KR100778530B1 - A linear type mobile terminal - Google Patents

Abstract

A linear type portable terminal is provided to form a cover unit and a body unit in linear structure when the sliding type terminal is open, thereby removing a stepped surface between the cover unit and the body unit, consequently maximum slimness can be accomplished. A sliding hinge device comprises as follows. A mobile plate(210) is fixed to a cover unit, is equipped with guide ribs(211) on both ends, and is formed with fixed projections(212). A center plate(230) is equipped with guide grooves(231) to insert the guide ribs(211) so that the ribs(211) slide, and is formed with fixed projections(232). Both ends of torsion springs(220) are combined with the fixed projections(212,232), so that the mobile plate(210) straightly slides in a semiautomatic way. A pivot plate(240) is fixed between a central part and a front part of a body unit. The first link arm units(250) consist of one pair of link arms fixed by coupling members(290) by connecting a front side end of the center plate(230) with a front side end of the pivot plate. The second link arm units(260) consist of one pair of link arms fixed by the coupling members(290) by connecting a rear side end of the center plate(230) with a rear side end of the pivot plate. A link bar(270) is fixed by the coupling members(290) by connecting central parts of the symmetrical one pair of the link arms of the second link arm units(260).

Description

Straight type mobile terminal {A linear type mobile terminal}

1 is an exploded perspective view of the present inventors of the portable portable terminal.

Figure 2 is an exploded perspective view of the sliding hinge device of the present inventors portable portable terminal.

Figure 3a is a plan view of the sliding hinge device of the present inventors portable portable terminal.

Figure 3b is a front view of the sliding hinge device of the present inventors portable portable terminal.

Figure 3c is a side view of the sliding hinge device of the present inventors portable portable terminal.

Figures 4a to 4e is an operating state of the present invention, a portable portable terminal.

Figure 5a to 5c is an operating state of the torsion spring of the sliding hinge device of the present invention, a portable portable terminal.

Figure 6a to 6b is an operating state of the spring hinge and a partial enlarged view of the spring hinge of the present invention, a sliding hinge device of a portable terminal.

* Explanation of symbols used in the main part of the drawing

100: cover 110: screen display

200: sliding hinge 210: moving plate

211: guide rib 220: torsion spring

221: first torsion spring 222: second torsion spring

230: center plate 231: guide groove

212, 232: fixing protrusion 240: pivot plate

241: hanger groove 250: first link arm

260: second link arm 270: link rod

280: spring hinge 290: fastening member

300: main body 310: keypad

400: Magnet

The present invention relates to a portable terminal, and more particularly, to a portable terminal of a type in which a cover portion is slid with respect to a main body portion.

In general, a portable terminal such as a mobile phone or a PDA (hereinafter, referred to as a "terminal") is a device for wireless communication such as a call or data transmission and reception. A main body portion provided with a keypad and a cover portion provided with a display for display are mutually opened and closed. Possibly combined.

Such terminals are generally classified into a bar type, a flip type, a folder type, a slide type, and the like according to their appearance or opening / closing structure of the cover part with respect to the main body part.

The bar type has a structure in which an input unit and a transceiver unit are installed in one main body, and the flip type has a structure in which the cover unit is opened and closed while rotating at a predetermined angle with respect to the hinge unit formed between the main body cover units. The slide type has a structure in which the cover part is opened and closed by sliding a predetermined distance with respect to the main body part by guide means formed respectively corresponding to the main body part and the cover part.

The domestic mobile phone type needs a large and large LCD window to meet the demands of technological development and consumer demand and to enjoy various multimedia functions as well as simple calls. But consumers tend to want small, lightweight handsets apart from these features.

To meet all of these demands, the bar type and flip type have limitations, so the folder type is in the spotlight, but there is a problem in that the folder type has an inconvenience in using the folder to open and close the folder. Slide type is a type that solves the problems of the existing mobile phone, it can be used while viewing a wide LCD window without opening and closing the folder can be conveniently used.

Despite this advantage, the mobile phone of the slide type has a structure in which the cover part slides by a predetermined length in the longitudinal direction of the terminal part, so that the cover part and the body part are stepped when making a call in the open state. Therefore, there is a problem that the distance between the main body and the mouth of the caller to receive the voice at the time of the call is far away, the sound quality is slightly lowered and the sound is far away during the call.

In addition, due to the stepped surface of the body portion and the cover portion in the open state there is a problem that is somewhat inconvenient to hold the mobile phone during the call.

In order to solve the above problems, an object of the present invention is to provide a slide type portable terminal configured such that a stepped surface is not formed between a main body portion and a cover portion of a slide type portable terminal during a call.

Through this, the object of the present invention is to narrow the distance between the main body of the portable terminal and the mouth of the caller as much as possible to improve the call sound quality, and to improve the ease of holding the portable terminal during the slide open call.

Another object of the present invention is to provide a slide-type portable terminal that is slimmer in a slide open state.

Another object of the present invention is to provide a slide type portable terminal that can be implemented semi-automatically in all sections.

An object of the present invention is a sliding type portable terminal, the keypad is equipped with a staircase-shaped main body portion and the screen display portion is mounted on the central portion and the front surface inclined surface portion, the central portion and the front portion of the body portion in the central portion and the rear portion; An inclined surface corresponding to an inclined surface is formed to cover the cover portion having a shape corresponding to the main body portion, the cover portion and the main body portion to slide the cover portion in a straight line, and the cover portion is slid in the inclined surface direction to the main body. It is achieved by a straight portable terminal comprising a; sliding hinge device for forming a portion and a straight structure.

The sliding hinge device is fixed to the cover portion and both ends of the guide ribs are formed in the longitudinal direction of the terminal and the inner side of the rear surface is formed with a fixing projection; A center plate formed at both ends of the guide groove in the longitudinal direction of the terminal so that the guide rib is inserted and sliding, and a fixing protrusion formed at the inner surface of the upper surface; A torsion spring having both ends coupled to respective fixing protrusions of the center plate and the movable plate such that the movable plate is semi-automatically linearly sliding; A pivot plate fixed between the central portion and the front portion of the main body portion; A first link arm portion comprising a pair of link arms fixed through the fastening member by connecting the front end side of the center plate and the front end side of the pivot plate; A second link arm portion comprising a pair of link arms fixed through a fastening member by connecting the rear end portion of the center plate and the rear end portion of the pivot plate; A link rod fixed to a fastening member by connecting central portions of the pair of symmetrical link arms of the second link arm portion; Characterized in that configured to include.

It is mounted to the fastening member penetrating through the rear end portion of the pivot plate and the end of each link arm of the second link arm portion, both ends of the fastening member and the pivot through the center of each link arm of the second link arm portion It further comprises a pair of spring hinges respectively coupled to a pair of hook grooves formed on the inner surface of the upper surface of the plate, characterized in that each link arm of the second link arm portion is configured to semi-automatic rotation.

And a magnet on the inclined surface of the central portion and the front portion of the main body portion and the inclined surface of the central portion of the cover portion, respectively.

Hereinafter, with reference to the accompanying drawings will be described the configuration and operation of the linear portable terminal according to the present invention.

1 is an exploded perspective view of a straight portable terminal of the present invention, the straight portable terminal according to an embodiment of the present invention comprises a cover portion 100, the main body 300, the sliding hinge device 200.

Referring to FIG. 5, the keypad 310 is mounted on the main body 300, and the main body 300 has a stepped shape in which a step is formed in the front part and the rear part, and an inclined surface is formed in the center part and the front part. Here, the rear portion refers to the portion where the keypad 310 is mounted, and the front portion refers to the opposite side.

The display unit 110 is mounted on the cover unit 100 and has a shape corresponding to that of the main body unit 300. That is, the cover part 100 also has a step formed in the front and rear parts, and the inclined surface corresponding to the inclined surface of the central portion and the front portion of the main body portion 300 is formed in the central portion and the rear portion. Here, the front part refers to the part on which the screen display unit 110 is mounted, and the rear part refers to the opposite side. The front part of the cover part 100 corresponds to the rear part of the main body part 300 and the rear part of the cover part 100. Corresponds to the front part of the main body 300. As a result, the shape of the cover part 100 and the main body part 300 may correspond to each other.

Preferably, the magnet 400 is further included on the inclined surface of the central portion and the front portion of the main body portion 300 and the inclined surface of the central portion of the cover portion 100.

The magnet 400 mounted on the inclined surface of the central portion of the main body portion 300 and the front portion is the same pole, and the magnet 400 on the inclined surface of the central portion of the cover portion 100 is composed of different poles to open and close the terminal. It serves as a lock for fixing the 300 and the cover portion (100).

The sliding hinge device 200 is mounted between the main body 300 and the cover 100.

When the terminal is opened, the cover part 100 slides in a straight line with respect to the main body part 300, and since the cover part 100 is slid along the inclined surface after the sliding is completed in a straight line, the body part 300 and a straight line It is formed to be a structure.

Similarly, in the case of closing the terminal, the cover part 100 is slid up along the inclined surface in reverse to the time of opening, and then the cover part 100 is configured to slide in a straight line with respect to the main body part 300.

Figure 2 is a perspective view of the sliding hinge device of the present invention, the portable portable terminal, Figure 3a is a plan view of the sliding hinge device of the present invention, a portable portable terminal, Figure 3b is a front view of the sliding hinge device of the present invention, a portable portable terminal, Figure 3c Figure 2 shows a side view of the sliding hinge device of the present invention portable terminal.

Referring to the drawing, the sliding hinge device 200 of the straight portable terminal according to the embodiment of the present invention includes a movable plate 210, a torsion spring 220, a center plate 230, a pivot plate 240, and a first link. The arm part 250, the second link arm part 260, the link bar 270, and a spring hinge 280 are formed.

The moving plate 210 is fixed to the cover part 100 and both ends of the guide ribs 211 are formed in the longitudinal direction of the terminal, and one or more fixing protrusions 212 are formed on the inner surface of the rear surface.

The center plate 230 has a guide groove 231 formed in the longitudinal direction of the terminal in the longitudinal direction of the terminal so that the guide rib 211 is inserted and slides in a straight line, and one or more fixing protrusions are formed on the inner surface of the upper surface. 232 is formed.

The torsion spring 220 is moved by pressing the movable plate 210 when the movable plate 210 is moved beyond a predetermined position of the center plate 230 when the sliding plate 210 is moved by the elastic force without providing a separate pressing force. ) Acts to continuously slide in the advancing direction to be semi-automatic straight sliding.

Both ends of the torsion spring 220 are coupled to the fixing protrusions 212 and 232 of the moving plate 210 and the center plate 230, respectively, and the torsion spring 220 is moved to the center plate 230. Imparts sliding elastic force.

Preferably, the torsion spring 220 is formed to have a plurality of bends, and is configured to distribute stress concentrated at both ends of the torsion spring 220.

However, the configuration of the torsion spring 220 will be apparent to those skilled in the art that various modifications are possible without departing from the scope of the present invention.

Pivot plate 240 is inserted and fixed between the central portion and the front portion of the main body 300, preferably a pair of hook grooves 241 on the inner surface of the upper surface so that one end of the spring hinge 280 is connected. Can be formed.

The first link arm 250 supports the center plate 230 so as not to move when the linear movement of the moving plate 210 is linear, and the front end and the pivot plate of the center plate 230 so that the center plate 230 rotates. It consists of a pair of rotatable link arms that respectively connect the front end side of 240.

Each link arm of the first link arm portion 250 includes a fastening member 290 penetrating one end of the link arm and a front end side of the center plate 230, and the other end and the front surface of the pivot plate 240. It is fixed by the fastening member 290 penetrating the secondary side end.

The second link arm portion 260 has the same function as the first link arm portion 250, and consists of a pair of rotatable link arms connecting the rear end portion of the center plate 230 and the rear end portion of the pivot plate 240, respectively. .

Each link arm of the second link arm portion 260 is also fixed by the fastening member 290 in the same manner as the link arm of the first link arm portion 250.

The link rod 270 is configured to connect the centers of each pair of symmetrical link arms of the second link arm portion 260, and the link rod 270 and the respective link arms of the second link arm portion 260 are coupled to each other. Silver is fixed by the fastening member 290 penetrating through the link bar 270 and the link arm.

Preferably, the fastening member 290 is a fixed pin is suitable, but is not limited to this will be said to be configurable in various ways, such as rivets, screws.

Each link arm of the second link arm portion 260 may further be equipped with a spring hinge 280 so that the link arm may be semi-automatically rotated.

A pair of spring hinges 280 are symmetrically mounted to the fastening member 290 penetrating the rear end portion of the pivot plate 240 and the end of each link arm of the second link arm portion 260.

Both ends of each spring hinge 280 are respectively fastened to a pair of hook grooves 241 of the fastening member 290 and the pivot plate 240 that penetrate the center of each link arm of the second link arm portion 260. Combined.

Referring to the operation of the straight-type portable terminal according to an embodiment of the present invention configured as described above are as follows.

4A to 4E show operation state diagrams of the present invention.

4A illustrates a closed state of the portable terminal. As described above, the main body 300 and the cover 100 are engaged with each other because they have shapes corresponding to each other, and the inclined surface and the cover of the center of the main body 300 are covered. The magnets 400 mounted on the inclined surface of the central portion of the center 100 are fixed to each other, and the sliding hinge device 200 is mounted between the main body 300 and the cover 100.

4B illustrates a state in which the cover part 100 slides with respect to the main body part 300. When the cover part 100 is pressed to open a terminal, the moving part 210 fixed to the cover part 100 is opened. The guide rib 211 slides linearly along the guide groove 231 of the center plate 230 which is stopped by each link arm of the first link arm 250 and the second link arm 260.

Each of the link arms of the first link arm 250 and the second link arm 260 stops the center plate 230 when the movable plate 210 linearly slides, thereby fixing the cover fixed to the movable plate 210. Allow the part 100 to slide.

4C illustrates a state in which the cover part 100 linearly slides with respect to the main body part 300, and the guide rib 211 of the moving plate 210 is stopped by the link arm. Sliding to the maximum sliding point along the groove 231 is in a state. From this point, the cover part 100 slides down the inclined surface along the inclined surface.

4A to 4C, both ends of the torsion spring 220 are coupled to the fixing protrusions 212 and 232 of the moving plate 210 and the center plate 230, respectively, and the torsion spring 220 is the center plate 230. It gives a sliding elastic force of the moving plate 210 to.

5a to 5c show an operational state diagram in which semi-automatic sliding is driven by a pair of torsion springs.

5A is a transparent perspective view of the rear surface of the moving plate 210 and the center plate 230 at a point symmetrical to that of FIG. 4A. When the moving plate 210 is pressed, the first torsion spring 221 and the second torsion spring ( As the elastic portion of the bent portion 222 is stored, the guide rib 211 of the movable plate 210 starts sliding along the guide groove 231 of the center plate 230.

FIG. 5B is a transparent perspective view of the rear surface of the movable plate 210 and the center plate 230 at a point symmetrical to that of FIG. 4B, as shown by the first torsion spring 221 and the second torsion spring 222. From the point of symmetry, the moving plate 210 is automatically slid by the elastic force accumulated in each torsion spring.

Figure 5c is a transparent perspective view of the back of the moving plate 210 and the center plate 230 at a point symmetrical to Figure 4c, the moving plate 210 is slid to the other end in the range allowed for the length of the terminal.

4D shows that the cover part 100 is slid to descend in the inclined plane direction along the inclined plane with respect to the main body part 300.

The center plate 230 stationary by the respective link arms of the first link arm unit 250 and the second link arm unit 260 integrally with the movable plate 210 in the inclined surface direction as the respective link arms rotate. Configured to descend.

As the moving plate 210 moves together with the center plate 230, the inclined surface of the cover part 100 to which the moving plate 210 is fixed is slid along the inclined surface of the main body part 300. The inclined surface of the central portion of the unit 100 slides along the inclined surface of the front portion of the main body 300 and the inclined surface of the rear portion of the cover 100 slides along the inclined surface of the central portion of the main body 300.

4E is a state in which the cover part 100 descends along the inclined surface and is formed in a straight structure with the main body part 300.

Each link arm of the first link arm 250 and the second link arm 260 rotates until the longitudinal direction of the link arm is substantially coincident with the longitudinal direction of the terminal. The magnet 400 and the magnet 400 of the inclined surface of the center of the cover part 100 are attached to each other and fixed.

6a to 6b show an operation state diagram of the link arm of the second link arm portion that is rotated semi-automatically by a spring hinge.

FIG. 6A is a perspective view illustrating the sliding hinge device 200 in a state where the sliding is completed in a straight line at a point symmetrical with FIG. 4D, and the spring hinges mounted on the respective link arms of the second link arm unit 260 in the state. The state of 280 is shown in a partially enlarged view.

When the cover part 100 comes down while sliding along the inclined surface as the link arm rotates, the fastening member 290 penetrating the end of the link arm of the second link arm part 260 connected to the rear end side of the pivot plate 240. Spring hinge 280 mounted on the) has an elastic force while winding like a spring in the rotation direction of the link arm with the fastening member 290 as a central axis.

6B is a perspective view illustrating a state in which the link arm of the sliding hinge device is rotated to a point symmetrical to FIG. 4E and the cover unit 100 and the main body unit 300 have a straight structure, and in this state, the second link arm unit is formed. The state of the spring hinge 280 attached to each link arm of 260 is shown in a partial enlarged view.

As shown, the spring hinge 280 is most expanded in the above state is mounted to the fastening member 290, the spring hinge 280 retains the maximum elastic force, the cover portion 100 and the body portion 300 ) Is fixed by the magnetic force of the magnet 400.

The operation when closing the terminal is the reverse of the operation when opening the terminal of the present invention mainly described above. Therefore, the operational singularity is described below.

When the force is applied to the cover part 100 to close the terminal, that is, the rear end of the moving plate 210 and the center plate 230 together with the link bar 270 in the process of being in the state of 5a in Figure 5b The rod 270 is pushed, and as a result, as the link arm connected to the link rod 270 is rotated, the cover part 100 slides along the inclined surface to rise.

That is, the link bar 270 serves as a medium for causing the link arm to rotate by receiving the pressurized force from the moving plate 210 and the center plate 230, and thereby closing the terminal through the cover unit. Even if only pressurized in the longitudinal direction of the terminal without lifting the 100, the cover portion 100 is to be raised while sliding along the inclined surface.

In FIG. 5B, the magnetic force between the cover part 100 and the main body part 300 disappears, and the elastic force of the wound spring hinge 280 is applied to the link arm while the cover part 100 is applied. When pressing only a certain distance, the link arm is rotated semi-automatically and the cover part 100 is slid up along the inclined surface.

That is, the link arm rotates semi-automatically due to the disappearance of the elastic force acting while the expanded spring hinge 280 is relaxed and the coupling force fixing the cover part 100 and the main body part 300.

In the 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.

As described above, the linear portable terminal of the present invention has the following effects.

First, in the case of opening the sliding type portable terminal, the cover part and the main body part are formed in a straight structure, so that the step surface between the cover part and the main body part of the existing slide phone is eliminated, thereby realizing a slimmer portable terminal. It is effective.

Second, the sliding arm is equipped with a link arm, a spring hinge, a torsion spring, etc., thereby semi-automatically sliding in all sections.

Third, the inclined surface is formed on the cover portion and the main body portion so that the sliding is smooth, and the magnet is mounted on the inclined surface to provide the coupling force as the locking means in the stop position.

Fourth, it is easy to hold the terminal at the time of the call by the straight portable terminal, and the distance between the main body and the mouth of the caller can be narrowed, thereby improving the call sound quality.

Claims (4)

In the portable terminal of the sliding type, A keypad is mounted, and a staircase main body portion having an inclined surface at a central portion and a front surface thereof; A cover unit having a screen display unit mounted thereon, and having an inclined surface corresponding to an inclined surface of the center portion and the front portion of the main body portion at a central portion and a rear portion thereof and having a shape corresponding to the main body portion; And And a sliding hinge device which connects the cover part and the main body part to slide the cover part in a straight line, and slides the cover part toward the inclined surface to form a straight structure with the main body part. The sliding hinge device, A moving plate fixed to the cover part and having guide ribs formed at both ends in a longitudinal direction of the terminal, and having fixing protrusions formed at an inner surface of the rear surface thereof; A center plate formed at both ends of the guide groove in the longitudinal direction of the terminal so that the guide rib is inserted and sliding, and a fixing protrusion formed at the inner surface of the upper surface; A torsion spring having both ends coupled to respective fixing protrusions of the center plate and the movable plate such that the movable plate is semi-automatically linearly sliding; A pivot plate fixed between the central portion and the front portion of the main body portion; A first link arm portion comprising a pair of link arms fixed by a fastening member by connecting the front end side of the center plate and the front end side of the pivot plate; A second link arm portion comprising a pair of link arms fixed by a fastening member by connecting the rear end portion of the center plate and the rear end portion of the pivot plate; And And a link rod fixed to a fastening member by connecting central portions of a pair of symmetrical link arms of the second link arm portion. delete The method of claim 1, It is mounted to the fastening member penetrating through the rear end portion of the pivot plate and the end of each link arm of the second link arm portion, both ends of the fastening member and the pivot through the center of each link arm of the second link arm portion Further comprising a pair of spring hinges each coupled to a pair of hook grooves formed on the inner side of the upper surface of the plate, Wherein each link arm of the second link arm portion is configured to perform semi-automatic rotation. In the portable terminal of the sliding type, A keypad is mounted, and a staircase main body portion having an inclined surface at a central portion and a front surface thereof; A cover unit having a screen display unit mounted thereon, and having an inclined surface corresponding to an inclined surface of the center portion and the front portion of the main body portion at a central portion and a rear portion thereof and having a shape corresponding to the main body portion; And And a sliding hinge device which connects the cover part and the main body part to slide the cover part in a straight line, and slides the cover part toward the inclined surface to form a straight structure with the main body part. The inclined surface of the central portion and the front portion of the main body portion and the inclined surface of the central portion of the cover portion, characterized in that the magnet is mounted.

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