KR100865670B1 - Slide hinge apparatus for cellular phone - Google Patents

Abstract

A multi-stage slide hinge apparatus of the cellular phone is provided to have the long sliding interval under the same sliding interval by sliding each of an arm and a push rod and to minimize the space of the slide hinge apparatus. A slide hinge apparatus(10) includes first and second arms(110,120) and first and second push rods(130,140). First and second arms are formed so that an extrusion part and a push rod binding part are crossed with each other. First and second arms are elastically supported by the first spring. First and second push rods are built-in in the push rod binding part and are elastically supported by the second spring.

Description

Multi-stage slide hinge device of mobile phone {Slide Hinge Apparatus for Cellular Phone}

1 is a perspective view showing a multi-stage slide hinge device of the present invention.

2 is an exploded perspective view showing the multi-stage slide hinge device shown in FIG.

3 is a partial cross-sectional view showing a state in which the engaging piece is formed in the guide protrusion and the guide rail shown in FIG.

4 and 5 is an operating state diagram showing an operating state of the multi-stage slide hinge device of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: slide hinge device 110: the first arm

111,121: Protruding piece 112,122: Push rod binding piece

113,123: first pin shaft 114,124: first spring

115a, 115b: second pin shaft guide hole 116,126: first pin shaft guide hole

117,127: push rod guide 118a, 118b: guide rail

119a: guide protrusion 120: the second arm

128b: Guide rail 129a, 129b: Guide protrusion

130: first push rod 131, 141: locking jaw

132,142: second pin shaft 133, 143: second spring

134,144: stopper 140: second push rod

The present invention relates to a multi-stage slide hinge device of a mobile phone, and more particularly, by allowing the arm and the push rod to slide, respectively, to have a longer sliding distance even under the same sliding distance, thereby minimizing the space occupied by the slide hinge device. And, at the same time relates to a multi-stage slide hinge device of a mobile phone can be implemented slip.

As the spread of portable wireless terminals around the world expands, terminals with various functions and designs are being released to meet consumer tastes. These portable terminals range from a bar type terminal to a flip type. Terminal devices, flip-up type terminal (flip-up type), etc. has been developed in recent years, the folder type (folder type) and slide type (slide type) is the mainstream. The slide-type terminal is an operation structure in which the slide body is slidably moved by a predetermined length in the longitudinal direction of the terminal on the main body, thereby allowing the user to use the slide body more easily by pushing and pulling the slide body. Therefore, it is preferred to the high-end type because it can implement the miniaturization of the terminal while having a display screen similar in size to the folder type terminal. Such a slide type terminal has a tendency toward an auto sliding method in which the slide body is automatically moved as much as the remaining length when the slide body is pushed beyond a predetermined length and the whole is opened. Various hinge devices for implementing such an auto sliding method have been developed. Has been.

However, in recent years, efforts have been made to implement a slippery design, and the prior art reduces the size of the pin since the cover part surrounding the outer circumference of the pins must be provided to fix and support a plurality of cylindrical pins. There was a limit to slimming the thickness only by forming.

In addition, there is a disadvantage that has a relatively small slide interval compared to the size of the slide hinge device.

In addition, due to slippage and shrinking of the pin size, the diameter of the insertion rod is relatively thin, and there is a problem of being damaged by external pressure, and there is a problem in that the molding is not accurately molded or the molding precision is deteriorated even during injection molding.

The present invention has been made to solve the above problems, an object of the present invention is to slide the arm and the push rod, respectively, to have a longer sliding interval even under the same sliding intervals to occupy the space occupied by the slide hinge device The present invention provides a multi-stage slide hinge device of a mobile phone that can be minimized and at the same time slippery.

The present invention has the following configuration to achieve the above object.

The multi-stage slide hinge device of the mobile phone according to the present invention includes: first and second arms in which the protruding pieces and the push rod binding pieces are alternately formed and supported by the first spring; And first and second push rods respectively installed in the push rod binding piece and supported by a second spring, wherein the first and second arms and the first and second push rods are each sliding in multiple stages. It is characterized by that.

In addition, the first and second arms are formed between the protruding piece and the push rod binding piece to guide each of the guide pieces, and the push rod binding piece is formed through the first and second push rods to guide the insertion. The first push rod guide hole and the second push rod guide hole, a first pin shaft provided to extend from a position adjacent to the push rod binding piece, and the protrusion piece penetrate through the same line as the first pin shaft, A first pin shaft guide hole for guiding the first pin shaft, comprising a guide rail and the guide projections are formed in the binding guide grooves and protrusions, respectively, the guide rail and the guide projections are separated from each other To prevent the locking piece; to further provide.

The first and second push rods may include: a locking jaw formed at one end of the first and second push rods to be coupled to each of the first and second push rod guide holes, and a second pin shaft extending from a rear surface of the locking jaw. The first and second push rods are further provided with stoppers for maintaining a constant sliding distance in the first and second push rod guide holes.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in FIG. 1 or FIG. 2, the slide hinge device 10 includes first and second arms 110 and 120 and first and second push rods 130 and 140.

The first arm 110 is formed with the protrusion pieces 111 and the push rod binding piece 112 spaced apart from each other, and the push rod binding piece 112 has a first push rod guide hole penetrating through an upper portion ( A second pin shaft guide hole 115a which is opened in the longitudinal direction of the 117 and the push rod binding piece 112 and communicates with the first push rod guide hole 117 is formed. The first pin shaft guide hole 116 is opened in the push rod binding piece 112 and the protruding piece 111 adjacent thereto, and the binding piece is between the push rod binding piece 112 and the protruding piece 111. A guide groove 112a is formed, and a first pin shaft 113 protrudes from a side of the push rod binding piece 112, and a first spring 114 is inserted to surround an outer circumferential surface of the first pin shaft 113. The second arm to be described later is supported by each other. The second pin shaft guide hole 115b is formed through the side surface of the first arm 110 to communicate with the binding piece guide groove 112a and formed on the same line as the second pin shaft guide hole 115a.

Meanwhile, guide rails 118a and 118b are formed at positions where the push rod binding piece 112 and the protruding piece 112 face each other, and the guide rails 118a of the push rod binding piece 112 are respectively formed. Guide protrusions (119a) are formed on the other side formed with).

The second arm 120 is formed with the protrusion pieces 121 and the push rod binding piece 122 spaced apart from each other, and the push rod binding piece 122 has a second push rod guide hole penetrating through an upper portion ( 127 and a second pin shaft guide hole 125a which is opened in the longitudinal direction of the push rod binding piece 122 and communicates with the second push rod guide hole 127 is formed. The first pin shaft guide hole 126 is opened in the push rod binding piece 122 and the protruding piece 121 adjacent thereto, and the binding piece is disposed between the push rod binding piece 122 and the protrusion piece 121. A guide groove 122a is formed, and a second pin shaft 123 protrudes from the side of the push rod binding piece 122, and a second spring 124 is inserted to surround the outer circumferential surface of the second pin shaft 123. The first arm 110 is supported by each other. The second pin 120 penetrates through the side surface and communicates with the binding piece guide groove 122a, and a second pin shaft guide hole 125b formed on the same line as the second pin shaft guide hole 125a penetrates. .

Meanwhile, a guide rail 128b is formed at a side of the protruding piece 122 among positions at which the side of the push rod fastening piece 122 and the protruding piece 122 face each other, and the pushrod fastening piece 122 Guide protrusions (129b) are formed on the side surfaces. A separate guide protrusion 129a is formed on the other side surface on which the side guide protrusion 129b of the push rod binding piece 122 is formed. That is, the guide protrusion 119a formed on one side of the push rod binding piece 112 of the first arm 110 is inserted into the guide rail 128b formed on the side surface of the protruding piece 121 of the second arm 120. The guide rail 118a formed at one side of the push rod binding piece 112 is coupled to the guide protrusion 129b on one side of the push rod binding piece 122 and protrudes the first arm 110. The guide rails 118b formed on the side surfaces of the guide rails 129a formed on the side surfaces of the push rod binding member 122 of the second arm 120 are inserted into the protrusions 111 and 121 of the first and second arms 110 and 120. ) And the push rod binding pieces (112, 122) are coupled in a staggered state to slide.

For example, the first arm 110 and the second arm 120 are positioned so that the push rod binding pieces 112 and 122 and the protruding pieces 111 and 121 are formed to face each other so that the push rod binding pieces 112 and 122 are bound to each other. Sliding along the guide grooves (112a, 122a), wherein the first spring (114, 124) wrapped around the first pin shaft (113, 123) to support the first arm (110) and the second arm (120), The first pin shafts 113 and 123 are guided along the first pin shaft guide holes 118b and 128b formed in the protruding pieces 111 and 121 and have a structure for supporting the first and second arms 110 and 120.

On the other hand, as shown in Figure 3 the end of the guide projections (119a, 129a) and the guide rails (118b, 128b) are provided with a staggering support (118c, 128c, 119c, 129c) are provided alternately formed; The guide protrusions 119a and 129a are prevented from deviating from the guide rails 118b and 128b.

The first push rod 130 is formed of a rectangular parallelepiped plate, and forms a locking jaw 131 protruding up and down at one end of the plate body, and a pair of protruding extensions extending to the front surface where the locking jaw 131 is formed. 2 pin shafts 132 are provided. In addition, the second pin shaft 132 is provided with a second spring 133 surrounding the outer circumferential surface. Here, the first push rod 130 is further provided with a stopper 134 formed by wrapping an outer circumferential surface at a position spaced apart from the locking jaw 131 by a predetermined distance.

The second push rod 140 is formed of a rectangular parallelepiped plate, and forms a catching jaw 141 protruding up and down at one end of the plate body, and a pair of protruding extensions extending to the front surface where the catching jaw 141 is formed. 2 pin shafts 142 are provided. In addition, the second pin shaft 142 is provided with a second spring 143 surrounding the outer circumferential surface. Here, the first push rod 140 is further provided with a stopper 144 formed by wrapping an outer circumferential surface at a position spaced apart from the locking jaw 141 by a predetermined interval.

Looking at the coupling relationship of the present invention, when the first push rod 130 is inserted into the push rod guide hole 117 formed in the push rod binding piece 122 of the first arm 110, the second pin shaft 132 The end is inserted into the second pin shaft guide hole 115a, and the first push rod 130 is supported by the second spring 133 in the push rod guide hole 117. Then, the second push rod 140 is inserted into the second arm 120 in the same manner as the first arm 110 so as to be touched in the push rod guide hole 127 by the second spring 143. do. In this case, the second pin shafts 132 and 142 may be formed by injection molding like the first and second push rods 130 and 140 or by inserting a separate metal material.

The protrusion pieces 111 and 121 and the push rod binding pieces 112 and 122 are alternately inserted into each other, and the first pin shafts 113 and 123 in which the first springs 114 and 124 are inserted are inserted into and coupled to the first pin shaft guide holes 116 and 126. After the first sliding of the first and second push rods 130 and 140, the first and second arms 110 and 120 are second-slided to allow more sliding at even sliding distances.

Hereinafter, with reference to the accompanying drawings will be described the operating state of the present invention.

Referring to FIG. 4, when the first push rod 130 and the second push rod 140 are pressed toward the first and second arms 110 and 120, the first and second push rods 130 and 140 are push rod guide holes ( The second springs 133 and 143 are slid and moved along the 117 and 127, and the second pin shafts 132 and 142 are guided along the second push pin guide holes 115a and 125a of the push rod binding pieces 112 and 122. In this case, the first and second push rods 130 and 140 move at regular intervals, and the sliding stops by the stoppers 134 and 144 provided on one side.

Next, as shown in FIG. 5, when the first and second push rods 130 and 140 are continuously pressed, the first and second push rods 130 and 140 which are stopped by the stoppers 134 and 144 are first and second. The first and second arms 110 and 120 are compressed by pressing the arms 110 and 120, and the first pin shafts 113 and 123 provided on the first and second arms 110 and 120 are guided along the first pin shaft guide holes 116 and 126. The first springs 114 and 124 are compressed by the protruding pieces 111 and 121. That is, when the first and second push rods 130 and 140 are slid primarily and compressed, and the first and second arms 110 and 120 are primarily slid, the first and second push rods 130 and 140 are compressed. Relatively large intervals can be slid to have a minimum amount of space and a maximum sliding interval. On the other hand, the second pin shaft provided on the first and second push rods are guided into the second pin shaft guide hole formed in the first and second arms as the first and second arms advance.

The present invention is not limited to the embodiments described above, and various modifications and changes can be made by those skilled in the art, which are included in the spirit and scope of the present invention as defined in the appended claims.

According to the present invention, by allowing the arm and the push rod to slide respectively, it is possible to have a longer sliding interval even under the same sliding interval, thereby minimizing the space occupied by the slide hinge device, and at the same time, there is an effect that can be slipped. .

In addition, by moving the pin shaft for guiding the first push rod and the second push rod along the second guide hole, it is possible to prevent the pin shaft from protruding outward and to be damaged, and the pin shaft is introduced into the second guide hole. Since the first push rod and the second push rod are operated, there is an expected effect of preventing the first push rod and the second push rod from being shaken by the pin shaft during sliding.

Claims (6)

A first arm and a second arm in which the protruding piece and the push rod binding piece are alternately formed and supported by the first spring; And And first and second push rods respectively installed in the push rod binding piece and supported by a second spring. The first and second arms are supported and moved by a first spring, and the first and second pushrods are supported and moved by a second spring with respect to the first and second arms, and are moved. Multi-stage compression slide hinge device of the mobile phone, characterized in that the first and second push rods each sliding independently of each other . The method of claim 1, The first and second arms are formed between the protrusion piece and the push rod binding piece to guide each of the binding piece guide grooves, and the first and second push rods are formed to penetrate through the push rod binding piece. The first push rod guide hole and the second push rod guide hole, a first pin shaft provided to extend from a position adjacent to the push rod binding piece, and the protruding piece penetrating in the same line as the first pin shaft to form the first The first pin shaft guide hole for guiding the pin shaft, multi-stage compression slide hinge device comprising a. The method of claim 2, Multi-compression slide hinge device of the mobile phone characterized in that the guide rail and the guide piece are formed to cross the guide rail and the guide projection, respectively. The method of claim 3, wherein The guide rail and the guide protrusion is a multi-stage compression slide hinge device for a mobile phone, characterized in that it further comprises; engaging pieces for preventing the separation from each other. The method of claim 1, The first and second push rods may include a locking jaw formed at one end of the first and second push rod guide holes, and a second pin shaft extending from a rear surface of the locking jaw. Multi-stage compression slide hinge device of a mobile phone, characterized in that. The method of claim 5, wherein The first and second push rod stopper for maintaining a constant sliding interval in the first and second push rod guide hole; Multi-stage compression slide hinge device of the mobile phone, characterized in that further provided.

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