KR20060068337A - Apparatus for opening and shutting a tray of an electronic appliance - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tray opening and closing device for an electronic product, wherein the first and second hinge pins 111 and 112 are provided on both sides of the apparatus for opening and closing the entrance and exit 12 of a tray formed on the panel 10 of the electronic product. The insertion holes 121 and the first and second hinge pins 111 are rotatably formed at both sides of the doors 12 and the inner side 11 of the panel 10, respectively. 2 guide pins 131 are formed to extend in parallel with the inner surface 11 of the panel 10 so that the hinge pin 112 is inserted to move along the inner surface 11 of the panel 10. The first and second brackets 120 and 130 and the inner surface 11 of the panel 10 protrude to be adjacent to the guide hole 131 of the second bracket 130, the second hinge pin 112 is guided Both ends of the stopper 140 restricting end movement of the second hinge pin 112 to stay at one side of the hole 131, and the inner surface 11 of the door 110 and the panel 10. Each fixed, a spring 150 that door 110 provides an elastic force so as to close the doorway (12). Accordingly, the present invention is a state in which one hinge pin of the door hinged to the other when assembling the door for opening and closing the door of the tray for loading or unloading these media in electronic products using a medium such as DVD or CD The door can be easily assembled by simply sliding the hinge pin, and the door can be easily separated without damaging other members.

Description

Tray opening and closing device of electronic product {APPARATUS FOR OPENING AND SHUTTING A TRAY OF AN ELECTRONIC APPLIANCE}

1 is a rear view showing a tray door opening and closing device of an electronic product according to the prior art,

Figure 2 is a rear view showing the tray opening and closing device of the electronic product according to the present invention,

Figure 3 is a perspective view showing the main portion of the tray opening and closing device of the electronic product according to the present invention.

<Description of Symbols for Main Parts of Drawings>

110 door 111 first hinge pin

112: second hinge pin 120: first bracket

121: insertion hole 130: second bracket

131: guide hole 131a: extension portion

140: stopper 141: sliding surface

150: spring 151,152: spring fixing

The present invention relates to a tray door opening and closing device of an electronic product, and more particularly to a tray door opening and closing device of an electronic product that facilitates the attachment and detachment of a door that opens and closes the entrance and exit of a tray in an electronic product using a medium such as a DVD or a CD. It is about.

In general, electronic products such as DVD players and CD players are provided with trays for loading / unloading DVDs and CDs through the entrances, and the entrances are opened when the trays are opened and closed. It is closed to block the dust that enters the inside.

Referring to the accompanying drawings, a door opening and closing device for a tray provided in an electronic product such as a conventional DVD player or CD player will be described below.

1 is a rear view showing a tray opening and closing device of an electronic product according to the related art. As shown, the tray entrance opening and closing device 10 of the electronic product according to the prior art is a door 11, the hinge pins (11a, 11b) are formed on both sides, respectively, and the doorway (inside the panel 1) 2) a fusion protrusion formed on one side and the first bracket 12 hinged to one of the hinge pins 11a of the door 11 and the other side of the doorway 2 on the inner side of the panel 1; Both ends of the second bracket 13 to which the other hinge pin 11b of the door 11 is hinged by being fitted into the 13a and fixed by fusion, and both ends of the door 11 and the inner surface of the panel 1 Each of which has a fixed spring 14.

The tray entrance opening and closing device 10 of the electronic device according to the related art has a rear surface of the door 11 when a tray (not shown) on which a DVD or CD is mounted is advanced for loading or unloading such a medium. Pressurizes and the door 11 rotates forward about the hinge pins 11a and 11b to open the doorway 2, and the door 11 is released from the spring 14 when the tray (not shown) retracts for the home position. The door 2 is closed by rotating backward by the provided elastic force.

However, the tray door opening and closing device 10 of the electronic product according to the related art has one hinge pin 11a of the door 11 inserted into the first bracket 12 when assembled. Assembling the door 11 according to fusion by hinge 11b with a second bracket 13 coupled to the fusion protrusion 13a and then fixing the second bracket 13 by fusion of the fusion protrusion 13a. Not only was the work cumbersome, but the door 11 could not be removed without breaking the fusion protrusion 13a.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to assemble a door for opening and closing a door opening and closing a door for loading or unloading these media in an electronic product using a medium such as a DVD or a CD. The door can be easily assembled by simply sliding one hinge pin while the other hinge pin is hinged, and the tray door opening and closing device of an electronic product that can easily separate the door without damaging other members. To provide.

The present invention for achieving the above object is a device for opening and closing the entrance and exit of the tray formed in the panel of the electronic product, the door is formed with the first and second hinge pins on both sides, and the entrance and exit from the inner surface of the panel It is formed on both sides, respectively, the insertion hole is rotatably coupled to the first hinge pin and the second hinge pin is inserted into the guide hole extending in parallel with the inner surface of the panel to move along the inner surface of the panel, respectively A stopper for protruding the first and second brackets provided on the inner side of the panel, adjacent to the guide hole of the second bracket, and limiting the end movement of the second hinge pin so that the second hinge pin stays on one side of the guide hole; And, both ends are respectively fixed to the inner surface of the door and the panel, characterized in that it comprises a spring providing an elastic force to close the door.

Hereinafter, with reference to the accompanying drawings, the most preferred embodiments of the present invention will be described in more detail so that those skilled in the art can be easily carried out.

Figure 2 is a rear view showing the tray door opening and closing device of the electronic product according to the present invention, Figure 3 is a perspective view showing the main portion of the tray door opening and closing device of the electronic product according to the present invention. As shown, the tray door opening and closing device 100 of the electronic product according to the present invention is the door 110 and the inner surface of the panel 10 and the first and second hinge pins 111 and 112 are formed on both sides, respectively ( 11 is formed on both sides of the doorway 12 is hinged to the first and second hinge pins 111 and 112, respectively, so that the door 110 opens and closes the doorway 12, and the second hinge pin 112 and The guide hole 131 hinged to the first and second brackets 120 and 130 and parallel to the inner surface 11 of the panel 10 and the second hinge pins 112 are formed in the guide hole 131. The stopper 140 to stay on one side of the, and includes a spring 150 to provide an elastic force to the door 110.

The door 110 has first and second hinge pins 111 and 112 hinged to the first and second brackets 110 and 120 to open and close the entrance and exit 12 of the panel 10, respectively.

The first bracket 120 is formed at one side of the doorway 12 on the inner side 11 of the panel 10, and the insertion hole 121 is formed to be hinged with the first hinge pin 111 of the door 110. do.

The second bracket 130 is formed at the other side of the doorway 12 on the inner side 11 of the panel 10, and the guide hole 131 is formed to hinge the second hinge pin 112 of the door 110. In addition, the guide hole 131 extends in a direction parallel to the inner surface 11 of the panel 10 so that the second hinge pin 112 is inserted to move along the inner surface 11 of the panel 10. .

The guide hole 131 is formed with an extension portion 131a having a diameter larger than the width at the side to be inserted for assembly in order to facilitate the coupling with the second hinge pin 112.

The stopper 140 protrudes from the inner surface 11 of the panel 10 adjacent to the guide hole 131 of the second bracket 130, and the second hinge pin 112 is formed in the guide hole 131. When the door 110 is bent to some extent to be fixed, the door 110 passes through the second hinge pin 112 and then supports the end of the second hinge pin 112 to stay at one side of the guide hole 131.

The stopper 140 allows the second hinge pin 112 to move in only one direction along the guide hole 131, that is, the second hinge pin 112 is inserted into the guide hole 131 through the extension part 131a. Then, the sliding surface 141 is formed to be inclined on the side facing the end of the second hinge pin 112 so as to easily pass only when moving to a fixed position located on the lower side of the guide hole 131.

The spring 150 is fixed to both ends by the spring fixing pieces 151 and 152 formed on the inner surface 11 of the door 110 and the panel 10, respectively, and the door 110 closes the entrance 12. To provide elastic force.

The operation of the tray opening and closing device of the electronic product having such a structure is performed as follows.

Insert the first hinge pin 111 of the door 110 into the insertion hole 121 of the first bracket 120 in order to install the door 110 to be opened and closed at the doorway 12 of the panel 10, The second hinge pin 112 is easily inserted through the extension part 131a of the guide hole 131 and then moved to the lower side, that is, the position to be fixed. At this time, the second support pin 112 is slid along the sliding surface 141 of the stopper 140 by the bending of the door 110, and then the end is supported by the stopper 140 after passing through the stopper 140. Stay on one side of the guide hole 131. Accordingly, the first support pin 111 is coupled to the insertion hole 121 and the second support pin 112 is hinged to one side of the guide hole 131 by the stopper 141, thereby advancing the tray (not shown). In addition, the door 110 is smoothly rotated forward or backward from the doorway 12 when provided to the elastic force of the spring 150 by the reverse of the tray.

According to a preferred embodiment of the present invention as described above, hinges of any one hinge pin of the door when assembling the door to open and close the door of the tray for loading or unloading these media in electronic products using a medium such as DVD or CD The door can be easily assembled by simply sliding another hinge pin in a coupled state, and the door can be easily separated without damaging other members.

As described above, the tray entrance opening and closing device of the electronic product according to the present invention is any one of the doors when assembling the door opening and closing the door of the tray for loading or unloading the media in electronic products using a medium such as DVD or CD The door can be easily assembled by simply sliding another hinge pin while the hinge pin is hinged, and the door can be easily separated without damaging other members.

What has been described above is just one embodiment for implementing the tray opening and closing device for electronic products according to the present invention, the present invention is not limited to the above embodiment, as claimed in the following claims Without departing from the gist of the invention, anyone of ordinary skill in the art to which the present invention will have the technical spirit of the present invention to the extent that various modifications can be made.

Claims (2)

In the device for opening and closing the entrance and exit of the tray formed in the panel of the electronic product, A door having first and second hinge pins formed on both sides thereof, The inner side of the panel is formed on both sides of the door, the insertion hole and the second hinge pin is rotatably coupled to the inner side of the panel is inserted so as to move along the inner surface of the panel First and second brackets each having guide holes extending in parallel with the side surfaces; A stopper protruding from the inner surface of the panel to be adjacent to the guide hole of the second bracket, and limiting the end movement of the second hinge pin so that the second hinge pin stays on one side of the guide hole; Springs are provided at both ends of the door and the inner surface of the panel, respectively, and provide an elastic force to close the door. Tray opening and closing device of the electronic product including a. The method of claim 1, The stopper is, It is formed so that the sliding surface is inclined on the side facing the end of the second hinge pin in order to guide the second hinge pin to move only in one direction along the guide hole. Tray opening and closing device for electronic products, characterized in that.

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