CN106816765B - Card Connectors, Trays and Electronics - Google Patents

Abstract

The present invention discloses a card connector, comprising: a receiving chamber; a plurality of terminals at least partially arranged in the receiving chamber; and a tray having a loading portion suitable for loading an electronic card and adapted to be inserted into the receiving chamber so that the electronic card is electrically connected to the plurality of terminals. A pull bar suitable for withdrawing the tray from the accommodating cavity is arranged on the tray. In the present invention, the tray and the electronic card loaded on the tray can be easily pulled out from the electronic card connector through only one pull rod, therefore, the structure of the electronic card connector is greatly simplified, and the electronic card is reduced. The volume and cost of the card connector are reduced, and the mechanical reliability of the electronic card connector is improved.

Description

Card Connectors, Trays and Electronics

technical field

The invention relates to a tray applicable to a card connector, a card connector including the tray, and electronic equipment including the card connector.

Background technique

In the prior art, the connector for inserting an electronic card, especially a mobile phone SIM card, mainly includes an insulating base, a plurality of terminals arranged on the insulating base, a metal shell installed on the insulating base, suitable Tray for loading electronic cards and a card ejection mechanism. The tray has a cover body, which can be closely matched with the casing of the electronic device such as a mobile phone, and improves the appearance integrity of the electronic device. The card ejecting mechanism is used for withdrawing the tray and the electronic card inserted into the accommodating cavity of the metal casing from the accommodating cavity of the metal casing.

In the prior art, the card ejecting mechanism mainly includes a cam pivotally installed on the inner wall of the insulating base and a slide bar slidingly installed on the inner wall of the insulating base. When ejecting the card, the user needs to use a needle-shaped ejector tool to insert into the reserved hole on the tray cover to push the slide bar, so that the slide bar slides inward, and then pushes the cam through the slide bar, so that one end of the cam The inserted tray is rotated outward and pushed outward, thereby enabling the inserted tray and the electronic card loaded on the tray to be ejected from the connector.

The card ejection mechanism of this existing connector not only needs an additional ejector tool, but also needs a complex structure of a slide bar and a cam structure, resulting in a complex structure of the connector, a large volume, and a high cost. In addition, the cam with a complex structure can easily lead to failure of the cam, reducing the reliability of the card ejection mechanism. In addition, more and more electronic devices such as mobile phones are required to be waterproof. The existing card return mechanism needs to reserve holes in the tray cover, so it is difficult to meet the waterproof design requirements.

Contents of the invention

The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and deficiencies in the prior art.

The invention provides a card connector, which has a simple card ejection structure and does not require additional card ejection tools.

According to an aspect of the present invention, there is provided a card connector comprising: an accommodating cavity; a plurality of terminals disposed at least partially in the accommodating cavity; and a tray having a loading portion adapted to load an electronic card and adapted to be inserted the receiving cavity, so that the electronic card is electrically connected to the plurality of terminals. A pull bar suitable for withdrawing the tray from the accommodating cavity is arranged on the tray.

According to an exemplary embodiment of the present invention, the card connector further includes an insulating base and a metal shell mounted on the insulating base; and the plurality of terminals are arranged on the insulating base, The metal shell defines the accommodation cavity.

According to another exemplary embodiment of the present invention, a storage groove suitable for accommodating the pull rod is formed on the tray; and the pull rod is moved to the outside of the storage groove when in use, and when not in use be stored in the storage slot.

According to another exemplary embodiment of the present invention, the pull rod is pivotally and/or slidingly connected to the tray.

According to another exemplary embodiment of the present invention, the tray has a main body portion adapted to be inserted into the accommodation cavity of the metal casing and a cover portion adapted to be positioned outside the metal casing.

According to another exemplary embodiment of the present invention, a loading portion suitable for loading the electronic card is formed in the main body of the tray; and a storage slot suitable for accommodating the pull rod is formed in the cover of the tray In the outer side of the part opposite to the main part.

According to another exemplary embodiment of the present invention, a rotating shaft is installed in the receiving groove, and the rotating shaft passes through a sliding slot formed on the pull rod, so that the pull rod is suitable for pivoting around the rotating shaft and adapted to slide relative to the shaft to pivotally and slidably connect the tie rod to the tray.

According to another exemplary embodiment of the present invention, the pull rod has a first end and a second end opposite to the first end; and the slide groove is formed on the pull rod close to the second end at one end.

According to another exemplary embodiment of the present invention, a positioning elastic piece is disposed in the cover of the tray, and the positioning elastic piece is suitable for holding the pull rod in the receiving groove.

According to another exemplary embodiment of the present invention, a concave portion is formed on the end surface of the second end of the pull rod; the positioning elastic piece has an elastic pressing portion protruding into the receiving groove; and when When the pull rod is held in the receiving groove, the elastic pressing portion engages in the concave portion of the pull rod.

According to another exemplary embodiment of the present invention, when the pull rod is held in the receiving groove, the first end of the pull rod protrudes outward beyond the outer surface of the cover portion of the tray and when the pull rod is held in the receiving groove, the portion of the pull rod except the first end portion is substantially flush with the outer surface of the cover portion of the tray.

According to another exemplary embodiment of the present invention, a rotating shaft installation hole is formed in the upper side wall and the lower side wall of the receiving groove, and both ends of the rotating shaft are installed in the rotating shaft installation hole.

According to another exemplary embodiment of the present invention, a spring installation groove is formed in an end wall at one end of the receiving groove, and the positioning elastic piece is installed in the spring installation groove.

According to another exemplary embodiment of the present invention, a positioning recess is formed on both sides of the main body of the tray; an elastic pressing finger is formed on both sides of the metal shell; and when the When the main body of the tray is inserted into the accommodation cavity of the metal shell, the elastic pressing finger engages with the positioning recess, thereby holding the tray in the accommodation cavity of the metal shell.

According to another exemplary embodiment of the present invention, soldering feet suitable for soldering to a circuit board are formed on the metal shell.

According to another exemplary embodiment of the present invention, the electronic card is a SIM card.

According to another aspect of the present invention, there is provided a tray usable with a card connector, suitable for loading electronic cards, the tray comprising: a pull bar adapted to withdraw the tray from the card connector.

According to an exemplary embodiment of the present invention, the tray includes: a main body part having a loading part suitable for loading the electronic card; and a cover part having a storage slot suitable for receiving the pull rod.

According to another exemplary embodiment of the present invention, the pull rod is moved to the outside of the storage slot when in use, and is stored in the storage slot when not in use.

According to another exemplary embodiment of the present invention, the pull rod is pivotally and/or slidingly connected to the cover portion of the tray.

According to another exemplary embodiment of the present invention, a rotating shaft is installed in the receiving groove, and the rotating shaft passes through a sliding slot formed on the pull rod, so that the pull rod is suitable for pivoting around the rotating shaft and adapted to slide relative to the shaft to pivotally and slidably connect the tie rod to the tray.

According to another exemplary embodiment of the present invention, the pull rod has a first end and a second end opposite to the first end; and the slide groove is formed on the pull rod close to the second end at one end.

According to another exemplary embodiment of the present invention, a positioning elastic piece is disposed in the cover of the tray, and the positioning elastic piece is suitable for holding the pull rod in the receiving groove.

According to another exemplary embodiment of the present invention, a concave portion is formed on the end surface of the second end of the pull rod; the positioning elastic piece has an elastic pressing portion protruding into the receiving groove; and when When the pull rod is held in the receiving groove, the elastic pressing portion engages in the concave portion of the pull rod.

According to another aspect of the present invention, there is provided an electronic device including: a circuit board; and the aforementioned card connector mounted on the circuit board.

According to an exemplary embodiment of the present invention, the electronic device is a mobile communication device.

According to the foregoing embodiments of the present invention, the tray and the electronic card loaded on the tray can be easily pulled out from the electronic card connector through only one pull rod, thus greatly simplifying the installation of the electronic card connector. The structure reduces the volume and cost of the electronic card connector, and improves the mechanical reliability of the electronic card connector.

Other objects and advantages of the present invention will be apparent from the following description of the present invention with reference to the accompanying drawings, and may help to provide a comprehensive understanding of the present invention.

Description of drawings

FIG. 1 shows a schematic perspective view of a card connector according to an exemplary embodiment of the present invention;

Figure 2 shows a schematic diagram of installing the card connector shown in Figure 1 on a circuit board;

Figure 3 shows an exploded schematic view of the card connector shown in Figure 1;

FIG. 4 shows a schematic perspective view of the tray of the card connector shown in FIG. 1, wherein an electronic card loaded in the tray is shown;

Figure 5 shows a cross-sectional view of the card connector shown in Figure 1, wherein the first end of the pull rod is shown being pushed;

Figure 6 shows a cross-sectional view of the card connector shown in Figure 1, wherein the second end of the pull rod is shown rotated to the outside of the receiving slot; and

Fig. 7 shows a cross-sectional view of the card connector shown in Fig. 1, wherein the tray is shown being pulled outward by the pull rod.

Detailed ways

The technical solutions of the present invention will be further specifically described below through the embodiments and in conjunction with the accompanying drawings. In the specification, the same or similar reference numerals designate the same or similar components. The following description of the embodiments of the present invention with reference to the accompanying drawings is intended to explain the general inventive concept of the present invention, but should not be construed as a limitation of the present invention.

In addition, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a comprehensive understanding of the embodiments of the present disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in diagrammatic form to simplify the drawings.

According to a general technical concept of the present invention, there is provided a card connector, comprising: an accommodating cavity; a plurality of terminals at least partially disposed in the accommodating cavity; and a tray having a loading portion suitable for loading an electronic card and adapted to and inserted into the accommodating cavity, so that the electronic card is electrically connected with the plurality of terminals. A pull bar suitable for withdrawing the tray from the accommodating cavity is arranged on the tray.

FIG. 1 shows a schematic perspective view of a card connector 10 according to an exemplary embodiment of the present invention. FIG. 3 shows an exploded view of the card connector 10 shown in FIG. 1 . FIG. 4 shows a schematic perspective view of the tray 300 of the card connector 10 shown in FIG. 1 , wherein the electronic card 20 loaded in the tray 300 is shown.

In an exemplary embodiment of the present invention, a card connector suitable for inserting an electronic card is disclosed. As shown in FIG. 1 , FIG. 3 and FIG. 4 , in the illustrated embodiment, the card connector mainly includes an insulating base 100 , a plurality of terminals 110 , a metal shell 200 and a tray 300 . A plurality of terminals 110 are disposed on the insulating base 100 . The metal shell 200 is installed on the insulating base 100 . The tray 300 is suitable for being inserted into the receiving chamber 201 of the metal case 200 and has a loading portion 311 suitable for loading the electronic card 20 (see FIG. 4 ).

As shown in Fig. 1, Fig. 3 and Fig. 4, in an exemplary embodiment of the present invention, a pull bar suitable for pulling the tray 300 out of the receiving cavity 201 of the metal shell 200 is provided on the tray 300 330.

As shown in Fig. 1, Fig. 3 and Fig. 4, in the illustrated embodiment, a storage groove 321 suitable for accommodating the pull rod 330 is formed on the tray 300; and the pull rod 330 is moved to the outside of the storage groove 321 during use (as shown in FIG. 7 ), and is stored in the storage groove 321 (as shown in FIG. 4 ) when not in use.

In an exemplary embodiment of the present invention, the tie rod 330 may be pivotally and/or slidably connected to the tray 300 .

As shown in FIG. 1 , FIG. 3 and FIG. 4 , in the illustrated embodiment, the tray 300 has a main body portion 310 adapted to be inserted into the accommodating cavity 201 of the metal housing 200 and is adapted to be positioned outside the metal housing 200 The cover body part 320. The thickness of the cover part 320 of the tray 300 is greater than the thickness of the main part 310 of the tray 300 and the size of the receiving cavity 201 of the metal shell 200 in the height direction of the tray 300 . In addition, the size of the cover part 320 in the width direction of the tray 300 is also larger than the size of the body part 310 in the width direction of the tray 300 and the size of the receiving cavity 201 of the metal shell 200 in the width direction of the tray 300 .

As shown in Fig. 1, Fig. 3 and Fig. 4, in the illustrated embodiment, the loading portion 311 suitable for loading the electronic card 20 is formed in the main body portion 310 of the tray 300; Formed in the outer side of the cover part 320 of the tray 300 opposite to the main body part 310 .

Fig. 5 shows a cross-sectional view of the card connector 10 shown in Fig. 1, wherein it shows that the first end 330a of the pull rod 330 is pushed; Fig. 6 shows a cross-sectional view of the card connector 10 shown in Fig. 1, where it shows The second end 330b of the pull rod 330 is rotated to the outside of the receiving groove 321; and FIG. 7 shows a cross-sectional view of the card connector 10 shown in FIG.

As shown in FIG. 1, FIG. 3 to FIG. 7, in an exemplary embodiment of the present invention, a rotating shaft 350 is installed in the receiving groove 321, and the rotating shaft 350 passes through the slide groove 332 formed on the pull rod 330, The pull rod 330 is adapted to pivot about the rotation shaft 350 and to slide relative to the rotation shaft 350 so that the pull rod 330 is pivotally and slidably connected to the tray 300 .

As shown in Fig. 1, Fig. 3 to Fig. 7, in the illustrated embodiment, the tie rod 330 has a first end 330a and a second end 330b opposite to the first end 330a; 330 near the first end 330a.

As shown in FIGS. 1 , 3 to 7 , in the illustrated embodiment, a positioning elastic piece 340 is provided in the cover portion 320 of the tray 300 , and the positioning elastic piece 340 is suitable for holding the pull rod 330 in the receiving groove 321 middle.

As shown in Fig. 1, Fig. 3 to Fig. 7, in the illustrated embodiment, a concave portion 331 is formed on the end surface of the second end portion 330b of the pull rod 330; and when the pull rod 330 is held in the receiving groove 321 , the elastic pressing portion 341 engages in the concave portion 331 of the pull rod 330 , thereby holding the pull rod 330 in the receiving groove 321 .

As shown clearly in FIG. 4 , in the illustrated embodiment, when the pull rod 330 is held in the receiving groove 321 , the first end portion 330 a of the pull rod 330 protrudes outward beyond the outside of the cover portion 320 of the tray 300 . and when the pull rod 330 is held in the receiving groove 321 , the portion of the pull rod 330 except the first end portion 330 a is substantially flush with the outer surface of the cover portion 320 of the tray 300 .

As clearly shown in FIG. 3 , in the illustrated embodiment, shaft installation holes 322 are formed in the upper and lower side walls of the receiving groove 321 , and both ends of the shaft 350 are installed in the shaft installation holes 322 .

As clearly shown in FIG. 3 , in the illustrated embodiment, a spring installation groove 323 is formed in an end wall of one end of the receiving groove 321 , and the positioning elastic piece 340 is installed in the spring installation groove 323 .

As shown in FIG. 3 , in one embodiment of the present invention, a positioning recess 312 is formed on both sides of the main body 310 of the tray 300; an elastic pressing finger 212 is formed on both sides of the metal shell 200 . As shown in FIGS. 1 and 3 , when the main body 310 of the tray 300 is inserted into the receiving chamber 201 of the metal casing 200 , the elastic pressing finger 212 engages with the positioning recess 312 , thereby holding the tray 300 in the metal casing 200 . in the chamber 201.

FIG. 2 shows a schematic diagram of installing the card connector 10 shown in FIG. 1 on a circuit board 30 .

As shown in FIGS. 1 , 2 and 3 , soldering feet 213 suitable for soldering to the circuit board 30 are formed on the metal shell 200 .

In an exemplary embodiment of the present invention, the aforementioned electronic card 20 may be a SIM card or other types of electronic cards.

In addition, in another exemplary embodiment of the present invention, an electronic device is also disclosed. As shown in FIGS. 1 to 4 , the electronic device mainly includes a card connector 10 , an electronic card 20 and a circuit board 30 . The card connector 10 is mounted on a circuit board 30 . The electronic card 20 is adapted to be loaded in the tray 300 of the card connector 10 . When the electronic card 20 is inserted into the card connector 10 together with the tray 300 , the electronic card 20 is electrically connected to the circuit board 30 via the plurality of terminals 110 on the card connector 10 .

In an exemplary embodiment of the present invention, the aforementioned electronic device may be a mobile communication device. For example, mobile phones, notebooks, etc.

The process of pulling the tray 300 out of the receiving cavity 201 of the metal casing 200 through the pull rod 330 will be described in detail below with reference to FIGS. 5 to 7 .

First, as shown in FIGS. 5 and 6 , an inward pushing force F1 is applied to the outwardly protruding first end portion 330 a of the pull rod 330 , which causes the pull rod 330 to rotate around the rotating shaft 350 . At this time, the second end portion 330 b of the pull rod 330 overcomes the retaining force exerted by the positioning spring 340 under the action of the pushing force F1 , and rotates toward the outside of the receiving groove 321 relative to the rotating shaft 350 . In this way, as shown in FIG. 6 , the second end portion 330 b of the pull rod 330 can be rotated to the outside of the receiving groove 321 .

Then, as shown in FIGS. 6 and 7, when the second end 330b of the pull rod 330 is rotated to the outside of the receiving groove 321, the second end 330b of the pull rod 330 can be easily grasped, and along the direction shown in FIG. The pull rod 330 is pulled outward in the direction F2 shown. In this way, the tray 300 and the electronic card 20 loaded on the tray 300 can be pulled out from the receiving cavity 201 of the metal casing 200 through the pull rod 330 .

Those skilled in the art can understand that the above-described embodiments are exemplary, and those skilled in the art can improve them, and the structures described in various embodiments do not conflict with each other in terms of structure or principle Can be combined freely.

Although the present invention has been described with reference to the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to illustrate preferred embodiments of the present invention and should not be construed as a limitation of the present invention.

While certain embodiments of the present general inventive concept have been shown and described, it will be understood by those of ordinary skill in the art that changes may be made to these embodiments without departing from the principles and spirit of the present general inventive concept. The scope is defined by the claims and their equivalents.

It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. Furthermore, any element references in the claims should not be construed as limiting the scope of the invention.

Claims (22)

1. A card connector comprising: a housing cavity (201); a plurality of terminals (110) at least partially disposed within the housing cavity (201); and a tray (300), having a loading portion (311) adapted to load an electronic card (20) and adapted to be inserted into the accommodating cavity (201), so that the electronic card is electrically connected to the plurality of terminals, It is characterized by: A pull bar (330) suitable for withdrawing the tray (300) from the accommodating chamber (201) is provided on the tray (300), and the pull bar (330) is pivotally connected to the tray ( 300); A receiving groove (321) suitable for receiving the pull rod (330) is formed on the tray (300); and The pull rod (330) is moved to the outside of the storage slot (321) when in use, and is integrally stored in the storage slot (321) when not in use. 2. The card connector according to claim 1, characterized in that: The card connector also includes an insulating base (100) and a metal shell (200) installed on the insulating base (100); and The multiple terminals (110) are arranged on the insulating base (100), and the metal casing (200) defines the accommodation cavity (201). 3. The card connector according to claim 2, characterized in that the tie rod (330) is pivotally and slidably connected to the tray (300). 4. The card connector according to claim 2, characterized in that: The tray (300) has a main body portion (310) adapted to be inserted into the accommodation chamber (201) of the metal casing (200) and a cover portion adapted to be positioned outside the metal casing (200) (320). 5. The card connector according to claim 4, characterized in that: a loading portion (311) suitable for loading the electronic card (20) is formed in the main body portion (310) of the tray (300); and A receiving groove (321) suitable for receiving the pull rod (330) is formed in the outer surface of the cover part (320) of the tray (300) opposite to the main part (310). 6. The card connector according to claim 5, characterized in that: A rotating shaft (350) is installed in the receiving groove (321), and the rotating shaft (350) passes through the chute (332) formed on the pull rod (330), so that the pull rod (330) is suitable for Pivoting about said shaft (350) and adapted to slide relative to said shaft (350), thereby pivotally and slidingly connecting said tie rod (330) to said tray (300). 7. The card connector according to claim 6, characterized in that: The tie rod (330) has a first end (330a) and a second end (330b) opposite the first end (330a); and The slide groove (332) is formed at a position of the pull rod (330) close to the first end portion (330a). 8. The card connector according to claim 7, characterized in that: A positioning elastic piece (340) is arranged in the cover body (320) of the tray (300), and the positioning elastic piece (340) is suitable for holding the pull rod (330) in the receiving groove (321) . 9. The card connector according to claim 8, characterized in that: A recess (331) is formed on the end surface of the second end (330b) of the pull rod (330); The positioning elastic piece (340) has an elastic pressing portion (341) protruding into the receiving groove (321); and When the pull rod (330) is held in the receiving groove (321), the elastic pressing portion (341) engages in the concave portion (331) of the pull rod (330). 10. The card connector of claim 9, wherein: When the pull rod (330) is held in the receiving groove (321), the first end portion (330a) of the pull rod (330) protrudes outward beyond the cover portion of the tray (300) the outer side of (320); and When the pull rod (330) is held in the receiving groove (321), the part of the pull rod (330) except the first end portion (330a) and the cover of the tray (300) The outer side of the body (320) is substantially flush. 11. The card connector of claim 10, wherein: A rotating shaft installation hole (322) is formed in the upper side wall and the lower side wall of the receiving groove (321), and both ends of the rotating shaft (350) are installed in the rotating shaft installation hole (322). 12. The card connector of claim 11, wherein: A spring installation groove (323) is formed in the end wall of one end of the receiving groove (321), and the positioning elastic piece (340) is installed in the spring installation groove (323). 13. The card connector of claim 12, wherein: A positioning recess (312) is respectively formed on both sides of the main body (310) of the tray (300); An elastic pressing finger (212) is respectively formed on both sides of the metal shell (200); and When the main body (310) of the tray (300) is inserted into the accommodation cavity (201) of the metal shell (200), the elastic pressing finger (212) engages with the positioning recess (312), Thus, the tray (300) is kept in the accommodation cavity (201) of the metal casing (200). 14. The card connector of claim 13, wherein: Soldering feet (213) suitable for soldering to the circuit board (30) are formed on the metal shell (200). 15. The card connector according to claim 1, characterized in that the electronic card (20) is a SIM card. 16. A tray usable in a card connector, suitable for loading electronic cards (20), the tray (300) comprising: a pull bar (330) adapted to withdraw said tray (300) from said card connector , The tray includes: a main body part (310), having a loading part (311) suitable for loading the electronic card (20); and a cover part (320), having a storage slot suitable for receiving the pull rod (330) (321); The tie rod (330) is pivotally connected to the cover portion (320) of the tray (300); The pull rod (330) is moved to the outside of the storage slot (321) when in use, and is integrally stored in the storage slot (321) when not in use. 17. The tray applicable to card connectors according to claim 16, characterized in that the pull rod (330) is pivotally and slidably connected to the cover portion (320) of the tray (300). 18. The tray usable with card connectors according to claim 17, characterized in that: A rotating shaft (350) is installed in the receiving groove (321), and the rotating shaft (350) passes through the chute (332) formed on the pull rod (330), so that the pull rod (330) is suitable for Pivoting about said shaft (350) and adapted to slide relative to said shaft (350), thereby pivotally and slidingly connecting said tie rod (330) to said tray (300). 19. The card connector tray according to claim 18, characterized in that: The tie rod (330) has a first end (330a) and a second end (330b) opposite the first end (330a); and The slide groove (332) is formed at a position of the pull rod (330) close to the first end portion (330a). 20. The tray usable with a card connector according to claim 19, characterized in that: A positioning elastic piece (340) is arranged in the cover body (320) of the tray (300), and the positioning elastic piece (340) is suitable for holding the pull rod (330) in the receiving groove (321) . 21. The card connector tray according to claim 20, characterized in that: A recess (331) is formed on the end surface of the second end (330b) of the pull rod (330); The positioning elastic piece (340) has an elastic pressing portion (341) protruding into the receiving groove (321); and When the pull rod (330) is held in the receiving groove (321), the elastic pressing portion (341) engages in the concave portion (331) of the pull rod (330). 22. An electronic device comprising: circuit board (30); and The card connector (10) of any one of claims 1-15, said card connector (10) being mounted on said circuit board (30).