CN2531542Y - Seal leading surface mouting resilient contact piece - Google Patents
Seal leading surface mouting resilient contact piece Download PDFInfo
- Publication number
- CN2531542Y CN2531542Y CN 02206679 CN02206679U CN2531542Y CN 2531542 Y CN2531542 Y CN 2531542Y CN 02206679 CN02206679 CN 02206679 CN 02206679 U CN02206679 U CN 02206679U CN 2531542 Y CN2531542 Y CN 2531542Y
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- China
- Prior art keywords
- extension
- section
- connecting section
- elastic arm
- segment
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- Expired - Lifetime
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Abstract
The utility model discloses a sealing guidance type surface installation shrapnel, which is mainly characterized in that the two opposite ends of the blocking segment and installation segment of prior shrapnel extend a first extension segment and a second extension segment toward each other, one of the two extension segment has a convex extension part, the other segment has a guidance part guiding the convex extension part, which can compulsorily guide the blocking segment moving at the first direction which is closed to or far away the installation segment, and the blocking segment is limited and moves at the second direction which is vertical to the guidance part, which can seal the gap between the installation segment and the blocking segment, reduce the lateral shift and decrease the chance of deformation when the blocking segment is over extruded.
Description
Technical field
The utility model relates to a kind of surface-mounted elastic sheet, particularly a kind of guiding type surface-mounted elastic sheet that seals.
Background technology
The existing shell fragment of electronics industry, be with a metal, for example copper sheet bends and makes, use the surface mounting method solid welding again on a substrate, utilize the metal material of shell fragment itself and the elastic force that the bending back is had, during as other elements and substrate electric connection, the for example binding when ground connection (Grounding) or electromagnetic protection (EMI, electro-magnetic interference) and use as buffering.
Fig. 1 is existing shell fragment 6, have a construction section 61, and be the elastic arm section 62 that an angle is extended by construction section 61 1 ends, with a connecting section 63 that extends away from construction section 61 1 ends by this elastic arm section 62, connecting section 63 is to extend in the same way with construction section 61, thus with the elastic arm section 62 relative openings 64 that are formed with.During use, earlier construction section 61 is welded on the printed circuit board (PCB), again the element of wanting to link is located on the connecting section 63.In shell fragment 6 does not also have storage and transportation process before soldered, because opening 64 directions are without any obstruction, often between different shell fragments form unnecessary interference and fasten, untie this blocking and will expend meaningless manpower and time.
In addition; in order to write down the result of Quality Detection, the corner regular meeting of printed circuit board (PCB) hitches one with a tether and checks card, when the testing staff takes the inspection card; tether also may enter the opening 64 of shell fragment 6 because of carelessness, and is subjected to that manpower is pullled and the deformation that causes elastic arm section 62 or connecting section 63.When moving printed circuit board (PCB) or putting element, also may apply lateral thrust to shell fragment 6 because of carelessness, cause the side direction deformation of elastic arm section 62 or connecting section 63, in the time of real the use, electrically connect between element and printed circuit board (PCB) is destroyed like this, and can't reach the anti-electromagnetic radiation or the ground connection effect of expection.
On the other hand, if excessively the application of force presses down connecting section 63, elastic arm section 62 is suffering above after can replying the application of force of deformation range, not only can produce non-response plastic deformation, and along with deformation is bigger, produce the needed stress of deformation and reduce gradually, vicious circle will cause shell fragment 6 damage that is badly deformed.Dismantle the shell fragment of firm welding and waste time and energy cost thereby raising.
Summary of the invention
Therefore, the purpose of this utility model is to provide a kind of connecting section to be guided, to be not easy to produce the shell fragment of side direction deformation.
Another purpose of the utility model is to provide a kind of connecting section to be blocked, and is not easy to produce the shell fragment that can not reply deformation.
The utility model purpose again is to provide that opening is closed, reduces shell fragment interfering with each other in the storage and transportation process between a kind of connecting section and construction section.
The purpose of this utility model is achieved in that
A kind of guiding type surface-mounted elastic sheet that seals, for being installed on the printed circuit board (PCB), this shell fragment comprises construction section, the end by this construction section that supplies to be mounted on this printed circuit board (PCB) and is the elastic arm section that an angle is extended, reach one by the end of this elastic arm section away from this construction section, the connecting section that extends in the same way with this construction section, it is characterized in that: in two opposite ends of this construction section and connecting section, extend one first extension and one second extension in opposite directions, one of two extensions have a convex extension part, another person then has a guidance part of guiding this convex extension part; This convex extension part is the guiding that is subjected to this guidance part, this connecting section is moved along a first direction approaching and away from this construction section, and limit the second direction displacement of this connecting section at vertical this first direction.
The guidance part of this first extension is a breach along this first direction extension.
The convex extension part of this second extension is the projection that an end that is somebody's turn to do close this connecting section certainly extends and be arranged in this breach.
This first extension has more a substrate, the guidance part of this first extension has a stop part that is positioned at away from this abutting part one end, this substrate matches with this stop part and defines a perforation along this first direction extension, and this perforation is in order to limit the displacement of this connecting section on first direction; And the convex extension part of this second extension is that close certainly this connecting section one end extends and be arranged in the projection of this perforation.
The guidance part of this first extension is a groove that caves in toward close this elastic arm section away from this elastic arm section certainly; And the convex extension part of this second extension be one from away from this elastic arm section toward near this elastic arm section direction, and protrude into the protruding grain of this groove.
Good effect of the present utility model is:
(1) since the utility model seal the guiding type surface-mounted elastic sheet comprise one for be installed in construction section on the printed circuit board (PCB), by this construction section one end be elastic arm section that an angle extends, by this elastic arm section away from this construction section one end and the connecting section that extends in the same way with this construction section, from this connecting section away from this elastic arm Duan Yiduan toward one first extension that this construction section direction is extended, and one from this construction section away from this elastic arm Duan Yiduan toward one second extension that this connecting section direction is extended.Elastic deformation by this elastic arm section, and the cooperating of this first extension and this second extension, can guide this connecting section goes up mobile at this first direction (direction that defines between this construction section and this connecting section is a first direction), and limit the displacement of this connecting section on this second direction (definition vertical this first direction be a second direction).
(2) shell fragment of the present utility model suffer excessively to press down strength the time, still can be by the effect that abuts against between breach and projection, strengthen measuring body ability, restriction connecting section to the distance of bottom offset, the elastic arm section is maintained in the scope that can reply deformation, unlikelyly be damaged easily.Also can avoid making the elastic arm section distortion that causes because of application of force inequality, and then improve the reliability of the utility model shell fragment.
(3) opening between connecting section of the present utility model and construction section is closed, and can reduce and store shell fragment chance interfering with each other in the transportation.
Description of drawings
Below by most preferred embodiment and accompanying drawing the utility model is sealed the guiding type surface-mounted elastic sheet and be elaborated, in the accompanying drawing:
Fig. 1 is the stereogram of an existing shell fragment.
Fig. 2 is a stereogram, and the utility model first preferred embodiment is described.
Fig. 3 is a cutaway view of this first preferred embodiment.
Fig. 4 is a stereogram, and second preferred embodiment of the present utility model is described.
Fig. 5 is a cutaway view of this second preferred embodiment.
Fig. 6 is a cutaway view, and the 3rd preferred embodiment of the present utility model is described.
Embodiment
Fig. 2 and Fig. 3 are first preferred embodiments that the utility model seals the guiding type surface-mounted elastic sheet, are suitable for electrically connect one printed circuit board (PCB) and an element, and as this printed circuit board (PCB) and this interelement electromagnetic protection.For the purpose of simplified illustration, this case member same as the prior art all adopts similar label to indicate, and does not add and give unnecessary details.
The utility model seals the guiding type surface-mounted elastic sheet, comprise and the similar construction section 11 of prior art, elastic arm section 12, and connecting section 13, the direction that defines 13 of this construction section 11 and this connecting sections is first direction I, vertically this first direction I is a second direction II.
Of the present utility model being characterised in that from this connecting section 13 is extended with one first extension 14 away from these elastic arm section 12 1 ends toward these construction section 11 directions, be formed with a guidance part 141 along this first direction I extension on this first extension 14, and this construction section 11 is extended with one second extension 15 away from an end of this elastic arm section 12 toward these connecting section 13 directions certainly, and this second extension 15 has the convex extension part 151 that can move in this guidance part 141.
In the present embodiment, the guidance part 141 of first extension 14 is breach that extend along first direction I, 151 of the convex extension parts of this second extension 15 be above second extension 15 near connecting section 13 places, pass a projection of this breach 141 from breach 141 lateral inner bendings.By cooperating of projection 151 and breach 141, when connecting section 13 is extruded near construction section 11, breach 141 moves down with first extension 14, projection 151 gos deep into this breach 141 relatively, up to contact to breach 141 bosoms, breach 141 can't continue to move down, the spacing distance of Here it is connecting section 13 and 11 minimums of construction section, that is to say, during strength that shell fragment of the present utility model suffers excessively to press down, still can strengthen measuring body ability by the effect that abuts against of 151 of breach 141 and projections, limit the distance of this connecting section 13 to bottom offset, this elastic arm section 12 is maintained in the scope that can reply deformation, unlikelyly be damaged easily.Projection 151 is limited in the breach 141 in addition, and relatively along near or away from the first direction I top offset of connecting section 13, also cause the connecting section 13 can not be toward second direction II top offset, the action application of force inequality when even operation is moved, the distortion that also can avoid making this elastic arm section 12 to cause because the application of force is unequal, and then improve the reliability of the utility model shell fragment.
Certainly, know the personage of this skill, can this second extension 15 be arranged on this 14 inboards, first extension with understanding easily, projection 151 is outwards protruded out by breach 141 inboards, can not hinder enforcement of the present utility model yet, still be covered by in the technical characterictic scope of the present utility model.
Fig. 4 and Fig. 5 are second preferred embodiments of the present utility model, this seals the guiding type surface-mounted elastic sheet, have the construction section 21 identical with coupling position, elastic arm section 22, abutment end 23, first extension 24 with this first preferred embodiment member, and second extension 25.Be formed with a guidance part 241 that extends along this first direction I on this first extension 24, this guidance part 241 has one and is positioned at this stop part 243 away from these abutting part 23 1 ends, and a substrate 242 of this first extension matches with this stop part 243 and defines a perforation 244 along this first direction I extension.This second extension 25 has the convex extension part 251 that can move in this guidance part 241, in the present embodiment, this convex extension part 251 is a projection, and this projection 251 is positioned at the outside of this perforation 244.During use, earlier this construction section 21 is cemented on this printed circuit board (PCB), the element that will want again to link is arranged on this connecting section 23.Elastic deformation by this elastic arm section 22, with cooperating of this perforation 244 and this projection 251, when this connecting section 23 moves from the directions away from these construction section 21 past close these construction sections 21, driving this perforation 244 moves down, this projection 251 is relatively moved toward the side near this connecting section 23 from the side of this perforation 244 away from this connecting section 23, when treating that this first guidance part 241 abuts against this construction section 21, the distance of this displacement is exactly the ultimate range of this perforation 244 to bottom offset, just the spacing distance of this connecting section 23 and 21 minimums of this construction section.When connecting section 23 moves toward the directions away from construction section 21 from close construction section 21, perforation 244 is along with upwards moving, make projection 251 relatively from boring a hole 244 near the past side shifting of a side of connecting section 23 away from this connecting section 23, when the stop part 243 of first lead segment 241 abuts against the projection 251 of second lead segment 25, the distance of displacement is exactly the ultimate range of this perforation 244 to top offset, just the spacing distance of connecting section 23 and 21 maximums of this construction section.This perforation 244 is moved on this first direction I except guiding this connecting section 23 with this projection 251, can also limit the displacement of this connecting section 23 on this second direction II, so the user can directly be arranged on this element on this connecting section 23, do not need specially to note whether the everywhere of this element is stressed even, the action application of force inequality when even the user is arranged on this connecting section 23 with this element, because cooperating of this perforation 244 and this projection 251 arranged, still can guide this connecting section 23 on this first direction I near or away from this construction section 21, this element firmly is arranged on this connecting section 23, also can avoid making this elastic arm section 22 to produce distortion, and then improve the electromagnetic protection between this element and this printed circuit board (PCB).
In addition, this perforation 244 and this projection 251 are closed the opening of 21 of this connecting section 23 and this construction sections, can reduce and store shell fragment chance interfering with each other in the transportation.
Certainly, know the personage of this skill, this second extension 25 can be arranged on this 24 inboards, first extension, projection 251 is outwards protruded out by perforation 244 inboards when understanding easily, can overslaugh enforcement of the present utility model yet, still be covered by in the technical characterictic scope of the present utility model.
Fig. 6 is the 3rd preferred embodiment that the utility model seals the guiding type surface-mounted elastic sheet, has the construction section 31 identical with coupling position with this first preferred embodiment member, elastic arm section 32, abutment end 33, first extension 34, and second extension 35.Be formed with a guidance part 341 on this first extension 34, this guidance part 341 is grooves that cave in toward close these elastic arm sections 32 away from this elastic arm section 32 certainly.This second extension 35 has the convex extension part 351 that can move in this guidance part 341.This convex extension part 351 is one from should be away from this elastic arm section 32 toward extending near these elastic arm section 32 directions, and protrudes into the protruding grain of this groove 341, and should protruding 351 outside that is positioned at this groove 341.During use, earlier that this construction section 31 is cemented in this printed circuit board (PCB), the element that will want again to link is arranged on this connecting section 33.Elastic deformation by this elastic arm section 32, and this groove 341 and this protruding 351 cooperates, when this connecting section 33 moves from the directions away from these construction section 31 past close these construction sections 31, driving this groove 341 moves down, this protruding grain 351 is relatively moved toward the side near this connecting section 33 from the side of this groove 341 away from this connecting section 33, when treating that this protruding grain 351 abuts against the last apical margin of this groove 341, this shift length is exactly the ultimate range of this groove 341 to bottom offset, just the spacing distance of this connecting section 33 and 31 minimums of this construction section.When this connecting section 33 moves toward the directions away from this construction section 31 from close this construction section 31, driving this groove 341 moves up, this protruding grain 351 is relatively moved toward the side of this groove 341 away from this connecting section 33 from the side of this groove 341 near this connecting section 33, when treating that this protruding grain 351 abuts against the following apical margin of this groove 341, the distance of this displacement is exactly the ultimate range of this groove 341 to top offset, just the spacing distance of this connecting section 33 and 31 maximums of this construction section.Groove 341 and protruding grain 351 move up in first party except guiding this connecting section 33, can also limit this displacement of connecting section 33 on this second direction, so the user can directly be arranged on this element on the connecting section 33, just can roughly guide this connecting section 33 on this first direction near or away from construction section 31, the distortion of avoiding this elastic arm section 32 to produce side direction, and improve the reliability that electrically connects between element and printed circuit board (PCB).In addition, this structure also simultaneously the closure of openings of 31 of connecting section 33 and construction sections, can reduce chance interfering with each other in the storage transportation.
Certainly, know the personage of this skill, can this second extension 35 be arranged on this 34 inboards, first extension with understanding easily, or protruding grain 351 is protruded out toward groove 341 directions, also be same feasible embodiment, but still be covered by in the technical characterictic scope of the present utility model.
Claims (5)
1, a kind of guiding type surface-mounted elastic sheet that seals, for being installed on the printed circuit board (PCB), this shell fragment comprises construction section, the end by this construction section that supplies to be mounted on this printed circuit board (PCB) and is the elastic arm section that an angle is extended, reach one by the end of this elastic arm section away from this construction section, the connecting section that extends in the same way with this construction section, it is characterized in that: in two opposite ends of this construction section and connecting section, extend one first extension and one second extension in opposite directions, one of two extensions have a convex extension part, another person then has a guidance part of guiding this convex extension part; This convex extension part is the guiding that is subjected to this guidance part, this connecting section is moved along a first direction approaching and away from this construction section, and limit the second direction displacement of this connecting section at vertical this first direction.
2, the guiding type surface-mounted elastic sheet that seals as claimed in claim 1 is characterized in that: the guidance part of this first extension is a breach along this first direction extension.
3, the guiding type surface-mounted elastic sheet that seals as claimed in claim 2 is characterized in that: the convex extension part of this second extension is the projection that an end that is somebody's turn to do close this connecting section certainly extends and be arranged in this breach.
4, the guiding type surface-mounted elastic sheet that seals as claimed in claim 1, it is characterized in that: this first extension has more a substrate, the guidance part of this first extension has a stop part that is positioned at away from this abutting part one end, this substrate matches with this stop part and defines a perforation along this first direction extension, and this perforation is in order to limit the displacement of this connecting section on first direction; And the convex extension part of this second extension is that close certainly this connecting section one end extends and be arranged in the projection of this perforation.
5, the guiding type surface-mounted elastic sheet that seals as claimed in claim 1 is characterized in that: the guidance part of this first extension is a groove that caves in toward close this elastic arm section away from this elastic arm section certainly; And the convex extension part of this second extension be one from away from this elastic arm section toward near this elastic arm section direction, and protrude into the protruding grain of this groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02206679 CN2531542Y (en) | 2002-03-01 | 2002-03-01 | Seal leading surface mouting resilient contact piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02206679 CN2531542Y (en) | 2002-03-01 | 2002-03-01 | Seal leading surface mouting resilient contact piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2531542Y true CN2531542Y (en) | 2003-01-15 |
Family
ID=33687948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02206679 Expired - Lifetime CN2531542Y (en) | 2002-03-01 | 2002-03-01 | Seal leading surface mouting resilient contact piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2531542Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367963A (en) * | 2012-03-29 | 2013-10-23 | 朴振雨 | Contactor |
-
2002
- 2002-03-01 CN CN 02206679 patent/CN2531542Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103367963A (en) * | 2012-03-29 | 2013-10-23 | 朴振雨 | Contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120301 Granted publication date: 20030115 |