CN1194477A - Terminal - Google Patents

Terminal Download PDF

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Publication number
CN1194477A
CN1194477A CN98101088A CN98101088A CN1194477A CN 1194477 A CN1194477 A CN 1194477A CN 98101088 A CN98101088 A CN 98101088A CN 98101088 A CN98101088 A CN 98101088A CN 1194477 A CN1194477 A CN 1194477A
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CN
China
Prior art keywords
fastening
splice housing
fastening device
adapter assembly
famale connector
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Pending
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CN98101088A
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Chinese (zh)
Inventor
中村英人
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Sumitomo Wiring Systems Ltd
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Sumitomo Wiring Systems Ltd
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Application filed by Sumitomo Wiring Systems Ltd filed Critical Sumitomo Wiring Systems Ltd
Priority to CN98101088A priority Critical patent/CN1194477A/en
Publication of CN1194477A publication Critical patent/CN1194477A/en
Pending legal-status Critical Current

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

A joint component comprises a positive joint cover and a negative joint cover. An electric end and a stopper are arranged in each joint cover; the stopper can move between a temporary position and a final position; at the temporary position, the corresponding end can be inserted into and taken out from the corresponding joint cover; at the final position, the corresponding end is kept from being taken out from the corresponding joint cover; when the joint covers are completely connected with each other, the corresponding stopper is positioned at the final position by each joint cover. A detection protuberance extends from the front end of the negative joint cover, which is cooperated with a negative joint contact protuberance in a detection slot of the positive joint cover; whether the positive end stopper is at the correct position or not is detected.

Description

Joint
The present invention relates to a kind of electric connection, cooperation termination wherein is by the two-way fastening of fastening device.
Figure 30 of this specification and 31 shows of the prior art being in and is combined together the famale connector 250 and the male contact 254 of state before.Famale connector 250 shown in the left side comprises famale connector cover 251 and a pair of fastening device 252 up and down in the drawings, and cloudy end plug 253 is contained in the famale connector cover 251.Cloudy end plug 253 is by flange 258 fastenings, and fastening device 252 makes the 253 two-way fastenings of cloudy end plug in a conventional manner, and corresponding fitting projection 252A interacts with cloudy end plug 253, makes them be in immovable position.
Male contact 254 also has the fastening device 257 that makes the 255 two-way fastenings of oedoeagus plug.In addition, the front end of male contact 254 is provided with cover element 259, and this cover element is bigger than the rear end, and is used to protect oedoeagus plug 255.Consequently, be not pushed at fastening device 257 under the situation of tram, it is positioned at the top on the surface of splice housing, can be detected by range estimation.Yet, being used to detect and estimating, half mated condition just might be left in the basket.In addition, for famale connector 250, in the assembling process of male contact and famale connector 250 and 254, the fastening device 252 of half mated condition can hinder the openend of cover element 259, inserts thereby stop further.In this way, half mated condition of fastening device 252 can be detected reliably.
Therefore, for male contact 254, if fastening device 257 is in half mated condition, only range estimation detects and is fine.Therefore, under traditional situation, aspect half mated condition that detects the fastening device, male contact 254 and famale connector 250 are to have lost consistency.
The present invention proposes after having considered above-mentioned problem, and purpose provides a kind of joint, makes half mated condition of the oedoeagus plug that detects male contact have identical certainty with the situation that detects famale connector.
According to a first aspect of the invention, a kind of adapter assembly is provided, this adapter assembly comprises male contact cover and famale connector cover, has corresponding electric termination in each splice housing, wherein, each splice housing further comprises an insertable fastening device, this fastening device can move between a temporary position and a final position, at the temporary position place, corresponding termination can be inserted corresponding splice housing and therefrom be taken out, and at the place, final position, corresponding termination is held and can not takes out in corresponding splice housing, when each splice housing linked together fully, each splice housing all can make corresponding fastening device be in the final position.
The advantage of this adapter assembly is that when each splice housing was assembled together fully, the fastening device can not be by accidental or disengagement wittingly.
According to a second aspect of the invention, a kind of adapter assembly is provided, this adapter assembly comprises male contact cover and famale connector cover, has corresponding electric termination in each splice housing, wherein, each splice housing further comprises an insertable fastening device, this fastening device can move between a temporary position and a final position, at the temporary position place, corresponding termination can be inserted corresponding splice housing and therefrom be taken out, locate in the final position, corresponding termination is held and can not takes out in corresponding splice housing, and each fastening utensil has a rest element, and this rest element can interact with corresponding splice housing, if two fastening devices are not in the final position, described interaction can prevent that each splice housing from linking together fully.
The advantage of this adapter assembly is, when one and another one fastening device are in half mated condition, can not make each splice housing push rest position fully.
In the embodiment of a recommendation, adapter assembly has comprised two aspects of the present invention.
Particularly, the final fastening position of fastening device in corresponding splice housing is darker than temporary transient fastening position.Its advantage is that temporary position can estimate and detect with feel.In the embodiment of a recommendation, at the place, final position, the fastening device maintains an equal level with the surface of corresponding splice housing; Range estimation less than, also feel less than, clearly illustrated that correct assembling.
Between fastening device and corresponding splice housing, preferably be provided with spigot surface, particularly inclined-plane.Like this, along with each splice housing to fully against state move, the fastening device can be forced to arrive the final position from temporary position.
Below in conjunction with accompanying drawing several embodiments of the present invention are described, further feature of the present invention is come into plain view, accompanying drawing comprises:
Fig. 1 is a cross-sectional view of the present invention, shows the fastening device and is installed in male contact cover state before.
Fig. 2 is the front view of male contact cover.
Fig. 3 is the rearview of male contact cover.
Fig. 4 is a side cross-sectional view, shows the state that male contact cover and fastening device are in temporary transient fastening position.
Fig. 5 A and 5B are side cross-sectional view, show the temporary transient fastening position or the main fastening position of fastening device and splice housing respectively.
Fig. 6 is the front view of famale connector cover.
Fig. 7 is the upward view of famale connector cover.
Fig. 8 is the cross-sectional view of famale connector cover.
Fig. 9 is a side cross-sectional view, shows to cooperate near the situation of groove that detects, and this moment, famale connector and male contact correctly were combined together, and male contact cover and fastening device are in main fastening position.
Figure 10 is a side cross-sectional view, shows to cooperate near the situation of groove that detects, and this moment, famale connector and male contact were combined together, and male contact cover and fastening device are in temporary transient fastening position.
Figure 11 is a side cross-sectional view, shows to cooperate near the situation of groove that detects, and this moment, famale connector and male contact were combined together, and male contact cover and fastening device are in a position between temporary transient fastening position and the main fastening position.
Figure 12 is a side cross-sectional view, shows famale connector and male contact and is in correct mated condition.
Figure 13 is a side cross-sectional view, shows that famale connector and male contact are assembled in a time-out famale connector and male contact is not in correct cooperation position.
Figure 14 is the end view of the fastening device of male contact.
Figure 15 is the rearview of the fastening device of male contact.
Figure 16 is the decomposition diagram of second embodiment.
Figure 17 is a vertical cross-section diagram, shows famale connector and the male contact state before being combined together.
Figure 18 is the perspective view of fastening device.
Figure 19 is the decomposition diagram of the male contact seen from behind.
Figure 20 A and 20B are respectively cross-sectional views, show the fastening position of fastening device.
Figure 21 is a partial, partially-cross-sectioned side-elevation view, shows male contact and the famale connector state before being combined together.
Figure 22 is the horizontal sectional view of male contact, and the fastening device that shows male contact is in temporary transient fastening position.
Figure 23 is the front view of male contact.
Figure 24 is vertical sectional view, shows the assembling process of male contact and famale connector.
Figure 25 is vertical sectional view, shows the detecting element part of fastening device.
Figure 26 is male contact and the famale connector vertical cross-section diagram when being in correct cooperation position.
Figure 27 is a vertical cross-section diagram, shows the detecting element part of fastening device.
Figure 28 is the vertical cross-section diagram that expression detects half mated condition of fastening device.
Figure 29 is the front view of the famale connector of the 3rd embodiment.
Figure 30 is the side cross-sectional, view of the famale connector and the male contact of prior art.
Figure 31 is the side cross-sectional, view of the joint of prior art, shows the assembling process of famale connector and male contact, and this moment, splice housing and fastening device were not in correct cooperation position.
Describe below in conjunction with Fig. 1 to the 15 pair of first embodiment of the present invention.
The joint of present embodiment comprises male contact M and corresponding famale connector F.Male contact F
Shown in Fig. 7 and 8, famale connector F comprises that a splice housing that is cuboid 10 of being made by synthetic resin and one are arranged on the moon end plug 20 in the splice housing 10 shown in Figure 12 or 13.Splice housing 10 has three the laterally direction of paper (in the Figure 12 perpendicular to) jacks 11 of aiming at, and cloudy end plug 20 is fixed by termination installing hole 11A, this termination installing hole 11A be positioned at splice housing 10 the rear end (with the mating surface of male contact M back to an end).The front end of each jack 11 (with the end that matches of male contact M) has plug-socket 11B, and is as described below, and when famale connector F and male contact M were combined together, oedoeagus plug 40 passed plug-socket 11B and contacts with the moon end plug 20.In addition, have a stop 12 on each jack 11, this stop 12 can hold the flange 23 on the plug 20 to match with the moon, thereby cloudy end plug 20 is on immovable position.
The lower surface of splice housing 10 has installing port 10A, and fastening device 13 can be engaged in the installing port 10A.Before cloudy end plug 20 was installed, fastening device 13 can be supported on the interim fastening position, and at this moment, this fastening device 13 slightly protrudes from the lower surface of splice housing 10.After the moon end plug 20 installed, fastening device 13 can be pushed into splice housing 10, made the cloudy end of two-way ground, the upper end fastening plug 20 of this fastening device 13.
When fastening device 13 was in interim fastening position, if attempt famale connector F is engaged in the cover element 31 of male contact M, the front end face 13A of fastening device 13 just contacted with splice housing 31.Can detect thus between splice housing 10 and the fastening device 13 and not be combined together fully.
The slide protrusion 14 that extends before and after the lower surface of splice housing 10 has two.Two axially extended detection projectioies 15 about the bottom of the front end of this splice housing 10 has.The upside of the front end of detection projection shown in Figs. 9 to 11,15 is the abutment surface 15A that tilt.
The upper surface of splice housing 10 has flexible cantilever type lock arm 16, the lobed position 16A that presses of the upper surface of lock arm 16.In addition, in summary the place ahead of pressing position 16A of projection, be provided with a pair of outward extending cooperation support protrusion 17.The spigot surface 17A that projection 17 lower surface has slight inclination, and rear end that should projection 17 is roughly vertical plane (as shown in the figure).
Cloudy end plug 20 is blanking curved forming of sheet metal of conduction, comprises tubular position 21 and contact site 22, and the front end of electric wire C links to each other with tubular position 21, and contact site 22 contacts with oedoeagus plug 40.Tubular position 21 comprises a pair of insulating cylinder and a pair of core wire tube, and insulating cylinder clamps the position rindy of electric wire C, and core wire tube clamps the heart yearn position of electric wire.Contact site 22 comprises the protection component to a flexible opposed facing contact element and a tubular, and this protection component has covered this two flexible contact elements.In use, the contact pin 42 of oedoeagus plug 40 is inserted between two flexible contact elements.In addition, the protection component of tubular has the flange 23 that cuts into, and it cooperates with backstop 12, so that cloudy end plug 20 is in immovable position.Male contact M
Male contact M comprises splice housing 30, oedoeagus plug 40 and fastening device 36, and splice housing 30 roughly becomes the shape of cuboid, is made by synthetic resin, and oedoeagus plug 40 is positioned at splice housing 30, and fastening device 36 is lived oedoeagus plug 40 from the both direction fastening.
The front end of splice housing 30 has cover element 31, to hold famale connector F.The inside of cover element 31 is divided into inner chamber 31A, lock arm inner chamber 31B and spring intracavity 31C, and inner chamber 31A holds splice housing 10, and lock arm inner chamber 31B holds lock arm 16, and spring intracavity 31C holds back-moving spring 37.
Inner chamber 31A is positioned at the bottom of cover element 31, and lock arm inner chamber 31B is positioned at the top of inner chamber 31A and corresponding to the position of the lock arm 16 of famale connector F.In addition, spring intracavity 31C is positioned at the top of lock arm inner chamber 31B.The rear end of inner chamber 31A has three jacks of mutually aiming at 33 that are parallel to laterally the direction of paper (in the Fig. 4 perpendicular to).Oedoeagus plug 40 is inserted into inner chamber 31A by the plug installing hole 33A that is arranged in jack 33 rear ends (right side of Fig. 4).The middle part of each jack 33 has stop 34, and this stop 23 can match with the flange 43 of oedoeagus plug 40, thereby makes 40 fastenings of oedoeagus plug.In addition, the front end of jack 33 has the plug-socket 33B that communicates with inner chamber 31A, and the contact pin 42 of oedoeagus plug 40 passes this plug-socket 33B.
Have two chutes 56 on the lower surface of inner chamber 31A, these two chutes 56 match with the slide protrusion 14 of cloudy termination head-shield 10 respectively.
The openend of lock arm inner chamber 31B has a pair of co-operating member 32, and these two co-operating members 32 protrude to the inside from the left and right sides wall of inner chamber 31B respectively.The upside of the front end of each co-operating member 32 is provided with spigot surface 32A.When famale connector F and male contact M were combined together, the spigot surface 17A of the cooperation support protrusion 17 on the lock arm 16 of spigot surface 32A and famale connector F contacted, thereby makes lock arm 16 be bent upwards (as shown in figure 13).
Spring intracavity 31C is an opening in the both sides, front and back of splice housing 30, and the back-moving spring 37 that will illustrate below is supported in this spring intracavity 31C, and can be flexible along its length direction.The front end of spring intracavity 31C has the spring fastening wall 38 that extends from the two side, and the middle part of spring intracavity 31C is an opening, and the size of this opening presses position 16A greater than the spring of lock arm 16.In addition, the lower surface of spring intracavity 31C has spring fastening element 39, and this spring fastening element 39 is positioned at the rear end of spring intracavity 31C, with the rear end of the co-operating member 32 specific distance of being separated by.This spring fastening element 39 can be flexibly crooked downwards, and its front end has the fastening pawl 39A that makes back-moving spring 37 fastenings.Distance between spring fastening wall 38 and the fastening pawl 39A the or roughly length with back-moving spring 37 is identical perhaps is slightly less than the length of back-moving spring 37.
Back-moving spring 37 is formed by the flat metal band bending, makes its cross section be corrugated, and the width of this flat metal band is slightly less than the width of spring intracavity 31C.Back-moving spring 37 is inserted in the spring intracavity 31C from the rear end of spring intracavity 31C, and its front end is resisted against on the spring fastening wall 38, and its rear end is by fastening pawl 39A fastening.Correspondingly, back-moving spring 37 is positioned, and can be compressed.
When famale connector F and male contact M were combined together, lock arm 16 was bent upwards under the effect between inclined-plane 17A and the 32A.Therefore, spring presses position 16A and is inserted into wherein from the front end of spring intracavity 31C, and is pressed against the front end of back-moving spring 37, thereby makes back-moving spring 37 compressions.In case famale connector F and male contact M arrive correct cooperation position, cooperate support protrusion 17 just to cross co-operating member 32.Consequently, lock arm 16 is reset to initial shape, and finally is in the lock arm inner chamber 31B.Therefore, spring presses position 16A and no longer contacts with back-moving spring 37, and back-moving spring 37 returns to initial length.
Rear end at the lower surface of splice housing 30 is provided with fastening device installation elements 35, and fastening device 36 is installed in fastening device installation elements 35 places.Fastening device installation elements 35 is set between the left and right sides of lower surface of splice housing 30, is lamellar, and this fastening device installation elements 35 communicates with each jack 33.The both sides of fastening device installation elements 35 are provided with the cooperation that communicates with inner chamber 31A and detect groove 50.
In addition, be provided with a pair of fastening device fastening groove 51 at position round the middle part of jack 33.Be provided with fastening projection 51A and 51B on the front and rear wall of fastening device fastening groove 51, protruding 51A and 51B are staged and arrange, and one of them is higher than another one, shown in Fig. 5 A, but fastening fastening device like this.The protruding 51B of rear side than the protruding 51A of front side protrude less.
Fastening device 36 is made by synthetic resin, can match with splice housing 30, and its shallow cooperation position is temporary transient fastening position, and darker cooperation position is main fastening position.In temporary transient fastening position, fastening device 36 does not enter jack 33.Therefore, oedoeagus plug 40 can move.In main fastening position, fastening device 36 enters jack 33, and oedoeagus plug 40 is by two-way fastening.Therefore, oedoeagus plug 40 remains under immovable state.Fastening device 36 comprises flat root element 52 and three kind of projection 53,54,55, and projection 53,54,55 is protruded (shown in Figure 14 and 15) from root element 52.
Joint fastening projection 53 is corresponding to the jack 33 of splice housing 30, and this projection 53 matches with the fastening device fastening element 44 of oedoeagus plug 40.A pair of fastening device fastening projection 54 links to each other with the joint fastening projection 53 that is positioned at their centres, and the fastening device fastening projection 54 protrusion height height than joint fastening projection 53 are so that fastening device 36 and splice housing 30 are on two above-mentioned fastening positions.The front end of fastening device fastening projection 54 is divided into two fastening element 54A and 54B, and this fastening element 54A and 54B can be flexibly crooked to close direction.The temporary transient fastening element 54B of rear side matches with the temporary transient fastening projection 51B of fastening device fastening groove 51, thereby makes fastening device 36 be in temporary transient fastening position.The main fastening element 54A of front side matches with main fastening projection 51A, thereby makes fastening device 36 be in main fastening position (shown in Fig. 5 A and 5B).
The both sides of fastening device 36 have the contact projection 55 of a pair of famale connector that forms thereon.Described two sides forwards, its lower surface tilts, thereby has formed spigot surface 55A.In the time of in fastening device 36 is installed in splice housing 30, the contact projection 55 of famale connector is positioned at fastening device fastening groove 51.
The inside of lock arm inner chamber 31B has cooperation mounted thereto and detects short circuit termination 60 (hereinafter will illustrate).Short circuit termination 60 is bent to the cross section with U-shaped, and the part of its bending is positioned at medial extremity.The lower end of short circuit termination 60 is divided into two branches of left and right directions (edge is perpendicular to the direction of paper in Fig. 4), and each branch 60A can be crooked, thereby formed a contact.Under installment state, two branch 60A contact with the front end of two oedoeagus plugs 40 respectively, and when when the front is seen, oedoeagus plug 40 is positioned at right side (not being shown specifically), and oedoeagus plug 40 is inserted in the inner chamber 31A.In this case, in famale connector F is engaged in splice housing 30 before, two oedoeagus plugs 40 just have been in conduction state.After in famale connector F is engaged in splice housing 30 fully, the splice housing 10 of famale connector F pushes away branch 60A downwards, makes two oedoeagus plugs 40 no longer be in conduction state.
Oedoeagus plug 40 comprises tube-like element 41 and contact pin 42, and tube-like element 41 links to each other with the end of common mode with electric wire C, and contact pin 42 contacts with cloudy end plug 20.Be inserted with protective sleeve on the contact pin 42, this protective sleeve has flange 43, so that 40 fastenings of oedoeagus plug.In addition, the rear end of flange 43 has fastening device co-operating member 44, and this fastening device co-operating member 44 matches with the joint fastening projection 53 of fastening device 36.
The following describes the course of work and the effect of present embodiment.
At first, make splice housing 30 and fastening device 36 be in temporary transient fastening position.Then, oedoeagus plug 40 is inserted jack 33 from plug installing hole 33A.When flange 43 was crossed fastening projection 34 and returned to original shape, oedoeagus plug 40 was on the fastening position.At this moment, contact pin 42 enters in the inner chamber 31A, and contacts with the branch 60A of short circuit termination 60.Then, fastening device 36 is pushed splice housing 30, make it arrive main fastening position.
Then, when the splice housing 31 of famale connector F and male contact M was installed together, the cooperation support protrusion 17 of lock arm 16 contacted with the co-operating member 32 of lock arm inner chamber 31B, and the spigot surface 17A and the 32A that form on two elements are respectively contacted.Therefore, lock arm 16 is upwards flexibly crooked.At this moment, spring presses position 16A and enters in the spring intracavity 31C, and makes back-moving spring 37 compressions.Along with the continuation of engagement process, cooperate support protrusion 17 to cross co-operating member 32, lock arm 16 returns to initial shape.In this process, cooperate the rear end of support protrusion 17 to contact with co-operating member 32, therefore, two joints are in inseparable state.In addition, back-moving spring 37 is crossed spring and is pressed position 16A, and returns to initial shape.
In this process, in the lower end of splice housing 30, a pair of detection projection 15 enters and cooperate to detect in the groove 50, and is positioned at the below (as shown in Figure 9) of contact projection 55 of the famale connector of the fastening device 36 that is in main fastening position.Yet in installation process, if the installation end of famale connector F and male contact M is not in sufficient mated condition, back-moving spring 37 just keeps pressing the state that position 16A continues compression by spring; Therefore, will apply a power, famale connector F is ejected from splice housing 31 by lock arm 16.Therefore, can prevent the incomplete cooperation of famale connector F and male contact M.
Mentioned above is the state that fastening device 36 and splice housing 30 are in correct main fastening position.Yet, under actual conditions, in the process of erection joint, have the situation that such cooperation that makes joint is installed, be exactly the state that fastening device 36 and splice housing 30 are not in correct main fastening position.
In this case, fastening device 36 is in temporary transient fastening position with respect to fastening device installation elements 35, and the contact projection 55 of famale connector is in and cooperates the middle part (as shown in figure 10) of detecting groove 50.In this case, if continue the compounding practice of famale connector F and male contact M, detect projection 15 and just contact with the contact projection 55 of famale connector, therefore, two joints can not be engaged on the correct position.Therefore, the operator just can be appreciated that fastening device 36 is not in correct main fastening position with splice housing 30.
In addition, be pushed to main fastening position from temporary transient fastening position, but when also not arriving main fastening position, the contact projection 55 of famale connector is in the top of temporary transient fastening position slightly at fastening device 36 and splice housing 30.In this case, when detecting projection 15 and arrive the position of contact projection 55 of famale connectors, inclined-plane 15A and the 55A that forms on two elements just contacts respectively.Correspondingly, when famale connector F was continued to push male contact M, inclined-plane 15A just made fastening device 36 upwards push main fastening position to by inclined-plane 55A.Then, when famale connector F and male contact M arrived correct cooperation position, fastening device 36 just had been pushed into correct main fastening position (as shown in figure 11).
The above embodiments have following effect.
(1) when fastening device 36 is in temporary transient fastening position with respect to splice housing 30,, detects projection 15 and just can interfere mutually with the contact projection 55 of famale connector if famale connector F continues to insert splice housing 31.Therefore, famale connector F can not be engaged on the correct position.Therefore, the operator will detect for certain, and fastening device 36 is in half position that cooperates.
(2) be not in correct position and when temporary transient fastening position began to operate, because upper surface 15A and spigot surface 55A contact, fastening device 36 can be pushed on the correct position at fastening device 36.Therefore, fastening device 36 can be corrected and arrive correct position, thereby guarantees that the oedoeagus plug is not extensible.
(3) at famale connector F owing to half mated condition of fastening device 36 or when similarly reason does not arrive correct position, lock arm 16 makes back-moving spring 37 keep compression.Therefore, the pressure of spring has pushed away famale connector F, makes the operator detect half mated condition more for certain.
Below in conjunction with Figure 16 to 28 explanation second embodiment of the present invention.
In a second embodiment, famale connector F2 cooperatively interacts with male contact M2 and is in the same place.In the following description, the end that cooperatively interacts together of joint F2 and M2 is called as front end.
Shown in Figure 16 and 17, famale connector F2 comprises famale connector cover 101, and this famale connector cover 101 is made the shape of block by synthetic resin.Be provided with to lateral alignment three jacks 102.Cloudy end plug 104 inserts wherein from the rear end of jack 102, and this moon end plug 104 links to each other with the end of electric wire 103.In jack 102, be provided with fastening element 106.The moon holds the flange 105 of plug 104 by 104 fastenings of fastening element, thereby cloudy end plug 104 is remained in the jack 102.
The lower surface of famale connector cover 101 has recessed fastening device installing hole 108, and this installing hole 108 is used to hold fastening device 110.Fastening device 110 has fitting projection 111, and this projection 111 matches with the element 104A of cloudy end plug 104, thereby makes cloudy end plug 104 by two-way fastening.In addition, fastening device 110 has temporary transient fastening leg 112 and main fastening leg 113.When fastening device 110 was installed on the famale connector cover 101, temporary transient fastening leg 112 at first was combined together with the co-operating member (not illustrating) of famale connector cover 101, and temporary transient fastening position is kept.At this moment, because fitting projection 111 is lower than the lower surface of jack 102, as mentioned above, cloudy end plug 104 can take out and insert.Then, after the moon end plug 104 inserted, when fastening device 110 pushed, main fastening leg 113 matched with the co-operating member (not illustrating) of famale connector cover 101, thereby arrives final fastening position.At this moment, fitting projection 111 stretches in the jack 102, and matches with the rear end of the element 104A of the moon end plug 104, makes cloudy end plug 104 by two-way fastening.
Under the situation of temporary transient fastening position, the part of fastening device 110 is stretched out from the lower surface of famale connector cover 101 in 110 fastenings of fastening device.Therefore, as described below if famale connector F2 is engaged on the cover element 123 of male contact cover 121, in temporary transient fastening position, fastening device 110 is inconsistent with the front end of cover element 123, thereby prevents further insertion.This makes half mated condition of fastening device 110 can be easy to detect.
The upper surface of famale connector 101 has formed the flexible lock arm 115 of the elasticity that suspends from front end lateral buckling backward.The upper surface of lock arm 115 have from its projection press element 116, and in the summary the place ahead of pressing element 116, from the both sides of lock arm 115 to outer lug pair of locking projection 117.
Male contact M2 comprises the male contact cover of being made by synthetic resin 121.The rear end of male contact cover 121 has jack 124, and this jack 124 makes oedoeagus plug 126 can insert wherein (rear end of male contact cover 121 is called major component 122 hereinafter).The front end of major component 122 has formation cover element 123 thereon, and this cover element 123 matches with famale connector cover 101.
Major component 122 has the jack 124 of three lateral alignment, and oedoeagus plug 126 inserts wherein from the rear end of jack 124, and oedoeagus plug 126 links to each other with the end of electric wire 125.Oedoeagus plug 126 is provided with flange 127, and this flange 127 matches with fastening element 128 in being arranged on jack 124, thereby oedoeagus plug 126 is remained in the jack 124.In addition, the joint 129 of oedoeagus plug 126 protrudes into the inside of cover element 123.
Male contact cover 121 has fastening device 141, and this fastening device 141 is used to make oedoeagus plug 126 by two-way fastening.
Be provided with splice housing inner chamber 130 at cover in the element 123, this inner chamber 130 extends downwards from the middle part.Famale connector F2 is contained in this inner chamber 130.
The upside of cover element 123 inside has spring and holds inner chamber 131, and the front end of this inner chamber 131 is openings.This spring holds inner chamber 131 and has compressing member 132, and this compressing member 132 can move freely front and back.When joint F2 and M2 are combined together, lock arm 115 press element 116 against living this compressing member 132.The rear end of compressing member 132 has two spiral back-moving springs 133.Under the effect of the power that back-moving spring 133 is produced, compressing member 132 is usually located at its anterior position, and by 134 fastenings of fastening element, this fastening element 134 projection from the roof of spring intracavity 131.The front end that spring holds inner chamber 131 is an opening, and the both sides of this inner chamber 131 have the sidewall 135 of downward extension.The medial surface of this sidewall 135 is provided with formation fastening projection 136 thereon.When joint F2 and M2 cooperatively interacted together, locking projections 117 was crossed this fastening projection 136.In addition, when joint F2 and M2 cooperate when finishing, locking projections 117 matches with the trailing flank of fastening projection 136, and joint F2 and M2 are under immovable state.
In the superjacent air space of the jack 124 in major component 122 short circuit termination 138 is installed.This short circuit termination 138 is bent into the cross section with U-shaped by the metallic plate of conduction.Its upper surface is fixed, and the part of bending is towards the inboard.The lower surface of short circuit termination 138 is divided into three branches, with corresponding to the number that is contained in the oedoeagus plug 126 in the major component 122, each branch 139 has contact element 140, and this contact element 140 is bent into the shape of contact, and extends downwards at the front end of each branch 139.When short circuit termination 138 was in installment state, the contact element 140 of each branch 139 contacted with the joint 129 of oedoeagus plug 126, makes between the oedoeagus plug 126 to be in conduction state.Therefore, any potential difference between the oedoeagus plug 126 can not take place.When joint F2 and M2 were combined together, each branch 139 was flexibly pushed to the top by famale connector cover 101, and was separated from each other with joint 129, thereby made oedoeagus plug 126 arrive contactless states (as shown in figure 24).
In addition, as shown in figure 19, on the lower surface of major component 122, be provided with the fastening device installing hole 142 that is used to hold fastening device 141.As shown in figure 18, fastening device 141 has three fitting projections 144, and these projectioies 144 are formed on the upper surface of substrate 143, and matches with the trailing flank of the element 126A of oedoeagus plug 126.
Part between the fitting projection 144 has two groups of fastening device fastening projectioies 147 that form thereon.The front end separated into two parts of fastening device fastening projection 147, these two parts have formed temporary transient fastening leg 148 and main fastening leg 149, these two parts can be flexibly towards each other direction bending.
The both sides of male contact cover 121 are provided with a pair of fastening device fastening groove 150, and it is provided with the position near the jack 124 that is positioned at the middle part.The front side of fastening device fastening groove 150 has formation temporary transient fastening position receiving element 151 thereon.The rear side of fastening device fastening groove 150 has the main fastening position receiving element 152 of projection from it, and the position of main fastening position receiving element 152 is than the position of temporary transient fastening position receiving element 151 darker (shown in Figure 19 and 20).Shown in Figure 20 A, when temporary transient fastening leg 148 was engaged, fastening device 141 remained on temporary transient fastening position.Under this temporary transient fastening position, fastening projection 144 is lower than the lower surface of jack 124.Therefore, oedoeagus plug 126 can take out or insert wherein in jack 124.Then, shown in Figure 20 B, further fastening device 141 is pushed into its main fastening leg 149 and is engaged.Under main fastening position, fastening projection 144 stretches in the jack 124, and by the element 126A fastening of oedoeagus plug 126.
The left and right sides of fastening device 141 has the extended taking-up of a pair of face from it and prevents element 154.Taking-up prevents that the middle part of front end of element 154 is cut, and its upper end is extended forward, and the part of this extension has constituted contact projection 156.
As shown in figure 19, in the left and right sides of the fastening device installing hole 142 of famale connector cover 121, have and take out the slot 158 that prevents element, to allow to take out the insertion that prevents element 154.Extend the inboard of the sidewall of the front end edge cover element 123 of slot 158, and communicate with the inner chamber 130 of splice housing.
The left and right sides of the front end of corresponding famale connector cover 101 has formation fastening groove 161 thereon, matches with the contact projection 156 with oedoeagus fastening device 141.The position of fastening groove 161 is such, that is: when fastening device 141 was in main fastening position, contact projection 156 was engaged in the fastening groove 161.Detecting element 109 extends to the bottom surface of famale connector cover 101 from fastening groove 161, and when fastening device 141 was in half mated condition with respect to male contact cover 121, contact projection 156 contacted with detecting element 109.
The following describes the course of work and the effect of second embodiment.
At first, shown in the arrow among Figure 21, in the time of in fastening device 141 inserts fastening device installing hole 142, shown in Figure 20 A, temporary transient fastening leg 148 is resisted against on the receiving element 151, makes fastening device 141 be in temporary transient fastening position.At this moment, take out and to prevent that element 154 is in the insertion state in insertion groove 158, and fastening projection 144 is in the state that withdraws from towards the lower surface of jack 124.
When oedoeagus plug 126 was inserted into jack 124, oedoeagus plug 126 was by flange 127 fastenings.At this moment, the joint 129 of oedoeagus plug 126 stretches in the cover element 123, and contacts with the branch 139 of corresponding short circuit termination 138.
Then, shown in Figure 20 B, when fastening device 141 was further promoted, main fastening leg 149 was resisted against on the receiving element 152, and fastening device 141 is supported on main fastening position.Meanwhile, as shown in figure 17, fastening projection 144 stretches in the jack 124, and fastening lives the rear side of the element 126A of oedoeagus plug 126, thereby makes oedoeagus plug 126 by two-way fastening.
For famale connector F2, cloudy end plug 104 is inserted in the jack 102, and by 110 fastenings of fastening device.Then, famale connector F2 is inserted in the cover element 123 of male contact M2.In assembling process, as shown in figure 24, the locking projections 117 of lock arm 115 is crossed fastening projection 136, and lock arm 115 flexibly is bent upwards.Press the elastic force that element 116 overcomes back-moving spring 133 and push press element 133 to.In assembling process, as shown in figure 25, when the fastening device 141 of male contact M2 was in main fastening position, the position of the fastening groove 161 of the position of fastening projection 156 and famale connector cover 101 was corresponding mutually, and contact projection 156 enters the 161 continuation assemblings of fastening groove.
When joint F2 and M2 correctly were combined together, as shown in figure 26, locking projections 117 was crossed fastening projection 136, and consequently, lock arm 115 returns to its initial shape.At this moment, locking projections 117 is resisted against on the trailing flank of fastening projection 136, makes joint F2 and M2 be locked in mated condition correctly.In addition, under the effect of the restoring force of back-moving spring 133, press the position that element 132 returns to its front end.As shown in figure 27, contact projection 156 enters in the fastening groove 161 dearly, and consequently, under the effect of corresponding famale connector F2, fastening device 141 can not take out the ground fastening in main fastening position.
In the assembling process of above-mentioned joint F2 and M2, if before arriving correct cooperation position with regard to shut-down operation, as shown in figure 24, under the effect of the restoring force of back-moving spring 133, lock arm 115 is bearing one along the power of recovering direction, and famale connector F2 is pushed outwards to be gone out thereby make.This can prevent that joint F2 and M2 from remaining on half mated condition.
The following describes the such assembling process of joint F2 and M2, that is: in assembling process, fastening device 141 and male contact cover 121 are not in correct main fastening position.This situation has for instance: fastening device 141 is not pushed becomes owner of the fastening position, perhaps, oedoeagus plug 126 make fastening device 141 remain on temporary transient fastening position owing to being in half mated condition, at this moment, because fastening projection 144 is conflicted mutually with the main body of cloudy end plug 126, the fastening device can not be pushed into.
As shown in figure 28, when fastening device 141 was in temporary transient fastening position, the taking-up on the fastening device 141 prevented that element 154 can not be pushed into taking-up and prevent in the insertion groove 158 of element.Consequently, fastening projection 156 is in the position of the detecting element 109 of corresponding famale connector cover 101.Therefore, when the assembly manipulation of joint F2 and M2 finished soon, detecting element 109 was conflicted mutually with contact projection 156, thereby assembly manipulation can not be proceeded again.If just stopped assembly manipulation before arriving correct cooperation position, under the effect of the power that back-moving spring 133 is produced, famale connector F2 is pushed out, thereby clearly illustrates that and do not arrive correct position.Because joint F2 and M2 can not correctly be combined together, the operator can affirm clearly that fastening device 141 is not in correct fastening position.
Be in half mated condition in case detect fastening device 141, the insertion state of oedoeagus plug 126 has just determined that fastening device 141 is pushed into main fastening position, and joint F2 and M2 just are combined together.
Below in conjunction with Figure 29 the third embodiment of the present invention is described.The main difference point of second embodiment and the 3rd embodiment is the position difference of the fastening groove 183 of famale connector F3.Correspondingly, only show relevant part, and omitted explanation all the other structures.
Downside in the left and right sides of the front end of famale connector F3 is provided with a pair of fastening groove 183.Fastening groove 183 is arranged on the inboard slightly with respect to the sidewall 184 of famale connector F3.Therefore, compare with the fastening groove 161 of second embodiment, every side also has a sidewall 184A in addition.
When the famale connector F3 with said structure and male contact (not illustrating) when being combined together, the effect of assembling process and arrival all is identical with second embodiment.
In addition, in the present embodiment, when the contact projection (all not illustrating) of the fastening device on being installed in male contact was inserted in the fastening groove 183, owing to be provided with sidewall 184A, the cooperation intensity between the fastening device of famale connector F3 and male contact had increased.Therefore, take out fastening device difficulty more.
The present invention is not limited to above-mentioned embodiment in conjunction with the accompanying drawings.For example, following possibility is also within technical scope of the present invention.
Shuo Ming situation is in the present invention, and the fastening device is installed on the splice housing from the side.That is to say that the installation direction and the assembly direction of fastening device are rectangular.Yet the fastening device equally also can be installed from the front end or the rear end of splice housing.
The present invention also can be applicable to famale connector.

Claims (11)

1, a kind of adapter assembly, this adapter assembly comprise male contact cover and famale connector cover (10,30), each splice housing (10,30) has corresponding electric termination (20,40) in, wherein, each splice housing (10,30) further comprise an insertable fastening device (13,36), this fastening device (13,36) can between a temporary position and a final position, move, at the temporary position place, corresponding splice housing (10 can be inserted in corresponding termination (20,40), 30) and therefrom take out, at the place, final position, corresponding termination (20,40) is held can not be from corresponding splice housing (10,30) take out in, when each splice housing (10,30) when linking together fully, each splice housing (10,30) all can make corresponding fastening device (13,36) be in the final position.
2, a kind of adapter assembly, this adapter assembly comprise male contact cover and famale connector cover (10,30), each splice housing (10,30) has corresponding electric termination (20,40) in, wherein, each splice housing (10,30) further comprise an insertable fastening device (13,36), this fastening device (13,36) can between a temporary position and a final position, move, at the temporary position place, corresponding splice housing (10 can be inserted in corresponding termination (20,40), 30) and therefrom take out, at the place, final position, corresponding termination (20,40) is held can not be from corresponding splice housing (10,30) take out in, each fastening device (13,36) has a rest element (13A, 55), this rest element (13A, 55) can interact with corresponding splice housing (10,30), if two fastening devices (13,36) be not in the final position, described interaction can prevent that each splice housing from linking together fully.
3, adapter assembly as claimed in claim 1 or 2, wherein, in final fastening position, the position of fastening device (13,36) in corresponding splice housing (10,30) is darker than temporary transient fastening position.
4, adapter assembly as claimed in claim 3, wherein, at the place, final position, fastening device (13,36) maintains an equal level with the outer surface of corresponding splice housing (10,30).
5, as the described adapter assembly of above-mentioned arbitrary claim, wherein, one of fastening device (36) and corresponding splice housing (10) comprise spigot surface (15A, 55A), this spigot surface (15A, 55A) contact with in fastening device and the splice housing another, each splice housing (10,30) arrives the final position to the mobile fastening device (36) that forces of connection status.
6, adapter assembly as claimed in claim 5, wherein, (15A 55A) comprises the inclined-plane to spigot surface, and described spigot surface is an angle with being connected of described each splice housing between the axis.
7, as claim 5 or 6 described adapter assemblies, wherein, fastening device (36) and corresponding splice housing (10) have interactional spigot surface (15A, 55A).
8, as one of them described adapter assembly of claim 5 to 7, wherein, two fastening devices and two corresponding splice housings all have spigot surface separately.
9,, wherein, further comprise making described splice housing be tending towards flexible member (37) separately as the described adapter assembly of above-mentioned arbitrary claim.
10, adapter assembly as claimed in claim 9, wherein, when described splice housing (10,30) when linking together fully, described flexible member is thrown off.
11, as the described adapter assembly of above-mentioned arbitrary claim, wherein, a described splice housing (10) comprises the have projection elastic mounting lock arm (16) of (16A), and the described splice housing of another one (30) comprises inner chamber (31C), when each splice housing linked together fully, inner chamber (31C) held described projection (16A).
CN98101088A 1997-03-26 1998-03-26 Terminal Pending CN1194477A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN98101088A CN1194477A (en) 1997-03-26 1998-03-26 Terminal

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP73786/97 1997-03-26
JP346910/97 1997-12-16
CN98101088A CN1194477A (en) 1997-03-26 1998-03-26 Terminal

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CN1194477A true CN1194477A (en) 1998-09-30

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CN98101088A Pending CN1194477A (en) 1997-03-26 1998-03-26 Terminal

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1917294B (en) * 2005-08-17 2011-02-09 住友电装株式会社 Connector,connector assembly and its assembly method
CN105305166A (en) * 2014-07-08 2016-02-03 日本航空电子工业株式会社 Contact and connector including contact
CN105610010A (en) * 2014-11-19 2016-05-25 住友电装株式会社 Connector
CN108306142A (en) * 2016-01-14 2018-07-20 J.S.T.公司 Electric connector with the male shell with flank and female shell

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1917294B (en) * 2005-08-17 2011-02-09 住友电装株式会社 Connector,connector assembly and its assembly method
CN105305166A (en) * 2014-07-08 2016-02-03 日本航空电子工业株式会社 Contact and connector including contact
CN105610010A (en) * 2014-11-19 2016-05-25 住友电装株式会社 Connector
CN105610010B (en) * 2014-11-19 2018-04-13 住友电装株式会社 Connector
CN108306142A (en) * 2016-01-14 2018-07-20 J.S.T.公司 Electric connector with the male shell with flank and female shell

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