CN215771611U - 14pin Nano SD high-speed transmission cassette connector - Google Patents
14pin Nano SD high-speed transmission cassette connector Download PDFInfo
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- CN215771611U CN215771611U CN202121347659.6U CN202121347659U CN215771611U CN 215771611 U CN215771611 U CN 215771611U CN 202121347659 U CN202121347659 U CN 202121347659U CN 215771611 U CN215771611 U CN 215771611U
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Abstract
The utility model discloses a 14pin Nano SD high-speed transmission cassette connector, which comprises a holding part and two rows of pin terminals embedded and molded in the holding part, wherein the two rows of pin terminals are symmetrically distributed and are respectively positioned in the upper half area and the lower half area of the holding part, and each row of pin terminals comprises seven pins which are arranged at intervals; the middle part of each pin needle is upwards bulged to form a contact point contacted with the communication card. The mobile phone card holder can be compatible with an SIM card and a Nano SD card at the same time, can realize high-speed transmission, meets the communication requirement of a Nano SD2.0 protocol, greatly improves the universality of the mobile phone card holder, meets the market requirement better, has small size and thin thickness, and meets the design requirements of ultra-thinning and miniaturization.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of card seats, and particularly relates to a 14pin Nano SD high-speed transmission card seat connector.
[ background of the utility model ]
With the rapid development of the internet, mobile network terminal devices such as mobile phones have also been developed rapidly. At present, mobile phones become essential products for most people to live, a phenomenon that the mobile phones do not leave is formed, and the influence of the mobile phones on the life of people is larger and larger. Along with the increase of demand, the individual requirements of people are also diversified gradually, the light weight and the thinness are the mainstream of the mobile phone in the updating direction, the existing SIM cards are various in forms, the card seat for bearing the SIM card is arranged with 6 pins, the communication card Nano SD card with the storage function is more commonly applied along with the development of the technology and the market requirements, and then the structure of the card seat is increased from the original 6 pins to 8 pins, so that the requirement of the Nano SD1.0 protocol is met. With the development and popularization of 5G communication, the realization of high-speed transmission becomes a necessary condition meeting the communication requirements of people, and a Nano SD2.0 protocol is also proposed in the industry, but the card seat structure in the prior art does not have a card seat which can meet the communication requirements of the Nano SD2.0 protocol and the structural design requirements of miniaturization and ultra-thinness.
Therefore, it is necessary to provide a new 14pin Nano SD high speed transmission card socket connector to solve the above problems.
[ Utility model ] content
The utility model mainly aims to provide a 14pin Nano SD high-speed transmission card seat connector which can be compatible with an SIM card and a Nano SD card at the same time, can realize high-speed transmission, meets the communication requirement of a Nano SD2.0 protocol, greatly improves the universality of a mobile phone card seat, meets the market requirement, has small size and thin thickness, and meets the design requirements of ultra-thinning and miniaturization.
The utility model realizes the purpose through the following technical scheme: a14 pin Nano SD high-speed transmission cassette connector comprises a holding piece and two rows of pin terminals embedded and molded in the holding piece, wherein the two rows of pin terminals are symmetrically distributed and are respectively positioned in the upper half area and the lower half area of the holding piece, and each row of pin terminals comprises seven pin terminals arranged at intervals; the middle part of each pin needle is upwards bulged to form a contact point contacted with the communication card.
Furthermore, one end of the pin needle is fixedly embedded in the holding piece, and the other end of the pin needle is pressed downwards by the holding piece and has a telescopic degree of freedom in the length direction.
Further, one end of the pin needle with the telescopic freedom degree is close to the middle part of the holding piece and is far away from the peripheral edge of the holding piece.
Furthermore, the whole fixing piece is in a shape of Chinese character 'ri', and comprises a rectangular frame part and a middle connecting part for connecting the middle parts of two long sides of the rectangular frame part.
Furthermore, the fixing piece further comprises a reinforcing sheet embedded in the rectangular frame portion and the middle connecting portion, and the reinforcing sheet penetrates through the whole rectangular frame portion and the middle connecting portion.
Furthermore, one end of each of the two rows of pin terminals extends out of the outer peripheral surface of the fixing piece to form a welding leg connected with the PCB.
Furthermore, the middle part of the rectangular frame part is equally divided into two first hollowed-out openings by the middle connecting part, and the main bodies of the two rows of pin terminals are located in the space area corresponding to the first hollowed-out openings.
Furthermore, the surfaces of two sides of the middle connecting part facing the first hollowed-out opening are provided with a second hollowed-out opening in one-to-one correspondence with the pin and a pressing part pressing the end part of the pin, and one end of the pin extends into the second hollowed-out opening and is pressed downwards by the pressing part.
Furthermore, the lower pressing part is provided with a sliding groove for limiting the upper surface and the lower surface of the end part of the pin needle, and the end part of the pin needle can perform telescopic motion in the sliding groove.
Furthermore, the length of the card socket connector is 14-15 mm, and the width of the card socket connector is 9-11 mm.
Compared with the prior art, the 14pin Nano SD high-speed transmission cassette connector has the beneficial effects that: compared with the traditional 8pin card seat structure, a plurality of pin terminals are newly added and distributed in an upper row and a lower row, each row of terminals is provided with 7 pins in an arrangement mode to form 14 pins, the compatibility of an SIM card and a Nano SD card is met, the high-speed transmission requirement is met, conditions are provided for realizing a Nano SD2.0 protocol, and the universality of the mobile phone card seat is improved; a new pin distribution mode is provided, the requirements of most communication cards in the market are met, meanwhile, the high-speed communication requirements are met, basic conditions are provided for 5G communication equipment, the size of the original card seat is not increased, the change of other structures of the mobile phone is avoided, and the research and development cost is greatly reduced; through the design of the fixing piece with the rectangular frame and the hollow-out opening structure, the whole weight of the card seat connector is greatly reduced, the thickness of the card seat connector is small, and the light and thin design is realized.
[ description of the drawings ]
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a retainer according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a pin terminal and a stiffener in an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of the pin needle with one end engaged with the holder according to the embodiment of the present invention;
the figures in the drawings represent:
10014pin Nano SD high speed transmission card holder connector;
1, a fixing piece, 11 rectangular frame parts, 111 through holes, 112 first hollowed-out holes, 12 middle connecting parts, 121 second hollowed-out holes, 122 pressing parts and 13 reinforcing sheets; 2pin, 21 contact point, 22 solder foot.
[ detailed description ] embodiments
The first embodiment is as follows:
referring to fig. 1 to 4, the embodiment is a 14pin Nano SD high-speed transmission card holder connector 100, which includes a holder 1, and two rows of pin terminals embedded and formed in the holder 1, where the two rows of pin terminals are symmetrically distributed and located in an upper half area and a lower half area of the holder 1, respectively, and each row of pin terminals includes seven pins 2 arranged at intervals; the middle portion of each pin 2 is raised upward to form a contact point 21 with the communication card.
One end of the pin 2 is fixedly embedded in the holding member 1, and the other end is pressed downward by the holding member 1 and has a degree of freedom of extension and contraction in the length direction. One end of the pin needle 2 having the degree of freedom of extension and retraction is close to the central portion of the holder 1 and away from the peripheral edge of the holder 1.
The holder 1 is in a shape of a Chinese character 'ri' as a whole and includes a rectangular frame portion 11 and a middle connecting portion 12 connecting the middle portions of two long sides of the rectangular frame portion 11.
In order to improve the overall strength and the structural performance of the retainer 1, the retainer 1 further includes a reinforcing plate 13 embedded in the rectangular frame portion 11 and the intermediate connecting portion 12. The reinforcing sheet 13 extends through the entire rectangular frame portion 11 and the intermediate connecting portion 12. The rectangular frame portion 11 has a plurality of through holes 111 formed in the frame. The through holes 111 can increase the bonding firmness of the rectangular frame portion 11 and the reinforcing sheet 13, and can be conveniently connected with a PCB.
One end of the two rows of pin terminals extends out of the outer peripheral surface of the fixing piece 1 to form a welding foot 22 connected with the PCB.
The middle part of the rectangular frame part 11 is equally divided into two first hollowed-out openings 112 by the middle connecting part 12, and the main bodies of the two rows of pin terminals are located in the space area corresponding to the first hollowed-out openings 112.
The two side surfaces of the middle connecting portion 12 facing the first hollowed-out opening 112 are provided with a second hollowed-out opening 121 corresponding to the pin 2 one to one, and a pressing portion 122 pressing the end of the pin 2, and one end of the pin 2 extends into the second hollowed-out opening 121 and is pressed downward by the pressing portion 122. In order to ensure the position stability of the end of the pin needle 2, the pressing portion 122 is formed with a sliding groove (not shown) for limiting the upper and lower surfaces of the end of the pin needle 2, and the end of the pin needle 2 performs a telescopic motion in the sliding groove. The flexible scope of pin needle 2 has been injectd to the width of second fretwork mouth 121 on pin needle 2 length reversal, and then has injectd the degree that the contact point 21 in the middle part of pin needle 2 was pushed down, and the effectual pin needle 2 that prevents is pressed the deformation.
The fixing member 1 in this embodiment is a plastic member structure formed by one-time molding, and a reinforcing sheet 13 is embedded in the plastic member structure.
The whole length of this embodiment cassette is 14 ~ 15mm, preferably 14.25mm, and the width is 9 ~ 11mm, preferably 9.6mm, and the size of the communication card who matches rather than is unanimous with the Nano SIM card size, can join in marriage the use of Nano SD card and Nano SIM card, and can realize high-speed transmission.
Compared with the traditional 8-pin card seat structure, the 14-pin Nano SD high-speed transmission card seat connector in the embodiment has the advantages that a plurality of pin terminals are additionally arranged and distributed in an upper row and a lower row, 7 pins are arranged on each row of terminals to form 14 pins, the compatibility of an SIM card and a Nano SD card is met, the high-speed transmission requirement is met, conditions are provided for realizing a Nano SD2.0 protocol, and the universality of a mobile phone card seat is improved; a new pin distribution mode is provided, the requirements of most communication cards in the market are met, meanwhile, the high-speed communication requirements are met, basic conditions are provided for 5G communication equipment, the size of the original card seat is not increased, the change of other structures of the mobile phone is avoided, and the research and development cost is greatly reduced; through the design of the fixing piece with the rectangular frame and the hollow-out opening structure, the whole weight of the card seat connector is greatly reduced, the thickness of the card seat connector is small, and the light and thin design is realized.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.
Claims (10)
1. A14 pin Nano SD high speed transmission cassette connector, characterized by: the device comprises a holding piece and two rows of pin terminals embedded and molded in the holding piece, wherein the two rows of pin terminals are symmetrically distributed and are respectively positioned in the upper half area and the lower half area of the holding piece, and each row of pin terminals comprises seven pins which are arranged at intervals; the middle part of each pin needle is upwards bulged to form a contact point contacted with the communication card.
2. The 14pin Nano SD high speed transmission cassette connector according to claim 1, wherein: one end of the pin needle is fixedly embedded in the holding piece, and the other end of the pin needle is pressed downwards by the holding piece and has a telescopic degree of freedom in the length direction.
3. The 14pin Nano SD high speed transmission cassette connector according to claim 2, wherein: one end of the pin needle with the telescopic freedom degree is close to the middle part of the holding piece and is far away from the peripheral edge of the holding piece.
4. The 14pin Nano SD high speed transmission cassette connector according to claim 1, wherein: the whole fixing piece is in a shape of Chinese character 'ri', and comprises a rectangular frame part and a middle connecting part which is connected with the middle parts of two long sides of the rectangular frame part.
5. The 14pin Nano SD high speed transmission cassette connector according to claim 4, wherein: the fixing piece further comprises a reinforcing sheet embedded in the rectangular frame portion and the middle connecting portion, and the reinforcing sheet penetrates through the whole rectangular frame portion and the middle connecting portion.
6. The 14pin Nano SD high speed transmission cassette connector according to claim 1, wherein: one end of each of the two rows of pin terminals extends out of the outer peripheral surface of the fixing piece to form a welding leg connected with the PCB.
7. The 14pin Nano SD high speed transmission cassette connector according to claim 4, wherein: the middle part of the rectangular frame part is equally divided into two first hollowed-out openings by the middle connecting part, and the main bodies of the two rows of pin terminals are located in the space areas corresponding to the first hollowed-out openings.
8. The 14pin Nano SD high speed transmission cassette connector according to claim 7, wherein: the two side surfaces of the middle connecting part facing the first hollowed-out opening are provided with a second hollowed-out opening in one-to-one correspondence with the pin needle and a pressing part pressing the end part of the pin needle, and one end of the pin needle extends into the second hollowed-out opening and is pressed downwards by the pressing part.
9. The 14pin Nano SD high speed transmission cassette connector according to claim 8, wherein: the pressing part is provided with a sliding groove for limiting the upper surface and the lower surface of the end part of the pin needle, and the end part of the pin needle can move in the sliding groove in a telescopic mode.
10. The 14pin Nano SD high speed transmission cassette connector according to claim 1, wherein: the length of the card seat connector is 14-15 mm, and the width is 9-11 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121347659.6U CN215771611U (en) | 2021-06-17 | 2021-06-17 | 14pin Nano SD high-speed transmission cassette connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121347659.6U CN215771611U (en) | 2021-06-17 | 2021-06-17 | 14pin Nano SD high-speed transmission cassette connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215771611U true CN215771611U (en) | 2022-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121347659.6U Active CN215771611U (en) | 2021-06-17 | 2021-06-17 | 14pin Nano SD high-speed transmission cassette connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215771611U (en) |
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2021
- 2021-06-17 CN CN202121347659.6U patent/CN215771611U/en active Active
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