KR100682454B1 - Foldable opening device of slider type mobile phone - Google Patents

Abstract

A folding opening device for a slide-type mobile communication terminal is provided to enable an upper case to maintain a folding state at a predetermined slope while opening and withdrawing the upper case of the slide-type mobile communication terminal in an upper direction, thereby providing convenience to a user when the user searches the Internet or views a television program. A folding opening device for a slide-type mobile communication terminal comprises the followings: an upper frame(10) which is built in the upper case of a mobile communication terminal; a guide frame(20) which is located in the lower case of the mobile communication terminal and guides the sliding of the upper frame(10); a fixed frame(30) in which the guide frame(20) is installed and fixed; a support frame(40) which is built in the lower case of the mobile communication terminal and in which the fixed frame(30) is installed and fixed; and arm members(60) which connect the fixed frame(30) to both sides of the support frame(40).

Description

Foldable opening device of Slider type Mobile phone

1a to 1c is a view showing the configuration and operation of the conventional folding slide type mobile communication terminal,

Figure 2a is a development view showing the configuration of the folding opening mechanism of the slider-type mobile communication terminal according to the present invention,

FIG. 2B is an exploded view showing an exploded configuration of "A" indicated in FIG. 2A;

Figures 3a and 3b is a view showing the initial state before the sliding and assembly of the assembly of Figure 2 and the folding opening mechanism,

4a and 4b show the sliding progress of the folding opening mechanism from FIG.

Figures 5a and 5b is a view showing the final open state after the pressure sliding of the folding opening from Figure 4,

6A and 6B illustrate a mobile communication terminal in which the folding opening mechanism of FIG. 2 is incorporated;

7a and 7b is a view showing a sliding progress state of the mobile communication terminal from FIG. 6,

8a and 8b are views showing the final open state after further sliding by pressing the mobile communication terminal from FIG.

* Explanation of symbols for main parts of drawings *

10: upper frame 20: guide frame

30: fixed frame 40: support frame

21: main part 22: guide rail

31,32 Flow path 41,42 Hinge

43,44: fixing pin 43a, 44a: pinhole

50: auxiliary cover 52: separation prevention tip

60: arm member 61: bracket

61a: fixing hole 61b, 61c: locking jaw

62: hinge lever 62a, 62b: fastening hole

62c: center hole 63,66: fixed pin

63a: fitting portion 66a: locking groove

67 spring 67a, 67b locking hole

The present invention relates to a slide mechanism for a mobile communication terminal, and more particularly, to a folding opening mechanism of a slider type mobile communication terminal which is opened by sliding and maintains a folding state at an inclination angle of a predetermined inclination.

As is well known, mobile communication terminals include general mobile phones, DMB phones, and game phones. For reference, DMB phones, convergence of mobile terminal broadcasting and communication has created a new service called Digital Multi-media Broadcast (DMB). Satellite digital multimedia broadcasting (satellite DMB) and terrestrial digital multimedia broadcasting (terrestrial DMB) are mobile multimedia broadcasting services that allow users to watch broadcasting while moving. On the other hand, the terrestrial DMB phone receives the contents transmitted by the broadcasting center from the terrestrial transmission tower or repeater and delivers the contents to the user. The difference between the satellite DMB phone and the terrestrial DMB phone is whether the broadcast signal is received through a satellite or a repeater installed on the ground.

On the other hand, as the structural form of the mobile communication terminal, there are a flip type, a folding type, and a slide type, among which the flip type and the slide type is the main trend. In the case of a flip type mobile communication terminal, the upper case is flipped upward to open the terminal. In this case, the opened upper case maintains a predetermined angle between the lower case and the user so that the user can easily check the contents on the LCD screen. . On the contrary, in the case of a slide type mobile communication terminal, when the upper case is slid upward, the upper and lower cases are placed in a straight line on the same plane, so that the user has to twist the wrist or arm to check the contents on the LCD screen. In addition, in the case of a DMB phone, the terminal should be placed on the floor or a table in order to watch for a long time. However, the slide type mobile communication terminal has a problem in that viewing is virtually impossible because the upper and lower cases are kept in the same plane.

As a method for improving this problem, a conventional example will be described.

First, Figure 1 is an example of a conventional slide type mobile communication terminal, it shows a mobile communication terminal disclosed in Korea Patent Publication No. 2004-0096167. 1A is a perspective view showing a closed state of a conventional slide type mobile communication terminal, FIG. 1B is a perspective view showing an open state of a conventional slide type mobile communication terminal, and FIG. 1C is a side view of FIG. 1B.

As shown, the conventional slide-type mobile communication terminal is provided with a sliding guide groove 123 on the side, the lower case 12 having a first hinge on the upper side, the lower through the first hinge 31 A sliding guide protrusion connected to the case and having a first upper case 23 having a second hinge at a lower end thereof, and a display unit 221 on the upper surface thereof, and guiding sliding in the longitudinal direction together with the guide groove 123. And a second upper case 22 having 222. 1B and 1C, when the second upper case 22 is pushed up, the sliding guide protrusion 222 provided on the side surface moves upward along the sliding guide groove 123 of the lower case 12. It is temporarily fixed to the top of the guide groove 123. At this time, the keypad 121 provided in the lower case 12 is exposed, the second hinge portion 32 is raised to form a slope in front and rear, the first upper case 23 and the second upper case ( 22 is a triangle forming the lower case 12 as the base.

However, since the first upper case and the second upper case form a triangle in the conventional mobile communication terminal having the above configuration, in this state, even if it is understood through the bar shown in the drawing, there is a disadvantage that the call is practically difficult or impossible.

The present invention has been made to solve the above-mentioned problems, and the folding and opening of the slider-type mobile communication terminal, which is open and withdrawn by sliding and maintains a folding state at an inclination angle of a predetermined inclination, and also allows calls in this state. The purpose is to provide an opening mechanism.

An object of the present invention as described above, the upper frame is embedded in the upper case of the mobile communication terminal, the guide frame is located in the lower case of the mobile communication terminal to guide the sliding movement of the upper frame, the guide frame is installed and fixed A fixed frame, a support frame built in the lower case of the mobile communication terminal and installed and fixed to the fixed frame, and a plurality of arm members connecting between the fixed frame and the support frame at both sides thereof. It is achieved by providing a folding opening mechanism of a slider-type mobile communication terminal, characterized in that the folding and holding by the sliding and maintaining the folding state at the same time.

According to the present invention having the configuration as described above, the upper case of the slide-type mobile communication terminal is opened and withdrawn upwards, and at the same time, the upper case maintains a predetermined inclination and the folding state is maintained. In addition, it is possible to provide convenience for the user in searching the Internet or watching TV.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of a rotary slide device and a mobile communication terminal using the same in detail.

Figure 2a of the figure is a development view showing the configuration of the folding opening mechanism of the slider-type mobile communication terminal according to the present invention.

As described above, the present invention provides an opening mechanism built in a slider type mobile communication terminal, which maintains a folding state at a predetermined angle for the convenience of the user when fully opened. .

According to FIG. 2A, the folding opening mechanism of the present invention is located in the upper frame 10 embedded in the upper case 100 (see FIG. 6A) of the mobile communication terminal, and the lower case 200 (see FIG. 6A) of the mobile communication terminal. And a guide frame 20 for guiding the sliding movement of the upper frame 10, a fixed frame 30 to which the guide frame 20 is installed and fixed, and a lower case of the mobile communication terminal and the fixed frame ( 30) is a configuration including a support frame 40 to be installed and fixed. On the other hand, the upper frame 10, the guide frame 20, the fixed frame 30 and the support frame 40 may be composed of a synthetic resin, such as a plate-like metal or plastic.

The upper frame 10 is provided in the form of a blade bent along the longitudinal direction of the ends of both sides so as to be slidable along the guide frame 20. The guide frame 20 constitutes a recessed portion 21 in which both ends of the guide frame are bent, and the guide rail 22 for guiding the slide movement of the upper frame 10 is inserted and fixed in the recessed portion 21. do.

The fixed frame 30 is bent at both ends thereof to form a recess, and the guide frame 20 is coupled to the recess with the rail portion of the guide frame fitted thereto. Both sides of the fixed frame are perforated with flow paths 31 and 32 to which the arm member 60 for connecting the fixed frame and the support frame 40 is reciprocally coupled.

A connecting body of the fixed frame 30 and the guide frame 20 is installed and fixed on the upper surface of the support frame 40, and the other end of the arm member 60 is hinged and coupled to both ends of the support frame 40. Hinges 41 and 42 are provided. In the present invention, since the arm member 60 is provided on each of the two sides of the fixing member, each of the flow paths formed on both sides of the fixing frame and the hinge parts formed on both sides of the support frame 40 are preferably provided in each of the two. Do. The support frame 40 is coupled to the auxiliary cover 50 to prevent the upper frame on the one side end thereof, that is, the opposite side of the direction in which the upper frame 10 is drawn out by sliding, the secondary cover 50 of the auxiliary cover 50 At both ends, a separation prevention tip (tip, 52; hereinafter referred to as “release prevention tip”) protrudes. On the other hand, each of the arm member 60 in the support frame 40 is fastened in a state of being in engagement with the fixing pins 43 and 44 penetrating the hinge parts 41 and 42. The coupling form and configuration of the arm member 60 will be described in more detail with reference to FIG. 2B. Reference numeral "51", which is not described in the drawings, is an 'auxiliary cover body'.

FIG. 2B is an exploded view showing an exploded configuration of the portion “A” indicated by FIG. 2A, that is, the arm member 60. 3A and 3B are views illustrating an initial state before assembly and coupling of FIG. 2 and sliding of the folding opening mechanism, and FIGS. 6A and 6B are views of a slide type mobile communication terminal in which the folding opening mechanism of FIG. 2A is incorporated. 3A and 3B show the states.

The arm member 60 includes a hinge lever 62 of a predetermined length hinged and coupled to the flow paths 31 and 32 and the hinge portions 41 and 42, respectively. The hinge lever 62 is provided with fastening holes 62a and 62b for fastening to the hinge parts 41 and 42 and the flow paths 31 and 32, respectively, at both ends in the longitudinal direction. In the middle of the hinge lever 62, a predetermined elastic body for providing rotational elasticity to the arm member 60, that is, a center hole 62c to which the spring 67 is fastened and fixed is formed. As shown in the drawing, the spring 67 has an intermediate portion bent in a 'c' shape, and engaging holes 67a and 67b are formed at both ends thereof, and the spring 67 is formed through these locking holes. It is fastened and fixed using a fixing pin 66 penetrating the center hole 62c and a fastening pin 64 penetrating the fastening hole 62b. On the other hand, through the fastening hole 62a of the hinge lever 62, the bracket 61 is fastened and provided to the hinge portions 41 and 42 via a predetermined fixing pin 63. The bracket 61 has a substantially fan shape or an arc shape, and a fixing hole 61a through which the fixing pin 63 penetrates is drilled at the center thereof, and a plurality of, preferably at the tip of the large diameter side of the bracket. The two engaging jaw (61b) 61c, more preferably is formed in the recessed jaw spaced apart. The fixing pins 63 passing through the fixing holes 61a are fitted to the respective fixing pins 43 and 44.

In the state of FIGS. 3A and 3B, the fixing pin 66 maintains a locking state by the first locking step 61c of the bracket 61.

Reference numeral “65” not illustrated in FIG. 2B may be configured as a washer or a bushing. In addition, reference numeral 66a denotes a 'locking groove', reference numerals 43a and 44a denote a pinhole, and reference numeral 63a denotes a fitting portion.

Looking at the operating relationship of the folding opening mechanism of the present invention having the above configuration and coupling relationship as follows.

First, FIGS. 4A and 4B are views showing a sliding progress state of the folding opening mechanism from the state of FIG. 3, and FIGS. 7A and 7B are FIGS. 4A and 4B of the slide type mobile communication terminal having the folding opening mechanism of FIG. 2A embedded therein. Figure showing the state of. 5A and 5B show a state in which the folding opening mechanism is finally opened after further sliding by applying a force to one side of the folding opening mechanism from the state of FIG. 4, and FIGS. 8A and 8B illustrate the folding of FIG. 2A. 5A and 5B illustrate a slide type mobile communication terminal having a built-in opening mechanism.

As shown in the drawing, when the upper case 100 of the mobile communication terminal slides upward from the state of FIG. 3, the upper frame 10 embedded in the upper case 100 is a rail groove of the guide rail 22. Slide along 23). At this time, the state of the arm member 60 is maintained in the same state as the initial state of FIG. 3 as shown in FIGS. 4A and 4B. That is, in the state of FIGS. 4A and 4B, the fixing pin 66 maintains the locking state by the first locking step 61c of the bracket 61.

However, when a force is further applied in the sliding direction of the upper case 100 from the state of FIGS. 7A and 7B, the upper case 100 of the mobile communication terminal is completely drawn upward and lifted from the lower case as shown in FIGS. 8A and 8B. To form a predetermined slope. In this case, looking at the operation of the folding opening mechanism built in the inside of the terminal, when the additional sliding by applying a force, the fixing pin 66 is rotated by the rotational elasticity of the spring 67 from the state of FIGS. 5A and 5B. It passes to the second locking step 61b of the bracket 61, thereby maintaining the locking state. At this time, the hinge lever 62 is erected upward and at the same time the upper case 100 is inclined by lifting one side of the fixed frame 30 to which the upper frame 10 is connected.

On the other hand, when the upper case 100 is retracted to the original position, the operation opposite to the above, the fixing pin 66 is transferred to the first latching jaw (61c) of the bracket 61 is maintained in a locked state, The hinge lever 62 is lowered so that the upper frame 10 maintains the original horizontal state.

The present invention has been described above with reference to one embodiment of the accompanying drawings, but is not limited only to this embodiment can be carried out in various modified forms within the scope of the technical idea described in the claims below, Modifications to the extent will be apparent to those of ordinary skill in the art.

As described above, the present invention is to open and withdraw the upper case of the slide-type mobile communication terminal in the upward direction, and at the same time the upper case maintains a predetermined inclined state, the telephone call in this state In addition, it is possible to provide convenience for the user in searching the Internet or watching TV.

Claims (9)

In the slide type mobile communication terminal, An upper frame embedded in an upper case of the mobile communication terminal, a guide frame positioned in a lower case of the mobile communication terminal and guiding sliding movement of the upper frame, a fixed frame in which the guide frame is installed and fixed, and a mobile communication terminal A support frame which is built in the lower case of the support frame on which the fixing frame is installed and fixed, and a plurality of arm members connecting between them at both sides of the fixing frame and the support frame. And a folding opening mechanism of the slider mobile terminal, characterized in that the folding state is maintained at the same time. The method of claim 1, The upper frame is provided in the form of a blade bent along the longitudinal direction of the ends on both sides so as to be slidable along the guide frame, the guide frame constitutes a recessed portion of the bent shape on both sides thereof, A folding opening mechanism of a slider mobile communication terminal, characterized in that a guide rail for guiding slide movement of an upper frame is inserted and fixed. The method of claim 2, The fixing frame has a bent end of both sides thereof to form a recess, and the guide frame is coupled to an upper surface thereof with the rail portion of the guide frame fitted thereto, and the arm member is provided at both sides of the fixing frame. Folding opening mechanism of the slider-type mobile communication terminal, characterized in that the reciprocating flow path is coupled. The method according to any one of claims 1 to 3, The upper surface of the support frame is connected to the fixed frame and the guide frame is installed and fixed, the both ends of the support frame slider type mobile communication terminal, characterized in that the hinge portion is hinged and coupled to the other end of the arm member Folding opening mechanism. The method of claim 4, wherein Two arm members are provided on both sides of the fixing member, and two flow paths and two hinge parts are provided on each side. The method according to any one of claims 1 to 3, The support frame is provided with an auxiliary cover to prevent separation of the upper frame at one end of the support frame, folding opening mechanism of the slider type mobile communication terminal, characterized in that the anti-separation tip is protruding and formed at both ends of the auxiliary cover. . The method according to any one of claims 1 to 3, The arm member includes a hinge lever of a predetermined length hinged and coupled to the flow path and the hinge portion, respectively, the hinge lever is bored in the longitudinal direction at both ends of the hinge hole and the flow passage for fastening, respectively, A folding opening mechanism of a slider type mobile communication terminal, wherein a center hole is formed between the fastening holes in the middle portion of the hinge lever, and the center hole is fastened and fixed to provide an elastic force to the arm member. The method of claim 7, wherein The spring is bent in the form of the 'C' of the middle portion thereof is formed in the engaging holes at both ends, the spring through the locking hole using a fixing pin penetrating the center hole and the fastening pin penetrating the fastening hole Folding opening mechanism of the slider-type mobile communication terminal, characterized in that the fastening and fixing. The method of claim 7, wherein Through the fastening hole of the hinge lever, a predetermined bracket is fastened to the hinge part by means of a fixing pin, and the bracket has a substantially fan-shaped or arc shape, and a fixing hole through which the fixing pin penetrates is drilled in the center thereof. And a plurality of catching jaws for maintaining and supporting the fixing pin which is moved from the rotation of the hinge lever due to the rotational elasticity of the spring when the upper end of the large diameter side of the bracket is slid open or withdrawn, The fixing pin passing through the fixing hole is a folding opening mechanism of the slider-type mobile communication terminal, characterized in that fitted to each fixing pin.

Images