CN2563783Y - Electronic card earthing structure - Google Patents

Abstract

The utility model relates to an electronic card grounding structure, which comprises a frame, a lower metal shell and an upper metal shell, two sides of the frame are respectively provided with a groove, the lower metal shell is covered at the bottom of the frame, two sides of the lower metal shell are respectively provided with a folding sheet, the two folding sheets of the metal shell are arranged in the two grooves of the frame, the upper metal shell is covered at top of the frame, two sides of the upper metal shell are provided with a folding sheet, the two folding sheets of the upper metal shell are also arranged in the two grooves of the frame, the two folding sheets of the upper metal shell are locked connectively with the two folding sheets of the lower metal shell so as to be used as the contact points for grounding; thereby the lower metal shell and the upper metal shell can reach the lock connection and grounding function. The utility model has simple structure and convenient assembly, and can make production cost be reduced effectively.

Description

The electronic cards ground structure

Technical field

The relevant a kind of electronic cards ground structure of the utility model refers to a kind of memory card, input and output circuit (I/O) card of being applicable to especially, can make the upper and lower metal-back of electronic cards reach the electronic cards ground structure of clamping and grounding function.

Background technology

Press, electronic cards generally can be divided into dissimilar memory cards such as CF (compact flash) card and smartmedia card, because light, thin, short, the little characteristic of electronic cards, therefore be used on the electronic installations such as digital camera, individual action digital assistant (PDA) or notebook computer widely, can be used as the usefulness that expands memory space, to solve the problem of traditional magnetic sheet (disk) insufficient space effectively.

As shown in Figure 1, when being applied to an electronic cards 10a on the one notebook computer 20a, because the Port that the specification of electronic cards 10a and notebook computer 20a are existing is also not exclusively compatible, therefore must mat show electronic card coupler 30a or card reader is used as media, as long as electronic cards 10a is inserted in wherein, see through electronic card coupler 30a again and be connected, can carry out writing or reading of data by electronic cards 10a with the circuit board of notebook computer 20a inside.

Right with regard to the design of electronic cards, as disclosed electronic cards such as Taiwan patent announcement the 438089th and No. 456650, because the annexation between each member is comparatively complicated, particularly with upper and lower metal-back and electronic card coupler or electrically connect mutually with the time as earthy device, its structure is also often comparatively complicated, causes each member of electronic cards in manufacture process and difficulty in the assembling and inconvenience.

Be with, as from the foregoing, above-mentioned traditional electronic cards ground structure on reality is used, obviously has inconvenience and exists with disappearance, and remain to be improved.

Summary of the invention

Main purpose of the present utility model is to provide a kind of electronic cards ground structure, and its following metal-back and last metal-back are the functions that reaches clamping and ground connection with the tabs of two sides, and simple structure is easy to assembly, and the electronic cards production cost is reduced effectively.

In order to reach above-mentioned purpose, the utility model provides a kind of electronic cards ground structure, includes: a framework, and these framework two sides respectively have a groove; Metal-back once, it is covered in this framework bottom, and its two side respectively has one folding piece, and two tabs of this time metal-back are two grooves that place this framework; Metal-back on one, it is covered in the pre-portion of this framework, and its two side respectively has one folding piece, and two tabs of metal-back also place two grooves of this framework on this, should go up metal-back two tabs and with the mutual clamping of two tabs of this time metal-back, and as the contact use of ground connection.

In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only for provide with reference to and usefulness is described, be not to be used for the utility model is limited.

Description of drawings

Fig. 1 is the schematic perspective view of traditional electrical subcard, electronic card coupler and notebook computer relation.

Fig. 2 is the stereogram of the utility model electronic cards.

Fig. 3 is the front view of the utility model electronic cards.

Fig. 4 is the vertical view of the utility model electronic cards.

Fig. 5 is the end view of the utility model electronic cards.

Fig. 6 is the three-dimensional exploded view of the utility model electronic cards.

Fig. 6 A is the A part detail drawing of Fig. 6.

Fig. 6 B is the B part detail drawing of Fig. 6.

Fig. 6 C is the C part detail drawing of Fig. 6.

Embodiment

See also Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the utility model provides a kind of electronic cards ground structure, and this electronic cards 1 is to reach electric connection by the circuit board (not shown) in an electronic card coupler and the electronic installation, to carry out the transmission of data.

This electronic cards 1 includes a framework 10, once a metal-back 30 and a circuit arrangement 40 constitute on the metal-back 20,, wherein this framework 10 is to make with the plastic cement insulating material, be a rectangle framework, inside has an accommodation space 11, so that hold this circuit arrangement 40.These framework 10 2 side outer walls respectively have a groove 12, this groove 12 stepped (as Fig. 6 B).In addition be provided with 2 first blocked holes 13 in these framework 10 front end of the top surface places, this Hou end place, framework 10 bottom surface is provided with the two second blocked hole (not shown) that are " L " font, and is provided with an opening 15 in these framework 10 front ends.

This time metal-back 20 is arranged at this framework 10 belows, and its two side respectively has a upwardly extending tabs 21 (as Fig. 6 C), and receipts were skewed in this two tabs 21 was, and this two tabs 21 is corresponding with two grooves 12 of this framework 10.This time metal-back 20 Hou end places are provided with the two second clamping sheets 22 that are " L " font, and this 2 second clamping sheet 22 is corresponding with 2 second blocked hole (not shown) of this framework 10.

This time metal-back 20 is covered in this framework 10 bottoms, and makes two tabs 21 of this time metal-back 20 place two grooves 12 of this framework 10.The 2 second clamping sheets 22 of this time metal-back 20 and the mutual clamping of 2 second blocked hole (not shown) of this framework 10 make this time metal-back 20 be fixed in this framework 10 bottoms.

Should go up metal-back 30 and be arranged at this framework 10 tops, its two side respectively has a tabs 31 that extends downwards, this two tabs 31 stepped (as Fig. 6 A), this two tabs 31 is corresponding with two grooves 12 of this framework 10, this two tabs 31 is outer and opens skewedly, and these two tabs, 31 1 ends respectively have a protuberance 32.Should go up metal-back 30 front ends and be provided with 2 first clamping sheets 33.

Should go up metal-back 30 and be covered in this framework 10 tops, and make two tabs 31 of metal-back 30 on this place two grooves 12 of this framework 10, and the protuberance 32 that should go up two tabs, 31 1 ends of metal-back 30 is inserted in two tabs, 21 inboards of this time metal-back 20, make two tabs, the 21 mutual clampings of two tabs 31 with this time metal-back 20 of metal-back 30 on this, make metal-back 30 and this time metal-back 20 on this reach the function of clamping and ground connection, metal-back 30 and this time metal-back 20 reach equipotential effect because of ground connection on this.Should go up the 2 first clamping sheets 33 of metal-back 30 and 2 first blocked holes, the 13 mutual clampings of this framework 10, make that metal-back 30 is fixed in this framework 10 tops on this.

This circuit arrangement 40 has the circuit board 42 that an electric connector 41 and is connected in this electric connector 41; in the present embodiment; circuit board 42 refers to a memory body and/or an input and output circuit (I/O); and memory body can be made of the fast flash memory bank (flash memory) or the memory body of other tool similar functions; be provided with a metal derby 43 and an antenna assembly 44 in this circuit board 42 in addition; this metal derby 43 is made with conductibility good metal material; ground path (not shown) on itself and this circuit board 42 electrically connects; this antenna assembly 44 can be in order to receive; the emission signal; and be provided with an over cap 45 in these antenna assembly 44 tops; this over cap 45 is covered on this antenna assembly 44, in order to protect this antenna assembly 44.

This electric connector 41 is arranged in the opening 15 of these framework 10 front ends, 42 of this circuit boards are arranged in the accommodation space 11 of this framework 10, make this circuit arrangement 40 be folded in this framework 10 and following metal-back 20, go up between the metal-back 30, the metal derby 43 of this circuit arrangement 40 can contact with metal-back on this 30, make that metal-back 30 and this circuit arrangement 40 can reach the function of ground connection on this, and then make this circuit arrangement 40 can reach equipotential effect with going up metal-back 30 and this time metal-back 20 ground connection; By above-mentioned composition to form electronic cards ground structure of the present utility model.

The utility model mainly is to be respectively equipped with tabs 21 and 31 in this time metal-back 20 and last metal-back 30 2 sides, can electrically connect and mutual clamping, make that metal-back 30 and this time metal-back 20 reach the function of clamping and ground connection on this, and then make that metal-back 30 and this time metal-back 20 can reach equipotential effect on this.

Moreover the metal derby 43 of this circuit arrangement 40 can contact with metal-back on this 30, makes this circuit arrangement 40 reach equipotential effect with going up metal-back 30 and this time metal-back 20 ground connection.

When this electronic cards 1 is inserted in the electronic card coupler (not shown), also but the tabs 21 and 31 of metal-back 20 and last metal-back 30 2 sides contacts with the ground connection (not shown) of electronic card coupler under the mat, and then reaches the effect of electronic cards and electronic card coupler electrical grounding.

The utility model is the function that following metal-back 20 and the tabs 21 and 31 of going up metal-back 30 2 sides reach clamping and ground connection, and simple structure is easy to assembly, and the electronic cards production cost is reduced effectively.

In sum, the utility model is a rare novel product in fact, has practicality on the industry, novelty and creativeness, meets the utility application condition fully, so file an application according to Patent Law.

Only the above only is a preferable possible embodiments of the present utility model, and non-so promptly inflexible limit claim of the present utility model so the equivalent structure that uses the utility model specification and accompanying drawing content to be done such as changes, all should be contained in the scope of the present utility model.

Claims (10)

1. electronic cards ground structure includes:

One framework, these framework two sides respectively have a groove;

Metal-back once, it is covered in this framework bottom, and its two side respectively has one folding piece, and two tabs of this time metal-back place two grooves of this framework;

Metal-back on one, it is covered in this framework top, and its two side respectively has one folding piece, and two tabs of metal-back also place two grooves of this framework on this, and the mutual clamping of two tabs of two tabs of metal-back and this time metal-back on this is as the contact use of ground connection.

2. electronic cards ground structure as claimed in claim 1 is characterized in that, this framework inside has an accommodation space, in order to hold a circuit arrangement.

3. electronic cards ground structure as claimed in claim 2, it is characterized in that, this circuit arrangement has the circuit board that an electric connector and is connected in this electric connector, this circuit board is provided with a metal derby, ground path on this metal derby and this circuit board electrically connects, and metal-back contacts the function that reaches ground connection to this metal derby with being somebody's turn to do upward.

4. electronic cards ground structure as claimed in claim 3 is characterized in that the circuit board of this circuit arrangement is provided with an antenna assembly.

5. electronic cards ground structure as claimed in claim 1 is characterized in that the groove of this framework is stepped, and these two tabs of going up metal-back are also stepped.

6. electronic cards ground structure as claimed in claim 1 is characterized in that, this framework front end of the top surface place is provided with first blocked hole, and metal-back front end place is provided with the first clamping sheet on this, the mutual clamping of first blocked hole of the first clamping sheet of metal-back and this framework on this.

7. electronic cards ground structure as claimed in claim 1 is characterized in that, this Hou end place, framework bottom surface is provided with second blocked hole, and this time metal-back Hou end place is provided with the second clamping sheet, this second clamping sheet and the mutual clamping of this second blocked hole.

8. electronic cards ground structure as claimed in claim 1 is characterized in that, receives skewed in two tabs of this time metal-back are.

9. electronic cards ground structure as claimed in claim 1 is characterized in that, opens skewed outside two tabs of metal-back are on this.

10. electronic cards ground structure as claimed in claim 1 is characterized in that, two tabs, one end of metal-back respectively has a protuberance on this, and two protuberances of metal-back are inserted in two tabs inboards of this time metal-back on this.

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