CN2357415Y - Improved structure connector - Google Patents
Improved structure connector Download PDFInfo
- Publication number
- CN2357415Y CN2357415Y CN98241603U CN98241603U CN2357415Y CN 2357415 Y CN2357415 Y CN 2357415Y CN 98241603 U CN98241603 U CN 98241603U CN 98241603 U CN98241603 U CN 98241603U CN 2357415 Y CN2357415 Y CN 2357415Y
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- insulator
- circuit board
- metal needle
- metal
- structure improved
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- Multi-Conductor Connections (AREA)
Abstract
The utility model relates to a structure improved connector, which is composed of an insulator and is provided with a small metal ball connected with one ends of metal needles in a melting way; the metal needles are fixed on the insulator and arranged in a parallel shape or a matrix shape; a groove is arranged under the insulator for containing the metal ball after connected in a melting way; both sides of the insulator are provided with inserting holes; when the connected is combined with a circuit board, a plurality of inverted thorn-shaped fixing needles penetrate through inserting holes at both sides of the insulator and are combined with a positioning hole of the circuit board; a fine interval is kept between the insulator and the circuit board so as to reduce the tension force to the tangent plane of the metal ball, prevent the connecting surface from breaking, and extend the service lift of the connector; the metal ball is connected to a welding pad corresponding to the circuit board in a melting way after heated, simple connection is accomplished, and the connector is firmly fixed on the circuit board and can not fall off.
Description
The utility model relates to a kind of line connector of electricity field essential electronic element, particularly relate to a kind of default metal stitch location hole on circuit board that do not need, and can dwindle spread length between metal needle and the metal needle, can reach high density and connect effect, and can be specially adapted to the structure improved connector of surface mount technology fabrication schedule.
The flourish of current electronic industry makes rapid progress, even luxuriant be one mighty torrent, driven developing rapidly of whole IT industry, people's quality of the life is improved day by day, computer peripheral device, the also hommization day by day of structural design of domestic electric appliances product etc., control the non-difficult matter of a certain equipment from far-end, for example matronage's grill pan that can go to control family by the telecommunication networking in company is cooked, start air conditioner running or the like, and this citation interface each other, the connector that promptly needs widely relying on various different structure kenels is finished, because these equipment, products etc. all are individualisms, be not one-body molded, link simply and dismantle for reaching, must serve as between the two mediator by the cable connector.
The general electronic linker of being sold on the market, all be that the direct plant of an end of metal needle is gone in the default jack of circuit board in use, and after penetrating this circuit board, its needle point slightly protrudes in the bottom surface of circuit board, the soldering of passing through wave (WAVE SOLDER) then forms, yet if this kind frame mode is just considerably inconvenient when being applied to the processing procedure of SMT (SURFACE MOUNT TECHNOLOGY surface mount technology); During making, circuit board must be welded on connector on the plate of circuit board with the wave welding manner earlier through the program of twice processing, and the handling procedure with SMT welds other integrated circuit (IC) again, it is time-consuming that frame mode like this considerably consumes power, and do not meet economic benefit.
A kind of processing procedure mode in addition, be to use the tin sheet of preforming (PREFORM), also be about to the below that the tin sheet places the connector metal needle, be sheathed on the end of metal needle, through promptly being connected after the heating with circuit board, yet this kind processing procedure is when actual job, the tin sector-meeting produces the situation that drops, and before equipment, circuit board still need bore a lot of corresponding holes, and connector itself also must pass these holes and just connected, and therefore causes production cost too high, and acceptance rate is on the low side, and this is the disadvantage of its existence.
See also shown in Figure 1, be the combining structure schematic diagram of existing connector and circuit board, the connector that it is used for a kind of wire jumper is earlier metal needle 11 to be arranged in an equidistant straight line or parallel wire, again in injection molding mode, and be made for an easy connector; This kind connector is made of insulator 10, makes that two ends of this metal needle 11 are separated by insulator 10, and its upper end can be according to user's needs, and give wire jumper; And its lower end is to be inserted in the default jack 21 of circuit board 20, if the connector of ten stitch, then must be provided with position, corresponding ten holes on its circuit board 20, i.e. ten jacks 21, after making the lower end of metal needle 11 penetrate this circuit board 20, by the welding of scolding tin or with the processing procedure welding of crossing the tin stove on the contact of circuit board 20, the shortcoming that this kind frame mode exists is as follows:
1, a corresponding hole must be arranged is jack 21 to each root metal needle 11, and in order to bore these very accurately contrapositions of jack 21, a bit deviation can not be arranged, otherwise can't produce smoothly, and time and effort consuming, cost also will improve, and be very uneconomical.
2, above-mentioned each jack 21 all is necessary for conductive hole, make the upper and lower layer circuit can conducting, not only increase production cost, and limited the density of arranging between metal needle 11 and metal needle 11 pins, take the limited space of circuit board, caused the volume of circuit board to dwindle.
If 3 under the situation of the production automation, every metal needle 11 must have accurate jack position, and this is difficult to reach the requirement of high acceptance rate in the design of equipment.
So work pattern and structure for the modernized factory of stressing production efficiency, quality raising, one are hit greatly beyond doubt, and have been hindered the development of producing.
Because the defective that above-mentioned existing electronic linker exists, the design people is based on the abundant for many years practical experience and the professional knowledge thereof of using and making the electronic linker Related product, actively studied innovation, a kind ofly can fix this connector in the hope of obtaining, it is unlikelyly come off arbitrarily, and can cooperate up-to-date surface mount mounting technology, but need not be drilled with the structure of numerous jacks, through constantly making great efforts research, design, and after studying sample and improvement repeatedly, create the utility model finally.
Main purpose of the present utility model is, overcome the defective that existing electronic linker exists, and provide a kind of structure improved connector, make it be provided with the insulator of casting, be provided with linear array or rectangular tiny pin hole thereon, plant in this tiny pin hole with metal needle again, and utilize the end of accurate small metal ball welding at metal needle, and the below of this insulator is provided with a groove, Metal Ball after just can ccontaining this welding, and the end of metal needle slightly stretches out the height of this insulator, make between this insulator and circuit board to keep being provided with a fixing gap, when structure can lower thermal expansion whereby to the tangent plane tension force of Metal Ball; When this connector was arranged at the top of circuit board, the Metal Ball point of its below was opposite on the corresponding welded gasket just, through after the heat treated, promptly finished easy binding, did not need jack is set on circuit board, and made fabrication schedule easy and rapid.
Another purpose of the present utility model is, a kind of structure improved connector is provided, make it be provided with jack at the both sides of insulator appropriate location, when connector desire with circuit board group fashionable, can borrow and be provided with the locking pin that complex root has reversed acanthoid, penetrate the jack of these insulator both sides, and combine with the location hole of circuit board reservation; Maybe this locking pin is set directly on the insulator, when it combines with the location hole of circuit board, this connector firmly and correctly is fixed on the circuit board, and unlikely coming off.
The purpose of this utility model is realized by following technical scheme.According to a kind of structure improved connector that the utility model proposes, comprise metal needle, insulator, circuit board, it is characterized in that: it is made of an insulator, and is provided with the end of accurate small metal ball welding at this metal needle, and this metal needle is to be fixed on the insulator of casting; This insulator, its below be provided with a groove, the Metal Ball after this welding just can ccontainingly be set in this groove; Metal Ball on this connector metal needle, after heat treated, i.e. welding forms the structure of simple and easy binding on the corresponding welded gasket of circuit board, so promptly finish easy binding.
The purpose of this utility model can also further realize by following technical measures.
Aforesaid structure improved connector, wherein said metal needle is for being arranged in a straight line shape, flat shape or rectangular.
Aforesaid structure improved connector, wherein said insulator both sides appropriate location is provided with jack, and is fashionable with circuit board group when the connector desire, can borrow and be provided with the complex root locking pin, penetrate the jack of these insulator both sides, combine and reserve the location hole that is provided with circuit board.
Aforesaid structure improved connector, wherein said locking pin are to be the hangnail shape.
Aforesaid structure improved connector, wherein said locking pin are the structure that is shaped to one with this insulator.
Aforesaid structure improved connector, wherein said insulator is stepped for being designed to, and combines with the metal needle of being arranged to the right-angle type structure.
Aforesaid structure improved connector, its end of wherein said metal needle is for slightly stretching out the height of this insulator, and resist on corresponding metal welding connection pad, keep between this insulator and circuit board being provided with a fixed interval (FI), in the time of can lowering thermal expansion whereby to the tangent plane tension force of Metal Ball.
Aforesaid structure improved connector, wherein said Metal Ball is for surrounding welding around the metal needle end.
Aforesaid structure improved connector, its end of wherein said metal needle are taper or pointed shape.
Aforesaid structure improved connector, wherein said Metal Ball is for surrounding welding around the metal needle end.
The utility model compared with prior art has tangible advantage and good effect.By above technical scheme as can be known, the utility model is made of an insulator, and for example the welding of tin ball is at an end of metal needle to utilize accurate small metal ball, and this metal needle is to be fixed on the insulator of casting, and is arranged in flat shape or rectangular; The both sides appropriate location of this insulator is provided with jack, when connector desire with circuit board group fashionable, but the borrow root has the locking pin of reversed acanthoid, the jack of penetration insulator both sides, and combine with location hole that circuit board reserve to be provided with, and make and keep between insulator and circuit board being provided with a fine clearance, can lower when thermal expansion tangent plane tension force whereby to Metal Ball, reduce the possibility that joint face breaks, and prolong the life-span of connector; And the Metal Ball on this connector metal needle via heat treated after, i.e. welding so can be finished easy binding fast on the corresponding welded gasket of circuit board, simultaneously this connector firmly is fixed on the circuit board, and unlikely coming off.
In sum, when the utility model can lower thermal expansion to the tangent plane tension force of Metal Ball, can finish easy binding fast, do not need default metal stitch location jack on circuit board, and can dwindle spread length between metal needle and the metal needle, can reach the effect that high density connects, be specially adapted to the fabrication schedule of surface mount technology, and can make fabrication schedule easy and rapid; When it combines with the location hole of circuit board in addition, this connector firmly and correctly is fixed on the circuit board, and unlikely coming off.No matter it structurally or bigger improvement is all arranged on the function, and have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thereby be suitable for practicality more, really is a new and innovative, progressive, practical new design.
Concrete structure of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Fig. 1 is the combining structure schematic diagram of existing connector and circuit board.
Fig. 2 is an exploded perspective view of the present utility model.
Fig. 3 is a combining structure stereogram of the present utility model.
Fig. 4 is the integrated structure cutaway view of insulator of the present utility model and locking pin.
Fig. 5 is that the utility model connector is fastened in the structure cutaway view in the jack.
Fig. 6 is the structural upright schematic diagram of another embodiment of the utility model.
Below in conjunction with accompanying drawing and preferred embodiment, to according to its concrete structure of structure improved connector, feature and the effect thereof that the utility model proposes, describe in detail as after.
See also Fig. 2, and please in conjunction with consulting Fig. 3, Fig. 4 and shown in Figure 5, the structure improved connector of the utility model, be exploded perspective view of the present utility model as shown in Figure 2, its be similarly as shown in Figure 1 existing connector and the combining structure of circuit board, it is to arrange the parallel arranged setting with the metal needle 11 equidistant columns that divide, and be provided with ten metal needles 11 every row, be made for one in injection molding mode again, or earlier insulator 40 is given injection moulding, be provided with simultaneously ranks or rectangular tiny pin hole thereon, again metal needle 11 plants are gone in this tiny pin hole, this tiny pin hole only passes through for a ccontaining metal needle 11, in the time of can preventing weld metal ball 50, with welding material for example scolding tin etc. suck in the insulator 40, so that can not form sphere, so can keep the tin amount at certain tip, and make the tin amount of every metal needle 1 identical, when using, can reach the effect of height acceptance rate;
And structure difference of the present utility model is, the below of this insulator 40 is provided with a groove 42, the Metal Ball 50 of this groove 42 after just can ccontaining welding, and the end of this metal needle 11 slightly stretches out the height of insulator 40, make 20 maintenances of insulator 40 and circuit board be provided with a gap, structure can lower when heating tangent plane tension force to Metal Ball 50 whereby;
This insulator 40, its both sides appropriate location is provided with jack 41, and the lower end of metal needle 11 is to be welded together with accurate small metal ball 50, and the shape that is arranged in a straight line, parallel shape or rectangular;
This metal needle 11, its end is tapered or pointed shape, and protrude in the bottom recesses 42 of insulator 40, and the volume that has replaced part metals ball 50, stress in order to 20 of reinforcement metal ball 50 and circuit boards, the end of this metal needle 11 just installs on the welded gasket 23 of circuit board 20 (as shown in Figure 5) simultaneously, can increase the electrical conductivity of connector, also makes 20 of insulator 40 and circuit boards keep certain fine distance;
This Metal Ball 50, its weld portion just attached to the end tapered of metal needle 11 or pointed around, under the environment of rising-heat contracting-cold, weld interface can remain on certain degree of safety, increases the life-span of using.
When the utility model connector is desired with circuit board 20 combinations, can borrow and be provided with the locking pin 60 that complex root has reversed acanthoid, the jack 41 of penetration insulator 40 both sides, and combine with the location hole 22 of circuit board 20 reservations, the aperture of this location hole 22 is the external diameter that is slightly less than locking pin 60, and when locking pin 60 was inserted this location hole 22 by pressure, its tail end had the outer rim of reversed acanthoid, just be equipped in the bottom of this circuit board 20, and be and fit tightly shape.
This locking pin 60, can be metal material or have heat-resisting hard plastic cement material and constitute, also can be directly and insulator 40 be shaped to one (as shown in Figure 4), to save production cost, has the effect that helps to add strong fix simultaneously, when using, can strengthen the bed knife that connector and circuit board 20 are asked, lower pressure to weld.
See also Fig. 3, shown in Figure 5, Metal Ball 50 on the metal needle 11 of connector, after heat treated, be that welding is on circuit board 20 corresponding welded gaskets 23 (as shown in Figure 5), so promptly finish easy binding, simultaneously this connector firmly is fixed on the circuit board 20, and unlikely coming off form combining structure as shown in Figure 3.
See also shown in Figure 5, it is the structure cutaway view that the utility model connector is fastened in circuit board, when connector is desired with circuit board 20 combinations, the locking pin 60 that can have reversed acanthoid by set complex root, the jack 41 of penetration insulator 40 both sides, and combine with the location hole 22 reserved on the circuit board 20, the aperture of this location hole 22 is the external diameter that is slightly less than locking pin 60, when locking pin 60 is inserted location hole 22 by pressure, its tail end has the outer rim of reversed acanthoid, just clip is in the bottom of circuit board 20, and is and fits tightly; This moment, the end of metal needle 11 installed just on the welded gasket 23 of circuit board 20, can increase the electrical conductivity of connector, also made 20 maintenances of insulator 40 and circuit board be provided with certain fixed range.And the welding of this Metal Ball 50 just attached to metal needle 11 end tapered or pointed around, under the environment of rising-heat contracting-cold, weld interface can remain on certain degree of safety, and can increase the life-span of use; And the Metal Ball 50 on the connector metal needle 11 is via after the heat treated, i.e. welding is on circuit board 20 corresponding welded gaskets 23; So structural design can be removed a metal needle 11 and must be provided with a corresponding awkward situation that is drilled with pin position, hole on circuit board 20, and overcoming pad, to eat the tin amount uneven and cause the defective of cold welding phenomenon, also can increase its electrical conductivity; Can exempt simultaneously the welding procedure of wave (WAVE SOLDER), save and produce man-hour and cost, only need during use this connector plugged that positioning instant can on the circuit board 20, through behind " heat treatment again " (REFLOW SOLDER), can replace existing high density electronic linker, and form the electronic linker of a new structure.
See also shown in Figure 6, be another embodiment of the present utility model, it is a kind of connector with 90 degree bent angles, it is insulator 40 to be designed to stepped, with the fixing metal needle 11 of right-angle type of this stepped portion, alleviates the pressure (STRESS) that the tin ball is born simultaneously, and the stress of increase metal needle 11, the spread geometry of this metal needle 11 can be arranged as parallel shape or rectangular according to actual needs, to meet the instructions for use of any occasion.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (10)
1, a kind of structure improved connector comprises metal needle, insulator, circuit board, it is characterized in that:
It is made of an insulator, and is provided with the end of accurate small metal ball welding at this metal needle, and this metal needle is to be fixed on the insulator of casting;
This insulator, its below be provided with a groove, the Metal Ball after this welding just can ccontainingly be set in this groove;
Metal Ball on this connector metal needle, welding form the structure of simple and easy binding on the corresponding welded gasket of circuit board.
2, structure improved connector according to claim 1 is characterized in that described metal needle is for being arranged in a straight line shape, flat shape or rectangular.
3, structure improved connector according to claim 1 is characterized in that its both sides appropriate location of described insulator is provided with jack, and is provided with the complex root locking pin, penetrates the jack of these insulator both sides, combines and reserve the location hole that is provided with circuit board.
4, structure improved connector according to claim 3 is characterized in that described locking pin is to be reversed acanthoid.
5, structure improved connector according to claim 3 is characterized in that described locking pin is the structure that is shaped to one with this insulator.
6, structure improved connector according to claim 1 is characterized in that described insulator is stepped for being designed to, and combines with the metal needle of being arranged to the right-angle type structure.
7, structure improved connector according to claim 1 is characterized in that its end of described metal needle is slightly to stretch out the height of this insulator, and resists on corresponding metal welding connection pad, keeps being provided with a fixed interval (FI) between this insulator and circuit board.
8,, it is characterized in that described Metal Ball is for surrounding welding around the metal needle end according to the described structure improved connector of arbitrary claim in the claim 1 to 7.
9,, it is characterized in that its end of described metal needle is taper or pointed shape according to the described structure improved connector of arbitrary claim in the claim 1 to 7.
10, structure improved connector according to claim 9 is characterized in that described Metal Ball is for surrounding welding around the metal needle end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98241603U CN2357415Y (en) | 1998-10-16 | 1998-10-16 | Improved structure connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98241603U CN2357415Y (en) | 1998-10-16 | 1998-10-16 | Improved structure connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2357415Y true CN2357415Y (en) | 2000-01-05 |
Family
ID=33988327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98241603U Expired - Fee Related CN2357415Y (en) | 1998-10-16 | 1998-10-16 | Improved structure connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2357415Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370654C (en) * | 2003-04-15 | 2008-02-20 | 日本压着端子制造株式会社 | Connector and connection mechanism for electric component and substrate |
| CN100463588C (en) * | 2004-10-14 | 2009-02-18 | 番禺得意精密电子工业有限公司 | Fixing method used between components |
| CN101154782B (en) * | 2006-09-29 | 2010-09-08 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method thereof |
| CN104332734A (en) * | 2014-11-25 | 2015-02-04 | 上海航天科工电器研究院有限公司 | Parallel-welded printed circuit board connector |
| CN104703392A (en) * | 2014-10-29 | 2015-06-10 | 惠州大亚湾浦锐斯顿电子有限公司 | Design method for circuit board mounting holes |
| CN111659627A (en) * | 2017-01-11 | 2020-09-15 | 泰克元有限公司 | Pressure device for test sorting machine |
-
1998
- 1998-10-16 CN CN98241603U patent/CN2357415Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100370654C (en) * | 2003-04-15 | 2008-02-20 | 日本压着端子制造株式会社 | Connector and connection mechanism for electric component and substrate |
| CN100463588C (en) * | 2004-10-14 | 2009-02-18 | 番禺得意精密电子工业有限公司 | Fixing method used between components |
| CN101154782B (en) * | 2006-09-29 | 2010-09-08 | 富士康(昆山)电脑接插件有限公司 | Electric connector and manufacturing method thereof |
| CN104703392A (en) * | 2014-10-29 | 2015-06-10 | 惠州大亚湾浦锐斯顿电子有限公司 | Design method for circuit board mounting holes |
| CN104332734A (en) * | 2014-11-25 | 2015-02-04 | 上海航天科工电器研究院有限公司 | Parallel-welded printed circuit board connector |
| CN111659627A (en) * | 2017-01-11 | 2020-09-15 | 泰克元有限公司 | Pressure device for test sorting machine |
| CN111659627B (en) * | 2017-01-11 | 2022-05-03 | 泰克元有限公司 | Pressure device for test sorting machine |
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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 |