WO2017142258A2 - Hinge structure for mobile communication device provided with flexible display panel - Google Patents

Hinge structure for mobile communication device provided with flexible display panel Download PDF

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Publication number
WO2017142258A2
WO2017142258A2 PCT/KR2017/001472 KR2017001472W WO2017142258A2 WO 2017142258 A2 WO2017142258 A2 WO 2017142258A2 KR 2017001472 W KR2017001472 W KR 2017001472W WO 2017142258 A2 WO2017142258 A2 WO 2017142258A2
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WO
WIPO (PCT)
Prior art keywords
portion
installed
panel portion
flexible display
fitted
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Application number
PCT/KR2017/001472
Other languages
French (fr)
Korean (ko)
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WO2017142258A3 (en
Inventor
박현민
Original Assignee
박현민
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to KR10-2016-0017504 priority Critical
Priority to KR20160017504 priority
Priority to KR10-2016-0018163 priority
Priority to KR1020160018163A priority patent/KR20170087002A/en
Priority to KR1020160085164A priority patent/KR20170087008A/en
Priority to KR10-2016-0085164 priority
Application filed by 박현민 filed Critical 박현민
Publication of WO2017142258A2 publication Critical patent/WO2017142258A2/en
Publication of WO2017142258A3 publication Critical patent/WO2017142258A3/en

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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D7/00Hinges or pivots of special construction
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers; Analogous equipment at exchanges
    • H04M1/02Constructional features of telephone sets

Abstract

The present invention relates to a hinge structure for a mobile communication device provided with a flexible display panel, and more specifically, to a hinge structure for a mobile communication device provided with a flexible display panel, wherein the hinge structure supports a multi-joint hinge unit, which comprises multiple joints and is provided in the center of a smartphone, when a mobile communication device such as a smartphone, which has a flexible display panel provided on the outside and has a foldable center portion, is used folded or unfolded.

Description

Hinged Structure for Mobile Communication Device with Flexible Display Panel

The present invention relates to a hinge structure for a mobile communication device in which a flexible display panel is installed, and in more detail, when a flexible display panel is installed outside and used to fold or unfold a mobile communication device such as a smartphone that is folded at a center portion thereof. It relates to a hinge structure for a mobile communication device is installed in the flexible display panel that serves to support a multi-articulated hinge portion consisting of a multi-joint installed in the center of the smartphone.

The mobile terminal may be configured to perform various functions. Examples of such various functions include data and voice communication functions, taking pictures or videos through a camera, storing voices, playing music files through a speaker system, and displaying images or videos.

Some mobile terminals include additional functionality to play games, while others are implemented as multimedia devices. Moreover, recent mobile terminals can receive broadcast or multicast signals to watch video or television programs.

In addition to the above functions, efforts are currently being made to support and increase the functions of the mobile terminal. The foregoing efforts include additions and improvements in software or hardware as well as changes and improvements in the structural components forming the mobile terminal.

In general, in the mobile terminal, the display module displays information processed in the mobile terminal 100. For example, when the mobile terminal is in a call mode, the mobile terminal displays a user interface (UI) or a graphic user interface (GUI) related to the call.

When the mobile terminal 100 is in a video call mode or a photographing mode, the mobile terminal 100 displays a photographed and / or received image, a UI, or a GUI. The display module includes a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, and a 3D display. ) And the like.

Among them, the research of the flexible display (or flexible LCD) has been made in earnest due to the advantage that the shape can be freely modified. However, it seems that it will take a long time to carry a completely paper-like display like a scroll, as shown in the current fantasy film.

Therefore, many transitional forms will be used until the development of the flexible display proceeds and the usage is activated in earnest, and this form will not be significantly different from the current terminal structure.

Therefore, when the flexible display currently being developed is used in a mobile terminal, there is a need to describe its usage form and its protection method.

Patent documents similar to the hinge structure for a mobile communication device in which the flexible display panel according to the present invention are provided are Publication No. 10-2015-0096827, (Name hinge device of the invention and a foldable display device having the same).

The present invention is an improvement of the conventional smartphone, having a display area of more than twice as large as the display screen of the conventional smartphone, the center portion of the smartphone so that the user is configured to be folded in the middle of the smart for carrying A multi-joint hinge part of a plurality of connected joints is installed on the joint, and when the screen of the smart phone is folded or unfolded, the multi-joint hinge part can be stably supported on both sides of each joint of the articulated hinge part. The support groove of the mobile communication device is provided with a flexible display panel which is formed to support the multi-joint hinge while the guide support on the side of the cover slide is inserted into the 'c' shaped support groove of each joint. It aims to do it.

In addition, in the multi-joint hinge portion composed of a plurality of joints of the present invention, a rotation center hole having a through hole shape through which a connecting pin penetrates is formed on the upper portion of the center joint located at the center, and is formed on both sides of the rotation center hole. One cover slider is installed to rotate one by one, and the pair of cover sliders are connected to the upper panel part with the center joint positioned in the center of the articulated hinge part connected to rotate about the central axis of rotation of the central joint. The lower panel portion is configured to be folded, and the flexible display panel portion attached to the articulated hinge portion is intended to provide a hinge structure in which the articulated hinge portion is rounded or unfolded in a semi-cylindrical shape.

In order to achieve the above object, the hinge structure for a mobile communication device is installed a flexible display panel according to the present invention,

As a hinge structure for a mobile communication device in which a flexible display panel is installed,

Two bodies are composed of the upper panel portion 11 and the lower panel portion 31,

In the middle portion connecting the two panel portions 11 and 31 to each other, a multi-joint hinge portion 40 composed of a plurality of joints is installed to be connected to each other and folded in a circle,

On the side of each joint of the articulated hinge portion 40, a support groove 42 formed concave in a 'c' shape is formed, and the guide supports 54 on both sides of the cover slide are fitted.

On both sides of the inner surface of the lower panel portion 31 is provided with a guide protrusion 61 and the spring mounting portion 62 is installed, the cam push rod 60,

The cam push rod 60 is composed of a rod in which the coil spring 63 is fitted, a guide groove in which the guide protrusion 61 is placed, and a plurality of stopper grooves 64.

The cover slide 50 is configured such that the coupling groove 52 is rotatably fitted to the coupling protrusion 54 formed at the lower end of the upper panel portion 11,

Inside of both side portions 53 of the cover slide 50, a guide support 54 fitted into the support groove 42 and a stopper protrusion 56 fitted into the stopper groove 64 of the cam push rod 60 are provided. Composed,

The cam push rod 60 is covered by the cover 70 in a state in which the guide protrusion 61 and the spring seating part 62 are positioned.

The support groove 42 of the articulated hinge portion 40 connecting the upper panel portion 11 and the lower panel portion 31 in a state where the collapsible collapsible smart phone is deployed is a guide of the cover slide 50. The upper panel portion once unfolded because the articulated hinge portion 40 is flatly supported in a straight shape because the state of being held by the support portion 54 is maintained, and the stopper protrusion 56 is fitted into the stopper groove 64 to receive an elastic force. (11) and the lower panel portion 31 is characterized in that it is not easily folded unless an external force is applied,

An elastic body is installed between the cover slide and the lower panel portion, and the elastic body provides an elastic force pushing each other between the cover slide and the lower panel portion.

In addition, as a hinge structure for a mobile communication device in which a flexible display panel is installed, a through-hole shape through which a connection pin penetrates the upper portion of the central joint 140 located at the center of the multi-joint hinge portion 40 composed of a plurality of joints. Rotating center hole 143 is configured to be configured, the cover slider 50 is installed so as to rotate one by one each on both sides of the rotation center hole 143,

The pair of cover sliders 50 are connected to rotate about the central axis of rotation 143 of the central joint 140, the guide support 54 is provided on the side of each cover slider 50 And guide grooves 111 and 131 of the support groove 42 and the upper panel portion 11 and the lower panel portion 31 of each joint constituting the articulated hinge portion 40. do.

In the mobile device having a double-sided display panel that can be implemented in both sides over the outside of the mobile device, the flexible display panel that is currently being actively developed, when the upper panel portion and the lower panel portion is folded and unfolded, Corresponding articulated hinge portion can be folded to maintain the shape of a semi-cylindrical shape, and also has a remarkable effect that a cam push rod having a stopper function installed therein to maintain the folded state at a predetermined angle.

In addition, an elastic body is installed between the cover slide and the lower panel portion according to the present invention, the elastic force to push each other by the elastic body to act, the lower panel portion 31 and the cover slide 50 in the opposite direction by the elastic force Push is applied with elastic force. In addition, the first joint 141 of the articulated hinge portion 40 connected to the lower panel portion 31 is also pushed together in the same direction as the lower panel portion.

Therefore, when the lower panel 31 of the present invention is opened, the guide support 54 provided at both ends of the cover slide 50 is supported by the support groove 42 of the first joint 141 of the articulated hinge portion 40. It is fitted correctly, the guide support 54 is moved along the support groove 42 of the other joint.

If there is no elastic body, when the lower panel part 31 of the present invention is opened, the guide support 54 installed at both ends of the cover slide 50 is the support groove 42 of the first joint 141 of the articulated hinge part 40. ) Can be a problem that can not be fitted correctly.

In addition, in the hinge structure according to another embodiment of the present invention, the upper panel portion and the lower panel portion are configured to be folded around the center joint positioned at the center of the articulated hinge portion, and thus the flexible display panel portion attached to the articulated hinge portion. When the articulated hinge portion is folded or unfolded in a semi-cylindrical shape, the stress applied to the joint is reduced.

Therefore, the flexible display panel is installed in contact with the articulated hinge part to reduce the stress of the folded or unfolded part, thereby increasing the reliability of the finished product, thereby prolonging the product life of the finished product and significantly causing the possibility of product defects. It is effectively reduced.

1 is an exploded perspective view of a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

2 is a perspective view of the cover slide viewed from the inside of the hinge structure for a mobile communication device in which the flexible display panel according to the present invention is installed.

3 is a perspective view of the upper panel portion folded to the lower panel portion in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

Figure 4 is a perspective view from the inside of the upper panel portion folded to the lower panel portion in the hinge structure for a mobile communication device is installed flexible display panel according to the present invention.

5 is a perspective view of a folded state of a mobile communication device having a hinge structure for a mobile communication device in which the flexible display panel according to the present invention is installed.

FIG. 6 is an enlarged enlarged view of the articulated hinge portion of FIG. 1. FIG.

7 is an enlarged view of a portion designated as a circle in FIG. 4.

FIG. 8 is a perspective view illustrating a structure in which a cover slide and a lower panel part are pushed to each other by elastic force of a coil spring in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

FIG. 9 is a perspective view showing a state immediately before the folded upper panel and the lower panel in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

FIG. 10 is a perspective view illustrating a part of the cover slide opened so that the cover slide and the lower panel portion according to the present invention have a rod installed therein to be pushed by each other with elastic force.

FIG. 11 is a perspective view illustrating a state in which an upper panel portion and a lower panel portion are completely unfolded in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

12 is an exploded perspective view of a hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention is installed.

FIG. 13 is an enlarged perspective view of the articulated hinge unit according to another exemplary embodiment of the present invention shown in FIG. 12.

FIG. 14 is an enlarged front view of the articulated hinge unit according to another embodiment of the present invention shown in FIG. 12.

FIG. 15 is a perspective view of a completed assembly of a hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention shown in FIG. 12 is installed.

16 is a perspective view of a partially folded device having a hinge structure for a mobile communication device in which a flexible display panel is installed according to another embodiment of the present invention.

17 is a perspective view of a fully folded device having a hinge structure for a mobile communication device in which a flexible display panel is installed according to another embodiment of the present invention.

FIG. 18 is a perspective view of an inverted device having a hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention shown in FIG. 17 is installed.

** Explanation of symbols for main parts of drawings **

11: upper panel portion 31: lower panel portion

40: articulated hinge 42: 'c' shaped support groove

50: cover slide 53: side

54: guide support 56: stopper protrusion

60: camp push rod 61: road shaft

62: spring seating groove 63: coil spring

64: stopper groove 80: rod

82: rod groove 90, 92: rod seat

111, 131: Guide groove

140: center joint 143: rotation center hole

141: first joint 152, 154: rotation coupling portion

1 is an exploded perspective view of a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed. 2 is a perspective view of the cover slide viewed from the inside of the hinge structure for a mobile communication device in which the flexible display panel according to the present invention is installed.

Referring to FIG. 1, the hinge structure for a mobile communication device, in which a flexible display panel according to the present invention is installed, has two bodies comprising an upper panel portion 11 and a lower panel portion 31, and two panel portions 11. , 31) is connected to each other is provided with a multi-joint hinge portion 40 consisting of a plurality of joints connected to each other to be bent in a circular shape.

At the side of each joint of the articulated hinge portion 40 of the present invention, a support groove 42 formed concave in a 'c' shape is formed so that the guide supports 54 of both sides 53 of the cover slide 50 are provided. Will be fitted.

On both side surfaces of the inner surface of the lower panel portion 31 of the present invention, a spring seating portion 62 is provided on which the cam push rod 60 is installed.

The cam push rod 60 of the present invention is composed of a rod shaft 61 into which the coil spring 63 is fitted and a plurality of stopper grooves 64.

The cover slide 50 according to the present invention is configured to be rotatable by fitting the shaft 153 formed in the lower end of the upper panel portion 11 to the coupling groove 52.

Referring to FIG. 2, the outer side of both side portions 53 of the cover slide 50 according to the present invention is configured with a guide support 54 fitted into the support groove 42 of the articulated hinge portion 40. A stopper protrusion 56 fitted into the stopper groove 64 of the cam push rod 60 is formed inside the side portion 53.

The cam push rod 60 of the present invention is covered by the cover 70 in a state where it is located at the spring seat 62, and the side portion 53 of the cover slide 50 is the cam push rod 60 at the spring seat. Stopping deviating from 62.

Cover slide (50) in the support groove (42) of the articulated hinge portion (40) connecting the upper panel portion (11) and the lower panel portion (31) in a state where the collapsible folding smartphone according to the present invention is deployed. Since the guide support portion 54 of the cover member 54 is kept fitted, the articulated hinge portion 40 is flatly supported in a straight line, and the stopper protrusion 56 of the cover slide 50 stops the stopper of the camp push rod 60. Since it fits in the groove 64 and receives an elastic force, unless external force is applied to the upper panel portion 11 and the lower panel portion 31 which are linearly spread, they are not folded by themselves.

In addition, the cam push rod 60 of the present invention is composed of a plurality of grooves 64, the position of the stopper projection 56 of the cover slide 50 is changed, the upper panel 11 and the lower panel 31 The folded angle can be adjusted.

The articulated hinge portion 40 according to the present invention may be made of a plastic material and / or a silicon material, PP, or the like.

3 is a perspective view of the upper panel portion folded to the lower panel portion in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

Referring to FIG. 3, the support groove 42 of each joint in the articulated hinge portion 40 is the cover slide 50 while the upper panel portion 11 according to the present invention is folded with respect to the lower panel portion 31. It is folded in a circle while being separated one by one from the guide support (54) of. The cover slide 50 slides while being pushed from the lower panel portion 31 to the opposite side of the articulated hinge portion 40.

In addition, when the upper panel portion 11 according to the present invention is unfolded with respect to the lower panel portion 31, the guide support portion of the cover slide 50 in the support groove 42 of each joint in the articulated hinge portion 40 54) is inserted and unfolded in a straight line. And, the cover slide 50 is slid in the opposite direction as when it is folded.

Figure 4 is a perspective view from the inside of the upper panel portion folded to the lower panel portion in the hinge structure for a mobile communication device is installed flexible display panel according to the present invention.

Referring to FIG. 4, only the guide support 54 and the stopper protrusion 56 are shown in a state where a part of the side portion 53 of the cover slide 50 according to the present invention is not shown for convenience of description. However, in reality, the side part 53 is provided, the guide support 54 is provided in the outer surface of the side part 53, and the stopper protrusion 56 is provided in the inner surface.

In the state in which the upper panel portion 11 and the lower panel portion 31 of the present invention are folded halfway, the guide support 54 is fitted in the support groove 42 of the articulated hinge portion and installed on the opposite side of the guide support 54. The stopper protrusion 56 is fitted into one of the stopper grooves 64 of the cam push rod 60 so that the upper panel portion 11 and the lower panel portion 31 can be folded about 1/2.

  In addition, even when the upper panel portion 11 and the lower panel portion 31 are completely folded, the stopper protrusion 56 is fitted into the other stopper groove 64 of the cam push rod 60 so that the articulated hinge portion 40 is provided. A circle folded shape can be supported.

5 is a perspective view of a folded state of a mobile communication device having a hinge structure for a mobile communication device in which the flexible display panel according to the present invention is installed.

Referring to FIG. 5, in the state where the upper panel portion 11 and the lower panel portion 31 are completely folded, the cover slide 50 is completely pushed from the lower panel portion 31 to the opposite side connected to the articulated hinge portion 40. It is shown that the state is true.

Due to the structure in which the guide support 54 of the cover slide 50 of the present invention is inserted into the support groove 42 of the articulated hinge portion 40 and slides, the articulated hinge portion 40 maintains a folded shape in a semi-cylindrical shape. There are features that can be.

In addition, since the stopper protrusion 56 of the cover slide 50 receives the elastic force by the coil spring 63 in a state of being fitted into one of the stopper grooves 64 of the camp push rod 60, the upper panel portion 11 and The folded state of the lower panel 31 is not easily unfolded in the state that no external force is applied.

The outer panel of the upper panel portion 11, the articulated hinge portion 40 and the lower panel portion 31 according to the present invention is provided with a display panel in which a flexible image is also shown to be bent.

FIG. 6 is an enlarged view of a side portion of the articulated hinge portion 40 in FIG. 1, in which a support groove 42 formed in a 'c' shape inward of a side of each joint of the articulated hinge portion 40 is configured. It is.

7 is an enlarged view of a portion designated as a circle in FIG. 4. Referring to FIG. 7, the support grooves 42 of the respective joints of the upper and lower panel portions 11 and 31 are folded or unfolded so that the guide support 54 constitutes the articulated hinge portion 40. Has a configuration that is fitted in or separated from. Eventually, because the guide support 54 moves along the articulated hinge portion 40, the state in which the articulated hinge portion 40 is unfolded is supported or folded in a semicircular shape to be maintained properly.

FIG. 8 is a perspective view illustrating a structure in which a cover slide and a lower panel part are pushed to each other by elastic force of a coil spring in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

Referring to FIG. 8, in the hinge structure for the mobile communication device in which the flexible display panel according to the present invention is installed, two projections 84 are provided on the bottom (inner side) of the cover slide 50 and the lower slider 31 ) And each of the rod seating portions 90 and 92 on which the rod 80 is seated at the upper portion of the joint joint 40.

The coil spring 63 is fitted to the rod 80 of the present invention and placed on the rod seating portions 90.92. In addition, the protrusions 84 of the cover slide 50 are fitted into the rod grooves 82 open to the head of the rod 80 so that the rod 80 having the coil spring 63 fitted thereon is the protrusion 84 of the cover slide 50. ) Is attached.

The overall length of the coil spring 63 of the present invention, in which no external force is applied, is configured to be longer than the length of the shaft in which the coil spring is raised in the rod 80.

The articulated joints of the articulated hinge portion 40 according to the present invention are connected to each other, and the articulated hinge portion 40 is configured to be connected to the upper panel portion and the lower panel portion 31.

Due to the elastic force of the coil spring 63 fitted to the rod 80 of the present invention, the elastic force (the pushing force) is always applied between the cover slide 50 and the lower panel portion 31 in the outward direction from the center. do.

Therefore, each joint constituting the articulated hinge portion 40 connected to the upper panel portion 11 and the lower panel portion 31 is always a force to be unfolded.

For example, in FIG. 5, when the articulated hinge portion 31 is unfolded in a semi-circular shape, a force applied to the lower panel portion 31 by the elastic force of the rod 80 and the coil spring 63 is acted on. The rounded articulated hinge portion 40 is also pushed flat against the cover slide 50 together with the lower panel portion 31.

Therefore, when the articulated hinge portion 40 is unfolded in a rounded state, the end of the guide support 42 of the cover slide 50 is easily inserted into the support groove 42 of the first joint connected to the lower panel portion 31. do.

If the rod 80 and the coil spring 63 attached to the cover slide 50 do not provide the pushing force to the lower panel portion 31, the guide support (when the folded articulated hinge portion 40 starts to unfold) 54 is a problem that does not fit properly in the support groove 42 of the first joint of the articulated hinge portion 40.

The cover slider 50 and the upper panel part 11 of the present invention are configured such that the rotation coupling parts 152 and 154 are coupled to each other, and the cover slider 50 is connected to the upper panel part 11 in a state where the cover slider 50 is coupled to each other. Rotational coupled portion 154 of the is configured to be rotated.

FIG. 9 is a perspective view showing a state immediately before the folded upper panel and the lower panel in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

Referring to FIG. 9, the elastic force exerted by the rod 80 and the coil spring 63 exerts an elastic force that pushes the lower panel portion 31 downward in the arrow direction with respect to the cover slide 50. In addition, the first joint 141 of the articulated hinge portion 40 according to the present invention connected to the lower panel portion 31 is also pushed in the direction of the arrow.

Therefore, when the lower panel 31 of the present invention is opened, the guide support 54 provided at both ends of the cover slide 50 is supported by the support groove 42 of the first joint 141 of the articulated hinge portion 40. It is fitted correctly, the guide support 54 is moved along the support groove 42 of the other joint.

FIG. 10 is a perspective view illustrating a part of the cover slide opened so that the cover slide and the lower panel portion according to the present invention have a rod installed therein to be pushed by each other with elastic force.

Referring to Figure 10, the lower slider 31 of the present invention is shown in a state in which more than 130 degrees, the upper panel portion 11 and the lower panel portion 31 is unfolded while the rod 80 is seated on the lower panel portion The groove 90 is moved to the seating groove 92 of the articulated hinge portion 40.

FIG. 11 is a perspective view illustrating a state in which an upper panel portion and a lower panel portion are completely unfolded in a hinge structure for a mobile communication device in which a flexible display panel according to the present invention is installed.

12 is an exploded perspective view of a hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention is installed.

Referring to FIG. 12, in the hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention is installed, a central joint 140 positioned at the center of the articulated hinge portion 40 having a plurality of joints is provided. Rotational center hole 143 composed of a through-hole shape through which the connecting pin penetrates the upper portion thereof.

Rotating center hole 143 according to the present invention is installed so as to rotate the cover slider 50 by one each on each side.

The pair of cover sliders 50 are connected to rotate about the central axis of rotation 143 of the central joint 140.

Guide support 54 is provided on the side of each cover slider 50 according to the present invention, the support grooves 42 and the upper panel portion 11 of each joint constituting the articulated hinge portion 40 and It is configured to fit in the guide grooves (111, 131) of the lower panel portion 31.

FIG. 13 is an enlarged perspective view of the articulated hinge unit according to another exemplary embodiment of the present invention shown in FIG. 12.

Referring to FIG. 13, a portion into which the central joint 140 of the present invention is to be inserted is empty, and three joints are placed on each side. Each joint is configured to be connected to the pin in a male and female manner in the same manner as the conventional metal watch band 210.

FIG. 14 is an enlarged front view of the articulated hinge unit according to another embodiment of the present invention shown in FIG. 12.

Referring to FIG. 14, the central joint 140 is disposed at the center of the articulated hinge portion 40 according to the present invention, and the same number of joints are installed at the left and right around the central joint 140. In FIG. 10, three joints are provided at left and right sides of the center joint 140 as an example.

In addition, each joint of the articulated hinge portion 40 according to the present invention can be configured to be connected in a manner to pin the respective joints in the manner of connecting the caterpillar of the conventional watch band or tank. Figure 9 also shows a three-dimensional shape of the joint portion of each joint, it can be connected to each other by inserting the connecting pin into the hole of the joint adjacent to each other.

FIG. 15 is a perspective view of a completed assembly of a hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention shown in FIG. 12 is installed.

Referring to FIG. 15, in the multi-joint hinge portion 40 having a plurality of joints, a center of the rotation center hole 143 having a through-hole shape through which a connecting pin penetrates the upper portion of the central joint 140 located at the center of the joint. The cover slider 50 rotates one by one on both the left and right sides, and at the same time, the support groove 42 and the upper panel portion 11 and the lower panel portion of each joint constituting the articulated hinge portion 40. 31 is fitted to the guide groove (111, 131) of the slide.

A guide support 54 is installed on the side of each cover slider 50 according to the present invention so that the support grooves 42 and the guide grooves 111 of the upper panel portion 11 and the lower panel portion 31 of each joint are provided. , 131 is fitted.

16 is a perspective view of a partially folded device having a hinge structure for a mobile communication device in which a flexible display panel is installed according to another embodiment of the present invention. 17 is a perspective view of a fully folded device having a hinge structure for a mobile communication device in which a flexible display panel is installed according to another embodiment of the present invention.

Referring to FIGS. 16 and 17, the upper panel part 11 and the lower panel part 31 according to the present invention are folded while rotating about the rotation center hole 143 of the central joint 140.

The pair of cover sliders 50 according to the present invention are configured to slide in a state of being fitted in the guide grooves 111 and 131 of the support groove 42 and the upper panel portion 11 and the lower panel portion 31 of the multiple joint, respectively. do

Referring to a state in which the upper panel portion 11 and the lower panel portion 31 according to the present invention are completely folded while rotating about the rotation center hole 143 of the central joint 140, the upper panel portion 11 and the lower panel portion 31 rotate in comparison with FIG. 3. The point where the central axis is located in the center of the articulated hinge portion 40 is different.

Another embodiment according to the present invention is merely a modification of the embodiment shown in Figs. 1 to 7 and consists of a plurality of joints of the upper panel portion 11 and the lower panel portion 31 corresponding to the nature of the invention. The configuration in which the joint hinge portion 40 slides while the guide support 54 of the cover slider 50 is fitted into the support groove 42 of each joint is essentially the same.

FIG. 18 is a perspective view of an inverted device having a hinge structure for a mobile communication device in which a flexible display panel according to another embodiment of the present invention shown in FIG. 15 is installed.

Based on FIG. 18, a display panel on which an image such as a video is displayed is attached to the upper side and the articulated hinge portion 40.

In the hinge structure according to another embodiment of the present invention, the upper panel portion 11 and the lower panel portion 31 are configured to be folded around the center joint 140 positioned in the middle of the articulated hinge portion 40. In FIG. 18, the flexible display panel portion attached to the articulated hinge portion 40 has an effect of reducing the stress applied when the articulated hinge portion 40 is folded or unfolded in a semi-cylindrical shape.

Therefore, in the flexible display panel is installed in contact with the articulated hinge portion 40, the stress of the folded or unfolded portion is reduced to increase the reliability of the finished product, thereby extending the product life of the finished product, product defects There is an effect that the possibility of occurrence is significantly reduced.

While the preferred embodiments of the present invention have been described above using specific terms, such descriptions are for illustrative purposes only, and it is obvious that various changes and modifications can be made without departing from the spirit and scope of the following claims. It's work. Such modified embodiments should not be understood individually from the spirit and scope of the present invention, but should fall within the claims appended to the present invention.

Claims (4)

  1. As a hinge structure for a mobile communication device in which a flexible display panel is installed,
    Two bodies are composed of the upper panel portion 11 and the lower panel portion 31,
    In the middle portion connecting the two panel portions 11 and 31 to each other, a multi-joint hinge portion 40 composed of a plurality of joints is installed to be connected to each other and folded in a circle,
    On the side of each joint of the articulated hinge portion 40, a support groove 42 formed concave in a 'c' shape is formed, and the guide supports 54 on both sides of the cover slide are fitted.
    On both sides of the inner surface of the lower panel portion 31 is provided with a guide protrusion 61 and the spring mounting portion 62 is installed, the cam push rod 60,
    The cam push rod 60 is composed of a rod in which the coil spring 63 is fitted, a guide groove in which the guide protrusion 61 is placed, and a plurality of stopper grooves 64.
    The cover slide 50 is configured such that the coupling groove 52 is rotatably fitted to the coupling protrusion 54 formed at the lower end of the upper panel portion 11,
    Inside of both side portions 53 of the cover slide 50, a guide support 54 fitted into the support groove 42 and a stopper protrusion 56 fitted into the stopper groove 64 of the cam push rod 60 are provided. Composed,
    The cam push rod 60 is covered by the cover 70 in a state in which the guide protrusion 61 and the spring seating part 62 are positioned.
    The support groove 42 of the articulated hinge portion 40 connecting the upper panel portion 11 and the lower panel portion 31 in a state where the collapsible collapsible smart phone is deployed is a guide of the cover slide 50. The upper panel portion once unfolded because the articulated hinge portion 40 is flatly supported in a straight shape because the state of being held by the support portion 54 is maintained, and the stopper protrusion 56 is fitted into the stopper groove 64 to receive an elastic force. (11) and the lower panel portion 31 is a hinge structure for a mobile communication device is installed, characterized in that the flexible display panel is not easily folded unless an external force is applied.
  2. The method of claim 1,
    An elastic body is installed between the cover slide and the lower panel part, and the elastic body provides a hinge structure for a mobile communication device, wherein the flexible display panel is provided with an elastic force pushing each other between the cover slide and the lower panel part.
  3. As a hinge structure for a mobile communication device in which a flexible display panel is installed,
    In the multi-joint hinge portion 40 composed of a plurality of joints, a rotation center hole 143 having a through-hole shape through which a connecting pin penetrates is formed at an upper portion of the central joint 140 positioned at the center thereof.
    The cover slider 50 is installed so as to rotate one by one on both sides of the rotation center hole 143,
    The pair of cover sliders 50 are connected to rotate about the central axis of rotation 143 of the central joint 140,
    A guide support 54 is provided on the side surface of each cover slider 50 so that the support groove 42 and the upper panel portion 11 and the lower panel portion of each joint constituting the articulated hinge portion 40 are provided. Hinge structure for a mobile communication device is installed, characterized in that the flexible display panel is fitted to the guide grooves (111, 131) of (31).
  4. As a hinge structure for a mobile communication device in which a flexible display panel is installed,
    Two bodies are composed of the upper panel portion 11 and the lower panel portion 31,
    In the middle portion connecting the two panel portions 11 and 31 to each other, a multi-joint hinge portion 40 composed of a plurality of joints is installed to be connected to each other and folded in a circle,
    On the side of each joint of the articulated hinge portion 40, a support groove 42 formed concave in a 'c' shape is formed, and the guide supports 54 on both sides of the cover slide are fitted.
    On both sides of the inner surface of the lower panel portion 31 is provided with a guide protrusion 61 and the spring mounting portion 62 is installed, the cam push rod 60,
    The cam push rod 60 is composed of a rod in which the coil spring 63 is fitted, a guide groove in which the guide protrusion 61 is placed, and a plurality of stopper grooves 64.
    The cover slide 50 is configured such that the coupling groove 52 is rotatably fitted to the coupling protrusion 54 formed at the lower end of the upper panel portion 11,
    Inside of both side portions 53 of the cover slide 50, a guide support 54 fitted into the support groove 42 and a stopper protrusion 56 fitted into the stopper groove 64 of the cam push rod 60 are provided. Composed,
    The cam push rod 60 is covered by the cover 70 in a state in which the guide protrusion 61 and the spring seating part 62 are positioned.
    The support groove 42 of the articulated hinge portion 40 connecting the upper panel portion 11 and the lower panel portion 31 in a state where the collapsible collapsible smart phone is deployed is a guide of the cover slide 50. The upper panel portion once unfolded because the articulated hinge portion 40 is flatly supported in a straight shape because the state of being held by the support portion 54 is maintained, and the stopper protrusion 56 is fitted into the stopper groove 64 to receive an elastic force. (11) and the lower panel portion 31 is a hinge structure for a mobile communication device is installed, characterized in that the flexible display panel is not easily folded unless an external force is applied.
PCT/KR2017/001472 2016-01-19 2017-02-10 Hinge structure for mobile communication device provided with flexible display panel WO2017142258A2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR10-2016-0017504 2016-02-15
KR20160017504 2016-02-15
KR10-2016-0018163 2016-02-16
KR1020160018163A KR20170087002A (en) 2016-01-19 2016-02-16 Hinge Structure for Mobile Device with Flexible Display installed
KR10-2016-0085164 2016-07-05
KR1020160085164A KR20170087008A (en) 2016-01-19 2016-07-05 Hinge Structure for Mobile Device with Flexible Display installed

Publications (2)

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WO2017142258A2 true WO2017142258A2 (en) 2017-08-24
WO2017142258A3 WO2017142258A3 (en) 2018-08-02

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PCT/KR2017/001472 WO2017142258A2 (en) 2016-01-19 2017-02-10 Hinge structure for mobile communication device provided with flexible display panel

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019237484A1 (en) * 2018-06-15 2019-12-19 深圳市柔宇科技有限公司 Electronic device and flexible display device thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9176535B2 (en) * 2011-06-03 2015-11-03 Microsoft Technology Licensing, Llc Flexible display flexure assembly
KR101346146B1 (en) * 2011-12-23 2013-12-31 주식회사 세네카 Hinge Module for Flexible Display Device
KR101452869B1 (en) * 2013-01-11 2014-10-22 (주) 프렉코 Foldable flexible display device
KR101547640B1 (en) * 2013-09-16 2015-08-27 (주) 프렉코 Foldable flexible display device with guide device
KR101722447B1 (en) * 2014-04-18 2017-04-04 (주) 프렉코 Foldable Flexible Display Device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019237484A1 (en) * 2018-06-15 2019-12-19 深圳市柔宇科技有限公司 Electronic device and flexible display device thereof

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