CN203326166U - Card connector - Google Patents

Abstract

The utility model discloses a card connector for installing several electronic cards, comprising an insulating body, several conductive terminals and a card holder. The insulating body is concave downward to form at least one receiving groove, and a retaining groove is provided on at least one side of the groove wall of the receiving groove; several conductive terminals are fixedly installed in the insulating body; the card holder is retained in the retaining groove, and the card holder has an elastic push-pushing part, which elastically extends into the receiving groove; wherein, when the electronic card is inserted into the receiving groove, the electronic card pushes against the elastic push-pushing part, and at the same time, the elastic push-pushing part elastically acts on the electronic card, giving the electronic card a holding force, so that the electronic card can be more firmly inserted into the electrical connector and is not easy to fall out.

Description

card connector

technical field

The utility model relates to a connector, in particular to a card connector.

Background technique

With the development of mobile communication technology, mobile phones have become a widely used communication tool for people. People have requirements for the functions of mobile phones. On the one hand, more and more people start to have multiple mobile phones to meet their social needs, that is, they need a mobile phone More than two SIM cards can be used. On the other hand, the demand for data storage capacity is also increasing. It is necessary for mobile phones to use SD and other memory cards, thus giving birth to the technical development of multiple cards in one machine. An existing card connector for installing several electronic cards includes a first insulating body, a second insulating body arranged above the first insulating body, and a second insulating body arranged on the first and second insulating bodies A plurality of signal terminals and a shielding case shielding the first and second insulating bodies. The first insulating body is provided with a first card slot and a second card slot, and the second insulating body is provided with a third card slot, and several signal terminals extend into the first card slot, the second card slot and the third card slot respectively. card slot. A first card slot and a second card slot are provided on the first insulating body, and a third card slot is provided on the second insulating body to form a side-by-side combined stacked structure to achieve the effect of multiple cards in one .

However, the above-mentioned card connector usually provides the plugging force through the friction force of several signal terminals on the electronic card, which often provides insufficient plugging force, so that when the electronic device is shaken or dropped, the electronic card is easy to be connected from the card. out of the device.

Utility model content

The purpose of the utility model is to overcome the disadvantages of the above-mentioned prior art, and provide a card connector, which has a large plugging and pulling force, so as to firmly clamp the electronic card.

In order to achieve the above purpose, the utility model provides a card connector for installing several electronic cards, including an insulating body, several conductive terminals and a card holder. The insulator body is recessed downwards to form at least one receiving groove, and a holding groove is opened on at least one side of the groove wall of the accommodating groove; several conductive terminals are fixedly installed in the insulator body; The holder has an elastic pushing part, and the elastic pushing part stretches elastically into the receiving slot; wherein, when the electronic card is inserted into the receiving slot, the electronic card pushes against the elastic pushing part, and at the same time, the elastic pushing part elastically acts on the electronic card. Card.

To sum up, the card connector of the present invention adopts the design of the card holder. When the electronic card is inserted into the receiving slot, the electronic card pushes against the elastic pushing part, and at the same time, the elastic pushing part elastically acts on the electronic card to give the electronic card A holding force, so that the electronic card can be more firmly inserted into the electrical connector, and it is not easy to come out.

Description of drawings

FIG. 1 is a perspective view of an embodiment of the card connector of the present invention.

FIG. 2 is an exploded perspective view of the card connector shown in FIG. 1 .

FIG. 3 is a partial perspective view of the card connector shown in FIG. 1 .

FIG. 4 is a partial top view of the card connector shown in FIG. 1 .

FIG. 5 is an enlarged view of a portion IV of the card connector shown in FIG. 4 .

FIG. 6 is a top view of the electronic card of the card connector shown in FIG. 1 when it is about to be inserted.

The reference numerals of each component in the figure are explained as follows.

Card Connector 100 Receiving Slot 11

First Storage Tank 111 Second Storage Tank 112

The first conductive terminal slot 113 The second conductive terminal slot 114

Holding slot 12 1st insulating body 13

Upper surface 131 Both sides 132

Front surface 133 Retaining wall 134

Avoidance groove 135 Fixed column 136

Fastening slot 137 Fastening block 138

Fastening hole 139 second insulating body 14

Bottom plate 141 Rear plate 142

Side plate 143 Fixed block 144

Fixing slot 145 Wedge 146

Third Capital Glot 15 First -guide Electrical terminal 21 Second -guide terminal 22 Third -guided electrical terminal 23 card holder 30 elastic push to the 31 solid holding department 32 shielded shell 40 electronic card 200.

Detailed ways

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to Fig. 1 to Fig. 6, the utility model card connector 100 is used for installing several electronic cards 200, and this card connector 100 comprises an insulating body, several conductive terminals, a holding member 30 and a shielding shell 40.

The insulating body is provided with a receiving groove 11 for accommodating the electronic card 200 , at least one receiving groove 11 is formed downwardly on the insulating body, and a holding groove 12 is opened on at least one side wall of the receiving groove 11 . Specifically, the insulating body includes a first insulating body 13 and a second insulating body 14 fixedly engaged with the first insulating body 13, and the receiving groove 11 includes a first receiving groove 111 and a second receiving groove 112. and a third receiving groove 15, the first insulating body 13 has an upper surface 131, two side surfaces 132 and a front surface 133, and the upper surface 131 of the first insulating body 13 is recessed downward to form the first receiving groove 111 and the first receiving groove 111 arranged side by side. The second receiving groove 112 is described above, and a blocking wall 134 is formed between the first receiving groove 111 and the second receiving groove 112 . A plurality of first conductive terminal grooves 113 and second conductive terminal grooves 114 are provided in the first receiving groove 111 and the second receiving groove 112 on the first insulating body 13; The retaining groove 12 and the blocking wall 134 define an avoiding groove 135 penetrating through the blocking wall 134 and communicating with the first receiving groove 111 and the second receiving groove 112 . A fixing column 136 protrudes inside the avoiding groove 135 . The first insulating body 13 is provided with a fastening groove 137 inwardly from the two side surfaces 132 respectively, and a fastening block 138 is respectively extended upwardly from the rear end of the fastening groove 137 on the two side surfaces 132, and a fastening hole is opened on the fastening block 138. 139.

The second insulating body 14 has a bottom plate 141, a rear plate 142 and two side plates 143, the bottom plate 141, the rear plate 142 and the two side plates 143 form a third receiving groove 15, the two sides of the second insulating body 14 The plates 143 respectively extend downward to form a fixing block 144 , and the two side plates 142 respectively define a fixing slot 145 at the rear end of the fixing block 144 , and a locking wedge 146 protrudes inside the fixing slot 145 . The fixing block 144 is fixed in the fixing groove 137 , the fixing block 138 is fixed in the fixing groove 145 and the locking wedge 146 is fixed in the fixing hole 139 .

In addition, on the first insulating body 13, the holding groove 12 can also be provided on the other side wall of the first receiving groove 111 and the second receiving groove 112; The avoiding groove 135, the avoiding groove 135 is provided with the fixed column 136; the holding groove 12 and the avoiding groove 135 are arranged on the side of the first receiving groove 111 or the second receiving groove 112 or the third receiving groove 15 on the wall.

The plurality of conductive terminals are fixedly installed in the insulating body; specifically, the plurality of conductive terminals include a plurality of first conductive terminals 21 , a plurality of second conductive terminals 22 and a plurality of third conductive terminals 23 . The first conductive terminal 21 and the second conductive terminal 22 are respectively accommodated in the first conductive terminal groove 113 and the second conductive terminal groove 114, and extend into the first receiving groove 111 and the second receiving groove 112 respectively, and the third The conductive terminal 23 is integrally formed in the second insulating body 14 and extends into the third receiving groove 15 .

The holding part 30 is held in the holding groove 12, specifically, the holding part 30 has a semi-annular elastic pushing part 31 and a holding part 32 formed by extending from the two free ends of the elastic pushing part 31 to the outside of the ring. , the elastic pushing part 31 is accommodated in the escape groove 135 and sleeved on the fixing column 136, the elastic pushing part 31 stretches elastically into the first receiving groove 111 and the second receiving groove 112, and the holding part 32 is held on In the holding groove 12 , and the holding portion 32 elastically pushes against the groove walls on both sides of the holding groove 12 .

The shielding shell 40 covers the insulating body.

Please refer to FIG. 3 and FIG. 6. When the card connector 100 of the present invention is used, when the electronic card 200 is inserted into the receiving slot, the elastic pushing part 31 of the holding member 30 elastically extends into the first receiving slot 111 and the second receiving slot. In the second receiving groove 112, the electronic card 200 pushes against the elastic pushing part 31, and at the same time, the elastic pushing part 31 elastically acts on the electronic card 200 to give the electronic card 200 a holding force, so that the electronic card 200 can be more firmly inserted into the Inside the electrical connector 100, it is not easy to come out.

To sum up, the card connector 100 of the present invention adopts the design of the holding member 30. When the electronic card 200 is inserted into the receiving slot, the electronic card 200 pushes against the elastic pushing part 31, and at the same time, the elastic pushing part 31 elastically acts on The electronic card 200 provides a retaining force to the electronic card 200, so that the electronic card 200 can be more firmly inserted into the electrical connector 100 and is not easy to come out. the

Claims (4)

1. a card connector, for installing several electronic cards, is characterized in that: comprise an insulating body, several conducting terminal and a holding part, insulating body is arranged with and forms at least one accepting groove, at least one side channel wall of accepting groove, offers holding slot; Conducting terminal is fixed in insulating body; Holding part is immobilizated in holding slot, and this holding part has the elasticity pushing and pressing part, and the elasticity pushing and pressing part is flexible to be inserted in accepting groove; Wherein, when electronic cards is inserted accepting groove, electronic cards pushing and pressing elasticity pushing and pressing part, simultaneously, elasticity pushing and pressing part elastic reaction is in electronic cards.

2. card connector as claimed in claim 1 is characterized in that: on described accepting groove sidewall, also offer one with accepting groove, be communicated with dodge groove, dodge in groove and convex with a fixed leg; The holding parts that holding part has a Semicircular elasticity pushing and pressing part and forms to the ring extension from elasticity pushing and pressing part two free ends, holding parts is immobilizated in holding slot, and holding parts elasticity pushing and pressing holding slot both sides cell wall, the elasticity pushing and pressing part is placed in dodges in groove and is sheathed on fixed leg, and the elasticity pushing and pressing part is flexible to be inserted in accepting groove.

3. card connector as claimed in claim 2, it is characterized in that: described insulating body comprises that one first insulating body and fixedly is sticked in the second insulating body on the first insulating body, described accepting groove comprises one first accepting groove and one second accepting groove, the first insulating body has upper surface, two sides and front surface, the first insulating body upper surface is arranged with formation described the first accepting groove and described the second accepting groove side by side downwards, the second insulating body is provided with the 3rd accepting groove, described holding slot and dodge groove and be arranged on the sidewall of the first accepting groove or the second accepting groove or the 3rd accepting groove.

4. card connector as claimed in claim 3, it is characterized in that: form a retaining wall between described the first accepting groove and the second accepting groove, also offer a described groove of dodging that runs through retaining wall and be communicated with the first accepting groove and the second accepting groove on retaining wall, dodge in groove and convex with described fixed leg; The holding parts that holding part has a Semicircular elasticity pushing and pressing part and forms to the ring extension from elasticity pushing and pressing part two free ends, holding parts is immobilizated in holding slot, and holding parts elasticity pushing and pressing holding slot both sides cell wall, the elasticity pushing and pressing part is placed in dodges in groove and is sheathed on fixed leg, and the elasticity pushing and pressing part is flexible to be inserted in the first accepting groove and the second accepting groove

5. card connector as claimed in claim 3, it is characterized in that: described the first insulating body inwardly offers respectively a fixing slot from two sides, extend upward respectively in the fixing slot rear end on two sides and form a holding block, offer a clamping hole on holding block, described the second insulating body has a base plate, one rear plate and biside plate, base plate, rear plate and biside plate surround described the 3rd accepting groove, extend to form respectively a fixed block on the second insulating body biside plate downwards, offer respectively a holddown groove in the fixed block rear end on biside plate, convex with a card wedge in holddown groove, fixed block is fixed in fixing slot, holding block is fastened in holddown groove and the card wedge is fastened in clamping hole.

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