CN201758204U - Power supply connector plug - Google Patents
Power supply connector plug Download PDFInfo
- Publication number
- CN201758204U CN201758204U CN 200920219668 CN200920219668U CN201758204U CN 201758204 U CN201758204 U CN 201758204U CN 200920219668 CN200920219668 CN 200920219668 CN 200920219668 U CN200920219668 U CN 200920219668U CN 201758204 U CN201758204 U CN 201758204U
- Authority
- CN
- China
- Prior art keywords
- contact
- plug
- power connector
- hangnail
- middle transition
- 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
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 230000007704 transition Effects 0.000 claims abstract description 21
- 206010058109 Hangnail Diseases 0.000 claims description 24
- 210000001503 joint Anatomy 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses a power supply connector plug including an insulation housing (5) and at least one conducting unit (6), each conducting unit (6) includes at least two contact terminals (2), each contact terminal (2) comprises a front contact area (20), a middle transition connection wall (21) and a tail end pin (22); the front contact area (20) includes three side walls (201) extending from the bottom part to the far end, the front ends of the side walls are formed into contact convex hulls (2010), the three contact convex hulls (2010) are enclosed into a front contact area together. The three contact terminals (2) of the conducting unit (6) are different in the extension length. Notches (55) are arranged in the insulation housing (5). Both sides of the middle transition connection wall (21) are provided with converse spines, the converse spine on each side is snapped into the notch (55) in the side. The insulation housing (5) is provided with a plurality of square holes. The power supply connector plug has the advantages of low cost, good heat dissipation performance, high reliability, being capable of transmitting heavy current and applying into the interconnection system of the printed board.
Description
Technical field
The utility model relates to a kind of plug of power connector that is used for current delivery, is specially adapted in the interconnection system between circuit board or motherboard and the daughter board.
Background technology
In the interconnection of electronic circuit, power connector is requisite components and parts in the power circuit interconnection system, and its quality will directly influence the performance of whole transmission circuit.The contact of relative transmission signals, the contact that is applied to the big electric current of transmission in the power connector need have higher requirement, it not only will have very low contact resistance, and be assembled in the insulator, good radiating condition is arranged, and then the heat that satisfies in the big current delivery process reduces and temperature rise control, reduces because big electric current produces higher temperature rise to the electronic circuit Effect on Performance.
In the process of designing power supply connector, how to increase contact contact area, area of dissipation in the power connector, the heat radiation of pedestal, draught capacity and the material cost that reduces become the key factor of power connector design success or not.
Therefore, we need a kind of cost cheap relatively and can satisfy the power connector of transmission performance, heat dispersion and demand such as highly reliable.
The utility model content
The purpose of this utility model is: a kind of plug of power connector is provided, and its novel structure, cost are cheap relatively, can transmit big electric current, be applicable in the printed board interconnection system; Its transmission performance is good, perfect heat-dissipating, reliability height.
The technical solution of the utility model is: a kind of plug of power connector, it comprises insulation shell and at least one conductive unit, each conductive unit comprises two or more contact terminals, and each contact terminal comprises front end contact zone, middle transition connecting wall and tail end pin; Described front end contact zone includes a plurality of from the sidewall of root to remote extension, and the convergence of sidewall front end forms the contact convex closure, and a plurality of contact convex closures surround the front end contact zone jointly.
Below such scheme is further explained:
Described front end contact zone includes three from the sidewall of root to remote extension, and the convergence of sidewall front end forms the contact convex closure, and three contact convex closures surround the front end contact zone jointly.
A plurality of contact terminal extension elongations of described conductive unit are inconsistent.
The inner cooperation on the cavity inner wall both sides of assembling contact terminal of described insulation shell is respectively arranged with the draw-in groove that is used for fixing contact terminal.
Described middle transition connecting wall both sides are respectively equipped with hangnail, and every side hangnail is connected in this side bayonet slot.
The same side hangnail of described middle transition connecting wall includes preceding hangnail, back hangnail, and described preceding hangnail is less, the back hangnail is bigger.
The front portion of described middle transition connecting wall is provided with positioning step.
Described middle transition connecting wall includes the flex area that realizes 90 degree direction conversions.
Described insulation shell is provided with a plurality of square holes; Described middle transition connecting wall is provided with the narrow groove that is used to increase the contact terminal area of dissipation and is convenient to terminal bending assembling, and narrow groove and square hole connect mutually.
The socket conductive unit that described plug conducting unit is cooperated includes a plurality of contact butt joint terminals, and each contact butt joint terminal includes front end in order to hold butt joint space, middle transition connecting wall and the tail end pin of contact terminal front end contact zone contact convex closure; Each described butt joint space is surrounded by three sidewalls.
The utility model has the advantages that:
1. plug of power connector of the present utility model, novel structure, cost are cheap relatively, can transmit big electric current, be applicable in the printed board interconnection system.
2. plug of power connector of the present utility model, the docking area contact point of its conductive unit is many, and contact area is big, and transmission performance is good, reliability is high, can transmit big electric current.
3. plug of power connector of the present utility model, the narrow groove on its contact terminal have increased area of dissipation and have been convenient to the terminal assembling; Contact terminal and insulation crust contact area are less, and the most of area of terminal is exposed in the air; Narrow groove on square hole on the insulation crust and the terminal connects mutually, has strengthened air flow property, can be with in the big current delivery process, and the heat of generation is taken away rapidly.The design of these unique textures makes the utility model perfect heat-dissipating, and reaches and make reliable contact of contact and purpose of connecting.
Description of drawings
The utility model will be further described below in conjunction with drawings and Examples, the identical identical parts of label representative, and for clear and explanation easily, accompanying drawing is not drawn in proportion, explains on the principle of the present utility model but lay stress on.The utility model is not limited to accompanying drawing shown various accurate arrangement and means:
Fig. 1 is the structural representation of the utility model preferred embodiment;
Fig. 2 is the structural representation of contact terminal of the present utility model;
Fig. 3 is the structural representation of the end of flake press-fit pin;
Fig. 4 is the structural representation of plug conducting of the present utility model unit;
Fig. 5 is the structure cross-sectional schematic of insulation crust of the present utility model;
Fig. 6 is the structure cross-sectional schematic after conductive unit of the present utility model is assembled into insulation shell;
Fig. 7 is the plan cross-section schematic diagram after conductive unit of the present utility model is assembled into insulation crust;
Fig. 8 is the structural representation of the reverse side after the utility model assembling puts in place;
Fig. 9 is the schematic diagram of the socket conductive unit that cooperated with plug conducting of the present utility model unit;
Figure 10 is plug conducting of the present utility model unit and the schematic diagram that docks of socket conductive unit;
Figure 11 is the schematic diagram of the termination butted part of Figure 10.
Wherein: 1 plug of power connector; 2 contact terminals; 20 front end contact zones; 201 sidewalls; 2010 contact convex closures; 21 middle transition connecting walls; 210 positioning steps; Hangnail before 211; 212 back hangnails; 213 flex area; 214 narrow grooves; 22 tail end pins; 221 flakes; 5 insulation shells; 51 square holes; 52 square holes; 53 square holes; 54 square holes; 55 narrow grooves; 6 conductive units; 7 socket conductive units; 71 butt joint spaces; 710 sidewalls.
Embodiment
Embodiment: as shown in Figure 1, a kind of plug of power connector, it comprises insulation shell 5 and three conductive units 6, it is identical that each conductive unit 6 comprises 2, three contact terminal structures of three contact terminals, only the length difference.These contact terminals 2 are fixed in the insulation shell 5, form plug integral body.
As shown in Figure 2, each contact terminal 2 comprises front end contact zone 20, middle transition connecting wall 21 and tail end pin 22.Wherein front end contact zone 20 is formed to the sidewall 201 of remote extension from root by three, and the convergence of sidewall front end forms 2010, three contacts of contact convex closure convex closure 2010 and surrounds a front end contact zone 20 jointly.Middle transition connecting wall 21 is provided with hangnail, positioning step 210, flex area 213 and narrow groove 214.Hangnail is located at middle transition connecting wall 21 both sides respectively, the same side hangnail comprises preceding hangnail 211, back hangnail 212, wherein preceding hangnail is 211 less, back hangnails 212 are bigger, and they and positioning step 210 mating reactions have guaranteed contact terminal 2 balances, have been fixed in the insulation shell 5 reliably.Flex area 213 realizes 90 degree direction conversions.Narrow groove 214 has increased the area of dissipation of contact terminal 2, helps contact terminal 2 bendings, assembling.Tail end pin 22 stretches out to far-end along middle transition connecting wall 21, and pin configuration can adopt welded type pin 22, also can adopt flake 221 press-fit pins.
Fig. 4 is conductive unit 6 structural representations of making according to preferred embodiment of the present utility model.Conductive unit 6 is made up of three contact terminals 2, and they just form perpendicular array structure shown in Fig. 4 after being fixed in insulation shell 5.Conductive unit 6 comprises nine contact convex closures 2010, has bigger contact area.
As Fig. 5, shown in Figure 6, the square hole 51,52,53,54 that insulation crust 5 is provided with a plurality of horizontal strokes, vertically distributes, they have strengthened insulation crust 5 inner airs circulation ability, have improved the forming parts manufacturability.In addition, also be provided with the draw-in groove 55 that is used for fixing contact terminal 2 on the insulation crust 5.When each contact terminal 2 when the rear side forward end of insulation crust 5 is packed into, the hangnail 211,212 on it just in time is stuck in the draw-in groove 55, adds the spacing of positioning step 210, and each contact terminal 2 well is fixed in the insulation shell 5.
As Fig. 7, shown in Figure 8, after contact terminal 2 is fixed in insulation crust 5, its front end contact zone 20 extension elongation differences (can carry out the adjustment of contact terminal 2 extension elongations) according to specific requirement, reduce contact engaging and separating force when helping the power connector butt joint like this, also can make terminal making current successively simultaneously, control conducting order.After contact terminal 2 is fixed in insulation crust 5, itself and insulation crust 5 contacts area are less, contact terminal 2 most surfaces are long-pending to be exposed in the air, help the terminal surfaces heat radiation like this, the elongated narrow groove 214 of adding on vertical on the insulation crust 5, horizontal square hole 51,52,53,54 and the contact terminal 2 connects mutually, increased the flowability of air, made the final products heat dispersion reach good effect.
Fig. 9 is the structural representation of the socket conductive unit 7 that cooperated with the utility model plug conducting unit 6, socket conductive unit 7 and plug conducting unit 6 structural similarities, butt end difference only, the front end butt end of socket conductive unit 7 is to be combined to form a butt joint space 71 by three sidewalls 710, and butt joint space 71 is used to hold the front end contact zone 20 on the plug terminal 2.Each socket conductive unit 7 comprises three butt joint spaces 71, is respectively applied for nine contact convex closures 2010 that hold on three front end contact zones 20.
As Figure 10, shown in Figure 11, contact convex closure 2010 closely contacts with sidewall 710, forms three contact points in contact area, and then a row conductive unit forms nine contact points, three contact areas, reaches the increase contact area, improves the purpose of current capacity.
Should be pointed out that for the utility model also to have the embodiment of multiple conversion and remodeling, be not limited to above-mentioned specific embodiment through proving absolutely.The foregoing description is as just explanation of the present utility model, rather than to restriction of the present utility model.In a word, protection range of the present utility model should comprise those conspicuous to those skilled in the art conversion or substitute and remodeling.
Claims (10)
1. plug of power connector, it is characterized in that: it comprises insulation shell (5) and at least one conductive unit (6), each conductive unit (6) comprises two or more contact terminals (2), and each contact terminal (2) comprises front end contact zone (20), middle transition connecting wall (21) and tail end pin (22); Described front end contact zone (20) includes a plurality of from the sidewall (201) of root to remote extension, and the convergence of sidewall (201) front end forms contact convex closure (2010), and a plurality of contact convex closures (2010) surround the front end contact zone jointly.
2. plug of power connector according to claim 1, it is characterized in that: described front end contact zone (20) includes three from the sidewall (201) of root to remote extension, the convergence of sidewall (201) front end forms contact convex closure (2010), and three contact convex closures (2010) surround the front end contact zone jointly.
3. plug of power connector according to claim 1 and 2 is characterized in that: a plurality of contact terminals (2) extension elongation of described conductive unit (6) is inconsistent.
4. plug of power connector according to claim 1 is characterized in that: the inner cooperation on the cavity inner wall both sides of assembling contact terminal (2) of described insulation shell (5) is respectively arranged with the draw-in groove (55) that is used for fixing contact terminal (2).
5. plug of power connector according to claim 4 is characterized in that: described middle transition connecting wall (21) both sides are respectively equipped with hangnail, and every side hangnail is connected in the draw-in groove (55) of this side.
6. plug of power connector according to claim 5 is characterized in that: the same side hangnail of described middle transition connecting wall (21) includes preceding hangnail (211), back hangnail (212), and described preceding hangnail (211) is less, and back hangnail (212) is bigger.
7. plug of power connector according to claim 1 is characterized in that: the front portion of described middle transition connecting wall (21) is provided with positioning step (210).
8. plug of power connector according to claim 1 is characterized in that: described middle transition connecting wall (21) includes the flex area (213) that realizes 90 degree direction conversions.
9. plug of power connector according to claim 1 is characterized in that: described insulation shell (5) is provided with a plurality of square holes; Described middle transition connecting wall (21) is provided with the narrow groove (214) that is used to increase contact terminal (2) area of dissipation and is convenient to terminal bending assembling, and narrow groove (214) connects mutually with square hole.
10. plug of power connector according to claim 1, it is characterized in that: the socket conductive unit (7) that described plug conducting unit (6) is cooperated includes a plurality of contact butt joint terminals, and each contact butt joint terminal includes front end in order to hold butt joint space (71), middle transition connecting wall and the tail end pin of contact terminal (2) front end contact zone (20) contact convex closure (2010); Each described butt joint space (71) is surrounded by three sidewalls (710).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920219668 CN201758204U (en) | 2009-10-30 | 2009-10-30 | Power supply connector plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920219668 CN201758204U (en) | 2009-10-30 | 2009-10-30 | Power supply connector plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201758204U true CN201758204U (en) | 2011-03-09 |
Family
ID=43645493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920219668 Expired - Fee Related CN201758204U (en) | 2009-10-30 | 2009-10-30 | Power supply connector plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201758204U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485533A (en) * | 2014-12-29 | 2015-04-01 | 苏州华旃航天电器有限公司 | Socket of power connector |
| CN106785580A (en) * | 2016-12-20 | 2017-05-31 | 江西江特电动车有限公司 | A kind of electric motor car high current electric coupling device |
| CN107134683A (en) * | 2016-02-26 | 2017-09-05 | 泰科电子(上海)有限公司 | Power connector |
-
2009
- 2009-10-30 CN CN 200920219668 patent/CN201758204U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104485533A (en) * | 2014-12-29 | 2015-04-01 | 苏州华旃航天电器有限公司 | Socket of power connector |
| CN107134683A (en) * | 2016-02-26 | 2017-09-05 | 泰科电子(上海)有限公司 | Power connector |
| CN107134683B (en) * | 2016-02-26 | 2019-08-16 | 泰科电子(上海)有限公司 | Power connector |
| CN106785580A (en) * | 2016-12-20 | 2017-05-31 | 江西江特电动车有限公司 | A kind of electric motor car high current electric coupling device |
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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: 20110309 Termination date: 20111030 |