KR200397454Y1 - Sliding apparatus for mobile phone - Google Patents

Abstract

The sliding device for a mobile phone according to the present invention, the guide member 10, the slide member 20 which is slidably installed on the guide member 10, and the slide member 20 by pushing a certain distance on the guide member 10 The note includes a pusher 30. The pusher 30 is rotatably coupled to the guide member 10 and includes a first actuating member for movably connecting the first and second link members 32 and 33 and the link members 32 and 33 to each other. Third and fourth link members 36 rotatably coupled to the first link 31 and the slide member 20, and rotatably connected to the first and second link members 32 and 33, respectively. And a second link 35 comprising a second operating member for movably connecting the link members 36 and 37 to each other. Here, at least one of the first and second actuating members is a coil spring.

Description

Sliding apparatus for mobile phone

The present invention relates to a sliding device for a mobile phone, and more particularly to a sliding device for a mobile phone with improved sliding operation performance.

In general, a mobile phone has a bar type, a flip type, a folder type, a slide type, etc. according to the appearance and location of the handset. In the early stages of the launch of mobile phones, the bar and flip type were the mainstream, but now the display type that can implement a variety of displays and the overall size is smaller, the folding and slide type is the mainstream.

In particular, the slide-type mobile phone consists of a lower body to which the operation button is mounted and an upper body to which the display window is installed and slidably interlock with the lower body. Compared to the folding type, the operation is more convenient and the display window can be exposed to the outside, which is suitable for the current trend of increasing the weight of the display function. Due to these various advantages, the demand for slide-type mobile phones continues to increase, and various models are continuously released. In addition, the development of a sliding device for sliding the upper body and the lower body to each other has been made steadily.

Korean Registered Utility Model Publication No. 20-0350313 discloses an example of a sliding device.

The conventional sliding device disclosed in Korean Utility Model Publication No. 20-0350313 is a guide member mounted on the upper body and having a pair of guide rails, and a slide member mounted on the lower body and slidably installed on the guide member. And a pair of torsion springs provided between the guide member and the slide member to slide the slide member semi-automatically.

In the conventional sliding device having such a configuration, when the user pushes the upper body only about half of the maximum moving distance, the upper body moves semi-automatically while the guide member and the slide member slide by the elastic force of the torsion spring. .

However, in the conventional sliding device as described above, since the torsion spring is used to slide the slide member and the guide member to each other, the sliding operation is not performed smoothly due to the decrease in the elastic force of the torsion spring during long time use. Moreover, this problem causes the reliability of the product.

The present invention is to solve the problems described above, it is an object of the present invention to provide a sliding device for a mobile phone that can improve the reliability of the product does not degrade the sliding operation performance even if used for a long time.

The sliding device for a mobile phone according to the present invention for achieving the above object includes a guide member, a slide member slidably installed on the guide member, and a pusher for pushing the slide member a predetermined distance on the guide member, The pusher is rotatably coupled to the guide member and includes a first link rotatably coupled to the guide member, the first link including first and second link members and a first actuating member connecting the link members to each other. And a second link including third and fourth link members rotatably connected to the first and second link members, respectively, and a second operating member connecting the link members to each other.

In the present invention having the above configuration, the first and second operating members are elastic members having both ends coupled to the respective link members so that the respective link members connected thereto are pulled together.

At least one of the first and second operating members may be a coil spring.

In addition, the coil spring may be installed in pairs, respectively, on the first and second links.

Hereinafter, a sliding device for a mobile phone according to a preferred embodiment of the present invention with reference to the accompanying drawings.

1 is an exploded perspective view schematically showing the configuration of a sliding device for a mobile phone according to a preferred embodiment of the present invention, Figure 2 is a mobile phone sliding device according to a preferred embodiment of the present invention shown in FIG. 3A through 3C are plan views illustrating the operation of the sliding device for a mobile phone according to the preferred embodiment of the present invention shown in FIG.

As shown in FIG. 1, the sliding device for a mobile phone according to the preferred embodiment of the present invention includes a guide member 10, a slide member 20 slidably installed on the guide member 10, and a slide member ( 20 includes a pusher 30 for pushing the guide member 10 by a predetermined distance.

The guide member 10 includes a pair of guide bars 11 and 12 for slidably supporting the slide member 20 and sliding movement of the slide member 20 together with these guide bars 11 and 12. It has a plurality of guide ribs (13) to guide the. One side of the guide member 10 is provided with a fixing hole (14).

The slide member 20 includes a pair of guide holes 21 and 22 into which the guide bars 11 and 12 of the guide member 10 are inserted, respectively, and a pair of guides corresponding to the guide ribs 13. It has a groove 23. A fixing hole 24 is provided at one side of the slide member 20.

The pusher 30 includes a first link 31 coupled to the guide member 10, a second link 35 coupled to the slide member 20, and a plurality of coil springs 41, 42, 43. 44).

The first link 31 is composed of first and second link members 32 and 33, and the first and second link members 32 and 33 are rotatably coupled to each end. The first and second link members 32 and 33 are inserted into the fixing holes 14 of the guide member 10 at portions where the first and second link members 32 and 33 are coupled to each other to guide the first and second link members 32 and 33. A coupling member 34 for rotatably supporting 10 is provided. As the coupling member 34, a pin or the like may be used.

In the middle portion of the first and second link members 32 and 33, the first and second coil springs 41 and 42 are actuating members for movably connecting the link members 32 and 33 to each other. Is connected. Both ends of the first and second coil springs 41 and 42 are coupled to the first and second link members 32 and 33, respectively, so that the first and second link members 32 and 33 are connected to each other. To be pulled. Therefore, even if the first and second link members 32 and 33 are subjected to an external force and are opened between them, the first and second link members 32 and 33 are returned to their original positions by the first and second coil springs 41 and 42.

The second link 35 consists of third and fourth link members 36 and 37, each end of which is rotatably coupled to each other. In the portion where the third and fourth link members 36 and 37 are coupled to each other, the third and fourth link members 36 and 37 are inserted into the fixing holes 24 of the slide member 20 so that the third and fourth link members 36 and 37 slide. A coupling member 38 for rotatably supporting 20 is provided. The other end of the third link member 36 is rotatably coupled with the end of the first link member 32, and the other end of the fourth link member 37 is rotatable with the end of the fourth link member 33. To be combined.

In the middle portion of the third and fourth link members 36 and 37, the third and fourth coil springs 43 and 44 are actuating members for movably connecting the link members 36 and 37 to each other. Is connected. The third and fourth coil springs 43 and 44 are also similar to the functions of the first and second coil springs 41 and 42 with respect to the first and second link members 32 and 33. The fourth link members 36 and 37 are pulled together. Therefore, when the third and fourth link members 36 and 37 are subjected to an external force and are opened therebetween, the third and fourth link members 36 and 37 return to their original positions without any external force by the third and fourth coil springs 43 and 44. do.

As shown in Figure 2, the sliding device according to a preferred embodiment of the present invention made of such a configuration is installed in the mobile phone to support the upper body 50 and the lower body 60 of the mobile phone so as to be mutually slidable. Slide member 20 is coupled to the lower body 60, the guide member 10 is coupled to the upper body (50).

Hereinafter, the operation of the sliding device for a mobile phone according to a preferred embodiment of the present invention will be described with reference to Figures 3a to 3c.

As shown in FIG. 3A, the slide member 20 is positioned above the guide member 10 at an initial position where no external force is applied. In this position, each of the first and second links 31 and 35 is kept in a narrowed state due to the elastic force of the four coil springs 41, 42, 43 and 44, respectively. At this time, the upper body 50 (see Fig. 2) of the mobile phone is in a state covering the lower body 60 (see Fig. 2).

As shown in FIG. 3B, when the slide member 20 or the guide member 10 is subjected to an external force and the slide member 20 is positioned at approximately the middle portion of the guide member 10, the first and second link members The angle between each of the (32) (33) and the third and fourth link members (36) and (37) is the largest, and the elongated length of each coil spring (41) (42) (43) (44) is also the maximum. At this time, the slide member 20 is in a state that can be pushed in the upper direction or the lower direction of the guide member 10 by the elastic restoring force of the coil springs 41, 42, 43, 44.

In this state, when the guide member 10 or the slide member 20 receives an external force so that the relative position of the slide member 20 with respect to the guide member 10 is biased downward, the slide member 20 is each coil The spring 41, 42, 43, 44 is subjected to a force in the lower direction of the guide member 10 by the elastic restoring force.

Thus, the slide member 20 slides along each guide bar 11, 12 of the guide member 10 and as shown in FIG. 3C, each coil spring 41, 42, 43, 44. Is returned to the initial state and the slide member 20 is located below the guide member 10. At this time, the upper body 50 of the mobile phone is raised to the upper portion of the lower body 60, as shown in FIG.

As such, the first and second links 31 and 35 and the four springs 41, 42, 43, and 44 of the upper body 50 of the mobile phone are raised from the lower body 60. The guide member 10 and the upper body 50 are supported so that the 50 does not fall to the lower portion of the lower body 60.

According to the sliding device for a mobile phone according to the present invention described above, since a coil spring having a longer life than that of the torsion spring is used, it is smoother in operation than a conventional sliding device using a torsion spring, and even when used for a long time, the operating performance Does not fall Therefore, the reliability of a product can be improved.

The present invention described above is not limited to the configuration and operation as illustrated and described. That is, the sliding device for a mobile phone according to the present invention can be variously changed and modified within the spirit and scope of the utility model registration claims described.

1 is an exploded perspective view schematically showing the configuration of a sliding device for a mobile phone according to a preferred embodiment of the present invention.

Figure 2 is a perspective view showing a state in which the sliding device for a mobile phone according to an embodiment of the present invention shown in Figure 1 is mounted on the mobile phone.

3a to 3c are plan views showing the operation of the sliding device for a mobile phone according to a preferred embodiment of the present invention shown in FIG.

Explanation of symbols on the main parts of the drawings

10 ... guide member 11,12 ... guide bar

13 ... Guide dribble 14,24

20 Slide element 21, 22 Guide hole

23 Guide groove 30 Pusher

31,35 ... 1,2 links 32,33,36,37 ... link member

34,38 ... Coupling member 41,42,43,44 ... Coil spring

Claims (4)

In the sliding device for a mobile phone comprising a guide member, a slide member slidably mounted to the guide member, and a pusher for pushing the slide member a predetermined distance on the guide member, The pusher is rotatably coupled to the guide member and includes a first link rotatably coupled to the guide member, the first link including first and second link members and a first actuating member connecting the link members to each other. And a second link including third and fourth link members rotatably connected to the first and second link members, respectively, and a second actuating member to reciprocally connect the link members. Sliding device for. The method of claim 1, The first and second operating member is a sliding device for a mobile phone, characterized in that both ends are respectively coupled to each of the link members so that the link members connected to each other is pulled. The method of claim 2, At least one of the first and second operating member is a sliding device for a mobile phone, characterized in that the coil spring. The method of claim 3, wherein The coil spring is a sliding device for a mobile phone, characterized in that each pair is installed in the first and second links.