CN216958566U

CN216958566U - Double-layer SIM card seat

Info

Publication number: CN216958566U
Application number: CN202220499110.7U
Authority: CN
Inventors: 邱亮; 朱海涛
Original assignee: Shenzhen Huayuchuang Precision Electronics Co ltd
Current assignee: Shenzhen Huayuchuang Precision Electronics Co ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-07-12
Anticipated expiration: 2032-03-07

Abstract

A dual-layer SIM card holder comprising: the plastic seat, and a first terminal and a second terminal which are injection molded in the plastic seat; each first terminal is provided with a first elastic contact part which extends into the upper clamping groove; each second terminal all has second elastic contact portion, and second elastic contact portion stretches into draw-in groove down, first elastic contact portion with second elastic contact portion is about dislocation and front and back dislocation arrangement. Through being formed with draw-in groove and draw-in groove down respectively at the upper and lower surface of plastic seat, dislocation and front and back dislocation arrangement about being through first elastic contact portion and second elastic contact portion, in order to cooperate the structure of arranging of first elastic contact portion and second elastic contact portion, the plug-in card direction of SIM card is opposite with the plug-in card direction design of lower SIM card in the messenger, thereby can 2 SIM cards of cartridge on a plastic seat, it needs two plastic seats to compare traditional double-deck cassette, its thickness that has significantly reduced and occupy the volume, the structure is simpler, the processing procedure is more simplified.

Description

Double-layer SIM card seat

Technical Field

The utility model belongs to the technical field of card seats, and particularly relates to a double-layer SIM card seat.

Background

With the continuous development of society and the continuous improvement of economic level, the mobile phone becomes an indispensable electronic product for daily life of people in China. Various SIM cards with different purposes matched with the mobile phone are continuously pushed out, and the single-mode mobile phone with the single card cannot meet the requirement of multiple purposes of the mobile phone of people. In order to solve the problem that business people often cross regions or professionals needing to prepare multiple cards frequently change cards, a mobile phone with a dual-card dual-standby mode appears in the market.

The existing double-layer card seat has a double-layer card seat, but the double-layer card seat on the market is only simple geometric superposition, and the double-layer card seat needs two plastic seats, has thicker thickness and more complex structure and manufacture procedure.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a double-layer SIM card seat, which aims to solve the problem that the thickness of the existing double-layer card seat is thick.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: provided is a dual-layer SIM card socket, including:

the upper surface of the plastic seat is provided with an upper clamping groove, and the lower surface of the plastic seat is provided with a lower clamping groove; and the number of the first and second groups,

a plurality of first terminals and a plurality of second terminals which are injection molded in the plastic seat; the first terminals and the second terminals are arranged in two rows at intervals; each first terminal is provided with a first elastic contact part, and the first elastic contact part extends into the upper clamping groove; each second terminal is provided with a second elastic contact part, and the second elastic contact part extends into the lower clamping groove;

the first elastic contact part and the second elastic contact part are arranged in a staggered manner from left to right and from front to back; the upper SIM card is inserted into the upper card slot and is electrically connected with the first elastic contact part; and the lower SIM card is inserted into the lower card slot and is electrically connected with the second elastic contact part, and the card inserting direction of the upper SIM card is opposite to the card inserting direction of the lower SIM card.

In one embodiment, the number of the first terminals and the number of the second terminals are 6, 3 of the first terminals and 3 of the second terminals are arranged at intervals in a row, and the remaining 3 of the first terminals and the remaining 3 of the second terminals are arranged at intervals in another row.

In one embodiment, each of the first terminals has a first soldering portion, each of the second terminals has a second soldering portion, and the first soldering portions and the second soldering portions are spaced apart from each other and extend out of two sides of the plastic seat respectively.

In one embodiment, a shell is detachably connected to the plastic seat, and the shell covers an upper end opening of the upper clamping groove.

In one embodiment, the outer walls of the two sides of the shell are both provided with limiting grooves, the outer walls of the two sides of the plastic seat are convexly provided with limiting blocks, and the limiting blocks are inserted into the limiting grooves for positioning.

In one embodiment, the bottom surfaces of the two sides of the shell extend outwards to form welding feet which are welded with the PCB.

In one embodiment, the outer walls of the two sides of the shell are both punched inwards to form elastic arms, grooves are formed in the outer walls of the two sides of the plastic seat in a concave mode, and the elastic arms extend into the grooves for limiting.

In one embodiment, a mounting cavity is arranged beside the lower clamping groove, a limiting member is arranged on the mounting cavity, a stopping portion extends from the tail end of the limiting member to the direction of the lower clamping groove, the stopping portion extends into the rear end of the lower clamping groove, and the stopping portion is in a tilting shape.

In one embodiment, the retaining member is mounted within the mounting cavity by a piercing tab.

In one embodiment, the front end of the limiting piece is bent upwards to form a bent part convenient to take.

The beneficial effect of this application lies in: through being formed with draw-in groove and draw-in groove down respectively at the upper and lower surface of plastic seat, and be about dislocation and front and back dislocation arrangement through first elastic contact portion and second elastic contact portion, in order to cooperate the structure of arranging of first elastic contact portion and second elastic contact portion, the plug-in card direction of SIM card is opposite with the plug-in card direction design of lower SIM card to can 2 SIM cards of cartridge on a plastic seat, it needs two plastic seats to compare traditional double-deck cassette, its thickness that has significantly reduced and occupy the volume, the structure is simpler, the processing procedure is more simplified.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a perspective view of a double-layered SIM card holder in a card insertion state according to an embodiment of the present application;

fig. 2 is a perspective view of a dual-layer SIM card socket provided in the embodiment of the present application;

fig. 3 is a front view of a double-layered SIM card holder hidden housing according to an embodiment of the present application;

fig. 4 is a perspective view of a double-layer SIM card holder hiding a housing according to an embodiment of the present application;

fig. 5 is an exploded view of a dual-layer SIM card socket according to an embodiment of the present application.

Wherein, in the figures, the various reference numbers:

10. plastic seat 11, substrate

12. Upper stop block 13 and lower stop block

14. Limiting block 15 and groove

101. Upper card slot 102 and lower card slot

103. Mounting cavity 20 and first terminal

21. First elastic contact part 22, first welding part

30. Second terminal 31, second elastic contact part

32. Second welding part 40 and housing

41. Reinforcing rib 42 and limiting groove

43. Solder tail 44, spring arm

50. Stopper 51, stopper

52. A bent portion 60 and a piercing piece.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 5, an embodiment of the present application provides a dual-layer SIM card socket suitable for a middle SIM card, a large SIM card, or a small SIM card, where the card socket includes:

the plastic seat 10 includes an upper clamping groove 101 formed on an upper surface thereof, and a lower clamping groove 102 formed on a lower surface of the plastic seat 10, and exemplarily, the plastic seat 10 includes a base plate 11, upper stoppers 12 protruding upward from both sides of the upper surface of the base plate 11, and lower stoppers 13 protruding downward from both sides of the lower surface of the base plate 11, and the upper clamping groove 101 is formed between the two upper stoppers 12 and the upper surface of the base plate 11; a lower card slot 102 is formed between the two lower stoppers 13 and the lower surface of the substrate 11.

The plurality of first terminals 20 and the plurality of second terminals 30 injection-molded in the plastic seat 10 are different from a general press-in product in a production manner of injection molding, so that unnecessary molds, labor and assembly time can be saved, and the processing cost can be greatly reduced. The first terminals 20 and the second terminals 30 are spaced apart from each other in two rows, illustratively, two rows of terminals are arranged in front of each other. Each first terminal 20 has a first elastic contact portion 21, and the first elastic contact portion 21 extends into the upper card slot 101; each second terminal 30 has a second elastic contact portion 31, the second elastic contact portion 31 extends into the lower card slot 102, and exemplarily, the plastic seat 10 has an avoiding slot corresponding to the first elastic contact portion 21 and the second elastic contact portion 31 for deformation of the two.

The first elastic contact part 21 and the second elastic contact part 31 are arranged in a left-right staggered manner and a front-back staggered manner; the upper SIM card 1 is inserted into the upper card slot 101 and electrically connected with the first elastic contact part 21; the lower SIM card 2 is inserted into the lower card slot 102 and electrically connected to the second elastic contact portion 31, and the insertion direction of the upper SIM card 1 is opposite to the insertion direction of the lower SIM card 2.

Through being formed with draw-in groove 101 and draw-in groove 102 down respectively at the upper and lower surface of plastic seat 10, and be about misplacing and misplace around and arrange through first elastic contact portion 21 and second elastic contact portion 31, in order to cooperate the arrangement structure of first elastic contact portion 21 and second elastic contact portion 31, the plug-in card direction that makes last SIM card 1 is opposite with the plug-in card direction design of lower SIM card 2, thereby 2 SIM cards of cartridge on a plastic seat, compare traditional double-deck cassette and need two plastic seats, it has significantly reduced thickness and occupation volume, the structure is simpler, the processing procedure is more simplified.

The upper SIM card 1 and the lower SIM card 2 both have an inclined plane 3 for starting card insertion direction identification, the inclined plane 3 faces outward and is a forward insertion, and the inclined plane 3 faces inward and is an inverse insertion, in this embodiment, the upper SIM card 1 is inversely inserted into the upper card slot 101, and the lower SIM card 2 is positively inserted into the lower card slot 102.

In order to distinguish the card insertion directions of the upper card slot 101 and the lower card slot 102, different card insertion identifiers 45 are respectively arranged on the plastic seat 10 and the housing 40.

In one embodiment, the first terminals 20 and the second terminals 30 are 6, 3

first terminals

20 and 3 second terminals 30 are arranged at intervals in one row, and the remaining 3 first terminals 20 and the remaining 3 second terminals 30 are arranged at intervals in another row.

In one embodiment, each of the first terminals 20 has a first soldering portion 22, each of the second terminals 30 has a second soldering portion 32, the first soldering portions 22 and the second soldering portions 32 are spaced apart from each other and extend out from two sides of the plastic seat 10, and specifically, bottom surfaces of two sides of the first soldering portions 22 and the second soldering portions 32 are exposed, thereby facilitating soldering with a PCB.

In one embodiment, the housing 40 is detachably connected to the plastic holder 10, the housing 40 covers the upper opening of the upper card slot 101, and the housing 40 is used for limiting the upper SIM card 1 in the upper card slot 101. Illustratively, the housing 40 is stamped from a metallic material. In addition, the front surface of the housing 40 is provided with a plurality of transverse parallel ribs 41, and optionally, two ribs 41 can prevent the housing 40 from deforming due to insufficient strength during card insertion.

In one embodiment, the outer walls of the two sides of the housing 40 are both provided with a limiting groove 42, the outer walls of the two sides of the plastic seat 10 are convexly provided with a limiting block 14, and the limiting block 14 is inserted into the limiting groove 42 for positioning. When the shell 40 needs to be detached from the plastic seat 10, the shell 40 slides backwards, so that the limit block 14 can slide out of the limit groove 42, and the matching installation structure can prevent the overall warping deformation of the product during reflow soldering.

In one embodiment, the bottom surfaces of the two sides of the housing 40 are extended with solder tails 43 for soldering to the PCB.

In one embodiment, the outer walls of the two sides of the housing 40 are punched inward to form elastic arms 44, the outer walls of the two sides of the plastic seat 10 are recessed with grooves 15, and the elastic arms 44 extend into the grooves 15 for limiting. The matching structure enhances the connection stability between the plastic seat 10 and the housing 40.

In one embodiment, a mounting cavity 103 is disposed beside the lower card slot 102, a limiting member 50 is disposed on the mounting cavity 103, a stopping portion 51 extends from a terminal of the limiting member 50 toward the lower card slot 102, the stopping portion 51 extends into a rear end of the lower card slot 102, and the stopping portion 51 is in a tilted shape. After the lower SIM card 2 is inserted into the lower card slot 102 and abuts against the stopper 51, it is described that the lower SIM card 2 is inserted into the lower card slot 102 in place. Of course, the side of the upper card slot 101 may also be provided with a limiting member 50.

In one embodiment, the limiting member 50 is installed in the installation cavity 103 through the piercing piece 60, specifically, the piercing piece 60 is inserted into the inner wall of the installation cavity 103, and compresses the limiting member 50 in the installation cavity 103.

In one embodiment, the front end of the limiting member 50 is bent upward to form a bending portion 52 convenient to take, the bending portion 52 is designed to make it more convenient for a worker to take when assembling the limiting member 50, and meanwhile, the bending portion 52 is located beside the upper clamping groove 101 and plays a certain guiding role when inserting the card.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A double-layer SIM card holder is characterized by comprising:

the first elastic contact part and the second elastic contact part are arranged in a left-right staggered manner and a front-back staggered manner; the upper SIM card is inserted into the upper card slot and is electrically connected with the first elastic contact part; and the lower SIM card is inserted into the lower card slot and is electrically connected with the second elastic contact part, and the card inserting direction of the upper SIM card is opposite to the card inserting direction of the lower SIM card.

2. The dual-layer SIM card holder of claim 1, wherein: the first terminal with the second terminal is 6, 3 first terminal and 3 the second terminal interval is arranged and is one row, and remaining 3 first terminal and remaining 3 the second terminal interval is arranged and is another row.

3. The dual-layer SIM card holder of claim 2, wherein: each first terminal is provided with a first welding part, each second terminal is provided with a second welding part, and the plurality of first welding parts and the plurality of second welding parts are arranged at intervals and respectively extend out of two sides of the plastic seat.

4. The dual-layer SIM card holder of any one of claims 1-3, wherein: the plastic seat is detachably connected with a shell, and the shell covers the upper end opening of the upper clamping groove.

5. The dual-layer SIM card holder of claim 4, wherein: the limiting groove has all been seted up to the both sides outer wall of shell, the both sides outer wall epirelief of plastic seat is equipped with the stopper, the stopper inserts location in the limiting groove.

6. The dual-layer SIM card holder of claim 4, wherein: and the bottom surfaces of the two sides of the shell are respectively extended outwards to form a welding leg welded with the PCB.

7. The dual-layer SIM card holder of claim 4, wherein: the outer wall of both sides of shell all inwards die-cut and be formed with the elastic arm, the recess is established to the concave on the both sides outer wall of plastic seat, the elastic arm stretches into spacing in the recess.

8. The dual-layer SIM card holder of any one of claims 1-3, wherein: the other installation cavity that is equipped with in side of draw-in groove down, be equipped with the locating part on the installation cavity, the end of locating part to draw-in groove direction extends down has backstop portion, backstop portion stretches into the rear end of draw-in groove down, just backstop portion is the cocked shape.

9. The dual-layer SIM card holder of claim 8, wherein: the limiting part is installed in the installation cavity through a puncture piece.

10. The dual-layer SIM card holder of claim 8, wherein: the front end of the limiting part is bent upwards to form a bending part convenient to take.