TWI467860B - Sim card latch structure - Google Patents

Description

SIM card locking structure

The present invention relates to a SIM card locking structure, and more particularly to a SIM card locking structure for a mobile phone.

With the rapid development of the mobile communication industry, mobile phones have become an indispensable tool for more and more consumers' daily work and life. The subscriber identification module card (SIM) is a plastic card equipped with an IC chip, which has the functions of recording a personal user number and an address book. By replacing the SIM card, a mobile phone can be used for multiple purposes. User use.

Referring to FIG. 1, a conventional SIM card locking structure is used for fixing a SIM card (not shown) in a mobile phone to electrically connect the SIM card to the SIM card connector 30. The SIM card locking structure mainly includes a base 32 and a latching assembly 34. A mounting opening 321 is defined in the base 32. The mounting opening 321 is provided with a connector 30 sized to accommodate the SIM card. The latching member 34 is disposed on the base 32 adjacent to the mounting opening 321 and is reciprocally movable in the direction of the arrow as shown.

During installation, the latching assembly 34 is toggled to move the latching assembly 34 away from the mounting opening 321 , ie, retracted from above the mounting opening 321 , and then the SIM card is mounted in the mounting opening 321 and the latching assembly 34 is toggled in the opposite direction to Above the mounting opening 321 to snap the SIM into the mounting opening 321 . The SIM card already mounted in the mounting opening 321 can also be removed by the toggle blocking element 34.

However, the process of installing and removing the SIM card by using the above SIM card locking structure requires two times to move the latching assembly 34. It is only necessary to reverse the mobile phone to take the SIM card out.

In view of this, it is necessary to provide a locking structure that facilitates the mounting and removal of the SIM card.

A SIM card locking structure includes a housing, a latching member and an elastic component. The housing defines a sliding slot and defines an end wall. The latching member and the SIM card are slidably disposed on the sliding slot. The edge of the end wall is provided with a latching portion, and the elastic member abuts against the end wall between the latching members. When the SIM card is received in the sliding slot, the SIM card abuts the latching member to The latching member is retained on the latching portion and compresses the resilient member.

Compared with the prior art, the SIM card locking structure of the present invention is convenient to install and remove the SIM card. During the installation process, only the SIM card needs to be pushed into the chute and the card locking member is pushed, so that the card locking member is locked. When the SIM card is taken out, it is only required to press the latching portion to disengage the latching member from the latching portion, and the elastic component pushes the latching member to withdraw the SIM card from the sliding slot.

Conventional technology

30‧‧‧SIM card locking structure

32‧‧‧ housing

321‧‧‧ second surface

34‧‧‧容容

this invention

100‧‧‧SIM card locking structure

10‧‧‧shell

101‧‧‧ first surface

102‧‧‧ second surface

11‧‧‧容容

110‧‧‧ cavity wall

12‧‧‧Chute

120‧‧‧ bottom wall

121‧‧‧ gap

1211‧‧‧ side wall

13‧‧‧through hole

131‧‧‧End wall

132‧‧‧Bump

14‧‧‧Extension

141‧‧‧rails

15‧‧‧Cars Department

151‧‧‧ hook

20‧‧‧ card locks

21‧‧‧Substrate

210‧‧‧ upper surface

212‧‧‧ lower surface

22‧‧‧ Guide plate

221‧‧‧First Guide

222‧‧‧Second guidance

223‧‧‧ round hole

224‧‧‧ card block

23‧‧‧Baffle

231‧‧‧Positioning column

24‧‧‧Snap plate

241‧‧‧ hook

30‧‧‧Flexible components

90‧‧‧SIM card

1 is a schematic view of a conventional SIM card locking structure; FIG. 2 is an exploded perspective view of a SIM card locking structure according to a preferred embodiment of the present invention; FIG. 3 is another perspective of a SIM card locking structure according to a preferred embodiment of the present invention; FIG. 4 is a perspective view of the SIM card locking structure assembled in FIG. 2; FIG. 5 is a cross-sectional view taken along line VV of FIG. 4; FIG. 6 is a SIM card of FIG. A section view in the middle.

Referring to FIG. 2 and FIG. 3, the SIM card locking structure 100 of the preferred embodiment of the present invention is suitable for fixing the SIM card 90 to a portable electronic device such as a mobile phone. In this embodiment, the SIM card locking structure 100 is illustrated by taking a mobile phone as an example. The SIM card locking structure 100 includes a housing 10, a latching member 20 slidably secured in the housing 10, and a resilient member 30 retained on the latching member 20.

The housing 10 is part of a mobile phone housing that is made of a plastic material. The housing 10 is generally rectangular in shape and has a first surface 101 and a second surface 102 opposite the first surface 101. The first surface 101 of the lower portion of the housing 10 defines a receiving cavity 11 defined by a four-chamber wall 110 for receiving a battery (not shown) of a mobile phone. The housing 10 further defines a sliding slot 12 adjacent to the accommodating cavity 11 . The sliding slot 12 communicates with the first surface 101 and has a cross section in a "⊥" shape, so that the SIM card 90 can be installed in the sliding slot 12 . It is electrically connected to a SIM card connector (not shown). The sliding slot 12 defines a bottom wall 120. The bottom wall 120 defines a rectangular cutout 121 to form a plurality of sidewalls 1211 around the cutout 121. A rectangular through hole 13 is defined in the casing 10 to form an end wall 131 away from the notch 121. The rectangular through hole 13 communicates with the notch 121. An extending portion 14 is formed on the opposite side walls 1211 of the accommodating cavity 11 , and the extending portion 14 and the side wall 1211 of the two sides of the notch 121 form a sliding rail 141 , so that the latching member 20 is disposed on the sliding rail 141 . Sliding in. The end wall 131 extends toward the notch 121 to extend a protrusion 132. One end of the elastic member 30 can be sleeved on the protrusion 132. A latching portion 15 extends obliquely to the first surface 101 adjacent to the second surface 102 of the end wall 131. The latching portion 15 forms an acute angle with the end wall 131. The free end of the latching portion 15 is formed with a hook portion 151 for holding the latching member 20.

The latching member 20 includes a base plate 21, a guide plate 22, a baffle 23 and a snap plate 24. The substrate 21 is rectangular and has an upper surface 210 and a lower surface 212. The guide plate 22 has a "T" shape and includes a first guiding portion 221 and a second guiding portion 222 extending from the middle of the first guiding portion 221 . The second guiding portion 222 is protruded from one side of the upper surface 210 of the substrate 21 such that a gap is formed between the first guiding portion 221 and the upper surface 210 so that the extending portion 14 can pass through the first guiding portion. The spacing between 221 and the upper surface 210. When the latching member 20 is mounted on the housing 10, the first guiding portion 221 can extend into the sliding slot 12 of the housing 10, so that the SIM card 90 can push the latching member 20 when installed. The latching member 20 is slid over the housing 10. A circular hole 223 is defined in the joint of the first guiding portion 221 and the second guiding portion 222 to pass the elastic member 30 through the guiding plate 22. The first guiding portion 221 on both sides of the circular hole 223 is respectively provided with a right-angled trapezoidal block 224. The baffle 23 is formed on the upper surface 210 and opposite to the second guiding portion 222. The end of the baffle 23 is flush with the bottom edge of the right angle trapezoidal block 224 away from the upper surface 210 to enable the SIM card. The 90 is simultaneously in vertical contact with the free end of the baffle 23 and the right angle trapezoidal block 224 away from the bottom edge of the upper surface 210. A positioning post 231 extends from the baffle 23 toward the guiding plate 22, and the positioning post 231 is opposite to the circular hole 223. The elastic member 30 passes through the circular hole 223 and can be sleeved on the positioning post 231. on. The shackle 24 is formed on the second surface 212 of the substrate 21 and extends in a direction parallel to the second surface 212. A hook 241 is formed on the shackle 24, and the hook 241 can be used with the card. The hook portion 151 of the holding portion 15 is engaged.

The elastic member 30 is a spring. One end of the elastic member 30 can be sleeved on the protruding post 132, and the other end can be sleeved on the positioning post 231 by a circular hole 223. When the latching member 20 is engaged with the latching portion 15, the elastic member 30 is compressed to generate elastic potential energy. When the latching member 20 is disengaged from the latching portion 15, the latching member 20 is bounced by the resilient member 30.

Referring to FIG. 4, when the SIM card locking structure 100 is assembled, the elastic member 30 is first passed through the circular hole 223 of the guiding plate 22 and sleeved on the positioning post 231 of the baffle 23. Then, the other end of the elastic member 30 is sleeved on the protruding post 132. The elastic member 30 is then compressed, the guide plate 22 is pushed into the rectangular through hole 13 , and the two extending portions 14 are respectively received in the space between the substrate 21 and the first guiding portion 221 . The latching member 20 is then released, which is slidably fitted to the two extensions 14 by the elastic force of the resilient member 30.

Referring to FIG. 5, when the SIM card 90 is installed, the SIM card 90 is inserted into the sliding slot 12, and the SIM card 90 is simultaneously abutted against the first guiding portion 221 of the locking member 20 and the first guiding. The block 224 on the portion 221 is disposed in the casing 10 in parallel with the bottom wall 120. Then, the SIM card 90 is pushed up, and the latching member 20 is moved on the two extending portions 14 toward the end wall 131 provided with the protruding post 132. At the same time, the elastic member 30 is compressed by the latching member 20 and the end wall 131. When the hook 241 of the latching member 20 is engaged with the hook portion 151 of the latching portion 15, the SIM card 90 is completely received in the sliding slot 12.

Referring to FIG. 6 , when the SIM card 90 is removed, the user presses the latching portion 15 to cause the latching portion 15 to move the hook portion 151 toward the protruding post 132 , so that the hook portion 151 is removed from the latching member 20 . The hook 241 is detached. At this time, the latching member 20 slides on the two extending portions 14 in a direction away from the end wall 131 by the elastic force of the elastic member 30, and the SIM card 90 is pushed up by the first guiding portion 221 of the latching member 20. The SIM card 90 is slid out of the chute 12.

It is convenient to use the SIM card locking structure 100 to install and remove the SIM card 90. During the installation process, only the SIM card 90 needs to be pushed into the chute 12 and the latching member 20 is pushed to lock the latching member 20 to the card. On the part 15; when the SIM card 90 is taken out, it is only necessary to press the holding portion 15 so that The latching member 20 is disengaged from the latching portion 15, and the latching member 20 is pushed up by the resilient member 30 to withdraw the SIM card 90 from the chute 12.

It can be understood that the right angle trapezoidal block 224 on the first guiding portion 221 can be omitted.

It can be understood that the baffle 23 and the positioning post 231 thereon can be omitted, and the elastic member 30 can be directly fixed to the guide plate 22.

It can be understood that the latching member 20 can be directly slidably disposed in the sliding slot 12, and the latching member 20 is pushed by the SIM card 90 to engage the latching member 15 with the latching portion 15.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and equivalent modifications or variations made by those skilled in the art in light of the spirit of the present invention are It should be covered by the following patent application.

100‧‧‧SIM card locking structure

10‧‧‧shell

102‧‧‧ second surface

11‧‧‧容容

110‧‧‧ cavity wall

14‧‧‧Extension

141‧‧‧rails

15‧‧‧Cars Department

20‧‧‧ card locks

21‧‧‧Substrate

212‧‧‧ lower surface

22‧‧‧ Guide plate

221‧‧‧First Guide

222‧‧‧Second guidance

223‧‧‧ round hole

24‧‧‧Snap plate

241‧‧‧ hook

30‧‧‧Flexible components

90‧‧‧SIM card

Claims (7)

A SIM card locking structure includes a casing and a latching member. The SIM card locking structure further includes an elastic component. The casing has a sliding slot and defines an end wall. The latching component And the SIM card is slidably disposed on the sliding slot, the edge of the end wall is provided with a latching portion, the elastic component is abutted between the end wall and the latching member, and the SIM card is received in the sliding slot The SIM card is engaged with the latching member to hold the latching member on the latching portion and compress the elastic component. A gap is formed in the bottom of the sliding slot to form a sidewall on the housing. An extension is formed on the side wall, and a sliding rail is formed between the extension and the other sidewall. The SIM card locking structure according to claim 1, wherein the holding portion is made of a plastic material. The SIM card locking structure according to the first aspect of the invention, wherein the latching member comprises a substrate, a guiding plate and a locking plate, the guiding plate and the locking plate are formed on the substrate, the guiding plate The latching member can be slidably fitted in the sliding slot, and the latching plate can be clamped on the latching portion. The SIM card locking structure according to claim 3, wherein the guide plate defines a circular hole, the latching member further includes a baffle, the baffle is opposite to the circular hole, and the elastic element passes through the A round hole abuts against the baffle. The SIM card locking structure of claim 4, wherein the substrate has an upper surface and a lower surface, and the guiding plate and the baffle are oppositely formed on opposite sides of the upper surface of the substrate, the buckle A plate is formed on the lower surface. The SIM card locking structure of claim 4, wherein the end wall defines a stud, a positioning post is protruded from the baffle, and one end of the elastic element is sleeved on the stud and the other end is The hole is sleeved on the positioning post. The SIM card locking structure according to claim 6, wherein the guiding plate has a "T" shape, and includes a first guiding portion and a second guiding portion extending from an intermediate portion of the first guiding portion. The guide plate is protruded from the substrate by the second guiding portion, and the first guiding portion is provided with at least one card block, and the card block is flush with the free end of the baffle so that the SIM card simultaneously The free end of the baffle is in contact with the block.