CN213151081U

CN213151081U - IC card socket connector

Info

Publication number: CN213151081U
Application number: CN202022423337.7U
Authority: CN
Inventors: 李福建
Original assignee: Chenzhou Yuanfeng Guangcai Technology Co ltd
Current assignee: Chenzhou Yuanfeng Guangcai Technology Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-05-07
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses an IC card seat connector, which is used for connecting with an IC card and comprises an insulating body, a first group of contact terminals, a second group of contact terminals and a third group of contact terminals; one end of the first group of contact terminals, the second group of contact terminals and the third group of contact terminals are respectively provided with a first conductive contact part, a second conductive contact part and a third conductive contact part which are in contact with the IC card; the first conductive contact part and the third conductive contact part are arranged on two sides of the insulating body; the second conductive contact part and the first conductive contact part or the third conductive contact part are arranged in a staggered manner; the utility model discloses, difficult short circuit.

Description

IC card socket connector

Technical Field

The utility model belongs to the technical field of electronic connector, concretely relates to IC card seat connector.

Background

The IC card has the function of storing circuits or other electronic program forms, the use of the IC card is very wide, and the IC card seat connector can realize the reading, transmission and exchange of data stored in a chip in the IC card. In the prior art, when the IC card socket connector is provided with a plurality of groups of contact terminals, the short circuit phenomenon is easy to occur.

Disclosure of Invention

In order to overcome the technical defect, the utility model provides a IC card seat connector, the radiating effect is good, difficult short circuit.

In order to solve the above problem, the utility model discloses realize according to following technical scheme:

the utility model provides an IC card seat connector, which is used for connecting with an IC card and comprises an insulating body, a first group of contact terminals, a second group of contact terminals and a third group of contact terminals;

one end of the first group of contact terminals, the second group of contact terminals and the third group of contact terminals are respectively provided with a first conductive contact part, a second conductive contact part and a third conductive contact part which are in contact with the IC card;

the first conductive contact part and the third conductive contact part are arranged on two sides of the insulating body; the second conductive contact part and the first conductive contact part or the third conductive contact part are arranged in a staggered mode.

Furthermore, the heat dissipation device also comprises a heat dissipation cover; the heat dissipation cover is detachably connected with the insulation body, and a concave part in contact with the IC card is arranged on the heat dissipation cover.

Furthermore, the insulating body is provided with a plurality of contact terminal assembling grooves, and the first group of contact terminals, the second group of contact terminals and the third group of contact terminals are assembled on the insulating body through the contact terminal assembling grooves.

Further, the heat dissipation cover is provided with a through hole for preventing the heat dissipation cover from contacting with the first group of contact terminals, the second group of contact terminals or the third group of contact terminals.

Furthermore, assembling grooves are formed in two sides of the insulating body, and inserting portions matched with the assembling grooves are formed in two sides of the heat dissipation cover.

Furthermore, the first group of contact terminals, the second group of contact terminals and the third group of contact terminals are respectively provided with welding parts at one ends far away from the first conductive contact part, the second conductive contact part and the third conductive contact part, and the welding parts are welded with an external circuit board.

Further, the number of the through holes is the same as the number of the first group of contact terminals, the second group of contact terminals, and the third group of contact terminals.

Further, still include the switch and move the stator, the switch moves the stator setting and is in on the insulator.

Further, still include the grounding piece, the grounding piece is assembled on insulator.

Further, the first conductive contact portion, the second conductive contact portion and the third conductive contact portion are all arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a IC card seat connector, the setting of the electrically conductive contact site dislocation of second is in first electrically conductive contact site or the electrically conductive contact site of third, when can making first group contact terminal, second group contact terminal and third group contact terminal not short circuit each other, and the arm of force of first group contact terminal, second group contact terminal is all long enough, improves the life of this device.

Drawings

The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view showing the structure of an IC card holder connector in embodiment 1;

fig. 2 is a schematic structural view of the IC card holder connector of embodiment 1 without the heat dissipation cover inserted therein;

FIG. 3 is an exploded view of the IC card holder connector in embodiment 1;

fig. 4 is a schematic diagram of the moment arm in example 1.

Fig. 5 is a schematic diagram of an IC card in embodiment 1.

FIG. 6 is a schematic view of an insulating body according to embodiment 1;

fig. 7 is another schematic view of the insulating body according to embodiment 1.

Description of the labeling: 1. an insulating body; 11. a contact terminal assembly groove; 12. an assembly groove; 2. a heat dissipation cover; 21. a recess; 211. a through hole; 22. an insertion portion; 3. a first set of contact terminals; 31. a first conductive contact; 4. a second set of contact terminals; 41. a second conductive contact; 5. a third set of contact terminals; 51. a third conductive contact; 6. welding the part; 7. switching on and off the moving and static sheets; 8. and a grounding piece.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

The embodiment discloses an IC card socket connector, which is used for connecting with an IC card, and referring to fig. 1-3, comprises an insulating body 1, a first group of contact terminals 3, a second group of contact terminals 4, a third group of contact terminals 5, a switch moving and static piece 7 and a grounding piece 8; the material of the insulating body 1 may be, but is not limited to, plastic, as shown in fig. 6-7; the switch moving and static sheet 7 and the grounding sheet 8 are both arranged on the insulation body 1. One ends of the first group of contact terminals 3, the second group of contact terminals 4 and the third group of contact terminals 5 are respectively provided with a first conductive contact part 31, a second conductive contact part 41 and a third conductive contact part 51 which are contacted with the IC card;

in the above embodiment, the first conductive contact portion 31, the second conductive contact portion 41 and the third conductive contact portion 51 are all arc-shaped, and the arc-shaped makes the IC card and the apparatus stably connected, thereby improving the stability.

The first conductive contact 31 and the third conductive contact 51 are arranged on two sides of the insulating body 1; the second conductive contact 41 is offset from the first conductive contact 31 or the third conductive contact 51. As shown in fig. 5, the second conductive contact portion is disposed in a staggered manner, and can be in good contact with the IC card with the pin in the middle, so that short circuit is not easy to occur, and applicability is high.

Specifically, referring to fig. 4, due to the staggered design, the first conductive contact portion 31, the second conductive contact portion 41, and the third conductive contact portion 51 are prevented from being short-circuited, and the force arms of the first conductive contact portion 31 and the second conductive contact portion 41 are ensured to be long enough, so that the service life is prolonged.

In the above embodiment, the heat dissipation cover 2 is further included, and the heat dissipation cover 2 may be, but is not limited to, an aluminum cover; the heat dissipation cover 2 is detachably connected with the insulation body 1, and a concave part 21 contacted with the IC card is arranged on the heat dissipation cover 2;

specifically, the heat dissipation cover 2 is provided with a concave part 21 contacted with the IC card, and dissipates heat generated by the IC card during transmission, thereby reducing the temperature of the IC card and the device and avoiding the influence on the performance of the chip caused by overhigh operation temperature;

in the above-described embodiment, the heat dissipation cover 2 is provided with the through-holes 211, and the through-holes 211 are used to prevent the heat dissipation cover 2 from coming into contact with the first group of contact terminals 3, the second group of contact terminals 4, or the third group of contact terminals 5. The number of the through holes 211 is the same as the number of the first group of contact terminals 3, the second group of contact terminals 4 and the third group of contact terminals 5.

Specifically, after the through holes 211 are provided so that the first group contact terminals 3, the second group contact terminals 4, and the third group contact terminals 5 are assembled in the insulating body 1, the IC card is prevented from being directly contacted with the insulating cover before insertion.

In the above embodiment, the heat dissipation cover 2 is the heat dissipation cover 2 made of aluminum.

In the above embodiment, the insulating body 1 is provided with a plurality of contact terminal assembling grooves 11, and the first group of contact terminals 3, the second group of contact terminals 4 and the third group of contact terminals 5 are assembled on the insulating body 1 through the contact terminal assembling grooves 11.

In the above embodiment, the insulating body 1 is provided with the assembling grooves 12 at two sides, and the heat dissipating cover 2 is provided with the inserting portions 22 at two sides for fitting with the assembling grooves 12, so as to fix the heat dissipating cover to the insulating body 1 by riveting.

Specifically, the insertion portion 22 is inserted into the assembly slot 12 to prevent the heat dissipation cover 2 from deforming and falling off, which may cause poor contact with the IC card and affect the heat dissipation effect.

In the above embodiment, the first group of contact terminals 3, the second group of contact terminals 4 and the third group of contact terminals 5 are each provided with the soldering portion 6 at an end away from the first conductive contact portion 31, the second conductive contact portion 41 and the third conductive contact portion 51, respectively, and the soldering portion 6 is soldered to an external circuit board.

The following will further explain this embodiment with reference to specific implementation processes:

the first group of contact terminals 3, the second group of contact terminals 4 and the third group of contact terminals 5 are placed on the insulating body 1 according to preset positions, the welding part 6 is welded on an external circuit board, the second conductive contact part 41 is arranged in the first conductive contact part 31 or the third conductive contact part 51 in a staggered mode, the heat dissipation cover 2 is inserted into the assembling groove 12 of the insulating body 1, the concave part 21 of the heat dissipation cover 2 is in contact with the inserted IC card, and the heat dissipation effect is improved.

Above, it is only the preferred embodiment of the present invention, but not to limit the present invention in any form, so that any modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. An IC card socket connector is used for connecting with an IC card and is characterized by comprising an insulating body (1), a first group of contact terminals (3), a second group of contact terminals (4) and a third group of contact terminals (5);

one end of the first group of contact terminals (3), the second group of contact terminals (4) and the third group of contact terminals (5) is respectively provided with a first conductive contact part (31), a second conductive contact part (41) and a third conductive contact part (51) which are in contact with the IC card;

the first conductive contact part (31) and the third conductive contact part (51) are arranged on two sides of the insulating body (1); the second conductive contact part (41) and the first conductive contact part (31) or the third conductive contact part (51) are arranged in a staggered mode.

2. The IC card holder connector according to claim 1, further comprising a heat-dissipating cover (2); the heat dissipation cover (2) is detachably connected with the insulation body (1), and a concave part (21) in contact with the IC card is arranged on the heat dissipation cover (2).

3. The IC card holder connector according to claim 1, wherein the insulative housing (1) is provided with a plurality of contact terminal assembling grooves (11), and the first set of contact terminals (3), the second set of contact terminals (4) and the third set of contact terminals (5) are assembled on the insulative housing (1) through the assembling grooves (11).

4. The IC card holder connector according to claim 2, wherein the heat dissipation cover (2) is provided with a through hole (211), the through hole (211) being for preventing the heat dissipation cover (2) from contacting the first set of contact terminals (3), the second set of contact terminals (4) or the third set of contact terminals (5).

5. The IC card holder connector according to claim 4, wherein the insulating body (1) is provided with assembling grooves (12) at both sides thereof, and the heat dissipating cover (2) is provided with insertion portions (22) at both sides thereof for fitting with the assembling grooves (12) for fixing the heat dissipating cover (2) to the insulating body (1) by riveting.

6. The IC card holder connector according to claim 1, wherein the first group of contact terminals (3), the second group of contact terminals (4) and the third group of contact terminals (5) are each provided with a soldering portion (6) at an end thereof remote from the first conductive contact portion (31), the second conductive contact portion (41) and the third conductive contact portion (51), respectively, the soldering portion (6) being soldered to an external circuit board.

7. The IC card holder connector according to claim 4, wherein the number of the through holes (211) is the same as the number of the first group of contact terminals (3), the second group of contact terminals (4), and the third group of contact terminals (5).

8. The IC card socket connector according to claim 1, further comprising a switch moving and static piece (7), wherein the switch moving and static piece (7) is disposed on the insulating body (1).

9. The IC card holder connector according to claim 1, further comprising a grounding plate (8), the grounding plate (8) being assembled on the insulating body (1).

10. The IC card holder connector according to claim 1, wherein the first conductive contact portion (31), the second conductive contact portion (41), and the third conductive contact portion (51) are each arc-shaped.