KR100662664B1 - Sliding part with sliding structure and sliding type mobile phone equipped with the sliding part - Google Patents

Abstract

The present invention is a sliding part having a structure that is capable of sliding movement with respect to the main part constituting the sliding type mobile phone on one surface, the separation block 611 and the guide groove is formed, respectively, the sliding block made of a flexible material that can be bent ( 610, a case 620 having a seating space 621 so as to have the separation preventing piece 622 and the fixing groove 625 on both sides of the longitudinal direction and the upper surface, and fixed to the fixing groove to guide the guide groove A guide bar 630, and a torsion spring that connects the case and the sliding block to each other to provide a torsion when the sliding block is slid and moved, and the sliding block is bent to attach the separation prevention part to the lower part of the separation prevention piece, respectively. It is done. The present invention has the effect of reducing the production cost by reducing the number of parts by integrating the sliding structure on one surface of the sliding part to be able to slide in the vertical direction with respect to the main part. In addition, the present invention can prevent the degradation of reception sensitivity, malfunction of the circuit, dust and noise generated by the metal material by configuring the sliding structure of the plastic material to improve the product performance as well as excellent shock absorption. It has the effect of significantly reducing product breakage.

Description

Sliding part having a sliding structure and a sliding type mobile phone having the same {Sliding part with sliding structure and sliding type mobile phone equipped with the sliding part}

1 to 4 is a configuration diagram showing the configuration of each of the slide device of the sliding type mobile phone according to the prior art,

5 is an exploded perspective view of a sliding type mobile phone having a sliding part having a sliding structure according to an embodiment of the present invention,

FIG. 6 is an exploded perspective view illustrating a configuration relationship of the sliding part illustrated in FIG. 5;

7 is a plan view of the combination of the sliding part shown in FIG.

8 to 11 are cross-sectional views cut along the lines A-A, B-B, C-C and D-D of the sliding part shown in FIG.

  ♠ Explanation of symbols on the main parts of the drawing ♠

500: main part 510: battery

600: sliding part 610: sliding block

611: separation prevention part 612: damper

620: case 621: seating space

622: separation prevention piece 623: protruding surface

624: protrusion 625: fixing groove

630: Guide Bar

The present invention relates to a sliding type mobile phone, and more particularly, to a sliding part having a sliding structure on one surface thereof so as to be slidable in a vertical direction with respect to the main part. The present invention also relates to a sliding type mobile phone having the sliding part.

Mobile phones are preferred for their small size because their primary purpose is to carry them, and they prefer to have special designs or include a variety of features. Therefore, referring to the mobile phones nowadays, small and thin products are constantly being released on the mobile phones, and the lighter and the better products are popularly sold in the market.

Mobile phones are generally classified into flip type, folder type and sliding type according to their appearance and operation method.

The flip type mobile phone generally refers to a mobile phone of which a display unit such as a liquid crystal display (LCD) and a key input unit are formed on the same body, and the key input unit is protected or received by using a cover connected to the bottom by a hinge. .

In addition, the folder-type mobile phone can be opened and closed by connecting the two folder parts by a hinge, it means a mobile phone of the method of forming a main display unit and a key input unit on the surface facing each other. Folder-type mobile phones can close two folders to protect the display unit and key input unit, and open two folders to receive a call or perform a desired function through key input.

Lastly, the sliding mobile phone refers to a mobile phone in which a main part and a sliding part are overlapped with each other, and a display unit and a key input unit face the same direction in each part. In general, the sliding type mobile phone may slide the front sliding part relatively to expose the display unit or the key input unit that is hidden on the rear side. For example, there is a mobile phone that can push up the sliding part of the front to expose the key input formed on the front of the main part of the rear. In addition, there is also a mobile phone that can expose the display formed on the front of the main part of the rear by moving the sliding part of the front in which the key input unit is formed downward.

Korean Utility Model Registration No. 20-319967 describes a 'slide type portable wireless terminal'. As shown in FIG. 1, the slide apparatus of this technology includes a main plate 110 coupled to a main part, a slide plate 120 sliding along a main plate 110, and a sliding of a slide plate 120. It comprises a torsion spring 130 that provides a torsion upon movement.

Republic of Korea Patent Publication No. 2004-27542 describes a 'slide phone'. As shown in FIG. 2, the slide apparatus of the present technology includes a first hinge portion 210 serving as a fixing portion, and a second hinge portion serving as a sliding portion sliding along the first hinge portion 210. 220, and an elastic member 230 that provides an elastic force during the sliding movement of the second hinge portion 220.

Korean Registered Credit Model No. 20-350313 describes a sliding device for a slide type mobile phone. As shown in FIG. 3, the slide apparatus of this technology has a pair of guide rail members 310 having upper and lower stoppers respectively at upper and lower ends, and a pair of circular bars fixed to both sides of the guide rail member 310 in the longitudinal direction, respectively. The guide bar 320, the slide member 330 sliding along the guide bar 320, and the slide member 330 is configured to include a torsion spring 340 to provide a torsion when sliding.

And Korea Patent Publication No. 2004-104358 describes a 'slide device of a sliding type mobile phone having a smooth sliding structure'. As shown in FIG. 4, the slide apparatus of this technique has a fixing block 410 having upper and lower stoppers 411 and 412 at upper and lower ends respectively defining upper and lower sliding ranges of the sliding part, and a longitudinal direction of the fixing block 410. A pair of guide rails 420 having a circular bar shape fixed to both sides, a sliding block 430 sliding up and down along the guide rail 420, and a fixing block 410 and a sliding block 430. It is configured to include a torsion spring 440 to provide a torsion when the sliding block 430 sliding movement by connecting to each other.

In the conventional slide device as described above, the fixing member is coupled to one surface of the sliding part, and the slide member is coupled to one surface of the main part to allow the sliding part to slide upward and downward with respect to the main part.

As such, the conventional slide devices are provided with fixing members for fixing to one surface of the sliding part, respectively. However, there is a disadvantage in that the cost of the fixed member in the production of the conventional slide device causes a cost increase because it occupies approximately 30% of the total production cost.

In addition, conventional slide devices are made of at least one of the slide member and the fixing member in consideration of the stability of the product made of a metal material. However, when the slide device is made of a metal material, since the RF (radio signal) is absorbed by the metal, the reception sensitivity is lowered, or a malfunction of the circuit is caused due to the occurrence of an electrostatic discharge (ESD). Therefore, conventionally, the surface of a member made of metal for electrical insulation is coated with Teflon or the like. In addition, when the slide device is made of a metal material, there is a problem that dust and noise are generated due to friction due to sliding movement.

In addition, the conventional slide devices have been complemented in the direction of reducing the number of parts while allowing a smooth sliding movement, it is determined that the limit has been reached to reduce the number of more parts in the current state using the fixing member. Therefore, the present inventors have completed the present invention in consideration of the general matters of the prior art.

The present invention integrates a sliding structure on one surface of the sliding part so as to be slidable in the vertical direction with respect to the main part, but a sliding part having a sliding structure for improving product performance while reducing the number of parts by constructing a plastic material and sliding with the same. The purpose is to provide a type mobile phone.

The present invention for achieving the above object is a sliding part having a structure that is capable of sliding movement with respect to the main part constituting the sliding-type mobile phone on one surface, each of the separation prevention portions protruding in the width direction in the longitudinal direction are formed respectively; A sliding block having a plurality of guide grooves continuously formed in the longitudinal direction at predetermined intervals in a width direction on a lower surface thereof, and comprising a flexible material capable of bending; A plurality of fixing grooves having a width corresponding to the width of the sliding block, the separation preventing portion is fitted to prevent the separation to the upper portion and the plurality of guide bars to guide the plurality of guide grooves, respectively. A case having a; A plurality of guide bars fixed to the plurality of fixing grooves to guide the guide grooves; And a torsion spring which connects the case and the sliding block to each other to provide a torsion when the sliding block is slid. The bending block is bent and fitted to the lower portion of the separation preventing piece, respectively. do.

In addition, the present invention includes a main part provided with various key input units and a sliding part configured as described above having a sliding structure on one surface and a liquid crystal display on the other surface to allow sliding movement in the vertical direction with respect to the main part. It is characterized by.

In the following, with reference to the accompanying drawings, a preferred embodiment of a sliding part having a sliding structure and a sliding type mobile phone having the same according to the present invention will be described in detail.

5 is an exploded perspective view of a sliding type mobile phone having a sliding part having a sliding structure according to an embodiment of the present invention. As shown in FIG. 5, the sliding type mobile phone P of the present invention has a main part 500 provided with various key input parts and a sliding structure on one surface thereof so as to be slidable in the vertical direction with respect to the main part 500. It is composed of a sliding part 600 having a liquid crystal display on the other side.

The main part 500 forms the appearance of a mobile phone, and a PCB (not shown) is embedded therein. In addition, a key input unit and a microphone are provided on one surface of the main part 500, and a battery 510 is detachably mounted on the other surface of the main part 500.

The sliding part 600 is mounted to be slidably movable in the vertical direction with respect to the main part 500 through a sliding structure formed on one surface thereof, and the liquid crystal display, the earphone, and the like are provided therein. Therefore, the sliding type mobile phone P is maintained in a state where the liquid crystal display of the sliding part 600 is exposed even when no call is made.

Hereinafter, the sliding structure formed on one surface of the sliding part 600 will be described in detail.

FIG. 6 is an exploded perspective view illustrating a configuration of the sliding part illustrated in FIG. 5, and FIG. 7 is a combined plan view of the sliding part illustrated in FIG. 6. 8 to 11 are cross-sectional views cut along the lines A-A, B-B, C-C, and D-D of the sliding part shown in FIG. 7.

5 to 11, the sliding part 600 of the present invention is configured similarly to a conventional sliding part except that a sliding structure is integrated on one surface thereof. That is, the sliding part 600 includes a case 620 made of a plastic material or the like having a certain degree of flexibility. At this time, one surface of the case 620 is formed to have a seating space 621 of a width that is slidably seated in the vertical direction sliding block 610 to form an integrated sliding structure in a predetermined range. In addition, the seating space 621 is formed so that the upper surface of the sliding block 610 that is seated therein has a depth that can be located in a form protruding upward than the surface of the sliding part 600.

And both sides of the longitudinal direction formed by the seating space 621 protrudes in the inner direction (width direction) at a predetermined distance from the top of the seating space 621 to support both sides of the longitudinal direction of the sliding block 610, respectively. It is configured to have a departure prevention piece 622 to prevent separation. At this time, the separation preventing piece 622 is formed so that the upper end is located on the same line as the surface of the sliding part 600. In addition, the separation preventing piece 622 may be continuously formed on both sides in the longitudinal direction of the seating space 621, it is preferably formed at the upper and lower ends and the middle portion at regular intervals. At this time, the separation prevention piece 622 formed in the upper and lower ends serves to prevent the phenomenon that the sliding block 610 is lifted upward when the sliding block 610 moves in the vertical direction.

In addition, the upper end of the seating space 621 has a projecting surface 623 with a central portion slightly protruding upwards from both sides, and a pair of protrusions 624 with both side portions symmetrical with respect to the central axis in the width direction slightly protruding upwards. Has At this time, the protrusion 624 is formed with a guide bar fixing groove 625 for fixing the guide bar 630 to guide the sliding block 610 to move smoothly in the vertical direction. The sliding part 600 configured as described above is integrally molded and manufactured.

A portion of the guide bar 630 is inserted into and fixed to the guide bar fixing groove 625, respectively. In this case, the guide bar 630 may be different from the material of the sliding block 610 or the same heterogeneous material or the same material. However, considering that the sliding block 610 uses a plastic material having a certain degree of flexibility, the guide bar 630 preferably uses a metal material that reduces dust generation due to a smoother guide role and friction. Do. The guide bar 630 is configured as a circular bar or a hemispherical bar, it is preferable to have a rounded portion protruding to the top of the fixing groove 625 to enable a smooth sliding.

In the above, an example in which the seating space 621 is formed in the case 620 and the separation prevention piece 622, the protruding surface 623, the protruding portion 624, and the fixing groove 625 is described, is described. Each component may be configured without separately forming the seating space 621. That is, the separation preventing piece 622 may protrude on the surface of the case 620, and the remaining components may be formed on the surface of the case 620.

The sliding block 610 is provided with a guide bar 630 fixed to the fixing groove 625 in a state supported by the separation prevention piece 622 formed on both sides of the longitudinal direction formed by the seating space 621. As a sliding movement in the vertical direction, it is formed to have a width and a predetermined length corresponding to the width of the seating space 621. At this time, the sliding block 610 is supported by the departure prevention piece 622 in the state inserted into the space formed between the separation prevention piece 622 and the upper end of the seating space 621, each of the separation prevention part to prevent the departure It is comprised so that 611 may be respectively provided in the width direction at the lower end on both sides of a longitudinal direction.

In addition, the sliding block 610 corresponds to the protruding surface 623 formed on the lower surface of the seating space 621 and the guide bar 630 inserted into the fixing groove 625 of the protrusion 624 and the protrusion 624. If you have a form. That is, guide grooves guided along the guide bar 630 are formed on the lower surface of the sliding block 610. And only the central portion of the sliding block 610 is spaced apart from the protruding surface of the seating space 621, the other portion has a form that is mutually matched. Therefore, the sliding block 610 can be smoothly moved in the vertical direction without the left and right clearance with respect to the seating space 621. In addition, the central portion of the sliding block 610 is formed to be spaced apart from the protruding surface of the seating space 621, the thickness of the central portion of the sliding block 610 is formed the thinnest.

In addition, dampers 612 are provided at both upper and lower ends of the sliding block 610 to be in contact with upper and lower inner edges formed by the seating space 621. The damper 612 serves to mitigate the impact applied by the torsion spring (not shown) during the sliding movement.

The sliding block 610 having the above shape is made of a plastic material having a certain degree of flexibility. At this time, the sliding block 610 preferably has flexibility that can bend at least in the width direction. That is, the sliding block 610 is formed to have a degree of flexibility that can be bent in the width direction itself so that the separation prevention portion 611 formed at both ends thereof to the lower portion of the separation prevention piece 622. However, even if the sliding block 610 is made of a flexible plastic material, since the strength and rigidity are inherent in the characteristics of the material, there is no problem in sliding the sliding part 600 with respect to the main part 500. In addition, the thinnest thickness of the central portion of the sliding block 610 of the present invention is to ensure flexibility by enabling smoother bending.

A pair of torsion springs are provided between the upper end of the seating space 621 and the sliding block 610 to provide a torsion when the sliding block 610 slides in the vertical direction.

The sliding part 600 of the present invention configured as described above connects the upper end of the seating space 621 and the sliding block 610 with a pair of torsion springs. Then, when the sliding block 610 is bent and the separation prevention part 611 formed on both sides thereof is inserted in the lower part of the separation prevention piece 622, the sliding block 610 is not separated by the separation prevention piece 622. Smooth sliding movement in the vertical direction is possible along the guide bar 630.

In the above embodiment, the separation preventing part 611 of the sliding block 610 is configured to be positioned inside the separation preventing piece 622 of the case 620, but the separation preventing part 611 of the sliding block 610 is opposite to this. ) May be configured to be located outside the separation prevention piece 622 of the case 620.

As described in detail above, the present invention has the effect of reducing the production cost by reducing the number of parts by integrating a sliding structure on one surface of the sliding part to be slidable in the vertical direction with respect to the main part.

In addition, the present invention can prevent the degradation of reception sensitivity, malfunction of the circuit, dust and noise generated by the metal material by configuring the sliding structure of the plastic material to improve the product performance as well as excellent shock absorption. It has the effect of significantly reducing product breakage.

Although the technical details of the sliding part having a sliding structure of the present invention and the sliding-type mobile phone having the same have been described together with the accompanying drawings, the present invention has been described by way of example and is not intended to limit the present invention. .

It is also apparent to those skilled in the art that various modifications and imitations can be made within the scope of the appended claims without departing from the scope of the technical idea of the present invention.

Claims (5)

As a sliding part having a structure on one surface of which is capable of sliding movement with respect to the main part constituting the sliding type mobile phone, A sliding block protruding in the width direction on both sides in the longitudinal direction, respectively, and a plurality of guide grooves continuously formed in the longitudinal direction at regular intervals in the width direction on the lower surface thereof, and a sliding block made of a flexible material capable of bending; ; A plurality of fixing grooves having a width corresponding to the width of the sliding block, the separation preventing portion is fitted to prevent the separation to the upper portion and the plurality of guide bars to guide the plurality of guide grooves, respectively. A case having a; A plurality of guide bars fixed to the plurality of fixing grooves to guide the guide grooves; And A torsion spring which connects the case and the sliding block to each other and provides a torsion when the sliding block is slid and moved; The sliding part of the sliding type mobile phone, wherein the sliding block is bent and fitted into the lower part of the separation preventing piece, respectively. The method according to claim 1, The case has a sliding part of the sliding type mobile phone, characterized in that it further comprises a seating space having the release preventing piece on both sides in the longitudinal direction having the plurality of fixing grooves on the upper surface in the longitudinal direction. The method according to claim 2, The separation prevention piece is a sliding part of the sliding type mobile phone, characterized in that formed at the upper and lower ends and the middle portion of each side at a predetermined interval in the longitudinal direction. The method according to claim 1 or 2, Sliding part of the sliding type mobile phone, characterized in that a plurality of dampers are respectively installed on the upper and lower ends of the sliding block. A sliding type mobile phone including a main part provided with various key input parts and a sliding part provided with a sliding structure on one surface and a liquid crystal display on the other surface to allow sliding movement in the vertical direction with respect to the main part, The sliding part, A sliding block protruding in the width direction on both sides in the longitudinal direction, respectively, and a plurality of guide grooves continuously formed in the longitudinal direction at regular intervals in the width direction on the lower surface thereof, and a sliding block made of a flexible material capable of bending; ; A plurality of fixing grooves having a width corresponding to the width of the sliding block, the separation preventing portion is fitted to prevent the separation to the upper portion and the plurality of guide bars to guide the plurality of guide grooves, respectively. A case having a; A plurality of guide bars fixed to the plurality of fixing grooves to guide the guide grooves; And A torsion spring which connects the case and the sliding block to each other and provides a torsion when the sliding block is slid and moved; A sliding type mobile phone having a sliding part, wherein the sliding block is bent and fitted into the lower portion of the separation preventing piece, respectively.

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