CN2626085Y - Earthing strip - Google Patents
Earthing strip Download PDFInfo
- Publication number
- CN2626085Y CN2626085Y CN 03256976 CN03256976U CN2626085Y CN 2626085 Y CN2626085 Y CN 2626085Y CN 03256976 CN03256976 CN 03256976 CN 03256976 U CN03256976 U CN 03256976U CN 2626085 Y CN2626085 Y CN 2626085Y
- Authority
- CN
- China
- Prior art keywords
- ground strip
- electronic cards
- card coupler
- circuit board
- outrigger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
- G06K7/0047—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers for reading/sensing record carriers having edge contacts
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
- G06K13/02—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier having longitudinal dimension comparable with transverse dimension, e.g. punched card
- G06K13/08—Feeding or discharging cards
- G06K13/085—Feeding or discharging cards using an arrangement for locking the inserted card
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
- G06K7/0034—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers the connector being capable of simultaneously receiving a plurality of cards in the same insertion slot
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
- G06K7/0056—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers housing of the card connector
- G06K7/0082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers housing of the card connector comprising an arrangement for protection against electrostatic discharge, e.g. by grounding part of the conductive housing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/712—Coupling devices for rigid printing circuits or like structures co-operating with the surface of the printed circuit or with a coupling device exclusively provided on the surface of the printed circuit
Abstract
A grounding piece comprises a basal, a tearing part, two vanes, an extension arm and a contacting part. The tearing part is formed by the coining of the basal and elastically stretches downward out of the bottom of the basal; the two vanes are formed by the upward extension of the opposite two sides of the basal and the extension arm is formed by the upward extension of another side of the basal; the contacting part is connected with the upper end of the extension arm. The structure forms a grounding piece with simple structure, easy installation and good grounding effect.
Description
Technical field
The utility model refers to a kind of electronic card couplers such as memory card, input and output circuit (I/O) card that are applicable to especially relevant for a kind of ground strip, can make electronic cards and circuit board reach the ground strip of good earth effect.
Background technology
Electronic cards generally can be divided into dissimilar memory cards such as CF card (compact flash card) and smartmedia card (miniature storage card a kind of), because light, thin, short, the little characteristic of electronic cards, therefore be used in widely on the electronic installations such as digital camera, PDA(Personal Digital Assistant) or notebook computer, can be used as the usefulness that expands memory space, with the problem of effective solution traditional magnetic disk (disk) memory space deficiency.
See also Fig. 1, common electronic card coupler includes a joint 80 and two supports 90, wherein this joint 80 has an insulating body 81 and plural conductive terminal 82, this insulating body 81 is made with plastic material, it has a main body 83 and left and right two bogie side frames 84, and these two bogie side frames, 84 one-body molded two sides that are connected in this main body 83 constitute a U type body, make and form an accommodation space 85 between this main body 83 and this two bogie side frame 84, this accommodation space 85 is for the electronic cards 100 of planting.
These conducting terminal 82 usefulness conductivity good metal materials are made, be spaced apart and arranged on the main body 83 of insulating body 81, when electronic cards 100 is inserted in accommodation space 85, conducting terminal 82 can form electric connection with the corresponding terminal that is arranged on the electronic cards 100, the other end of conducting terminal 82 then extends outside the insulating body 81, can conducting terminal 82 be formed with circuit board electrically connect in order to be welded on the circuit board.
Two supports, 90 usefulness plastic materials are made, and are connected to left and right two sides of the insulating body 81 of joint 80 one-body moldedly, and this two support 90 is an elongated arm body, successfully are inserted in the accommodation space 85 of joint 80 by these two supports, 90 guiding electronic cards 100.
Above-mentioned known electronic card coupler, can reach the effect of ground connection for making electronic cards and circuit board, need on electronic card coupler, install earthing device, but common earthing device mostly designs quite complicated, manufacture and be difficult for, and assembling inconvenience makes production cost promote, and causes the dealer to perplex greatly.
As from the foregoing, such electronic card coupler has inconvenience and has defective on reality is used, and therefore, the invention has proposed a kind of reasonable in design and can effectively overcome the technical scheme of above-mentioned defective.
Summary of the invention
Main purpose of the present utility model is to provide a kind of ground strip, and it can be arranged on the electronic card coupler, makes electronic cards and circuit board reach good ground connection effect, and its structure simplification, and assembling is easily simple, has the effect that reduces production costs.
In order to reach above-mentioned purpose, the utility model provides a kind of ground strip, and it is installed on the electronic card coupler, and this electronic card coupler is arranged at again on the circuit board, and this ground strip comprises: a base portion; One tearing part is to be formed by this base portion punching out, and the downward elasticity in this tearing part stretches out in base bottom; Two fins are by extending to form on relative two side direction of this base portion; One adjutage is to be extended upward by this base portion opposite side to form; And a contact site, be connected in this adjutage upper end.
For enabling 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 appended graphic only provide with reference to and explanation usefulness, be not to be used for to the utility model limitr in addition.
Description of drawings
Fig. 1 is the stereogram of known electronic card coupler and electronic cards, circuit board.
Fig. 2 is the stereogram of the utility model ground strip.
Fig. 3 is the three-dimensional exploded view of the utility model electronic card coupler.
Fig. 4 is the stereogram of the utility model electronic card coupler.
Fig. 5 is the three-dimensional exploded view that the utility model electronic card coupler is provided with loam cake.
Fig. 6 is the three-dimensional exploded view that the utility model electronic card coupler is planted for two lesser calories (electronic cards).
Fig. 7 is the stereogram that the utility model electronic card coupler is planted for two lesser calories (electronic cards).
Fig. 8 is the stereogram that the utility model electronic card coupler is planted for a kilocalorie (electronic cards).
Fig. 9 is the stereogram that the utility model electronic card coupler is planted for a lesser calorie (electronic cards).
Figure 10 is the stereogram of the kilocalorie (electronic cards) planted of the utility model electronic card coupler.
Figure 11 is the stereogram of the lesser calorie (electronic cards) planted of the utility model electronic card coupler.
Wherein, description of reference numerals is as follows:
[relating to the prior art part]]
80 joints
81 insulating bodies, 82 conducting terminals
83 main bodys, 84 bogie side frames
85 accommodation spaces
90 supports
100 electronic cards
[relating to the utility model part]
10 joints
11 insulating bodies, 12 conducting terminals
13 main bodys, 14 bogie side frames
15 accommodation spaces, 16 guiding fins
17 fixture blocks, 18 fixture blocks
20 outriggers
21 base plates, 22 side plates
23 alignment pins, 24 alignment pins
25 perforation, 26 grooves
27 first recesses, 28 second recesses
29 snap fasteners
30 intermediate supports
31 alignment pins, 32 alignment pins
33 first recesses, 34 second recesses
35 guiding fins
40 ground strips
41 base portions, 42 tearing parts
43 fins, 44 adjutages
45 contact sites, 46 salient points
50 loam cakes
52 tearing parts, 51 snapping holes
53 pin portions, 54 stators
60 circuit boards
61 location holes, 62 location holes
63 location holes, 64 location holes
70 electronic cards
71 locating convex blocks, 72 grounding parts
73 plugs, 74 breach
76 grooves
Embodiment
See also Fig. 2, the utility model provides a kind of ground strip, this ground strip 40 is suitable for being installed in (as Fig. 3 and Fig. 4) on the electronic card coupler, this ground strip 40 is made with conductivity good metal material, it includes a base portion 41, one tearing part 42, two fins 43, one adjutage 44 and a contact site 45, this base portion 41 is that to be level tabular, this tearing part 42 is to be formed by these base portion 41 punching out, this tearing part 42 is that an end forms free-ended microscler lamellar body, this tearing part 42 is that downward elasticity stretches out in base portion 41 bottoms, this two fin 43 is by extending to form on these base portion 41 relative two side direction, this two fin 43 has certain height, so that be inserted in the perforation 25 of two outriggers 20 of electronic card coupler, this adjutage 44 is to be extended upward by these base portion 41 opposite sides to form, 45 of this contact sites are connected in this adjutage 44 upper ends, go back punching out on this contact site 45 and are formed with a salient point 46; Above-mentioned contexture ground strip of the present utility model.
See also Fig. 3 and Fig. 4, this ground strip 40 can be installed on the electronic card coupler, this electronic card coupler is to include a joint 10, two outriggers 20 and an intermediate support 30 are formed, this joint 10 includes an insulating body 11 and plural conductive terminal 12, this insulating body 11 is made with plastic material, it has a main body 13 and a left side, right two bogie side frames 14, this two bogie side frame 14 is one-body molded this main body 13 2 sides that are connected, constitute one " U " type body, be formed with an accommodation space 15 between this main body 13 and this two bogie side frame 14, this accommodation space 15 plug 73 of subcard 70 plant (as Fig. 6 and Fig. 7) of can powering.A guiding fin 16 also is equipped with at the place in the middle of on this main body 13, and this guiding fin 16 is positioned in the middle of this accommodation space 15, and it is two parts that this accommodation space 15 is separated.These main body 13 leading edges, two sides and middle place are formed with outstanding forward fixture block 17 and 18 respectively, respectively in order to connect outrigger 20 and intermediate support 30.
Described conducting terminal 12 is made with conductivity good metal material, they are disposed on the main body 13 of this insulating body 11, these conducting terminals 12 are guided fin 16 and are distinguished into left and right two groups, formation is separated with two sockets of spacing, constitute the joint 10 of a double port type by this, this two socket corresponds respectively to 15 liang of parts of this accommodation space.When the plug 73 of electronic cards 70 was inserted in accommodation space 15, these conducting terminals 12 can form with the corresponding terminal on the plug 73 that is arranged at electronic cards 70 and electrically connect.These conducting terminal 12 other ends then extend outside the insulating body 11, can be welded on the circuit board 60, these conducting terminals 12 are formed with circuit board 60 electrically connect.
Two outriggers 20 are made with plastic material, this two outrigger 20 is elongated arm bodies that the cross section is " L " type, have a base plate 21 and side plate 22, a plurality of alignment pins 23,24 are equipped with in these base plate 21 bottoms, can be inserted on the circuit board 60 in the corresponding positioning hole 61,62, make being positioned on this circuit board 60 that this two outrigger 20 can be firm.This base plate 21 is provided with a plurality of perforation 25, is provided with groove 26 simultaneously on this side plate 22, can be convenient to assemble two ground strips 40, reaches good ground connection effect.
These two outriggers, 20 2 ends are formed with one first recess 27 and one second recess 28 respectively, described first recess 27 is corresponding with the fixture block 17 at the main body 13 leading edges two side places of the insulating body 11 of joint 10, can utilize first recess 27 and fixture block 17 mutual clampings, make this two outrigger 20 be connected in left and right two sides of the insulating body 11 of this joint 10 separably, these two outriggers, 20 guiding electronic cards 70 are inserted in the accommodation space 15 of this joint 10 smoothly.Described second recess 28 is corresponding with the locating convex block 71 of electronic cards 70 bottoms, can utilize second recess 28 and locating convex block 71 mutual clamping location, makes this electronic cards 70 be able to firm being positioned on the electronic card coupler, can not rock.
Two ends of this intermediate support 30 are formed with one first recess 33 and one second recess 34 respectively, this first recess 33 is corresponding with the fixture block 18 at the middle place of main body 13 leading edges of the insulating body 11 of joint 10, can utilize first recess 33 and fixture block 18 mutual clampings, make this intermediate support 30 separable centres that are connected in the insulating body 11 of this joint 10, this intermediate support 30 can support in the accommodation space 15 that electronic cards 70 is inserted in this joint 10 smoothly.This second recess 34 is corresponding with the locating convex block 71 of electronic cards 70 bottoms, utilizes second recess 34 and locating convex block 71 mutual clamping location, makes this electronic cards 70 be able to firm location, can not rock.On this intermediate support 30, locating therebetween also can dash forward establishes a guiding fin 35, produces deflection when this guiding fin 35 can prevent to insert, and electronic cards 70 can be inserted in the accommodation space 15 of this joint 10 smoothly.
Can be provided with a loam cake 50 (as Fig. 5) on joint 10, two outriggers 20 and the intermediate support 30 further, this loam cake 50 is made with conductivity good metal material, its left and right two sides respectively are provided with a plurality of snappings hole 51, corresponding with a plurality of snap fasteners 29 that two outriggers 20 are provided with, these snap fasteners 29 and these snapping hole 51 mutual snappings, loam cake 50 is fixed on two outriggers 20, and loam cake 50 can place on joint 10, two outriggers 20 and the intermediate support 30 by firm lid.Nearly left and right two side places stamp out two tearing parts 52 are arranged on this loam cake 50, this two tearing part 52 is formed by these loam cake 50 punching out, these tearing part 5 downward elasticity are inserted into loam cake 50 inside, and this two tearing part 52 is corresponding with grounding parts 72 apical margins of these electronic cards 70 2 sides.These loam cake 50 left and right two side places are provided with a plurality of pin portion 53, these pin portions 53 can be welded on the circuit board 60, this loam cake 50 can be fixed on the circuit board 60, and make loam cake 50 and circuit board 60 reach ground connection, make this loam cake 50 have good shielding and prevent the electromagnetic interference (EMI) effect.When electronic cards 70 was inserted in the accommodation space 15 of this joint 10, the grounding parts 72 of these electronic cards 70 2 sides can contact with two tearing parts 52 of this loam cake 50, made this electronic cards 70 reach ground connection with loam cake 50, circuit board 60.In addition, the also extensible stator 54 that is provided with of these loam cake 50 leading edges two sides, and establish corresponding breach 74 (as Fig. 6) in electronic cards 70 2 sides, stator 54 and breach 74 clamping mutually make the accommodation space that is inserted in this joint 10 15 that this electronic cards 70 can be firm.
This two ground strip 40 is assembled on this two outrigger 20 from lower to upper, the base portion 41 of this two ground strip 40 contacts at base plate 21 bottoms of outrigger 20, and the fin 43 that makes this two ground strip 40 is inserted on the outrigger 20 in the corresponding perforation 25, this two ground strip 40 is positioned on this two outrigger 20, and makes the contact site 45 of this two ground strip 40 be exposed in the groove 26 of this two outrigger 20.The tearing part 42 of this two ground strip 40 contacts at circuit board 60 tops, the strength that this two ground strip 40 is produced to top offset, thereby can abut against base plate 21 bottoms of outrigger 20, and the tearing part 42 of this two ground strip 40 contacts at the corresponding contact in circuit board 60 tops, makes this two ground strip 40 reach good ground connection effect with circuit board 60.When electronic cards 70 was inserted in the accommodation space 15 of this joint 10, the grounding parts 72 of these electronic cards 70 2 sides can contact with the salient point 46 on the contact site 45 of ground strip 40, makes this electronic cards 70 reach ground connection with ground strip 40, circuit board 60.
As Figure 6 and Figure 7, this electronic card coupler can be planted for two lesser calories, two electronic cards 70 with lesser calorie pattern of single plug 73 can be inserted in this electronic card coupler, makes this two electronic cards 70 reach electric connection with circuit board 60.Because intermediate support 30 can support electronic cards 70, the electronic cards 70 that can prevent the lesser calorie pattern falls down, and can be by the guiding that cooperatively interacts of guiding fin 16,35 and the set corresponding grooves 76 in electronic cards 70 bottom surfaces (as Figure 10 and Figure 11), produce deflection when preventing to insert, electronic cards 70 can be inserted in the accommodation space 15 of this joint 10 smoothly.
As shown in Figure 8, this electronic card coupler can be planted for a kilocalorie, is about to an electronic cards 70 with kilocalorie pattern of double plug 73 and is inserted in this electronic card coupler, makes this electronic cards 70 reach electric connection with circuit board 60.
As shown in Figure 9, this electronic card coupler can be planted for a lesser calorie, is about to an electronic cards 70 with lesser calorie pattern of single plug 73 and is inserted in this electronic card coupler, makes this electronic cards 70 reach electric connection with circuit board 60.
Ground strip of the present utility model can be arranged on the electronic card coupler, makes electronic cards and circuit board reach good ground connection effect, and its structure simplification, and assembling is easily simple, has the effect that reduces production costs.
In sum, the utility model is a rare novel creation product, have industrial applicability, novelty and progressive, the above only is preferred embodiment of the present utility model, be not therefore to limit claim of the present utility model, the equivalent structure that all utilization the utility model specifications and graphic content are done changes, and all is included in the scope of the present utility model.
Claims (3)
1, a kind of ground strip is installed on the electronic card coupler, and this electronic card coupler is arranged on the circuit board, it is characterized in that this ground strip comprises:
One base portion;
One tearing part is to be formed by this base portion punching out, and the downward elasticity in this tearing part stretches out in base bottom;
Two fins are by extending to form on relative two side direction of this base portion;
One adjutage is to be extended upward by this base portion opposite side to form; And
One contact site is connected in this adjutage upper end.
2, ground strip as claimed in claim 1 is characterized in that: be formed with salient point on described contact site.
3, ground strip as claimed in claim 1, it is characterized in that: described electronic card coupler has a joint and two outriggers, this two outrigger has base plate and side plate, this base plate is provided with and the corresponding perforation of fin, this side plate is provided with groove, this ground strip is assembled in this two outrigger, the base portion of this ground strip is the base plate bottom that contacts at outrigger, the fin of this ground strip is inserted on the outrigger in the corresponding perforation, the contact site of this ground strip is to be exposed in the groove of this outrigger, and the tearing part of this ground strip is to contact at circuit board.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256976 CN2626085Y (en) | 2003-05-21 | 2003-05-21 | Earthing strip |
| PCT/US2004/016215 WO2005017811A2 (en) | 2003-05-21 | 2004-05-21 | Memory card connector with improved grounding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256976 CN2626085Y (en) | 2003-05-21 | 2003-05-21 | Earthing strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2626085Y true CN2626085Y (en) | 2004-07-14 |
Family
ID=34169745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03256976 Expired - Fee Related CN2626085Y (en) | 2003-05-21 | 2003-05-21 | Earthing strip |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN2626085Y (en) |
| WO (1) | WO2005017811A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453084B (en) * | 2007-12-06 | 2011-09-07 | 富士康(昆山)电脑接插件有限公司 | Connector for electronic card |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07506927A (en) * | 1992-02-24 | 1995-07-27 | アイティーティー・インダストリーズ・インコーポレーテッド | memory card ground spring |
| US5889649A (en) * | 1994-03-01 | 1999-03-30 | Canon Kabushiki Kaisha | Information processing apparatus and a card-shaped adapter for smaller and larger storage medium |
-
2003
- 2003-05-21 CN CN 03256976 patent/CN2626085Y/en not_active Expired - Fee Related
-
2004
- 2004-05-21 WO PCT/US2004/016215 patent/WO2005017811A2/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453084B (en) * | 2007-12-06 | 2011-09-07 | 富士康(昆山)电脑接插件有限公司 | Connector for electronic card |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005017811A3 (en) | 2005-05-19 |
| WO2005017811A2 (en) | 2005-02-24 |
| WO2005017811B1 (en) | 2005-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |