CN2845210Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN2845210Y CN2845210Y CNU200520105352XU CN200520105352U CN2845210Y CN 2845210 Y CN2845210 Y CN 2845210Y CN U200520105352X U CNU200520105352X U CN U200520105352XU CN 200520105352 U CN200520105352 U CN 200520105352U CN 2845210 Y CN2845210 Y CN 2845210Y
- Authority
- CN
- China
- Prior art keywords
- groove
- terminal
- circuit board
- electric connector
- plastics pedestal
- 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
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Abstract
The utility model relates to an electric connector which is connected with a circuit board. The utility model comprises a plastic seat body and a plurality of terminals, wherein the plastic seat body is provided with two rows of terminal grooves which are arranged at intervals, wherein a connecting groove which is in the shape of longways bar forms between the two rows of terminal grooves, the opening of the connecting groove faces to the upper part and is provided with a bottom surface, and each terminal groove is provided with a clamping groove which is upwards and downwards extended. The terminals are arranged in the terminal grooves of the plastic seat body, each terminal is provided with an elastic arm, a fixing part and a connecting pin part. The elastic arm is provided with a convex contacting part; a board surface of the fixing part is wide and can be clamped with each clamping groove of each terminal groove, and the connecting pin part is extended from the lower part of the plastic seat body. The height which is formed because of the extension of each clamping groove of each terminal groove of the plastic seat body is higher than the height of the bottom surface of the connecting groove, and the height which is clamped and fixed by the fixing part of each terminal and the clamping groove of each terminal groove is higher than the height of the bottom surface of the connecting groove. The utility model has strong elastic force because the elastic arm of each terminal is shortened so as to butt and press the circuit board, and the material cost of each terminal can be reduced.
Description
Technical field
The utility model is about a kind of electric connector, particularly about a kind of edge card (CardEdge) electric connector.
Background technology
See also Fig. 1 and Fig. 2, it is a kind of edge card (Card Edge) electric connector, it is the circuit board 20 that connects an edge cassette, the two sides, one edge of this circuit board 20 is respectively equipped with spaced contact 21, it includes: a plastics pedestal 10, and it is provided with the spaced terminal groove 11 of two rows, forms the link slot 12 of a strip between this two rows terminal groove 11, this terminal groove 11 is provided with the draw-in groove 14 that extends up and down, and this draw-in groove 14 is low than the bottom surface 13 of link slot 12; And several terminals 15, it is located at the terminal groove 11 of this plastics pedestal 10, it is provided with an elastic arm 16, a fixed part 17 and a pin portion 18, this elastic arm 16 is provided with a contact site 19 that protrudes and is electrically connected with the contact of this circuit board 20, draw-in groove 14 fastenings of the plate face broad of this fixed part 17 and terminal groove, this plastics pedestal lower end is stretched out by this pin portion 18.
When circuit board 20 these plastics pedestals 10 of insertion, each contact 21 on circuit board 20 two sides and contact site 19 Elastic Contact of each terminal 15 reach electrical connection whereby and clamp this circuit board 20 by each terminal 15 elasticity at this moment.
Known being configured on the clamping circuit board, mainly be that contact site 19 elasticity by this several terminals 15 clamp this circuit board 20, for being inserted in, circuit board 20 forms good staying power in the link slot 12, so terminal 15 need have suitable elastic force, therefore terminal must have enough material thicknesses, can not use too thin sheet metal in the manufacturing, be difficult to reduce material cost.
In addition, because the fixed part 17 of terminal 15 is the bottom surfaces 13 that are lower than link slot 12 with the height of draw-in groove 14 fastenings of terminal groove 11, so make the elastic arm 16 of terminal 15 have suitable length, then elastic force is littler because the length of elastic arm is longer, so need use thicker material more, there is enough elastic force the side.
The utility model content
The purpose of this utility model is to provide a kind of electric connector, the bottom surface height that surpasses link slot by the height of the draw-in groove institute fastening of the fixed part of terminal and terminal groove, make the elastic arm of terminal shorten and can have stronger elastic force to compress circuit board, can reduce the material cost of terminal, simultaneously compress circuit board, also can reduce the material cost of terminal by the elasticity press part.
In order to achieve the above object, the utility model provides a kind of electric connector, and it is to connect a circuit board, and the two sides, an edge of this circuit board is respectively equipped with spaced contact, and it includes:
One plastics pedestal, it is the lengthwise strip, it is provided with the spaced terminal groove of two rows, form the link slot of a lengthwise strip between this two rows terminal groove, the opening of this link slot up and be provided with a bottom surface, so as to making this circuit board from top to bottom insert connection, this terminal groove is provided with the draw-in groove that extends up and down; And
Several terminals, it is located at the terminal groove of this plastics pedestal, it is provided with an elastic arm, a fixed part, reaches a pin portion, this elastic arm is provided with a contact site that protrudes and is electrically connected with the contact of this circuit board, the plate face broad of this fixed part can with the draw-in groove fastening of terminal groove, this plastics pedestal lower end is stretched out by this pin portion;
It is characterized in that the height that the draw-in groove of the terminal groove of this plastics pedestal extended is height than the bottom surface of this link slot, the height of the fixed part of this terminal and the fastening of the draw-in groove of terminal groove institute surpasses the bottom surface height of link slot.
Described electric connector is characterized in that: this plastics pedestal is provided with at least one elasticity press part, and this elasticity press part is provided with at least one elastic arm and presses on this circuit board.
Described electric connector is characterized in that: the elastic arm of this elasticity press part is the side thickness of slab place that presses on this circuit board.
Described electric connector is characterized in that: the elastic arm of this elasticity press part is the plate face that presses on this circuit board.
Described electric connector is characterized in that: this elasticity press part and this plastics pedestal are integrally formed.
Described electric connector is characterized in that: this elasticity press part is a metal material, and its assembling is fixed on this plastics pedestal.
Described electric connector is characterized in that: a side of this plastics pedestal is provided with a bayonet unit, and this bayonet unit is a side of this circuit board of movable buckle, makes this circuit board can't upwards break away from this plastics pedestal.
In sum, electric connector of the present utility model, its advantage and effect are: the side thickness of slab place that presses on circuit board by press part elasticity, can strengthen the strength of clamping circuit board, and, so strengthen the elastic force of clamping circuit board because the height of the fixed part of this terminal and the draw-in groove institute fastening of terminal groove above the bottom surface height of link slot, can make the length of elastic arm of terminal shorten, so terminal can use thin metal material on making, and reaches the reduction material cost.
Description of drawings
Fig. 1 is the three-dimensional exploded view of known electric connector and circuit board.
Fig. 2 is the combination section of known electric connector and circuit board.
Fig. 3 is the three-dimensional exploded view of the utility model first preferred embodiment.
Fig. 4 is the combination front sectional elevation of the utility model first preferred embodiment.
Fig. 5 is the plastic seat side pseudosection of the utility model first preferred embodiment.
Fig. 6 is the terminal stereogram of the utility model first preferred embodiment.
Fig. 7 is the front sectional elevation of the utility model first preferred embodiment connecting circuit plate.
Fig. 8 is the side cutaway view of the utility model first preferred embodiment connecting circuit plate.
Fig. 9 is the combination front sectional elevation of the utility model second preferred embodiment.
Figure 10 is the front sectional elevation of the utility model second preferred embodiment connecting circuit plate.
Figure 11 is the three-dimensional exploded view of the utility model the 3rd preferred embodiment.
Figure 12 is the top view of the utility model the 3rd preferred embodiment connecting circuit plate.
Figure 13 is the profile of the utility model the 3rd preferred embodiment connecting circuit plate.
Figure 14 is the three-dimensional exploded view of the utility model the 4th preferred embodiment.
Figure 15 is the three-dimensional exploded view of the utility model the 5th preferred embodiment.
Above-mentioned and other purpose of the present utility model, advantage and characteristic can be clearer by also working as with reference to the accompanying drawings in the detailed description of following preferred embodiment, wherein:
Embodiment
See also Fig. 3 and Fig. 4, present embodiment is a kind of electric connector (generally being called for short PCIEXPRESS), it is the circuit board 20 that connects an edge cassette, the two sides, one edge of this circuit board 20 is respectively equipped with spaced contact 21, and a side is provided with a groove 24, and it includes: a plastics pedestal 30, several terminals 40,2 first elasticity press parts 50 and one second elasticity press part 55, wherein:
Please cooperate ginseng figure 5, this plastics pedestal 30 is the lengthwise strip, it is provided with the spaced terminal groove 31 of two rows, form the link slot 32 of a strip between this two rows terminal groove 31, the opening of this link slot 32 up and be provided with a bottom surface 38, so as to making this circuit board 20 from top to bottom insert connection, this terminal groove 31 is provided with the draw-in groove 39 that extends up and down, this plastics pedestal 30 deflections one end is provided with a separating part 33 link slot 32 is divided into two zones and respectively is provided with a draw-in groove 34 in link slot 32 two ends, in addition, be provided with a bayonet unit 37 in a side, this bayonet unit 37 is grooves 24 of this circuit board one side of movable buckle, make this circuit board 20 can't upwards break away from this plastics pedestal 30, this bayonet unit 37 is not this case creative feature, so do not give unnecessary details structure in detail at this.
Please cooperate and consult Fig. 6, this terminal 40 is located at the terminal groove 31 of this plastics pedestal 30, it is provided with an elastic arm 41, a fixed part 42, reaches a pin portion 43, this elastic arm 41 is provided with that a contact site 44 that protrudes is electrically connected with the contact 21 of this circuit board 20, the plate face broad of this fixed part 42 can with draw-in groove 39 fastenings of terminal groove 31, this plastics pedestal 30 lower ends are stretched out by this pin portion 43.
For high, the fixed part 42 of this terminal 40 and the height of 39 fastenings of draw-in groove of terminal groove 31 surpass bottom surface 38 height of link slot 32 to the height that draw-in groove 39 extended of terminal groove 32 that the utility model is characterised in that this plastics pedestal 30 than the bottom surface 38 of this link slot 32.
This first elasticity press part 50 is a metal material, and it is provided with an elastic arm 51 and a fixed part 52, and this fixed part 52 is fixed in the draw-in groove 34 of these plastics pedestal 30 both sides.
This second elasticity press part 55 is a metal material, and it is provided with the elastic arm 57 of a fixed part 56 and two symmetries, and this fixed part 56 is to be fixed on the separating part 33 of this plastics pedestal 30.
See also Fig. 7 and Fig. 8, when circuit board 20 inserts this plastics pedestal 30, this moment, circuit board 20 was except contact site 44 Elastic Contact of the contact on two sides and each terminal 40, at this moment, but two elastic arms 57 of the elastic arm 51 of the first elasticity press part 50 and the second elasticity press part 55 all elasticity press on side thickness of slab 22 places of circuit board 20, in addition, the groove 24 of these these circuit board 20 1 sides of bayonet unit 37 buckles makes this circuit board 20 can't upwards break away from this plastics pedestal 30.
By above-mentioned structure, the first elasticity press part 50 and the second elasticity press part, 55 elasticity press on side thickness of slab 22 places of circuit board 20, can strengthen the strength of clamping circuit board 20, and because the height of 39 fastenings of draw-in groove of the fixed part 42 of this terminal 40 and terminal groove 31 surpasses bottom surface 38 height of link slot 32, can make the length of elastic arm 41 of terminal shorten, so strengthen the elastic force of clamping circuit board, so terminal 40 can use thin metal material on making, and reaches the reduction material cost.
See also Fig. 9 and Figure 10, be to be second embodiment of the present utility model, it is roughly identical with first embodiment, its difference is that the elasticity press part of present embodiment is and plastics pedestal 30 one injection moldings, promptly, this plastics pedestal 30 is provided with elastic arm 36 in link slot 32 two ends and separating part position, presses on side thickness of slab 22 places of circuit board 20 by elastic arm 36 elasticity.
See also Figure 11, Figure 12 and Figure 13, be to be the 3rd embodiment of the present utility model, it is the electric connector (generally being called for short AGP) for another type, identical with first embodiment haply, its plastics pedestal 30 1 sides also are provided with a bayonet unit 37 movable buckles one circuit board, its difference is that the plastics pedestal 30 of present embodiment all is provided with a draw-in groove 35 except respectively there is a draw-in groove 34 at two ends and in separating part 33 two ends, and be provided with four elasticity press parts 60, it is provided with two elastic arms 61 and a fixed part 62, this fixed part 62 is fixed in the draw-in groove 34 of this plastics pedestal 30,35, this two elastic arm 61 be a spacing mutually in the face of and from bottom to top extend, when circuit board 20 these plastics pedestals 30 of insertion, 20 liang of plate faces of circuit board this moment can be two elastic arms, 61 resilient clamp of elasticity press part 60.
See also Figure 14, be to be the 4th embodiment of the present utility model, it is the electric connector (generally being called for short PCI) for another type, it is roughly identical with the 3rd embodiment, its difference is that the elastic arm 61 of the elasticity press part 60 of present embodiment both sides is from top to bottom to extend, and plastics pedestal 30 1 sides are not provided with bayonet unit in addition.
See also Figure 15, be to be the 5th embodiment of the present utility model, it is the electric connector for another type, and it is roughly identical with the 4th embodiment, and its difference is that the plastics pedestal 30 of present embodiment is provided with a hook part 39 in the side with respect to bayonet unit can be so as to a side of trip circuit board.
The specific embodiment that is proposed in the detailed description of preferred embodiment is only in order to be easy to illustrate technology contents of the present utility model, and be not with the utility model narrow sense be limited to this embodiment.
Claims (7)
1, a kind of electric connector, it is to connect a circuit board, and the two sides, an edge of this circuit board is respectively equipped with spaced contact, and this electric connector includes:
One plastics pedestal, it is the lengthwise strip, and it is provided with the spaced terminal groove of two rows, form the link slot of a lengthwise strip between this two rows terminal groove, the opening of this link slot up and be provided with a bottom surface, this circuit board from top to bottom inserts connection, this terminal groove is provided with the draw-in groove that extends up and down; And
Several terminals, it is located at the terminal groove of this plastics pedestal, this terminal is provided with an elastic arm, a fixed part, reaches a pin portion, this elastic arm is provided with a contact site that protrudes and is electrically connected with the contact of this circuit board, the plate face of this fixed part and the draw-in groove fastening of this terminal groove, this plastics pedestal lower end is stretched out by this pin portion;
It is characterized in that: the bottom surface height of this link slot of aspect ratio that draw-in groove extended of the terminal groove of this plastics pedestal, the height of the fixed part of this terminal and the fastening of the draw-in groove of this terminal groove institute surpasses the bottom surface height of link slot.
2, electric connector as claimed in claim 1 is characterized in that: this plastics pedestal is provided with at least one elasticity press part, and this elasticity press part is provided with at least one elastic arm and presses on this circuit board.
3, electric connector as claimed in claim 2 is characterized in that: the elastic arm of this elasticity press part is the side thickness of slab place that presses on this circuit board.
4, electric connector as claimed in claim 2 is characterized in that: the elastic arm of this elasticity press part is the plate face that presses on this circuit board.
5, electric connector as claimed in claim 2 is characterized in that: this elasticity press part and this plastics pedestal are integrally formed.
6, electric connector as claimed in claim 2 is characterized in that: this elasticity press part is a metal material, and its assembling is fixed on this plastics pedestal.
7, electric connector as claimed in claim 1 is characterized in that: a side of this plastics pedestal is provided with a bayonet unit, and this bayonet unit is a side of this circuit board of movable buckle, makes this circuit board can't upwards break away from this plastics pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520105352XU CN2845210Y (en) | 2005-09-21 | 2005-09-21 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200520105352XU CN2845210Y (en) | 2005-09-21 | 2005-09-21 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2845210Y true CN2845210Y (en) | 2006-12-06 |
Family
ID=37487153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200520105352XU Expired - Fee Related CN2845210Y (en) | 2005-09-21 | 2005-09-21 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2845210Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7416452B1 (en) | 2007-03-15 | 2008-08-26 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector |
| US10224653B2 (en) | 2016-09-27 | 2019-03-05 | Foxconn Interconnect Technology Limited | Card edge connector having key equipped with metallic protective cap secured to housing |
-
2005
- 2005-09-21 CN CNU200520105352XU patent/CN2845210Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7416452B1 (en) | 2007-03-15 | 2008-08-26 | Hon Hai Precision Ind. Co., Ltd. | Electrical connector |
| US10224653B2 (en) | 2016-09-27 | 2019-03-05 | Foxconn Interconnect Technology Limited | Card edge connector having key equipped with metallic protective cap secured to housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061206 Termination date: 20091021 |