CN101339281A - portable electronic device - Google Patents

Abstract

A portable electronic device includes an electronic device main body, a camera module, a camera module housing, at least one first magnetic generator, multiple second magnetic generators and a control unit. The main body of the electronic device has a viewing window, and the housing of the camera module accommodates the camera module and is rotatably accommodated in the main body of the electronic device. The at least one first magnetic generating body is fixed on the camera module housing. The control unit is used to control the plurality of second magnetic generators to generate a plurality of magnetic fields to drive the at least one first magnetic generator together with the camera module housing to rotate in the main body of the electronic device, thereby The camera module rotates between a first position opposite to the viewfinder window of the electronic device main body and a second position offset from the viewfinder window of the electronic device main body.

Description

portable electronic device

technical field

The invention relates to a portable electronic device, in particular to a portable electronic device with a built-in camera module.

Background technique

A camera module usually includes at least one lens module and an image sensor opposite to the lens module, and is widely used in various camera devices. The camera module is built into various portable electronic devices, such as Notebook computers, handheld computers, mobile phones, and music players are favored by many consumers.

The current camera modules are usually fixedly installed in portable electronic devices, such as "Weekly Computer News", a BOE notebook computer T3000 disclosed in the 18th issue of 2003, which has a built-in 350,000-pixel camera in the middle of the display screen. For the camera module of the camera lens, however, when the image-taking direction of the camera module is to be adjusted, the entire portable electronic device or a part of the portable electronic device needs to be rotated, and the rotation adjustment needs to be completed manually.

Contents of the invention

In view of this, it is necessary to provide a portable electronic device with an automatic steering camera module.

A portable electronic device includes an electronic device main body, a camera module, a camera module casing, at least one first magnetic generator, multiple second magnetic generators and a control unit. The main body of the electronic device has a viewing window, and the housing of the camera module accommodates the camera module and is rotatably accommodated in the main body of the electronic device. The at least one first magnetic generator is used to generate at least one first magnetic field. The at least one first magnetic generating body is fixed on the camera module housing. The control unit is used to control the plurality of second magnetic generating bodies to generate a plurality of second magnetic fields, and the plurality of second magnetic fields interact with at least one first magnetic field generated by the at least one first magnetic body to drive The at least one first magnetic generating body rotates together with the camera module housing in the electronic device body, so that the camera module is in a first position opposite to the viewfinder window of the electronic device body and opposite to the electronic device body. The viewing window of the main body of the electronic device can be rotated between the staggered second positions.

The portable electronic device accommodates the camera module by setting a camera module casing, the camera module casing is provided with a first magnetic generator, and then the magnetic fields generated by a plurality of second magnetic generators repel or attract the first magnetic field. The movement of the magnetic generating body also causes the camera module casing to rotate in the electronic device main body. The viewfinder is rotated between the second positions where the viewfinder is staggered to perform camera orientation; in addition, when the camera module and the viewfinder are completely staggered, that is, hidden, the camera module is protected.

Description of drawings

FIG. 1 is a perspective view of a portable electronic device provided by an embodiment of the present invention.

FIG. 2 is a partial exploded view of the camera system and the base in the portable electronic device of FIG. 1 .

FIG. 3 is a schematic diagram of the camera system of FIG. 2 assembled into a base.

FIG. 4 is a sectional view along line IV-IV in FIG. 3 when the camera module housing is stationary relative to the first group of magnetic generators on the stator.

FIG. 5 is a schematic diagram when the first group of magnetic generators on the stator in FIG. 4 stops working, while the second group of magnetic generators works, and the camera module housing is about to rotate relative to the stator.

FIG. 6 is a schematic diagram when the housing of the camera module in FIG. 5 is rotated to be relatively stationary relative to the second group of magnetic generators on the stator.

Detailed ways

The portable electronic device provided by the present invention will be further described in detail below in conjunction with the accompanying drawings.

Please refer to FIG. 1 to FIG. 3 together. The portable electronic device 100 provided by the embodiment of the present invention is a notebook computer, which includes an electronic device body 10 and a camera system 20 disposed in the electronic device body 10 .

The main body 10 of the electronic device includes a keyboard 12 and a display screen 14 , the display screen 14 and the keyboard 12 are connected by a hinge 16 so as to realize relative turning and folding of the two. A camera system control key 122 is arranged on the keyboard 12 . There is a hollow base 140 above the display screen 14, a cylindrical first receiving space 142 inside the base 140, and two opposite ends of the first receiving space 142 and are connected to the first receiving space. The space 142 communicates with the second storage space 144 . A gap 146 is defined at the bottom of the first storage space 142 to connect the first storage space 142 with the inside of the display screen 14 , and a viewing window 147 is defined above it to communicate the first storage space 142 with the outside. Two fastening holes 148 are respectively defined on the edges of the two second receiving spaces 144 .

The camera system 20 includes a camera module 22 , a cylindrical camera module housing 24 with a light-transmitting hole 240 , and two stators 26 . The camera module 22 includes at least one lens module and an image sensor aligned with the at least one lens module, the camera module 22 is accommodated and fixedly arranged in the camera module housing 24, And opposite to the light-transmitting hole 240 . The camera module housing 24 is provided with a circular blind hole 242 at its two opposite ends, and the inner wall of the blind hole 242 is equidistantly provided with six teeth-shaped permanent magnets with N and S polarities alternately arranged. The first magnetic generating body 244 . The camera module housing 24 is accommodated in the first accommodation space 142 of the base 140, and the signal connection wire (not shown) of the camera module 22 can pass through the bottom gap 146 of the first accommodation space 142 , and further connected with the relevant signal processor (not shown) inside the display screen 14. The two stators 26 are respectively accommodated in the two second accommodation spaces 144 of the base 140 . The two stators 26 are respectively provided with two buckling portions 260 for matching with the buckling holes 148 of the second receiving space 144 .

The two stators 26 each have a cylindrical drive terminal, and twelve second magnetic generators 264 are arranged at equal intervals on the two drive terminals. The twelve second magnetic generators 264 respectively include a toothed core and an energized coil 262 wound on the toothed core. The energized coils 262 are all connected to a control unit 28, and the control unit 28 controls the conduction coil 262. The twelve second magnetic generators 264 generate or disappear magnetic fields depending on whether the current in the current-carrying coil 262 is turned on or off. The twelve second magnetic generators 264 are divided into a first group of magnetic generators 264A and a second group of magnetic generators 264B arranged alternately with the first group of magnetic generators 264A and working alternately. The magnetic fields generated by the two adjacent magnetic generators in the first group of magnetic generators 264A are in opposite directions during operation; The magnetic field is in the opposite direction. The driving terminals of the two stators 26 are matched with the blind holes 242 of the camera module housing 24, and the first magnetic generator 244 of the camera module housing 24 is stacked on the second of the two stators 26. On the magnetic generating body 264 .

Please refer to FIG. 4 , at a certain moment, when the camera module housing 24 is stationary relative to the two stators 26 , the first magnetic generator 244 of the camera module housing 24 is in contact with the two stators 26 The first group of magnetic generating bodies 264A of the second magnetic generating bodies 264 face each other, and the facing first magnetic generating bodies 244 and the first group of magnetic generating bodies 264A of the second magnetic generating bodies 264 attract each other. At this time, no current is passed through the current-carrying coil 262 on the second group of magnetic generators 264B of the second magnetic generator 264 . Please refer to Fig. 5, at the next moment, when the user operates the camera system control key 122 of the keyboard 12, the current in the energized coil 262 on the first group of magnetic generators 264A of the second magnetic generator 264 is cut off, that is, the second magnetic The magnetic field produced by the first group of magnetic generating bodies 264A of the generating body 264 disappears, and the current in the electrified coil 262 on the second group of magnetic generating bodies 264B of the second magnetic generating body 264 conducts and generates a magnetic field in the direction shown in the figure. The second group of magnetic generating bodies 264B of the second magnetic generating body 264 can drive the first magnetic generating body 244 to rotate in the direction shown by the arrow in the figure until the first magnetic generating body 244 and the second magnetic generating body 264 The second group of magnetic generating bodies 264B faces and attracts each other, that is, the camera module casing 24 and the two stators 26 are relatively stationary again (see FIG. 6 ). With such circulation, the camera module housing 24 is rotated, and the camera module 22 can be driven to rotate.

Further, when the user does not use the camera module 22 , the camera module 22 can be rotated to a position completely staggered from the viewfinder window 147 of the base 140 , that is, hidden.

It can be understood that the number of the first magnetic generating body 244 in the camera module casing 24 can also be only one, and the one first magnetic generating body 244 can still be used by a plurality of second magnetic generating bodies on the stator 26. The magnetic generator 264 is driven.

In addition, it is obvious that the portable electronic device is not limited to the notebook computer provided in this embodiment, and it may also be other electronic devices, such as a palm computer, a mobile phone, a music player, and the like.

For those skilled in the art, various other corresponding changes and modifications can be made according to the technical scheme and technical concept of the present invention, and all these changes and modifications should belong to the protection scope of the claims of the present invention.

Claims (9)

1. A portable electronic device comprising: An electronic device main body, a viewfinder window is provided on the electronic device main body; a camera module; A camera module casing, the camera module casing accommodates the camera module and is rotatably accommodated in the main body of the electronic device; At least one first magnetic generating body, the at least one first magnetic generating body is used to generate at least one first magnetic field, and the at least one first magnetic generating body is fixed on the camera module housing; a plurality of second magnetic generating bodies; and A control unit, the control unit is used to control the plurality of second magnetic generating bodies to generate a plurality of second magnetic fields, and the plurality of second magnetic fields interact with at least one first magnetic field generated by the at least one first magnetic body The function is to drive the at least one first magnetic generating body together with the camera module casing to rotate in the electronic device body, so that the camera module is in the first position opposite to the viewfinder window of the electronic device body. Rotate between a second position and a second position offset from the viewfinder window of the main body of the electronic device. 2 . The portable electronic device according to claim 1 , wherein the main body of the electronic device comprises a keyboard and a display screen, and the viewfinder window is set in the middle of the upper edge of the display screen. 3 . 3. The portable electronic device according to claim 1, wherein the main body of the electronic device is provided with a hollow base, the viewing window is set on the base, and the camera module housing is accommodated in the base. in the base. 4. The portable electronic device according to claim 1, wherein the at least one first magnetic generator comprises a plurality of first magnetic generators, and the plurality of first magnetic generators are all permanent magnets, and the One ends of the multiple first magnetic generators are distributed on the same circumference with alternating N and S magnetic poles at equal intervals. 5. The portable electronic device according to claim 4, wherein one end of the camera module housing is provided with a circular hole, the plurality of first magnetic generators are arranged on the inner wall of the hole, and the A plurality of second magnetic generating bodies are equidistantly distributed on a cylinder, and the cylinder is inserted into the hole, so that the plurality of first magnetic generating bodies are stacked on the plurality of second magnetic generating bodies. 6. The portable electronic device according to claim 1, wherein the plurality of second magnetic generators respectively comprise a core and a current conduction coil wound on the core and controlled by the control unit. or cut-off coils. 7. The portable electronic device as claimed in claim 6, wherein the plurality of second magnetic generators comprise a first group of magnetic generators and a first group of magnetic generators arranged alternately and working alternately. Two sets of magnetic generators, the at least one first magnetic generator is driven by a plurality of second magnetic fields alternately generated by the first magnetic generator and the second magnetic generator. 8. The portable electronic device according to claim 7, wherein the directions of the magnetic fields generated by two adjacent magnetic generators in the first group of magnetic generators are opposite when they work; The magnetic fields generated by two adjacent magnetic generating bodies in the body are in opposite directions during operation. 9. The portable electronic device according to claim 1, wherein when the camera module is in a second position staggered from the viewfinder window of the electronic device main body, the camera module is completely hidden in the Inside the main body of the electronic device.

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