CN101150228A - Connector and its connection pin - Google Patents
Connector and its connection pin Download PDFInfo
- Publication number
- CN101150228A CN101150228A CNA2006101592100A CN200610159210A CN101150228A CN 101150228 A CN101150228 A CN 101150228A CN A2006101592100 A CNA2006101592100 A CN A2006101592100A CN 200610159210 A CN200610159210 A CN 200610159210A CN 101150228 A CN101150228 A CN 101150228A
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- CN
- China
- Prior art keywords
- connector
- elastic arm
- circuit board
- projection
- pin
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- 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.)
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- Coupling Device And Connection With Printed Circuit (AREA)
- Multi-Conductor Connections (AREA)
Abstract
This invention discloses a pin of a connector, which is plugged in a conduction hole of a CB to connect the connector and the CB electrically and includes at least one spring arm leaning against said conduction hole and blocked to the CB.
Description
Technical field
The present invention relates to a kind of connector and pin thereof, particularly relate to a kind of forced connector and pin thereof.
Background technology
Prior art mostly is welding production technology greatly at the pin of connector and the connected mode of circuit board.See also shown in Figure 1, the electric connection mode of an a kind of existing connector and a circuit board 11, this connector has a plurality of pins 12, this circuit board 11 is provided with a plurality of perforation 111, and the aperture of this perforation 111 is slightly larger than the external diameter of this pin 12, after this pin 12 passes this perforation 111, welds with scolder 13 (a for example scolding tin material) again, fill up this perforation 111 by this scolder 13, and this circuit board 11 is electrically connected with this pin 12.
The scolder that existing manufacture craft adopts is leaded mostly, and it can cause human body and environmental pollution, and under the situation of and harmful substance management and control surging with present environmental consciousness, scolder has been used lead-free solder instead.Yet, the manufacture craft temperature of lead-free solder is higher, and also need can be high temperature resistant with the working of plastics of its assembly, and needs corresponding welding equipment and match, add that welding production technology is also more consuming time, cause selection, equipment and time cost all to become white elephant at connector material.
Therefore, how to provide a kind of connector and pin thereof to make being electrically connected between connector and circuit board can omit welding production technology, and reduce and produce man-hour and equipment cost, become one of important topic.
Summary of the invention
Because above-mentioned problem, the object of the present invention is to provide a kind of connector and pin thereof by being pressed into no welding mode, make being electrically connected between connector and circuit board can omit welding production technology, and reduce production man-hour and equipment cost.
Edge is, for reaching above-mentioned purpose, the pin of a kind of connector of the present invention is inserted in a conductive hole of a circuit board, to be electrically connected this connector and this circuit board.This pin comprises at least one elastic arm, and this conductive hole of its butt also is fastened in this circuit board.
For reaching above-mentioned purpose, a kind of connector of the present invention is electrically connected with a circuit board, and this circuit board has a plurality of conductive holes.This connector comprises a plurality of pins, and these pins electrically connect with these conductive holes respectively, and each these pin has at least one elastic arm, and this this conductive hole of elastic arm butt also is fastened in this circuit board.
From the above, a kind of connector of the present invention and pin thereof, at least one elastic arm by this pin, and the end of this elastic arm or be adjacent to the clamping structure (for example fastener, projection or recess) of end, when this elastic arm is engaged with this conductive hole of this circuit board, make clamping structure can be fastened in this circuit board by this elastic arm strain, and this conductive hole of butt, finish being electrically connected between this connector and this circuit board.Compared with prior art, the clamping structure of pin of the present invention more can with this conductive hole respective outer side edges, it is more closely contacted, strengthen machinery and the steadiness that is electrically connected, the mode that is pressed into of the present invention is not only omitted welding production technology, more reduces and produces man-hour and equipment cost.
Description of drawings
Fig. 1 is a kind of pin of existing connector and the schematic diagram of circuit board welding;
Fig. 2 A is the stereogram according to the pin of a kind of connector of the present invention's first preferred embodiment;
Fig. 2 B is the front view of the pin of Fig. 2 A;
Fig. 2 C is the end view of the pin of Fig. 2 A;
Fig. 3 A is the schematic diagram before a kind of connector according to the present invention's first preferred embodiment engages with a circuit board;
Fig. 3 B is the connector of Fig. 3 A and cutaway view after circuit board engages;
Fig. 3 C is engaged in the amplification view of the conductive hole of circuit board for the pin of the connector of Fig. 3 B;
Fig. 4 is engaged in the amplification view of the conductive hole of another circuit board for the pin of a connector of the present invention's first preferred embodiment;
Fig. 5 A and Fig. 5 B are engaged in the schematic diagram of the conductive hole of a circuit board for the pin of a kind of connector of the present invention's second preferred embodiment; And
Fig. 6 A and Fig. 6 B are engaged in the schematic diagram of the conductive hole of another circuit board for the pin of the another kind of connector of the present invention's second preferred embodiment.
The component symbol explanation:
11,31,51 circuit boards, 111 perforation
12,21,41,41 ' pin, 13 scolders
2 connectors, 20 connector bodies
22,42,42 ' elastic arm, 221 fasteners
2211 inclined-planes, 2212 lead angles
222,422 projections 311,511,511 ' conductive hole
312,512 recess F active forces
Embodiment
Hereinafter with reference to correlative type, a kind of connector and pin thereof according to preferred embodiment of the present invention are described, wherein components identical will be illustrated with identical reference marks.
First preferred embodiment
See also shown in Fig. 2 A to Fig. 2 C, the pin 21 of a kind of connector of the present invention's first preferred embodiment comprises at least one elastic arm 22, and present embodiment is that example is illustrated with two elastic arms 22.This elastic arm 22 is to be made by conductive material, such as but not limited to copper and alloy thereof; Also can make the surface of this elastic arm 22 have conductive material, for example be formed at the surface of this elastic arm 22 by plating mode or coating method.In the present embodiment, these elastic arms 22 are symmetrically arranged two elastic arms, also can be to vary in size and two elastic arms of asymmetric setting; When three elastic arms 22 were set, these elastic arms 22 were for being symmetrical arranged or asymmetric setting.The end of each these elastic arm 22 or be adjacent to the end and have a fastener 221, it can be a trip, and has an inclined-plane 2211, this inclined-plane 2211 is such as but not limited to plane or curved surface, be noted that, this fastener 221 has a lead angle 2212 in its end, and makes this fastener 221 easier conductive holes that are pressed into circuit board.Each these elastic arm 22 has more at least one projection 222, conductive hole in order to the butt circuit board, this projection 222 is made with one-body molded with this elastic arm 22, that its shape is is wavy, the rule or the irregular setting of helical form, point-like or strip, and present embodiment is to be that example is illustrated with a plurality of projections 222.
See also shown in Fig. 3 A and Fig. 3 B, a kind of connector 2 of the present invention's first preferred embodiment is electrically connected with a circuit board 31.This circuit board 31 has a plurality of conductive holes 311, and the wall of each these conductive hole 311 has conductive material, is for example and without limitation to copper metal, copper alloy or Copper Foil, and this connector 2 comprises a connector body 20 and a plurality of pin 21.This pin 21 describes in detail in the foregoing description, so repeat no more.
Details are as follows with the forced connected mode of this circuit board 31 for these pins 21 of this connector 2: corresponding respectively these pins 21 of these conductive holes 311 are provided with, and these projections 222 that its wall can these elastic arms 22 of correspondence are provided with a plurality of recesses 312.When this pin 21 passes this conductive hole 311, by the short slot between these elastic arms 22, make these elastic arm 22 inside strains, this inclined-plane 2211 of this fastener 221 and this lead angle 2212 are assisted and are passed this conductive holes 311 simultaneously, these pins 21 are directly pressed downward in these conductive holes 311, and utilize the elastic recovery of these elastic arms 22, and make these fasteners 221 enter these conductive holes 311 and be fastened in the bottom surface of this circuit board 31, finish engaging of this connector 2 and this circuit board 31.
In the present embodiment, these projections 222 of this elastic arm 22, also can be a plurality of recesses, these recesses 312 of the wall of this conductive hole 311 are then for example with a plurality of projections of the corresponding formation of integrated mode, and be meshed with these recesses of this elastic arm 22, in order to finish engaging of this connector 2 and this circuit board 31.
See also shown in Fig. 3 C, it is the amplification view after joint is finished in the present invention's first preferred embodiment.This conductive hole 311 of this circuit board 31 and the way of contact of these projections 222 on the surface of these elastic arms 22 are these recesses 312 in the corresponding setting of wall of this conductive hole 311, electrically conducted so that these recesses 312 of this conductive hole 311 mesh to produce with these projections 222, improve this circuit board 31 and the machinery of this connector 2 and the steadiness that is electrically connected.
See also shown in Figure 4ly, it finishes amplification view after engaging for this connector of the present invention's first preferred embodiment and another kind of circuit board, and the formation of these pins 21 of this connector 2 and function are identical with above-mentioned preferred embodiment.Present embodiment and the foregoing description difference are: the wall of this conductive hole 311 of this circuit board 31 is because of the high conductive material that is ductile (for example copper metal), make these projections 222 on the surface of these elastic arms 22 be able to be pressed into strength with elastic recovery with the embedded wall that contacts this conductive hole 311 of this circuit board 31, this circuit board 31 is electrically connected with this connector 2 against these elastic arms 22.
In addition, when needs separate these pins 21 of this connector 2 with this circuit board 31, only need to apply a directed force F in these inclined-planes 2211 from these fasteners 221 with tool, can make these elastic arm 22 strains, and these pins 21 are withdrawed from these conductive holes 311, these pins 21 are separated with this circuit board 31.
Second preferred embodiment
See also shown in Fig. 5 A and Fig. 5 B, the pin 41 of a kind of connector of the present invention's second preferred embodiment and a circuit board 51 electrically connect, and this pin 41 comprises at least one elastic arm 42, and its surface has a plurality of projections 422; This circuit board 51 has a conductive hole 511 of corresponding this pin 41, and the same sidewall that this conductive hole 511 corresponds to these projections 422 of this pin 41 is provided with a plurality of recesses 512.When this pin 41 is pressed into this conductive hole 511,, make these elastic arm 42 inside strains in order to this conductive hole 511 of butt and reach being electrically connected of connector and this circuit board 51 by the short slot of this pin 41.Present embodiment and the foregoing description difference are: present embodiment only has an elastic arm and does not have the fastener design, this pin 41 is by these projections 422 on this elastic arm 42 and surface thereof and these conductive hole 511 corresponding these recess 512 engagements of this circuit board 51, this circuit board 51 is electrically connected with this connector, has the advantage of saving the scolding tin manufacture craft equally.
See also shown in Fig. 6 A and Fig. 6 B, the pin 41 of the another kind of connector of the present invention's second preferred embodiment ' be electrically connected with another circuit board 51, at least one elastic arm 42 of this pin 41 ' comprise '; This circuit board 51 have corresponding this pin 41 ' a conductive hole 511 '.The difference of present embodiment and the foregoing description is: this elastic arm 42 ' the surface do not have projection, when this pin 41 ' with this conductive hole 511 of this circuit board 51 ' when engaging, only by this elastic arm 42 ' be pressed into back with the strength of elastic recovery and this conductive hole 511 ' wall contact, can reach this circuit board 51 equally and be electrically connected with this connector.
In addition, when needs with this pin 41 ' when separating with this circuit board 51, only need with tool reverse force in this pin 41 ' or this elastic arm 42 ', can make this elastic arm 42 ' slightly distortion, and with this conductive hole 51 of this pin 41 ' withdraw from.
In sum, a kind of connector of the present invention and pin thereof pass through at least one elastic arm of this pin, And the end of this elastic arm or be adjacent to the clamping structure (for example fastener, projection or recess) of end, When this elastic arm is engaged with this conductive hole of this circuit board, make fixing by this elastic arm strain Structure can be fastened in this circuit board, and this conductive hole of butt, finishes between this connector and this circuit board Electrical connection. Compared with prior art, the clamping structure of pin of the present invention more can with this conductive hole Respective outer side edges makes its more close contact, strengthens machinery and the steadiness that is electrically connected, pressure of the present invention Enter mode and not only omit welding production technology, more reduce production hour and equipment cost.
The above only is illustrative, but not is restricted person. Any do not break away from spirit of the present invention with Category, and to its equivalent modifications of carrying out or change, all should be contained in the appended claim.
Claims (16)
1. a connector is electrically connected with a circuit board, and this circuit board has a plurality of conductive holes, and this connector comprises:
A plurality of pins are electrically connected with these conductive holes respectively, and each these pin has at least one elastic arm, this this conductive hole of elastic arm butt, and be fastened in this circuit board.
2. connector as claimed in claim 1, the wherein end of each these elastic arm or be adjacent to the end and have a clamping structure, a fastener or a trip.
3. connector as claimed in claim 2, wherein this fastener has an inclined-plane, and this inclined-plane is plane or curved surface.
4. connector as claimed in claim 2, wherein the end of this fastener has a lead angle.
5. connector as claimed in claim 2, wherein this clamping structure is an at least one projection or a recess, this projection or this this conductive hole of recess butt.
6. connector as claimed in claim 5, wherein this projection and this elastic arm is one-body molded makes.
7. connector as claimed in claim 5, wherein when the quantity of this projection when being a plurality of, these projections are rule or irregular setting.
8. connector as claimed in claim 5, wherein this projection is wavy, helical form, point-like or strip setting.
9. connector as claimed in claim 5, wherein this conductive hole is provided with an at least one recess or a projection corresponding to this projection or this recess of this clamping structure, and this projection is incorporated into this recess.
10. connector as claimed in claim 5, wherein this projection is embedded the contact with this conductive hole.
11. connector as claimed in claim 9, wherein this projection and this conductive hole is one-body molded makes.
12. connector as claimed in claim 1, wherein the wall of this conductive hole, this elastic arm or this elastic arm surface are to be made by conductive material, copper metal, copper alloy or Copper Foil.
13. connector as claimed in claim 12, wherein this conductive material is the surface that is formed at this elastic arm with plating mode or coating method.
14. connector as claimed in claim 1, wherein when the quantity of this elastic arm when being a plurality of, these elastic arms are symmetry or asymmetric setting.
15. connector as claimed in claim 14, wherein these elastic arms are symmetrically arranged two elastic arms, vary in size and three elastic arms of two elastic arms of asymmetric setting, symmetrically arranged three elastic arms or asymmetric setting.
16. connector as claimed in claim 1 or 2 wherein can apply an active force in this elastic arm or this clamping structure, makes this pin withdraw from this conductive hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101592100A CN101150228A (en) | 2006-09-22 | 2006-09-22 | Connector and its connection pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101592100A CN101150228A (en) | 2006-09-22 | 2006-09-22 | Connector and its connection pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101150228A true CN101150228A (en) | 2008-03-26 |
Family
ID=39250623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101592100A Pending CN101150228A (en) | 2006-09-22 | 2006-09-22 | Connector and its connection pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101150228A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104269675A (en) * | 2014-09-05 | 2015-01-07 | 江苏东升电子科技有限公司 | Connector female base |
| CN104425915A (en) * | 2013-08-30 | 2015-03-18 | 住友电装株式会社 | Mounting structure for board connector |
| CN107742787A (en) * | 2017-10-31 | 2018-02-27 | 业成科技（成都）有限公司 | The connection module of connecting electronic component and circuit board |
| WO2021046770A1 (en) * | 2019-09-11 | 2021-03-18 | 西门子股份公司 | Circuit board connection structure |
-
2006
- 2006-09-22 CN CNA2006101592100A patent/CN101150228A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104425915A (en) * | 2013-08-30 | 2015-03-18 | 住友电装株式会社 | Mounting structure for board connector |
| CN104425915B (en) * | 2013-08-30 | 2017-04-12 | 住友电装株式会社 | Mounting structure for board connector |
| CN104269675A (en) * | 2014-09-05 | 2015-01-07 | 江苏东升电子科技有限公司 | Connector female base |
| CN104269675B (en) * | 2014-09-05 | 2017-09-08 | 江苏东升电子科技有限公司 | A kind of connector female seat |
| CN107742787A (en) * | 2017-10-31 | 2018-02-27 | 业成科技（成都）有限公司 | The connection module of connecting electronic component and circuit board |
| WO2021046770A1 (en) * | 2019-09-11 | 2021-03-18 | 西门子股份公司 | Circuit board connection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |