CN215834749U

CN215834749U - Double-shell sinking plate type SD card seat connector

Info

Publication number: CN215834749U
Application number: CN202121973200.7U
Authority: CN
Inventors: 廖卫华
Original assignee: Dong Guan Qi Hong Electron Co ltd
Current assignee: Dong Guan Qi Hong Electron Co ltd
Priority date: 2021-08-22
Filing date: 2021-08-22
Publication date: 2022-02-15
Anticipated expiration: 2031-08-22

Abstract

The utility model discloses a double-shell sinking plate type SD card socket connector which comprises a rubber core, a lower shell and an upper shell, wherein the rubber core comprises a bottom plate, one side of the bottom plate is provided with a rear side wall, a left side wall and a right side wall, a metal elastic sheet is embedded in the rubber core, the outer sides of the left side wall and the right side wall of the rubber core are respectively provided with an upper clamping bulge and a lower clamping bulge, one side surfaces of the upper clamping bulge and the lower clamping bulge are inclined planes, one side of the lower shell is provided with an upper clamping hole matched with the upper clamping bulge, and one side of the upper shell is provided with a lower clamping hole matched with the lower clamping bulge. The utility model conforms to the latest SD7.0 edition association standard, supports high-speed and large-capacity transmission, and in order to realize high-speed signal transmission, a product is completely wrapped by the lower shell and the upper shell, the lower shell is made of brass, so that the electromagnetic interference can be effectively prevented, the shielding effect is good, the upper shell is made of stainless steel and is used for being fixed with a circuit board, and the practicability of the SD7.0 card seat connector is improved.

Description

Double-shell sinking plate type SD card seat connector

Technical Field

The utility model relates to the field of SD (secure digital) card socket connectors, in particular to a double-shell sinking plate type SD card socket connector.

Background

The SD memory card is a new-generation memory device based on a semiconductor flash memory, and is widely used in portable devices such as digital cameras, tablet computers, and multimedia players due to its excellent characteristics of small size, fast data transmission speed, hot-swappability, and the like. The SD is installed in the card seat for use.

Most of the existing SD7.0 card connectors do not support high-speed and high-capacity transmission, are seriously interfered by electromagnetism, and have poor electromagnetic shielding effect and low practicability.

SUMMERY OF THE UTILITY MODEL

The present invention mainly solves the technical problems existing in the prior art, and provides a double-shell sinking plate type SD card socket connector.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a two shells sink board-like SD cassette connector, is including gluing core, lower shell and last shell, it includes the bottom plate to glue the core, one side of bottom plate is provided with back lateral wall, left side wall and right side wall, the inside of gluing the core is inlayed and is had metal shrapnel, the outside of left side wall and right side wall all is provided with the card protruding and lower card protruding, go up the protruding side of card and lower card protruding and be the inclined plane, one side of shell is provided with the last card hole with the protruding looks adaptation of last card down, the one side of going up the shell is provided with the lower card hole with the protruding looks adaptation of card down.

Preferably, the number of the metal elastic sheets is twenty one, the front end of each metal elastic sheet is warped to form a contact end, the middle of each metal elastic sheet is embedded in the bottom plate, one end of each metal elastic sheet extends to the outer side of the rear side wall, and a metal lead end is formed at one end, located on the outer side of the rear side wall, of each metal elastic sheet.

Preferably, two side edges of the upper shell are bent downwards, and two side edges of the lower shell are bent upwards.

Preferably, the surface of the upper shell is provided with a spring plate which is bent downwards, and two sides of the upper shell are provided with L-shaped clamping feet.

Preferably, the middle part of the bottom plate is provided with a cushion block, and one side of the bottom plate is provided with a limiting block.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model conforms to the latest SD7.0 edition association standard, supports high-speed and large-capacity transmission, and in order to realize high-speed signal transmission, a product is completely wrapped by the lower shell and the upper shell, the lower shell is made of brass, so that the electromagnetic interference can be effectively prevented, the shielding effect is good, the upper shell is made of stainless steel and is used for being fixed with a circuit board, and the practicability of the SD7.0 card seat connector is improved.

Drawings

FIG. 1 is a schematic structural view of the assembled state of the present invention;

FIG. 2 is a schematic structural view of the separated state of the present invention;

FIG. 3 is a schematic structural view of the upper housing of the present invention;

FIG. 4 is a schematic structural view of the lower housing of the present invention;

fig. 5 is a schematic structural view of the rubber core of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of a dual-housing sinking plate type SD card socket connector includes a rubber core 1, a lower housing 2 and an upper housing 3, the rubber core 1 is made of LCP engineering plastic, the front side of the rubber core 1 is an insertion hole for SD7.0 card, the lower housing 2 is made of brass, the electromagnetic shielding effect is good, the upper housing 3 is made of stainless steel and is mainly fixed with a circuit board, the rubber core 1 includes a bottom plate 5, one side of the bottom plate 5 is provided with a rear side wall 6, a left side wall 7 and a right side wall 8, a metal spring plate is embedded inside the rubber core 1, the outer sides of the left side wall 7 and the right side wall 8 are both provided with an upper clamping protrusion 9 and a lower clamping protrusion 10, one side of the upper clamping protrusion 9 and the lower clamping protrusion 10 is an inclined surface, one side of the lower housing 2 is provided with an upper clamping hole 15 adapted to the upper clamping protrusion 9, one side of the upper housing 3 is provided with a lower clamping hole 17 adapted to the lower clamping protrusion 10, the lower housing 2 is clamped to the upper surface of the rubber core through the cooperation of the upper clamping protrusion 9, go up shell 3 through 17 and the protruding 10 cooperation joint of lower card at the lower surface of gluing the core, glue core 1 and install under between shell 2 and last shell 3, accord with latest SD7.0 version association standard, support high-speed, large capacity transmission, in order to realize signal high-speed transmission, the product is wrapped up with last shell 3 by shell 2 down, shell 2 adopts the brass material down, can effectively prevent electromagnetic interference, electromagnetic shield is effectual, go up shell 3 and adopt stainless steel, be used for fixed with the circuit board, the practicality of this SD7.0 cassette connector has been promoted.

Referring to fig. 2 and 4, the number of the metal elastic sheets is twenty one, the front end of the metal elastic sheet is warped to form a contact end 13, a plurality of pairs of contact ends 13 are used for contacting with the SD7.0 card, the middle part of the metal elastic sheet is embedded in the bottom plate 5, one end of the metal elastic sheet extends to the outer side of the rear side wall 6, and one end of the metal elastic sheet located at the outer side of the rear side wall 6 is formed with a metal lead end 14.

Referring to fig. 1-4, two side edges of the upper housing 3 are bent downward by 90 degrees, two side edges of the lower housing 2 are bent upward by 90 degrees, the surface of the upper housing 3 is provided with an elastic sheet 18, the upward warped elastic sheet 18 is used for elastically supporting the SD card upward so that the SD card is in gapless contact with the front of the card seat connector, two sides of the upper housing 3 are provided with L-shaped card pins 19, and the L-shaped card pins 19 are used for being clamped with the circuit board.

Referring to fig. 5, the middle portion of the bottom plate 5 is provided with a plurality of inclined cushion blocks 11, the inclined cushion blocks 11 are used for supporting an angle when the SD card is inserted, so as to prevent the front end of the metal elastic sheet from being bent due to direct abutting of the contact end 13 of the metal elastic sheet, one side of the bottom plate 5 is provided with a limit block 12, and the plurality of limit blocks 12 limit the insertion depth of the SD card.

In conclusion, the double-shell sinking plate type SD card base connector is characterized in that a lower shell 2 is clamped on the upper surface of a rubber core through the matching of an upper clamping hole 15 and an upper clamping protrusion 9, an upper shell 3 is clamped on the lower surface of the rubber core through the matching of a lower clamping hole 17 and a lower clamping protrusion 10, the rubber core 1 is installed between the lower shell 2 and the upper shell 3, the rubber core 1 is made of LCP engineering plastic, the front side of the rubber core 1 is an insertion hole for an SD7.0 card, the lower shell 2 is made of brass and has a good electromagnetic shielding effect, the upper shell 3 is made of stainless steel and is mainly fixed with a circuit board, an upward warping elastic sheet 18 is used for elastically supporting the SD card upwards to enable the SD card to be in gapless contact with the card base connector, an L-shaped clamping pin 19 is used for being clamped with the circuit board, a plurality of cushion blocks 11 are used for supporting an angle when the SD card is inserted, the SD card to avoid the direct butt of a contact end 13 of a metal elastic sheet to cause the front end of the metal elastic sheet to bend, and a plurality of limit blocks 12 limit the insertion depth of the SD card.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a formula SD cassette connector is sunk to two shells, includes gluey core (1), lower shell (2) and last shell (3), its characterized in that: glue core (1) and include bottom plate (5), one side of bottom plate (5) is provided with back side wall (6), left side wall (7) and right side wall (8), the inside of gluing core (1) is inlayed and is had metal shrapnel, the outside of left side wall (7) and right side wall (8) all is provided with card protruding (9) and lower card protruding (10), it is the inclined plane to go up card protruding (9) and lower side of calorie protruding (10), one side of shell (2) is provided with and goes up card hole (15) of the protruding (9) looks adaptation of card down, one side of going up shell (3) is provided with and blocks lower card hole (17) of protruding (10) looks adaptation down.

2. A double-housing sinking plate type SD card holder connector according to claim 1, wherein: the number of the metal elastic sheets is twenty one, the front end of each metal elastic sheet is warped to form a contact end (13), the middle of each metal elastic sheet is embedded in the bottom plate (5), one end of each metal elastic sheet extends to the outer side of the rear side wall (6), and a metal lead end (14) is formed at one end, located on the outer side of the rear side wall (6), of each metal elastic sheet.

3. A double-housing sinking plate type SD card holder connector according to claim 1, wherein: the two side edges of the upper shell (3) are bent downwards by 90 degrees, and the two side edges of the lower shell (2) are bent upwards by 90 degrees.

4. A double-housing sinking plate type SD card holder connector according to claim 1, wherein: the surface of the upper shell (3) is provided with a spring plate (18) which is bent downwards, and two sides of the upper shell (3) are provided with L-shaped clamping feet (19).

5. A double-housing sinking plate type SD card holder connector according to claim 1, wherein: the middle part of the bottom plate (5) is provided with a cushion block (11), and one side of the bottom plate (5) is provided with a limiting block (12).