KR20050098457A - Camera lens assembly and portable terminal therewith - Google Patents

Abstract

The present invention is a camera lens assembly of a portable terminal, the receiving groove; A camera holder slidingly moving in the receiving groove; A lens housing coupled to the camera holder and protruding to the outside of the portable terminal; And an elastic means interposed between the camera holder and the inner wall of the accommodating groove to provide a driving force for projecting the lens housing. The camera lens assembly of the portable terminal configured as described above has an advantage of being conveniently located in the terminal when not in use and protruding to the outside of the terminal as necessary by a simple operation. In addition, since it is located in the terminal when not in use, the risk of damage caused by external shock is reduced, and foreign matters such as dust are prevented from penetrating.

Description

CAMERA LENS ASSEMBLY AND PORTABLE TERMINAL THEREWITH}

The present invention relates to a portable terminal, and more particularly, to a camera lens assembly of the portable terminal.

In general, the term 'portable terminal' refers to a communication device that provides voice information, data communication function, etc. between a user and a service provider or a counterpart while performing wireless communication with a base station. Such a portable terminal is a bar-type terminal provided with a display device, a keypad, a transmitter, a receiver, and a receiver in a single housing, a flip-type terminal provided with a flip cover in a single housing, and a pair of housings in a direction away from or adjacent to each other by a predetermined hinge device. Folder type is rotatably connected, a sliding type of the terminal coupled to the movable housing in the longitudinal direction is variously classified according to the appearance. In addition, as the use of portable terminals has become widespread and mobile communication technology has been rapidly developed, it was initially limited to services such as short text transmission and voice call, but its service area including multimedia such as video, traffic information, financial information, and video call. Is gradually expanding.

As the area of mobile communication services expands, functions of portable terminals, additional devices, and the like are diversified. Among them, a camera device is gradually becoming an essential component of a portable terminal for a video mail and a video call.

1 is a perspective view illustrating a portable terminal 10 equipped with a camera lens assembly 29 according to an exemplary embodiment. The terminal shown in FIG. 1 includes a main housing 11 and a sub housing 12 coupled to be slidably movable on the main housing 11, and for inputting numbers, letters, etc. into the main housing 11. The first keypad 13 and the talker 15 are installed, and the sub housing 12 is provided with a second keypad 27 composed of function keys, a display device 23, and a receiver 25. On the other hand, the camera lens assembly 29 is installed on the upper end of the sub housing 12, by rotating about the rotation axis A it is possible to shoot in front or rear of the terminal (10).

As described above, in addition to the camera lens assembly rotatably installed on the terminal to photograph the front and the rear of the terminal, there is a camera lens assembly fixedly installed on the rear or sub-housing of the terminal main housing. The camera lens assembly fixedly installed on the terminal generally faces the subject and the display device faces the user.

However, since the camera lens assembly of the portable terminal according to the prior art is exposed to the outside of the terminal, there is a high risk of being damaged by an external impact, and foreign matter such as dust penetrates into the inside, thereby degrading the quality of the captured image.

In order to solve the above problems, an object of the present invention is to provide a camera lens assembly of a portable terminal that is protected from external impact, and can prevent foreign matter from penetrating.

In order to achieve the above object, the present invention provides a camera lens assembly of a portable terminal,

Receiving groove;

A camera holder slidingly moving in the receiving groove;

A lens housing coupled to the camera holder and protruding to the outside of the portable terminal; And

Disclosed is a camera lens assembly of a portable terminal including an elastic means interposed between the camera holder and an inner wall of the accommodating groove to provide a driving force to project the lens housing.

In addition, the present invention provides a portable terminal having a camera lens assembly,

The terminal,

A through hole formed in one surface of the terminal housing; And

A camera case coupled to an inner circumferential surface of the terminal housing and extending in a longitudinal direction on an outer circumferential surface thereof and having a receiving groove exposed through the through hole;

The camera lens assembly,

A camera holder slidably positioned in a longitudinal direction on a receiving groove of the camera case;

A lens housing coupled to the camera holder and received in the accommodation groove, the lens housing being protruded to the outside through the through hole of the terminal housing as the camera holder slides on the accommodation groove; And

A driving force interposed between the camera holder and the inner wall of the receiving groove to act as a direction in which the lens housing is accommodated in the receiving groove within a predetermined distance and protrudes out of the portable terminal within a predetermined distance; Disclosed is a portable terminal having elastic means for providing a.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, if it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

As shown in Figures 2 and 3, the camera lens assembly 100 of the portable terminal according to an embodiment of the present invention is a camera module that linearly moves in the longitudinal direction on the camera case 101 and the camera case 101 (102), the camera module (102) is composed of a camera holder (103), a lens housing (104) and elastic means (105).

The camera case 101 has a receiving groove 111 extending in the longitudinal direction on the outer peripheral surface, it is mounted on the inner surface of the terminal. At least one sidewall of both sidewalls 113 of the receiving groove 111 is formed in a curved shape in which the central portion 113a is curved relatively closer than the both ends 113b in a predetermined section, preferably both sidewalls 113 The central portion of the 113a is formed to be curved to form a symmetry.

The camera holder 103 linearly reciprocates in the longitudinal direction in the receiving groove 111. Referring to FIG. 4, the camera holder 103 is integrally extended from one surface thereof, and a support shaft 131 having a circular rotating plate 133 extending radially at an end thereof and a fastening formed on an upper surface thereof. And a coupling groove 139b formed by holes 137 and predetermined coupling ribs 139a formed on both sides thereof. A stopper protrusion 135 protruding in the radial direction is formed at a predetermined position on the outer circumferential surface of the rotating plate 133.

The lens housing 104 is rotatably coupled to the camera holder 103 to linearly move within the receiving groove 111. Referring to FIG. 5, the lens housing 104 has a cylindrical shape, and a cam guide 142 having a predetermined trajectory is formed on an outer circumferential surface thereof, and a coupling shaft 141 extending in a longitudinal direction from a lower end thereof is provided. A rotation hole 145 is formed at an end of the coupling shaft 141 to be rotatably coupled to the rotation plate 133, and the side wall of the rotation hole 145 has a stopper groove corresponding to a predetermined angle range along the circumferential direction. 147 is formed. The stopper groove 147 provides a moving space of the stopper protrusion 135, and the stopper protrusion 135 is no longer moved at both ends of the stopper groove 147 in the circumferential direction. Accordingly, the lens housing 104 is rotatable about a rotation axis A extending in the longitudinal direction with respect to the camera holder 103, the rotation range of which is limited by the stopper protrusion 135 and the stopper groove 147. . The rotation range of the lens housing 104 is preferably set to 180 degrees or less than 360 degrees. This ensures a wide range of photographing using the lens housing 104 and prevents the lens housing 104 from being excessively rotated in one direction and damaging components installed therein, such as a flexible printed circuit (not shown). For sake.

The outer circumferential surface of the coupling shaft 141 is formed with a through hole 149 and a support rib 143 penetrating the inside and outside of the lens housing 104. Although not shown, a flexible printed circuit connected to the camera element accommodated in the lens housing 104 extends through the through hole 149. The support rib 143 is supported on the inner wall of the receiving groove 111 to stabilize the linear movement and rotation of the lens housing 104.

On the other hand, the cam guide 142 is a curved shape extending inclined in the circumferential direction of the outer peripheral surface as it proceeds from the lower end of the lens housing 104 to the upper end. When the lens housing 104 is retracted while protruding to the outside of the terminal, the lens housing 104 is rotated to a predetermined position by receiving a guide guide (not shown) and the cam guide 142. It is located in the terminal.

The elastic means 105 is preferably a leaf spring bent in a predetermined shape, it is fixed to the camera holder 103 is in sliding contact with both sidewalls 113 of the receiving groove 111. At this time, the elastic means 105 can only move within a section consisting of a curved curved shape of both side walls of the receiving groove (111). In other words, both ends 113b of the section limit the end of the elastic means 105 so as not to leave the section. The central portion 113a of the section is formed close to each other so that the elastic force is accumulated when the end of the elastic means 105 is positioned, the accumulated elastic force is both ends of the end of the elastic means 105 along the curved surface of the section And to move to either side of the 113b. Therefore, the lens holder 104 is accommodated in the accommodation groove 111 within a predetermined distance within the range of the camera holder 103 by the elastic force of the elastic means 105, and portable in a range exceeding a predetermined distance Drive in the direction of protruding to the outside of the terminal. That is, the lens housing 104 is a pop-up operation to protrude to the top of the camera case 101 by the driving force provided by the elastic means 105. The distance range in which the lens housing 104 is accommodated in the accommodation groove 111 or protrudes to the outside of the portable terminal is configured within a section in which the inner wall of the accommodation groove 111 is curved, and specifically, the accommodation groove (111) means the distance from one end of the section in which the inner wall is curved to the central portion 113a in which the inner wall of the receiving groove 111 is nearest to each other.

6 and 7, the camera lens assembly 100 is installed in the portable terminal 200 by coupling the camera case 101 to an inner surface of the portable terminal 200.

The portable terminal 200 is provided with a keypad 211, a transmitter 213, a receiver 223, a display device 221 and a navigation key 225 on one main housing 201, and a battery on the back side. 215 is a bar-type terminal mounted, the camera lens assembly 100 is configured to be mounted on the upper end of the terminal 200.

A predetermined through hole 219a is formed on an upper surface of the terminal 200, and a guide hole 219b extending in a lengthwise direction at a position adjacent to the upper surface of the terminal 200 is adjacent to the upper surface of the terminal 200. Is formed.

When the camera case 101 is coupled to the inner surface of the terminal 200, the receiving groove 111 is exposed through the through hole 219a. That is, the through hole 219a provides a passage through which the lens housing 104 protrudes to the outside of the terminal 200 or is retracted into the inside. In addition, the guide hole 219b is positioned along the longitudinal direction of the receiving groove 111 to expose a portion thereof, and the fastening hole 137 of the camera holder 103 is positioned on the guide hole 219b. And exposed to the outside of the terminal 200. A predetermined lever 109 is fastened to the fastening hole 137 exposed through the guide hole 219b, and is used to project the lens housing 104 in a state where the user is inserted to the outside of the terminal 200.

On the other hand, when the lens housing 104 is retracted, the guide protrusion (not shown) for sliding contact with the cam guide 142 of the lens housing 104 to the predetermined position is the through-hole ( It is formed on the inner peripheral surface of 219a). In the state where the lens housing 104 is fully retracted into the terminal 200, the guide protrusion is preferably located at the top of the cam guide 142.

The camera lens assembly 100 installed in the portable terminal 200 as described above has a driving force provided by the elastic means 105 when the user operates the lever 109 to move the lens housing 104 linearly by a predetermined distance. It protrudes out of the terminal 200 by. In addition, when the user retracts the lens housing 104 in the protruding state, the lens housing 104 is rotated and retracted to a predetermined position.

In the foregoing detailed description of the present invention, specific embodiments have been described. However, it will be apparent to those skilled in the art that various modifications can be made without departing from the scope of the present invention. For example, in the detailed description of the present invention, the center portions are formed closest to each other in comparison to other positions in predetermined sections of both sidewalls of the receiving groove, but any positions between the two ends may be formed closest to each other in the aforementioned sections. have. In this case, it will be readily understood by those skilled in the art that the user will reduce the operation of operating the lever to protrude the lens housing, or the operation of pressing the lens housing to reduce it. In addition, in the detailed description of the present invention has been described a configuration in which the lens housing is raised to the top of the bar-shaped terminal as an example, those skilled in the art will be able to easily apply to other types of terminal, such as flip type, folding type terminal.

As described above, the camera lens assembly of the portable terminal according to the present invention is located in the terminal when not in use, there is an advantage that it is convenient to protrude out of the terminal as needed by a simple operation. In addition, since it is located in the terminal when not in use, the risk of damage caused by external shock is reduced, and foreign matters such as dust are prevented from penetrating.

1 is a perspective view of a portable terminal equipped with a camera lens assembly according to an embodiment of the prior art;

2 is an exploded perspective view showing a camera lens assembly according to a preferred embodiment of the present invention;

3 is an assembled perspective view of the camera lens assembly shown in FIG. 2;

4 is a perspective view illustrating a camera holder of the camera lens assembly shown in FIG. 2;

5 is a perspective view illustrating a lens housing of the camera lens assembly illustrated in FIG. 2;

6 is an exploded perspective view illustrating a state in which the camera lens assembly illustrated in FIG. 2 is coupled to a terminal;

FIG. 7 is a perspective view illustrating a portable terminal having a camera lens assembly shown in FIG. 2.

Claims (13)

In the camera lens assembly of a portable terminal, Receiving groove; A camera holder slidingly moving in the receiving groove; A lens housing coupled to the camera holder and protruding to the outside of the portable terminal; And And a resilient means interposed between the camera holder and the inner wall of the accommodating groove to provide a driving force to project the lens housing. According to claim 1, At least one side wall of the receiving groove is composed of a curved surface whose center portion is curved closer to the side wall of the other side than both ends, The elastic means is coupled to both sides of the camera holder, the camera lens assembly of the portable terminal, characterized in that the leaf spring in sliding contact with each side wall of the receiving groove, respectively. The method of claim 2, Both sidewalls of the receiving groove is a camera lens assembly of the portable terminal, characterized in that the center portion is formed to be symmetrical to the curved surface closer to each other than both ends. The method of claim 2, The leaf spring provides an elastic force acting in a direction in which the lens housing is inserted into the receiving groove in the distance range within the center portion of the receiving groove from the state in which the lens housing is immersed in the receiving groove, The plate spring provides a resilient force acting in the direction in which the lens housing protrudes from the receiving groove in the distance range of the central portion of the receiving groove from the state in which the lens housing is immersed in the receiving groove. Lens assembly. According to claim 1, And the lens housing is rotatably coupled to the camera holder to rotate about a rotation axis extending in the longitudinal direction of the receiving groove. The method of claim 5, A support shaft extending integrally from one end of the camera holder and having a rotating plate extending from the outer peripheral surface thereof by a predetermined length in a radial direction; And And a coupling shaft extending from a lower end of the lens housing and having a rotation hole formed at the end thereof so that the rotation plate is rotatably coupled thereto. The method of claim 6, A stopper protrusion protruding in the radial direction from the outer circumferential surface of the rotating plate; And The camera lens assembly of the portable terminal further comprises a stopper groove formed on the inner circumferential surface of the rotating hole in a predetermined angular range along the circumferential direction to provide a moving space of the stopper protrusion and limit the range of rotation of the stopper protrusion. . In a portable terminal having a camera lens assembly, The terminal, A through hole formed in one surface of the terminal housing; And A camera case coupled to an inner circumferential surface of the terminal housing and extending in a longitudinal direction on an outer circumferential surface thereof and having a receiving groove exposed through the through hole; The camera lens assembly, A camera holder slidably positioned in a longitudinal direction on a receiving groove of the camera case; A lens housing coupled to the camera holder and received in the accommodation groove, the lens housing being protruded to the outside through the through hole of the terminal housing as the camera holder slides on the accommodation groove; And A driving force interposed between the camera holder and the inner wall of the receiving groove to act as a direction in which the lens housing is accommodated in the receiving groove within a predetermined distance and protrudes out of the portable terminal within a predetermined distance; Portable terminal characterized in that it comprises an elastic means for providing. The method of claim 8, The lens housing is rotatably coupled to the camera holder to rotate about a rotation axis extending in the longitudinal direction of the receiving groove in a state projecting out of the terminal, A cam protrusion protruding from a predetermined position on an inner circumferential surface of the through hole; And It further comprises a cam guide extending from the lower end of the lens housing to the upper end in a curved surface along a predetermined trajectory, When the lens housing protruding to the outside of the terminal is introduced into the terminal again, the curved surface of the cam guide is moved along the cam projection so that the lens housing is inserted while rotating to the predetermined position. The method of claim 9, wherein the cam guide, Portable terminal, characterized in that the curved surface extending inclined in the circumferential direction of the outer peripheral surface as it proceeds from the lower end of the lens housing to the upper end. The method of claim 8, A guide hole formed in the longitudinal direction on the outer circumferential surface of the terminal to partially expose the receiving groove; And And a lever positioned on the guide hole and fastened to the camera holder through the guide hole. The method of claim 8, Both sidewalls of the receiving groove are symmetrical with a curved surface whose center portion is curved closer to the sidewall of the other side than both ends thereof, The elastic means is coupled to both sides of the camera holder, the portable terminal, characterized in that the leaf spring in sliding contact with both side walls of the receiving groove, respectively. The method of claim 8, The through hole is provided in the upper surface of the terminal.