KR100632099B1 - a macro lens rotating apparatus of a camera for a mobile communication terminal - Google Patents

Abstract

The present invention relates to a camera for a mobile communication terminal, and more particularly, to an apparatus for rotating a macro lens of a camera for a mobile communication terminal to easily change the macro shooting state and portrait shooting state of the camera for a mobile communication terminal. A camera module mounted on a mobile communication terminal, comprising: a focus change unit rotatably coupled to an upper portion of the camera module and configured to change a lens into a portrait photographing mode and a macro mode according to rotation; And a rotating member coupled to the upper side of the focus changing part to rotate the focus changing part.

Accordingly, the application range of the camera attached to the mobile communication terminal can be further increased, and the user can produce various pictures desired by the user.

Description

Macro lens rotating apparatus of a camera for a mobile communication terminal

1 is a perspective view showing an embodiment of a mobile communication terminal to which the present invention is applied.

Figure 2 is an exploded perspective view of the main part of the present invention.

Figure 3 shows the operating state of the present invention,

   Figure 3a is a plan view showing a first operating state of the present invention.

   Figure 3b is a plan view showing a second operating state of the present invention.

Figure 4 is a cross-sectional view showing the operating state of the click projection.

5 is a perspective view showing an example of a conventional mobile phone.

6 is an exploded perspective view of the main portion of FIG. 5;

※ Explanation of codes for main parts of drawing

10: mobile communication terminal

20: Camera Module 21: FPCB

30: focus change unit

   31: lens 32: jamming projection

40: camera holder

   41: rotation guide 42: release prevention jaw

   43: Click Home

50: rotating ring

   51: through hole 52: locking groove

   53: fixed jaw 54: click projection

60: cushioning

70: camera ring 71: lens exposure

80: transparent window 81: adhesive tape

The present invention relates to a camera for a mobile communication terminal, and more particularly, to an apparatus for rotating a macro lens of a camera for a mobile communication terminal to easily change the macro shooting state and the portrait shooting state of the camera for a mobile communication terminal.

In general, a mobile communication terminal is a kind of high-tech mobile communication means developed to allow users to freely communicate wirelessly regardless of time and place, and mobile phones and PDAs are being developed. Various types of terminals, such as flip type, flip type, slide type, etc., have been released. Recently, various functions of mobile communication terminals with wireless devices and digital cameras are available. .

As shown in FIG. 5, the conventional slide-type mobile phone is provided with a microphone 110 for inputting voice on the front side, a plurality of input keys 120 for inputting various functions, and a battery pack 130 on the back side. The main body 100 is mounted and the antenna 140 for wireless communication is mounted on the upper part, and the speaker 210 is installed on the upper part of the main body part 100 and the large LCD window 220 is installed on the front side. It is comprised by the slide part 200 provided.

In this case, the slide unit 200 is typically connected to the main PCB (not shown) and FPCB (not shown) built in the main body 100, and slides up and down the front surface of the main body 100 By opening and closing, the user can use the mobile phone by pushing the slide unit 200 upwards, and after use, it can be conveniently carried back to its original position.

In addition, in order to meet the needs of consumers who require various functions of the mobile phone, a lot of slide-type mobile phones equipped with a camera 300 have been developed and marketed in recent years. It is fixed to the back of the main body 100, and converts the image information input through the lens 310 to a digital signal using a photographing element such as a CCD or CMOS provided therein, and displayed on the LCD window 220 Or store it in memory.

In particular, the camera is to take a long distance and close-up macro shooting by changing the lens 310 in order to be able to shoot in a variety of environments, so as to change the lens 310 on one side of the camera 300 A sliding switch 320 is provided to change the lens 310 by mechanical operation thereof.

As shown in FIG. 6, the camera 310 is rotatably installed on the front surface of the camera 300, and the lens 310 is converted into a near-field and a long-distance camera according to the rotation of the lens 310. In addition, a protrusion 311 is formed at one side of the lens 310 for smooth rotation of the lens 310, and a slide plate 330 and a sliding switch for rotating the protrusion 311 outside the mobile communication terminal. 320 is provided.

However, as described above, the conversion structure of the lens by the slide plate and the sliding switch has a problem that the rotation of the lens is not smooth or excessively high power due to the loss of force caused by converting the linear motion to the rotational motion, When the camera is subjected to an external shock, there was a problem of being damaged or damaged.

Accordingly, the present invention has been made to solve the conventional problems as described above, the object is to easily change the macro shooting state and portrait shooting state of the camera for a mobile communication terminal.

In addition, it is an object of the present invention to change the macro shooting state and portrait shooting state by rotating the lens more smoothly.

In addition, an object of the present invention is to protect the camera module, the focal change portion to be rotated smoothly.

In addition, an object of the present invention is to prevent the impact applied to the camera module, to prevent the inflow of foreign substances such as dust into the camera module.

It is also an object of the present invention to further increase the acceleration of turning the camera ring.

In addition, an object of the present invention is to enable the user to know the rotation position of the lens only by the touch.

In order to achieve the above object, the present invention is a camera module mounted on a mobile communication terminal, rotatably coupled to the upper portion of the camera module, the focus of the lens is changed to the portrait mode and macro mode according to the rotation A change section; And a rotating member coupled to an upper side of the focus changing part to rotate the focus changing part.

In addition, the focus change unit is characterized in that a plurality of locking projections are rotated by being locked to the rotating member to the side.

The rotating member may include: a camera holder surrounding a side surface of the camera module at an upper portion of the camera module and having a through hole formed so that an upper surface of the camera module is exposed at a central portion thereof; A rotating ring provided at an upper side of the camera holder, and having a through hole formed at a central portion thereof, and having a catching groove fixed to the catching protrusion on an inner surface of the through hole; A camera ring provided at an upper side of the rotating ring, formed through a central portion thereof, and having a coupling protrusion inserted into a through hole of the rotating ring and fixed to the camera holder by a lower portion; Characterized in that the transparent window is fixed to the center of the camera ring.

In addition, cushioning is in close contact between the upper surface of the camera module and the lower surface of the camera ring is characterized in that it is further provided.                         

In addition, the locking groove is formed to be larger than the size of the locking projections is characterized in that the rotating ring is configured to rotate with a play.

In addition, the camera holder and the rotating ring is in contact with each other, characterized in that the click groove and the click protrusion corresponding to the maximum rotational position of the left and right sides of the rotary ring, respectively.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

1 is a perspective view showing an embodiment of a mobile communication terminal to which the present invention is applied, as shown in the present invention is a camera ring rotatably coupled to the outside of the camera module 20 mounted on the mobile communication terminal 10. By rotating the 70, the focal length is changed so that not only the general long distance shooting but also the close-up object can be clearly taken close-up.

Figure 2 is an exploded perspective view of the main portion of the present invention, when described in more detail the configuration of the present invention described in FIG.

The present invention includes a focus change unit 30 rotatably coupled to the outside of the camera module 20, and provided with a rotating member for rotating the focus change unit 30 to the rotation of the focus change unit 30. As the focal length of the lens 31 changes accordingly,

The focus change unit 30 is rotatably provided on the upper surface of the camera module 20 and has a lens 31 in the center thereof, and is formed in a general configuration to change the lens 31 for long-distance and short-range photography according to its rotation. The side surface is formed with a plurality of locking projections 32 protruding integrally so as to more easily rotate the focus change unit 30.

The rotating member includes a camera holder 40 provided while surrounding the camera module 20 and the focus change unit 30, and a rotation ring 50 rotatably placed on an upper surface of the camera holder 40. The camera ring 70 is fixed to the camera holder 40 while the rotary ring 50 is rotated at the upper portion of the rotary ring 50, and the lens 31 is externally disposed at the upper portion of the camera ring 70. It is composed of a transparent window 80 to prevent direct contact with the outside while being exposed.

The camera holder 40 is wrapped around the outer surface of the camera module 20 and the focus change unit 30 to be fixed to the inside of the mobile communication terminal 10, the rotation operation of the focus change unit 30 is As to be easily made, the camera module 20 and the focus change unit 30 is inserted into the lower side so that the focus change unit 30 protrudes to the upper side, and the separation ring 42 is formed on the upper surface to rotate the ring. While 50 is rotated on the upper portion of the camera ring 70 so as not to leave.

The rotary ring 50 is placed on the upper surface of the camera holder 40, the through hole 51 is formed in the center portion so that the above-described focus change unit 30 is rotated through the through hole 51 ) To be inserted into the inside of the through hole 51, and the locking protrusion 52 is formed inside the through hole 51 to insert and lock the locking protrusion 32. Allow 30 to rotate.

The camera ring 70 forms a lens exposure port 71 for exposing the lens 31 to the outside at the center portion, and forms a coupling protrusion projecting downwardly so that the coupling protrusion is formed inside the through hole 51. While being inserted into the fixed jaw (53) formed on the rotary ring 50 to be rotated integrally with the rotation ring 50 while being inserted into the rotation guide 41 formed on the inside of the camera holder 40 to be rotatably inserted do.

The transparent window 80 is formed of a transparent material such as glass or plastic to be inserted and fixed to the lens exposure port 71, and a ring-shaped adhesive tape 81 is formed at the lower portion of the transparent window 80 to expose the lens. It is to be firmly fixed to the sphere 71, the lens 31 is exposed to the outside through the transparent window 80 to enable the photographing or video recording using the camera module 20.

In addition, the upper surface of the camera module 20 and the lower surface of the camera ring 70 is provided in close contact with the cushion ring 60 is formed of a shrinkable material to the front of the lens 31 of the foreign matter such as dust In addition to preventing the inflow, it is preferable to prevent damage to the camera module 20 by the impact.

Here, reference numeral 21 is an FPCB for connecting a circuit between the camera module 20 and the mobile communication terminal 10.

3 is a view showing an operating state of the present invention, Figure 3a is a plan view showing a first operating state of the present invention, Figure 3b is a plan view showing a second operating state of the present invention, the configuration of the present invention configured as described above The operation states are as follows.

In order to rotate the focus changer 30 and change the lens 31 for macro shooting and portrait shooting, respectively, the camera ring 70 protruding outside the case of the communication terminal is rotated. The fixed rotating ring 50 is rotated at the same time, and then the locking projection 32 is caught by the locking groove 52, the focus change unit 30 is rotated.

In addition, when the camera ring 70 is rotated in the opposite direction, the lens 31 is rotated to its original position by the operation process as described above.

At this time, if the locking projection 32 is formed smaller than the size of the locking groove 52, the rotation ring 50 is rotated so that a slight idle section in which the locking groove 52 abuts against the locking projection 32 occurs. As a result, the acceleration in which the rotation ring 50 rotates becomes greater, and the focus change unit 30 rotates more smoothly.

Figure 4 is a cross-sectional view showing the operating state of the click projection, the above-mentioned camera holder 40 and the rotation ring 50 is in contact with each other to form a click projection 54 and the click groove 43 of the lens 31 The rotation can be configured so that the user can feel the touch.

The click protrusion 54 is formed on one side of the rotation ring 50, the camera holder 40 is formed a pair of click grooves 43 formed at the left and right rotation limit distance of the focus change unit 30 described above. By allowing the click protrusion 54 to be inserted, the rotation ring 50 is rotated while the click protrusion 54 is inserted into the click groove 43 at the rotation limit point, respectively, so that the user can feel the snapping feeling. Only by being able to detect the rotational position of the camera ring 70.

As described above, the present invention includes a focus change unit and a rotating member on the upper part of the camera module so that the macro shooting state and the portrait shooting state of the camera for the mobile communication terminal can be easily changed, the camera attached to the mobile communication terminal. In addition to further increasing the scope of use, the user will have the effect of producing a variety of photos desired.

In addition, the present invention by forming a locking projection on the side of the focus changer to rotate the lens to make it more smooth to change to the macro shooting state and portrait shooting state, the effect of making it easier to rotate the focus change unit using a rotating member Will have

In addition, the present invention is provided with a rotating member consisting of a camera holder, a rotating ring and a camera ring and a transparent window so that the focus change part can be smoothly rotated while protecting the camera module, thereby preventing the camera module from being exposed to the outside to prevent damage and malfunction. In addition to preventing, the operation of rotating the focus changer is more smooth.

In addition, the present invention is provided with a cushioning to prevent the impact applied to the camera module and to prevent the inflow of foreign substances such as dust into the camera module, to prevent damage to the camera module and contact failure, etc. due to the impact, It has an effect of preventing the malfunction or malfunction of the camera module due to the inflow of foreign matter.

In addition, the present invention is to form a locking groove larger than the size of the locking projection to further increase the acceleration to turn the camera ring, thereby having the effect of smoothly rotating the focus change unit even with a smaller force.

In addition, the present invention by forming a click groove and the click projection 54 so that the user can know the rotation position of the lens only by the touch, not only can be more reliable in the operation of the rotating member, but also increase the merchandise effect Have.

Claims (6)

delete In the camera module 20 mounted on the mobile communication terminal 10, The focus change unit 30 is rotatably coupled to an upper portion of the camera module 20, and a plurality of locking protrusions 32 are formed, and the lens 31 is changed to a portrait mode and a macro mode according to rotation. ; The rotating member for locking the plurality of locking projections 32 is coupled to the upper side of the focus change unit 30 to rotate the focus change unit 30 of the camera for a mobile communication terminal, characterized in that consisting of Macro Lens Rotator. The method of claim 2, wherein the rotating member, A camera holder 40 surrounding a side surface of the camera module 20 at an upper portion of the camera module 20 and having a through hole 51 formed to expose an upper surface of the camera module 20 at a central portion thereof; Is provided on the upper side of the camera holder 40, the through hole 51 is formed in the center, the locking groove 52 is fixed to the locking projection 32 on the inner surface of the through hole 51 is A rotating ring 50 formed; It is provided on the upper side of the rotary ring 50, the center portion is penetrated to form a lens exposure port 71, the lower portion is inserted into the through hole 51 of the rotary ring 50 is the camera holder 40 Camera ring 70 formed with a engaging projection fixed to the); Apparatus for rotating the macro lens of the camera for a mobile communication terminal, characterized in that consisting of a transparent window (80) fixed to the central portion of the camera ring (70). The method of claim 3, wherein The macro lens rotation apparatus of the camera for a mobile communication terminal, characterized in that the cushioning ring 60 is further provided between the upper surface of the camera module 20 and the lower surface of the camera ring (70). The method of claim 3, wherein The locking groove 52 is a macro lens rotation apparatus of the camera for a mobile communication terminal, characterized in that formed in a larger width than the size of the locking projection 32 is configured so that the rotating ring 50 is rotated with a play. . The method according to any one of claims 3 to 5, Mobile communication, characterized in that the click groove 43 and the click protrusion 54 corresponding to the maximum rotational position of the left and right sides of the rotary ring 50 is formed on the surface where the camera holder 40 and the rotary ring 50 abut each other. Macro lens rotation device for the terminal camera.

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