CN1968299B

CN1968299B - Portable electronic device

Info

Publication number: CN1968299B
Application number: CN200510101533XA
Authority: CN
Inventors: 简扬昌
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2005-11-19
Filing date: 2005-11-19
Publication date: 2011-06-08
Anticipated expiration: 2025-11-19
Also published as: CN1968299A

Abstract

The present invention relates to a portable electric device, which comprises a main body and a camera module, wherein the main body has a magnet and is provided with a holding chamber, wherein the magnet is fixed in the holding chamber; the camera module has a muffle, at least a lens, an image sensor assembly and a magnet, while the lens and the image sensor assembly are arranged in the muffle; the magnet is arranged outside the muffle; the camera module is arranged in the holding chamber of the main body; space exists between the muffle and the main body, while the pole of the magnet is opposite to the same pole of the main body; repulsive force is generated between the magnet of the camera module and the magnet of the main body so as to reduce displacement of the camera module relative to the main body through the effect of the repulsive force when the camera module shakes relative to the main body. The portable electric device has the advantages of simple structure and is easy to carry, and can reduce the shake of the built-in camera module.

Description

Portable electron device

[technical field]

The invention relates to a kind of portable electron device, especially about a kind of portable electron device of tool maglev type camera module.

[background technology]

Along with Development of Multimedia Technology, digital image such as digital camera, digital code camera product is by people's extensive use, has the vast market demand, mobile phone is also developing to high-performance, multifunction direction fast in recent years, and the mobile multimedia device that digital camera combines with portable electron devices such as mobile phone, PDA also is used widely.In addition, people wish that also the shooting effect of its numerical camera mould is better, to obtain quality image preferably in portable electron devices such as mobile phone, PDA, digital camera are proposed multi-functional requirement simultaneously.

Traditional portable electron device system directly fixes the camera module and the housing of mobile phone, PDA, digital camera etc. and combines closely, and the camera module is with the motion campaign of this portable electron device.Yet, hand was shaken unavoidably when people took at the portable electron device of handpiece numerical camera mould, was especially pressing shutter in an instant, rocked camera module in it is pressed down thereupon, therefore take the image that comes out and ghost image, phenomenon such as fuzzy very easily occur, effect is relatively poor.At present, people often with the camera fixed placement on a tripod, do not produce the shake shake to guarantee camera, thereby obtain effect image preferably.Yet tripod is bulky, and the utmost point is not easy to carry, so be not suitable for the general user of tool camera module portable electron device.

[summary of the invention]

In view of this, provide a kind of simple in structure, easy to carry and can to reduce the portable electron device of its built in digital camera module shake real in necessary.

A kind of portable electron device comprises a body and a camera module.This body comprises a magnet, offers a container cavity on this body, and this magnet is fixed in the container cavity of body; This camera module comprises a sleeve, at least one eyeglass, an image sensing component and a magnet, and this eyeglass and image sensing component are located in the sleeve, and this magnet is located at the sleeve outside.This camera module is located in the container cavity of aforementioned body, gapped between the sleeve of camera module and the body, and its magnet is relative with the homopolarity of the magnet of body, the magnet of camera module and the magnet of body produce repulsion, make when the relative body of camera module shakes, reduce the displacement of the relative body of camera module by the effect of described repulsion.

Compare prior art, the body of described portable electron device is faced mutually with the magnet identical polar of camera module, thereby generation repulsion, when making the relative body of camera module produce vibrations when this portable electron device of operation, this repulsion can reduce the displacement of the relative body of camera module, thereby reduces vibrations.

[description of drawings]

Fig. 1 is the stereogram of portable electron device preferred embodiment of the present invention;

Fig. 2 is the partial sectional view of portable electron device preferred embodiment of the present invention;

Fig. 3 be Fig. 2 along III-III to partial sectional view.

[embodiment]

Portable electron device of the present invention is to be the example explanation with the mobile phone.

See also Fig. 1, this mobile phone 10 comprises a body 100 and a camera module 20.This body 100 is provided with a display screen 102 and a keyboard 104.Camera module 20 is located in the body 100.See also Fig. 2 and Fig. 3, the body 100 of this mobile phone 10 comprises a protecgulum 108, a bonnet 110 and one first magnet 112.

This protecgulum 108 is the thin slice of an edge towards a lateral buckling, and it is made by plastics or metal material.These protecgulum 108 inboards are provided with columned first projection 1082, offer a circular channel 1084 on this first projection 1082, and form an inner surface 1085 on first projection 1082 of protecgulum 108, and this inner surface 1085 is a face of cylinder.This protecgulum 108 is provided with a collar stop 1086, thereby this collar stop 1086 covers path 10 84 parts of protecgulum 108 and forms a perforate 1088, and the diameter of this perforate 1088 is less than the diameter of path 10 84.This first magnet 112 is cylindric, and it is located in the path 10 84 of protecgulum 108, and its arctic (the N utmost point) is pasted on the inner surface 1085 of protecgulum 108, and its South Pole (the S utmost point) is towards path 10 84 centers.

This bonnet 110 is the thin slice of an edge towards a lateral buckling, and it is made by plastic material or metal material.These bonnet 110 inboards are provided with columned second projection 1102, offer an opening 1104 on this second projection 1102, and the diameter of the path 10 84 of the diameter of opening 1104 and protecgulum 108 is suitable.During installation, this bonnet 108 is combined closely with protecgulum 108, makes opening 1104 perforations of path 10 84 with the bonnet 110 of protecgulum 108.

This camera module 20 comprises a sleeve 202, a lens barrel 204, a plurality of eyeglass 206, a plurality of spacer ring 208, an IR-cut sheet 210, an image sensing component 212 and one second magnet 214.

This sleeve 202 comprises an accommodation section 2022 and a base 2024.This accommodation section 2022 is cylindric, and base 2024 is rectangular-shaped, and it is arranged at an end of accommodation section 2022 and seals this end.This lens barrel 204 is cylindric, and the one end opens wide, and the other end is semiclosed and form a light hole 2042.Described eyeglass 206 is plastic aspherical element eyeglass or glass aspherical lens, spacer ring 208 is circular, eyeglass 206, spacer ring 208 and IR-cut sheet 210 all are fixedly installed in the lens barrel 204, and spacer ring 208 is located between adjacent two eyeglasses 206, and IR-cut sheet 210 is near the open end of lens barrel 204.This lens barrel 204 is placed in the accommodation section 2022 of sleeve 202, and with sleeve 202 relative fixed, and the open end of lens barrel 204 is near the base 2024 of sleeve 202.Described image sensing component 212 is fixed in the sleeve 202, and it is located on the base 2024.Second magnet 214 is cylindric, and it is fixed on the lateral wall of sleeve 202 by mode such as sticking together, and its position aligns mutually with first magnet 112.The arctic of second magnet 214 and sleeve 202 are outside bonding, and its South Pole is towards first magnet 112 of body 100.

In the path 10 84 that this camera module 20 is installed on this protecgulum 108 and the opening 1104 common container cavities that form of bonnet 110, between the protecgulum 108 of camera module 20 and mobile phone 10 and the bonnet 110 gap is arranged, the light hole 2042 of the lens barrel 204 of camera module 20 is towards the outside of main body 106, the diameter of the perforate 1088 of the protecgulum 108 of body 100 is slightly smaller than the external diameter of accommodation section 2022 of the sleeve 202 of camera module 20, and the block 1086 of protecgulum 108 prevents that camera module 20 from skidding off from the perforate 1088 of protecgulum 108.

During installation, earlier eyeglass 206, spacer ring 208 and IR-cut sheet 210 are installed in the lens barrel 204, then image sensing component 212 is located in the sleeve 202, then above-mentioned mounted lens barrel 204 is fixedly installed in the sleeve 202, at last described second magnet 214 is fixed on sleeve 202 lateral walls, camera module 20 is promptly assembled and is finished.Then this camera module 20 is positioned in the path 10 84 of protecgulum 108 of body 100, respectively bonnet 110 is loaded onto then itself and protecgulum 108 secure bond are got final product.

See also Fig. 3, for this mobile phone 10, first magnet 112 of its body 100 is relative with the South Pole of second magnet 214 of camera module 20, produce repulsion between it, form the system that damping (C) that a quality with the camera module (M), the non-isotropy of magnetic field intensity (K) and magnetic field cause is formed thus.When the operator takes pictures the generation vibrations with this mobile phone 10, produce relative motion between its body 100 and the camera module 20, with the displacement that x represents camera module 20,, can set up a second order differential equation according to damping vibration in the physics with the t express time:

M*d ²x(t)/dt ²+C*dx(t)/dt+K*x(t)＝0，

By this equation as can be known, only need to change the relativeness of M, K in this system, the value of the displacement x that vibrations produce in the time of can making operation reduces, thereby makes 20 vibrations of camera module weaken, and reaches the purpose that reduces vibrations.

Be appreciated that, the path 10 84 of protecgulum 108 can be other shapes such as rectangle, when it is rectangle, the lateral wall of sleeve 202 also is a rectangle, at this moment, on four sidewalls of the rectangular channel 1084 of protecgulum 108, respectively establish one first magnet 112, on four rectangular side wall of sleeve 202, respectively establish one second magnet 214 simultaneously, and make first magnet 112 and relative the getting final product of second magnet, 214 same sexes on the corresponding surface; First magnet 112 and second magnet 214 can be respectively a plurality of, and identical polar one end that makes all first magnets 112 and second magnet 214 is respectively towards the same side, and first magnet 112 is relative with the same sex of second magnet 214; Described first magnet 112 also can be located in the opening 1104 of bonnet 110.

Claims

1. portable electron device, it comprises a body and a camera module, this camera module comprises a sleeve, at least one eyeglass and an image sensing component, this eyeglass and image sensing component are located in the sleeve, it is characterized in that: offer a container cavity on this body, this body also comprises a magnet, and this magnet is fixed in the container cavity of body; This camera module also comprises a magnet, and this magnet is located at the sleeve outside; This camera module is located in the container cavity of aforementioned body, gapped between the sleeve of camera module and the body, and the magnet of camera module is relative with the homopolarity of the magnet of body, the magnet of camera module and the magnet of body produce repulsion, make when the relative body of camera module shakes, reduce the displacement of the relative body of camera module by the effect of described repulsion.

2. portable electron device as claimed in claim 1, it is characterized in that: this body also comprises a protecgulum and a bonnet, this protecgulum is provided with a projection, offer a passage on this projection and on protecgulum, form an inner surface, bonnet is provided with a projection, offer an opening on this projection, protecgulum combines with bonnet, thereby and the opening of the passage of protecgulum and bonnet is connected form described container cavity jointly.

3. portable electron device as claimed in claim 2 is characterized in that: the magnet of this body is located on the inner surface of protecgulum, and the camera module is located in the described container cavity, forms a block on the protecgulum and drops in body to stop the camera module.

4. portable electron device as claimed in claim 2, it is characterized in that: this camera module also comprises a lens barrel, at least one spacer ring and an IR-cut sheet, described eyeglass and image sensing component are located in the lens barrel, lens barrel is located in the described sleeve, eyeglass is a plurality of, described spacer ring is between adjacent two eyeglasses, and the IR-cut sheet is positioned at lens barrel one end.

5. portable electron device as claimed in claim 2 is characterized in that: the passage of this protecgulum is a circular port, and its inner surface is the face of cylinder, and the lateral wall of sleeve is cylindrical.

6. portable electron device as claimed in claim 2 is characterized in that: the passage of this protecgulum is a rectangular opening, and the lateral wall of sleeve is a rectangle.

7. portable electron device as claimed in claim 5 is characterized in that: the magnet of magnet on this body and camera module is cylindric.

8. as claim 5 or 6 described portable electron devices, it is characterized in that: the magnet of this body is a plurality of, and it is uniformly distributed on the inner surface of protecgulum, and inner surface extremely links to each other with the same of all magnets, the magnet of this camera module is a plurality of, and it is uniformly distributed in outside the sleeve.

9. portable electron device as claimed in claim 4 is characterized in that: this sleeve comprises an accommodation section and a base, and this accommodation section is cylindric, and base is rectangular-shaped, and base is arranged at accommodation section one end and seals this end.

10. portable electron device as claimed in claim 9 is characterized in that: this lens barrel is cylindric, and the one end opens wide, the other end is semiclosed and form a light hole, the IR-cut sheet is near the open end of lens barrel, and lens barrel is located in the sleeve, and the open end of lens barrel is near the base of sleeve.