CN207303515U - Card connector - Google Patents

Abstract

The utility model provides a card connector, two sides of the plugging part of the seat body extend backwards in the same direction to form support arms, and a plugging space with an opening at the rear part is formed between the two support arms, one support arm is provided with a concave containing groove, a locking device is positioned in the containing groove, the rear part of the base part of the locking device is reversely folded to form an actuating part, a deformation space for extrusion deformation is formed between the actuating part and the base part, the surface of the actuating part is provided with a buckling part, the surface of the actuating part is provided with a pulling part extending out of the seat body relative to the other side of the buckling part, and the seat body is covered with a shielding shell, when a memory card is inserted into the plugging space, the buckling part of the locking device can be buckled into a groove at the side edge of the memory card to be positioned really, when the memory card is taken out, only the pulling part of the locking device needs to be moved, so that the memory card is separated from the limitation of the buckling part, then, the memory card is easily pulled out from the insertion space, so as to achieve the purpose of reliably locking the card and conveniently pulling out the card.

Description

card connector

technical field

The utility model relates to a card connector, in particular a card lock device is provided in a housing groove of a seat body, and the seat cover is covered with a shielding shell, when a memory card is inserted, the buckle part of the card lock device will be buckled Insert the memory card into the groove on the side of the memory card, and when you want to pull out the memory card, you only need to pull the trigger part of the card locking device first, and then you can easily pull out the memory card, so that the purpose of locking the card reliably and conveniently is achieved.

Background technique

Press, the currently used flash memory card, referred to as memory card, is more and more widely used, especially for single, independent or temporary data storage, which can exempt the large-capacity setting of the memory card. The use of a single-shaped memory card can bring great convenience to the storage and file management of specific data, especially consumer electronics products, such as mobile phones, digital cameras, digital video cameras, MP3 players or personal digital assistants (PDAs). ), etc., the memory card used can be roughly divided into CFexpress card, MMC card (Multi-Media Card), SD card (Secure Digital Card), SM card (Smart Media Card), MS card (Memory Stick Card) etc., as well as a series of memory cards obtained by improving the design based on them, such as MICRO SD cards, etc.

Today's mobile phones, digital cameras, notebook computers, personal digital assistants and other electronic products, on the one hand, are becoming more and more powerful, and the requirements for data storage capacity are also increasing; , Short, and small development, and the memory card connector is generally installed directly on the circuit board for inserting various memory cards, so that the data in the card can be electrically connected to the circuit board through the memory card connector.

Therefore, the memory card and its connector are relatively smaller and smaller, and the gap between the terminals is also very close, so the reliable positioning and locking of the memory card when it is inserted, so that the contact between the memory card and the memory card is kept correct and good. It is very important to keep in contact with each other and maintain a stable connection without loosening, but the prior art connector products have not paid attention to and solved the problem.

Therefore, how to solve the above-mentioned existing shortcomings and inconveniences is the direction that the related industry engaged in this industry eagerly wants to study and improve.

Utility model content

Therefore, in view of the above-mentioned problems and deficiencies, the designer of the utility model began to design the card connector after collecting relevant information, evaluating and considering it in many ways, and based on years of experience accumulated in this industry, through continuous trial production and modification.

For realizing above-mentioned object, the technical scheme that the utility model adopts is:

A card connector, characterized by comprising a seat body, a card locking device and a shielding shell, wherein:

The seat body has a plug-in part, and a plurality of slots for positioning multiple terminals are arranged on the plug-in part, and two sides of the plug-in part extend backward in the same direction with support arms, and a rear side is formed between the two support arms. There is an insertion space with an opening for inserting a preset memory card, and an accommodating groove is recessed on one side of the insertion space and on one of the arms;

The card locking device is positioned in the accommodation groove of the base body, and has a base, and an actuating part is folded behind the base, and a deformation space for extrusion deformation is formed between the actuating part and the base, and then the operating part The surface of the moving part is provided with a buckling part for buckling in the groove on the side of the preset memory card, and the surface of the moving part is opposite to the buckling part. A wrenching part that displaces the actuating part toward the base;

The shielding shell is covered and combined with the outside of the seat body. The shielding shell has a base plate, and side plates are bent on two opposite sides of the base plate to cover the outside of the two arms.

The above-mentioned card connector, wherein: at least one buckle block protrudes outward on the surface of each support arm of the seat body, and each side plate surface of the shielding shell is pierced with at least one buckle block to form a buckle. Positioned buttonholes.

The above-mentioned card connector, wherein: the upper center of the inner wall surface of the accommodating groove of the seat body is provided with an inwardly protruding stopper, and the top of the base of the card locking device is concavely provided for the stopper to be inserted into a stopper. positioning groove.

Said card connector, wherein: the card locking device is made of elastic material integrally formed.

Said card connector, wherein: the front of the base of the card locking device is bent and extended to have an abutting end for supporting against the front wall of the accommodating groove.

The above-mentioned card connector, wherein: the buckle part of the card lock device is located in front of the actuating part and extends with a buckle piece that is bent away from the base and extends into the insertion space, and the buckle part is opposite to the buckle An inclined guide surface is formed at the other end of the sheet.

The above-mentioned card connector, wherein: the surface of the pulling part of the card locking device is extended upwards with a bending piece for pulling to make the buckle part break away from the limit in the groove on the side of the preset memory card , and the surface of the base plate of the shielding shell is provided with a hollow hole for the pulling piece to pass through.

The main advantage of the utility model is that when the memory card is inserted into the insertion space of the base body, the buckle part of the card locking device will be buckled into the groove on the side of the memory card to be in a certain position, so that Prevent the memory card from being easily loosened and pulled out, and when you want to take the memory card out of the insertion space, you only need to pull the trigger part of the card locking device to make the memory card break away from the restriction of the buckle part, so that the memory card can be removed It is easy to pull out from the plug-in space, so as to achieve the purpose of reliable and convenient pull-out of the lock card.

Another advantage of the utility model is that an inwardly protruding block is provided at the center above the inner wall surface of the accommodating groove of the base body, and a block is recessed at the top of the base of the locking device to be inserted into a block. The positioning groove can have a good position-limiting effect through the groove, so as to achieve the purpose of stable use.

Another advantage of the present utility model is that the locking device is formed in one piece, and it can be produced with only one set of molds, which can reduce the risk of damage and save the production cost required for additional mold opening, so as to effectively Save the overall cost and simplify the processing operation, and the locking device is an independent component. If the locking device is broken or damaged due to long-term use, it only needs to be replaced separately to facilitate replacement and maintenance. the goal of.

Description of drawings

Fig. 1 is a perspective view of the utility model.

Fig. 2 is a three-dimensional exploded view of the utility model.

Fig. 3 is a three-dimensional exploded view of another viewing angle of the utility model.

Fig. 4 is a three-dimensional appearance view of the memory card of the present invention before being inserted.

Fig. 5 is a side sectional view of the memory card of the present invention before being inserted.

Fig. 6 is a side sectional view of the memory card inserted in the utility model.

Fig. 7 is a side sectional view of the memory card inserted in the utility model.

Fig. 8 is a three-dimensional appearance view of the locking device of the present invention when the pulling part is pulled.

Fig. 9 is a side sectional view of the locking device of the present invention when the pulling part is pulled.

Explanation of reference signs: 1-seat body; 10-inserting space; 101-opening; 11-inserting part; 111-through slot; 112-terminal; 12-arm; ;131-block; 2-locking device; 20-deformation space; 21-base; 211-resisting end; 212-groove; 22-action part; -guide surface; 24-wiggling part; 241-wiggling piece; 3-shielding shell; 31-base plate; 311-hollow hole; 32-side plate; 320-button hole; 4-memory card; groove.

Detailed ways

In order to achieve the above-mentioned purpose and effect, the technical means and the structure adopted by the utility model are hereby illustrated in detail with respect to the preferred embodiments of the utility model. Its features and functions are as follows, so as to fully understand.

Please refer to Fig. 1, Fig. 2 and Fig. 3, which are the three-dimensional appearance diagram, the three-dimensional exploded view and the three-dimensional exploded view of another angle of view of the present utility model. It can be clearly seen from the figure that the present utility model includes the seat body 1, The locking device 2 and the shielding case 3, wherein:

The seat body 1 has a plugging portion 11, and the plugging portion 11 is provided with a plurality of slots 111 for positioning a plurality of terminals 112, and arms 12 extend backward in the same direction on both sides of the plugging portion 11, and At least one buckle block 121 is protruded outward on the surface of each support arm 12, and an insertion space 10 with an opening 101 at the rear is formed between the two support arms 12, and one side of the insertion space 10 is located in one of the arms. 12 is concavely provided with an accommodating groove 13 , and an inwardly protruding stopper 131 is provided at the center above the inner wall of the accommodating groove 13 .

The card locking device 2 is positioned in the accommodation groove 13 of the seat body 1 and is integrally formed of elastic material, and has a strip-shaped base 21, and the front of the base 21 is bent and extended to support against the accommodation groove. 13 the abutting end 211 on the front wall, and the top of the base 21 is recessed with a stopper 131 for the accommodating groove 13 to be inserted into a groove 212 for a stop position, and then an actuating part 22 is folded behind the base 21 , and a deformation space 20 is formed between the actuating part 22 and the base part 21, and a buckling part 23 is provided on the surface of the actuating part 22, and the buckling part 23 is located in front of the actuating part 22 and extends to bend away from the base part 21. Fold and extend into the buckle 231 in the insertion space 10, and then form an inclined guide surface 232 on the other end of the buckle 23 opposite to the buckle 231, and the surface of the actuating part 22 is opposite to the buckle 23 The other side is provided with a wrenching portion 24 extending out of the seat body 1 , and the wrenching portion 24 extends upward with a bent wrenching piece 241 .

The shielding shell 3 is covered and combined with the outside of the seat body 1, and the shielding shell 3 has a flat base plate 31, and the surface of the base plate 31 is provided with a hollow hole 311 for the wrenching piece 241 of the wrenching part 24 to pass through. , and then bent at two opposite sides of the base plate 31 are side plates 32 for covering the outside of the two arms 12 , and each side plate 32 is pierced with a button hole 320 for forming a buckle positioning with at least one buckle block 121 .

Please refer again to Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, shown in Fig. 9, it is the three-dimensional appearance diagram before the memory card of the present invention is inserted, the side view sectional view before the memory card is inserted, and the memory card is inserted. The side view sectional view of the memory card, the side view sectional view after the memory card is inserted, the three-dimensional appearance view when the trigger part of the locking device is pulled, and the side view sectional view when the pulling part of the locking device is pulled are shown in the figure It can be clearly seen that when the utility model is actually used, the memory card 4 can be inserted into the insertion space 10 through the opening 101 at the rear of the seat body 1 to perform the action of inserting the card, and the front edge of the memory card 4 will be pushed away. Pushing against the guide surface 232 of the buckle portion 23 of the card lock device 2, the memory card 4 can be continuously pushed forward by virtue of the guiding effect of the guide surface 232, and at the same time the actuating part 22 of the card lock device 2 Elastically displace toward the base 21 to squeeze into the deformation space 20 of the card locking device 2, and then continue to push the memory card 4 inward, and after being pushed to the bottom, its actuating part 22 will produce an elastic reset , and then make the buckle 231 of the buckle part 23 buckle into the groove 41 on the side of the memory card 4 to be in a certain position, so as to prevent the memory card 4 from being easily separated from the outside, so that the electronic signal can be stably transmitted, and this can be completed. Practical new card insertion action.

And when the utility model wants to withdraw from the memory card 4, the wrenching piece 241 of the wrenching part 24 of the card locking device 2 can be pulled towards the base 21 earlier, so that the actuating part 22 of the card locking device 2 can move toward the card locking device 2. At the same time, the buckle 231 of the buckle 23 will break away from the restriction of the groove 41 on the side of the memory card 4, and then the memory card 4 can be pushed out of the opening 101 of the insertion space 10. Pull out, so that the buckle 231 of the buckle part 23 and the groove 41 of the memory card 4 form a misalignment, and the memory card 4 is taken out from the insertion space 10, and then the action of ejecting the memory card 4 is smoothly completed.

The memory card 4 above can be a CFexpress card, a memory stack card (Memory Stick Card, MS card), a secure digital card (Secure Digital Card, SD card), a multimedia card (Multi-Media Card, MMC card), smart Smart Media Card (Smart Media Card, SM card), eXtreme Digital Picture Card (XD card), and a series of memory cards based on the improved design of the above memory cards, such as mini digital security digital card ( Mini SD), micro secure digital card (Micro SD) card and other specifications.

The utility model has the following advantages:

(1) When the inserting space 10 of the base body 1 is inserted into the memory card 4, the buckle portion 23 of the card locking device 2 will be buckled into the groove 41 on the side of the memory card 4 to be in a certain position, so as to Prevent the memory card 4 from being easily loosened and pulled out, and when the memory card 4 is to be taken out from the insertion space 10, the memory card 4 can be disengaged from the latching portion 23 by simply pulling the pulling part 24 of the locking device 2 In order to easily pull out the memory card 4 from the insertion space 10, and then achieve the effect of the lock card being sure and easy to pull out.

(2) An inwardly protruding stopper 131 is provided at the center above the inner wall surface of the accommodation groove 13 of the seat body 1, and a stopper 131 is recessed on the top of the base 21 of the locking device 2 to be inserted into a stopper. The positioning groove 212 can have a good position-limiting effect through the groove 212, so as to avoid the axial displacement of the card locking device 2 when the memory card 4 is inserted or withdrawn, thereby achieving The effect of stable use.

(3) The card locking device 2 is formed in one piece, so the card locking device 2 is simple in structure and can be produced with only one set of molds, which can reduce the risk of damage and save the production cost required for additional mold opening, In order to effectively save the overall cost and simplify the processing operation, and the locking device 2 is an independent component, if the locking device 2 is squeezed or pulled for a long time to cause breakage or damage, it only needs to replace the locking device separately 2, to achieve the effect of easy replacement and maintenance.

The above description is only illustrative, rather than restrictive, of the present utility model. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims. But all will fall within the protection scope of the present utility model.

Claims (7)

1. A card connector, characterized in that it includes a seat body, a card locking device and a shielding shell, wherein: The seat body has a plug-in part, and a plurality of slots for positioning multiple terminals are arranged on the plug-in part, and two sides of the plug-in part extend backward in the same direction with support arms, and a rear side is formed between the two support arms. There is an insertion space with an opening for inserting a preset memory card, and an accommodating groove is recessed on one side of the insertion space and on one of the arms; The card locking device is positioned in the accommodation groove of the base body, and has a base, and an actuating part is folded behind the base, and a deformation space for extrusion deformation is formed between the actuating part and the base, and then the operating part The surface of the moving part is provided with a buckling part for buckling in the groove on the side of the preset memory card, and the surface of the moving part is opposite to the buckling part. A wrenching part that displaces the actuating part toward the base; The shielding shell is covered and combined with the outside of the seat body. The shielding shell has a base plate, and side plates are bent on two opposite sides of the base plate to cover the outside of the two arms. 2. The card connector according to claim 1, characterized in that: at least one buckle block is protruded outward on the surface of each arm of the base body, and each side plate of the shielding shell is pierced with a A buckle hole is provided to form a fastening position with at least one buckle block. 3. The card connector according to claim 1, characterized in that: an inwardly protruding stopper is provided at the center above the inner wall surface of the housing groove of the base body, and an inwardly protruding stopper is provided at the top of the base of the card locking device. The stopper is put into the groove which is a stop position. 4. The card connector according to claim 1, wherein the card locking device is made of elastic material integrally formed. 5 . The card connector as claimed in claim 1 , wherein the front of the base of the card locking device is bent and extended to have an abutting end for abutting against the front wall of the accommodating groove. 5 . 6. The card connector according to claim 1, characterized in that: the locking part of the card locking device is located in front of the actuating part and extends with a buckle that is bent away from the base and extends into the insertion space , and the buckle part is formed with an inclined guide surface relative to the other end of the buckle piece. 7. The card connector according to claim 1, characterized in that: the surface of the pulling part of the card locking device extends upwards with a bent shape for pulling the holding part away from the side of the preset memory card. The trigger piece is limited in the groove, and the surface of the base plate of the shielding shell is provided with a hollow hole for the trigger piece to pass through.