CN203850474U - Card edge connector - Google Patents
Card edge connector Download PDFInfo
- Publication number
- CN203850474U CN203850474U CN201420136619.0U CN201420136619U CN203850474U CN 203850474 U CN203850474 U CN 203850474U CN 201420136619 U CN201420136619 U CN 201420136619U CN 203850474 U CN203850474 U CN 203850474U
- Authority
- CN
- China
- Prior art keywords
- insulating body
- hole
- bayonet connector
- heat radiation
- sidewall
- 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
- 230000005855 radiation Effects 0.000 claims description 29
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101100498818 Arabidopsis thaliana DDR4 gene Proteins 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A card edge connector for inserting an electronic card comprises the components of: an elongated insulating body, a plurality of conductive terminals which are fixedly kept in the insulating body, and a locking member which is pivoted with at least one end of the insulating body. The insulating body is provided with the components of: a central slot which is used for accommodating the electronic card; side walls at two sides of the central slot; and a plurality of terminal accommodating tanks which are arranged on the side walls, are communicated with the central slot and accommodate the conductive terminals. Heat radiating through holes which are communicated with the terminal accommodating tanks are formed below the side wall of the insulating body. Heat generated in use process of the card edge connector and heat accumulated at the periphery can be radiated.
Description
[technical field]
The utility model relates to a kind of bayonet connector, relates in particular to a kind of for being installed to the bayonet connector of printed circuit board (PCB).
[background technology]
Bayonet connector is widely used in computer equipment to accommodate an electronic cards, for example DDR3 or DDR4 series.Common bayonet connector generally include a lengthwise insulating body, be immobilizated in the some conducting terminals in insulating body and be installed on the rotation lock fastener at insulating body two ends.Described insulating body is provided with a central slot extending along longitudinally to accommodate the lower ora terminalis of electronic cards.Described conducting terminal is positioned at central slot both sides and extends inward into central slot with clamping electronic cards, thereby is stably electrically connected with the golden finger in electronic cards.Described electronics module both sides are respectively equipped with a lock buckling groove.Described rotation lock fastener in order to the lock buckling groove phase clasp of electronic cards both sides with the lower ora terminalis that keeps operating state and upwards support electronic cards to be convenient for changing electronic cards.
But, along with technology development, electronic cards institute transmission rate is more and more higher, conducting terminal and the also corresponding increase of electronic cards golden finger number, described bayonet connector increases in use procedure and electronic cards produced heat in electrical contact, if this heat is not discharged in time, easily cause excessive loss, because bayonet connector periphery generally can be arranged other temperature-sensitive elements etc., above-mentioned heat also can affect the performance of periphery temperature-sensitive element, once and gather heat and make temperature too high, may burn self and periphery temperature-sensitive element.
Therefore, be necessary to provide one to there is structure improved bayonet connector, to overcome above-mentioned defect.
[utility model content]
The purpose of this utility model is to provide a kind of bayonet connector dispelling the heat.
For achieving the above object, the utility model bayonet connector adopts following technical scheme: a kind of bayonet connector, in order to the electronic cards of pegging graft, this bayonet connector comprise lengthwise insulating body, be immobilizated in the some conducting terminals in insulating body and be articulated at least latch of one end of insulating body, described insulating body is formed with central slot for accommodating electronic cards, be positioned at the sidewall of central slot both sides, be located at the several terminals accepting groove that is connected on sidewall and with central slot and accommodates above-mentioned conducting terminal; The sidewall below of described insulating body forms the heat radiation through hole being connected with terminal containing slot.
For further realizing above-mentioned purpose, insulating body described in the utility model is provided with the recess of stepping down that sets to the concave, is positioned at heat radiation through hole below with respect to sidewall, and this heat radiation through hole is connected with the recess of stepping down, thereby heat radiation through hole runs through sidewall under oblique.
For further realizing above-mentioned purpose, sidewall described in the utility model is formed with through-hole wall in adjacent two heat radiations between through holes, and sidewall is provided with and tilts to be connected in the inclined wall of stepping down between recess and through-hole wall.
For further realizing above-mentioned purpose, the through hole that dispels the heat described in the utility model is arranged in insulating body lengthwise both sides dispersedly.
For further realizing above-mentioned purpose, the inhomogeneous insulating body lengthwise both sides that are arranged in dispersedly of the through hole that dispels the heat described in the utility model.
For further realizing above-mentioned purpose, the through hole that dispels the heat described in the utility model is arranged in insulating body lengthwise both sides continuously.
For further realizing above-mentioned purpose, the width of the through hole that dispels the heat described in the utility model is increasing from inside to outside.
Compared with prior art, the utility model bayonet connector has following beneficial effect: by the heat radiation through hole that is connected with terminal containing slot is set, can by bayonet connector heat that use procedure produces and around the heat derivation gathered.
[brief description of the drawings]
Fig. 1 is the stereogram of the utility model bayonet connector;
Fig. 2 is the part three-dimensional exploded view of bayonet connector shown in Fig. 1;
Fig. 3 is that bayonet connector shown in Fig. 1 is along the cutaway view of A-A line;
Fig. 4 is the partial enlarged drawing of bayonet connector shown in Fig. 1.
[embodiment]
Please refer to shown in Fig. 1 to Fig. 3, the utility model bayonet connector 100 can be welded on printed circuit board (PCB) 500, and in order to the electronic cards of pegging graft (not shown); Bayonet connector 100 comprise lengthwise insulating body 1, be immobilizated in several conducting terminals 2 in insulating body 1, be articulated in insulating body 1 at least one end rotation lock fastener 3 and be immobilizated in insulating body 1 for being fixed at least one the grasping plate part 4 on printed circuit board (PCB).
Described insulating body 1 is provided with the two side 11 of extending along longitudinally, the end walls 12 that connects two side 11 ends along insulating body 1 horizontal direction, thereby this insulating body 1 forms the central slot 101 extending along longitudinally (being directions X), for accommodating electronic cards; Described insulating body 1 has protruded out knob of key 110 in central slot 101, for coordinating the corresponding groove (not shown) arranging in above-mentioned electronic cards, prevents anti-plug; Described insulating body 1 also has the several terminals accepting groove 102 that is connected with this central authorities' slot 101 and accommodates above-mentioned conducting terminal 2, each conducting terminal 2 is provided with and protrudes into the contact site 21 of central slot 101, extends the weld part 22 outside insulating body from contact site 21, for being electrically connected with above-mentioned printed circuit board (PCB); 21 one-tenth two rows of contact site of conducting terminal 2, are arranged in respectively in two side 11, and the weld part 22 of described conducting terminal 2 is divided into four rows, to arrange more conducting terminal 2 in the limited area on printed circuit.
Described end wall 12 forms tower-like than sidewall 11 height, and this end wall 12 has the mounting groove 121 connecting with central slot 101, described rotation lock fastener 3 is articulated in this mounting groove 121 and rotates with respect to insulating body, thus between open mode or released state change location.Described rotation lock fastener 3 comprise main part 30, autonomous body 30 protrude out the cam part 31 that arranges and be articulated with insulating body, be arranged at main part 30 one end with extend into central slot 101 pushing part 32, be arranged at the operating portion 33 of main part 30 other ends and be positioned at the latch part 34 of operating portion 33 opposite sides, described rotation lock fastener 3 can rotate with respect to insulating body around cam part 31, wherein pushing part 32 swings between mounting groove 121 and central slot 101, to realize the mutual promotion between above-mentioned electronic cards.In the time that described operating portion 33 outwards pulls open, rotation lock fastener 3 is in open mode or released state, now can insert electronic cards, this electronic cards is inserted backward lower pushing pushing part 32, rotation lock fastener 3 is pushed and is inwardly rotated, until inserting, electronic cards puts in place, now latch part 34 clasps are in electronic cards, described main part 30 protrudes out the interference protuberance 301 cooperatively interacting with mounting groove 121 inner sides, thereby in mounting groove 121, now rotation lock fastener 3 is in closure state or snap close state by rotation lock fastener 3 strong fixs.
Please refer to shown in Fig. 2 to Fig. 4, described insulating body 1 is formed with the heat radiation through hole 103 being connected with central slot 101, terminal containing slot 102, that is heat radiation through hole outwards runs through insulating body 1 and is connected with terminal containing slot 102, be beneficial to by bayonet connector 100 in use with electronic cards produced heat in electrical contact and the heat derivation around gathered.The utility model can be according to actual needs, described heat radiation through hole 103 is designed to multiple dispersed being arranged on the sidewall 11 of insulating body lengthwise both sides, and runs through from inside to outside insulating body on the Width perpendicular to longitudinally (being Y-direction); Described heat radiation through hole 103 also can become multiple inhomogeneous insulating body 1 lengthwise both sides that are arranged in dispersedly, or heat radiation through hole 103 extend continuously, all can realize heat radiation.Described insulating body is provided with the recess 111 of stepping down that sets to the concave, is positioned at heat radiation through hole below with respect to sidewall, this heat radiation through hole 103 is connected with the recess 111 of stepping down, thereby heat radiation through hole 103 runs through sidewall towards oblique below, make the discharge direction of thermal current F towards the printed circuit board (PCB) 500 of oblique below, can prevent that the thermal current F broad ways of discharging from directly spraying on the parts such as the temperature-sensitive element of bayonet connector 100 peripheries, affects the electrical performance of printed circuit board (PCB).Described sidewall 11 is formed with through-hole wall 104 in adjacent two heat radiations between through holes 103, and sidewall is provided with and tilts to be connected in the inclined wall 112 of stepping down between recess and through-hole wall 104, and it is more accurate that this inclined wall 112 is conducive to the thermal current F flow direction of each heat radiation through hole 103.The width of described heat radiation through hole 103 is increasing from inside to outside, and heat radiation is very fast, is conducive to further improving heat radiation efficiency.
As can be seen here, the utility model bayonet connector is by the dispel the heat setting of through hole 103 of insulating body, the heat that can make bayonet connector 100 and gather is around derived in time, prevent that bayonet connector from burning because of heat concentrations, the sidewall 11 of insulating body also can prevent that the heat distributing is transmitted on peripheral element.
In sum, these are only preferred embodiment of the present utility model, should not limit scope of the present utility model with this, be that every simple equivalence of doing according to the utility model claims and utility model description changes and modifies, all should still belong in the scope that the utility model patent contains.
Claims (7)
1. a bayonet connector, in order to the electronic cards of pegging graft, this bayonet connector comprise lengthwise insulating body, be immobilizated in the some conducting terminals in insulating body and be articulated at least latch of one end of insulating body, described insulating body is formed with central slot for accommodating electronic cards, be positioned at the sidewall of central slot both sides, be located at the several terminals accepting groove that is connected on sidewall and with central slot and accommodates above-mentioned conducting terminal;
It is characterized in that: the sidewall below of described insulating body forms the heat radiation through hole being connected with terminal containing slot.
2. bayonet connector as claimed in claim 1, it is characterized in that: described insulating body is provided with the recess of stepping down that sets to the concave, is positioned at heat radiation through hole below with respect to sidewall, this heat radiation through hole is connected with the recess of stepping down, thereby heat radiation through hole runs through sidewall under oblique.
3. bayonet connector as claimed in claim 2, is characterized in that: described sidewall is formed with through-hole wall in adjacent two heat radiations between through holes, and sidewall is provided with and tilts to be connected in the inclined wall of stepping down between recess and through-hole wall.
4. bayonet connector as claimed in claim 2 or claim 3, is characterized in that: described heat radiation through hole is arranged in insulating body lengthwise both sides dispersedly.
5. bayonet connector as claimed in claim 2 or claim 3, is characterized in that: the inhomogeneous insulating body lengthwise both sides that are arranged in dispersedly of described heat radiation through hole.
6. bayonet connector as claimed in claim 2 or claim 3, is characterized in that: described heat radiation through hole is arranged in insulating body lengthwise both sides continuously.
7. bayonet connector as claimed in claim 3, is characterized in that: the width of described heat radiation through hole is increasing from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136619.0U CN203850474U (en) | 2014-03-25 | 2014-03-25 | Card edge connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136619.0U CN203850474U (en) | 2014-03-25 | 2014-03-25 | Card edge connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203850474U true CN203850474U (en) | 2014-09-24 |
Family
ID=51563448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420136619.0U Expired - Fee Related CN203850474U (en) | 2014-03-25 | 2014-03-25 | Card edge connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203850474U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086380A (en) * | 2017-03-31 | 2017-08-22 | 合肥民众亿兴软件开发有限公司 | A kind of internal memory Antisliding socket device |
| CN110061376A (en) * | 2019-04-24 | 2019-07-26 | 富士康(昆山)电脑接插件有限公司 | Bayonet connector |
-
2014
- 2014-03-25 CN CN201420136619.0U patent/CN203850474U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107086380A (en) * | 2017-03-31 | 2017-08-22 | 合肥民众亿兴软件开发有限公司 | A kind of internal memory Antisliding socket device |
| CN110061376A (en) * | 2019-04-24 | 2019-07-26 | 富士康(昆山)电脑接插件有限公司 | Bayonet connector |
| CN110061376B (en) * | 2019-04-24 | 2024-02-23 | 富士康(昆山)电脑接插件有限公司 | Card edge connector |
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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: 20140924 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |