KR100861773B1 - Hinge for sliding type mobile phone - Google Patents

Abstract

A hinge for a sliding-type cellular phone is provided to configure a mobile conversion spring consisting of a main mobile conversion spring and a sub mobile conversion spring disposed to overlap together, thereby reducing an occupying area of the mobile conversion spring as easily assembling the spring. A guide rail unit(10) has an oblong-shaped guide plate(11). A slider(20) is combined to slide on the guide rail unit. Bush clips(50) made of synthetic resin materials are mounted on the guide plate and the slider, respectively. A mobile conversion spring(30) is installed between the guide plate and the slider. A restricting plate(43) is combined with the mobile conversion spring. A separation location stopper(42) and an arrangement location stopper(41) are combined with upper and lower ends of the guide rail unit, respectively.

Description

Hinge for Sliding Type Mobile Phone

1 is an exploded perspective view of a hinge for a sliding type mobile phone according to an embodiment of the present invention,

Figure 2 is a detailed view of the movement switching spring shown in FIG.

3 is a detailed view of the restriction plate shown in FIG. 1;

4 is a detailed view of the bush clip shown in FIG.

5 is a coupling state of the shifting spring, the restraining plate and the bush clip shown in FIG.

6, 7, 8 and 9 is an operating state diagram of a hinge for a sliding cell phone according to an embodiment of the present invention, respectively,

10 is a main perspective view of a hinge for a sliding type mobile phone according to another embodiment of the present invention;

11 is an operating state of the hinge for a sliding cell phone according to another embodiment of the present invention,

12 is a main portion perspective view of a hinge for a sliding type mobile phone according to another embodiment of the present invention;

Figure 13 is an exploded perspective view of a hinge for a conventional sliding cell phone,

14 is a detailed view of the bush clip shown in FIG.

15, 16, 17 and 18 are operation state diagrams of a hinge for a conventional sliding cell phone, respectively.

Explanation of symbols on the main parts of the drawings

10, 110: guide rail part 11, 111: guide plate

12, 112: sliding rail 20, 120: slider

21, 121: slider 22, 122: sliding part

30, 130: movement switching spring 31: main movement switching spring

31a: main stationary rock 31b: main elastic part

32: auxiliary movement conversion spring 32a: main fixed arm

32b: main elastic part 43: restraining plate

44: connection plate 41, 141: alignment position stopper

42, 142: release position stopper 50, 150: bush clip

131: fixed arm 132: elastic portion

The present invention relates to a hinge for a sliding type mobile phone, and more particularly, to a hinge mounted between the upper body and the lower body of the mobile phone for sliding one of the upper body and the lower body relative to the other party.

The mobile phone can be classified into flip method, folder method and sliding method according to the operation method of the body, and the mobile phone of the sliding method is carried with the upper body and the lower body overlapped. It has a structure that can open both the keypad and the display screen by sliding the upper body or the lower body relative to the other.

FIG. 10 is an exploded perspective view of a hinge for a conventional mobile phone, and FIG. 11 is a detailed view of the shift spring shown in FIG.

Conventional sliding type mobile phone hinge, as shown in these drawings, a guide rail portion 110 having a rectangular guide plate 111, and a slider 120 coupled to the guide rail portion 110 to be slidable. And a pair of bush clips 150 made of a synthetic resin material each mounted on the guide plate 111 and the slider 120, and a pair of movement switching springs 130 installed between the guide plate 111 and the slider 120. It has a separation position stopper 142 and the alignment position stopper 141 coupled to the upper and lower ends of the guide rail portion 110, respectively.

In addition to the guide plate 111, the guide rail unit 110 has sliding rails 112 formed on both side edges of the guide plate 111 along the longitudinal direction.

The guide plate 111 is formed such that a pair of guide plate clip holes 111a are positioned in the coupling region of the fixed arm 131 which will be described later.

In addition, the guide plate 111 is formed in a rectangular shape in which the PC rain opening 111b for passing the FPCB (Flexible Printed Board) electrically connecting the lower body and the upper body of the mobile phone to the lower region.

Guide rail unit 110 having such a configuration is usually fixed to the bottom of the lower body of the mobile phone.

The slider 120 has a rectangular sliding plate 121 and a pair of sliding portions 122 formed at both edges of the sliding plate 121, respectively.

The sliding plate 121 is installed to secure the installation space for the conversion spring (130) between the guide plate (111).

In addition, the sliding plate 121 is formed such that a pair of sliding plate clip hole 121a is located in the coupling region of the fixed arm 131 of each of the movement switching spring 130 to be described later.

In the sliding portion 122, a rail hole 122a is formed over the entire length section.

The slider 120 is installed in the guide rail portion 110 so that the sliding rail 112 is inserted into the rail hole 122a. As a result, the slider 120 may be slidably moved to the guide rail unit 110.

Slider 120 having this configuration is usually fixed to the bottom of the upper body of the mobile phone.

Each bush clip 150 has a support plate 151 in which an arm support groove 151c is formed along a longitudinal direction, and a circular cross section extending to form a right angle with the arm support groove 151c from an upper surface of the support plate 151. Has a fitting portion 152.

The support plate portion 151 has a support groove portion 151a having an arm support groove 151c formed therein, and a flow preventing flange 151b extending from the right end of the support groove portion 151a to have a larger diameter than the fitting portion 152. have.

The arm support groove 151c is formed in a rectangular shape so as to be shaped to a line end surface of the movement switching spring 130.

The fitting portion 152 is formed to extend from the upper surface center area of the flow preventing flange 151b.

In the fitting portion 152, the escape groove 152a is formed in the longitudinal direction along the longitudinal direction, and a pair of locking jaws 152b is formed between the escape grooves 152a.

Guide inclined surfaces 152c are formed at each locking jaw 152b.

Each bush clip 150 having such a configuration is forcibly fitted into the guide plate clip hole 111a and the sliding plate clip hole 121a such that the support plate 151 is positioned in the space between the guide plate 111 and the sliding plate 121. Inserted in a manner is installed. When forcing each bush clip 150 into the guide plate clip hole 111a and the sliding plate clip hole 121a, the cross section of the fitting portion 152 is reduced by the escape groove 152a, and at this time, the guide slope surface 152c. Insertion of the bush clip 150 is facilitated.

Each of the movement switching springs 130 has a pair of fixed arms 131 formed in a straight line and an elastic portion 132 formed between the pair of fixed arms 131.

The elastic portion 132 extends from each side elastic portion 132a to form a pair of side elastic portions 132a extending from each fixed arm 131 to form a curved portion that is convex upward, and a curved portion convex downward. It has an intermediate elastic part 132b and the central elastic part 132c extended from each intermediate elastic part 132b so that the curved part may be convex upward.

The moving conversion spring 130 having such a configuration is manufactured in the form of a rectangular cross section.

Each movement switching spring 130 is coupled to the guide plate 111 and the sliding plate 121 by inserting both ends of the fixed arm 131 into the arm support groove 151c of the bush clip 150. Accordingly, the movement switching spring 130 is rotatable while the slider 120 moves along the longitudinal direction of the guide rail portion 110.

The coupling between the guide plate 111 and the sliding plate 121 of the movement switching spring 130 is preferably made so that the initial elastic force is accumulated in the elastic portion 132.

And the coupling point (that is, the formation point of the guide plate clip hole and the sliding plate clip hole) for the guide plate 111 and the sliding plate 121 of each movement switching spring 130, the sliding plate 121 of the sliding rail 112 The straight line connecting the coupling point with the guide plate 111 and the sliding plate 121 when in the lower end is inclined in the longitudinal direction of the sliding rail 112, the straight line connecting the coupling point of each movement switching spring 130 Is chosen to be approximately side by side.

Accordingly, the switching position is formed at a point where the substantially middle region elastic part 132 of the guide plate 111 is disposed horizontally in the longitudinal direction of the sliding rail 112.

Referring to Figures 15 to 18 the operation of the conventional sliding type mobile phone hinge having the above-described configuration is as follows. For convenience of explanation, it is assumed that the slider 120 is in pressure contact with the alignment position stopper 141 (see FIG. 15, in which the upper body and the lower body are aligned, that is, overlapped with the slider being in pressure contact with the alignment position stopper). Lost).

First, when the slider 120 is moved toward the release position stopper 142, the fixed arm 131 of each movement switching spring 130 approaches. Accordingly, the elastic portion 132 of the movement switching spring 130 is deformed while the elastic force is accumulated (see FIGS. 15 and 16). The elastic force accumulation in the movement switching spring 130 continues until the slider 120 reaches the switching position.

When the slider 120 passes through the switching position, the fixed arms 131 of the respective moving switching springs 130 move away from each other. Accordingly, the elastic force is transmitted to the sliding plate 121 while the deformation occurring in the elastic portion 132 of the movement switching spring 130 is reduced (see FIGS. 17 and 18). The slider 120 is accelerated toward the release position stopper 142 by the elastic force transmitted from the elastic portion 132.

The movement of the movement switching spring 130 occurs in the same way when moving the slider 120 from the separation position stopper 142 to the alignment position stopper 141.

Conventional sliding hinges for mobile phones having the above-described configuration are disclosed in 2006 Patent Application No. 18703 (name of the invention: hinge for sliding mobile phones).

However, according to the hinge for the conventional sliding type mobile phone, there is a problem that the occupied area of the movement switching spring 130 is increased because the pair of movement switching springs 130 are fixed to the sliding plate 121 at a distance. If the occupied area of the movement switching spring 130 becomes large, a secondary problem occurs such that the movement switching spring 130 may invade the PCB opening 111b and the FPC may be damaged.

In addition, since the pair of the movement switching springs 130 must be fixed to the guide plate 111 and the sliding plate 121 independently, there is a problem that the assembly of the movement switching springs 130 is difficult.

Accordingly, an object of the present invention is to provide a hinge for a sliding type mobile phone which can reduce the occupied area of the mobile switching spring and can easily assemble the mobile switching spring.

According to the present invention, there is provided a guide rail portion having a rectangular guide plate and sliding rails formed one by one in the longitudinal direction on both side edge portions of the guide plate, and a rectangular sliding plate and both side edge portions of the sliding plate. Each of the guide plates having a pair of sliding parts formed on each side of the guide plate and a slider coupled to the guide rail to be slidably moved, and a switching position in which the sliding movement direction is switched in the intermediate region of the guide rail part are respectively formed. And a hinge for a mobile phone having a movable switching spring rotatably coupled to the sliding plate, wherein the movable switching spring is inclined in a direction in which both ends are fixed to the guide plate and the sliding plate and approach toward each other. A pair of main fixed rock formed to form and the pair of A pair of auxiliary fixed arm formed between the fixed rock and having a main elastic conversion spring having a main elastic portion deformed to accumulate elastic force when the slider moves along the guide rail portion; Achieved by a hinge for a sliding type mobile phone, characterized in that it has an auxiliary elastic portion having the same structure as the main elastic portion, and includes an auxiliary movement switching spring installed to overlap the main movement switching spring along the plate surface direction of the guide plate. do.

Here, the main elastic portion is preferably formed to have a plurality of curved portions so as to disperse the elastic force.

The restraint plate coupled to the main movement switching spring and the auxiliary movement switching spring is further provided such that the auxiliary movement switching spring and the main movement switching spring are mutually restrained with respect to each other so as to maintain the stretching operation of the movement switching spring. It is preferable to comprise it.

The main travel conversion spring and the auxiliary travel conversion spring are divided into two parts so that a single standard travel conversion spring having a constant width (between both ends of the mobile conversion spring) can be used for a guide plate of a plurality of sizes having different widths. ; The main mobile switching spring splitter may be configured to further include a connecting plate connecting the auxiliary mobile switching spring splitter to each other.

In addition, the connection plate is preferably made of a flexible material so as to improve the durability of the shifting spring.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view of a hinge for a mobile phone sliding type according to an embodiment of the present invention, Figure 2 is a detailed view of the movement switching spring shown in Figure 1, Figure 3 is a detailed view of the restraining plate shown in Figure 1 4 is a detailed view of the bush clip shown in FIG. 1, FIG.

The hinge for a mobile phone according to an embodiment of the present invention, as shown in these drawings, the guide rail portion 10 having a rectangular guide plate 11, so that the sliding movement to the guide rail portion 10 Combined slider 20, the bush clip 50 of synthetic resin material each mounted on the guide plate 11 and the slider 20, and the movement switching spring 30 installed between the guide plate 11 and the slider 20 And a restraining plate 43 coupled to the movement switching spring 30, and a separation position stopper 42 and an alignment position stopper 41 coupled to the upper and lower ends of the guide rail portion 10, respectively.

In addition to the guide plate 11, the guide rail portion 10 has a sliding rail 12 is formed one by one along the longitudinal direction at both side edges of the guide plate (11).

The guide plate 11 is formed such that one guide plate clip hole 11a is positioned at a coupling region of the main fixed arm 31a and the auxiliary fixed arm 32a which will be described later.

In addition, the guide plate 11 is formed in a rectangular shape in which the PC rain opening portion 11b for passing the FPCB (Flexible Printed Board) electrically connecting the lower body and the upper body of the mobile phone to the lower region.

Guide rail portion 10 having such a configuration is usually fixed to the bottom of the lower body of the mobile phone.

The slider 20 has a rectangular sliding plate 21 and a pair of sliding portions 22 formed at both edges of the sliding plate 21, respectively.

Sliding plate 21 is installed so as to ensure a space for the movement switching spring 30 between the guide plate (11).

In addition, one sliding plate clip hole 21a is formed in the sliding plate 21 so as to be located at a coupling region between the main fixed arm 31a and the auxiliary fixed arm 32a, which will be described later.

The rail hole 22a is formed in the sliding part 22 over the entire length section.

The slider 20 is installed in the guide rail portion 10 so that the sliding rail 12 is inserted into the rail hole 22a. Accordingly, the slider 20 can be slidably moved with respect to the guide rail portion 10.

Slider 20 having this configuration is usually fixed to the bottom of the upper body of the mobile phone.

Each bush clip 50 has a support plate portion 51 in which an arm support groove 51c is formed along a longitudinal direction, and a circular cross section extending so as to be perpendicular to the arm support groove 51c from an upper surface of the support plate portion 51. Has a fitting portion 52.

The support plate 51 has a support groove 51a in which the arm support groove 51c is formed, and a flow preventing flange 51b extending from the right end of the support groove 51a to have a diameter larger than the fitting portion 52. have.

The arm support groove 51c is formed in a rectangular shape so as to be shape-fitted to the line end surface of the movement switching spring 30.

The fitting portion 52 is formed to extend from the central region of the upper surface of the flow preventing flange 51b.

In the fitting portion 52, the escape groove 52a is formed in the longitudinal direction along the longitudinal direction, and a pair of locking jaws 52b are formed between the escape grooves 52a.

Guide slopes 52c are formed in the locking jaw 52b.

Each bush clip 50 having such a configuration is forcibly fitted in the guide plate clip hole 11a and the sliding plate clip hole 21a such that the support plate 51 is positioned in the space between the guide plate 11 and the sliding plate 21. Inserted in a manner is installed. When each bush clip 50 is inserted into the guide plate clip hole 11a and the sliding plate clip hole 21a, the cross section of the fitting portion 52 is reduced by the escape groove 52a, and at this time, the guide inclined surface 52c. Insertion of the bush clip 50 is facilitated.

The movement switching spring 30 has a main movement switching spring 31 and an auxiliary movement switching spring 32 which is installed to overlap the main movement switching spring 31 along the plate surface direction of the guide plate 11.

The main movement switching spring 31 has a pair of main fixed arms 31a formed in a straight line and a main elastic part 31b formed between the pair of main fixed arms 31a.

The pair of main fixed arms 31a are each formed to be inclined in a direction approaching the other.

The main elastic part 31b has a pair of main side elastic modulus 31c extending from each main fixed arm 31a so as to form a curved part which is convex upward, and each main side elastic part 31c which forms a curved part which is convex downward. And a main intermediate elastic part 31e extending from each main intermediate elastic part 31d so as to form an upwardly convex curved part.

The main movement switching spring 31 having such a configuration is manufactured in the form of a rectangular cross section. Of course, the main movement switching spring 31 can be produced in other forms, such as a circular cross section.

The auxiliary movement switching spring 32 has a pair of auxiliary fixed arms 32a having the same shape as the main fixed arm 31a, and an auxiliary elastic part 32b having the same shape as the main elastic part 31b. Has

The auxiliary elastic part 32b is an auxiliary side elastic part 32c having the same structure as that of the main side elastic part 31c, and an auxiliary intermediate elastic part 32d having the same shape as the main intermediate elastic part 31d. ) And an auxiliary central elastic portion 32e having the same structure as the main central elastic portion 31e.

The main movement switching spring 31 and the auxiliary movement switching spring 32 guide plates 11 by inserting both ends of the main fixed arm 31 a and the auxiliary fixed arm 32 a into the arm supporting groove 51 c of the bush clip 50. ) And the sliding plate 21. Accordingly, the main movement switching spring 31 and the auxiliary movement switching spring 32 are rotatable while the slider 20 moves along the longitudinal direction of the guide rail portion 10.

Here, the coupling between the main movement switching spring 31 and the auxiliary movement switching spring 32 to the guide plate 11 and the sliding plate 21 is such that the initial elastic force is accumulated in the main elastic portion 31b and the auxiliary elastic portion 32b. It is preferable.

And the coupling point (that is, the formation point of the guide plate clip ball and the sliding plate clip ball) of the guide plate 11 and the sliding plate 21 of the main movement switching spring 31 and the auxiliary movement switching spring 32 is the sliding plate 21 ) Is a straight line connecting the coupling point with the guide plate 11 and the sliding plate 21 when the lower end of the sliding rail 12 is selected to be inclined in the longitudinal direction of the sliding rail (12).

Accordingly, the switching position is formed at a point where the substantially middle region main elastic portion 31b and the auxiliary elastic portion 32b of the guide plate 11 are arranged horizontally in the longitudinal direction of the sliding rail 12.

In the restraint plate 43, a pair of restraint grooves 43a are formed in a curved shape.

The restraining plate 43 having such a configuration is installed such that the main central elastic part 31e and the auxiliary central elastic part 32e are forcibly fitted into the restraint groove 43a.

Accordingly, the auxiliary movement switching spring 32 is restrained with respect to the main movement switching spring 31 by the restriction plate 43.

Referring to Figures 6 to 9 the operation of the sliding-type mobile phone hinge according to an embodiment of the present invention having the above-described configuration as follows. For convenience of explanation, it is assumed that the slider 20 is in pressure contact with the alignment position stopper 141 (see FIG. 6, in which the upper body and the lower body are aligned, that is, overlapped with the slider in pressure contact with the alignment position stopper). Lost).

First, when the slider 20 is moved toward the separation position stopper 42, the pair of main fixed arms 31a and the pair of auxiliary fixed arms 32a approach. As a result, the elastic force is accumulated while the main elastic part 31b and the auxiliary elastic part 32b are deformed (see FIGS. 6 and 7). The elastic force accumulation in the main movement switching spring 31 and the auxiliary movement switching spring 32 continues until the slider 20 reaches the switching position.

When the slider 20 passes through the switching position, the pair of main fixed arms 31a and the pair of auxiliary fixed arms 32a move away from each other. Accordingly, the elastic force is transmitted to the sliding plate 21 while the deformation occurring in the main elastic part 31b and the auxiliary elastic part 32b is reduced (see FIGS. 8 and 9). The slider 20 is accelerated toward the release position stopper 42 by the elastic force transmitted from the main elastic part 31b and the auxiliary elastic part 32b.

The operation of the main movement switching spring 31 and the auxiliary movement switching spring 32 occurs in the same manner when the slider 20 is moved from the separation position stopper 42 to the alignment position stopper 41.

On the other hand, in the above-described embodiment, one restraint plate 43 is provided in the main central elastic part 31e and the auxiliary central elastic part 32e, but the main intermediate elastic part 31d and the auxiliary intermediate elastic part 32d are provided. It is a matter of course that the present invention can be implemented by installing one or two or more in other regions of the main elastic part 31b and the auxiliary elastic part 32b.

In addition, in the above-described embodiment, the main movement switching spring 31 and the auxiliary movement switching spring 32 are formed as a single body, but as shown in FIG. 10, the present invention can be implemented by dividing into two bodies.

Figure 10 is a perspective view of the main portion of the hinge for a sliding cell phone according to another embodiment of the present invention.

The hinge for a mobile phone according to another embodiment of the present invention, as shown in Figure 10, the main movement switching spring (31 ') and the secondary movement switching spring (32') are each two (hereinafter, respectively "main movement" Connection spring partitioned body " and " auxiliary shifting spring splitter " ", and interposed between the main shifting spring splitter 31'a and the auxiliary shifting spring splitter 32'a. Except that it has a plate 44 has the same structure and function as the hinge for a sliding cell phone according to an embodiment of the present invention.

One end of each of the main movable switching spring splitter 31'a and the auxiliary movable switching spring splitter 32'a is bent.

The connecting plate 44 is made of a flexible material such as rubber plastic, and two pairs of connecting grooves 44a are bent between the main shifting spring splitter 31'a and the auxiliary shifting spring splitter 32'a. It is formed so as to correspond to the stage.

By manufacturing the connecting plate 44 made of a flexible material such as rubber plastic, it is possible to improve the durability of the shifting switching springs 31 'and 32' (connecting the main shifting spring splitter and the auxiliary shifting spring splitter). Less warpage in the area adjacent to the plate).

The connecting plate 44 having such a configuration is installed such that the bent end of the main central elastic partial partition 31'a and the bent end of the auxiliary central elastic partial partition 32'a are inserted into the connection groove 44a. . Accordingly, the main moving switching spring split body 31'a and the auxiliary moving switching spring split body 32'a are connected to each other by the connecting plate 44.

On the other hand, the main elastic portion 31b and the auxiliary elastic portion 32b according to the embodiment of the present invention, as shown in Figure 12, of course can be implemented to have a different form of structure.

According to the embodiment of the present invention as described above, by configuring the movement switching spring 30 to include the main movement switching spring 31 and the auxiliary movement switching spring 32 arranged to overlap each other, the movement switching spring 30 Occupancy area can be reduced, and the movement switching spring 30 can be easily assembled.

And by forming the main elastic portion 31b and the auxiliary elastic portion 32b to have a plurality of curved portions, it is possible to disperse the elastic force.

And by coupling the restraining plate 43 to the main movement switching spring 31 and the auxiliary movement switching spring 32, it is possible to stably maintain the stretching movement of the movement switching spring 30 (main movement switching spring during expansion and contraction operation). And twisting of each of the main and secondary shifting springs are prevented and flatness is maintained, and interference between the main shifting spring and the secondary shifting spring is prevented). Furthermore, as the interference between the main movement switching spring 31 and the auxiliary movement switching spring 32 is prevented, noise due to contact can be reduced.

In addition, the main movement switching spring 31 'and the auxiliary movement switching spring 32' are respectively divided into two, and the main movement switching spring splitter 31'a and the auxiliary movement switching spring splitter 32'a mutually. By connecting to the connecting plate 44, a single standard mobile switching spring having a constant width (between both ends of the mobile switching spring) to a guide plate 11 of a plurality of sizes of different widths, that is, to various kinds of mobile phones of different widths It becomes usable.

In addition, since the connecting plate 44 is made of a flexible material, it is possible to improve the durability of the moving switching springs 31 'and 32' (adjacent region of the connecting plate of the main moving switching spring splitter and the auxiliary moving switching spring splitter). Less warpage).

Therefore, according to the present invention, by configuring the movement switching spring to include the main movement switching spring and the auxiliary movement switching spring arranged to overlap each other, it is possible to reduce the occupied area of the movement switching spring and to easily assemble the movement switching spring.

Claims (5)

A guide rail having a rectangular guide plate and sliding rails formed one by one in both side edges of the guide plate in a longitudinal direction, and a pair of sliding parts formed in each of the rectangular sliding plate and both side edges of the sliding plate. Both ends are rotatably coupled to the guide plate and the sliding plate, respectively, so that a slider coupled to the guide rail to be slidably moved through a sliding part and a switching position in which the sliding movement direction is switched are formed in an intermediate region of the guide rail part. In the hinge for a mobile phone with a mobile switching spring, The movement switching spring is formed between the pair of main fixed arms and the pair of main fixed arms formed at both ends of the guide plate and the sliding plate to be inclined in a direction approaching each other and the slider is the guide A main movement switching spring having a main elastic portion deformed to accumulate elastic force when moving along a rail portion, and a pair of auxiliary fixed arms having the same structure as the main fixed arm and a structure having the same shape as the main elastic portion And a sub-movement switching spring installed to overlap with the main movement switching spring along the plate surface direction of the guide plate. The method of claim 1, The main elastic portion hinges for a sliding type mobile phone, characterized in that it is formed to have a plurality of curved portions. The method according to claim 1 or 2, And a restraint plate coupled to the main movement switching spring and the auxiliary movement switching spring such that the auxiliary movement switching spring and the main movement switching spring are mutually restrained with respect to the other party. The method according to claim 1 or 2, The main movement switching spring and the auxiliary movement switching spring are respectively divided into two bodies; And a connection plate for connecting the main mobile switching spring splitters to each other and the auxiliary mobile switching spring splitters to each other. The method of claim 4, wherein The connecting plate is a hinge for a sliding type mobile phone, characterized in that made of a flexible material.

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