KR200402998Y1 - Sliding apparatus for mobile phone - Google Patents

Abstract

The sliding device for a mobile phone according to the present invention includes a guide member 10, a slide member 20 slidably installed on the guide member 10, and a slide member 20 to slide on the guide member 10. It includes a pusher 30, the pusher 30 has one end rotatably coupled to one side of the guide member 10 and the other end rotatably coupled to one side of the slide member 20 and the distance between one end and the other end It includes a support unit 40 is variable, and torsion springs 51 and 52, one end and the other end rotatably coupled to both ends of the support unit 40. According to the present invention, since the torsion springs 51 and 52 are indirectly coupled to the guide member 10 and the slide member 20 through the support unit 40, the torsion springs 51 and 52 are deformed. Impact is not directly transmitted to the guide member 10 and the slide member (20).

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 that can reduce the friction and wear caused by the operation.

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-types became the mainstream, but now the display and the folding type are mainstream as various display functions and miniaturization are required.

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 clamshell type, it is more convenient to operate and the display window is exposed to the outside.

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 Utility Model Registration No. 20-0340313 discloses a basic structure of a sliding device.

The sliding device disclosed in Korean Utility Model Publication No. 20-0340313 includes a guide member mounted on the upper body and having a pair of guide rails, a slide member mounted on the lower body and slidably installed on the guide member. And a pair of torsion springs installed between the guide member and the slide member to slide the slide member semi-automatically.

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

By the way, the conventional sliding device as described above, because one end and the other end of each torsion spring for pushing the slide member is inserted into the coupling hole of the guide member and the slide member, when each torsion spring is elastically deformed, The impact is transmitted directly to the guide member and the slide member. Therefore, friction and abrasion are greatly generated in each coupling hole of the guide member and the slide member, and when the guide member or the slide member is an injection molding, there is a problem in that a reinforcing member having a high strength such as metal is installed in the coupling hole.

The present invention is to solve the above problems, it is possible to reduce the friction and wear between the pusher and the guide member, and between the pusher and the slide member by improving the structure of the pusher for pushing the slide member slidably installed in the guide member. It is an object of the present invention to provide a sliding device for a mobile phone.

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 sliding the slide member to slide on the guide member, The pusher has a support unit, one end of which is rotatably coupled to one side of the guide member, the other end of which is rotatably coupled to one side of the slide member, and a distance between the one end and the other end of which is varied, and both ends of the support unit. One end and the other end comprises a torsion spring rotatably coupled.

Here, the support unit is provided with a first coupling hole fitted to the first coupling shaft provided on one side of the guide member, the first support member and one end of the torsion spring is rotatably coupled, the slide member And a second support member provided with a second coupling hole fitted to a second coupling shaft provided at one side of the torsion spring and rotatably coupled with the other end of the torsion spring, wherein the first and second support members are slidable from each other. It can be made of a configuration that is combined.

In addition, at least one of the first and second support members may be provided with a long hole in a longitudinal direction, and at least one of the first and second support members may be provided with a support shaft slidably inserted into the long hole. have.

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. The first coupling shaft 14 is installed at one side biased to the right side of the guide member 10.

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. One side biased to the left side of the slide member 20 is provided so that the second coupling shaft 24 protrudes to one side.

Here, the positions of the first and second coupling shafts 14 and 24 are located in diagonal directions to each other, and when the first coupling shaft 14 is installed on one side of the guide member 10 which is biased to the left side. The second coupling shaft 24 is installed on one side biased to the right side of the slide member 20.

The pusher 30 is rotatably coupled to the first and second coupling shafts 14 and 24, the support unit 40 having a variable overall length, and the first and second coupled to the support unit 40. Torsion springs (51) (52).

The support unit 40 is composed of first and second support members 41 and 45 which are slidably coupled to each other. One end of the first support member 41 is provided with a first bracket 42 having a first coupling hole 42a fitted into the first coupling shaft 14, and a first bracket 42 formed at the center of the first support member 41. One long hole 43 is provided in the longitudinal direction. The other end of the first support member 41 is provided with a first support shaft 44.

The second supporting member 45 has the same configuration as that of the first supporting member 41, and the second coupling hole 46a fitted to the second coupling shaft 24 at one end of the second supporting member 45. The second bracket 46 formed with) is provided to be symmetrical with the first bracket 42. In addition, a second long hole 47 in which the first support shaft 44 is slidably inserted is provided at the center of the second support member 45 in the longitudinal direction, and the first end is provided at the other end of the second support member 45. A second support shaft 48 is slidably inserted into the long hole 43.

The first support shaft 44 of the first support member 41 is slidably inserted into the second long hole 47, and the second support shaft 48 of the second support member 45 is the first long hole 43. By slidingly inserting the first and second supporting members 41 and 45, the first and second supporting members 41 and 45 slide linearly along the respective long holes 43 and 47.

One end of the first torsion spring 51 is rotatably coupled to one end of the first support member 41, and the other end is rotatably coupled to one end of the second support member 45. In addition, one end of the second torsion spring 52 is rotatably coupled to one end of the first support member 41 so as to be symmetrical with the first torsion spring 51 about the support unit 40. It is rotatably coupled to one end of the second support member 45.

When assembling the sliding device, first assembling the pusher 30 consisting of the support unit 40 and the first and second torsion springs 51, 52, and then the first coupling shaft 14 of the guide member 10 And the first and second coupling holes 42a and 46a of the pusher 30 in the second coupling shaft 24 of the slide member 20 to guide the pusher 30 to the guide member 10 and the slide member ( 20) can be easily assembled.

Sliding device according to a preferred embodiment of the present invention made in such a configuration, as shown in Figure 2, is installed in the mobile phone to support the upper body 40 and the lower body 50 of the mobile phone so as to be mutually sliding. Slide member 20 is coupled to the lower body 50, the guide member 10 is coupled to the upper body (40).

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, the first and second torsion springs 51 and 52 are in an undeformed or somewhat deformed initial state, and the distance from one end of the first support member 41 to one end of the second support member 45 is It is the maximum. At this time, the upper body 40 (see Fig. 2) of the mobile phone is in a state covering the front portion of the lower body 50 (see Fig. 2).

In this initial state, when the slide member 20 or the guide member 10 is subjected to an external force and the slide member 20 slides along the guide member 10, the first and second torsion springs 51 and 52 are moved. Elastically deformed, and together with the first and second support shafts 44 and 48 slide along the second and first long holes 47 and 43, one end and the second support member of the first support member 41 The distance between the ends of 41 and 45 is reduced.

As shown in FIG. 3B, when the slide member 20 comes to the approximately center position of the guide member 10, the elastic deformation amounts of the first and second torsion springs 51 and 52 become the maximum and the first The distance between one end of the support member 41 and one end of the second support member 45 is minimal. 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 first and second torsion springs (51, 52).

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 first and second torsion springs ( 51 and 52 are elastically restored, and the first and second support members 41 and 45 slide in a narrowing direction, so that the slide member 20 is pushed toward the lower direction of the guide member 10.

Therefore, as shown in FIG. 3C, the slide member 20 slides and moves to a predetermined position of the guide member 10 along each guide bar 11 and 12 of the guide member 10. At this time, the first and second torsion springs 51 and 52 are returned to the initial state, and the support unit 40 is also returned to the initial state. Then, the upper body 40 of the mobile phone is raised to the upper portion of the lower body 50, as shown in FIG.

In this way, the pusher 30 in the position in which the upper body 40 of the mobile phone is raised from the lower body 50 prevents the upper body 40 from falling down below the lower body 50 and the upper body 40. Support 40.

According to the present invention described above, since the torsion spring is coupled to the support unit rotatably coupled to each of the guide member and the slide member, rather than being directly coupled to the guide member and the slide member, the impact of deformation and restoration of the torsion spring is reduced. It is not directly transmitted to the guide member and the slide member. Therefore, friction and wear at the engaging portion of the guide member and the pusher and at the engaging portion of the slide member and the pusher can be reduced.

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 ... Guid dribble 14,15,25 ...

20 Slide element 21, 22 Guide hole

23.Guide groove 24 ... Fixed hole

30 ... Pusher 40 ... Support Unit

41,45 ... 1,2 support member 42,46 ... 1,2 bracket

42a, 46a ... 1,2 coupling holes 43,47 ... 1,2 holes

44,48 ... 1,2 support shafts 51,52 ... 1,2 torsion springs

Claims (3)

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 sliding the slide member to slide on the guide member, The pusher includes a support unit having one end rotatably coupled to one side of the guide member, the other end rotatably coupled to one side of the slide member, and a distance between the one end and the other end being variable, and both ends of the support unit. Sliding device for a mobile phone, characterized in that it comprises a torsion spring rotatably coupled to one end and the other end. The method of claim 1, The support unit may include a first support member having a first coupling hole fitted to a first coupling shaft provided at one side of the guide member, one end of the torsion spring rotatably coupled thereto, and one side of the slide member. And a second support member having a second coupling hole fitted to a second coupling shaft to be provided and rotatably coupled to the other end of the torsion spring, wherein the first and second support members are slidably coupled to each other. Sliding device for a mobile phone, characterized in that. The method of claim 2, At least one of the first and second support members is provided with a long hole in a longitudinal direction, and at least one of the first and second support members is provided with a support shaft slidably inserted into the long hole. Sliding device for mobile phones.