KR100765179B1 - Slid type cover opening and shutting device for mobile phone - Google Patents

Abstract

A slide type cover opening and closing device for a mobile terminal is provided to allow a cover of a mobile terminal to be naturally and smoothly opened and closed by minimizing degradation or loss of elastic force in using an elastic member such as a compression coil spring, and lengthen the life span of the elastic member. A guide member(20) has a platy shape. A platy moving member(40) is slidably combined with the guide member. The first and second rotary levers(50,60) are installed between the guide member and the moving member, slidably combined with each other, and include hinge holes. A pair of hinge pins(80)are assembly to the guide member and the moving member through the hinge holes of the first and second rotary levers(50,60). Both end portions of a plurality of elastic members(70) are supported by horizontal portions(54,64) of the first and second rotary levers(50,60).

Description

Sliding Type Cover Opening and Shutting Device for Mobile Phone

1 is a perspective view showing an embodiment of a sliding cover opening and closing device for a mobile terminal according to the present invention.

Figure 2 is an exploded perspective view showing an embodiment of a sliding cover opening and closing device for a mobile terminal according to the present invention.

Figure 3 is a perspective view for explaining a coupling state of the first rotary lever and the second rotary lever and the elastic member in one embodiment of a sliding cover opening and closing device for a mobile terminal according to the present invention.

Figure 4 is an exploded perspective view for explaining the coupling state of the first rotary lever and the second rotary lever and the elastic member in one embodiment of the slide cover opening and closing device for a mobile terminal according to the present invention.

Figure 5 is a plan view showing an embodiment of a sliding cover opening and closing device for a mobile terminal according to the present invention.

Figure 6 is a side view showing an embodiment of a sliding cover opening and closing device for a mobile terminal according to the present invention.

Figure 7 is an enlarged plan view showing the support grooves of the first rotary lever and the second rotary lever in one embodiment of a sliding cover opening and closing device for a mobile terminal according to the present invention.

8 is a cross-sectional view showing the support grooves of the first rotary lever and the second rotary lever in one embodiment of the slide cover opening and closing device for a mobile terminal according to the present invention.

9 is a longitudinal cross-sectional view showing a state in which the first rotary lever and the second rotary lever are coupled in one embodiment of the sliding cover opening and closing device for a mobile terminal according to the present invention.

10 is an exploded perspective view for explaining a state in which the hinge pin is assembled in one embodiment of the sliding cover opening and closing device for a mobile terminal according to the present invention.

11 is a cross-sectional view illustrating a state in which a hinge pin is assembled in an embodiment of a slide cover opening and closing device for a mobile terminal according to the present invention.

12 is a plan view showing a state in which the cover of the portable terminal is half open in one embodiment of the slide-type cover opening and closing device for a portable terminal according to the present invention.

13 is a side view showing a state in which the cover of the portable terminal is half open in one embodiment of the slide-type cover opening and closing device for a mobile terminal according to the present invention.

Figure 14 is a plan view showing a state in which the cover of the portable terminal fully open in one embodiment of the slide-type cover opening and closing device for a mobile terminal according to the present invention.

15 is a side view showing a state in which the cover of the portable terminal is completely open in one embodiment of the slide-type cover opening and closing device for a mobile terminal according to the present invention.

16 is a perspective view showing the hinge pin portion of the first rotary lever and the second rotary lever in another embodiment of the sliding cover opening and closing device for a mobile terminal according to the present invention.

17 is a cross-sectional view of the hinge pin portion of the first rotary lever and the second rotary lever in another embodiment of the sliding cover opening and closing device for a mobile terminal according to the present invention.

The present invention relates to a slide-type cover opening and closing device for a mobile terminal, and more particularly, since the elastic force acts precisely in the direction in which the cover is opened and closed, the opening and closing of the cover is made smoothly, and the decrease and loss of the elastic force is configured for the mobile terminal. Sliding cover opening and closing device.

In general, in order to use services such as broadcasting and communication wirelessly while moving in places other than a fixed location, mobile terminals such as mobile phones, PDAs, notebook computers, and DMB phones are frequently used.

The portable terminal is one of the essential necessities indispensable in order to enjoy the convenience of life according to the development of the information industry, and the mobile phone is widely distributed to elementary, middle and high school students and the elderly.

In the portable terminal as described above, various methods are applied to open and close the cover, which can be divided into a hinge method, a slide method, and a swing method.

In particular, the portable terminal for opening and closing the cover by a slide method is one of the most widely applied methods in recent years because of various advantages such as easy to use, less trouble, and a stylish design.

The basic structure of the mobile terminal for opening and closing the cover by the slide method is a configuration for sliding the cover installed in the display unit up and down from the main body, the keypad is installed, the conventional sliding type opening and closing for the mobile terminal of various structures based on the basic structure Devices are manufactured around each manufacturer.

For example, the conventional sliding cover opening and closing device for a mobile terminal is made of a guide member fixed to the main body of the mobile terminal, a plate-like movement fixed to the cover of the mobile terminal and slidably assembled to the guide member A member and an elastic member are rotatably coupled to both ends of the movable member and the guide member so that the sliding member is made to slide more easily and smoothly.

The elastic member is configured such that the sliding movement of the cover is naturally made by the elastic restoring force as the user applies the force to the cover until the movable member slides for a certain period in the open or closed state of the portable terminal.

By the way, in the conventional sliding cover opening and closing device for a mobile terminal configured as described above is to use a coil spring or a torsion spring, etc. as an elastic member, in this case, the contact with the guide member and the moving member is made during the flow of the opening and closing of the cover Since it will cause damage to the guide member and the moving member, such as scratches.

And in the case of manufacturing the elastic member using a metal material, it is difficult to manufacture and productivity is reduced because the ring-shaped ring portion for rotatably coupled to the guide member and the moving member to be formed at both ends of the elastic member.

In addition, the elastic member is in contact with the guide member and the moving member and the like, causing noise and frictional resistance, such as to interfere with the opening and closing operation.

In addition, since the elastic member may flow up and down, there is a possibility that an accurate and smooth opening and closing operation may not be performed.

Furthermore, in the conventional slide cover opening and closing device for a mobile terminal, as the assembly is degraded by performing riveting or punching to couple the ring portion to the guide member or the moving member, it is difficult to increase the production efficiency and reduce the manufacturing cost. Even in the face of limitations.

An object of the present invention is to solve the above problems, the elastic force of the elastic member acts on the cover through a pair of rotary levers slidably coupled to each other so that the elastic force acts correctly along the opening and closing direction of the cover of the mobile terminal. And to provide a sliding cover opening and closing device for a portable terminal capable of minimizing the decrease and loss of the elastic force, the object.

Another object of the present invention is to provide a sliding cover opening and closing device for a portable terminal which can eliminate the ring portion in the elastic member and assemble two parts which are identical to each other, thereby making it easy to manufacture and improving productivity.

The slide cover opening and closing device for a mobile terminal proposed by the present invention comprises a plate-shaped guide member, a plate-shaped moving member slidably coupled to the guide member, and a “T” -shaped plate, respectively, and each vertical end portion thereof. A first rotary lever and a second rotary lever slidably coupled between the guide member and the movable member in a state in which the vertical portions face each other so as to protrude past the horizontal portions of each other, and the first rotary lever and the second rotary lever are slidably coupled to each other; At least one pair of hinge pins which are assembled to the guide member and the moving member through the vertical end of the rotary lever, and at least one at a predetermined interval between both the vertical parts of the first and second rotary levers. It includes a plurality of elastic members are installed in each of the two end portions of the horizontal portion of the first and second rotary levers are supported.

The guide member and the moving member are formed with assembly holes for assembling the hinge pins, respectively.

Hinge holes through which the hinge pins pass are formed at the vertical end portions of the first and second rotation levers, respectively.

The hinge pin is formed in a plate-shaped head portion, a cylindrical shaft portion integrally formed on one side of the head portion and inserted into the hinge hole, and formed at the opposite end of the head portion of the shaft portion and inserted into the assembly hole. It comprises a locking jaw portion which is caught and supported, and a cutout portion formed in the shaft portion for branching part or all of the shaft portion to two or more branches.

A pair of rail grooves, each of which is vertically slidably supported, is formed in the center of the horizontal portion of the first and second rotation levers, and a support groove in which the elastic member is inserted and supported is formed between the rail grooves. do.

Next, a preferred embodiment of the slide cover opening and closing device for a mobile terminal according to the present invention will be described in detail with reference to the drawings.

First, an embodiment of the slide-type cover opening and closing device for a portable terminal according to the present invention, as shown in Figures 1 to 4, the plate-shaped guide member 20, the plate member is slidably coupled to the guide member 20 A first rotating lever 50 installed between the moving member 40 and the guide member 20 and the moving member 40 and slidably coupled to each other and having hinge holes 53 and 63 formed thereon, respectively. And the guide member 20 and the moving member 40 penetrating through the second rotation lever 60 and the hinge holes 53 and 63 of the first rotation lever 50 and the second rotation lever 60. A pair of hinge pins 80 assembled to the plurality of hinge pins 80 and the horizontal parts 54 and 64 of the first rotating lever 50 and the second rotating lever 60, respectively. It consists of the elastic member 70.

The guide member 20 is a pair of grooves formed by using a metal plate and a synthetic resin and integrally fixed to both edges of the body 22 and having guide grooves 32 formed therein. It comprises a member 30.

The movable member 40 is made of metal or synthetic resin, and a pair of rails 42 are slidably coupled to the guide groove 32 of the groove member 30 at both edges thereof.

The guide member 20 and the movable member 40 may also be implemented in the same configuration as the guide member and the movable member which are generally used in a slide type opening and closing device for a portable terminal.

As shown in FIGS. 5 and 6, the guide member 20 is mainly fixed to the main body 12 of the mobile terminal 10, and the moving member 40 is the cover 16 of the mobile terminal 10. It is mainly fixed at.

The guide member 20 and the moving member 40 are formed with assembly holes 24 and 44 to which the hinge pin 80 is assembled.

9 to 11, the hinge pin 80 is formed integrally on one side of the disk-shaped head portion 82 and the head portion 82 and the first rotary lever 50 and A cylindrical shaft portion 84 provided through the hinge holes 53 and 63 of the second rotary lever 60, and formed in the shaft portion 84, and partially or entirely part of the shaft portion 84 is bifurcated. It includes a cutout 88 for branching and the locking jaw portion 86 formed at the opposite end of the head portion 82 of the shaft portion 84.

In the hinge pin (80), the locking projection (86) in the process of the shaft portion 84 passes through the hinge holes (53, 63) of the first and second rotary levers (60) and (60). The cutout width of the cutout 86 is narrowed and widened to allow penetration therethrough.

The first rotation lever 50 and the second rotation lever 60 are each formed of a "T" shaped plate and are disposed opposite to each other and are overlapped and installed.

The hinge is formed at the end portions of the first and second rotation levers 50 and 60 that do not meet the horizontal portions 54 and 64. Holes 53 and 63 are formed, respectively.

In the above, a pair of seating grooves 55 and 65 in which the head portion 82 of the hinge pin 80 is seated around the hinge holes 53 and 63 at both ends of the vertical portion 52. Each of these can also be formed.

As shown in FIGS. 4 and 8, vertical portions 52 and 62 of each of the first and second rotation levers 50 and 62 are positioned at the centers of the horizontal portions 52 and 62. Rail grooves 54 and 64 are slidably coupled to each other.

Support grooves 58 and 2 on which both ends of the elastic member 70 are supported at both ends of the horizontal portions 52 and 62 of the first and second rotation levers 50 and 60. 68) are formed respectively.

The support grooves 58 and 68 are formed in a substantially " T " shape, as shown in Figs. 3, 4 and 7, and the horizontal portions 58a and 68a are formed through the vertical portion 58b. ) And 68b are each formed recessed to a predetermined depth.

In the above, the engaging portions 59 and 69 are formed in the vertical portions 58b and 68b, respectively.

Both ends of the elastic member 70 are inserted into the vertical grooves 58b and 68b of the support grooves 58 and 68 in the first rotation lever 50 and the second rotation lever 60. After the locking step (59), the locking groove 72 is fixed to the hanging by the 69 is formed along the circumference, respectively.

The elastic member 70 is made of a tension coil spring wound in a spiral shape using a steel wire to form a cylindrical shape.

When the tension coil spring is used as the elastic member 70, the first rotation lever 50 and the second rotation lever 60 have stronger elastic force as the hinge holes 52 and 62 move away from each other. Attracted to each other.

3 and 4, at least one elastic member 70 at a predetermined interval on both sides of the vertical portion 52 of the first rotation lever 50 and the second rotation lever 60, respectively. Each one is installed.

The support grooves 58 of the horizontal portion 54 of the first rotation lever 50 and the second rotation lever 60 are formed by setting the number corresponding to the elastic member 70.

And another embodiment of the slide-type cover opening and closing device for a mobile terminal according to the present invention, as shown in Figure 16 and 17, the plate-shaped guide member 20, and the plate member slidably assembled to the guide member 20 Moving member 40 on the top,

The vertical portions 52, 62 face each other so that the ends of each of the vertical portions 52, 62 protrude past the horizontal portions 54, 64 of each other and are formed of " T " The first rotation lever is installed between the guide member 20 and the moving member 40 in an overlapping state and slidably coupled to each other, and the hinge pins 90 are formed at the ends of the vertical parts 52 and 62, respectively. At least one at each of the 50 and the second rotary lever 60 and the vertical portions 52 and 62 of the first and second rotary levers 60 and 60, respectively. It includes a plurality of elastic members 70 are installed and supported at both ends of the horizontal portion 54, 64 of the first rotary lever 50 and the second rotary lever 60, respectively.

Since the guide member 20, the movable member 40, and the elastic member 70 may be implemented in the same configuration as the above-described embodiment, detailed description thereof will be omitted.

The hinge pins 90 of the first rotation lever 50 and the second rotation lever 60 are integrally formed at opposite ends of the horizontal portions 54 and 64 of the vertical portions 52 and 62. A cylindrical shaft portion 94 which is respectively assembled in the assembly holes 24 and 44 of the guide member 20 and the movable member 40, and formed at one end of the shaft portion 94 and assembled The locking jaw portion 96 inserted into the holes 24 and 44 and supported by the hanging portion and the end portion of the shaft portion 94 or the opposite end of the head portion 92 are divided into two or more branches. It comprises a cutout 98 formed along the longitudinal direction.

The first rotation lever 50 and the second rotation lever 60 may be replaced with the hinge holes 53 and 63 in the first rotation lever 50 and the second rotation lever 60 of the above-described embodiment. Except that the hinge pin portion 90 is formed, it can be implemented in the same configuration as the above-described embodiment, so a detailed description thereof will be omitted.

Also in the above-described other embodiments, the present invention can be implemented in the same manner as in the above-mentioned one-time example except for the above-described configuration, and thus detailed description thereof will be omitted.

Next, the operation of the sliding cover opening and closing device for a mobile terminal according to the present invention made as described above will be described in detail with reference to the drawings.

First, as shown in FIGS. 5 and 6 when the cover 16 is closed with respect to the body 12 of the portable terminal 10, one end (upper part) of the guide member 20 and the moving member 40. The combined state of the first rotary lever 50 and the second rotary lever 60 is maintained in an oblique (beveled) state in the moving direction of the cover 16 and the elastic member 70 has an elastic force The tensile elasticity of the small size is applied in a direction in which the hinge hole 53 of the first rotary lever 50 and the hinge hole 63 of the second rotary lever 60 are far from each other.

12 and 13, when the cover 16 is pushed upward until the cover 16 is opened halfway from the main body 12, the guide member 20 is in the middle of the moving member 40. The first rotation lever 50 and the second rotation lever 60 are rotated about the hinge pin 80 and are substantially perpendicular to the moving direction of the cover 16. Will be located.

In such a state, the elastic member 70 is tensioned to lengthen and the tensile elasticity is increased, so that the movable member 40 is automatically moved upward even when the user no longer applies a force to the cover 16. Done.

As shown in FIGS. 14 and 15, as the moving member 40 moves as described above, the guide member 20 is coupled to the other end (lower end) of the moving member 40 while the cover ( 16 is completely opened, the first rotation lever 50 and the second rotation lever 60 is inclined in the moving direction of the moving member 40 while rotating around the hinge pin 80, respectively.

In the above, the elastic member 70 is returned to its original state as when the cover 16 is closed, and the tensile elastic force is weakened or released.

When the cover 16 is closed from the main body 12 of the portable terminal 10 in the open state, the operation is performed in the reverse order to the above process, and thus detailed description thereof will be omitted.

In the above description of the preferred embodiment of the sliding cover opening and closing device for a mobile terminal according to the present invention, the present invention is not limited to this, but the claims and the detailed description of the invention, various modifications within the scope of the accompanying drawings It is possible to practice and this also falls within the scope of the present invention.

According to the slide-type cover opening and closing device for a mobile terminal according to the present invention made as described above, since the elastic elastic force of the elastic member acts on the cover through a pair of rotary levers slidably coupled to each other along the cover opening and closing direction of the mobile terminal The elastic force acts exactly.

Therefore, when the elastic member such as the compression coil spring is used, the middle part may be bent or flow due to excessive compression, thereby minimizing the decrease or loss of the elastic force. Therefore, the opening and closing operation of the cover of the mobile terminal is smooth and the life of the elastic member is extended. do.

And since the first rotary lever and the second rotary lever is made of the same "T" shaped plate can reduce the manufacturing cost.

According to the slide-type cover opening and closing device for a mobile terminal according to the present invention, since the elastic member is coupled to the hinge pin without forming a ring-shaped ring or the like at both ends of the elastic member, it is easier to manufacture than the conventional ring. Productivity is improved.

That is, the mass production is advantageous as compared to forming the ring portion by bending both ends of the conventional elastic member, thereby improving productivity and reducing manufacturing costs.

According to the slide-type cover opening and closing device for a mobile terminal according to the present invention, assembling of the hinge pin for rotatably supporting the elastic member is easy and simple structure, thereby improving assembly.

Therefore, the production efficiency can be increased and manufacturing cost can be reduced as compared with the conventional assembly structure such as riveting.

Furthermore, when the mounting groove is formed around the hinge hole on both sides of the vertical part of the rotary lever, the assembling direction of the hinge pin can be freely selected, thereby greatly improving the assemblability.

Furthermore, since the number of parts is reduced by integrally forming the hinge pin part on the rotating lever, manufacturing cost can be reduced.

According to the slide-type cover opening and closing device for a mobile terminal according to the present invention, since the elastic member can be easily assembled and supported in the support groove formed in the horizontal portion of the rotary lever, the assembling work becomes easy and the parts can be easily replaced.

In addition, since it is possible to easily install a plurality of elastic members, it is possible to easily adjust the size of the elastic force, and thus it is possible to apply to various sizes of portable terminals.

Claims (9)

A plate-shaped guide member, A plate-shaped moving member slidably coupled to the guide member; First rotating levers each formed of a “T” -shaped plate and installed between the guide member and the moving member in a state where the vertical parts face each other so that each vertical end part protrudes through each other's horizontal parts and overlaps with each other; And a second rotating lever, A pair of hinge pins which are assembled to the guide member and the moving member, respectively, through the vertical end portions of the first and second rotary levers; A plurality of elastic members are installed in each of the vertical portion of the first rotary lever and the second rotary lever at least one spaced apart from each other and supported at both ends of the horizontal portion of the first rotary lever and the second rotary lever, respectively. Sliding cover opening and closing device for a mobile terminal comprising a. The method according to claim 1, Rail grooves each of which vertical portions are slidably coupled to each other are formed at the centers of the horizontal parts of the first and second rotation levers, respectively, and support grooves to which the elastic member is inserted and supported are formed. Slide opening and closing device for a portable terminal. The method according to claim 2, The support grooves of the first and second rotation levers have a “T” shape, the horizontal portions of the supporting grooves are formed through the vertical grooves, the vertical portions are recessed to a predetermined depth, and the locking jaws are formed on the vertical portions, respectively. , The elastic member is formed by using a coil coil is formed in a cylindrical shape wound in a spiral shape and the locking jaw is inserted into the horizontal portion of the support groove of the first and second rotary lever along the circumference at both ends Sliding cover opening and closing device for a mobile terminal, each of which is fixed to the hanging groove is fixed. The method according to claim 3, The guide member and the moving member are formed with assembly holes for assembling the hinge pin, respectively, Hinge holes through which the hinge pin penetrates are formed at vertical ends of the first and second rotary levers, respectively. The hinge pin is formed in a plate-shaped head portion, a cylindrical shaft portion integrally formed on one side of the head portion and inserted into the hinge hole, and formed at the opposite end of the head portion of the shaft portion and inserted into the assembly hole. Sliding cover opening and closing device for a mobile terminal including a latching jaw portion to be caught and supported, and a cutout portion formed in the shaft portion for branching part or all of the shaft portion to two or more branches. The method according to claim 4, And a pair of seating recesses in which the heads of the hinge pins are seated, respectively, around the hinge holes on both sides of the vertical parts of the first and second rotary levers. The method according to any one of claims 1 to 5, The guide member is made of a metal plate and coupled to the body of the mobile terminal is fixed to the body, and a pair of groove members made of synthetic resin and integrally fixed to both side edges of the body and formed with a guide groove, respectively Including, The movable member is made of metal or synthetic resin, and is coupled to the cover of the portable terminal, and is fixed to each side, and is formed in a pair of rails that are slidably coupled to the guide grooves of the groove member at both corners. Sliding lid switch for terminal. A plate-shaped guide member, a plate-shaped moving member slidably assembled to the guide member, and a “T” -shaped plate, respectively, and the vertical portions face each other so that the vertical ends protrude past the horizontal portions of each other. It is installed between the guide member and the movable member in a state and is slidably coupled and the first rotary lever and the second rotary lever and the hinge pin is formed at the end of the vertical portion, respectively, the first rotary lever and the second rotary lever It includes a plurality of elastic members which are installed at one or more spaces at both sides of the vertical portion, respectively, and supported at both ends of the horizontal portion of the first rotation lever and the second rotation lever, The guide member and the moving member are each formed with a pair of assembling holes to which the hinge pin is assembled, The hinge pin portion is formed integrally with the vertical end portions of the first and second rotation levers, and has a cylindrical shaft portion assembled to each of the assembly holes of the guide member and the moving member, and at one end of the shaft portion. A sliding cover formed of a locking jaw formed and inserted into the assembly hole and supported by hooking, and an incision formed along the longitudinal direction of the shaft so that the whole or the opposite end of the shaft is divided into two or more branches. Switchgear. The method according to claim 7, In the center of the horizontal portion of the first rotation lever and the second rotation lever is formed a rail groove in which the vertical portions of each other are slidably coupled, and support grooves in which the elastic member is inserted and supported are formed with the rail groove therebetween, respectively. , The support grooves of the first and second rotation levers have a “T” shape, the horizontal portions of the supporting grooves are formed through the vertical grooves, the vertical portions are recessed to a predetermined depth, and the locking jaws are formed on the vertical portions, respectively. , The elastic member is formed by using a coil coil is formed in a cylindrical shape wound in a spiral shape and the locking jaw is inserted into the horizontal portion of the support groove of the first and second rotary lever along the circumference at both ends Sliding cover opening and closing device for a mobile terminal, each of which is fixed to the hanging groove is fixed. The method according to claim 7 or 8, The guide member is made of a metal plate and coupled to the body of the mobile terminal is fixed to the body, and a pair of groove members made of synthetic resin and integrally fixed to both side edges of the body and formed with a guide groove, respectively Including, The movable member is made of metal or synthetic resin, and is coupled to the cover of the portable terminal, and is fixed to each side, and is formed in a pair of rails that are slidably coupled to the guide grooves of the groove member at both corners. Sliding lid switch for terminal.

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