CN217405758U - SD card connector - Google Patents
SD card connector Download PDFInfo
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- CN217405758U CN217405758U CN202220286553.8U CN202220286553U CN217405758U CN 217405758 U CN217405758 U CN 217405758U CN 202220286553 U CN202220286553 U CN 202220286553U CN 217405758 U CN217405758 U CN 217405758U
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- insulating body
- detection terminal
- writing
- wall
- card
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Abstract
The utility model relates to the technical field of connectors, in particular to an SD card connector, which comprises an insulating body with an accommodating space, a plurality of terminals arranged in the accommodating space of the insulating body and a metal shell which can be detachably arranged on the insulating body; the anti-writing detection terminal is arranged on one side of the inner wall of the insulating body, an injection molding groove is formed in one end of the anti-writing detection terminal, and one end of the anti-writing detection terminal is connected with the inner wall of the insulating body through the injection molding groove in an integrated injection molding mode. The utility model discloses novel structure, design benefit, under above-mentioned setting, because prevent writing the one end of listening the terminal through the recess of moulding plastics with insulator's the integrative injection moulding in inner wall one side is connected, can avoid preventing writing the one end of listening the terminal and break away from insulator and cause wearing and tearing or obstruct SD card to insert or collude the switch of preventing writing on the SD card to the SD card scratch, the structure is reliable, guarantees job stabilization nature, security and reliability.
Description
Technical Field
The utility model belongs to the technical field of the connector technique and specifically relates to indicate a SD card connector.
Background
The electrical connector is used as one of the common components of various electronic products, and has been widely used with the popularization of the electronic products, and the card connector is also widely used as one of the electrical connectors. In the prior art, as shown in the SD card connector shown in fig. 1, the WP write-protection switch adopts a relatively stable lateral actuation manner, the contact manner of the laterally actuated elastic sheet is most stable, and the WP write-protection switch is to be short-circuited with the outer iron shell during actuation, so that the chip detects that the SD card is in a write-protection state, and the chip starts a read-only mode, so that a gap is required between the WP write-protection switch and the outer iron shell to avoid short-circuiting when not actuated, thereby causing misjudgment of the chip; however, in the current SD card connector, the WP anti-writing protection switch of the laterally actuated elastic sheet inevitably exposes one side of the elastic sheet, so that a gap can be left between the elastic sheet and the outer iron shell, which may lead to a problem that the exposed surface cannot be fixed, and the elastic sheet cannot be absolutely perpendicular to the Molding, so it is difficult to avoid the inward tilt of the elastic sheet after the plastic body Molding, and the exposed surface of the elastic sheet is in the inner side, which may aggravate the inward tilt of the elastic sheet, and this problem may cause the SD card scratch, or hook the write protection switch on the SD card, and the read-only mode is mistakenly opened to the chip, so that the data cannot be stored in the card, and if it is serious, the card insertion may be blocked, the structural reliability is poor, and the use stability is affected.
Disclosure of Invention
The utility model discloses problem to prior art provides a SD card connector, novel structure, design benefit under above-mentioned setting, because prevent writing the one end of listening the terminal through the recess of moulding plastics with insulator's the integrative injection moulding in inner wall one side is connected, can avoid preventing writing the one end of listening the terminal and break away from insulator and cause wearing and tearing or obstruct SD card and insert or collude the switch of writing on the SD card to SD card scratch, and the structure is reliable, guarantees job stabilization nature, security and reliability.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a SD card connector, which comprises an insulating body with a containing space, a plurality of terminals arranged in the containing space of the insulating body and a metal shell which can be detachably arranged on the insulating body; the anti-writing detection terminal is arranged on one side of the inner wall of the insulating body, an injection molding groove is formed in one end of the anti-writing detection terminal, and one end of the anti-writing detection terminal is connected with one side of the inner wall of the insulating body through the injection molding groove in an integral injection molding mode; the anti-writing detection terminal comprises an insulation body, and is characterized in that a yielding groove is further formed in one side of the inner wall of the insulation body, the other end of the anti-writing detection terminal is located at the yielding groove, the metal shell is arranged around the periphery of the insulation body, and when an SD card is inserted into an accommodating space of the insulation body, the anti-writing detection terminal is abutted to enable the anti-writing detection terminal to be abutted to the metal shell.
The peripheral wall of insulator is provided with a plurality of knot pieces, metal casing's peripheral wall be provided with a plurality of with detain the catching groove of piece cooperation lock joint.
The plurality of terminals comprise a CD detection terminal and a plurality of signal terminals, and a first spring is arranged between the CD detection terminal and the insulating body.
The insulating body is characterized in that hollow cylindrical blocks are arranged on two sides of the bottom of the insulating body, positioning columns are arranged in the hollow cylindrical blocks in a sliding mode, the lower ends of the positioning columns protrude out of the lower ends of the hollow cylindrical blocks, and second springs are connected between the inner walls of the hollow cylindrical blocks and the upper ends of the positioning columns.
And an insulating lifting handle is arranged on the outer wall of the other side of the insulating body.
The utility model has the advantages that:
the utility model discloses novel structure, design benefit, under above-mentioned setting, because prevent writing the one end of listening the terminal through mould plastics the recess with the integrative injection moulding in inner wall one side of insulator connects, can avoid preventing writing the one end of listening the terminal and break away from insulator and cause wearing and tearing or obstruct SD card and insert or collude the switch of preventing writing on the SD card to the SD card scratch, the structure is reliable, guarantees job stabilization nature, security and reliability.
Drawings
Fig. 1 is a schematic structural diagram of a write-protect detection terminal of a conventional SD card connector.
Fig. 2 is a schematic structural view of an SD card connector according to the present invention.
Fig. 3 is a schematic structural view of the metal shell of the present invention.
Fig. 4 is a schematic structural view of the present invention after the insulating body and the metal shell are hidden.
Fig. 5 is a front view of an SD card connector of the present invention.
The reference numerals in fig. 1 to 5 include:
1. an insulating body; 2. a metal housing; 3. a write-protect detection terminal; 4. injection molding a groove; 5. a yielding groove; 6. buckling blocks; 7. buckling grooves; 8. a CD detection terminal; 9. a signal terminal; 10. a first spring; 11. a hollow cylindrical block; 12. a positioning column; 13. a second spring; 14. an insulating lifting handle.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
An SD card connector, as shown in fig. 2 to 5, includes an insulating body 1 having an accommodating space, a plurality of terminals mounted in the accommodating space of the insulating body 1, and a metal shell 2 detachably mounted on the insulating body 1; a writing-prevention detection terminal 3 is arranged on one side of the inner wall of the insulating body 1, an injection molding groove 4 is formed in one end of the writing-prevention detection terminal 3, and one end of the writing-prevention detection terminal 3 is connected with one side of the inner wall of the insulating body 1 through the injection molding groove 4 in an integral injection molding mode; the inner wall one side of insulator 1 still is provided with the groove of stepping down 5, the other end of preventing writing and detecting terminal 3 is located the groove of stepping down 5 department, metal casing 2 encloses to be located insulator 1's periphery, and when the SD card inserted insulator 1's accommodation space, the butt prevent writing and detect terminal 3 and make prevent writing and detect terminal 3 with metal casing 2 butt. Specifically, the utility model discloses novel structure, design benefit, under above-mentioned setting, because prevent writing the one end of listening terminal 3 through moulding plastics recess 4 with the integrative injection moulding in inner wall one side of insulator 1 connects, can avoid preventing writing the one end of listening terminal 3 and break away from insulator 1 and cause wearing and tearing or obstruct the SD card and insert or collude the switch of preventing writing on the SD card to the SD card scratch, the structure is reliable, guarantees job stabilization nature, security and reliability.
In this embodiment, the peripheral wall of the insulating body 1 is provided with a plurality of buckling blocks 6, and the peripheral wall of the metal shell 2 is provided with a plurality of buckling grooves 7 which are matched and buckled with the buckling blocks 6. Specifically, when metal casing 2 and insulator 1 equipment are required, metal casing 2 cover is in insulator 1's periphery, mutually supports the lock joint through knot piece 6 and catching groove 7, realizes the equipment between the two, and the installation is swift, convenient.
In this embodiment, the terminals include a CD detection terminal 8 and a plurality of signal terminals 9, and a first spring 10 is disposed between the CD detection terminal 8 and the insulating housing 1. Specifically, under the above arrangement, the reset capability of the CD detection terminal 8 is ensured, so as to ensure that the SD card can be connected and conducted with the SD card every time the SD card is inserted.
The write-resistant detection terminal 3, the CD detection terminal 8 and the signal terminal 9 are all elastic terminals.
In this embodiment, both sides of the bottom of the insulating body 1 are provided with hollow cylindrical blocks 11, a positioning column 12 is slidably disposed in the hollow cylindrical blocks 11, a lower end of the positioning column 12 protrudes out of a lower end of the hollow cylindrical block 11, and a second spring 13 is connected between an inner wall of the hollow cylindrical block 11 and an upper end of the positioning column 12. Specifically, will the utility model discloses when installing on external equipment, peg graft through two reference columns 12 and fix a position, too big damage that causes of location dynamics when preventing to install has added hollow cylinder piece 11 and second spring 13 for reference column 12 possesses activity space and reset capability, and the structure is reliable.
In this embodiment, an insulating lifting handle 14 is disposed on the outer wall of the other side of the insulating body 1. Specifically, when the installation, the operator can carry this insulating handle 14, facilitates the use and the installation, avoids because insulator 1 lacks to carry the position and leads to the installation operation difficulty.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (5)
1. An SD card connector, characterized in that: the connector comprises an insulating body with an accommodating space, a plurality of terminals arranged in the accommodating space of the insulating body and a metal shell detachably arranged on the insulating body; the anti-writing detection terminal is arranged on one side of the inner wall of the insulating body, an injection molding groove is formed in one end of the anti-writing detection terminal, and one end of the anti-writing detection terminal is connected with one side of the inner wall of the insulating body through the injection molding groove in an integral injection molding mode; the anti-writing detection terminal comprises an insulation body, and is characterized in that a yielding groove is further formed in one side of the inner wall of the insulation body, the other end of the anti-writing detection terminal is located at the yielding groove, the metal shell is arranged around the periphery of the insulation body, and when an SD card is inserted into an accommodating space of the insulation body, the anti-writing detection terminal is abutted to enable the anti-writing detection terminal to be abutted to the metal shell.
2. The SD card connector of claim 1, wherein: the periphery wall of insulator is provided with a plurality of knot pieces, metal casing's periphery wall be provided with a plurality of with detain the catching groove of piece cooperation lock joint.
3. The SD card connector according to claim 1, wherein: the plurality of terminals comprise CD detection terminals and a plurality of signal terminals, and first springs are arranged between the CD detection terminals and the insulating body.
4. The SD card connector of claim 1, wherein: the insulating body is characterized in that hollow cylindrical blocks are arranged on two sides of the bottom of the insulating body, positioning columns are arranged in the hollow cylindrical blocks in a sliding mode, the lower ends of the positioning columns protrude out of the lower ends of the hollow cylindrical blocks, and second springs are connected between the inner walls of the hollow cylindrical blocks and the upper ends of the positioning columns.
5. The SD card connector according to claim 1, wherein: and an insulating lifting handle is arranged on the outer wall of the other side of the insulating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220286553.8U CN217405758U (en) | 2022-02-11 | 2022-02-11 | SD card connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220286553.8U CN217405758U (en) | 2022-02-11 | 2022-02-11 | SD card connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217405758U true CN217405758U (en) | 2022-09-09 |
Family
ID=83136270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220286553.8U Active CN217405758U (en) | 2022-02-11 | 2022-02-11 | SD card connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217405758U (en) |
-
2022
- 2022-02-11 CN CN202220286553.8U patent/CN217405758U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |