CN110071384A

CN110071384A - Bayonet connector

Info

Publication number: CN110071384A
Application number: CN201810064910.4A
Authority: CN
Inventors: 陈振源
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2018-01-23
Filing date: 2018-01-23
Publication date: 2019-07-30
Anticipated expiration: 2038-01-23
Also published as: CN110071384B

Abstract

A kind of bayonet connector includes an elongated insulation shell and multiple conductive terminals.The insulation shell extends in a length direction, and has and be spaced each other a terminal mounting wall that is opposite and extending in the length direction and a limited wall and connect the terminal mounting wall and two end walls of the limited wall at the length direction both ends respectively, and the terminal mounting wall, the limited wall and two end walls are collectively formed in a short transverse positioned at a tip cutting junction of two opposite sides and a bottom mounting surface and define a card edge slot jointly, the opening of the card edge slot is formed in the tip cutting junction, wherein the limited wall at least partly region is lower than the terminal mounting wall in the height of the short transverse.Multiple conductive terminals are set to the terminal mounting wall with being arranged in a row in length direction.

Description

Bayonet connector

Technical field

The present invention relates to a kind of electric connector more particularly to a kind of bayonet connectors.

Background technique

Card edge can be placed in the plug-in card of bayonet connector by the bayonet connector of an existing type with different insertion angles Slot.Such as TaiWan, China number of patent application TW099218311 (Chinese patent corresponds to case application number CN201120162938.5) is public A kind of electric connector is opened, it includes the insulating base frame for being equipped with the link slot that supplied for electronic card insertion is set, which is arranged in level When on the circuit board put, the opening of link slot is facing forward, and is equipped with conductive terminal in the two sides up and down of link slot.Link slot be by Inclination extends toward rear side and down for the front side of insulation shell, for the oblique insertion of electronic card, then rotates to horizontal position and adds With fixation.However when manufacturing the insulating base frame to higher with the shape technology difficulty of the integrally formed link slot of mold, and It will increase the cost of mold design and manufacture.And when electronic card insertion link slot and the turn Shi Huiyu link slot in link slot Entire wall surface contact, generate biggish frictional resistance.

Furthermore such as (Chinese patent corresponds to case application number to TaiWan, China number of patent application TW102220485 CN201320624144.5) a kind of bayonet connector is disclosed, it includes insulating body and set on the metalwork of insulating body, insulation Ontology has card slot, limits plug-in card position jointly in a first direction and a second direction by metalwork and insulating body, Make electronic card insertion card slot can the turn between second direction in a first direction, and be selectively secured at a position therebetween On.Although when being inserted into card slot, only fraction and metal pieces into contact can substantially reduce frictional resistance to electronic card, because Metalwork needs to assemble with insulating body, and increases the program of assembling.

In addition, existing bayonet connector is equipped with conductive terminal in the two sides of card slot mostly, and insulation shell is in card insertion The wall surface of slot two sides is contour, keeps space shared by the volume of bayonet connector entirety larger, application it is upper still have be not inconsistent demand and Need to be improved place.

Summary of the invention

Therefore, one of purpose of the invention is to provide a kind of card edge that can solve an aforementioned at least problem Connector.

Then, bayonet connector of the present invention is comprising an elongated insulation shell and multiple to lead in some embodiments Electric terminal.The insulation shell extends in a length direction, and has and be spaced each other one end opposite and in length direction extension Sub- mounting wall and a limited wall and the terminal mounting wall and two end walls of the limited wall are connected at the length direction both ends respectively, And the tip cutting for being located at two opposite sides in a short transverse is collectively formed in the terminal mounting wall, the limited wall and two end walls Junction and a bottom mounting surface simultaneously define a card edge slot jointly, and the opening of the card edge slot is formed in the tip cutting junction, wherein should Limited wall at least partly region is lower than the terminal mounting wall in the height of the short transverse.Multiple conductive terminals are along the length Direction is set to the terminal mounting wall with being arranged in a row.

In some embodiments, which has two first ends for being separately connected two end walls, should Limited wall has two the second ends for being separately connected two end walls, which, which has, is located at the length direction two Two guidings at end limit groove portion, and each guiding limit groove portion is defined jointly by corresponding end wall, first end and the second end, To be suitable for when the card insertion of an electronic module enters the card edge slot, groove portion is limited by multiple guidings and limits the electronic die Block be stuck in relative to short transverse inclination be close to a first position of the terminal mounting wall with compared to the first position phase Angle between a second position lesser for the tilt angle of the short transverse is inserted into the card edge slot.

In some embodiments, which also has between two first ends and is equipped with multiple institutes A terminal setting unit of conductive terminal is stated, which also has between two the second ends and in the short transverse Height is lower than a short wall portion of two the second ends, and the short wall portion is opposite with the terminal setting unit and to constitute the limited wall Height is lower than the region of the terminal mounting wall, and forms the limited wall and one lacked by the tip cutting junction the short transverse is recessed Mouthful.

In some embodiments, which has the inner wall towards the terminal mounting wall, and the limited wall exists Inside contracted compared at two the second ends toward the direction for leaving the terminal mounting wall at the inner wall, the limited wall also have by Multiple spacing block sets being intervally installed that the inner wall is protruded towards the terminal mounting wall, multiple spacing block sets are in face To the terminal mounting wall side profile and two the second ends be located at and multiple spacing block set sustained height positions portion Split-phase cooperation, and multiple spacing block sets are slightly inside contracted compared with two the second ends toward the direction for leaving the terminal mounting wall, Each spacing block set, which has, towards the tip cutting junction and moves closer to what the terminal mounting wall direction was obliquely extended by the inner wall One beveled edge face and the rim surface extended by the beveled edge facing towards the tip cutting junction.

In some embodiments, which, which also has, connects the terminal mounting wall and the limited wall and is located at the card One bottom wall of the open opposite sides of edge slot, and the bottom wall respectively corresponds opening for multiple spacing block set positions with multiple Hole.

In some embodiments, which has close to the bottom mounting surface and the one of short transverse extension Mounting wall, which is faced directly and faced directly by the mounting wall, towards the tip cutting junction and gradually leaves the direction of the limited wall is obliquely extended one Mounting wall inclined-plane, the profile of the terminal setting unit towards the limited wall side matched with two first ends and compared to this two It is slightly inside contracted at a first end toward the direction for leaving the limited wall.

In some embodiments, multiple first ends are formed in the height side towards multiple second end sides To the one first of extension face directly and by this first face top side directly towards the tip cutting junction and gradually leave the limited wall direction it is oblique To one first inclined-plane of extension, multiple the second ends form in the same direction with first inclined-plane towards multiple first end sides It one second inclined-plane that extends and one second is faced directly towards the tip cutting junction what the short transverse extended by the second inclined-plane top side, Second inclined-plane bottom mounting surface closer compared to first inclined-plane and make position in different height in the short transverse It is staggered the card of the electronic module is guided and be limited in the first position jointly, this second is faced directly and first face directly compared to this The closer tip cutting junction and make to be staggeredly located out jointly by the electronic module in different height in the short transverse Card guiding and limit are in the second position.

In some embodiments, multiple the second ends towards multiple first end sides also formed by this second Face the guiding face that top side is obliquely extended to the tip cutting junction towards the direction for gradually leaving the terminal mounting wall directly.

In some embodiments, also comprising at least one set on the middle of the limited wall and outside the card edge slot Plate fixing piece, to be suitable for being weldingly fixed on a circuit board.

In some embodiments, each conductive terminal have expose the bottom mounting surface a base portion, protrude into the card edge insert One contact portion of slot, and an elastic arm of the base portion Yu the contact portion is connected, the elastic arm is by being collectively formed closed circulation One in elastic arm and an outer elastic arm constitute, and the interior elastic arm and the outer elastic arm respectively formed it is corresponding by the base portion towards the limited wall Extend and reversely bent towards the tip cutting junction in end a bottom reflexed section, by the bottom reflexed section end towards the tip cutting junction And the direction for gradually leaving the limited wall be obliquely extended one first oblique section, by first oblique section of end towards the limited wall The top reflexed section that reversed bending extends, and towards the bottom mounting surface and the limited wall is moved closer to by the top reflexed section end Direction is obliquely extended and connects one second oblique section of the contact portion in end.

In some embodiments, the interior elastic arm and the spacing of the outer elastic arm between different sections are inconsistent, and this is interior Elastic arm is also inconsistent in the width of different sections from the outer elastic arm.

The present invention at least has effects that following: by the height in limited wall at least part region lower than terminal mounting wall with Form that power supply submodule utilizes allows bit space, can reduce the receptacle location of the main body of electronic module.And conductive terminal is only Setting, without being arranged in limited wall, also reduces the volume of bayonet connector entirety in terminal mounting wall.

Detailed description of the invention

Other features of the invention and effect will be clearly presented in the embodiment referring to attached drawing, in which:

Fig. 1 is that an embodiment of bayonet connector of the present invention is installed on a perspective view of a circuit board；

Fig. 2 is the view at another visual angle of Fig. 1；

Fig. 3 is a stereogram exploded view of the embodiment；

Fig. 4 is a stereogram exploded view of the embodiment；

Fig. 5 is a top view of the embodiment；

Fig. 6 is the cross-sectional view that the VI-VI straight line in Fig. 5 is taken；

Fig. 7 is the cross-sectional view that the VII-VII straight line in Fig. 5 is taken；

Fig. 8 be illustrate the card edge of an electronic module be inserted in the card edge slot of the embodiment and be located at first position when with lead The cross-sectional view of the relationship of lead position groove portion；

Fig. 9 is to illustrate card edge when the card edge of the electronic module is inserted in the card edge slot of the embodiment and is located at first position With the cross-sectional view of spacing block set and the relationship of terminal setting unit；

Figure 10 be illustrate the card edge of the electronic module be inserted in the card edge slot of the embodiment and be located at the second position when with The cross-sectional view of the relationship of guide wire position groove portion；

Figure 11 is to illustrate card when the card edge of the electronic module is inserted in the card edge slot of the embodiment and is located at the second position The cross-sectional view of the relationship of edge and spacing block set and terminal setting unit；

Figure 12 is to illustrate that the card edge of the electronic module is inserted in the card edge slot of the embodiment and is located at first position and the When between two positions with the cross-sectional view of the relationship of guide wire position groove portion；

Figure 13 is to illustrate that the card edge of the electronic module is inserted in the card edge slot of the embodiment and is located at first position and the The cross-sectional view of the relationship of card edge and spacing block set and terminal setting unit when between two positions；

Figure 14 is the cross-sectional view that the XIV-XIV straight line in Fig. 5 is taken；

Figure 15 is the side view for illustrating a conductive terminal of the embodiment；

Figure 16 is the stereogram exploded view for illustrating multiple conductive terminal ordered states of the embodiment；

Figure 17 is the view at another visual angle of Figure 16；

Figure 18 is the partial perspective cutaway view for illustrating the conductive terminal and insulation shell assembled relation of the embodiment；

Figure 19 is analogous to the sectional perspective exploded sectional view of Figure 18；

Figure 20 is to illustrate that the embodiment is installed on the perspective view of first position for an electronic module inclinedly；

Figure 21 and Figure 22 is to illustrate that the electronic module is installed on the insulation shell and conducting end of first position Yu the embodiment The cross-sectional view of the relationship of son；

Figure 23 is to illustrate the embodiment for an electronic module in the perspective view for being erectly installed on the second position；

Figure 24 and Figure 25 is to illustrate that the electronic module is installed on the insulation shell and conducting end of the second position Yu the embodiment The cross-sectional view of the relationship of son；

Figure 26 is to illustrate that the embodiment is installed between first position and the second position inclinedly for an electronic module Perspective view；

Figure 27 and Figure 28 be illustrate when the electronic module is installed between first position and the second position with the embodiment The cross-sectional view of the relationship of insulation shell and conductive terminal.

Appended drawing reference is as follows:

100 bayonet connectors

1 insulation shell

11 terminal mounting walls

111 first ends

111a first is faced directly

The first inclined-plane 111b

112 terminal setting units

112a mounting wall is faced directly

112b mounting wall inclined-plane

112c terminal groove

112d accommodation groove

12 limited walls

121 the second ends

The second inclined-plane 121a

121b second is faced directly

121c guiding face

122 short wall portions

122a inner wall

123 notches

124 spacing block sets

124a beveled edge face

124b rim surface

13 end walls

131 guide ramps

14 tip cutting junctions

15 bottom mounting surfaces

16 card edge slots

161 guiding limit groove portions

17 bottom walls

171 apertures

18 card slots

2 conductive terminals

21 base portions

22 contact portions

23 elastic arms

Elastic arm in 231

The bottom 231a reflexed section

First oblique section of 231b

231c pushes up reflexed section

Second oblique section of 231d

232 outer elastic arms

The bottom 232a reflexed section

First oblique section of 232b

232c pushes up reflexed section

Second oblique section of 232d

24 holding parts

241 interference convex blocks

25 supporting blocks

251 main parts

252 recess portions

253 protrusions

3 plate fixing pieces

4 circuit boards

5 electronic modules

51 cards

52 main bodys

D1 length direction

D2 short transverse

The first spacing of S1

The second spacing of S2

S3 third spacing

W1 width

W2 width

Specific embodiment

Refering to fig. 1 to Fig. 4, an embodiment of bayonet connector of the present invention is suitably mounted on a circuit board 4, and card edge connects Connecing device 100 includes an elongated insulation shell 1, multiple conductive terminals 2 and multiple insulation shell 1 is fixed on circuit board 4 Plate fixing piece 3.

Insulation shell 1 extends in a length direction D1, and has and be spaced each other relatively and in length direction D1 extension One terminal mounting wall 11 and a limited wall 12, insulation shell 1 connect the terminal mounting wall 11 at the both ends length direction D1 respectively And two end walls 13 of the limited wall 12, and the terminal mounting wall 11, the limited wall 12 and two end walls 13 are collectively formed A bottom mounting surface 15 and a card edge slot 16 is defined positioned at a tip cutting junction 14 of two opposite sides and jointly on one short transverse D2, The opening of the card edge slot 16 is formed in the tip cutting junction 14.Wherein at least partly region of limited wall 12 is in short transverse D2 Height be lower than the terminal mounting wall 11.In the present embodiment, which, which has, is separately connected two end walls 13 Two first ends 111, and between two first ends 111 and be equipped with multiple conductive terminals 2 a terminal be arranged Portion 112.The limited wall 12 has two the second ends 121 for being separately connected two end walls 13, and between two second ends It is lower than a short wall portion 122 of two the second ends 121 between portion 121 and in the height of short transverse D2.The short wall portion 122 With the terminal setting unit 112 relatively and to constitute the region that the height of the limited wall 12 is lower than the terminal mounting wall 11, and make this Limited wall 12 forms a notch 123 recessed in short transverse D2 by the tip cutting junction 14.In the present embodiment, short wall portion 122 height is about 2/3rds or so of 11 height of terminal mounting wall, can be changed according to actual needs.The short wall portion 122 have the inner wall 122a towards the terminal mounting wall 11, and the limited wall 12 at inner wall 122a compared to this It is inside contracted at two the second ends 121 toward the direction for leaving the terminal mounting wall 11.The limited wall 12 also has by the inner wall Multiple spacing block sets 124 being intervally installed that 122a is protruded towards the terminal mounting wall 11.The insulation shell 1, which also has, to be connected It connects the terminal mounting wall 11 and the limited wall 12 and is located at a bottom wall 17 of the open opposite sides of the card edge slot 16, and the bottom wall 17 have multiple apertures 171 for respectively corresponding multiple 124 positions of spacing block set and the second end 121, to mold formed exhausted Spacing block set 124 and the second end 121 easy to form when edge shell 1.The card edge slot 16, which has, is located at the length direction Two guidings at the both ends D1 limit groove portion 161, and each guiding limits groove portion 161 by corresponding end wall 13, first end 111 and the It defines jointly two ends 121.

Refering to Fig. 5 to Fig. 7, specifically, the first end 111 of terminal mounting wall 11 is towards the second end of limited wall 12 What 121 sides were formed in short transverse D2 extension one first faces 111a directly and first is faced directly the top side 111a by this and connect towards the tip cutting The one first inclined-plane 111b that face 14 and the direction for gradually leaving the limited wall 12 are obliquely extended.Terminal setting unit 112 has close The bottom mounting surface 15 and 112a is faced directly in the mounting wall that short transverse D2 extends, and 112a is faced directly towards should by the mounting wall The mounting wall inclined-plane 112b that tip cutting junction 14 and the direction for gradually leaving the limited wall 12 are obliquely extended, the terminal setting unit 112 profile towards 12 side of limited wall matched with two first ends 111 and compared to two first ends 111 at A distance G1 is slightly inside contracted toward the direction for leaving the limited wall 12.The second end 121 of limited wall 12 is towards multiple first ends 111 sides form the one second inclined-plane 121a extended in the same direction with first inclined-plane 111b, are somebody's turn to do by the second inclined-plane top side 121a direction Tip cutting junction 14 one second faces 121b directly what short transverse D2 extended, and second faces the top side 121b directly towards gradually leaving by this The direction of the terminal mounting wall 11 is obliquely extended to a guiding face 121c of the tip cutting junction 14.Two end walls 13 also each idiomorphism At the guide ramp 131 for having similar guiding face 121c.Multiple spacing block sets 124 are in the profile towards 11 side of terminal mounting wall The part for being located at sustained height position with two the second ends 121 matches, and the profile of multiple spacing block sets 124 compared with this two A the second end 121 slightly inside contracts a distance G2 toward the direction for leaving the terminal mounting wall 11.Each spacing block set 124 have by Inner wall 122a is towards the tip cutting junction 14 and moves closer to the beveled edge face that 11 direction of terminal mounting wall is obliquely extended The 124a and rim surface 124b extended by the beveled edge face 124a towards the tip cutting junction 14.In the present embodiment, the rim surface 124b is the vertical surface extended in short transverse, but in the embodiment of a variation also can be the cambered surface of fillet form.

Refering to Fig. 8 and Fig. 9, the second inclined-plane 121a of guiding limit groove portion 161 is relatively leaned on compared to first inclined-plane 111b The nearly bottom mounting surface 15 and make to be staggeredly located out in different height on short transverse D2, to be suitable for jointly by an electronics The card 51 of module 5 (see Figure 20), which is guided and limited, is being close to the one the of the terminal mounting wall 11 relative to short transverse D2 inclination One position.For the sake of for convenience of explanation, Fig. 8 to Figure 13 omits the main body 52 for showing electronic module 5.0 and Figure 11 refering to fig. 1, leads Draw limit groove portion 161 this second face directly 121b compared to this first face the closer tip cutting junction 14 of 111a directly and in the height Make to be staggeredly located out to be suitable for guiding the card 51 of the electronic module 5 jointly and limiting in phase in different height on the D2 of direction The lesser second position of tilt angle compared with the first position relative to short transverse D2.In the present embodiment, this One position is 27 degree relative to the tilt angle of short transverse D2 (direction of i.e. vertical bottom mounting surface 15) for card 51, and this Two positions are 0 degree relative to the tilt angle of short transverse D2 for card 51, even if the also uprightly setting of card 51.Refering to fig. 12 with figure 13, user may be selected the card 51 of electronic module 5 being inserted into card edge with unspecified angle between the first location and the second location Slot 16 can make card 51 be located at the tilt angle between 0 to 27 degree relative to short transverse D2.In other words, by by corresponding The guiding that end wall 13, first end 111 and the second end 121 define jointly limits groove portion 161, can limit the electronic module 5 Card 51 relative to short transverse D2 inclination be close to the first position of the terminal mounting wall 11 with compared to the first position The card edge slot 16 is inserted into relative to the angle between the lesser second position of tilt angle of short transverse D2.And second The guiding face 121c of end 121 and the guide ramp 131 of end wall 13 can will block at the initial stage that will block 51 insertion card edge slot 16s 51 are guided into card edge slot 16.As shown in Figures 9 and 11, by terminal setting unit 112 compared to two first ends 111 It inside contracts and spacing block set 124 is inside contracted compared with two the second ends 121, make the process of the insertion first position of card 51 or the second position not Meeting contact terminal setting unit 112 and spacing block set 124, and can be reduced the contact area of card 51 and insulation shell 1 to reduce friction Resistance.

Refering to fig. 14 to Figure 17, in the present embodiment, each conductive terminal 2 has the base portion for exposing the bottom mounting surface 15 21, it protrudes into a contact portion 22 of the card edge slot 16, connect the base portion 21 and an elastic arm 23, one of the contact portion 22 fixing Portion 24 and the supporting block 25 for connecting base portion 21 and holding parts 24.Other than supporting block 25, conductive terminal 2 is by a metal plate It is stamping, and in the tabular with uniform thickness.Supporting block 25 is that insulating materials is made and in a manner of flush type model (insert molding) after forming directly links together base portion 21 and holding parts 24.The elastic arm 23 is by common shape It is constituted at elastic arm 231 in the one of closed circulation and an outer elastic arm 232, and the interior elastic arm 231 is corresponding with each formation of outer elastic arm 232 Extended by the base portion 21 towards the limited wall 12 and the bottom reflexed section that is reversely bent in end towards the tip cutting junction 14 231a, 232a, the direction for by bottom reflexed section 231a, the 232a end towards the tip cutting junction 14 and gradually leaving the limited wall 12 It is 1 be obliquely extended, first oblique section of 231b, 232b, reversed towards the limited wall 12 by first oblique section of end 231b, 232b Bending extend one top reflexed section 231c, 232c, and by top reflexed section 231c, the 232c end towards the bottom mounting surface 15 and by It is gradually obliquely extended close to the direction of the limited wall 12 and connects second oblique section of 231d, 232d of the contact portion 22 in end. The interior elastic arm 231 has different profiles from the outer elastic arm 232, and the spacing between different sections is inconsistent, such as is pushing up The first interval S 1 between reflexed section 231c, 232c is greater than the second interval S 2 between first oblique section of 231b, 232b, and the Two interval Ss 2 are greater than the third interval S 3 between second oblique section of 231d, 232d.And the width of same elastic arm is also inconsistent, In some sections set in elastic arm 231 width W1 be greater than outer elastic arm 232 width W2, such as top reflexed section 231c, The width W1 of elastic arm 231 is greater than the width W2 of outer elastic arm 232 at 232c.Pass through the width W1 of the interior elastic arm 231 of some sections Outer elastic arm 232 is set with interior elastic arm 231 with the spacing increased, with control greater than the width W2 of outer elastic arm 232 and in some sections The behavior of the flexure of conductive terminal 2 processed, can prevent the excessive deflection of conductive terminal 2, avoid the permanent deformation of conductive terminal 2, And there is vibration resistance and shock proof effect, and steady contact can be generated with the card 51 (see Figure 22) of insertion card edge slot 16 Excellent effect.In addition, spacing block set 124 is located at the opposite of conductive terminal 2, it is capable of the card edge of limiting card 51, prevents warpage, keeps Stable mechanicalness and electric connection between the card edge and multiple conductive terminals 2 of card 51.

6 and Figure 17 refering to fig. 1, supporting block 25 have a main part 251, a recess portion 252 and a protrusion 253, recess portion 252 and Protrusion 253 is located at two opposite sides, and recess portion 252 compared to main part 251 toward close to 253 direction indent of protrusion, and 253 phase of protrusion Protruded compared with main part 251 toward far from 252 direction of recess portion, can make conductive terminal 2 side by side when two neighboring conductive terminal 2 recess portion 252 are complementary structure with protrusion 253 and are against adjacent supporting block 25 reliably together.4, Figure 18 and Figure 19 refering to fig. 1, insulation The terminal setting unit 112 of shell 1 is formed with multiple terminal groove 112c for accommodating conductive terminal 2 respectively and corresponding each terminal groove The accommodation groove 112d, adjacent accommodation groove 112d that 112c forms an accommodating supporting block 25 are to be connected.Conductive terminal 2 is assembled to It is that conductive terminal 2 is placed in terminal groove 112c by bottom mounting surface 15, the holding parts 24 of conductive terminal 2 have one when insulation shell 1 Interfere convex block 241, is interfered with being formed with the wall surface of accommodation groove 112d, conductive terminal 2 is fixed.In the embodiment party of a variation Formula, can also save the structure of supporting block 25 and accommodation groove 112d, and make holding parts 24 and 21 integrally connected of base portion.

Referring again to Fig. 1 and Fig. 3, two end walls 13 of insulation shell 1 and the middle of limited wall 12 are outside card edge slot 16 A card slot 18 is respectively provided with to accommodate plate fixing piece 3.Insulation shell 1 is fixed on electricity to be welded in circuit board 4 by plate fixing piece 3 Road plate 4, wherein be set to limited wall 12 plate fixing piece 3 to reinforce the fixation to insulation shell 1, in the card of electronic module 5 51 (see Figure 20) inclinations reduce card edge when being inserted in card edge slot 16 and limited wall 12 are generated caused by the strength being upturned Influence, and increase the stability that insulation shell 1 is combined with circuit board 4.Certainly, also may be used set on the plate fixing piece 3 of limited wall 12 Be it is multiple, be not limited to this embodiment.

It is that the card 51 of electronic module 5 is assembled with bayonet connector 100 in a manner of oblique cutting and blocks 51 refering to Figure 20 to Figure 22 Card edge is limited in first position relative to short transverse D2 in 27 degree of inclined embodiment party of angle by guiding limit groove portion 161 Formula.Can be formed in the notch 123 of limited wall 12 allows bit space to pass through for the main body 52 of electronic module 5, thus reduces electronics The receptacle location of the main body 52 of module 5.Refering to Figure 23 to Figure 25, it is connect with standing manner with card edge for the card 51 of electronic module 5 The card edge of the assembling of device 100 and card 51 is limited in the second position relative to short transverse D2 in folder by guiding limit groove portion 161 The inclined embodiment in 0 degree of angle.Refering to Figure 26 to Figure 28, be the card 51 of electronic module 5 with first position and the second position it Between tilt angle and bayonet connector 100 assemble embodiment, the card 51 of electronic module 5 is relative to short transverse in figure The specific slanted angle of D2 is 13.5 degree.When by the guiding and limit of guiding limit groove portion 161 for setting electronic module 5, choosing The card edge of electronic module 5 is inserted in card edge slot 16 by the angle selected between the first location and the second location, and energy foundation makes Electronic module 5 is disposed relative to circuit board 4 with demand and preferably uses position.

In conclusion by the height in 12 at least part region of limited wall lower than terminal mounting wall 11 to form supplied for electronic What module 5 utilized allow bit space, can reduce the receptacle location of the main body 52 of electronic module 5.And conductive terminal 2 is provided only on Terminal mounting wall 11 also reduces the whole volume of bayonet connector 100 without being arranged in limited wall 12.In addition, flat The elastic arm 23 of conductive terminal 2 is the double-arm construction of closed circulation and both arms have different profiles, to control conductive terminal 2 Flexure behavior, the excessive deflection of conductive terminal 2 can be prevented, avoid the permanent deformation of conductive terminal 2, and had shatter-proof Dynamic and shock proof effect, and the excellent effect being steadily contacted can be generated with the card 51 of insertion card edge slot 16.

However as described above, only the embodiment of the present invention, when cannot be limited the scope of implementation of the present invention with this, It is all according to simple equivalent changes and modifications made by the claims in the present invention and description, all still belong to the invention patent culvert In the range of lid.

Claims

1. a kind of bayonet connector, includes:

One elongated insulation shell extends in a length direction, and has and be spaced each other relatively and in length direction extension One terminal mounting wall and a limited wall, and the terminal mounting wall and two of the limited wall are connected at the length direction both ends respectively End wall, and the terminal mounting wall, the limited wall and two end walls are collectively formed in a short transverse positioned at two opposite sides One tip cutting junction and a bottom mounting surface simultaneously define a card edge slot jointly, and the opening of the card edge slot is formed in the tip cutting junction, Wherein the limited wall at least partly region is lower than the terminal mounting wall in the height of the short transverse；And

Multiple conductive terminals are set to the terminal mounting wall with being arranged in a row in length direction.

2. bayonet connector as described in claim 1, wherein the terminal mounting wall has two for being separately connected two end walls First end, the limited wall have two the second ends for being separately connected two end walls, which, which has, is located at Two guidings at the length direction both ends limit groove portion, and each guiding limit groove portion is by corresponding end wall, first end and second End is defined jointly, to be suitable for when the card insertion of an electronic module enters the card edge slot, passes through multiple guiding limiting slots Portion limits being stuck in for the electronic module and tilts the first position for being close to the terminal mounting wall relative to the short transverse and compare Angle between a tilt angle lesser second position of the first position relative to the short transverse is inserted into the card edge and is inserted Slot.

3. bayonet connector as claimed in claim 2, wherein the terminal mounting wall also has between two first ends And be equipped with a terminal setting unit of multiple conductive terminals, the limited wall also have between two the second ends and The height of the short transverse is lower than a short wall portion of two the second ends, and the short wall portion is opposite with the terminal setting unit and is structure It is lower than the region of the terminal mounting wall at the height of the limited wall, and forms the limited wall by the tip cutting junction in the height side To a recessed notch.

4. bayonet connector as claimed in claim 3, wherein the short wall portion has the inner wall towards the terminal mounting wall, And the limited wall is inside contracted compared at two the second ends toward the direction for leaving the terminal mounting wall at the inner wall, the limit Position wall also has the multiple spacing block sets being intervally installed protruded by the inner wall towards the terminal mounting wall, multiple described Spacing block set matches in the part that the profile towards the terminal mounting wall side is located at sustained height position with two the second ends It closes, and multiple spacing block sets are inside contracted compared with two the second ends toward the direction for leaving the terminal mounting wall, each limit convex Block have by the inner wall towards the tip cutting junction and move closer to a beveled edge face that the terminal mounting wall direction is obliquely extended and The rim surface extended by the beveled edge facing towards the tip cutting junction.

5. bayonet connector as claimed in claim 4, wherein the insulation shell, which also has, connects the terminal mounting wall and the limit One bottom wall of wall and the open opposite sides positioned at the card edge slot, and the bottom wall respectively corresponds multiple limit convexes with multiple The aperture of block position.

6. bayonet connector as claimed in claim 4, wherein the terminal setting unit has close to the bottom mounting surface and in the height The mounting wall that direction extends is faced directly, and faces the direction for towards the tip cutting junction and gradually leaving the limited wall directly by the mounting wall The mounting wall inclined-plane being obliquely extended, the profile of the terminal setting unit towards the limited wall side are matched with two first ends And it is inside contracted compared at two first ends toward the direction for leaving the limited wall.

7. bayonet connector as claimed in claim 6, wherein multiple first ends are towards multiple second end side shapes It is faced directly at 1 extended in the short transverse first and first is faced directly top side by this towards the tip cutting junction and gradually leave the limit One first inclined-plane that the direction of position wall is obliquely extended, multiple the second ends form towards multiple first end sides and should One second inclined-plane and extended towards the tip cutting junction in the short transverse by the second inclined-plane top side that first inclined-plane extends in the same direction One second face directly, second inclined-plane bottom mounting surface closer compared to first inclined-plane and in not in the short transverse With highly making to be staggeredly located out the card of the electronic module is guided and be limited in the first position jointly, this second is faced directly and compares It first faces the closer tip cutting junction directly in this and makes to be staggeredly located out jointly will in different height in the short transverse The card of the electronic module is guided and is limited in the second position.

8. bayonet connector as claimed in claim 7, wherein multiple the second ends towards multiple first end sides also It is formed and the guiding that top side is obliquely extended to towards the direction for gradually leaving the terminal mounting wall tip cutting junction second is faced directly by this Face.

9. the bayonet connector as described in claim 1 to 8 any item also includes the middle set on the limited wall and is located at An at least plate fixing piece outside the card edge slot, to be suitable for being weldingly fixed on a circuit board.

10. the bayonet connector as described in claim 1 to 8 any item, wherein each conductive terminal, which has, exposes bottom peace One base portion in dress face, the contact portion for protruding into the card edge slot, and connect an elastic arm of the base portion Yu the contact portion, the bullet Property arm be made of elastic arm in closed circulation is collectively formed one and an outer elastic arm, and the interior elastic arm and the outer elastic arm are respectively formed pair The bottom reflexed section for being extended towards the limited wall by the base portion and reversely being bent towards the tip cutting junction in end answered, by the bottom The direction that the limited wall towards the tip cutting junction and is gradually left in reflexed section end be obliquely extended one first oblique section, by this One oblique section of end reversely bends a top reflexed section of extension towards the limited wall, and is pacified by the top reflexed section end towards the bottom Dress face and the direction for moving closer to the limited wall are obliquely extended and connect one second oblique section of the contact portion in end.

11. bayonet connector as claimed in claim 10, wherein the interior elastic arm and the spacing of the outer elastic arm between different sections It is inconsistent, and the interior elastic arm is also inconsistent in the width of different sections from the outer elastic arm.