and a 3D camera device having the same.

According to the utility model discloses camera shooting subassembly includes: the camera module comprises a circuit board, at least one camera module and a plurality of piezoelectric driving pieces, wherein the at least one camera module is arranged on the circuit board, and each camera module is rotatably connected with the circuit board; the piezoelectric driving pieces are fixed and electrically connected with the circuit board, and each piezoelectric driving piece is connected with the camera module to drive the camera module to swing relative to the circuit board.

According to the camera shooting assembly provided by the embodiment of the utility model, the swinging function is added on the basis of the original fixed camera shooting assembly, the visual field angle of the original camera shooting assembly is expanded, and objects can be identified more quickly; the camera module is driven to swing by the piezoelectric driving piece serving as a drive, a certain anti-shaking function is achieved, the swing range of the module is large, and in addition, the piezoelectric driving piece is adopted to drive the camera module to rotate, so that the camera module has a better anti-electromagnetic interference effect compared with a traditional magnetic driving piece.

On one hand, for the camera module which is a single camera module, the single camera module can swing relative to the board surface of the circuit board, so that the visual field of the camera module can be expanded, an object to be shot can be conveniently and rapidly identified, and a more accurate image can be shot; on the other hand, the camera modules with a plurality of numbers are arranged in a swinging mode, so that the visual field covered by the camera modules is wider, the visual field angle of the 3D image is expanded, the object to be shot can be identified more quickly, and the 3D image with higher quality can be shot.

In some embodiments, the piezoelectric drive acts on the camera module through a transmission mechanism, the transmission mechanism comprising: the bottom end of the transmission rod is connected with the piezoelectric driving piece; the thrust block is fixed on the transmission rod and connected with the camera module to push against the camera module. From this, piezoelectric drive spare is along extension or the shrink motion of perpendicular to circuit board direction, in order to give the transfer line with flexible deformation transmission, in order to drive the transfer line and remove along perpendicular to circuit board direction, the transfer line acts on the thrust piece and drives the thrust piece towards keeping away from the circuit board direction motion or towards being close to the swing of circuit board direction, and then drive the camera module and use the axis of perpendicular to transfer line to swing as the rotation axis, adopt the drive mechanism who contains transfer line and thrust piece, increased the area of contact with the camera module, swing drive to the camera module is more stable, reliable.

In some embodiments, the camera module has a thrust frame, the thrust frame has a sliding groove and an opening orthogonal to the sliding groove, the thrust block includes a thrust block body and an insertion shaft, the insertion shaft is inserted into the sliding groove, and the thrust block body passes through the opening to be connected with the insertion shaft. From this, the mode of the axle adaptation of inserting of spout and thrust piece is adopted, and the axle can slide in the spout, can guarantee simultaneously that the axle of inserting can act on the thrust frame on time by the transfer line lift or down, and then finally drives the nimble swing of camera, avoids the camera module swing jamming to appear.

In some embodiments, the thrust block body and the transmission rod are fixed by a clamp, a mounting groove is formed in the side face of the thrust block body, the transmission rod extends into the mounting groove, and the clamp presses the transmission rod against the mounting groove in a notch of the mounting groove.

Thus, the driving rod and the piezoelectric driving piece can be integrated together, the piezoelectric driving piece is fixed on the circuit board, and the clamp is clamped on the thrust block and the driving rod to enable the thrust block and the driving rod to generate certain pressure. The thrust block body and the transmission rod are aligned and then the clamp is clamped to reliably fix the thrust block body and the transmission rod, so that the assembly, the disassembly and the assembly and the maintenance are convenient, and the assembly difficulty caused by machining errors is reduced.

In some embodiments, the camera shooting assembly further comprises a buffer sheet, the buffer sheet is attached to the mounting groove, the thrust block body is in contact with the transmission rod through the buffer sheet, and the clamp pushes the transmission rod to stop against the buffer sheet. Therefore, the buffer sheet avoids direct extrusion of the transmission rod and the thrust block, provides buffer and reduces damage to the thrust block.

In some embodiments, the buffer piece has a plurality of limiting claws which protrude from one end of the mounting groove and extend away from the transmission rod. Therefore, the limiting convex claw can play roles in positioning and limiting when the buffer sheet is installed, the upper end of the thrust block can be protected, and rubbing and scratching of the pushing block by the transmission rod in the installation process are avoided.

In some embodiments, the clip includes a middle plate and two side plates connected to two sides of the middle plate, the side plates are clamped on two sides of the thrust block, and the middle plate is recessed towards the mounting groove and abuts against the transmission rod. Therefore, due to the concave design of the middle sheet, the clamp has better elasticity, the clamping force can be enhanced, and the clamp caused by vibration of the piezoelectric driving piece is prevented from being separated.

In some embodiments, the piezoelectric driving device further comprises a displacement sensor, the angular displacement sensor is electrically connected with the circuit board, the angular displacement sensor is used for detecting the swing angle of the camera module, and the circuit board controls the piezoelectric driving element to start and stop according to the swing angle fed back by the angular displacement sensor. Therefore, the angular position sensor is added, and the angular position sensor, the controller on the circuit board and the piezoelectric driving piece jointly form closed-loop control, so that the swing precision is improved.

In some embodiments, the piezoelectric drive is a piezoelectric ceramic rod or a piezoelectric ceramic plate. Therefore, the piezoelectric driving piece is simpler in structure and lower in cost.

According to the utility model discloses electronic equipment of second aspect embodiment, include the subassembly of making a video recording. By adopting the electronic equipment with the camera shooting assembly, the view angle of the image shot by the original electronic equipment is expanded, the object can be recognized more quickly, and more comprehensive images can be shot.

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 a perspective view of a camera assembly according to an embodiment of the present invention.

Fig. 2 is a partially enlarged schematic view of the area a in fig. 1.

Fig. 3 is a front view of a camera assembly according to an embodiment of the present invention.

Fig. 4 is a top view of a camera assembly according to an embodiment of the present invention.

Fig. 5 is a partially enlarged schematic view of the region B in fig. 4.

Fig. 6 is a schematic working diagram of a camera module of the camera module according to the embodiment of the present invention.

Reference numerals:

the image capture assembly 100 is shown in a schematic view,

the circuit board 10 is provided with a plurality of printed circuit boards,

the camera module 20, the thrust frame 21, the sliding groove 211, the opening 212,

the piezoelectric drive member 30 is provided with a piezoelectric actuator,

the drive rod 40 is provided with a drive rod,

a thrust block 50, a thrust block body 51, a mounting groove 511, an insertion shaft 52,

the clip 60, the middle piece 61, the side pieces 62,

a buffer sheet 70, a limit convex claw 71,

a hinge 80.

Detailed Description

Embodiments of the present invention are described in detail below, and the embodiments described with reference to the drawings are exemplary.

A camera assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1-6.

According to the utility model discloses subassembly 100 of making a video recording includes: the camera module comprises a circuit board 10, at least one camera module 20 and a plurality of piezoelectric driving pieces 30.

As shown in fig. 1, at least one camera module 20 is disposed on the circuit board 10, and each camera module 20 is rotatably connected to the circuit board 10. The piezoelectric driving members 30 are fixed to and electrically connected to the circuit board 10, and each piezoelectric driving member 30 is connected to the camera module 20 to drive the camera module 20 to swing with respect to the circuit board 10.

According to the camera module 100 of the embodiment of the present invention, the swing function is added on the basis of the original fixed camera module 100, the view angle of the original camera module 100 is expanded, the object can be identified more quickly, and more accurate images can be shot; further utilize piezoelectricity driving piece 30 to drive camera module 20 for the swing of circuit board 10 as the drive, have certain anti-shake function, the module swing range is great, in addition owing to adopt piezoelectricity driving piece 30 drive camera module 20 to rotate, utilize piezoelectricity driving piece 30 to drive camera module 20 rotation with the mode of electric energy transformation elastic deformation, compare in the driven mode of magnetism and have better anti-electromagnetic interference effect.

In some embodiments, the number of the camera modules 20 may be 1, and at this time, the camera module 20 may be disposed in the middle of the circuit board 10 along the length direction, the camera module 20 and the circuit board 10 may be rotatably connected by a hinge 80, and the hinge 80 has a rotation axis parallel to the circuit board 10. Therefore, the single camera module 20 can swing relative to the board surface of the circuit board 10, the visual field of the single camera assembly 100 can be expanded, and the object needing to be shot can be conveniently and quickly identified.

In other embodiments, the number of the camera modules 20 may be two or more, at this time, the camera modules 20 may be sequentially arranged at intervals along the length direction of the circuit board 10, each camera module 20 is rotatably connected to the circuit board 10 through a hinge 80, the rotation axes of the hinges 80 connected to each camera module 20 are parallel to each other, and each rotation axis may be set to be parallel to the circuit board 10, so that the camera modules 20 can be driven to rotate relative to the circuit board 10. From this, set two and above camera module 20 to the wobbling form, not only can make the field of vision that a plurality of camera modules 20 covered wider, but also expanded the field of vision angle of 3D image, be favorable to discerning the object that needs the shooting more fast, can shoot better high-quality 3D image.

In the embodiment shown in the drawings, the number of the camera modules 20 is 2, and the camera module 100 has a binocular stereo structure (two camera modules), which may also be referred to as a 3D camera module. The embodiments described below are not limited to the camera module 100 having a binocular stereo structure, and are also applicable to the camera module 100 having a monocular stereo structure or a monocular stereo structure, and for the binocular stereo structure or the monocular stereo structure, at least one of the camera modules may be set to be swingable, and the other camera modules may be set to be stationary, and a plurality of camera modules may be set to be swingable, and the above embodiments all fall into the protection scope of the present invention.

In some embodiments, as shown in connection with fig. 2, the piezoelectric actuator 30 acts on the camera module 20 through a transmission mechanism, which includes: the bottom end of the transmission rod 40 is connected with the piezoelectric driving piece 30; the thrust block 50 is fixed to the transmission rod 40, and the thrust block 50 is connected to the camera module 20 to push against the camera module 20.

Therefore, the piezoelectric driving element 30 extends or contracts along the direction perpendicular to the circuit board 10 to transmit the stretching deformation to the transmission rod 40, so as to drive the transmission rod 40 to move along the direction perpendicular to the circuit board 10, the transmission rod 40 acts on the thrust block 50 and drives the thrust block 50 to move towards the direction away from the circuit board 10 or swing towards the direction close to the circuit board 10, and further drive the camera module 20 to swing by taking the axis perpendicular to the transmission rod 40 as a rotation axis, a transmission mechanism comprising the transmission rod 40 and the thrust block 50 is adopted, the contact area with the camera module 20 is increased, and the swing driving of the camera module 20 is more stable and reliable.

In some embodiments, as shown in fig. 2, 3 and 4, the camera module 20 has a thrust frame 21, the thrust frame 21 has a sliding slot 211 and an opening 212 orthogonal to the sliding slot 211, the thrust block 50 includes a thrust block body 51 and an insertion shaft 52, the insertion shaft 52 is inserted into the sliding slot 211, and the thrust block body 51 passes through the opening 212 to connect with the insertion shaft 52. Specifically, the sliding groove 211 is perpendicular to the transmission rod 40, two camera modules 20 are respectively arranged at two ends of the circuit board 10, two sides of each camera module 20 are connected with the circuit board 10 through a hinge 80, the lower end of each camera module is fixed with the thrust frame 21, the sliding groove 211 is arranged at one side of the thrust frame 21, and the insertion shaft 52 below the thrust block 50 is inserted into the sliding groove 211 and is in close contact with two surfaces parallel to the sliding direction in the sliding groove 211. From this, the mode that adopts spout 211 and thrust block 50's the axle 52 adaptation of inserting, the axle 52 of inserting can slide along the direction of the axis of rotation of perpendicular to hinge 80 in spout 211, can guarantee simultaneously that the axle 52 of inserting is lifted or can act on thrust frame 21 down by transfer line 40, and then finally drives camera module 20 and for the nimble swing of circuit board 10, avoids camera module 20 to appear the swing jamming.

In some embodiments, as shown in fig. 5, the pad body 51 and the transmission rod 40 are fixed by a clip 60, the side of the pad body 51 has a mounting groove 511, the transmission rod 40 extends into the mounting groove 511, and the clip 60 presses the transmission rod 40 against the mounting groove 511 at the notch of the mounting groove 511.

Thus, the actuator rod 40 and the piezoelectric actuator 30 can be assembled and fixed to the circuit board 10 by the piezoelectric actuator 30, and the clip 60 is clamped between the thrust block 50 and the actuator rod 40 to generate a certain pressure therebetween. After the thrust block body 51 and the transmission rod 40 are aligned, the clamp 60 can be clamped to realize reliable fixation of the thrust block body and the transmission rod, so that the assembly, the disassembly and the assembly maintenance are convenient, and the assembly difficulty caused by machining errors is reduced.

In the embodiment shown in fig. 4, the camera module 100 further includes a buffer sheet 70, the buffer sheet 70 is attached to the mounting groove 511, the thrust block body 51 contacts the transmission rod 40 through the buffer sheet 70, and the clip 60 pushes the transmission rod 40 to stop against the buffer sheet 70. Thus, the damping tab 70 prevents the drive link 40 from directly compressing against the thrust block 50, providing damping and reducing damage to the thrust block 50. Specifically, the buffer sheet 70 may be adhered to the inner surface of the installation groove 511 by glue, the installation groove 511 may also be V-shaped or U-shaped, and the shape of the buffer sheet 70 corresponds to the shape of the installation groove.

Referring to fig. 5, the buffer sheet 70 has a plurality of limit claws 71, and the limit claws 71 protrude from one end of the mounting groove 511 and extend away from the transmission lever 40. Therefore, the limiting convex claw 71 can play a role in positioning and limiting when the buffer sheet 70 is installed, can protect the upper end of the thrust block 50, and avoids scraping and scratching of the driving rod 40 on the pushing block in the installation process.

As shown in fig. 5, the clip 60 includes a middle piece 61 and two side pieces 62 connected to two sides of the middle piece 61, the side pieces 62 are clamped to two sides of the thrust block 50, and the middle piece 61 is recessed toward the mounting groove 511 and abuts against the transmission rod 40. Therefore, the concave design of the middle sheet 61 enables the clamp 60 to have better elasticity, so that the clamping force can be enhanced, and the clamp 60 is prevented from being separated due to the vibration of the piezoelectric driving element 30.

In some embodiments, the camera module 100 further includes an angular displacement sensor (not shown) electrically connected to the circuit board 10, the angular displacement sensor being configured to detect a swing angle of the camera module 20, and the circuit board 10 controls the start and stop of the piezoelectric driver 30 according to the swing angle fed back by the angular displacement sensor. Thus, the addition of an angular position sensor, together with the controller on the circuit board 10 and the piezoelectric driver 30, provides closed loop control, improving the accuracy of the oscillation.

Specifically, the number of camera module 20, piezoelectric driving piece 30 is two and the one-to-one connection, and two camera modules 20 distribute in proper order at circuit board 10, and one of them camera module 20 is close to the one end of circuit board 10, and another camera module 20 is close to the other end of circuit board 10, and two camera modules 20's axis of rotation are parallel to each other, and two piezoelectric driving piece 30 set up or set up mutually back on the back in the length direction of circuit board 10 relatively. With reference to fig. 6, it is thereby provided that the two camera modules 20 can be independently swung to adjust the viewing area.

In some embodiments, the piezoelectric driver 30 is a piezoelectric ceramic rod or a piezoelectric ceramic piece, and the piezoelectric driver 30 and the transmission rod 40 can be connected by gluing or integrally molded by injection molding. Thus, the piezoelectric actuator 30 has a simpler structure and lower cost. Of course, the piezoelectric driving element 30 is not limited to piezoelectric ceramics, and may be other structures capable of driving the camera module 20 to swing by using the piezoelectric principle.

Briefly describing the working process of the camera module 100 according to the embodiment shown in fig. 1, because a certain pressure exists between the thrust block 50 and the transmission rod 40, after the piezoelectric driving element 30 is powered on, the transmission rod 40 can push the thrust block 50 to make a linear motion along the axial direction of the transmission rod, when the thrust block 50 moves upwards (i.e., in a direction away from the circuit board 10), the lower end of the circular roller-shaped insertion shaft 52 pushes the upper surface of the inner side of the sliding groove 211 of the thrust frame 21, and the camera module 20 rotates counterclockwise; when the thrust block 50 moves downward (i.e., toward the direction close to the circuit board 10), the roller-shaped insertion shaft 52 pushes the lower surface of the thrust frame 21 inside the sliding groove 211, and the camera module 20 rotates clockwise.

The maximum swing stroke can be changed by changing the height of the hinge and the lengths of the piezoelectric driving piece 30 and the transmission rod 40 according to the requirements of different shooting angles.

In addition, the camera module 100 may further include a holder fixed to the circuit board 10, and a connector (not shown) fixed to the center of the circuit board 10. The holder is used for fixing a position, spacing to electronic component (including but not limited to the connector) on the circuit board, and the connector is used for being connected with parts around, and when the number of camera module was 2, the connector can set up between two camera modules 20, and the three can arrange the setting in proper order from the one end of circuit board to the other end.

According to the second aspect of the present invention, an electronic device includes the camera module 100. The electronic equipment adopting the camera shooting assembly 100 expands the view angle of the original camera shooting assembly 100, can identify objects more quickly and shoot more accurate images.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

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.

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 (10)

1. A camera assembly, comprising:

a circuit board;

the camera module is arranged on the circuit board, and each camera module is rotatably connected with the circuit board;

the piezoelectric driving pieces are fixed with the circuit board and electrically connected with the circuit board, and each piezoelectric driving piece is connected with the camera module to drive the camera module to swing relative to the circuit board.

2. A camera assembly according to claim 1, wherein the piezoelectric drive acts on the camera module through a transmission mechanism comprising:

the bottom end of the transmission rod is connected with the piezoelectric driving piece;

the thrust block is fixed on the transmission rod and connected with the camera module to push against the camera module.

3. The camera assembly of claim 2, wherein the camera module has a thrust frame, the thrust frame has a sliding slot and an opening orthogonal to the sliding slot, the thrust block includes a thrust block body and an insertion shaft, the insertion shaft is inserted into the sliding slot, and the thrust block body passes through the opening to connect with the insertion shaft.

4. The camera assembly of claim 3, wherein the thrust block body and the transmission rod are fixed by a clip, a mounting groove is formed in a side surface of the thrust block body, the transmission rod extends into the mounting groove, and the clip presses the transmission rod against the mounting groove at a notch of the mounting groove.

5. The camera assembly according to claim 4, further comprising a buffer piece, wherein the buffer piece is attached to the mounting groove, the thrust block body is in contact with the transmission rod through the buffer piece, and the clip pushes the transmission rod to stop against the buffer piece.

6. The camera assembly of claim 5, wherein the bumper tab has a plurality of retaining tabs extending from an end of the mounting recess and extending away from the drive link.

7. The camera assembly of claim 4, wherein the clip includes a middle piece and two side pieces connected to two sides of the middle piece, the side pieces are clamped to two sides of the thrust block, and the middle piece is recessed toward the mounting groove and abuts against the transmission rod.

8. The camera assembly according to claim 4, further comprising an angular displacement sensor electrically connected to the circuit board, wherein the angular displacement sensor is configured to detect a swing angle of the camera module, and the circuit board controls the piezoelectric driving element to start and stop according to the swing angle fed back by the angular displacement sensor.

9. The camera assembly of claim 1, wherein the piezoelectric driver is a piezoelectric ceramic rod or a piezoelectric ceramic plate.

10. An electronic device comprising the camera assembly of any one of claims 1-9.

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