CN201207778Y

CN201207778Y - Rotary locking device

Info

Publication number: CN201207778Y
Application number: CNU2008201105458U
Authority: CN
Inventors: 赵永栋
Original assignee: Hisense Mobile Communications Technology Co Ltd
Current assignee: Hisense Mobile Communications Technology Co Ltd
Priority date: 2008-05-29
Filing date: 2008-05-29
Publication date: 2009-03-11
Anticipated expiration: 2018-05-29

Abstract

The utility model discloses a rotary type locking device, which belongs to the design field of small-size electronic product machinery, solving the technical problems of unstable positioning and bad reliability and durability existing in the current locking device. The rotary type locking device of the embodiment of the utility model comprises a housing and a pressure sheet; wherein, the housing is provided with a locking groove; the side wall of the locking groove is provided with a locking buckle; one end of the pressure sheet is abutted on the locking buckle; the other end of the pressure sheet is provided with a pivot structure on the housing; the pivot structure comprises a shaft sleeve, an elastic core shaft and a pivot hole arranged on the housing; and the elastic core shaft penetrates through the shaft sleeve and is inserted in the pivot hole. The utility model is mainly used for locking various cards such as a SIM card, a smart card, an encryption card, and the like.

Description

Rotary card locking device

Technical field

The utility model belongs to the small-sized electronic product mechanical design field, is specifically related to a kind of rotary card locking device.

Background technology

The communications field is the new ambit that developed recently gets up.Along with science and technology development, improve day by day the act on status of telecom terminal product in modern electronic product, and for example: telecom terminal products such as mobile phone, palmtop PC have become indispensable means of communication in people's life.

All be provided with SIM card (Subscriber Identity Model Card on the communication terminal, client identification module card), for example the SIM card of using on the mobile phone is also referred to as the mobile phone card, it is common a kind of SIM card, SIM card is used to write down customer information, customer information only obtains could receiving or transmission information by communication network after the checking and permission of the cordless communication network that the communications network service merchant provided, and realizes and the communicating by letter of other communication terminals.After circuit board in SIM card and the communication terminal casing was realized being electrically connected, the customer information on it could be by the antenna transmission that is connected with circuit board to communication network and verify.

For realizing being electrically connected of SIM card and circuit board, the communication terminal casing is provided with the slot that SIM card is installed, and is provided with the conducting strip that is electrically connected with circuit board in the slot, and SIM card is plugged in the slot, SIM card is pressed against on the conducting strip, can realize SIM card and conducting strip so that with being electrically connected of circuit board.

In realizing process of the present utility model, though finding the technology of existing locking SIM card, the design people to a certain degree can realize being electrically connected of SIM card and the interior conducting strip of slot, there are the following problems at least:

1, SIM card is plugged in the slot, the location is stable inadequately, reliable, especially repeatedly plug-in card, take out card operation after, be prone to the phenomenon that gets loose, cause being electrically connected instability;

2, the size of slot is normally fixed, can only be used to the standard-sized SIM card of pegging graft, but sometimes in the mobile phone except SIM card, the card that also can use other form bigger than standard SIM card size also all needs a solid and reliable card locking device such as encrypted card etc.

Summary of the invention

The utility model provides a kind of rotary card locking device, and card and the useful life longevity that can stablize, lock reliably any kind are higher.

For achieving the above object, embodiment of the present utility model adopts following technical scheme:

This rotary card locking device comprises casing and compressing tablet, wherein:

Described casing is provided with draw-in groove, and the sidewall of described draw-in groove is provided with buckle;

One end of described compressing tablet is resisted against on the described buckle, and the other end and described casing are provided with pin-jointed structure;

Described pin-jointed structure comprises axle sleeve, the elastic central spindle that is located on the described compressing tablet and is located at pivoted hole on the casing that described elastic central spindle runs through described axle sleeve and is plugged in the described pivoted hole.

The rotary card locking device of the described the utility model of technique scheme, after card is put into draw-in groove, rotate compressing tablet around pin-jointed structure, when compressing tablet is pressed on the card, end on the compressing tablet just is resisted against on the buckle, and under the drag effect of buckle, the position of compressing tablet is stable, limited the activity of card, so can realize stable, reliable locking card towards the draw-in groove top; Be penetrated with elastic central spindle in the pin-jointed structure, the mar proof of elastic central spindle and the performance of holding capacity are all than higher, so useful life longevity is also higher.

Description of drawings

Fig. 1 is the perspective view of a kind of execution mode of the utility model embodiment;

Fig. 2 is the schematic top plan view of a kind of execution mode of the utility model embodiment;

Fig. 3 open for compressing tablet in a kind of execution mode of pin-jointed structure among the utility model embodiment shown in Figure 2 and when closed along the cross-sectional schematic of A-A line;

Fig. 4 is compressing tablet and the elastic central spindle scheme of installation on draw-in groove in a kind of execution mode of the utility model embodiment;

Fig. 5 is the vertical view of the part of elastic central spindle in a kind of execution mode of the utility model embodiment when inserting on draw-in groove and the compressing tablet;

Fig. 6 is the cross-sectional schematic along B-B line among Fig. 5;

When inserting on draw-in groove and the compressing tablet for the part of elastic central spindle shown in Figure 5, Fig. 7 is subjected to the force direction schematic diagram;

Fig. 8 is the cross-sectional schematic on whole insertion draw-in grooves of elastic central spindle shown in Figure 5 and the compressing tablet time;

Fig. 9 is for cutting back cross-sectional schematic after the opposite direction projection of arrow open along B-B line among Fig. 5;

Figure 10 opens for the compressing tablet of pin-jointed structure in the another kind of execution mode of the utility model embodiment and the sectional structure schematic diagram when closed.

Embodiment

Below in conjunction with the drawings and specific embodiments embodiment of the present utility model is described in further detail.

Embodiment 1:

As Fig. 1, Fig. 2 and shown in Figure 6, the rotary card locking device that the utility model embodiment is provided comprises casing 1 and compressing tablet 2, and wherein: casing 1 is provided with draw-in groove 3, and the sidewall of draw-in groove 3 is provided with buckle 6; One end of compressing tablet 2 is resisted against on the buckle 6, and the other end and casing 1 are provided with pin-jointed structure; Pin-jointed structure comprises axle sleeve 8, the elastic central spindle 5 that is located on the compressing tablet 2 and is located at pivoted hole 9 on the casing 1 that elastic central spindle 5 runs through axle sleeve 8 and is plugged in the pivoted hole 9.

During use, upwards open compressing tablet 2, SIM card 12 is put into draw-in groove 3, this moment SIM card 12 around blocked by the inwall of casing 1 draw-in groove 3, free movement can only make progress, rotate compressing tablet 2 around pin-jointed structure, when compressing tablet 2 was pressed on the SIM card 12, the end on the compressing tablet 2 just was resisted against on the buckle 6, under the drag effect of buckle 6, compressing tablet 2 is difficult to deviate from draw-in groove 3 under nature, so can realize stable, reliable locking SIM card 12; Be penetrated with elastic central spindle 5 in the pin-jointed structure, the mar proof of elastic central spindle 5 and the performance of holding capacity are all than higher, so useful life longevity is higher.

See also Fig. 3, the compressing tablet 2 of stainless steel material is resisted against an end bending on the buckle 6 and this dogleg section 20 and is provided with the strip groove 21 suitable with buckle 6 in the present embodiment.The elasticity of the dogleg section of compressing tablet 2 is better, can guarantee that the groove 21 on the compressing tablet 2 is resisted against the reliable interference fit of formation later on the buckle 6, after groove 21 on the compressing tablet 2 is resisted against on the buckle 6, under the drag effect of buckle 6, the position of compressing tablet 2 all is more stable at both direction up and down, has guaranteed simultaneously SIM card 12 positive locks.

Buckle 6 is located at the port of draw-in groove 3 sidewalls and is connected as a single entity with draw-in groove 3 sidewalls, and the bearing of trend of buckle 6 on the sidewall of draw-in groove 3 parallels with draw-in groove 3 bottom surfaces, and the groove 21 on the compressing tablet 2 is positioned at outside the draw-in groove 3 away from the sidewall 22 of groove 21 bottom surfaces.The port that buckle 6 is located at draw-in groove 3 sidewalls has increased the installing space of draw-in groove 3, makes the thickness range of its SIM card 12 that can install bigger.Can be positioned at draw-in groove 3 sidewall 22 outward by the groove 21 that finger or nail are moved on the compressing tablet 2, compressing tablet 2 is taken out of draw-in groove 3.Groove 21 on the compressing tablet 2 is positioned at draw-in groove 3 outer sidewalls 22 and extends towards the direction away from compressing tablet 2 centers, its end is towards the direction bending at compressing tablet 2 centers, this end has increased the scope that finger or nail are moved the power that applies towards the part of extending away from the direction at compressing tablet 2 centers, the part of bending has also reduced simultaneously the surface roughness that groove 21 on the compressing tablet 2 is positioned at the outer sidewall of draw-in groove 3, and feel was more comfortable when its finger or nail were moved.

The sidewall of draw-in groove 3 offers compressing tablet groove 4, and compressing tablet 2 is positioned at draw-in groove 3 outer edges and is positioned at directly over the compressing tablet groove 4.Edge outside compressing tablet 2 is positioned at draw-in groove 3 is directly over compressing tablet groove 4 time, and its end face is concordant with the end face of the sidewall of draw-in groove 3, and this design makes the structure of this rotary card locking device more compact, and is simultaneously also more attractive in appearance.

As shown in Figure 4 and Figure 5, pin-jointed structure comprises the elastic central spindle 5 of the axle sleeve 8 that is located on the compressing tablet 2, metal material and is located at pivoted hole 9 on the casing 1 in the present embodiment, and elastic central spindle 5 runs through axle sleeve 8 and is plugged in the pivoted hole 9.Pivoted hole 9 is symmetricly set on the casing 1 in the present embodiment, and axle sleeve 8 runs through in elastic central spindle 5 and its two ends all are plugged in the described pivoted hole 9.When compressing tablet 2 rotated on casing 1 around elastic central spindle 5, symmetrically arranged pivoted hole 9 guaranteed that the stressed of elastic central spindle 5 two ends all compares evenly, and the axial line of elastic central spindle 5 is fixed under the effect of axle sleeve 8 and pivoted hole 9 simultaneously.The mar proof of the intensity of elastic central spindle 5 and elastic central spindle 5 is all than higher, so guaranteed that the pin-jointed structure useful life longevity is higher.Certainly, pin-jointed structure also can be other movable connection structures or hinge arrangement.Present embodiment bottom bracket axle 8 curls for compressing tablet 2 bendings and forms.The structure that forms of curling is convenient to make and connect reliably.Certainly, axle sleeve 8 also can be made separately with compressing tablet 2, adopt then welding or glue sticking and etc. mode be connected.If under the situation, axle sleeve 8 can be an integral structure with compressing tablet 2 also with elastic central spindle 5 to the axial elasticity of elastic central spindle 5 preferably.

See also Fig. 7, Fig. 8 and Fig. 9, casing 1 is provided with the through hole that is connected with a pivoted hole 9 in the symmetrically arranged pivoted hole 9 and can passes for elasticity mandrel 5 in the present embodiment.Axle sleeve 8 on the compressing tablet 2 passes by through hole in elastic central spindle 5, injects then in the pivoted hole 9, thereby compressing tablet 2 is articulated on the casing 1.Through hole on the casing 1 comprises and vertical spliced eye 7 in casing 1 plane and the pilot hole 10 that is connected with spliced eye 7 that pilot hole 10 is connected with pivoted hole 9, can not produce too big distortion when spliced eye 7 makes inserted elastic mandrel 5, and the operation of pegging graft is more smooth and easy.When elastic central spindle 5 is installed, one end of elastic central spindle 5 is inserted axle sleeve 8 on the spliced eye 7 that passes on the casing 1, pilot hole 10, the compressing tablet 2 one by one, direction shown in the arrow of indicating from top to bottom among Fig. 7 is firmly depressed compressing tablet 2 and elastic central spindle 5 is inserted the ends aligning pivoted holes 9 that pass axle sleeve 8 then, at last enforce the other end of elastic central spindle 5 as the direction shown in the arrow of indication of turning left from the right side among Fig. 7, elastic central spindle 5 inserts in the pivoted holes 9 the most at last.

As a kind of improvement of the present utility model, also be provided with retaining step 11 in the present embodiment in the spliced eye 7, after elastic central spindle 5 inserted in the pivoted hole 9, its end away from pivoted hole 9 can be stopped by retaining step 11, can not deviate from pivoted hole 9 voluntarily, retaining step 11 has played fixing effect.The position of spliced eye 7 can be arranged on the front of casing 1 according to actual needs in the present embodiment, also can be arranged on the reverse side of casing 1, also can be arranged on the obverse and reverse of casing 1 simultaneously.

Certainly, the card that rotary card locking device locked that the utility model embodiment is provided also can be the card of smart card, other form bigger than standard SIM card size or various mobile phone with card, for example: encrypted card.

Embodiment 2:

As shown in figure 10, present embodiment is substantially the same manner as Example 1, and its difference is: compressing tablet 2 is resisted against on the buckle 6 in the present embodiment an end bending and dogleg section 20 are tip-angled shape; Buckle 6 is wedge shape, and its end away from draw-in groove 3 bottom surfaces is thicker.The elasticity of the dogleg section that is tip-angled shape 20 of compressing tablet 2 is better, can guarantee that the dogleg section 20 on the compressing tablet 2 is resisted against the reliable interference fit of formation later on the buckle 6, after dogleg section 20 on the compressing tablet 2 is resisted against on the buckle 6, under the effect of the reaction force that is applied of buckle 6, limited the motion of compressing tablet 2 on above-below direction, so can positive lock be placed on the SIM card 12 in the draw-in groove 3.

The above; it only is embodiment of the present utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.

Claims

1, a kind of rotary card locking device is characterized in that: comprise casing and compressing tablet, wherein:

2, rotary card locking device according to claim 1 is characterized in that: an end bending and this dogleg section that described compressing tablet is resisted against on the described buckle are provided with and the suitable groove of described buckle.

3, rotary card locking device according to claim 2, it is characterized in that: described buckle is located at the port of described draw-in groove sidewall, and the groove on the described compressing tablet dogleg section is positioned at outside the described draw-in groove away from the sidewall of described draw-in groove bottom surface.

4, rotary card locking device according to claim 3, it is characterized in that: the sidewall of described draw-in groove offers the compressing tablet groove, described compressing tablet be positioned at the outer edge of described draw-in groove be positioned at described compressing tablet groove directly over.

5, rotary card locking device according to claim 1 is characterized in that: described axle sleeve is that described compressing tablet bending is curled and to be formed.

6, rotary card locking device according to claim 1 is characterized in that: described pivoted hole is symmetricly set on the described casing, and described axle sleeve runs through in described elastic central spindle and its two ends all are plugged in the described pivoted hole.

7, rotary card locking device according to claim 1 is characterized in that: described casing is provided with the through hole that is connected and can supplies described elastic central spindle to pass with described pivoted hole.

8, rotary card locking device according to claim 7 is characterized in that: the through hole on the described casing comprises and vertical spliced eye of described ground plane and the pilot hole that is connected with described spliced eye that described pilot hole is connected with described pivoted hole.

9, rotary card locking device according to claim 8 is characterized in that: be provided with the retaining step in the described pilot hole.

10, rotary card locking device according to claim 1 is characterized in that: the material of described compressing tablet is a stainless steel, and the material of described elastic central spindle is a steel.