CN201312000Y - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN201312000Y CN201312000Y CNU2008202033669U CN200820203366U CN201312000Y CN 201312000 Y CN201312000 Y CN 201312000Y CN U2008202033669 U CNU2008202033669 U CN U2008202033669U CN 200820203366 U CN200820203366 U CN 200820203366U CN 201312000 Y CN201312000 Y CN 201312000Y
- Authority
- CN
- China
- Prior art keywords
- tin ball
- electric connector
- accepting groove
- hook
- stopping device
- 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 - Lifetime
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- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The utility model discloses an electrical connector which comprises an insulating main body, a conductive terminal, and a stannum ball, wherein an accommodating groove extends from the top to the bottom of the insulating main body and a retaining wall is arranged on at least one side of the accommodating groove; the conductive terminal is accommodated inside the accommodating groove and a clamping hole is formed on the conductive terminal; and the stannum ball is accommodated inside the accommodating groove and clamped by the retaining wall and the clamping hole, and the stannum ball has a sliding travel in the accommodating groove. The minimum distance from the stopper of the electrical connector to the stannum ball is less than that from the upper margin of the clamping hole to the stannum ball, namely, a clearance is defined between the upper margin of the clamping hole and the stannum ball, that is, the stannum ball is out of contact with the upper margin of the clamping hole without the interaction therebetween, so that the stannum ball is not clamped by the upper margin of the clamping hole, thereby ensuring good welding effect.
Description
[technical field]
The utility model relates to a kind of electric connector, relates in particular to the movable electric connector of a kind of tin ball.
[background technology]
As Fig. 1, generally existing electric connector comprises an insulating body 1 ', at least one conducting terminal 2 ' and at least one tin ball 3 '.
This insulating body 1 ' runs through and is provided with a terminal containing slot 11 ', this terminal containing slot 11 ' its end is provided with a tin ball accommodation chamber 12 ', this conducting terminal 2 ' is inserted in this terminal containing slot 11 ', the upper end of this conducting terminal 2 ' and bottom form a contact site (not shown) and a weld part 21 ' respectively, this contact site (not shown) is with elastic construction, is pressing and electrically is contacted with on the contact of an electronic building brick (not shown); This weld part 21 ' then is positioned at the opposite side of this tin ball accommodation chamber 12 ', and is provided with one and grasps hole 22 ', and ccontaining this of the part of this tin ball 3 ' grasps hole 22 ' and movably be contained in this tin ball accommodation chamber 12 '.
This electric connector design defect is: when this electric connector in transportation, because this tin ball 3 ' is movable in this tin ball accommodation chamber 12 ', might make this tin ball 3 ' be grasped hole 22 ' upper limb 211 ' (212 ') holds, and hold this tin ball 3 ' in case grasp hole 22 ', cause this tin ball 3 ' to be stuck and can't to move, when this tin ball 3 ' is welded on this circuit board 4 ', this tin ball 3 ' can't be automatically to putting down in this circuit board 4 ', just might cause rosin joint or empty weldering, cause this electric connector cisco unity malfunction.
Therefore, we are necessary this electric connector is improved to solve above-mentioned defective of the prior art.
[utility model content]
The purpose of this utility model is to provide a kind of tin ball and hook avoided to hold the electric connector that the hole upper limb contacts.
The utility model electric connector comprises: an insulating body, and this insulating body is provided with an accepting groove from top to bottom, and at least one side of this accepting groove forms a barricade; At least one conducting terminal, it is contained in this accepting groove, and this conducting terminal is provided with a hook and holds the hole, and at least one tin ball, and it is located in this accepting groove, and this barricade and this hook are held this tin ball of hole clamping, and this tin ball has the stroke of sliding at this accepting groove; Wherein this electric connector has a stopping device, is positioned at this tin ball top, and in vertical direction, this stopping device is held the beeline of hole upper limb to this tin ball to the beeline of this tin ball less than this hook.
The utility model electric connector comprises: an insulating body, and this insulating body is provided with an accepting groove from top to bottom, and at least one side of this accepting groove connects a barricade; At least one conducting terminal, it is contained in this accepting groove, and this conducting terminal is provided with a hook and holds the hole, and at least one tin ball, and it is located in this accepting groove, and this barricade and this hook are held this tin ball of hole clamping, and this tin ball has the stroke of sliding at this accepting groove; Wherein this electric connector has a stopping device, is positioned at this tin ball top, and this stopping device, this tin ball, this hook are held the hole and had a position relation of conflicting this stopping device when making the tin ball up.
The utility model electric connector comprises: an insulating body, this insulating body is provided with an accepting groove from top to bottom, at least one conducting terminal, it is contained in this accepting groove, this conducting terminal is provided with a hook and holds the hole, and at least one tin ball, and it is located in this accepting groove, this barricade and this hook are held this tin ball of hole clamping, and this tin ball has the stroke of sliding at this accepting groove; Wherein this electric connector has one and makes this hook hold this stopping device that remains a gap between hole upper limb and this tin ball.
The beneficial effects of the utility model are:
This stopping device of the utility model electric connector is held the beeline of hole upper limb to this tin ball to the beeline of this tin ball less than this hook, promptly this hook is held between hole upper limb and this tin ball and is remained a gap, that is this stopping device, this tin ball, this hook are held the hole and had a position relation of conflicting this stopping device when making this tin ball up.Therefore, this tin ball does not contact this hook and holds the hole upper limb, does not have interaction force between the two, and like this, this tin ball is unlikely to be held the hole upper limb by this hook and holds, thereby guarantees good welding effect.
[description of drawings]
Fig. 1 is the local enlarged diagram of sparkle ball holding structure in the existing electric connector;
Fig. 2 is the decomposing schematic representation of the utility model electric connector;
Fig. 3 is the three-dimensional cutaway view after the electric connector assembling shown in Figure 2;
Fig. 4 is the cutaway view of electric connector shown in Figure 3 along the A-A direction;
Fig. 5 is positioned over the cutaway view before the welding on the circuit board for the utility model electric connector.
[embodiment]
Below only be preferred embodiment of the present utility model, therefore do not limit protection range of the present utility model.
See Fig. 2 to shown in Figure 5, the utility model electric connector, it is used to connect an electronic building brick (as chip, not icon) and comprises an insulating body 1, at least one conducting terminal 2 and at least one tin ball 3 with a circuit board 4.
This tin ball 3 is inserted in the tin ball accepting groove 15, for using with these circuit board 4 welding.
This conducting terminal 2 can be inserted in the terminal containing slot 14, and its upper end and bottom form a contact site 21 and a weld part 22 respectively.This contact site 21 is with elastic construction, is pressing and electrically is contacted with on the contact of an electronic building brick (not drawing among the figure).22 of this weld parts extend and protrude from the lowermost end face of this insulating body 1 downwards.
This weld part 22 laterally is provided with a hook and holds hole 23, and this hook is held the surface that side opening edge within the hole 23 cooperates these tin ball 3 spheries, and its bore is slightly larger than the external diameters on this tin ball 3 corresponding surfaces, holds this tin ball 3 with slightly loosening and deep hook.
Shown in Fig. 4,5, this weld part 22 is provided with an afterbody 27, and this afterbody 27 is provided with a guidance part 24 again, and this guidance part 24 is used for guiding this tin ball 3.
This insulating body 1 runs through from top to bottom and is provided with an accepting groove 11.This accepting groove 11 is made up of this terminal containing slot 14 and this tin ball accepting groove 15 of running through one.This tin ball accepting groove 15 is being held the suitably distance formation one vertical barricade 12 that is provided with of 23 subtends, hole with this hook.This barricade 12 is held hole 23 subtend settings with this hook, therefore, when this tin ball 3 is contained in this hook when holding between hole 23 and the barricade 12, the part of this tin ball 3 is placed in this hook and holds hole 23 and be positioned, and simultaneously, this tin ball 3 is also by this barricade 12 subtend position of limiting of subtend, makes this tin ball 3 be unlikely to leave this hook and holds hole 23 and drop out, because it is the external diameters that are slightly larger than these tin ball 3 one side surfaces that this hook is held hole 23, this makes this tin ball 3 moderately freely to slide up and down in this hook is held hole 23 again.In addition, this insulating body 1 is provided with one and allows bit space 111 at the back side of this weld part 22, this allow bit space 111 be used for stepping down this weld part 22 strain and make this tin ball 3 enter this tin ball accepting groove 15 smoothly.
This electric connector also is provided with a stopping device, this stopping device is a block 13 that is positioned on this insulating body 1 in the present embodiment, this block 13 is extended in this terminal containing slot 14 by inboard on this insulating body 1, and be positioned at this tin ball 3 tops, it comprises extension 16 that is extended to form by inboard on this insulating body 1 and a stop section 17 that is extended to form by this extension end downwards.These stop section 17 free ends are a horizontal plane, guarantee that the lifting surface area of these tin ball 3 suffered these blocks 13 is bigger.
In vertical direction, this block 13 is held the beeline H2 (as shown in Figure 4) of hole upper limb 25 to this tin ball 3 to the beeline H1 of this tin ball 3 less than this hook, and promptly this stopping device, this tin ball 3, this hook are held hole 23 and had a position relation of conflicting this stopping device when making this tin ball 3 up.Therefore, this electric connector is in transportation the time, this block 13 (stopping device) can make this hook hold between hole upper limb 25 and this tin ball 3 and remain a gap 112, thereby no matter which kind of state this electric connector is under, this stopping device is all keeping this tin ball 3 and this hook to hold hole upper limb 25 not contacting, avoid this tin ball 3 to be held hole 23 by this hook and hold.
In the present embodiment, this stopping device is this block 13 on this insulating body 1, but this stopping device also can be positioned on this conducting terminal 2, and this block 13 also is not limited to above-mentioned shape, as long as can when this tin ball 3 is up, conflict this tin ball 3, this hook is held remain this gap 112 between hole upper limb 25 and this tin ball 3 to get final product.
As Fig. 2, when assembling this electric connector 1, this conducting terminal 2 is implanted in this terminal containing slot 14 from top to down, this tin ball 3 is implanted by this insulating body 1 bottom, when this tin ball 3 when this guidance part 24 is clamp-oned this tin ball accepting groove 15, this weld part 22 allows bit space 111 produce an elastic deformation to this, after this whole tin ball 3 is clamp-oned this tin ball accepting groove 15 fully, this weld part 22 keeps getting back to original state again under the elastic-restoring force effect, like this, the assembling process of this tin ball 3 is finished, and at this moment, this tin ball 3 is held hole 23 clampings by this barricade 12 with this hook.(as shown in Figure 4)
As Fig. 5, after this tin ball 3 is implanted this tin ball accepting groove 15, when this electric connector 1 is welded in this circuit board 4, these tin ball 3 contact one scolders 5 are also moved upward by these circuit board 4 resist force effects, and at this moment, the stroke that slides of this tin ball 3 is held between the hole lower edge 26 at this block 13 and a hook, this block 13 makes this tin ball 3 and this hook hold between the upper limb 25 in hole 23 not have interaction force, promptly possess this gap 112 all the time, like this, the upper limb 25 that this tin ball 3 is unlikely to be held by this hook hole 23 holds.
Because this tin ball 3 can slide up and down, therefore, when this electric connector 1 welds with this circuit board 4, respectively this tin ball 3 is the height that can depend on these circuit board 4 surfaces that it contacted respectively, and do upper and lower slip adjustment, make respectively this tin ball 3 all can be automatically to putting down in this circuit board 4 surfaces, and keep comprehensive engagement, when welding, reach the best welding effect between this conducting terminal 2 and this circuit board 4.
In sum, the utility model electric connector has following effect:
This stopping device is held the beeline of hole upper limb to this tin ball to the beeline of this tin ball less than this hook, promptly this hook is held between hole upper limb and this tin ball and is remained a gap, that is this stopping device, this tin ball, this hook are held the hole and had a position relation of conflicting this stopping device when making this tin ball up.Therefore, this tin ball does not contact this hook and holds the hole upper limb, there is not interaction force between the two, like this, this tin ball is unlikely to be held the hole upper limb by this hook and holds, thereby guarantee good welding effect, thereby when this connector and the welding of this circuit board, because this tin ball is free movable in the sliding stroke of this tin ball accepting groove, so this tin ball can be agreed to the height of this circuit board surface that it contacted respectively, and does upper and lower slip adjustment, make that respectively this tin ball all can be automatically to putting down in this circuit board surface, guarantee contact one by one, and reach best welding effect.
This stopping device is extended in this accepting groove by inboard on this insulating body, promptly this stopping device and this insulating body are one-body molded, like this, compared to this stopping device is set on this conducting terminal, this structure makes processing technology simpler, avoid the trouble brought because of the terminal punching press, saved cost.
This stopping device comprises by inboard extension that extends to form on this insulating body and the stop section that extended to form downwards by this extension end, and this stop section free end is a horizontal plane, guarantees that the lifting surface area of suffered this block of this tin ball is bigger.
Technology contents of this creation and technical characterstic have disclosed as above; yet those of ordinary skill in the art still may do all replacement and modifications that does not deviate from this creation spirit based on the teaching and the announcement of this creation; therefore; the protection range of this creation is not limited to the content that embodiment discloses; and should comprise various replacement and the modifications that do not deviate from this creation, and covered by the present patent application independent entry.
Claims (13)
1. an electric connector is characterized in that, comprising:
One insulating body, this insulating body is provided with an accepting groove from top to bottom, and at least one side of this accepting groove forms a barricade;
At least one conducting terminal, it is contained in this accepting groove, and this conducting terminal is provided with a hook and holds the hole, and
At least one tin ball, it is located in this accepting groove, and this barricade and this hook are held this tin ball of hole clamping, and this tin ball has the stroke of sliding at this accepting groove;
Wherein this electric connector has a stopping device, is positioned at this tin ball top, and in vertical direction, this stopping device is held the beeline of hole upper limb to this tin ball to the beeline of this tin ball less than this hook.
2. electric connector as claimed in claim 1 is characterized in that: this stopping device is to extend this accepting groove from this insulating body inboard.
3. electric connector as claimed in claim 2 is characterized in that: this stopping device comprises extension that is extended to form by inboard on the insulating body and the stop section that is extended to form by the extension end downwards.
4. electric connector as claimed in claim 3 is characterized in that: this stop section free end is a horizontal plane.
5. an electric connector is characterized in that, comprising:
One insulating body, this insulating body is provided with an accepting groove from top to bottom, and at least one side of this accepting groove connects a barricade;
At least one conducting terminal, it is contained in this accepting groove, and this conducting terminal is provided with a hook and holds the hole, and
At least one tin ball, it is located in this accepting groove, and this barricade and this hook are held this tin ball of hole clamping, and this tin ball has the stroke of sliding at this accepting groove;
Wherein this electric connector has a stopping device, is positioned at this tin ball top, and this stopping device, tin ball, hook are held the hole and had a position relation of conflicting this stopping device when making the tin ball up.
6. electric connector as claimed in claim 5 is characterized in that: this stopping device is to extend this accepting groove from this insulating body inboard.
7. electric connector as claimed in claim 6 is characterized in that: this stopping device comprises extension that is extended to form by inboard on this insulating body and the stop section that is extended to form by the extension end downwards.
8. electric connector as claimed in claim 7 is characterized in that: this stop section free end is a horizontal plane.
9. an electric connector is characterized in that, comprising:
One insulating body, this insulating body is provided with an accepting groove from top to bottom,
At least one conducting terminal, it is contained in this accepting groove, and this conducting terminal is provided with a hook and holds the hole, and
At least one tin ball, it is located in this accepting groove, and this barricade and this hook are held this tin ball of hole clamping, and this tin ball has the stroke of sliding at this accepting groove; Wherein this electric connector has one and makes this hook hold this stopping device that remains a gap between hole upper limb and this tin ball.
10. electric connector as claimed in claim 9 is characterized in that: this stopping device is positioned at this tin ball top.
11. electric connector as claimed in claim 9 is characterized in that: this stopping device is extended in the accepting groove by inboard on this insulating body.
12. electric connector as claimed in claim 11 is characterized in that: this stopping device comprises extension that is extended to form by inboard on this insulating body and the stop section that is extended to form by this extension end downwards.
13. electric connector as claimed in claim 12 is characterized in that: this stop section free end is a horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202033669U CN201312000Y (en) | 2008-11-13 | 2008-11-13 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202033669U CN201312000Y (en) | 2008-11-13 | 2008-11-13 | Electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201312000Y true CN201312000Y (en) | 2009-09-16 |
Family
ID=41109253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202033669U Expired - Lifetime CN201312000Y (en) | 2008-11-13 | 2008-11-13 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201312000Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994369A (en) * | 2017-06-16 | 2018-05-04 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109616792A (en) * | 2018-11-08 | 2019-04-12 | 番禺得意精密电子工业有限公司 | Electrical connection device and chip module connection device |
-
2008
- 2008-11-13 CN CNU2008202033669U patent/CN201312000Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994369A (en) * | 2017-06-16 | 2018-05-04 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN109616792A (en) * | 2018-11-08 | 2019-04-12 | 番禺得意精密电子工业有限公司 | Electrical connection device and chip module connection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090916 |
|
| CX01 | Expiry of patent term |