CN204011816U - Conducting terminal - Google Patents
Conducting terminal Download PDFInfo
- Publication number
- CN204011816U CN204011816U CN201420466176.1U CN201420466176U CN204011816U CN 204011816 U CN204011816 U CN 204011816U CN 201420466176 U CN201420466176 U CN 201420466176U CN 204011816 U CN204011816 U CN 204011816U
- Authority
- CN
- China
- Prior art keywords
- welding section
- conducting terminal
- plate
- side shield
- contact arm
- 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
Links
- 238000003466 welding Methods 0.000 claims abstract description 79
- 238000005452 bending Methods 0.000 claims abstract description 13
- 230000007704 transition Effects 0.000 claims description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
A kind of conducting terminal, it comprises: two side plates, described two side plates are to extend and arrange before and after compartment of terrain, the front end of this side plate is provided with the protection stopper bending out upward, this side plate divide into a welding section, the non-welding section at this welding section rear and be connected to this welding section and non-welding section between one protruding upward section; Be connected to a plate of biside plate rear end; And be tilted to a upper extended elastic contact arm by described connecting plate; Wherein said protection stopper comprises by the front end of this side plate and upwards bends an extended front apron and become a set angle to bend an extended side shield by a side of this front apron, and described protection stopper limits the degree that this elastic contact arm presses down.The utility model can be protected the elastic contact arm of conducting terminal, improves the reliability of this conducting terminal.
Description
Technical field
The utility model relates to a kind of electrical connecting element, relates in particular to a kind of conducting terminal.
Background technology
Chinese patent CN200520065261.8 has disclosed a kind of low structured spring piece.This low structured spring piece comprises multiple welding sections, a connected section and an elastic arm.Multiple welding sections can be welded on circuit board and be intervally installed.Connected section has multiple multiple lateral margins that are connected respectively the end of those welding sections and connect each end.Elastic arm has an elongated end extending by each lateral margin and presss from both sides an obtuse angle with this connected section.On low structured spring piece, welding section and connected section are to lie on circuit board, are to protrude circuit board and only there is elastic arm.The design of this kind of low structured spring piece exists elastic arm can be produced by overvoltage the defect of permanent deformation.In addition,, because welding section and connected section are to lie in circuit board, therefore, in the time of welding, tin liquor can be subject to capillarity and be climbed up whole welding section, connected section, even arrives the root of elastic arm.Tin liquor so extensively distribution ground overflow meeting has influence on neighbouring circuit or part; And tin liquor flow to connected section, even arrive the root of elastic arm, can allow the root of connected section and elastic arm be fixed on circuit board, and have influence on the elasticity of elastic arm.Above-mentioned low structured spring piece does not arrange protection to the both sides of terminal in addition; in assembling process, operator's finger easily touches elastic arm from the side direction of terminal; cause elastic arm that distortion improperly occurs, and then have influence on the reliability of the electrical connection realizing by this terminal.
Utility model content
Technical problem to be solved in the utility model is to overcome the existing deficiency of above-mentioned prior art, and proposes a kind of conducting terminal, can protect the elastic contact arm of conducting terminal, improves the reliability of this conducting terminal.
The utility model proposes a kind of conducting terminal for above-mentioned technical problem, comprising:
Biside plate, described biside plate is to extend and arrange before and after compartment of terrain, wherein the front end of at least one side plate is provided with the protection stopper projecting upwards, this side plate divide into a welding section, the non-welding section at this welding section rear and be connected to this welding section and this non-welding section between one protruding upward section;
A plate, described connecting plate horizontal expansion also connects the rear end of biside plate; And
One elastic contact arm, described elastic contact arm is tilted to extend towards front upper place by described connecting plate, and described protection stopper limits the degree that this elastic contact arm presses down;
Described protection stopper comprises by the front end of this side plate and upwards bends an extended front apron and become a set angle to bend an extended side shield by a side of this front apron.
In certain embodiments, at least a portion bottom surface of this side shield is concordant with the bottom surface of this welding section.
In certain embodiments, the front end constriction of the welding section of this side plate is also formed with a breach, and described at least a portion bottom surface of this side shield is positioned at this breach.
In certain embodiments, this front apron is concordant with the end face of this side shield.
In certain embodiments, this side shield be behind the lateral by this front apron, bend extended.
In certain embodiments, this side shield becomes a right angle with this front apron, thereby forms the protection stopper of a L-type structure; The top of this elastic contact arm is formed with a contact site with projecting, this side shield and this contact site along fore-and-aft direction in same position.
In certain embodiments, be connected with a bending transition part between this side shield and this front apron, the bottom surface of this bending transition part is higher than the bottom surface of this welding section.
In certain embodiments, described biside plate is to be extended forward spaced reciprocally by the front end both sides of this connecting plate, and this elastic contact arm is to be extended and between biside plate, the front end of this biside plate is all provided with described protection stopper by the front center of this connecting plate.
In certain embodiments, the bottom surface of the welding section of this side plate and the bottom surface of this non-welding section are concordant with the bottom surface of this connecting plate.
The utility model also proposes a kind of conducting terminal for above-mentioned technical problem, and described conducting terminal is welded on a circuit board, and this circuit board at least has a pad; Described conducting terminal comprises:
Biside plate, described biside plate is to extend and arrange before and after compartment of terrain, wherein the front end of at least one side plate is provided with the protection stopper projecting upwards, this side plate divide into a welding section, the non-welding section at this welding section rear and be connected to this welding section and this non-welding section between one protruding upward section;
A plate, described connecting plate horizontal expansion also connects the rear end of biside plate; And
One elastic contact arm, described elastic contact arm is tilted to extend towards front upper place by described connecting plate, and described protection stopper limits the degree that this elastic contact arm presses down;
Described protection stopper comprises by the front end of this side plate and upwards bends an extended front apron and become a set angle to bend an extended side shield by a side of this front apron, and the bottom surface of the welding section of this side plate is welded on this pad accordingly.
In certain embodiments, at least a portion bottom surface of this side shield is concordant with the bottom surface of this welding section, and described at least a portion bottom surface is connected on this circuit board.
In certain embodiments, the front end constriction of the welding section of this side plate is also formed with a breach, and described at least a portion bottom surface of this side shield is positioned at this breach, and described at least a portion bottom surface of this side shield is also welded on this pad accordingly.
Compared with prior art, conducting terminal of the present utility model comprises the protection stopper projecting upwards, and damages therefore can avoid elastic contact arm excessively to be pressed down.On side plate, between soldered welding section and connecting plate, comprise one protruding upward section, so can avoid tin liquor to climb to connecting plate, even the root of elastic contact arm.A side by the front apron in protection stopper is extended a side shield, can strengthen the protection to elastic contact arm from side direction, prevents improper touching and causes elastic contact arm distortion; In addition in embodiment more of the present utility model, by making at least a portion bottom surface of this side shield concordant with the bottom surface of welding section, can see through this side shield is supported on the circuit board of installing this conducting terminal, to prevent the rear bending forward of this front apron, thereby improve the reliability of the electrical connection realizing by this conducting terminal.
Brief description of the drawings
Fig. 1 is a preferred embodiment of the utility model conducting terminal and the stereogram of circuit board composition application.
Fig. 2 is the end view of conducting terminal shown in Fig. 1 and circuit board.
Fig. 3 is the vertical view of conducting terminal shown in Fig. 1 and circuit board.
Fig. 4 is the three-dimensional exploded view of conducting terminal shown in Fig. 1 and circuit board.
Fig. 5 is the stereogram of the preferred embodiment of the utility model conducting terminal.
Wherein, description of reference numerals is as follows:
1 conducting terminal
11 side plates 111 protect protruding upward section of the non-welding section 114 of stopper 112 welding section 113
1111 front apron 1112 side shields 1113 bend transition part
The bottom surface 1116 of 1115 side shields bends the bottom surface of transition part
The end face 1119 of end face 11118 side shields of 1117 front aprons bends the end face of transition part
The bottom surface of 1122 breach 1125 welding sections
The bottom surface of 1135 non-welding sections
The bottom surface of 12 connecting plate 125 connecting plates
13 elastic contact arm 131 contact sites
2 circuit boards
21 pads
Embodiment
Although the utility model can easily show as multi-form embodiment, but shown in the drawings and in this manual by describe in detail be only some of them specific embodiments, be understandable that it is the exemplary illustrated of the utility model principle that this specification should be considered as simultaneously, and be not intended to the utility model to be restricted at this illustrated.
Thus, a feature pointed in this specification is one of them feature for an embodiment of the present utility model is described, instead of implies that each embodiment of the present utility model must have illustrated feature.In addition, should be noted that this specification described many features.Although some feature can combine to illustrate possible system, these features also can be used for other the combination not clearly stating.Thus, except as otherwise noted, illustrated combination is not intended to restriction.
In the embodiment shown in the figures, the instruction of direction (such as upper and lower, left and right, front and rear) is not absolute but relative for the structure of explaining various elements of the present utility model with motion.When these elements are during in position shown in the drawings, these explanations are suitable.If when the explanation of the position of these elements changes, the instruction of these directions also correspondingly changes.
Below in conjunction with the accompanying drawing of this specification, a preferred embodiment of the present utility model is given to elaboration further.
Referring to Fig. 1 to Fig. 5, preferred embodiment conducting terminal 1 of the present utility model is that correspondence is welded on a circuit board 2.On this circuit board 2, there are two pads 21 (also can merge in certain embodiments a larger pad) of space.In the present embodiment, each pad 21 is rectangular.
This conducting terminal 1 is the spring-piece type terminal that adopts metallic conduction sheet material integrated punching bending forming.This conducting terminal 1 extends the side plate 11 arranging before and after comprising two compartment of terrains, is connected to a plate 12 between biside plate 11 and from connecting plate 12 elastic contact arm 13 extending that is inclined upwardly.
Each side plate 11 divides into a welding section 112, at the non-welding section 113 at these welding section 112 rears be connected to protruding upward section 114 between this welding section 112 and non-welding section 113.The front end of each side plate 11 is also formed with a protection stopper 111.
This protection stopper 111 comprises by the front end of side plate 11 and upwards bends an extended front apron 1111, with a side (outside or inner side) by this front apron 1111 and become a set angle to bend an extended side shield 1112 with the rear surface of front apron 1111 (as 30 degree, 60 degree, 90 degree, 120 degree or 150 degree).For for purpose of brevity, in the accompanying drawing of the present embodiment, only specifically illustrate to become 90 degree behind the lateral by this front apron 1111 and bend an extended side shield 1112.Wherein, this front apron 1111 extends transversely (being also the left and right directions extension in Fig. 1), and this side shield 1112 extends along fore-and-aft direction.Between this side shield 1112 and front apron 1111, be also formed with a bending transition part 1113.The end face 1117 of this front apron 1111 is concordant with the end face 1119 of the end face 1118 of this side shield 1112 and this bending transition part 1113.The bottom surface 1116 of this bending transition part 1113 is higher than the bottom surface 1125 of this welding section 112, thereby is convenient to carry out bending process.It is worth mentioning that, 1111 one-tenth one right angles of this side shield 1112 and this front apron, thereby the protection stopper 111 of formation one L-type structure, this L-type structure can comparatively firmly abut to this circuit board 2 and be not easy to collapse under pressure.
The front side of the front end of this welding section 112 is connected with the bottom of this front apron 1111.This welding section 112 has extended to form to constriction a breach 1122 in the close lateral of front end.The bottom surface 1125 of this welding section 112 is smooth and concordant with the bottom surface 1115 of this side shield 1112.In the present embodiment, the bottom surface 1115 of this side shield 1112 is positioned at this breach 1122 just.This structure can be welded on two pads 21 of this circuit board 2 bottom surface 1125 of the welding section 112 of these two side plates 111 accordingly.Meanwhile, the bottom surface 1115 of these two side shields 1112 butt and being preferably on these two pads 21 that are further welded to this circuit board 2 accordingly.It is worth mentioning that, in unshowned other embodiment of figure, the whole bottom surface of this side shield 1112 also can be higher than the bottom surface of this welding section 112 1125, thereby only this elastic contact arm 13 is provided the effect of side direction protection.In addition, although the bottom surface 1115 of the shown side shield 1112 of the present embodiment is smooth, but the bottom surface of side shield in certain embodiments can be also the (not shown) of stage shape, as long as the mutually concordant effect that can reach this circuit board 2 of butt in bottom surface 1125 of its lower a part of bottom surface and this welding section 112.
The bottom surface 1135 of this non-welding section 113 is concordant with the bottom surface 1125 of this welding section 112.
Arch upward relatively in the bottom surface of this section of raising up 114, in order to the bottom surface of this non-welding section 113 1135 and the bottom surface 1125 of this welding section 112 are cut off, thus the bottom surface 1135 that can stop the scolding tin of melting to follow capillarity from the bottom surface 1125 of this welding section 112 to climb to this non-welding section 113 in welding process.
These connecting plate 12 semicirculars in shape, this connecting plate 12 extends transversely and is connected to the rear end of two side plates 11.The bottom surface 125 of this connecting plate 12 is concordant with the bottom surface 1135 of the non-welding section 113 of this side plate 11.This connecting plate 12 has larger adsorption area, thereby is conducive to, for the vacuum cups of SMT machine, this conducting terminal 1 is carried out to suction operation.
This biside plate 11 is to be extended forward spaced reciprocally by the front end both sides of this connecting plate 12, and this elastic contact arm 13 is tilted to extend towards front upper place by the front center of this connecting plate 12 and between biside plate 11.As shown in Figure 2, the top of this elastic contact arm 13 is formed with a contact site 131 with projecting, this side shield 1112 with this contact site 131 along fore-and-aft direction roughly in same position, thereby side direction protection can be provided preferably.Thereby this contact site 131 is normally for providing grounded circuit with being positioned at the contact (as earthing contact) in another circuit board (not shown) of conducting terminal 1 top contacting, wherein will move downward when this elastic contact arm 13 pressurized, in the time that another circuit board is depressed into a certain degree, will support on the end face 1117 of front apron 1111 and the end face 1118 of side shield 1112 of this protection stopper 111.This protection stopper 111 can limit the degree that elastic contact arm 13 presses down, thereby can avoid the excessive pressurized of elastic contact arm 13 and damage.
Compared with prior art, conducting terminal 1 of the present utility model comprises the protection stopper 111 projecting upwards, and damages therefore can avoid elastic contact arm 13 excessively to be pressed down.On side plate 11, between soldered welding section 112 and connecting plate 12, comprise one protruding upward section 114, so can avoid tin liquor to climb to the even root of elastic contact arm 13 of connecting plate 12.A side by the front apron 1111 in this protection stopper 111 is extended side shield 1112, can strengthen the protection to elastic contact arm 13 from side direction, prevents improper touching and causes elastic contact arm 13 to be out of shape; In some embodiment of the present utility model by making the bottom surface 1115 of this side shield 1112 and the bottom surface 1125 of welding section 112 concordant, instantly pressure-acting is in the time that this front apron 1111 makes it be tending towards direction bending forwards, backwards, the bottom surface 1115 of this side shield 1112 will be supported and on this circuit board 2, stop this front apron 1111 to bend, thereby strengthen the bend resistance intensity of this protection stopper 111; In addition in certain embodiments, the bottom surface 1115 of this side shield 1112 is also preferably and is further welded on this circuit board 2, thereby can strengthen grabbing Xi Li and further preventing that front apron 1111 from bending of this conducting terminal; In addition in certain embodiments by forming breach 1122 on the welding section 112 at this side plate 11 and making the bottom surface 1115 of this side shield 1112 be positioned at the region of this breach 1122, can make the bottom surface 1115 of this side shield 1112 and the bottom surface 1125 of this welding section 112 can be welded to compactly on the same pad 21 of this circuit board 2 and be conducive to reduce the transverse width of conducting terminal 1, breach 1122 regions that are enclosed between the inner side of this side shield 1112 and the outside of this welding section 112 can also utilize capillarity further to strengthen the tin power of grabbing of conducting terminal.
Foregoing is only preferred embodiment of the present utility model; not for limiting embodiment of the present utility model; those of ordinary skill in the art are according to main design of the present utility model and spirit; protection range of the present utility model can carry out very easily corresponding flexible or amendment, therefore should be as the criterion with the desired protection range of claims.
Claims (12)
1. a conducting terminal, is characterized in that, described conducting terminal comprises:
Biside plate, described biside plate is to extend and arrange before and after compartment of terrain, wherein the front end of at least one side plate is provided with the protection stopper projecting upwards, this side plate divide into a welding section, the non-welding section at this welding section rear and be connected to this welding section and this non-welding section between one protruding upward section;
A plate, described connecting plate horizontal expansion also connects the rear end of biside plate; And
One elastic contact arm, described elastic contact arm is tilted to extend towards front upper place by described connecting plate, and described protection stopper limits the degree that this elastic contact arm presses down;
Described protection stopper comprises by the front end of this side plate and upwards bends an extended front apron and become a set angle to bend an extended side shield by a side of this front apron.
2. according to conducting terminal claimed in claim 1, it is characterized in that, at least a portion bottom surface of this side shield is concordant with the bottom surface of this welding section.
3. according to conducting terminal claimed in claim 2, it is characterized in that, the front end constriction of the welding section of this side plate is also formed with a breach, and described at least a portion bottom surface of this side shield is positioned at this breach.
4. according to the conducting terminal described in claims 1 to 3 any one, it is characterized in that, this front apron is concordant with the end face of this side shield.
5. according to the conducting terminal described in claims 1 to 3 any one, it is characterized in that, this side shield be behind the lateral by this front apron, bend extended.
6. according to conducting terminal claimed in claim 5, it is characterized in that, this side shield becomes a right angle with this front apron, thereby forms the protection stopper of a L-type structure; The top of this elastic contact arm is formed with a contact site with projecting, this side shield and this contact site along fore-and-aft direction in same position.
7. according to the conducting terminal described in claims 1 to 3 any one, it is characterized in that, between this side shield and this front apron, be connected with a bending transition part, the bottom surface of this bending transition part is higher than the bottom surface of this welding section.
8. according to the conducting terminal described in claims 1 to 3 any one, it is characterized in that, described biside plate is to be extended forward spaced reciprocally by the front end both sides of this connecting plate, this elastic contact arm is to be extended and between biside plate, the front end of this biside plate is all provided with described protection stopper by the front center of this connecting plate.
9. according to the conducting terminal described in claims 1 to 3 any one, it is characterized in that, the bottom surface of the welding section of this side plate and the bottom surface of this non-welding section are concordant with the bottom surface of this connecting plate.
10. a conducting terminal, described conducting terminal is welded on a circuit board, and this circuit board at least has a pad; It is characterized in that, described conducting terminal comprises:
Biside plate, described biside plate is to extend and arrange before and after compartment of terrain, wherein the front end of at least one side plate is provided with the protection stopper projecting upwards, this side plate divide into a welding section, the non-welding section at this welding section rear and be connected to this welding section and this non-welding section between one protruding upward section;
A plate, described connecting plate horizontal expansion also connects the rear end of biside plate; And
One elastic contact arm, described elastic contact arm is tilted to extend towards front upper place by described connecting plate, and described protection stopper limits the degree that this elastic contact arm presses down;
Described protection stopper comprises by the front end of this side plate and upwards bends an extended front apron and become a set angle to bend an extended side shield by a side of this front apron, and the bottom surface of the welding section of this side plate is welded on this pad accordingly.
11. according to conducting terminal claimed in claim 10, it is characterized in that, at least a portion bottom surface of this side shield is concordant with the bottom surface of this welding section, and described at least a portion bottom surface is connected on this circuit board.
12. according to the conducting terminal described in claim 11, it is characterized in that, the front end constriction of the welding section of this side plate is also formed with a breach, and described at least a portion bottom surface of this side shield is positioned at this breach, and described at least a portion bottom surface of this side shield is also welded on this pad accordingly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420466176.1U CN204011816U (en) | 2014-08-18 | 2014-08-18 | Conducting terminal |
| TW103218752U TWM498396U (en) | 2014-08-18 | 2014-10-22 | Electrical terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420466176.1U CN204011816U (en) | 2014-08-18 | 2014-08-18 | Conducting terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011816U true CN204011816U (en) | 2014-12-10 |
Family
ID=52051767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420466176.1U Expired - Lifetime CN204011816U (en) | 2014-08-18 | 2014-08-18 | Conducting terminal |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN204011816U (en) |
| TW (1) | TWM498396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028624A (en) * | 2016-06-28 | 2016-10-12 | 广东欧珀移动通信有限公司 | Spring plat of PCB, PCB, and mobile terminal |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI645627B (en) * | 2017-12-07 | 2018-12-21 | 榮益科技股份有限公司 | Force symmetrically embedded in the shrapnel assembly |
-
2014
- 2014-08-18 CN CN201420466176.1U patent/CN204011816U/en not_active Expired - Lifetime
- 2014-10-22 TW TW103218752U patent/TWM498396U/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028624A (en) * | 2016-06-28 | 2016-10-12 | 广东欧珀移动通信有限公司 | Spring plat of PCB, PCB, and mobile terminal |
| CN106028624B (en) * | 2016-06-28 | 2018-12-04 | 广东欧珀移动通信有限公司 | Elastic slice, pcb board and the mobile terminal of pcb board |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM498396U (en) | 2015-04-01 |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |