TWM550487U - Card connector - Google Patents

Description

Card connector

The present invention provides a card connector, in particular, the sliding device of the card connector is provided with a latching elastic piece, which can be fastened by the holding elastic piece to the groove on the side of the memory card, so that the memory card is positioned correctly and is not easy to loose. When the memory card is withdrawn, the contact arm of the shielding case can be used to support the holding elastic piece upwards, so that the holding elastic piece is separated from the groove, thereby achieving the effect of smoothly inserting and withdrawing the card.

According to today's mobile phones, digital cameras, notebook computers, personal digital assistants and other electronic products, on the one hand, the functions are more and more powerful, and the requirements for data storage are getting larger and larger. On the other hand, the volume is lighter. Thin, short, and small development, and the memory card connector is generally directly mounted on the circuit board for inserting various types of memory cards, so that the data in the card can be electrically connected to the circuit board via the memory card connector. .

Therefore, the memory card and its connector are also relatively smaller and smaller, and the gap between the terminals is also close, so that the memory card is reliably positioned, locked, and kept correctly with the memory card contacts. It is important to have good contact and maintain a stable connection without loosening it, and the prior art connector products have not been taken seriously.

Therefore, how to solve the above-mentioned lack of inconvenience and inconvenience is the direction that the relevant industry players in this industry are eager to study and improve.

The main purpose of the present invention is to provide a plurality of slots for positioning of the plurality of terminals on the plug portion of the body, and the arms are extended toward the rear side of the plug portion, and the arms are formed between the two arms. The rear has an open insertion space, and one side of the insertion space is provided with a sliding portion on one of the arms, and a pushing seat of the sliding device is located in the sliding portion, and is formed at the inner side of the pushing seat The pushing surface is located, and the holding elastic piece is positioned in the pushing seat, and one end of the holding elastic piece extends a fixing portion for positioning on the pushing seat, and the holding elastic piece extends backward with respect to the other end of the fixing portion. The arm, and then the outer cover of the base body is covered with a shielding shell, and the inner side wall surface of the perforation provided on the surface of the shielding shell is provided with a downward obliquely extending forward to support the holding arm to the contact arm, when the memory card After the second pressing in the docking space, the card can be completed and the card is retracted, and in the process of inserting the card, the latching elastic piece can be used to hold the groove on the side of the memory card. The middle is positioned to have the effect of locking the card, thereby preventing the memory card from being easily detached. The electronic signal is stably transmitted, and in the process of withdrawing the card, the holding elastic arm is guided by the contact arm, so that the holding elastic arm is displaced upward and is separated from the groove of the side of the memory card, and The latching arm is supported on the surface of the contact arm without hindering the use of the docking space of the base body, so that the card insertion operation can be smoothly performed, thereby achieving the purpose of smoothly inserting and withdrawing the card.

1‧‧‧ body

10‧‧‧Dock space

101‧‧‧ openings

11‧‧‧Interface

111‧‧‧through slot

112‧‧‧terminal

12‧‧‧ Arms

13‧‧‧Slide

130‧‧‧ Groove

131‧‧‧Bump

132‧‧‧ recessed hole

2‧‧‧Moving device

21‧‧‧Pushing seat

211‧‧‧Transfer surface

212‧‧‧ accommodating slots

2121‧‧‧ Positioning block

213‧‧‧ shaft column

214‧‧ ‧ guide slot

22‧‧‧Bucking shrapnel

221‧‧‧ Fixed Department

2210‧‧‧Clamping space

2211‧‧‧Clamping arm

222‧‧‧Bucking the arm

2221‧‧‧deduction points

2222‧‧‧Resistance

23‧‧‧ Elastomers

24‧‧‧guides

3‧‧‧Shield housing

31‧‧‧Perforation

32‧‧‧Contact arm

321‧‧‧ guiding slope

33‧‧‧Repression tablets

34‧‧‧ Positioning shrapnel

4‧‧‧ memory card

41‧‧‧ Groove

The first picture is a three-dimensional appearance of the creation.

The second picture is a three-dimensional exploded view of the creation.

The third figure is a three-dimensional exploded view of another perspective of the creation.

The fourth figure is a three-dimensional appearance of the creation memory card before insertion.

The fifth figure is a side cross-sectional view of the creative memory card before insertion.

The sixth figure is a side cross-sectional view of the creation of the creative memory card.

The seventh figure is a side cross-sectional view of the creative memory card after insertion.

The eighth figure is a three-dimensional appearance of the creation of the memory card.

Please refer to the first, second and third figures. The present invention includes a base 1, a pushing device 2 and a shielding housing 3, wherein the housing 1 has a plug portion 11 and the plug portion 11 is provided. There are a plurality of slots 111 for positioning the plurality of terminals 112, and an arm 12 extending rearwardly opposite to the two sides of the plug portion 11, and a socket space 10 having a rear opening 101 is formed between the two arms 12, The side of the insertion space 10 is provided with a concave portion 13 on one of the arms 12, and the sliding portion 13 has a groove 130, and a protrusion 131 is disposed on the front wall surface of the groove 130. The rear wall surface of the recess 130 is provided with a recess 132.

The pushing device 2 is positioned in the sliding portion 13 of the base body 1 and has a pushing seat 21, and a pushing surface 211 is formed at the inner side of the pushing base 21, and then the pushing base 21 is adjacent to the pushing surface 211. A locating block 212 is disposed on the side of the accommodating groove 212, and a positioning block 2121 is protruded downwardly from the center of the accommodating groove 212. The accommodating groove 212 is disposed with a locking elastic piece 22 extending from one end of the elastic piece 22 for positioning. A plurality of clamping arms 2211 extending into the receiving groove 212 are formed on the fixing portion 221 of the pedestal 21 and extending outwardly from the side wall of the fixing portion 221, and a clamping member is formed between the plurality of clamping arms 2211. Holding the clamping space 2210 on the surface of the positioning block 2121, and holding the elastic piece 22 opposite to the fixing portion 221, the holding elastic arm 222 extends rearward, and a buckle is bent at the end of the fastening elastic arm 222. 2221, and the rear surface of the buckle point 2221 is formed with a slanted abutting surface 2222; A shaft post 213 is axially protruded from the bottom of the pusher seat 21, and one end of the elastic body 23 is sleeved on the shaft post 213, and the other end of the elastic body 23 is sleeved on the boss 131 of the sliding portion 13, and then A guiding groove 214 is recessed on the surface of the pushing base 21, and the pushing rod 21 is provided with a guiding rod 24 for performing a cyclic sliding positioning action in the guiding groove 214, and the other end of the guiding rod 24 is positioned in the concave hole 132. in.

The shield case 3 is coupled to the outside of the base body 1. The surface of the shield case 3 is provided with a through hole 31, and a rear side wall surface of the through hole 31 is provided with a downwardly extending downward direction and a buckle for holding the elastic piece 22. The arm 222 is supported by the contact arm 32, and the front surface of the contact arm 32 is formed with a guiding slope 321 for guiding the resisting surface 2222 to cause the latching arm 222 to be displaced upward, and then on the surface of the shielding shell 3. An arched pressing piece 33 is recessed downwardly at a distance in front of the contact arm 32, and a guide bar 24 for resisting against the pushing device 2 is obliquely extended downward on the surface of the shielding case 3. Position the elastic piece 34.

Referring to the fourth, fifth, sixth, seventh, and eighth diagrams, when the creation is in use, the memory card 4 can be inserted into the docking space 10 from the opening 101 at the rear of the base 1 for card insertion. In the action, the leading edge of the memory card 4 is pushed onto the pushing surface 211 of the pushing device 21 of the pushing device 2, so that the pushing seat 21 is located in the groove 130 of the sliding portion 13 for sliding displacement and is pressed. The elastic body 23 is elastically compressed and deformed, and at the same time, the holding elastic piece 22 of the pushing device 2 is displaced along with the pushing base 21, so that the holding elastic arm 222 of the holding elastic piece 22 releases the shielding shell 3 The contact of the contact arm 32 is elastically reset downward, and after the memory card 4 is inserted into the positioning, the fastening elastic arm 222 is fastened to the groove of the side of the memory card 4 by using the buckle point 2221 of the end. 41, and cooperate with the pressing piece 33 of the shielding shell 3 to press against the top surface of the resisting surface 2222 of the holding elastic arm 222, so that the buckle point 2221 is in the groove 41 is positioned in a proper position to avoid the memory card 4 from being easily detached outward, so that the electronic signal is stably transmitted, and after the memory card 4 is positioned in the docking space 10 of the base 1, the guide 24 of the pushing device 2 is It will be slidably positioned inside the guiding groove 214 of the ejector seat 21, and at the same time, it is elastically pressed by the positioning elastic piece 34 of the shielding case 3, so that the displacement of the guiding rod 24 in the guiding groove 214 does not pop out, thereby smoothly completing the memory. Card 4 card action.

If the creation wants to exit the memory card 4, the memory card 4 can be pushed into the docking space 10 of the base 1 again to slide the pusher 21 of the pushing device 2 in the sliding portion 13 of the base 1. And utilizing the elastic restoring force of the elastic body 23 of the sliding device 2, the guide rod 24 of the slidable device 2 is reciprocally slipped inside the guide groove 214 of the urging seat 21, and the ejector seat 21 is utilized. The surface 211 is pushed up at the front end of the memory card 4, so that the memory card 4 is withdrawn to the outside of the docking space 10, and the urging arm 222 is resisted during the sliding of the ejector 21 in the sliding portion 13. The surface 2222 is guided by the guiding inclined surface 321 of the contact arm 32 to be displaced upward along the guiding inclined surface 321 , so that the buckle point 2221 of the fastening elastic arm 222 is disengaged from the groove 41 of the side of the memory card 4 . The restriction is provided for the memory card 4 to smoothly complete the action of releasing the card, and after the memory card 4 is withdrawn to the outside of the docking space 10, the resisting surface 2222 of the latching arm 222 is supported by the guiding slope of the contact arm 32. The surface of the 321 is positioned in abutment without hindering the use of the docking space 10 of the base body 1 for smooth card insertion work. get on.

The above memory card 4 can be a CFexpress card, a memory stack card (MS card), a secure digital card (SD card), a multimedia card (Multi-Media Card, an MMC card), a 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 card, such as mini digital security digital card (Mini SD) , Micro Secure Digital Card (Micro SD) card and other specifications.

After the second pressing of the memory card 4, the memory card 4 can complete a cycle of the card insertion and card withdrawal operation, and the memory card 4 can be buckled by the holding elastic piece 22 of the sliding device 2 during the process of inserting the card. Positioned in the groove 41 on the side of the memory card 4 to have a locking effect, thereby preventing the memory card 4 from being easily detached, thereby stably transmitting the electronic signal, and the memory card 4 is in the process of withdrawing the card. The holding elastic arm 222 of the holding elastic piece 22 is guided by the contact arm 32 of the shielding case 3 to displace the holding elastic arm 222 upward and away from the restriction of the groove 41 on the side of the memory card 4, and The latching arm 222 is supported on the surface of the contact arm 32 without hindering the use of the docking space 10 of the base body 1, thereby allowing the card insertion operation to be smoothly performed, thereby smoothly inserting and retracting the card. The effect of the card.

The above detailed description is intended to illustrate a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and other equivalents and modifications may be made without departing from the spirit of the invention. Changes are to be included in the scope of patents covered by this creation.

In summary, the above-mentioned card connector is used to achieve its efficacy and purpose. Therefore, this creation is a practical and excellent creation. In order to meet the requirements of the new patent application, it is required to apply according to law. The trial committee will grant this case as soon as possible to protect the creators' hard work. If there is any doubt in the ruling board, please do not hesitate to give instructions, the creators will try their best to match Hehe, real sense of virtue.

1‧‧‧ body

10‧‧‧Dock space

101‧‧‧ openings

11‧‧‧Interface

111‧‧‧through slot

112‧‧‧terminal

12‧‧‧ Arms

13‧‧‧Slide

130‧‧‧ Groove

131‧‧‧Bump

132‧‧‧ recessed hole

2‧‧‧Moving device

21‧‧‧Pushing seat

211‧‧‧Transfer surface

212‧‧‧ accommodating slots

2121‧‧‧ Positioning block

214‧‧ ‧ guide slot

22‧‧‧Bucking shrapnel

221‧‧‧ Fixed Department

2210‧‧‧Clamping space

2211‧‧‧Clamping arm

222‧‧‧Bucking the arm

2221‧‧‧deduction points

2222‧‧‧Resistance

23‧‧‧ Elastomers

24‧‧‧guides

3‧‧‧Shield housing

31‧‧‧Perforation

32‧‧‧Contact arm

321‧‧‧ guiding slope

33‧‧‧Repression tablets

34‧‧‧ Positioning shrapnel

Claims (3)

A card connector includes a base body, a pushing device and a shielding shell, wherein: the base body has a plug portion, and the plug portion is provided with a plurality of slots for positioning the plurality of terminals, and the plug portion is The side of the same direction extends rearwardly with an arm, and between the two arms, a docking space is formed with a rear opening and a predetermined memory card is inserted, and one side of the docking space is located on one of the arms and is provided with a sliding a moving portion; the pushing device is positioned in the sliding portion of the seat body, and has a pushing seat for sliding displacement in the sliding portion, and a pushing surface for pushing the preset memory card is formed at the inner side of the pushing seat, The ejector seat is provided with a fastening elastic piece, and one end of the fastening elastic piece extends a fixing portion for positioning on the ejector seat, and the holding elastic piece extends rearward with respect to the other end of the fixing portion for fastening to the preset a latching arm in a groove on a side of the memory card; the shield shell is covered and attached to the outside of the seat body, and the surface of the shield shell is provided with a perforation, and the rear side wall surface of the perforation is downwardly inclined downward And the holding elastic arm holding the elastic piece is supported up to the contact arm. The card connector of claim 1, wherein the pedestal of the seat body is adjacent to a side of the pressing surface, and the accommodating groove is disposed at a side of the top surface of the accommodating groove; a plurality of clamping arms extending into the receiving groove, and a plurality of clamping arms extending between the plurality of clamping arms for clamping on the surface of the positioning block are formed on the side wall of the fixing portion of the fastening elastic piece space. The card connector of claim 1, wherein the end of the holding elastic arm of the holding elastic piece is a buckle point bent in a groove for holding the side of the preset memory card, and the buckle point The rear surface is formed with a slanted abutting surface, and the front surface of the contact arm of the shielding case is formed with A guiding inclined surface for guiding the resisting surface to cause the upwardly displaceable elastic arm to be displaced upward, and a concave-shaped pressing piece is recessed downwardly at a distance from the surface of the shielding shell and located in front of the contact arm.