CN102402251B

CN102402251B - Expansion card

Info

Publication number: CN102402251B
Application number: CN 201110361636
Authority: CN
Inventors: 林明政
Original assignee: KUNSHAN SANTAI NEW ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: KUNSHAN SANTAI NEW ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2011-11-16
Filing date: 2011-11-16
Publication date: 2013-08-07
Anticipated expiration: 2031-11-16
Also published as: CN102402251A

Abstract

The invention discloses an expansion card. The expansion card comprises an expansion card body and a hooking component, wherein the expansion card body extends at the bottom to form a plug board provided with a golden finger area; a bolting hole and a hooking edge are formed on the two opposite edges of the plug board; a distance between the bolting hole and the hooking edge is greater than the width of the golden finger area; the hooking component comprises a connecting board and a hooking part; a bolting component is formed on the connecting board corresponding to the bolting hole; a fixing hook is formed on the connecting board corresponding to the hooking edge; the fixing hook is hooked on the hooking edge to fix the bolting component to the bolting hole; and the hooking part laterally extends to form a shifting sheet. Therefore, the expansion card is convenient to mount and demount in a way that the shifting sheet is shifted by a hand of a user. A metal lead to be connected with a golden finger on an expansion board can linearly enter the golden finger area, and the efficiency of a product is improved.

Description

Expansion board

Technical field

The invention relates to a kind of expansion board, refer to a kind of can the fastening with plug socket especially, and be easy to dismantle and do not influence the expansion board of electrical specification.

Background technology

Expansion board is a considerable ring in the computing machine Related product, and its effect mainly is the function that expands computing machine, illustrates, and the USB expansion board is in order to computer access USB to be provided the function of device; The video signal expansion board is then in order to provide computing machine that image source is exported, with the display device show image of outside; And existing a kind of expansion board has the effect of strengthening bed knife, and it includes as shown in Figure 8:

One expansion board body 70, its base projection is formed with a plugboard 71, and forms the solid hole 72 of bolt that plural number is arranged in row near this plugboard 71,, and be formed with one group of golden finger 73 on this plugboard 71;

One hook part 80 comprises a plate 81 and a hook part 82; Wherein, and this web joint 81 passes the solid hole of this plural number bolt 72 bolts respectively with plural bolt 83 and is fixed on this expansion board body 70, and this hook part 82 extends to form downwards from web joint 81 bottom surfaces, with at interval to plugboard 71 that should expansion board body 70.

Please further consult Fig. 9 and Figure 10, above-mentioned expansion board in use, can cooperate insertion one circuit board and this plug socket 91 1 sides with a plug socket 91 can be formed with plural oblique angle piece 93, when the plugboard 71 of expansion board body 70 inserts plug socket 91, this plural number oblique angle piece 93 can be caught in these hook part 80 hook parts, makes the expansion board secure on plug socket 91.

Above-mentioned expansion board arranges this hook part 80, and expansion board firmly is inserted in the plug socket 91, but causes following two big defectives because being provided with pinch plate 80 also:

1. not quick detachable: because behind the expansion board insertion plug socket 91, laterally collude bar 83 and can catch on this plural number oblique angle piece 93, therefore, if in the time of will pulling down expansion board, must remove the hook part 82 of this hook part 80 and the state of holding that colludes of this plural number oblique angle piece 93 earlier, but the user has only in the unique place that can pull the bottom of hook part 80 hook parts 82, and hook part 82 is quite near the circuit board 92 that is positioned at the below, finger is difficult for reaching 92 of this hook part 82 and this circuit boards, therefore, must put in instruments such as turnscrews and collude this hook part 82; Bother when making the expansion board field-strip.

2. the electrical specification susceptible to of expansion board: golden finger 73 provides expansion board to be used for constituting the assembly that electrically connects with plug socket 91, therefore must form multiple metal wire 74 on this expansion card body 70 is connected with this group golden finger 73, but because forming the solid hole 72 of a whole row bolt, expansion board upper body 70 comes the solid hook part 80 of bolt, make this multiple metal wire 74 must avoid this plural bolt that is arranged in a permutation and consolidate hole 72 and form bending in many places, have influence on the usefulness of product and the electromagnetic interference (EMI) value of whole expansion board (EMI value).

Because above-mentioned two big defectives, above-mentioned expansion board still needs improvement to some extent.

Summary of the invention

Because above-mentioned expansion board is not quick detachable because arranging behind the hook part, and influence the technological deficiency of expansion board electrical specification, fundamental purpose of the present invention is a kind of expansion board of proposition.

Desiring to reach the employed major technique means of above-mentioned purpose is to make this expansion board include:

One expansion board body, its base projection is formed with a plugboard, this plugboard has two opposite sides, and the surface has a golden finger zone, and the close plugboard of this an expansion board body wherein side is formed with the solid hole of a bolt, and another relative side of close this plugboard then is formed with a hook limit, and the distance on the solid hole of this bolt and hook limit is greater than the width in this golden finger zone, then be formed with one group of golden finger in the golden finger zone of plugboard, this golden finger is provided with a plurality of plain conductors;

One hook part comprises a plate and a hook part; Wherein extend downwards from the web joint bottom surface this hook part, and the hook part extends laterally and forms a plectrum, and this web joint forms a bolt firmware to the solid hole of bolt that should the expansion board body, hook limit that should the expansion board body is then formed a fixed hook, and with this fixed hook hook on this hook limit, and be fixed on the solid hole of this bolt with this bolt firmware.

Because the hook part of hook part of the present invention extends laterally and is formed with this plectrum, be available for users to dial this plectrum from hook part side, to remove the state of holding that colludes of hook part and plug socket oblique angle piece, namely can not be subjected to the interference of hook part below circuit board, do not need tool using, maintenance expansion board for convenience detach, and hook part bolt to be fixed in two relative sides that only need on the expansion board body near plugboard and form the solid hole of a bolt and a hook limit respectively, and the distance on the solid hole of bolt and hook limit is greater than the width in golden finger zone, but making the plain conductor straight line that is connected with golden finger enter the golden finger zone is connected with golden finger, needn't painstakingly form bending, prevent that the solid hole of bolt from influencing usefulness and the electromagnetic interference (EMI) value of expansion board.

Description of drawings

Fig. 1 is plugged in the three-dimensional combination figure of circuit board for the present invention.

Fig. 2 is the exploded view of Fig. 1.

Fig. 3 is the planimetric map of Fig. 1.

Fig. 4 is the sectional view of Fig. 3 face line.

Fig. 5 does not comprise another visual angle view of circuit board for Fig. 2.

Fig. 6 is plugged in the stereographic map of circuit board for another preferred embodiment of the present invention.

Fig. 7 is the side plan view of the state of Fig. 1.

Fig. 8 is the exploded view of existing expansion board.

The constitutional diagram that Fig. 9 inserts circuit board for existing expansion board.

Figure 10 is inserted in the side plan view of circuit board for existing expansion board.

Embodiment

See also Fig. 1 and Fig. 2, expansion board of the present invention includes:

One expansion board body 10, its base projection is formed with a plugboard 11, this plugboard 11 has two relative sides, and the surface has a golden finger zone 111, these expansion board body 10 close plugboards 11 a wherein side are formed with the solid hole 12 of a bolt, another relative side near this plugboard 11 then is formed with a hook limit 13, and the distance on the solid hole 12 of this bolt and hook limit 13 is greater than the width in this golden finger zone 111, then be formed with one group of golden finger 14 in the golden finger zone 111 of plugboard 11, in present embodiment, this expansion board is a kind of short type expansion board, and a wherein side of its expansion board body 10 flushes with the side of this plugboard 11, with this side as this hook limit 13;

One hook part 20 please further cooperates and consults Fig. 3 and Fig. 4, comprises a plate 21 and a hook part 22; Wherein extend downwards from web joint 21 bottom surfaces this hook part 22, and hook part 22 extends laterally and forms a

plectrum

23, and 21 pairs of this web joints should expansion board body 10 the solid hole 12 of bolt form a

bolt firmware

24,13 on hook limit that should expansion board body 10 is formed a fixed hook 25, and with these fixed hook 25 hooks on this hook limit 13, and be fixed on the solid hole 12 of this bolt with this bolt firmware 24, in present embodiment, this plectrum 23 is formed at this hook part 22 away from these web joint 21 places, and these hook part 22 correspondences are positioned at a wherein side of plugboard 11, plectrum 23 correspondences are positioned at outside the side of plugboard 11, and this bolt firmware 24 is a screw, to consolidate with bolt 26 bolts that pass the solid hole 12 of bolt.

Please further cooperate again and consult Fig. 5, above-mentioned expansion board body 10 can be in forming a jack 16 near solid 12 places, hole of this bolt, and 21 pairs of the web joints of this hook part 20 should form an inserting column 27 by jack 16, and insert in this jack 16 with this inserting column 27, increase the steadiness of hook part 20.

The present invention's second preferred embodiment is used for the elongated expansion board, these plugboard 11 1 sides of elongated expansion board are no longer concordant with these expansion board body 10 sides and keep a distance, so can be as shown in Figure 6, corresponding fixed hook 25 is formed with a perforation 15 that supplies this fixed hook 25 to pass on expansion board body 10, makes the peritreme of this perforation 15 be this hook limit 13.

Just as shown in Figure 3, because plectrum 23 correspondences are positioned at outside plugboard 11 sides, so when the plugboard 11 of expansion board of the present invention inserts one when having on the circuit board 92 of plug socket 91, this plectrum 23 namely can correspondence be positioned at outside the plug socket 91, except the circuit board 92 that is not positioned at hook part 20 belows was interfered, user's finger also can remove cocked this plectrum 23 easily; And during cocked this plectrum 23, namely form as shown in Figure 7, the oblique angle piece 93 of this plug socket 91 can be left in this hook part 22, just the plugboard 11 of this expansion board body 10 can be extracted in this plug socket 91 convenient disassembly.

Moreover, because the web joint 21 of hook part 20 and the fixed form of expansion board body 10, two relative sides in expansion board body 10 close plugboards 11 form the solid hole 12 of a bolt and a hook limit 13 respectively, and the distance on the solid hole 12 of bolt and hook limit 13 is greater than this golden finger zone 111, therefore can not stop, being used for connecting the multiple metal wire 17 of golden finger 14 can straight line enter this golden finger zone 111 and is connected with this group golden finger 14, do not need painstakingly to form bending, avoid influencing usefulness and the electromagnetic interference (EMI) value of expansion board.

In sum, the user is except can conveniently pulling plectrum with finger, dismantling outside the expansion board of the present invention, the present invention also can effectively avoid influencing usefulness and the electromagnetic interference (EMI) value of expansion board because the hook part is set, and it is quick detachable and can influence the defective of usefulness and electromagnetic interference (EMI) value to improve existing expansion board.

Claims

1. expansion board is characterized in that including:

One expansion board body, its base projection is formed with a plugboard, this plugboard has two opposite sides, and the surface has a golden finger zone, the close plugboard of this an expansion board body wherein side is formed with the solid hole of a bolt, and another relative side of close this plugboard then is formed with a hook limit, and the distance on the solid hole of this bolt and hook limit is greater than the width in this golden finger zone, then be formed with one group of golden finger in the golden finger zone of plugboard, this golden finger is provided with a plurality of plain conductors;

2. expansion board as claimed in claim 1 is characterized in that this bolt firmware is a screw, to consolidate with a bolt bolt that passes the solid hole of bolt.

3. expansion board as claimed in claim 2 is characterized in that a wherein side of this expansion board body flushes with the side of this plugboard, and with the side of this plugboard as this hook limit.

4. expansion board as claimed in claim 2 is characterized in that the corresponding fixed hook of this expansion board body is formed with a perforation that can supply this fixed hook to pass, and wherein the peritreme that should bore a hole is this hook limit.

5. as 1 to 4 each described expansion board of claim the, it is characterized in that this plectrum is formed at this hook part away from this web joint place, and this hook part correspondence is positioned at a wherein side of plugboard, the plectrum correspondence is positioned at outside the side of plugboard.

6. as 1 to 4 each described expansion board of claim the, it is characterized in that this expansion board body in forming a jack near this bolt Gu Kongchu, and the web joint of this hook part be to should forming an inserting column by jack, and insert in this jack with this inserting column.

7. expansion board as claimed in claim 5 is characterized in that this expansion board body in forming a jack near this bolt Gu Kongchu, and the web joint of this hook part be to should forming an inserting column by jack, and inserts in this jack with this inserting column.