CN101964461A - Electrical connector - Google Patents

Abstract

An electrical connector, adjacent to the status lights, includes a housing and a pair of light pipes. The housing includes a first end and a second end disposed opposite one another, the housing being configured to electrically and mechanically couple to a circuit board, wherein the status light is adjacent to the first end and the second end, respectively. Each light pipe comprises an elongated body, a support member and a clamping member. The body is configured to be optically coupled to the status light to direct illumination of the status light. The support member is disposed on the body and configured to be supported by the first end portion, and supports the body to stand beside the first end portion. A retainer is disposed on the body and is configured to retain the body at one of the first end and the second end.

Description

Electric connector

Technical field

The present invention relates to a kind of electric connector, particularly relate to a kind of electric connector that is equiped with photoconductive tube.

Background technology

In computing system, electric connector (for example: duplicate rows memory module (Dual In-lineMemory Module; DIMM) socket) be provided usually and be placed on the mainboard, with electric and mechanical connection extension board (for example: the interface panel of peripheral device or internal memory).Sometimes, light-emitting component can be set at by the electric connector, so that the extension board on being inserted in electric connector when take place losing efficacy, can provide the vision indication.Yet,, make light-emitting component to be provided with very much near electric connector or below electric connector because many mainboards adopt tight arrangement design.Consequently, these light-emitting components can be blocked by lighttight electric connector.

Some electric connector uses transparent plastics push-off pin.The function and the photoconductive tube of the plastics push-off pin that this is transparent are suitable, can when extension board take place to lose efficacy the technical staff can be watched to be arranged at the starting state of the other light-emitting component of electric connector.Yet, because dystectic Pb-free solder needs higher technological temperature, and make this transparent plastics push-off pin easy deformation, thereby it can't be stood well directly.

Sweet strange people's such as (Gange) United States Patent (USP) discloses a kind of connector push-off pin (connector ejector lever) of tool photoconductive tube for the 7th, 494, No. 365.This connector push-off pin is installed at least one of first end and second end in the mode that pivots, and it is fabricated tool one perforate, and wherein a photoconductive tube extends in this perforate and aims at an inefficacy indicator light.Usually after extension board was installed, this connector push-off pin promptly should be fixed on the position.Yet after extension board was installed, the connector push-off pin generally still can be freely movable in can examining the scope of knowing, thereby still possibly can't the alignment failure indicator light to make the connector push-off pin.Because photoconductive tube can pivot along with the connector push-off pin, so photoconductive tube also can't be aimed at the inefficacy indicator light all the time.

In addition, aforesaid photoconductive tube technology only can be used in the standard DIMM socket of short internal memory of planting.And in using the computing system of high DIMM socket, between the often over head and ears high memory plate of connector push-off pin, and the technical staff is difficult for from the connector push-off pin that makes up according to aforesaid photoconductive tube technology, see the state that the inefficacy indicator light shows.Usually, be the purpose of handled easily, can design the trip mechanism that is different from the employed connector push-off pin of general standard DIMM socket in the high DIMM socket.And in this trip mechanism, the connector push-off pin often can't see from the external world, makes that the leaded light of connector push-off pin of the aforementioned light pipe technology of tool can't be seen.

Therefore, a kind ofly overcome the problems referred to above and can make the easily observed electric connector of indicator light, just waited in expectation to heavens.

Summary of the invention

A purpose of the present invention provides the electric connector of a tool photoconductive tube.High temperature when this photoconductive tube can not be subjected to pb-free solder influences, and can guide the luminous of the status lamp that is placed in the other or below of high DIMM socket.

For reaching above-mentioned purpose, be provided according to a kind of electric connector of one embodiment of the invention.The contiguous status lamp of this electric connector, it comprises a housing and a photoconductive tube.Housing comprises a first end and a second end that is oppositely arranged, and housing by construction with electric and mechanical connection one circuit board, contiguous this first end of this status lamp wherein.Photoconductive tube comprises an elongate body, a strutting piece and a holder.Body by construction with the status lamp optical coupled, with the guiding status lamp luminous.Strutting piece is arranged on the body, and it is configured as by this first end and props up, and supports this body and is erected in by this first end.Holder is arranged at this body, its by construction so that body is immobilizated in first end.

Because adopt above technical scheme, electric connector provided by the invention comprises a pair of photoconductive tube.Photoconductive tube is erected in by the both ends of housing of electric connector accordingly, makes that being arranged at other or beneath the luminous of status lamp of electric connector can easily be examined.Each photoconductive tube comprises a strutting piece and a holder.By strutting piece, each photoconductive tube can be supported by the top of respective end on the housing, and utilizes holder, and each photoconductive tube can engage with respective end and by fixing.By the help of photoconductive tube provided by the invention, can be checked easily by buried status lamp between high DIMM, and high welding temperature can not have influence on the visibility of status lamp.

Above sketch out technical characterictic of the present invention and advantage are obtained preferable understanding thereby hereinafter the present invention is described in detail.Other technical characterictic and the advantage that constitute claim protection range of the present invention will be described in hereinafter.The technical staff in the technical field of the invention should understand, and hereinafter the notion of Jie Shiing can be used as the basis with specific embodiment and revised quite easily or design other structure and realize the purpose identical with the present invention.The technical staff in the technical field of the invention also should understand, and the modification of this class equivalence also can't break away from the spirit and scope of the present invention that claims propose.

Description of drawings

Fig. 1 is the schematic perspective view of the electric connector of demonstration one embodiment of the invention;

Fig. 2 is the schematic perspective view of the electric connector that impeller is not installed of demonstration one embodiment of the invention;

Fig. 3 is the perspective exploded view of Fig. 1;

Fig. 4 is the end of demonstration one embodiment of the invention and the stereo amplification figure of a separated light conduit and strutting piece and holder;

Fig. 5 is an end of demonstration one embodiment of the invention and another stereo amplification figure of a separated light conduit and strutting piece and holder;

Fig. 6 is the photoconductive tube of demonstration one embodiment of the invention and the combination schematic perspective view of an end;

Fig. 7 makes up schematic perspective view for another of the combination of the photoconductive tube that shows one embodiment of the invention and an end;

Fig. 8 is the end view of Fig. 7;

Fig. 9 is along the schematic cross-section of X-X face line among Fig. 8;

Figure 10 is along the schematic cross-section of Y-Y face line among Fig. 8;

Figure 11 is the schematic perspective view of the vertical reflector of demonstration one embodiment of the invention;

Figure 12 is the vertical reflector of demonstration one embodiment of the invention and the schematic perspective view of status lamp;

Figure 13 is for showing the schematic perspective view of photoconductive tube of status lamp that is used to be placed on the below, end of one embodiment of the invention;

Figure 14 is for showing the bottom schematic view of photoconductive tube of status lamp that is used to be placed on the below, end of one embodiment of the invention;

Figure 15 is a separated light conduit that shows one embodiment of the invention and the schematic perspective view that places the beneath status lamp in an end;

Figure 16 is the schematic perspective view of a right angle reflector of demonstration one embodiment of the invention;

Figure 17 is another schematic perspective view of a right angle reflector of demonstration one embodiment of the invention;

Figure 18 is the front view of Figure 16.

The main element symbol description:

1 electric connector

2 printed circuit board (PCB)s

3 status lamps

4 photoconductive tubes

5 terminals

6 status lamps

11 housings

12 top fasteners

13 impellers

41 bodies

42 strutting pieces

43 holders

45 kinks

44 vertical reflectors

46 right angle reflectors

47 optical display units

111 first ends

112 the second ends

113 plate slots

114 end walls

115 sidewalls

116 perforates

121 pivots

122 stems

123 supporting parts

124 latching portion

131 bottoms

411 prop up part

421 support portions

422 latches

431 holding sections

441 high glaze faces

442,443 texture inclined-planes

461 surfaces

462 recesses

463 bottom surfaces

464 inner surfaces

1141,1152 grooves

1151,1154 recesses

1153 guide end

4111 bottom surfaces

4311 fastening ends

4312 protrude out end

4313,4314 positioning convex strips

4315 lines of rabbet joint

43111 medial surfaces

43112 top edges

Embodiment

As Fig. 1 and shown in Figure 2, electric connector 1 is placed on the printed circuit board (PCB) 2, and two condition lamp 3 is adjacent to the end of the relative first end 111 and the second end 112 of housing 11 respectively.Housing 11 comprises a plate slot 113, this plate slot 113 by construction with up, to receive with respect to printed circuit board (PCB) 2 upright circuit boards (not illustrating) of settling.In first end 111 and the second end 112 each, the top fastener 12 of a combination is arranged at wherein, top fastener 12 settle in the mode that pivots and by construction with breech lock with will insert circuit board (not illustrating) and withdraw from.The electric connector 1 of present embodiment by construction to accept high duplicate rows memory module (DIMM), so a pair of high impeller 13 is used to rotate corresponding top fastener 12, be beneficial to the insertion circuit board is withdrawed from, wherein impeller 13 is settled on first end 111 and the second end 112 with being supported.

The spy's, as shown in Figure 3, many butts 5 is provided with at plate slot 113 peripheries, and in electric and mode mechanical connection, connects the circuit board that is inserted in plate slot 113 in inside.The gusset of first end 111 and the second end 112 is all an end wall 114 and two side 115 is defined.Therein, top fastener 12 is accommodated accordingly.Each top fastener 12 comprises pair of pivot 121, and pivot 121 is arranged at the respective side surface of top fastener 12, but top like this fastener 12 pivoting actions.Each top fastener 12 comprises a stem 122 in addition, and stem 122 is connected with the bottom 131 with corresponding impeller 13 by construction.When being used to withdraw from the strength of inserting circuit board and putting on impeller 13, bottom 131 can promote corresponding stem 122, and allows top fastener 12 rotate.Top fastener 12 in the rotation, its supporting part 123 can be passed the insertion limit of inserting on the circuit board, withdraws from will insert circuit board.Top fastener 12 more comprises a latching portion 124, and latching portion 124 can engage the insertion circuit board, is extracted by accident to avoid inserting circuit board.

With reference to Fig. 2 and shown in Figure 3, owing to have high impeller 13, the status lamp 3 of therefore contiguous electric connector 1 is not easy in sight.Than the height of impeller 13, top fastener 12 makes its mated condition lamp 3 because of it is highly low and difficult, to allow the technical staff can easily see the luminance of status lamp 3.In addition, each top fastener 12 is positioned at the below of impeller 13, make top fastener 12 to be seen from extraneous, so top fastener 12 can't be used as a photoconductive tube.Luminous for the technical staff can be seen, a pair of photoconductive tube 4 is provided.Two photoconductive tubes 4 neighbour are respectively established first end 111 and the second end 112, and along corresponding impeller 13 other standing.Each photoconductive tube 4 with the corresponding status lamp 3 of optical coupled, so can be sent to the position near the end of impeller 13 with the luminous photoconductive tube 4 that passes through of status lamp 3 by construction.So arrange, the luminous of status lamp 3 can be checked easily by the technical staff.Status lamp 3 can be light-emitting diode.Each status lamp 3 by construction to show the state of circuit board adjacent thereto.For example, when inserting the circuit board inefficacy, status lamp 3 can be activated (opening), with the warning technical staff.

To shown in Figure 7, illustrative herein embodiment mainly focuses on the description of first end 111 with reference to Fig. 4; Yet same description is applicable to the second end shown in Figure 3 112.The photoconductive tube 4 that the present invention discloses comprises an elongate body 41, a strutting piece 42 and a holder 43.Body 41 by construction with a status lamp 3 optical coupled, be directed to the other end with a luminous end from body 41 with this status lamp 3.It is other that body 41 is erect first end 111 supportedly.Body 41 has a strutting piece 42, makes when body 41 is placed in the top of first end 111, and first end 111 can support photoconductive tube 4 (shown in Fig. 6 and 7) by strutting piece 42.

With reference to shown in Figure 4, strutting piece 42 can comprise a pair of support portion 421, and wherein two support portions 421 are to extend on the contrary outwardly away from each other on the horizontal direction.Each strutting piece 42 can comprise a latch that protrudes out 422 downwards, and this latch 422 is arranged at the end of corresponding this support portion 421.Accordingly, the top of first end 111, the place settling support portion 421 can be provided with the perforate 116 of cooperation, after settling at strutting piece 42, receives corresponding latch 422.Go up on the one hand, latch 422 can make photoconductive tube 4 with respect to first end 111 with cooperating of perforate 116, suitably contraposition of quilt after installation.

Extremely shown in Figure 7 referring again to Fig. 4, holder 43 can comprise a pair of holding section 431, wherein two holding sections 431 by construction with the side direction of this body 41 certainly and oppositely extend each other, and extend according to the outer margin contour of this first end 111 two holding sections 431, makes the end of two holding sections 431 can stretch and to corresponding sidewall 115.Be provided with a fastening end 4311 and near the end of each holding section 431 in side direction and relative position and protrude out end 4312.Shown in present embodiment, protrude out the below that end 4312 is arranged at fastening end 4311.Each fastening end 4311 comprises a location raised line 4313, and this positioning convex strip 4313 inwardly protrudes out from a surface, and wherein when photoconductive tube 4 was settled, this surface was close to first end 111.Protrude out end 4312 and also comprise a location raised line 4314, positioning convex strip 4314 also inwardly protrudes out from a surface, and wherein when photoconductive tube 4 was settled, this surface was close to first end 111.Two positioning convex strips 4313 and 4314 can align in vertical direction.

Correspondingly, each sidewall 115 tools one recess 1151, recess 1151 is formed on the surface of sidewall 115, and as shown in Figure 6, the big I of recess 1151 is accommodated corresponding fastening end 4311.Especially, as shown in figure 10, the medial surface 43111 of each fastening end 4311 protrudes to the inside, makes this medial surface 43111 can be accommodated in the recess 1151, and but the part contact of the top edge 43112 of fastening end 4311 defines the top margin of corresponding recess 1151, so can avoid photoconductive tube 4 to be pulled out.

To shown in Figure 10, in photoconductive tube 4 installation processes, when the corresponding sidewall 115 of medial surface 43111 contacts of fastening end 4311, paired holding section 431 can be pushed open or be out of shape slightly with reference to Fig. 8.4311 when being placed in corresponding recess 1151 in the fastening end, and the holding section 431 of distortion can revert to original state.At this moment, the medial surface 43111 of fastening end 4311 can reside in the corresponding recess 1151, and an edge that makes fastening end 4311 be defined this recess 1151 limits (shown in Fig. 9 and 10).Therefore, photoconductive tube 4 can't be pulled out along the plant direction or the direction of vertically planting.

With reference to shown in Figure 4, groove 1152 cooperates corresponding positioning convex strips 4313 and is formed on each sidewall 115, groove 1152 by construction to guide corresponding positioning convex strip 4313 and 4314.Groove 1152 can be along a side setting of recess 1151.Groove 1152 can have a guide end 1153, enters groove 1152 with guiding positioning convex strip 4313 and 4314.

Join shown in Figure 4ly again,, another recess 1154 can be set protruding out on the path of inserting in end 4312 and fastening end 4311.Recess 1154 can comprise a surface, wherein should tilt toward recess 1151 from the top of first end 111 on the surface, can allow insertion more or less freely whereby.When the setting of this recess 1154 can allow fastening end 4311 by recess 1154, holding section 431 elastically deformables and guided by recess 1154, and insert required strength and also can so and reduce.

In addition, a line of rabbet joint 4315 can be formed at the end of each holding section 431, so fastening end 4311 with protrude out end 4312 and can flexibly be moved respectively.

In addition, with reference to Fig. 5 and shown in Figure 11, on the end wall 114 of first end 111, a upright groove 1141 that is provided with can be set.Groove 1141 is by the body 41 of construction with reception photoconductive tube 4.The lateral contour of groove 1141 can match with a cross section that props up part 411 of photoconductive tube 4, so that after photoconductive tube 4 was installed, body 41 can grip for part by first end 111.As shown in figure 11, in the present embodiment, the cross section that props up part 411 is polygon-shaped.

With reference to shown in Figure 12, status lamp 3 is arranged at first end 111 other and adjacent end wall 114.This body 41 is provided with a vertical reflector 44 in the end near status lamp 3, and vertical reflector 44 is gone into body 41 by construction with the luminous introduction that status lamp 3 is made progress.As shown in figure 11, the shape of vertical reflector 44 tools such as mound mirror, vertical reflector 44 comprises a flat high glaze face 441 (high gloss surface), wherein high glaze face 441 flatly is arranged at status lamp 3 tops.On high glaze face 441, can form the multiple tracks grooving.At the rear of high glaze face 441, a texture inclined-plane (textured inclined surface) 442 can be set, texture inclined-plane 442 is passed through the light of high glaze face 441 with reflection by construction.On texture inclined-plane 442, can form the multiple tracks grooving, to strengthen the light reflection.Another texture inclined-plane 443 is arranged at body 41 belows and the inclined-plane 442 that parallels to the grain, and texture inclined-plane 443 with the reflection ray of reflection from texture inclined-plane 442, is entered body 41 by construction.In the same manner, the multiple tracks grooving can be formed at texture inclined-plane 443.Except that two texture inclined-planes 442 and 443, the light reflection efficiency can be improved thus by veining (textured) in the surface near vertical reflector 44 on the side of vertical reflector 44 and the body 41.

With reference to shown in Figure 3, each body 41 can have multistage kink 45, and kink 45 is used to change the light direct of travel in the body 41.For reflecting the light that advances more efficiently, the surface of kink 45 can be by veining.On the top of each body 41, optical display unit 47 can be set, to allow the technical staff can see the luminous of corresponding status lamp 3.

With reference to Fig. 3 and shown in Figure 4, installation photoconductive tube 4 to housing 11 is just to carry out after terminal 5 welding in being contained in housing 11 are finished.Originally, top fastener 12 is switched on the position of locking.Then, allow positioning convex strip 4313 and 4314 guidings, each photoconductive tube 4 is planted, up to the fastening end 4311 and protrude out end 4312 and be placed in the corresponding recess 1151 according to groove 1152.

To shown in Figure 15, on crowded printed circuit board (PCB), may there be extra room can arrange status lamp with reference to Figure 13.Under this situation, status lamp 6 can show as Figure 14 and Figure 15, be arranged under the first end 111.Be the lateral direction light emission of collection status lamp 6, right angle reflector 46 end near status lamp 6 on body 41 can be set.With reference to Figure 16 and Figure 18, right angle reflector 46 has a surface 461 and one recess 462.Surface 461 is towards status lamp 6, and recess 462 is formed at this surface 461.Recess 462 is defined by the inner surface 464 of a plurality of inclinations, and wherein inner surface 464 can be the high glaze face.The bottom surface 4111 of propping up part 411 also can be the high glaze face, to promote the importing of light.The bottom surface 463 of right angle reflector 46 can be the inclined-plane of veining,, can form multiple tracks grooving (as shown in figure 17) thereon, to promote light reflectivity.Part surface near right angle reflector 46 on the back side of right angle reflector 46 and the body 41 can be improved the light reflection efficiency thus by veining.

In sum, the invention provides an electric connector.Electric connector comprises a pair of photoconductive tube.Photoconductive tube is erected in by the both ends of housing of electric connector accordingly, makes that being arranged at other or beneath the luminous of status lamp of electric connector can easily be examined.Each photoconductive tube comprises a strutting piece and a holder.By strutting piece, each photoconductive tube can be supported by the top of respective end on the housing, and utilizes holder, and each photoconductive tube can engage with respective end and by fixing.By the help of photoconductive tube provided by the invention, can be checked easily by buried status lamp between high DIMM, and high welding temperature can not have influence on the visibility of status lamp.

Technology contents of the present invention and technical characterstic disclose as above, yet person skilled in the art scholar still may be based on teaching of the present invention and announcement and done all replacement and modifications that does not deviate from spirit of the present invention.Therefore, protection scope of the present invention should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present invention and modifications, and is contained by the scope of claims.

Claims (20)

1. an electric connector is close to a status lamp, it is characterized in that, comprises:

One housing comprises the first end and the second end that are oppositely arranged, and with electric and mechanical connection one circuit board, wherein this status lamp is close to this first end to this housing by construction; And

One photoconductive tube comprises:

One elongate body, by construction with this status lamp optical coupled, to guide the luminous of this status lamp;

One strutting piece is arranged on this body, and is configured as by this first end and props up, and supports this body and is erected in by this first end; And

One holder is arranged at this body, and by construction so that this body is immobilizated in this first end.

2. according to the described electric connector of claim 1, it is characterized in that this strutting piece comprises two support portions, respectively this support portion can be connected to the top of this first end mutually, and wherein said support portion is to extend on the contrary outwardly away from each other on the horizontal direction.

3. electric connector according to claim 2, it is characterized in that, respectively this support portion comprises a latch that protrudes out downwards, this latch is arranged at the end of corresponding this support portion, and respectively this first end comprises the perforate that cooperates with described latch, wherein said perforate is arranged at this top of this first end, and by construction to receive corresponding described latch.

4. according to arbitrary described electric connector in the claim 1 to 3, it is characterized in that this holder comprises two holding sections, described holding section by construction with the side direction of this body certainly and oppositely and according to the outer margin contour of this first end extend each other.

5. electric connector according to claim 4 is characterized in that, this first end comprises two side and two first recesses, and this two first recess is formed on corresponding this two side; Respectively this holding section more comprises a fastening end, and this fastening end and corresponding first recess are equipped with; And respectively this fastening end comprises to projecting inward medial surface, wherein this medial surface by construction to be contained in this corresponding first recess.

6. electric connector according to claim 5, it is characterized in that, respectively this sidewall comprises one first groove, and respectively this fastening end comprises one first positioning convex strip, this first positioning convex strip and this first groove fit setting, and when this photoconductive tube was installed, this first positioning convex strip can move at this first groove.

7. electric connector according to claim 6, it is characterized in that, respectively this holding section more comprises one and protrudes out end, this protrudes out end and is oppositely arranged below this fastening end, respectively protrude out end and comprise one second positioning convex strip, this second positioning convex strip and this first groove fit setting, and when this photoconductive tube was installed, this second positioning convex strip can move at this first groove.

8. electric connector according to claim 7 is characterized in that, this first groove comprises a guide end, this guide end by construction so that this first positioning convex strip and this second positioning convex strip plant easily.

9. electric connector according to claim 8 is characterized in that, respectively this sidewall more comprises one second recess, and this second recess comprises a surface, wherein should tilt between this first recess from this top of this first end on the surface.

10. electric connector according to claim 9, it is characterized in that, this body comprises and props up part, and this first end comprises an end wall, this end wall comprises upright second groove that is provided with, this second groove is propped up part by construction to accommodate this, and wherein this cross section that props up part matches with the lateral contour of this second groove.

11. electric connector according to claim 10 is characterized in that, respectively the end of this holding section comprises a line of rabbet joint.

12. electric connector according to claim 11, it is characterized in that, this status lamp is arranged at by this first end, and this body of this photoconductive tube comprises a vertical reflector, this vertical reflector is arranged at this status lamp top, and by construction with receive and reflection luminous from this of this status lamp so that this luminous this body that enters.

13. electric connector according to claim 12 is characterized in that, this vertical reflector comprises:

One high glaze face is positioned at this status lamp top;

One first texture inclined-plane is arranged at the rear of this high glaze face, enters the light of this high glaze face with reflection; And

One second texture inclined-plane is parallel to this first texture inclined-plane setting, and by construction being reflected into this body from the reverberation on this first texture inclined-plane.

14. electric connector according to claim 13 is characterized in that, any one in this first texture inclined-plane and this second texture inclined-plane comprises the parallel grooving of multiple tracks.

15. electric connector according to claim 11, it is characterized in that, this status lamp is arranged at the below of this first end, and this body of this photoconductive tube comprises a right angle reflector, this right angle reflector is arranged at by this status lamp, and by construction with receive and reflection luminous from this of this status lamp so that this luminous this body that enters.

16. electric connector according to claim 15 is characterized in that, this right angle reflector comprises:

One high glaze face is towards this status lamp;

One recess is formed on this high glaze face; And

A plurality of inner surfaces, in order to define this recess, wherein said inner surface is a high-gloss surface.

17. electric connector according to claim 16 is characterized in that, the back side of this right angle reflector is by veining.

18. electric connector according to claim 17 is characterized in that, this bottom surface of propping up part is a high-gloss surface.

19. electric connector according to claim 1 is characterized in that, this body comprises the multistage kink, and the surface of described kink is by veining.

20. electric connector according to claim 1 is characterized in that, more comprises:

A pair of top fastener is arranged at corresponding this first end and this second end in the mode that pivots; And

A pair of impeller, by construction with the application of force, to promote this top fastener.

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