CN102576959B - Wire-to-board connector - Google Patents
Wire-to-board connector Download PDFInfo
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- CN102576959B CN102576959B CN201080036840.3A CN201080036840A CN102576959B CN 102576959 B CN102576959 B CN 102576959B CN 201080036840 A CN201080036840 A CN 201080036840A CN 102576959 B CN102576959 B CN 102576959B
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- Prior art keywords
- connector
- contact arm
- terminal
- arm portion
- housing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/64—Means for preventing incorrect coupling
- H01R13/642—Means for preventing incorrect coupling by position or shape of contact members
Abstract
A wire-to-board connector is disclosed, comprising a first connector and a second connector. The first connector has a first terminal connected to an electric wire, and a first housing with the first terminal fitted therein. The second connector, mounted on a board, has a second terminal in contact with the first terminal, and a second housing mated with the first housing, with the second terminal fitted in the second housing.
Description
MULTIPLE-BLADE
The application advocate to submit on June 17th, 2009 to Japan Office in No. 2009-144062nd, first Japanese publication, the priority being entitled as " wire pair board connector ".The application also advocate to submit on September 10th, 2009 to Japan Office in No. 2009-209281st, first Japanese publication, the priority being entitled as " wire pair board connector ", wherein patent application 2009-209281 is the part continuation application of patent application 2009-144062.The content whole of these two patent applications is all incorporated to herein.
Technical field
The application generally relates to a kind of wire pair board connector, and more specifically relates to a kind of wire pair board connector preventing position terminal in the inner from damaging.
Background technology
Usually, wire pair board connector is used for electric wire (such as cable) to be connected to circuit board (such as printed circuit board (PCB)).In such wire pair board connector, when wire connector being inserted in the opening of connector for substrate when wire connector tilts to connector for substrate, the housing of wire connector will be pushed to the terminal of connector for substrate, thus, this terminal can be bent downwards or be fractureed in some cases.
Generally speaking, in the assembling process of electric equipment, electronic equipment etc., when wire connector coordinates with the connector for substrate installed on circuit boards, circuit board attaches and is attached on the element of framework and so on, and one end of cable is connected with wire connector and the other end is connected and be attached on the element of another circuit board and so on.In addition, the length of described cable is set to shortest length.Therefore, when making wire connector coordinate with connector for substrate in an assembling process, because do not have enough surpluses during cable distribution, wire connector is inserted in the opening of connector for substrate when wire connector tilts to connector for substrate by operator sometimes.
In superincumbent situation, if the opening of connector for substrate is enough wide, even if the vertical axis tilt of so Y connector for substrate of wire connector, longitudinal turning of wire connector also can be inserted in the opening of connector for substrate.This turning of wire connector housing can be caused to enter into the opening of connector for substrate for this and this turning is pushed to the terminal of connector for substrate.Thus, this terminal is bent downwards or is fractureed.
Therefore, in order to prevent terminal damaged, the technology of a wall elements is set in the opening having been proposed in connector for substrate.One example can be find in the Japanese utility model application of 05-069873 at application number.
Figure 23 is the stereogram of the compounding practice that conventional wire pair board connector is shown.In the figure, a circuit board 991 comprises: a conductive trace, not shown; And a connector for substrate, be arranged on circuit board 991.Described connector for substrate comprises: a plate side body 911, is formed by insulating material; And multiple plate side terminal 961, be arranged in plate side body 911.Plate side terminal 961 is arranged for needle type terminal and with two and is arranged between outer wall element 917.In addition, plate side terminal 961 projects through the bottom surface of each plate side body 911 downwards, and their jag is inserted in the through hole formed in circuit board 991 and is also fixed by modes such as welding simultaneously.
In addition, a line side body 811 is a housing of wire connector for being connected to wire terminations (not shown) and is formed by insulating material.Line side body 811 has multiple terminal and holds opening (not shown), and terminal holds opening and is contained in by line side terminal (not shown) in corresponding terminal accommodation opening.When wire connector coordinates with connector for substrate, the end of corresponding plate side terminal 961 enters into terminal to be held opening and contacts with corresponding line side terminal.
In addition, connector for substrate has the inner wall element 921 be arranged between two row's plate side terminals 961, and wire connector has the overhang 821 outwardly formed from the two ends of line side body 811.When wire connector coordinates with connector for substrate, wire connector tilts to connector for substrate, in the outer wall element 917 that the end comprising overhang 821 of line side body 811 is resisted against plate side body 911 and inner wall element 921.Line side body 811 can be prevented like this to be resisted against the end of plate side terminal 961, and therefore plate side terminal 961 can not be bent downwards or damaged.Line side body 811 has a wall elements and holds opening (not shown), for holding the inner wall element 921 between two row's terminals accommodation openings.
But, in the wire pair board connector of described routine, outer wall element 917 or the space between inner wall element 921 and plate side terminal 961 can not be made to become enough narrow.Therefore, depend on the attitude of wire connector relative to connector for substrate, partial line side body 811 may be resisted against the end of plate side terminal 961, and plate side terminal 961 is bent downwards or fractureed in some cases thus.In order to prevent line side body 811 to be resisted against on plate side terminal 961 perfectly safely, need to make outer wall element 917 or the space between inner wall element 921 and plate side terminal 961 become enough narrow.But in that case, can become too thin around the wall of each terminal accommodation opening in line side body 811, thus forming such line side body 811 is infeasible in practice.
Summary of the invention
Thus, an object of the application is to solve aforementioned conventional wire pair board connector Problems existing and provides a kind of wire pair board connector reliably, described wire pair board connector is by formation one opening and form a protuberance, the first housing can be stoped to enter into the second cooperating recesses of the second connector when the first connector tilts to the second connector, reliably to prevent the second terminal damaged, described opening holds in recess along the extension of cooperation direction at the first contact arm, described first contact arm holds recess for being contained in the first contact arm portion of the first terminal installed in the first housing of described first connector, described protuberance is given prominence to towards one second contact arm portion and is extended abreast with described second contact arm portion from one second terminal protecting wall, described second terminal protecting wall is arranged in the second cooperating recesses of described second connector, the top ridge of described protuberance can enter into the described opening of described first contact arm accommodation recess.
To achieve these goals, the application provides a kind of wire pair board connector, comprising: one first connector, and have the first terminal and one first housing that are connected with an electric wire, described the first terminal is arranged in described first housing; And one second connector, have one second terminal contacted with described the first terminal and one second housing coordinated with described first housing, described second terminal is arranged in described second housing, and described second connector is arranged on a plate; Wherein, described first housing comprises one first contact arm holding parts, described first contact arm holding parts comprises one first contact arm and holds recess, and described first contact arm holds recess and holds one first contact arm portion of described the first terminal and extend along the cooperation direction between described first housing and described second housing; Described first contact arm holds recess and comprises the opening extended along described cooperation direction; Described second terminal comprises one second contact arm portion, and described second contact arm portion extends along described cooperation direction and enters into described first contact arm holds recess, to contact with described first contact arm portion; Described second housing comprises one second cooperating recesses and one second terminal protecting wall, described second cooperating recesses holds described second contact arm portion and allow described first contact arm holding parts to enter, and described second terminal protecting wall to be arranged in described second cooperating recesses and to extend along described cooperation direction; And described second terminal protecting wall comprises a protuberance, described protuberance is given prominence to towards described second contact arm portion, extend abreast and have the top ridge that can enter into described opening with described second contact arm portion.
According to another wire pair board connector of the application, further, described second contact arm portion is a linear bar linear element and described protuberance is just in time in the top of described second contact arm portion, simultaneously described protuberance top ridge near or be resisted against described second contact arm portion.
According to a wire pair board connector again of the application, further, compared with the front end of described second contact arm portion, the front end face of described protuberance is more near the mating surface of described second housing, and the front end face of described protuberance is one towards the described second sweptback inclined-plane of contact arm portion; And compared with the front end of described second contact arm portion, the line stretcher on described inclined-plane is more near the mating surface of described second housing.
According to the another wire pair board connector of the application, further, be provided with multiple described second terminal, and the second contact arm portion of multiple described second terminal arranges along the Width of described second housing; And the bearing of trend of described second terminal protecting wall and described second contact arm portion and orientation are arranged abreast.
According to the another wire pair board connector of the application, further, the width dimensions of described top ridge is the width dimensions being equal to or less than described second contact arm portion.
According to the application, described wire pair board connector has: an opening, described opening is formed as holding along coordinating direction to extend in recess at the first contact arm, and described first contact arm holds recess for holding the first contact arm portion of the first terminal be arranged in the first housing of the first connector; And a protuberance; described protuberance is formed as giving prominence to from the second terminal protecting wall towards the second contact arm portion, extend abreast with the second contact arm portion and have one and can enter into the top ridge that described first contact arm holds the described opening of recess, and described second terminal protecting wall is arranged in the second cooperating recesses of the second connector.Described first housing can be stoped to enter into the second cooperating recesses of described second connector when described first connector tilts to described second connector like this, described second terminal reliably can be prevented thus damaged and improve its reliability.
By understanding following detailed description, above and other object, the feature and advantage of the application can be expressly understood.
Accompanying drawing explanation
In conjunction with the drawings with reference to embodiment below, can understand the application better in structure and operational tissue and mode and more object and advantage, wherein, identical Reference numeral represents identical element, and in the accompanying drawings:
Fig. 1 is the stereogram of the first connector of an embodiment according to the application, and wherein, Figure 1A is the view seen from top of retreading, and Figure 1B is the view seen of oblique upper in the past;
Fig. 2 is the four sides view of first connector of Fig. 1, and wherein, Fig. 2 A is vertical view, Fig. 2 B is rearview, Fig. 2 C is end view and Fig. 2 D is front view;
Fig. 3 is the sectional view of first connector of Fig. 1 and the A-A direction cutaway view of Fig. 2 B;
Fig. 4 is the stereogram of the second connector according to the application's embodiment, and wherein, Fig. 4 A is the view seen from top of retreading, and Fig. 4 B is the view that the past oblique below is seen;
Fig. 5 is the three-face view of second connector of Fig. 4, and wherein, Fig. 5 A is vertical view, Fig. 5 B is front view and Fig. 5 C is end view;
Fig. 6 is the sectional view of second connector of Fig. 4 and the B-B direction cutaway view of Fig. 5 B;
Fig. 7 is the stereogram of first connector of Fig. 1 and second connector of Fig. 4, and wherein, Fig. 7 A is the view seen from the top of retreading of the second connector, and Fig. 7 B is the view seen from the top of retreading of the first connector;
Fig. 8 is the three-face view of first connector of Fig. 1 and second connector of Fig. 4, and wherein, Fig. 8 A is vertical view, Fig. 8 B is the rearview seen from the second connector rear and Fig. 8 C is end view;
Fig. 9 is the sectional view of first connector of Fig. 1 and second connector of Fig. 4, and wherein, Fig. 9 A is the C-C direction cutaway view of Fig. 8 A, and Fig. 9 B is the D-D direction cutaway view of Fig. 8 B;
Figure 10 is the stereogram of the first connector according to another embodiment of the application, and wherein, Figure 10 A is the view that the past oblique upper is seen, and Figure 10 B is the view seen from top of retreading;
Figure 11 is the four sides view of first connector of Figure 10, and wherein, Figure 11 A is vertical view, Figure 11 B is rearview, Figure 11 C is end view and Figure 11 D is front view;
Figure 12 is the sectional view of first connector of Figure 10 and the E-E direction cutaway view of Figure 11 B;
Figure 13 is the stereogram of the second connector according to another embodiment of the application, and wherein, Figure 13 A is the view seen from top of retreading, and Figure 13 B is the view that the past oblique below is seen;
Figure 14 is the three-face view of second connector of Figure 13: Figure 14 A is vertical view, Figure 14 B is front view and Figure 14 C is end view;
Figure 15 is the sectional view of second connector of Figure 13 and the F-F direction cutaway view of Figure 14 B;
Figure 16 is the stereogram of first connector of Figure 10 and second connector of Figure 13, and wherein, Figure 16 A to retread the view seen of top from the second connector, and Figure 16 B to retread the view that below sees from the first connector;
Figure 17 is the three-face view of first connector of Figure 10 and second connector of Figure 13, and wherein, Figure 17 A is vertical view, Figure 17 B is the rearview seen from the first connector rear and Figure 17 C is end view;
Figure 18 is the sectional view of first connector of Figure 10 and second connector of Figure 13, and wherein, Figure 18 A is the G-G direction cutaway view of Figure 17 A and Figure 18 B is the H-H direction cutaway view of Figure 17 B;
Figure 19 is the stereogram of the first connector according to another embodiment of the application, and wherein, Figure 19 A is the view seen from top of retreading, and Figure 19 B is the view that the past oblique upper is seen;
Figure 20 is the three-face view of first connector of Figure 19, and wherein, Figure 20 A is vertical view, Figure 20 B is rearview, Figure 20 C is end view;
Figure 21 is the stereogram of the second connector according to another embodiment of the application, and wherein, Figure 21 A is the view seen from top of retreading, and Figure 21 B is the view that the past oblique below is seen;
Figure 22 is the three-face view of second connector of Figure 21, and wherein, Figure 22 A is vertical view, Figure 22 B is front view and Figure 22 C is end view; And
Figure 23 is the stereogram of the compounding practice that conventional wire pair board connector is shown.
Embodiment
Although the application is easy to have multiple multi-form embodiment, but illustrate to be in the accompanying drawings and be herein only wherein several specific embodiment by what describe in detail, it should be understood that simultaneously, the example that this specification should be considered as the principle of the application illustrates, and the pattern shown by being not intended to the application to be limited to herein.
In the embodiment illustrated, the such as direction such as upper and lower, left and right, front and rear is structure for relatively explaining different parts in the application and motion.When parts are in the position shown in figure, these instructions are appropriate.But if the explanation of position of components changes, so these directions also will correspondingly change.
In the accompanying drawings, the first connector 1 is preferably wire connector, and wire connector is a part for wire pair board connector, and the first connector 1 is connected with the cable end piece with many wires 91.In addition, the first connector 1 coordinates with the second connector 101 (in rear explanation), and preferably, the second connector 101 is connector for substrate, and connector for substrate is another part of wire pair board connector.Second connector 101 is arranged on the surface of a plate of such as circuit board and so on.Although illustrate five wires 91, the quantity of electric wire 91 is variable in each application.In addition, according to the application, the first connector 1 also may be used for the gentle flexible cable of connection flat, such as flexible flat cable, flexible printed circuit etc.Comprise the first connector 1 and the second connector 101 according to wire pair board connector of the present invention, and electric wire 91 is electrically connected on described plate by wire pair board connector according to the present invention.Described plate is a printed circuit board (PCB) normally, and such as, for the printed circuit board (PCB) of electronic equipment, but described plate can also be the plate of any type.In addition, described electronic equipment can be the electronic equipment of any types such as personal computer, mobile phone, Digital Television, apparatus for vehicle navigation, game machine.
Preferably, first connector 1 is integrally formed by the insulating material of such as resin and so on, and comprises as the first housing 11 of line side body (it is the housing that entirety is essentially rectangular parallelepiped protrusion part shape) and the first terminal 51 as line side terminal (it is be arranged on the metal terminal in the first housing 11).First housing 11 is the elements matched with the second housing 111 (in rear explanation) of the second connector 101.As shown, the first housing 11 comprises: the first noumenon 14, for fixing the first terminal 51; A pair the first side wall 17, is arranged at the both sides of the first noumenon 14 and the fore-and-aft direction (left and right directions in Fig. 2 C) (namely along the cooperation direction between the first housing 11 and the second housing 111) along the first connector 1 extends; And first top board 12, be arranged on above the first noumenon 14.In addition, the first mating surface 11a, along the bearing of trend perpendicular to the first terminal 51, is namely arranged perpendicular to described cooperation direction, the first top board 12 and the first side wall 17.
First top board 12 is connected to the upper surface of the upper wall portions 14c of the first noumenon 14 via top board connecting portion 12a, and the first top board 12 is thin, flexibility and can swings around top board connecting portion 12a relative to the first noumenon 14.The part (right side of Fig. 2 C) be arranged in first top board 12 before top board connecting portion 12a plays the function of a hammerlock.The both sides of the terminal part of the first top board 12 are formed with the first engagement projection 12b, and the first engagement projection 12b engages the second engagement projection 112b (in rear explanation) be arranged in the second connector 101 respectively.In addition, the function that top board connecting portion 12a part below (left side of Fig. 2 C) plays a motion arm is arranged in the first top board 12.In the rear end part of the first top board 12, form operation jut 12c.In order to make the first connector 1 be separated with the second connector 101, operator operates this two connectors, and operation and depression jut 12c.Afterwards, the terminal part of the first top board 12 rises, and the joint between the first engagement projection 12b and the second engagement projection 112b is departed from, thus, discharge the locking between the first connector 1 and the second connector 101.
First cooperating recesses 13 to be opened on the first mating surface 11a and to coordinate with the second connector 101.First cooperating recesses 13 is surrounded by the part before the top board connecting portion 12a of the first top board 12, the first contact arm fixing upper plate portion 14f (it is the upper surface of the first contact arm holding parts 14a) and left and right the first side wall 17 and is limited.The the second terminal protecting wall 121 (in rear explanation) be arranged in the second connector 101 can enter into the first cooperating recesses 13 for cooperation.Although the first contact arm fixing upper plate portion 14f comprises alignment bosses 15; alignment bosses 15 can be formed as corresponding with the alignment recesses 115 (in rear explanation) formed on the second terminal protecting wall 121 and engage, but alignment bosses 15 also can be omitted in appropriate circumstances.
Preferably, the first terminal 51 can be integrally formed by processing one metallic plate, and as shown in Figure 3, the first contact end portion 55 that the first terminal 51 comprises wire interconnecting piece 53, the first fixed part 52 be connected with the rear end of wire interconnecting piece 53 and is connected with the front end of wire interconnecting piece 53.Wire interconnecting piece 53 is electrically connected with heart yearn 92 (being arranged in electric wire 91) and passes through crimp heart yearn 92 and be fixed.In addition, heart yearn 92 is connected and is fixed to wire interconnecting piece 53 (necessary, more firm by welding).In addition, the first fixed part 52 by electric wire 91 is crimped on be coated on heart yearn 92 periphery an insulating coating on fixing heart yearn 92.First fixed part 52 is crimped on electric wire 91, and the first terminal 51 reliably can be connected to the end of electric wire 91 thus.
In addition, the first contact end portion 55 contacts with the second terminal 151 (in rear explanation) be arranged in the second connector 101 is corresponding.In addition, the square eaves channel-shaped portion that the first contact end portion 55 preferably extends along described end direction from the end of the first fixed part 52, and the side plate that there is a lower plate and rise from its both sides of the edge, thus there is the unlimited Horseshoe cross section of upper surface.In addition, the contact protuberance 55a for contacting the second terminal 151 is provided with in the inside of two side plates.
In addition, hook 55b is preferably a protrusions (cut-raised piece), and hook 55b is formed as stretching out downwards from the lower plate in the first contact end portion 55.When the first terminal 51 from rear surface 14b be inserted into the first terminal to hold in recess 16 and to be arranged on the first housing 11 time, as shown in Figure 3, hook 55b enters into hook recess 14e that base plate 14d formed to be hooked.Can prevent the first terminal 51 be arranged in the first housing 11 from deviating from backward like this.
Each the first terminal holds recess 16 and is formed in the first noumenon 14, and is through to front surface from rear surface 14b.In addition, the first terminal holds recess 16 and comprises the first contact arm accommodation recess 16a, and the first contact arm holds recess 16a and is preferably slotted recess, and it extends along described cooperation direction in the first contact arm holding parts 14a.First contact arm holds the end of recess 16a accommodation relatively near the first contact end portion 55 at least partially.In addition, hold in region corresponding to recess 16a in the first contact arm fixing upper plate portion 14f with each first contact arm, terminal upper opening 16b is formed as being through to the first contact arm from the upper surface of the first contact arm fixing upper plate portion 14f and holds recess 16a.Thus, each first contact arm accommodation recess 16a has terminal upper opening 16b (it has the Horseshoe cross section that upper surface opens wide) and the groove formed along the longitudinal extension in the first contact end portion 55 or gutter.In addition, protuberance 121a enters into described groove or gutter, is the second terminal protecting protuberance (in rear explanation) formed in the second terminal protecting wall 121 at this protuberance 121a.
In addition, the front end face of the first contact arm holding parts 14a hold in region corresponding to recess 16a with each first contact arm, be formed to terminal upper opening 16b same widths and the corresponding terminal be connected with terminal upper opening 16b holds opening 16c, corresponding terminal holds opening 16c and is formed as upwards being through to the first contact arm and holds recess 16a.When the first connector 1 and the second connector 101 coordinate, the second terminal 151 holds opening 16c through corresponding terminal and enters into the first contact arm accommodation recess 16a.Terminal upper opening 16b and corresponding terminal hold opening 16c and make the first contact arm hold upper surface and the front surface opened of recess 16a.
Second connector 101 is also preferably integrally formed by the insulating material of such as resin and so on, and comprise plate side second housing 111 (entirety is essentially rectangular parallelepiped protrusion part shape) and be mounted in the metal terminal in the second plate side body 111 as one second terminal 151, second terminal 151 of plate side terminal.The second housing 111 gone out as shown in the figure comprises: one second body 114, for multiple second terminal 151 of fixing; A pair second sidewalls 117, are arranged on the both sides of the second body 114 and the fore-and-aft direction (left and right directions of Fig. 5 C) (namely along described cooperation direction) along the second connector 101 extends; And one second top board 112, be arranged on above the second body 114.In addition, the second mating surface 111a perpendicular to the bearing of trend of the second terminal 151, namely perpendicular to described cooperation direction, the second top board 112 and the second sidewall 117.
Second top board 112 has the top board recess 112a of the roughly rectangular depression being positioned at its central authorities, and the bottom of top board recess 112a is the second terminal protecting wall 121.Second terminal protecting wall 121 extends along the fore-and-aft direction of the second connector 101 and left and right directions (left and right directions namely in Fig. 5 A) and is arranged to the second contact end portion 155 close at least the second terminal 151.In addition, about a pair second engagement projection 112b is formed in the upper surface of the second terminal protecting wall 121.In addition, when the first connector 1 and the second connector 101 coordinate, the terminal part of at least the first top board 12 enters into top board recess 112a and the first engagement projection 12b engages with the second engagement projection 112b, and the first connector 1 is locked in the second connector 101 thus.
Second cooperating recesses 113 to be opened in the second mating surface 111a and to coordinate with the first connector 1.Second cooperating recesses 113 be by the base plate 114d of the second top board 112, second terminal protecting wall 121, second body 114 and left and right second sidewall 117 surround and limit.First contact arm holding parts 14a of the first connector 1 enters into the second cooperating recesses 113 for cooperation.Although form alignment recesses 115 at the lower surface of the second terminal protecting wall 121; the alignment bosses 15 that this alignment recesses 115 can be formed with the first contact arm fixing upper plate portion 14f at the first connector 1 engages, but alignment recesses 115 can be omitted in a suitable case.In addition, that sidewall holds recess 113a close to the element of left and right second sidewall 117 inner surface in the second cooperating recesses 113, it is larger than the vertical size of other parts that each sidewall holds recess 113a, and the first side wall 17 of the first connector 1 enters into sidewall accommodation recess 113a.
Second terminal 151 is preferably a kind of metal linear rod-shaped elements being referred to as so-called needle type terminal or contact pilotage type, and described second terminal 151 is by 114a institute of the terminal fixing portion fixing of the second body 114.Terminal fixing portion 114a has the second terminal accommodating hole 116, second terminal accommodating hole 116 (left and right directions namely in Fig. 6) penetrating terminal holding parts 114a and being formed along the longitudinal direction, and the second terminal 151 is press-fitted in the second respective terminal accommodating hole 116 to carry out fixing by terminal fixing portion 114a.In addition, outstanding to the rear of terminal fixing portion 114a in the second terminal 151 part is afterbody 153.Afterbody 153 is inserted in the through hole (not shown) formed in described plate and is also fixed by modes such as welding, to be electrically connected on the conductive trace of described plate.In addition, the part outstanding in 114a front, terminal fixing portion in the second terminal 151 is that the second contact end portion 155 of contact end portion 155, second contacts with the first contact end portion 55 and extends along described cooperation direction.
Preferably, the second connector 101 is so-called erect type connector and installs over the plates in upright mode; That is, following state is in: the second mating surface 111a (it is the mating surface of the second housing 111) is directed, and the rear surface 111b of the second housing 111 and the upper surface of described plate are arranged in opposite directions simultaneously upward.In this case, rear surface 114b is relative with the upper surface of described plate, and is inserted in corresponding through hole from the end of the rearwardly projecting afterbody of rear surface 114b 153.Thus, the second connector 101 is connected to the pre-position of described plate with predetermined direction.The end of afterbody 153 passes described through hole and stretches out from the lower surface of described plate.Then, afterbody 153 is fixed to the through hole of described plate by welding, and the second connector 101 is fixed to described plate thus.
As mentioned above; second terminal protecting wall 121 comprises multiple protuberance 121a, and these protuberances 121a is close to the second contact end portion 155, outstanding and extend along described cooperation direction (i.e. the longitudinal direction in the second contact end portion 155) towards the second contact end portion 155 (namely downward).Multiple protuberance 121a is integrally formed in position corresponding with the second contact end portion 155 respectively on the lower surface of the second terminal protecting wall 121.In other words, as shown in Figure 5 B, protuberance 121a is just in time in the top in each the second contact end portion 155.
Protuberance 121a can be divided into base portion 121c and narrow terminal part 121b; base portion 121c has trapezoidal cross-section and its relatively wide upper end is connected to the lower surface of the second terminal protecting wall 121, and narrow terminal part 121b has roughly rectangular cross section and is connected with the narrow lower end of base portion 121c.The width dimensions of the narrow terminal part 121b corresponding with the top ridge of protuberance 121a is preferably equal to or less than the width dimensions in the second contact end portion 155, namely its diameter is equal to or less than, and be preferably equal to or less than the width dimensions of the terminal upper opening 16b of the first connector 1, so that the terminal upper opening 16b that can enter in the bottom or the first contact arm hold recess 16a.
In addition, it also can be zero that the space between the lower end (i.e. the lower end of the top ridge of each protuberance 121a) of each narrow terminal part 121b and the upper end in each the second contact end portion 155 is preferably very narrow.In other words, preferably, the top ridge of protuberance 121a extremely near the second contact end portion 155, and can be resisted against the second contact end portion 155 in some cases.Can prevent when the first connector 1 coordinates with the second connector 2 element of the first connector 1 from entering into space between protuberance 121a and the second contact end portion 155 like this, prevent damage second contact end portion 155 thus.In addition, when the element of the first connector 1 is resisted against the second contact end portion 155 from the non-existent direction of protuberance 121a (such as from below), because protuberance 121a is from the posterior support second contact end portion 155 in the second contact end portion 155, even if therefore the element of the first connector 1 applies power in the second contact end portion 155, the second contact end portion 155 also can not deform.Thus, can reliably prevent the second contact end portion 155 damaged.
In addition, the front end face 121d of the second terminal protecting wall 121 and the front end face of protuberance 121a are preferably in the position before the front end in the second contact end portion 155, are namely in relatively near the second mating surface 111a of the second housing 111.This can prevent the element of the first connector 1 to be resisted against the front end in the second contact end portion 155 when the first connector 1 and the second connector 101 coordinate, and damages to prevent the second contact end portion 155.
In addition; a part (namely comprising the part of the front end face of each protuberance 121a) relatively near the front end face 121d lower end of the second terminal protecting wall 121 is preferably a sweptback inclined-plane 121e downwards; with when the first connector 1 and the second connector 101 coordinate, the first contact arm holding parts 14a of the first connector 1 is guided to enter into the second cooperating recesses 113 swimmingly.In this case, preferably, the downward line stretcher that inclined-plane 121e is formed as inclined-plane 121e is positioned at the position before the front end in the second contact end portion 155.Any other element of the first contact arm holding parts 14a and the first connector 1 entering into the second cooperating recesses 113 along inclined-plane 121e can be prevented like this to be resisted against the end in the second contact end portion 155, the second contact end portion 155 can be prevented thus damaged.
The alternate embodiment of just now described embodiment illustrates in Figure 19 to Figure 22, and wherein, Figure 19 and Fig. 1 is corresponding, Figure 20 and Fig. 2 is corresponding, Figure 21 and Fig. 4 is corresponding and Figure 22 and Fig. 5 is corresponding.In this alternate embodiment, the direction holding recess 16 overturns completely.
The following describes the operation that the first connector 1 and the second connector 101 as above-mentioned structure are cooperatively interacted.By the connection of the end of the first terminal 51 and electric wire 91, the first connector 1 is connected to the cable end piece comprising electric wire 91.In addition, by the afterbody 153 of the second terminal 151 being inserted in the through hole formed in described plate (not shown) also to be waited by welding, afterbody 153 can be fixed, the second connector 101 is installed on described plate.
Then, when the first mating surface 11a of the first connector 1 is relative with the second mating surface 111a of the second connector 101, operator makes the first connector 1 and/or the second connector 101 move, to make the connector of described pairing close, the first contact arm holding parts 14a of the first connector 1 is made to be inserted in the second cooperating recesses 113 of the second connector 101, the sidewall making the first side wall 17 of the first connector 1 be inserted into the second connector 101 holds in recess 113a, and make the second terminal protecting wall 121 of the second connector 101 be inserted in the first cooperating recesses 13 of the first connector 1, coordinate to make the first connector 1 and the second connector 101, as shown in Figure 7 to 9.
In doing so, the first terminal that second contact end portion 155 of each the second terminal 151 of the second connector 101 enters into the first contact arm holding parts 14a being arranged in the first connector 1 holds recess 16, and contact with the first contact end portion 55 being arranged on the first terminal 51 that the first terminal holds in recess 16 and more specifically with contact protuberance 55a and contact.Thus, via the first terminal 51 and the second terminal 151, the wire of each electric wire 91 is electrically connected on the conductive trace be connected with the through hole formed over the plates.The lower end of each protuberance 121a be set to extremely close to or be resisted against the second contact end portion 155, and the lower end of each protuberance 121a into its next the terminal upper opening 16b of side or the first contact arm hold in recess 16a, as shown in Figure 9 A.In this case, the width dimensions that the narrow terminal part 121b of protuberance 121a has is equal to or less than the diameter in the second contact end portion 155.Thus, when entering into the first contact arm and holding recess 16a, the lower end of protuberance 121a can not be disturbed with the first contact end portion 55 of the first terminal 51.
In addition; when cooperation between the first connector 1 and the second connector 101 completes; second terminal protecting wall 121 of the second connector 101 enters into the first cooperating recesses 13 of the first connector 1, and the first engagement projection 12b of the first top board 12 engages with the second engagement projection 112b of the second terminal protecting wall 121.Like this first connector 1 and the second connector 101 locked together and can prevent from departing between the first connector 1 and the second connector 101 coordinating.In addition, by from outside range estimation, the joint between the first engagement projection 12b and the second engagement projection 112b can be confirmed, and relatively easily can verify the first connector 1 thus and reliably coordinate and be locked to the second connector 101.
As described in " background technology ", usually in some cases, under the situation that wire connector tilts to connector for substrate, wire connector is inserted in the opening of connector for substrate.Thus routinely, a part for wire connector housing is resisted against the terminal of connector for substrate sometimes, and terminal may be damaged thus.
But in the present embodiment, wire pair board connector comprises: the first connector 1, there is the first terminal 51 and inner the first housing 11 being provided with the first terminal 51 that are connected with electric wire 91; And second connector 101, there is second terminal 151 that can contact with the first terminal 51 and second housing 111 that can coordinate with the first housing 11, while the second terminal 151 be arranged in the second housing 111, the second connector 101 is installed over the plates.In addition, first housing 11 comprises the first contact arm holding parts 14a, first contact arm holding parts 14a comprises the first contact arm and holds recess 16a, and the first contact arm holds recess 16a and holds the first contact end portion 55 of the first terminal 51 and extend along the cooperation direction between the first housing 11 and the second housing 111.Each first contact arm holds recess 16a and includes the terminal upper opening 16b extended along described cooperation direction.Each second terminal 151 includes the second contact end portion 155 of contact end portion 155, second and extends along described cooperation direction and enter into the first contact arm accommodation recess 16a, to contact with the first contact end portion 55.Second housing 111 comprises: the second cooperating recesses 113, second cooperating recesses 113 holds the second contact end portion 155 and allows the first contact arm holding parts 14a to enter; And second terminal protecting wall 121, second terminal protecting wall 121 to be arranged in the second cooperating recesses 113 and to extend along described cooperation direction.Second terminal protecting wall 121 comprises protuberance 121a, and each protuberance 121a gives prominence to towards the second contact end portion 155, extends abreast with the second contact end portion 155 and have the top ridge that can enter into terminal upper opening 16b.
Can prevent the first housing 11 of the first connector 1 from entering into the second cooperating recesses 113 in the position of the second housing 111 favouring the second connector 101 like this, and can reliably prevent the second contact end portion 155 of the second terminal 151 damaged, which thereby enhance reliability.
In addition, the second contact end portion 155 is linear bar linear element.Each protuberance 121a is just in time in the top corresponding to the second contact end portion 155, and the top ridge of protuberance 121a is close or be resisted against the second contact end portion 155.This can prevent the element of the first connector 1 from entering into space between protuberance 121a and the second contact end portion 155 when the first connector 1 and the second connector 101 coordinate, prevent the second contact end portion 155 damaged thus.In addition, when the element of the first connector 1 is resisted against the second contact end portion 155 from the non-existent direction of protuberance 121a (such as from below), protuberance 121a is from their supported back second contact end portion 155, even if therefore the element of the first connector 1 applies power thereon, the second contact end portion 155 also can not be out of shape.Thus, can reliably prevent the second contact end portion 155 damaged.
In addition, compared with the front end in the second contact end portion 155, the front end face of protuberance 121a is in the second mating surface 111a closer to the second housing 111 and the front end face of protuberance 121a is towards the second sweptback inclined-plane 121e in contact end portion 155.Compared with the front end in the second contact end portion 155, the line stretcher of inclined-plane 121e is more near the second mating surface 111a of the second housing 111.Any other element of the first contact arm holding parts 14a and the first connector 1 entering into the second cooperating recesses 113 along inclined-plane 121e can be prevented like this to be resisted against the end in the second contact end portion 155, and to prevent the second contact end portion 155 damaged thus.
Further, the width dimensions of corresponding with described top ridge narrow terminal part 121b is equal to or less than the width dimensions in the second contact end portion 155.Thus, when entering into the first contact arm and holding recess 16a, narrow terminal part 121b would not interfere with the first contact end portion 55 of the first terminal 51.
Then, an embodiment again of the application will be described.There are the parts identical with aforementioned structure use the same reference numerals to represent and omit its description.In addition, be omitted for such as those operation aforementioned and the explanation of effect.
First, the structure according to first connector 1 of the present embodiment will be described.In the present embodiment, the upper wall portions 14c of the first noumenon 14 extends forward until the first mating surface 11a, and the upper wall portions 14c of the first noumenon 14 is formed as the top of covering first contact arm holding parts 14a.Therefore, the upper surface of the first cooperating recesses 13 be not as described in the first embodiment by the first top board 12 limit but limited by upper wall portions 14c.
In addition, in the present embodiment, first top board 12 is not fuel plate as described in the first embodiment, but one is roughly U-shaped element seen from above, and there is slender arm element and the Connection Element for being connected described arm element rear end of a pair extension of the fore-and-aft direction along the first connector 1.Described arm element to be set to above upper wall portions 14c and almost parallel with upper wall portions 14c, and the front end of described arm element is via the front end having flexible top board connecting portion 12a and be connected to upper wall portions 14c.In addition, the first engagement projection 12b is formed as projecting upwards from the upper surface of described arm element, and operation jut 12c is formed on the upper surface of described Connection Element.In order to make the first connector 1 be separated with the second connector 101, operator picks up connector with his/her finger and operation depression jut 12c.Immediately, whole first top board 12 to wave for fulcrum with top board connecting portion 12a and moves down, this by discharge the first engagement projection 12b and the second connector 101 thus the second coupling recess 112c (in rear explanation) between joint, and make the locking between the first connector 1 and the second connector 101 untie thus.In addition, alignment bosses 15 is eliminated in the present embodiment.Other structures in first connector 1 are identical with first embodiment, because omitted herein the respective description to them.
The following describes the structure of the second connector 101 according to the present embodiment.In the present embodiment, second top board 112 is formed as the whole upper surface of nearly cover second housing 111, top board recess 112a is formed in the downside of the second top board 112 and is the part of the second cooperating recesses 113, and the second cooperating recesses 113 is as the recess coordinated with the first connector 1.In addition, a pair second coupling recess 112c are formed in the second top board 112.Second coupling recess 112c is formed as the through hole of through-thickness through the second top board 112.When the first connector 1 and the second connector 101 coordinate, the second coupling recess 112c engages with the first corresponding engagement projection 12b respectively, the first connector 1 and the second connector 101 to be locked.Thus eliminate the second engagement projection 112b.
In the present embodiment, protuberance 121a can not be divided into base portion 121c and narrow terminal part 121b, but entirety has rectangle or trapezoidal cross-section.In shown example, the width dimensions of bottom (i.e. the top ridge of protuberance 121a) is equal to or less than the diameter in the second contact end portion 155.In addition, in the present embodiment, alignment recesses 115 is eliminated.Other structures in second connector 101 are identical with first embodiment, because omitted herein the respective description to them.
The following describes the operation that in the present embodiment, the first connector 1 and the second connector 101 coordinate.In the same manner as in the first embodiment; first contact arm holding parts 14a of the first connector 1 is inserted in the second cooperating recesses 113 of the second connector 101 by operator; the sidewall making the first side wall 17 of the first connector 1 be inserted into the second connector 101 holds in recess 113a; and make the second terminal protecting wall 121 of the second connector 101 be inserted in the first cooperating recesses 13 of the first connector 1; coordinate, as shown in Figure 16 to Figure 18 to make the first connector 1 and the second connector 101.
In this operation, the terminal part of at least upper wall portions 14c of the first connector 1 and the terminal part of at least the first top board 12 enter into the top board recess 112a on the downside of the second top board 112 of the second connector 101, and then the first engagement projection 12b of the first top board 12 and the second coupling recess 112c of the second top board 112 is bonded with each other.First connector 1 and the second connector 101 can be locked together like this, and prevent the first connector 1 to be separated with the second connector 101.In addition, because the second coupling recess 112c is through hole, so confirm the joint between the first engagement projection 12b and the second coupling recess 112c by outside range estimation, easily verify the first connector 1 thus and reliably coordinate and be locked in the second connector 101.Other operation and effect are basically the same as those in the first embodiment, because omitted herein related description.
Although show and describe the preferred embodiment of the application, it is envisaged that those skilled in the art still can make various amendment when not departing from spirit and the protection range of specification and claim of enclosing above.
Claims (8)
1. a wire pair board connector, described wire pair board connector comprises:
One first connector, described first connector has the first terminal and one first housing that are connected with electric wire, and described the first terminal is arranged in described first housing; And
One second connector, described second connector has one second terminal contacted with described the first terminal and one second housing coordinated with described first housing, and described second terminal is arranged in described second housing, and described second connector is arranged on a plate;
Wherein:
Described first housing comprises one first contact arm holding parts, described first contact arm holding parts comprises one first contact arm and holds recess, and described first contact arm holds recess and holds one first contact arm portion of described the first terminal and extend along the cooperation direction between described first housing and described second housing; Described first contact arm holds recess and comprises the opening extended along described cooperation direction;
Described second terminal comprises the second contact arm portion, and described second contact arm portion extends along described cooperation direction and enters into described first contact arm holds recess, to contact with described first contact arm portion;
Described second housing comprises: one second cooperating recesses, and described second cooperating recesses holds described second contact arm portion and allows described first contact arm holding parts to enter; And one second terminal protecting wall, described second terminal protecting wall to be arranged in described second cooperating recesses and to extend along described cooperation direction; And
Described second terminal protecting wall comprises a protuberance, and described protuberance is given prominence to towards described second contact arm portion, extend abreast and have the top ridge that can enter into described opening with described second contact arm portion;
Described second contact arm portion is linear bar linear element, and described protuberance is just in time in the top of described second contact arm portion, simultaneously described protuberance top ridge near or be resisted against described second contact arm portion.
2. wire pair board connector according to claim 1, wherein,
Compared with the front end face of described second contact arm portion, the front end face of described protuberance is more near the mating surface of described second housing, and the front end face of described protuberance is one towards the described second sweptback inclined-plane of contact arm portion; And
Compared with the front end face of described second contact arm portion, the line stretcher on described inclined-plane is more near the mating surface of described second housing.
3. wire pair board connector according to claim 2, wherein,
Be provided with multiple described second terminal, and described second contact arm portion of multiple described second terminal arranges along the Width of described second housing; And
Described second terminal protecting wall is parallel with orientation with the bearing of trend of described second contact arm portion.
4. wire pair board connector according to claim 3, wherein, the width dimensions of described top ridge is equal to or less than the width dimensions of described second contact arm portion.
5. wire pair board connector according to claim 2, wherein, the width dimensions of described top ridge is equal to or less than the width dimensions of described second contact arm portion.
6. wire pair board connector according to claim 1, wherein,
Be provided with multiple described second terminal, and described second contact arm portion of multiple described second terminal arranges along the Width of described second housing; And
Described second terminal protecting wall is parallel with orientation with the bearing of trend of described second contact arm portion.
7. wire pair board connector according to claim 6, wherein, the width dimensions of described top ridge is equal to or less than the width dimensions of described second contact arm portion.
8. wire pair board connector according to claim 1, wherein, the width dimensions of described top ridge is equal to or less than the width dimensions of described second contact arm portion.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009144062 | 2009-06-17 | ||
| JP2009-144062 | 2009-06-17 | ||
| JP2009-209281 | 2009-09-10 | ||
| JP2009209281A JP5335630B2 (en) | 2009-06-17 | 2009-09-10 | Wire-to-board connector |
| PCT/US2010/039034 WO2010148228A1 (en) | 2009-06-17 | 2010-06-17 | Wire-to-board connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102576959A CN102576959A (en) | 2012-07-11 |
| CN102576959B true CN102576959B (en) | 2015-06-03 |
Family
ID=43356758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080036840.3A Expired - Fee Related CN102576959B (en) | 2009-06-17 | 2010-06-17 | Wire-to-board connector |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5335630B2 (en) |
| CN (1) | CN102576959B (en) |
| WO (1) | WO2010148228A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019024023A (en) * | 2018-11-22 | 2019-02-14 | モレックス エルエルシー | connector |
| CN113796002A (en) * | 2019-04-29 | 2021-12-14 | 库利克和索夫工业公司 | Linear motor reaches bonding wire machine including it |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6372869U (en) * | 1986-10-30 | 1988-05-16 | ||
| JPH0454165U (en) * | 1990-09-17 | 1992-05-08 | ||
| JP3929948B2 (en) * | 2003-08-04 | 2007-06-13 | 矢崎総業株式会社 | connector |
| US6974344B2 (en) * | 2003-08-12 | 2005-12-13 | Molex Incorporated | Board mounted electrical connector assembly |
| JP4889243B2 (en) * | 2005-06-09 | 2012-03-07 | モレックス インコーポレイテド | Connector device |
| JP4391560B2 (en) * | 2007-11-29 | 2009-12-24 | モレックス インコーポレイテド | Board connector |
-
2009
- 2009-09-10 JP JP2009209281A patent/JP5335630B2/en not_active Expired - Fee Related
-
2010
- 2010-06-17 CN CN201080036840.3A patent/CN102576959B/en not_active Expired - Fee Related
- 2010-06-17 WO PCT/US2010/039034 patent/WO2010148228A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011023329A (en) | 2011-02-03 |
| CN102576959A (en) | 2012-07-11 |
| WO2010148228A1 (en) | 2010-12-23 |
| JP5335630B2 (en) | 2013-11-06 |
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Granted publication date: 20150603 Termination date: 20160617 |