CN2840359Y - Card edge electric connector - Google Patents
Card edge electric connector Download PDFInfo
- Publication number
- CN2840359Y CN2840359Y CNU2005200747482U CN200520074748U CN2840359Y CN 2840359 Y CN2840359 Y CN 2840359Y CN U2005200747482 U CNU2005200747482 U CN U2005200747482U CN 200520074748 U CN200520074748 U CN 200520074748U CN 2840359 Y CN2840359 Y CN 2840359Y
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- CN
- China
- Prior art keywords
- electric connector
- insulating body
- edge electric
- sidewall
- slot
- 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 a card edge electric connector which can be arranged on one circuit board for the insertion of an electronic card. The utility model comprises an insulating body and a plurality of conductive terminals, wherein the insulating body is provided with one base, wherein the base comprises side walls with relative arrangement and a central inserting groove which is formed between the two side walls and is used for containing the inserting end of the electronic card. A plurality of terminal containing grooves are arranged in the side wall; a plurality of conductive terminals are contained in corresponding terminal containing grooves of the insulating body. The bottom of the central inserting groove is provided with a plurality of via grooves communicated with outside. Because of the structure, a heat radiation area can be effectively increased, which is good for the convection of air, and the scientific character of air flow is conformed; thereby, the heat in the card edge electric connector can be quickly dissipated in time; the utility model avoids that the damage of the insulating body caused by the heat accumulation.
Description
[technical field]
The utility model is relevant a kind of jammed edge electric connector, relates in particular to a kind of improvement of insulator structure of jammed edge electric connector.
[background technology]
Jammed edge electric connector is widely used in personal computer and other electronic equipment, and its group is located on the circuit board, and can peg graft for all kinds of electronic cards, electrically conducts so that reach between electronic cards and circuit board.Existing jammed edge electric connector can be consulted United States Patent (USP) and announce the 5th, 059,133,6,210,195,5,672, No. 069 and Chinese utility model patent are announced CN 2638267Y number, these jammed edge electric connectors all have the insulating body of a lengthwise configuration, are arranged with downwards at the interface of insulating body and form a slot, peg graft for the electronic cards of specific standard.The two side of the insulating body of slot both sides is provided with some terminal containing slots of accommodating conducting terminal.During application, the inserted terminal of electronic cards is housed in the slot of this bayonet connector, reaches with the engaging of current-carrying part of electronic cards by conducting terminal to electrically conduct between electronic cards and bayonet connector.
But along with the fast development of Information technology, the requirement of volume of transmitted data also constantly increases, thereby causes number of terminals to increase.And because the restriction of installing space, the size of bayonet connector can not corresponding increase, so terminal pitch certainly will will reduce, and this has caused the terminal in the bayonet connector to arrange more and more tight.In the time need adopting bigger electric current in the course of the work, adopt terminal temperature in signals transmission of bayonet connector higher.So terminal is arranged closely, and the heat dissipation problem of bayonet connector inside seems particularly important, heat in the described bayonet connector of aforesaid U.S. Patent is that set terminal containing slot dissipates to the external world on the sidewall by insulating body, these terminal containing slots connect the upper and lower surface of sidewall, and are provided with opening on side wall inner surfaces.Yet the efficiently radiates heat zone of internal heat is mainly the opening of terminal containing slot in top side wall during bayonet connector work, and these narrow and small heat dissipation region are that the heat of bayonet connector inside is dissipated fast.
Therefore, be necessary existing jammed edge electric connector is improved to overcome described defective of the prior art.
[utility model content]
The purpose of this utility model is to provide a kind of jammed edge electric connector of tool radiator structure.
For achieving the above object, the utility model adopts following technical scheme: a kind of jammed edge electric connector, can be arranged on the circuit board and peg graft for electronic cards, it comprises insulating body and plurality of conductive terminals, wherein insulating body has a base portion, base portion comprises the sidewall that is oppositely arranged and is formed on the central slot that is used for accommodating the electronic cards insertion end between the two side, in sidewall, be provided with the plurality of terminals accepting groove, plurality of conductive terminals is housed in the corresponding terminal accepting groove of insulating body, it comprise the contact site that can electrically contact with the insertion end of electronic cards and from contact site extend can with the afterbody of circuit board electric connection, the diapire of central authorities' slot is provided with several grooves, and these grooves communicate with the external world respectively.
Compared with prior art, the utlity model has following beneficial effect: be provided with the some and extraneous groove that communicates in central slot diapire, can make heat dissipation region be able to more efficiently increase, help the convection current of air, the science that meets air flows more, make the heat of jammed edge electric connector inside can be in time and dissipate fast, avoid heat accumulation and insulating body is caused damage.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of the jammed edge electric connector of the utility model tool radiator structure.
Fig. 2 is the stereogram of the jammed edge electric connector of the utility model tool radiator structure.
Fig. 3 is the stereogram of insulating body of the jammed edge electric connector of the utility model tool radiator structure.
Fig. 4 is the cutaway view of cutting open along A-A line among Fig. 3.
[embodiment]
See also Figure 1 and Figure 2, the jammed edge electric connector 100 of the utility model tool radiator structure is arranged on circuit board (not shown) and goes up for electronic cards 5 grafting, and it comprises an insulating body 1, is housed in plurality of conductive terminals 2, a make-up mechanism for card 3 and some plate lock construction elements 4 in the insulating body 1.
Please cooperate and consult shown in Figure 4ly, in sidewall 13, be provided with along its lengthwise axial arranging and vertically run through its upper and lower plurality of terminals accepting groove 19 of surperficial 11,12.Each terminal containing slot 19 further offers the opening 18 that communicates with central slot 15 on the medial surface 131 of sidewall 13, offer the some passage 17a that run through its lateral surface 132 and be connected at sidewall 13 tops, also offer near its lower surface 12 at sidewall 13 and run through some passage 17b that its lateral surface 132 is connected with terminal containing slot 19 with terminal containing slot 19.
Each installation portion 14 is included in relative fore and aft axis to a pair of base station 144 that is symmetrically distributed, and connects a plate 145 of two base stations, 144 bottoms, is formed on the vertical host cavity 141 that is provided with of one between two base stations 144 and the connecting plate 145.Vertically offer long " U " shape fluting 142 that is provided with opening at its top in the inner surface upper edge of each base station 144 sidewall 146, be provided with a step 147 in this fluting 142, this " U " shape slot 142 terminal position places be provided with run through its inside and outside surperficial 148,149 and with " U " shape fluting 142 through holes that are connected 143.
Plurality of conductive terminals 2 is housed in the terminal containing slot 19 of correspondence of insulating body 1, and it comprises the holding parts 22 that is retained in the accepting groove 19, be bent upwards to extend and further protrude out opening 18 on sidewall 13 medial surfaces 131 from holding parts 22 and enter the contact site 21 central slot 15 in and extend sidewall 13 lower surfaces 12 downwards from holding parts 22 and also can be welded on the circuit board to reach the afterbody 23 that electrically conducts.After electronic cards 5 is inserted central slot 15, electrically contact with the contact site 21 of corresponding conducting terminal 2 to the current-carrying part that is arranged in insertion end 52 both sides (not shown) along fore and aft axis, and the afterbody 23 of conducting terminal 2 electrically connects with circuit board, thereby reaches electrically conducting between electronic cards 5 and circuit board.
Button mechanism for card 3 is housed in the host cavity 141 of installation portion 14, each button mechanism for card 3 comprises a vertical strip main part 31 that extends and is formed on main part 31 tops and detains the inclined arm 32 of mechanism for card 3 diagonally extendings towards another, also be provided with the step 33 that matches with the 142 interior steps 147 of slotting on main part 31 sidewalls 36, main part 31 protrudes out in inwall 34 bottoms relative with another button mechanism for card 3 and is formed with an ejection part 35, protrudes out in its two lateral walls 36 to be formed with pair of pivot 37 and some wedge-shaped catch 38.When 3 groups of mechanism for card of button are gone into host cavity 141, slide onto fluting 142 bottoms, and pivot 37 is contained in the respective through hole 143, the rotations that can do to a certain degree around this pivot 37 by this structure button mechanism for card 3 along " U " shape fluting 142.And block 38 and base station 144 sidewalls 146 interference engagement to be to provide fixing to a certain degree, avoid detaining mechanism for card 3 when carrying, vibrations or other suffer less external force and break away from host cavity 141.The free end of inclined arm 32 is a horizontal holding section, and when electronic cards 5 was plugged on the central slot 15 of insulating body 1, the recess 51 by holding section and electronic cards 5 was interlocked, thereby guarantees that electronic cards 5 firmly is housed in this jammed edge electric connector 100.When electronic cards 5 need withdraw from, button mechanism for card 3 makes the holding section detach recess 51 by bigger external force to inner rotary, at this moment, the bottom edge of replacing electronic cards 5 by the ejection part 35 of button mechanism for card 3 breaks away from and the cooperating of terminal 2 contact sites 21 insertion end 52, and then can easily electronic cards be taken out.
4 groups of bottoms that are located at the base station 144 of installation portion 14 of plate lock construction element, each plate lock construction element 4 comprise the fixed parts 41 that are installed in the base station 144 and extend the holding part 42 that can cooperate with the corresponding hole (not shown) on the circuit board from fixed part 41 bottoms.Can be on circuit board by fixed part 41 and holding part 42 with these jammed edge electric connector 100 secure fixation with the corresponding matching of installation portion 14 and circuit board.In addition, the corresponding hole inwall of planting for plate lock construction element 4 on the circuit board scribbles the coat of metal usually, contacts with the electrical of the coat of metal by plate lock construction element 4, can set up an effective grounding path between the plate lock construction element 4 and the coat of metal.
The utility model is offered several and the extraneous groove 151 that communicates on the diapire 150 of central slot 15, and in order to make radiating effect more outstanding, at the top of insulating body 1 sidewall 13 of jammed edge electric connector 100 and the bottom all offer inside and extraneous passage 17a and the 17b that is connected with terminal containing slot 19, can make heat dissipation region be able to more efficiently increase, and owing to be equipped with opening in the top and the bottom of insulating body 1 sidewall 13, help the convection current of air, the science that meets air flows more, the heat of these jammed edge electric connector 100 inside in time and is fast dissipated, avoid heat accumulation and insulating body 1 is caused damage.
Only a kind of execution mode of the present utility model described in this specification, in other embodiments, in also many exhausting holes 17b being set near insulating body lower surface 12 places, further accelerate distributing of heat, even the passage of upper and lower position can run through the upper and lower surperficial 11,12 of sidewall 13, makes heat reach the most at a high speed dissipation.
Claims (8)
1. jammed edge electric connector, can be arranged on the circuit board and peg graft for electronic cards, it comprises insulating body and plurality of conductive terminals, wherein insulating body has a base portion, base portion comprises the sidewall that is oppositely arranged and is formed on the central slot that is used for accommodating the electronic cards insertion end between the two side, central authorities' slot is provided with a diapire, in sidewall, be provided with the plurality of terminals accepting groove, plurality of conductive terminals is housed in the corresponding terminal accepting groove of insulating body, it comprises the contact site that can electrically contact with the insertion end of electronic cards and extend the afterbody that can electrically connect with circuit board from contact site, it is characterized in that: the diapire of central slot is provided with the groove that several and the external world communicate.
2. jammed edge electric connector as claimed in claim 1 is characterized in that: the position near the lower surface of base portion in the base side wall is provided with at least one row's passage, and this passage is connected with terminal containing slot and is through to the lateral surface of sidewall.
3. jammed edge electric connector as claimed in claim 1 or 2 is characterized in that: be provided with the row's passage that is connected with terminal containing slot and runs through the respective side walls lateral surface near the base portion upper surface in the sidewall of base portion.
4. jammed edge electric connector as claimed in claim 1 is characterized in that: described terminal containing slot vertically connects the upper and lower surface of insulating body, and is formed with opening on the medial surface of sidewall.
5. jammed edge electric connector as claimed in claim 4 is characterized in that: described opening is arranged on the contact site place of contiguous conducting terminal, and terminal containing slot is connected with central slot, and the contact site of terminal is exposed within the central slot.
6. jammed edge electric connector as claimed in claim 1, it is characterized in that: described insulating body further comprises the installation portion that is located at the base portion opposite end, each installation portion comprise a pair of base station, connect the connecting plate of two base stations and be positioned at substrate and connecting plate between host cavity.
7. jammed edge electric connector as claimed in claim 6, it is characterized in that: the inside surface of side wall in each base station offers a fluting, in fluting, be provided with a step, fluting terminal position place is provided with the through hole that runs through its inside and outside surface and be communicated with fluting, in host cavity, contain the button mechanism for card, it comprises that sidewall is provided with the main part of step and pivot and in the inclined arm of main part top diagonally extending, protrudes out in the bottom of main part to be formed with an ejection part.
8. jammed edge electric connector as claimed in claim 7 is characterized in that: the installation portion bottom group of described insulating body is provided with can detain the plate lock construction element that is held on the circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200747482U CN2840359Y (en) | 2005-08-17 | 2005-08-17 | Card edge electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200747482U CN2840359Y (en) | 2005-08-17 | 2005-08-17 | Card edge electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2840359Y true CN2840359Y (en) | 2006-11-22 |
Family
ID=37428336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200747482U Expired - Fee Related CN2840359Y (en) | 2005-08-17 | 2005-08-17 | Card edge electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2840359Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7938675B1 (en) | 2010-03-11 | 2011-05-10 | Alltop Electronics (Suzhou) Co., Ltd | Electrical connector and electrical connector assembly having heat-radiating structures |
-
2005
- 2005-08-17 CN CNU2005200747482U patent/CN2840359Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7938675B1 (en) | 2010-03-11 | 2011-05-10 | Alltop Electronics (Suzhou) Co., Ltd | Electrical connector and electrical connector assembly having heat-radiating structures |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061122 Termination date: 20140817 |
|
| EXPY | Termination of patent right or utility model |