KR200218021Y1 - Latching apparatus of notebook computer - Google Patents

Abstract

The present invention relates to a latching device for a notebook computer, comprising: a main body; A notebook computer having a front casing and a back casing coupled to each other with a liquid crystal display panel interposed therebetween, the notebook computer having a display unit coupled to be rotatable on one side of the main body, the hook receiving hole being recessed in the main body; An opening formed in at least one side edge of the front casing and the back casing; A first rib formed in the rear casing so as to be parallel to the opening plane; A second rib disposed at one side of the first rib and having at least one locking protrusion formed through the plate surface; A handle portion accommodated in the opening, a sliding portion slidably received between the first rib and the second rib spaced apart from the handle portion by a predetermined distance, a connecting portion connecting the handle portion and the sliding portion, A hook protruding from one side of the sliding part so as to be held at an edge of a hook accommodation hole, and protruding from one side of the sliding part and slidably accommodated in the locking protrusion so that the hook approaches the opening. A latch member having at least one locking projection for preventing flow; It characterized in that it comprises a spring member for applying an elastic force to the latch member. Thereby, a latching device of a notebook computer is provided which can suppress the flow of the latch member and can suppress the damage and deformation of the components due to the flow.

Description

LATCHING APPARATUS OF NOTEBOOK COMPUTER}

The present invention relates to a latching device of a notebook computer, and more particularly, a notebook computer that can prevent damage and deformation of parts caused by the play by suppressing the play of the latch member that integrally couples the main body and the display to each other. The latching device of the present invention.

1 is a perspective view of a general notebook computer. As shown, the notebook computer has a main body 10 and a display unit 20 rotatably coupled to the main body 10. A keyboard 11 is formed on the top surface of the main body 10 to input information, and a hard disk and a main board, not shown, are embedded therein. A plurality of connection ports 12 are formed at the side edges of the main body 10 for connecting peripheral devices (not shown), and a pair of hook accommodation holes may be provided at one side of the upper surface of the main body 10 to accommodate hooks to be described later. (13) is recessed.

The display unit 20 is electrically connected to the main body 10 to display predetermined information, and a liquid crystal display panel 21 and a front casing 23 having openings formed to expose the display surface of the liquid crystal display panel 21. And a rear surface disposed behind the liquid crystal display panel 21 so as to be in mutual contact with the front casing 23 to support the liquid crystal display panel 21 with the front casing 23 in a rotatable manner with respect to the main body 10. It has a casing 25.

2 is a plan sectional view of a latching device area of a conventional notebook computer, FIG. 3 is a front sectional view of FIG. 2, FIG. 4 is an enlarged side sectional view of FIG. 2, and FIG. 5 is a perspective view of the latch member of FIG. As shown in these figures, the display unit 20 has a hook 149 protruding toward the main body 10 side of the notebook computer to maintain the state in which the display unit 20 and the main body 10 are integrally coupled. A latching device 110 is provided.

The latching device 110 of the conventional notebook computer includes a latch member 120 which is received between the front casing 23 and the rear casing 25 and coupled to expose the hook 149 through the front casing 23. The hook receiving hole 13 is formed in the main body 10 to accommodate the hook 149 and the hooking jaw 15 is formed so as to contact the hook 149 at one side edge and maintain the engagement state. The hook 149 is accommodated between the front casing 23 and the rear casing 25 so that the hook 149 elastically contacts the edge of the hook receiving hole 13 and the hook 149 and the catching jaw 15 are mutually connected. It is configured to include a spring member 125 for elastically pressing the latch member 120 to maintain the locked state.

An opening 127 opened to the front casing 23 is formed at the side edge of the rear casing 25, and one side edge of the opening 127 protrudes toward the front casing 23 and a longitudinal direction of the opening 127 is formed. A rear rib 129 extending along is formed. One side of the rear rib 129 has a spring coupling portion 131 is formed so that one end of the spring member 125 for elastically pressing the latch member 120 is accommodated.

The front casing 23 is formed with a front rib 133 that protrudes from the point spaced apart from the side edge by a predetermined distance to the rear casing 25 and extends along the longitudinal direction of the opening 127. On one side of the hook receiving hole 13 formed in the main body 10 to pass through the plate surface so as to communicate with each other is formed through the hook hole (135).

On the other hand, the latch member 120 is accommodated in the opening 127 so that one side is exposed to the outside and slidable, and a plurality of protrusions 143 are formed in the exposed area. The front rib accommodating part 143 and the rear rib accommodating part 147 are formed at both side edges in the sliding direction to accommodate the front rib 133 and the rear rib 129, respectively. The front rib accommodating part 143 is formed with a plurality of protrusions 145 protruding to have an almost "c" shape so as to be in contact with the outer surface of the front rib 133, respectively. One side of the front rib receiving portion 143 has a hook 149 is formed to protrude through the hook through hole 135 exposed to the outside, and one side of the hook 149 in the one end of the spring member 125 A spring height information 151 protruding to accommodate the length section is formed.

By such a configuration, when the display unit 20 is rotated in a direction approaching the main body 10, the hook 149 exposed to the outside through the hook through hole 135 formed in the front casing 23 is exposed to the main body ( In contact with the outer edge of the hook receiving hole 13 of 10) is moved along the longitudinal direction of the opening 127 and the spring member 125 is compressed to accumulate the elastic force.

The hook 149 is accommodated in the hook receiving hole 13 and is slidably moved to return to the initial position by the elastic force of the spring member 125 at the same time to maintain the latching jaw 15 and the locked state, thereby 10 and the display unit 20 are not separated from each other unintentionally.

By the way, in the latching device 110 of the conventional notebook computer, the front rib 133 and the front casing 23 and the rear casing 25, respectively, to prevent the latch member 120 from being separated to the outside. The rear ribs 129 are formed, the latch member 120 forms the front rib receiving portion 143 and the rear rib receiving portion 147 to be coupled to each other, and the front rib receiving portion 143 is formed on the front rib 133. Protruding portion 145 having a "c" shape to contact the three surfaces of the), so that the latch member 120 is assembled so as to be slidably movable with respect to the front rib 133 and the rear rib 129. 145 and the clearance between the front rib 133 and the rear rib 129 and the rear rib receiving portion 147 inevitably occurs.

Due to this, when the display unit 20 and the main body 10 are coupled, the hook 149 is not accommodated into the hook accommodation hole 13 and collides with the outer edge of the hook accommodation hole 13, thereby hooking the hook 149. And there is a problem that the edge of the hook receiving hole 13 is damaged or deformed.

Accordingly, an object of the present invention is to provide a latching device for a notebook computer, which can suppress the play of the latch member with respect to the front casing and the back casing to prevent damage and deformation of parts caused by the play.

1 is a perspective view of a typical notebook computer,

2 is a plan sectional view of a latching device area of a conventional notebook computer;

3 is a front sectional view of FIG. 2;

4 is an enlarged side cross-sectional view of FIG.

5 is a perspective view of the latch member of FIG. 4;

6 is an exploded perspective view of a latching device area of a notebook computer according to an embodiment of the present invention;

7 is an enlarged perspective view of the latch member of FIG. 6;

8 is a bottom view of the engaged state of the latch member of FIG. 6;

9 and 10 are front cross-sectional and side cross-sectional views of the engaged state of the latch member region of FIG. 6, respectively.

Explanation of symbols on the main parts of the drawings

10: main body 13: hook accommodation hole

15: locking step 20: display unit

21 liquid crystal display panel 23 front casing

25: back casing 27: hook through hole

31 opening 35 first rib

36: cutout 37: second rib

38: locking projection 41: latch member

43: handle portion 44: slipper

45: protrusion 49: sliding part

51: spring fixing 53: jamming

54: inclined surface 55: protrusion

57: connection 59: hook

61: spring member 62: hook

The above object, according to the present invention, the main body; A notebook computer having a display unit coupled to one side of the main body with a front casing and a rear casing coupled to each other with the liquid crystal display panel therebetween so that the display surface of the liquid crystal display panel connected to the main body is exposed. The hook receiving hole is formed in the display unit side plate surface of the main body; An opening formed in at least one side edge of the front casing and the back casing; A first rib formed in the rear casing so as to be parallel to the opening plane; A second rib formed in the rear casing so as to be spaced apart from the first rib in parallel with the first rib and having at least one locking protrusion formed through the plate surface; A handle part accommodated in the opening so that one side is exposed to the outside, a sliding part slidably received between the first rib and the second rib at a predetermined distance from the handle part, and the handle part and the sliding part A connecting portion connected integrally, a hook formed in the hook accommodation hole to protrude from one side of the sliding portion so as to be held at the edge of the hook accommodation hole, and a protrusion formed at one side of the sliding portion to slide in the locking projection hole. A latch member that is accommodated and has at least one locking projection to prevent flow in a direction in which the hook approaches the opening; It is achieved by a latching device of a notebook computer, characterized in that it comprises a spring member for applying an elastic force to the latch member so that the hook is accommodated inside the hook receiving hole.

Here, the connecting portion of the latch member is formed to have a reduced width compared to the first rib, the first rib is formed with a cut portion that is predetermined cut from the front casing side so as to slidably accommodate the connecting portion It is desirable to have.

In addition, the handle portion is slidably in contact with the inner surface of the front casing is effective to prevent the flow in the direction in which the hook is spaced apart from the opening.

In addition, the locking projections are preferably formed in a pair spaced apart a predetermined distance with respect to the sliding movement direction.

It is effective that the inclined surface has an inclined surface that is inclined forward from the protruding end with respect to the coupling direction when receiving the sliding portion between the first rib and the second rib.

And, it is preferable to further include a protruding portion protruded along the protruding direction of the locking projection on one side of the sliding portion in contact with the end surface of the second rib.

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

6 is an exploded perspective view of the latching device region of the notebook computer according to an embodiment of the present invention, Figure 7 is an enlarged perspective view of the latch member of Figure 6, Figure 8 is a bottom view of the engaged state of the latch member of Figure 6, 9 and 10 are front cross-sectional and side cross-sectional views of the engaged state of the latch member region of FIG. 6, respectively. The same reference numerals are given to general configurations of the notebook computer described above with reference to FIG. 1, and a detailed description thereof will be omitted. As shown in these figures, the latching device 30 of the notebook computer is slidably received between the front casing 23 and the rear casing 25 and one region protrudes outward through the rear casing 25. A latch member 41 having a hook 59, a hook receiving hole 13 formed in the main body 10 to accommodate the hook 59, a front casing 23 and a rear casing 25. The spring 59 is elastically pressurized by the latch member 41 so as to be interposed between the hooks 59 so as to be in contact with the inner edge of the hook accommodation hole 13 to maintain the latched state. Here, the spring member 61 is formed of a tension coil spring, and the engaging ring 62 is formed at both ends of the spring member 61, respectively.

In each corner region of the front casing 23 and the rear casing 25, a screw hole 24 and a screw boss portion 26 are formed to be fastened by mutual fixing screws 71, respectively.

Openings 31 are formed at the side edges of the front casing 23 and the rear casing 25 so as to receive a handle portion of a latch member to be described later in cooperation with each other by cutting a predetermined width from the mutual contact area, and FIG. 6. The first rib 35 and the second rib 37 protrude from the lower side of the opening 31 of the rear casing 25 in parallel to the opening plane in the up and down direction. One side of the first rib 35 and the second rib 37 is spaced apart a predetermined distance along the sliding direction of the latch member 41 so that one end of the spring member 61 is fixed to the back spring 39. It protrudes from the plate surface of the casing 25.

The protruding end of the first rib 35 is formed with a cutout 36 cut in length and width so as to be opened toward the front casing 23, and the latch member 41 is formed in the second rib 37. A pair of locking projections 38 in the long hole is formed through the sliding movement direction of the through hole.

The front casing 23 is formed with a hook through hole 27 penetrating through the plate surface so as to be able to communicate with the hook receiving hole 13 formed in the main body 10.

The latch member 41 has a handle portion 43 accommodated in the opening so that one side is exposed to the outside, and is spaced apart from the handle portion 43 by a predetermined distance between the first rib 35 and the second rib 37. The sliding part 49 interposed so that sliding is possible, the connection part 57 formed so that the handle part 43 and the sliding part 49 may be integrally connected, and the sliding part 49 transversely from the one side of the sliding part 49 in a sliding movement direction. Is configured to include a hook 59 is protruded to protrude to the outside through the hook passing hole (27).

The handle portion 43 has a reduced length compared to the length of the opening 31 so as to be slidably moved in the opening 31, and the exposed surface has a plurality of protrusions having a concave-convex cross-sectional shape to prevent slipping. The configured non-slip part 44 is formed. The rear surface of the handle portion 43 is formed with a pair of protrusions 45 protruding to contact the first rib 35 and extending laterally in the sliding movement direction.

The connecting portion 57 is formed to have a reduced width in the longitudinal direction so as to be slidably accommodated in the cutout 36 of the first rib 35, and the front casing 23 of the handle portion 43. It is formed to extend toward the sliding portion 49 from a point spaced apart from the side edge toward the rear casing 25 by a predetermined distance.

One side of the sliding part 49 is formed with a hook 59 protruding along the thickness direction of the front casing 23 and the rear casing 25 and protruding outward through the hook through hole 27. A spring fixing part 51 is formed to protrude along the sliding direction so that one end of the spring member 61 is locked.

On the side surface of the second rib 37 of the sliding portion 49, a pair of locking projections 53 are formed to protrude from the plate surface and are spaced apart from each other in the sliding direction. The locking protrusion 53 is formed with an inclined surface 54 inclined toward the sliding part 49 toward the front from the protruding end in the engagement direction of the latch member 41, respectively.

Protruding portion 55 is formed on one side of the sliding portion 49 to protrude along the protruding direction of the locking protrusion 53 and extend along the sliding movement direction so as to be in sliding contact with the protruding end surface of the second rib 37. It is.

By such a configuration, when the connecting portion 57 is positioned between the cutouts 36 with the opposite side of the hook 59 facing the first ribs 35 and the second ribs 37, the locking projections 53 is in contact with the protruding end of the second rib 37. At this time, when the latch member 41 is pressed toward the rear casing 25 side, the second rib 37 is elastically opened outward while contacting the inclined surface of the locking protrusion 53, and each locking protrusion 53 is formed. It is accommodated in the locking projection 38 and at the same time returns to its initial position by its elastic force. As a result, the latching member 41 is in contact with the edge of the locking projection 38 so that the locking projection 53 can slide in the longitudinal direction of the locking projection 38, but the hook 59 is opened in the opening 31. The flow toward the side side, that is, the upward direction is prevented.

Next, when one end of the spring member 61 is coupled to the spring fixing part 51 formed on one side of the sliding part 49, and the other end is pulled to the spring go information 39, the latch member 41 is a spring go information ( 61) is subjected to an elastic force.

When the coupling of the spring member 61 is completed, the rear casing 25 and the front casing 23 are coupled so that the hook 59 is exposed to the outside through the hook through hole 27, and the fixing screw 71 is Pass through the screw hole 24 of the front casing 23 to be screwed to the screw boss portion 26. Then, the latch member 41 is slidably contacted with the inner surface of the front casing 23 on the front casing 23 side edge of the handle 43, so that the hook 59 moves away from the opening 31, That is, the flow to the lower side is prevented.

On the other hand, when the display unit 20 is rotated in a direction approaching the main body 10, the inclined surface of the hook 59 is in contact with the edge of the hook receiving hole 13 of the main body 10, the latch member 41 is The spring member 61 is slid and moved in the direction in which the spring member 61 is extended, and the spring member 61 is tensioned to accumulate elastic force. The latch member 41 is returned to its initial position by the elastic force of the spring member 61 at the same time as the hook 59 is accommodated in the hook accommodation hole 13, whereby the hook 59 is hook hook hole (13) In contact with the engaging jaw 15 formed at one edge of the display unit 20 to prevent the rotation in the direction away from the main body 10 to maintain the locked state.

As described above, according to the present invention, in the opening region of the rear casing, a first rib and a second rib spaced apart from each other in parallel to the opening plane are formed, and a pair of protrusions are provided in the second rib, A latching device of a notebook computer provided with a latching protrusion to be slidably coupled to each other to prevent play of the latch member with respect to the front and rear casings, thereby preventing damage and deformation of components due to the play. Is provided.

Claims (6)

A main body; A notebook computer having a display unit coupled to one side of the main body with a front casing and a rear casing coupled to each other with the liquid crystal display panel therebetween so that the display surface of the liquid crystal display panel connected to the main body is exposed. The hook receiving hole is formed in the display unit side plate surface of the main body; An opening formed in at least one side edge of the front casing and the back casing; A first rib formed in the rear casing so as to be parallel to the opening plane; A second rib formed in the rear casing so as to be spaced apart from the first rib in parallel with the first rib and having at least one locking protrusion formed through the plate surface; A handle part accommodated in the opening so that one side is exposed to the outside, a sliding part slidably received between the first rib and the second rib at a predetermined distance from the handle part, and the handle part and the sliding part A connecting portion connected integrally, a hook formed in the hook accommodation hole to protrude from one side of the sliding portion so as to be held at the edge of the hook accommodation hole, and a protrusion formed at one side of the sliding portion to slide in the locking projection hole. A latch member that is accommodated and has at least one locking projection to prevent flow in a direction in which the hook approaches the opening; And a spring member for applying an elastic force to the latch member so that the hook is accommodated in the hook accommodation hole and held therein. The method of claim 1, The connecting portion of the latch member is formed to have a smaller width than the first rib, and the first rib is formed with a cutout portion cut from the front casing side so as to slidably receive the connecting portion. A latching device for a notebook computer. The method of claim 1, And the handle portion is slidably contacted with the inner surface of the front casing to prevent the hook from flowing in a direction away from the opening. The method according to any one of claims 1 to 3, The latching projection of the notebook computer, characterized in that formed in a pair separated by a predetermined distance with respect to the sliding movement direction. The method of claim 4, wherein The latching protrusion of the notebook computer, characterized in that the inclined surface is inclined forward from the protruding end with respect to the coupling direction when the sliding portion is received between the first rib and the second rib. The method according to any one of claims 1 to 3, The latching device of the notebook computer, characterized in that further comprising a protrusion on one side of the sliding portion in the protruding direction of the engaging projection in contact with the end surface of the second rib.