KR100289770B1 - Housing structure apparatus for insert and extraction of smart card - Google Patents

Abstract

The present invention relates to a housing structure for inserting and extracting a smart card. The present invention consists of a case, a card storage unit, a first frame, a second frame, a card driver and a rotation driver to facilitate the insertion and extraction of the smart card, when the smart card is pushed into the case, the card and rotation While the inserted state is maintained by the surface frictional force of the pinion of the drive unit, when the smart card is pushed deeper, the restoring force of the seat spring installed in the card drive unit is increased so that the smart card is extracted, thereby inserting and extracting the smart card. A housing structure for inserting and extracting a smart card that can increase the area of a card that can be easily and manually mounted is proposed.

Description

Housing structure apparatus for insert and extraction of smart card

The present invention relates to a housing structure for inserting and extracting a smart card, and relates to a housing structure for inserting and extracting a smart card to be inserted and extracted according to the number of times the smart card is inserted.

1 is a view illustrating an insertion and extraction structure of a conventional smart card, wherein a top cover 4 and a main body PCB 3 and a card reader 5 are installed inside the top cover 4. The front panel 2 is installed at the front of the top cover 4.

Here, a space having a predetermined size is formed on the right side of the front panel 2, and the smart card 1 is inserted and extracted through the space. That is, the smart card 1 is pushed into the card reader 5 while the smart card 1 is pushed in the direction in which the card reader 5 is located among the directions of both arrows shown in the drawing. Take it out in the opposite direction and extract it.

However, in the above structure, since the front panel requires a shape for inserting and extracting a smart card, there is a restriction on the appearance shape, and also secures space on the smart card that can be mounted during insertion and extraction. That is, it is difficult to secure an area that can be mounted by hand.

The present invention has been invented to solve the above problems, an object of the present invention is to provide a housing structure for the insertion and extraction of the smart card so that the insertion and extraction of the card is made by the number of times to insert the smart card. There is.

As a technical idea for achieving the above object, a case in which a smart card is inserted and extracted, inserted into and coupled to the case, a card storage unit provided with a card reader, a first frame inserted and coupled to the case, and the first The invention comprises a second frame that is boss coupled to one frame, a card driver supported between the first frame and the second frame, and a rotation driver hinged to the case.

1 is a view showing the insertion and extraction structure of a conventional smart card.

Figure 2 is an exploded perspective view of the housing structure for inserting and extracting the smart card according to the embodiment of the present invention.

3 is a view showing a coupling state of the housing structure for inserting and extracting the smart card of FIG.

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

10: smart card 11: case

12: Front panel fixing part 13: Combination rib

14: fixing protrusion 15: card guide

16: driving PCB guide 17: pinion coupling portion

18: frame coupling rib 19: thread high information part

20: axis of rotation 21: pinion

22: tension spring 23: driving PCB

24: card reader 25: first frame

26: escape prevention hole 27: inside the card

28: first coupling rib 29: frame coupling rib guide

30: coupling guide 31: frame fixing hole

32: card driver 33: guide rib

34: departure preventing protrusion 35: tension member

36: card support 37: the first spring fixing protrusion

38: seat spring 39: second frame

40: frame high information 41: frame coupling rail

42: second coupling rib 43: card drive rail

44: second spring fixing protrusion 45: screw fixing part

46: fixing screw 100: rotary drive part

200: card cash register

Hereinafter, with reference to the accompanying drawings will be described a specific embodiment applied to the Internet set-top box to achieve the object of the present invention.

2 is an exploded perspective view of the housing structure for inserting and extracting a smart card according to an embodiment of the present invention.

3 is a view showing a coupling state of the housing structure for inserting and extracting the smart card of FIG.

2 and 3, the apparatus according to the exemplary embodiment of the present invention has a case 11, a card cashier 200, and a first frame 25 as shown in FIG. 2. And six parts of the rotation driving unit 100, the card driving unit 32, and the second frame 39.

As shown in FIG. 2, the case 11 has a rectangular shape as a whole, a front panel fixing part 12 protrudes outward from the front side thereof, and an axial coupling rib provided with a fixing protrusion 14 on the top side thereof. (13) protrudes upward and is formed.

In addition, the inside of the card guide portion 15 is formed so that the grooves of a certain length, that is, the smart card 10 can freely move forward or backward on both sides, the drive PCB guide portion 16 is similarly below A groove of a certain length, that is, the driving PCB 23 of the card storage unit 200 to be described later is formed to freely move forward or backward, and the pinion 21 of the rotary drive unit 100 to be described later can be inserted into the bottom The pinion insertion part 17 of the grade is formed.

An extension portion of the bottom surface of the case 11 has a square frame coupling rib 18 protruding from both sides, and its width and height are inserted into the frame coupling guide 29 of the first frame 25 to be described later. It is set to a width and height high enough to move forward or backward freely. In addition, at the end of the extended portion of the bottom of the case 11, the screw height information portion 19 which is screwed with the fixing screw 46 penetrating the screw fixing portion 45 of the second frame 39 to be described later downward Protrudes.

Subsequently, the rotation driving unit 100 is installed at a pinion 21 having a screw groove along a circumference, a rotation shaft 20 penetrating through the center of the pinion 21, and an end of the rotation shaft 20. It is composed of a tension spring (22).

Here, the pinion 21 is inserted into the pinion insertion portion 17 of the case 11 is free to rotate, the rotation shaft is inserted into a circular groove formed in the shaft coupling rib 13 of the case 11 The tension spring 22 is hung on the fixing protrusion 14 formed on the shaft coupling rib 13.

Therefore, the pinion 21 is not rotated to a certain degree or more.

Subsequently, the card taking-out unit 200 includes a driving PCB 23 and a card reader 24 installed at an end of the driving PCB 23, and the driving PCB 23 includes the case 11. It is inserted into the driving PCB guide portion 16.

Subsequently, the first frame 25 has a quadrangular shape in which the inside, the lower side and the rear side are open as a whole, and the frame coupling rib guide portion fitted to the frame coupling rib 18 of the case 11 at both sides of the first frame 25. 29 is formed, and the first coupling rib 28 and the first coupling rib 28 protruding therein in the upper direction of the frame coupling rib guide portion 29 is grooved inwardly coupled coupling guide The part 30 is formed.

In addition, since the inner portion 27 of the upper end of the first frame 25 is formed inside the card slot having one end shape, the front and rear linear motion of the card driver 32 to be described later is possible. Done.

The upper portion formed with the inner portion 27 of the card period is bored with a departure-avoidance groove 26 of the round shape on both sides, the frame fixing holes 31 are formed in the four rear corners of the first frame 25, respectively. It is.

Subsequently, the second frame 39 has a generally rectangular shape in which the rear surface is closed and the inside is empty, and frame fixing holes 31 are formed at the four corners so that the frame high information 40 is protruded at four corners, respectively. ) Are respectively inserted into each other and coupled to each other, and the frame coupling rails 41 formed on the bottom surface are coupled along the frame coupling ribs 18 formed on the case 11.

In addition, since the card drive unit rail 43 having one end is formed inward at the center leading end of the second frame 39, the guide rib 33 of the card drive unit 32, which will be described later, A second spring fixing protrusion 44 is formed below the card driver rail 43.

Next, the card driver 32 coupled between the first frame 25 and the second frame 39 will be described.

As shown in the drawing, the card driver 32 includes a T-shaped tension member 35, a release preventing protrusion 34 protruding upward from one end of the tension member 35, and the tension member 35. Guide ribs 33 formed on both side surfaces of the support member; a protruding card support portion 36 protruding downward from one end portion of the tension member 35; It consists of a spring fixed protrusion 37 and the seat spring 38 which abuts on the said 1st spring fixed protrusion 37. As shown in FIG.

In the card driving unit 32 configured as described above, the guide rib 33 of the tension member 35 is inserted into the card driving guide unit 27 of the first frame 25 when coupled with the first frame 25. The escape preventing protrusion 34 is inserted into the escape preventing groove 26.

In addition, the card driving unit 32 is coupled to the second frame 39, the guide rib 33 of the tension member 35 is inserted into the card driving unit rail 43 of the second frame 39, The spring 38 comes into contact with the second spring fixing protrusion 44 provided on the second frame 39.

Hereinafter, an operation of inserting and extracting a smart card in the device according to the embodiment of the present invention made as described above will be described with reference to FIG. 3.

First, when the smart card 10 is inserted, the smart card 10 is pushed into the card guide unit 15 of the case 11, the smart card 10 passed through the card guide unit 15. ) Reaches the card support part 36 of the card driver 32.

Here, the upper surface of the smart card 10 inserted in the card guide 15 is in surface contact with the pinion 21 formed on the rotary drive unit 100, the screw groove formed in the pinion 21 Since the smart card 10 is inclined toward the direction in which the smart card 10 is inserted, the insertion of the smart card 10 is easy. However, the extraction of the smart card 10 is caught on the end of the screw groove so that the card can be supported.

When the smart card 10 is inserted as described above, the pinion 10 is rotated in the direction of the arrow shown in Figure 3, accordingly, the fixing projections of the pinion insertion portion 17 of the case 11 The tension spring 22 provided in 14 is compressed.

In addition, as the smart card 10 is inserted, the seat spring 38 installed on the rear of the card driving unit 32 is compressed, and at this time, the separation preventing protrusion of the tension member 35 of the card driving unit 32 ( 34 is moved away from the departure prevention groove 26 of the first frame 25.

Here, the guide ribs 24 of the card driver 32 allow the front and rear linear motions of the inner part 27 of the first frame 25 and the inside of the card driver part rail 43 of the second frame 39. do.

This is because the card driver 32 compresses the card support part 36 of the card driver 32 by the smart card 10, and accordingly, the card driver 32 can be moved back and forth by the length to which the seat spring 39 is compressed. .

As described above, when the force for pushing the smart card 10 is blocked in the compressed seat 38, the tension spring 22 of the compressed rotary drive unit 22 is expanded, but the smart card 10 Since the smart card 10 does not bounce in the opposite direction because it is smaller than the frictional force between the surface and the pinion 21, the inserted state is maintained.

Next, the extraction operation of the inserted smart card will be described.

When a force is applied to the smart card 10 in a state inserted into the case 11 to be inserted deeper, the pinion 21 of the rotation driving unit 100 rotates again in the direction of arrow shown in the arrow. As a result, the seat spring 38 installed on the rear of the card driving unit 32 is further compressed to thereby increase the repulsive force, that is, the restoring force.

Since the restoring force of the seat spring 38 is maximized as described above, when the force acting on the smart card 10 is blocked, the restoring force of the seat spring 38 is transmitted to the smart card 10. The smart card 10 is extracted in the opposite direction when inserted.

Because, because the restoring force of the seat spring 38 installed on the rear of the card driving unit 32 is greater than the restoring force of the tension spring 22 installed on both sides of the rotation shaft 20 of the rotation driving unit 100, the smart card 10 is extracted in the opposite direction at the time of insertion.

At this time, the card driving unit 32, which is separated from the separation preventing groove 26 of the first frame 25 and moved to the rear side of the card driving guide unit 27, is moved forward by the restoring force of the seat spring 38. Move, and thus the separation preventing projection 34 of the tension member 35 is also moved forward and inserted into the separation preventing groove 26 of the first frame 25.

The present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit of the invention.

That is, in the above embodiment, the present invention has been described in the case where the present invention is applied to the Internet set-top box, but the present invention is not limited thereto and may be applied to an apparatus requiring extraction and insertion of a card such as a satellite broadcasting receiver.

As described above, the present invention provides a smart card insertion and extraction apparatus for use in an Internet set-top box, and a case in which a smart card is inserted and extracted to facilitate the insertion and extraction of a smart card, and is inserted into the case. A card holder coupled to the card reader, a first frame inserted and coupled to the case, a second frame boss-bonded with the first frame, and a card supported between the first frame and the second frame When the smart card is pushed into the case, the state is inserted by the surface friction force of the pinion of the card and the rotation driving part, while the smart card is further inserted into the case. When pushed deeply, the restoring force of the seat spring installed in the card drive unit is increased, and the smart card is extracted. As there is an effect that the insertion and extraction can be easily, and increasing the area of the card that can be mounted by hand on the smart card.

Claims (1)

The case 11 having a card guide 15 on the front side and a driving PCB guide 16 on the bottom thereof, a shaft coupling rib 13 protruding on the top surface, and a screw thread information portion 19 formed on the bottom surface thereof. Wow, A card storage unit 200 inserted into the driving PCB guide unit 16 of the case 11 and provided with a card reader 24 for recognizing the smart card 10; It is inserted along the frame coupling ribs 18 formed on the bottom of the case 11, a plurality of frame fixing holes 31 and the separation prevention hole 26 is formed on the upper edge, the card inner portion 27 The first frame 25 is formed, and The second spring fixing protrusion having a plurality of frame high information 40 is inserted into the frame fixing hole 31 of the first frame 25, the screw fixing portion 45 is formed on the bottom surface, and protrudes inwardly ( A second frame 39 formed with 44; The tension member 35 inserted into the inner portion 27 of the card frame of the first frame 25, the separation preventing protrusion 34 protruding from the tension member 35, and the tension member 35. Guide ribs 33 formed on both sides of the card, a card support portion 36 formed on the lower side of the tension member 35, and a first spring fixing protrusion 37 provided on the rear surface of the tension member 35; The card driver 32 is fixed to the first spring fixing protrusion 37 and consists of a seat spring 38 having a restoring force when the smart card 10 is inserted. A rotating shaft 20 inserted into the shaft coupling rib 13 of the case 11, a pinion 21 through which the rotating shaft penetrates and a screw groove is formed along a circumference thereof, and installed on both sides of the rotating shaft 20. It is composed of a tension spring 22, the pinion 21 is inserted into the pinion insertion portion 17 formed on the bottom of the case 11 is rotated, the tension spring 22 is connected to the shaft coupling rib (13) Housing mechanism for inserting and extracting a smart card, characterized in that it comprises a rotary drive unit 100 having a restoring force when the smart card (10) is caught by the fixed fixing (14) installed.