CN103904458B - The locking device of electric connector - Google Patents
The locking device of electric connector Download PDFInfo
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- CN103904458B CN103904458B CN201210580630.1A CN201210580630A CN103904458B CN 103904458 B CN103904458 B CN 103904458B CN 201210580630 A CN201210580630 A CN 201210580630A CN 103904458 B CN103904458 B CN 103904458B
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- lid
- electric connector
- control lever
- fin
- jut
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Abstract
The present invention is the locking device of a kind of electric connector, and it is made up of a body and a lid.When this lid is towards the junction surface socket of body, both a pair end slots being oppositely arranged and a pair end hook snapping each other, a pair fin making the control lever leading portion jut of this lid is connected to a pair catch that this junction surface is correspondingly arranged, and forms first paragraph pre-determined bit kenel；When the jut of this control lever be subject to external force source push with under press time, make the elastic clasp of this control lever and the grab snapping each other at this junction surface, and fin is entered this in the storage tank below catch by this, and deformation that the pressure part of this body interior terminal groove is pressed by the insert-connecting plate of this lid portion inside, to be locked in terminal groove by each contact terminal, and form second segment locking kenel.When this electric connector is in first paragraph pre-determined bit kenel, complementary electrical connector will not be formed and interfere, but push lid by this complementary electrical connector, make this lid and body form second segment locking kenel.
Description
Technical field
The present invention is relevant a kind of electric connector, espespecially a kind of electric connector with locking device.
Background technology
Electric connector has finding more in electric equipment products, and its main uses is in that the transmission of power supply or signal, and therefore, electric connector has been widely used for the connection of information products, and is indispensable component.
In practical application, the utilization of electric connector is not only in that aforesaid electric equipment products, and it is also widely used in the Circuits System of vapour, locomotive, using as connection.And for guaranteeing that electric connector inner contact terminal can firmly be locked, it is known that electric connector is made up of a body and a lid.Wherein, the junction surface of this body has the terminal groove for contact terminal intercalation.And in order to, before allowing the latch of complementary electrical connector can be stably inserted into the contact terminal that this electric connector is correspondingly arranged, this contact terminal necessarily be in lock-out state.
Namely disclosing a kind of locking device for connecting element and the adapter of device as described in being provided with Chinese patent discloses CN101032058A Patent Case (corresponding to WIPO International Publication WO2006/034865 Patent Case), this adapter second embodiment is made up of a lid and contact carrier module.The central authorities of this contact (contact terminal) carrier module sidewall and both sides thereof are respectively provided with column and counter stop part, and the stick leading portion of this lid is respectively equipped with lock finger and removable stopper element, and this stopper element end forms projection kenel.This lid breech lock is in the process of contact carrier module, this lock finger and stopper element each prop up column and the counter stop part of this contact carrier module, and making the projection formation interference of complementary electrical connector leading section and this stopper element so that the latch of this complementary electrical connector cannot be plugged in the contact terminal in this contact carrier module.
Then, lid is promoted to move towards this contact carrier module in a manual manner, and when making this lock finger cross and be snapped in this column, the projection of this stopper element also crosses counter stop part, the projection making this stick front end stopper element is subject to pressing and being bent downwardly of this complementary electrical connector leading section, and releasing interference state so that the latch of this complementary electrical connector is plugged in the contact terminal of this electric connector, and forms electrical connection.
And this lid and contact carrier module are in breech lock process, this lid portion inside is to the pressure part position of contact carrier module end pilot trench patent part being provided with the insert-connecting plate of projection, and this insert-connecting plate can allow pressure part deform, thus to contact terminal generation locking effect.
Therefore, by the enforcement of this prior art, when contact terminal is not locked in electrical connector interior really, can prevent this electric connector from docking with mispluging of complementary electrical connector, thus the shell fragment avoiding contact with terminal is subjected to damage.And generally the contact terminal of electric connector is in the finder of unlocked state, it is mostly the assembler in assembling factory, after now complementary electrical connector must first be detached by assembler by this electric connector；Then, the contact carrier module of this electric connector is formed lock-out state with lid, this complementary electrical connector could be docked with electric connector, to form electrical connection.This measure, often results in the puzzlement that assembler assembles, and urgently improves.
Summary of the invention
Present invention is primarily aimed at the locking device that a kind of electric connector is provided, if when the second segment locking kenel that the body of this electric connector is unassembled to correct with lid, that is this body is in first paragraph pre-determined bit kenel with lid, make contact terminal this internal for unlocked state time, then can pass through external force source, such as manual mode pressing and the control lever pushing this lid, make this lid move to correct second segment locking kenel along body；Or utilizing complementary electrical connector to dock with electric connector, make this complementary electrical connector push the control lever of this lid, making this lid move to correct second segment locking kenel along body, thus making this intrinsic contact terminal form lock-out state.
For reaching aforesaid purpose, the technological means that the present invention takes is to provide the locking device of a kind of electric connector, comprising:
One body, it has a junction surface axially offering multiple terminal groove, housing for contact terminal in described terminal groove, and each terminal groove patent part has the setting of pressure part；And
One lid, its front has an opening, and end plate corresponding each contact terminal in rear offers slotted eye, and internal corresponding described pressure part axially projects at least one insert-connecting plate；
Wherein this junction surface and at least one sidewall of lid two opposite end walls tops, bottom surface is relative is provided with a pair end slot and end hook, after two opposite end walls at this junction surface, front be respectively equipped with a grab and a pair catch, and in this to a catch storage tank formed below；And sidewall axial pivot joint one control lever that this lid is between two opposite end walls, this control lever leading portion circumference and central authorities are axially respectively equipped with a jut and an elastic clasp, and radially extend a pair fin in this jut two bottom sides；
When this lid is socketed towards the junction surface of this body, this is to end slot and end hook snapping each other, and fin is connected to this to catch by this making this jut, and forms first paragraph pre-determined bit kenel；When the jut of this control lever be subject to external force source push with under press time, make this elastic clasp and this grab snapping each other, and fin is entered this in the storage tank below catch by this, and deformation that the pressure part of this body interior terminal groove is pressed by the insert-connecting plate of this lid portion inside, to be locked in terminal groove by each contact terminal, and form second segment locking kenel.
Accompanying drawing explanation
For disclosing the concrete technology contents of the present invention further, below in conjunction with embodiment and accompanying drawing illustrate as after, wherein:
Fig. 1 is the three-dimensional exploded view of electric connector of the present invention；
Fig. 2 a to Fig. 2 c be lid of the present invention towards body be socketed time enlarged partial isometric view；
Fig. 3 a to Fig. 6 be complementary electrical connector towards electric connector of the present invention dock time enlarged partial isometric view；
Fig. 7 is the profile after electric connector group of the present invention is stood.
Detailed description of the invention
As shown in Figures 1 to 7, substantially, the electric connector of the present invention is by a body 1, and a lid 2 is formed.
Wherein, body 1 is by insulant, for instance made by plastics.This body 1 rear has a junction surface 11, and this front, junction surface 11 adjoins a larger-size skirt section 12.Wherein, the socket of lid 2 is chatted at this junction surface 11 after supplying, and to be assembled into an electric connector, and this electric connector is for the docking of complementary electrical connector, to form electrical connection.Therefore, multiple terminal groove 13 is axially offered at this junction surface 11, houses for contact terminal 14 (being shown in Fig. 7), and the wire 141 of each contact terminal 14 is then passed by the skirt section 12 in this terminal groove 13 front in each terminal groove 13.
Referring to Fig. 1 and Fig. 7, each terminal groove 13 patent part is provided with a pressure part 131, and corresponding at least one multiple pressure parts 131 position in parallel longitudinal arrangement of lid 2 each axial projection one insert-connecting plate 221；After each insert-connecting plate 221 moves towards corresponding pressure part 131 and inserts, this pressure part 131 elastic deformation can be made, and make its positioning convex portion 132 be buckled in the detent 142 that contact terminal 14 is arranged so that each contact terminal 14 is in the lock state.
Being technically characterized in that of this body 1, at least one sidewall 15 in this junction surface 11, the left and right end wall end face of such as roof is oppositely arranged a pair end slot 151, and rear-center between end wall and both sides are projected a grab 152 and a pair rest pad 153 by respectively, and rest pad 153 front is separately provided with a pair catch 154 by relatively, and in this to catch 154 storage tank 155 formed below.Additionally, this grab 152 rear is provided with a tapered ramp 152a.
Lid 2 is also by insulant, such as, made by plastics, this lid 2 front openings 21 is in order to be socketed the junction surface 11 of this body 1, then square end plate 22 is internal axially projects multiple insert-connecting plate 221, and corresponding each contact terminal 14 position offers slotted eye 222 (being shown in Fig. 1, Fig. 7), so that the latch for complementary electrical connector passes through, latch is made to form electrical connection with contact terminal 14.
Being technically characterized in that of this lid 2, it is to should sidewall 23 in the same direction of sidewall 15 at junction surface 11, the left and right end wall bottom surface of such as roof is to should relatively be provided with downwards a pair end hook 231 in opposite end groove 151 position, and central authorities between end wall are axially arranged with a control lever 24 by this, these control lever 24 both sides are integrally articulated in this sidewall 23 with a pair fulcrum 241, make this control lever 24 leading portion have the characteristic of elastic bending.Wherein, this control lever 24 leading portion circumference and central authorities are axially respectively equipped with jut 242 and an elastic clasp 243, and this jut 242 two bottom sides radially extends a pair fin 244.Furthermore, for increasing the elasticity of this elastic clasp 243, its both sides and this control lever 24 are axially offered a pair abreast and are run through groove 245.Additionally, this jut 242 is frame-type and the bevelled setting of tool of both sides, rear.
During electric connector assembling of the present invention, refer to Fig. 1, Fig. 2 a to Fig. 2 c, first contact terminal 14 is inserted in each terminal groove 13 of body 1, then lid 2 is socketed towards the junction surface 11 of body 1, make lid 2 front openings 21 carry out grafting along junction surface 11.Now, the end hook 231 of the end wall bottom surface, sidewall 23 both sides of this lid 2 buckles into the end slot 151 interior (as shown in Figure 2 a) that the sidewall 15 both sides end wall end face at this junction surface 11 is offered, and makes lid 2 axially will not be deviate from by the junction surface 11 of body 1.242 liang of side flap 244 of the jut of this control lever 24 are positioned at this to above rest pad 153 and be connected to 11 liang of this junction surface side-lens 154 (as shown in Figure 2 b), this control lever 24 central elastic clasp 243 is then adjacent to the tapered ramp 152a (as shown in Figure 2 c) of this grab 152, and forms first paragraph pre-determined bit kenel.
Now, assembler is in a manual manner, the jut 242 of this control lever 24 front end is exerted a force down and presses by such as finger, this is made fin 244 to be touched on two rest pads 153 of lower section, to limit this lower pressure amplitude degree to fin 244, and be conducive to this that fin 244 departs from this abutting to catch 154, then proceed to push this control lever 24, to promote this fin 244 to enter this in the storage tank 155 below catch 154.This grab 152 then crossed by this control lever 24 central elastic clasp 243, and forms snapping kenel, makes lid 2 axially will not be deviate from by the junction surface 11 of body 1.Now, the internal multiple insert-connecting plates 221 axially projected of this end plate 22 insert the pressure part 131 that terminal groove 13 is correspondingly arranged, each pressure part 131 is made to deform, and make its positioning convex portion 132 be snapped in the detent 142 that contact terminal 14 is arranged, and each contact terminal 14 is in the lock state, to form second segment locking kenel (as shown in Figure 7).
If body 1 and lid 2 are not assembled to second previous paragraph locking kenel by assembler because of operation carelessness, namely the butt-joint operation of device and complementary electrical connector 3 it is electrically connected, refer to Fig. 3 a and Fig. 3 b, this complementary electrical connector 3 is inserted in by lid 2 front, owing to this body 1 is in first paragraph pre-determined bit kenel with lid 2, that is fin 244 is positioned at this to above rest pad 153 and be connected to the catch 154 (as shown in Figure 3 a) of these both sides, junction surface 11 by this of the jut 242 of this control lever 24, this control lever 24 central elastic clasp 243 is then adjacent to the tapered ramp 152a (as shown in Figure 3 b) of this grab 152.Now, the front-end edge 31 of this complementary electrical connector 3 not yet touches the jut 242 of this control lever 24.
Then, continue to push along lid 2 by this complementary electrical connector 3, the front-end edge 31 making this complementary electrical connector 3 touches the jut 242 of this control lever 24, then continue to push this complementary electrical connector 3, its front-end edge 31 is made to press downwards the jut 242 of this control lever 24, and the rest pad 153 of both sides below fin 244 is touched by this, to limit this lower pressure amplitude degree to fin 244, and be conducive to this that fin 244 departs from this abutting (as shown in fig. 4 a) to catch 154；And this control lever 24 central elastic clasp 243 is still adjacent to the tapered ramp 152a (as shown in Figure 4 b) of this grab 152.
Then, continue to push this complementary electrical connector 3 so that it is front-end edge 31 presses downwards the jut 242 of this control lever 24, and promotes this fin 244 to enter this in the storage tank 155 below catch 154 (as shown in Figure 5 a)；This grab 152 then crossed by this control lever 24 central elastic clasp 243, and forms snapping kenel (as shown in Figure 5 b), makes lid 2 axially will not be deviate from by the junction surface 11 of body 1.Now, the internal multiple insert-connecting plates 221 axially projected of this end plate 22 insert the pressure part 131 that terminal groove 13 is correspondingly arranged, each pressure part 131 is made to deform, and make its positioning convex portion 132 be snapped in the detent 142 that contact terminal 14 is preset, and each contact terminal 14 is in the lock state, to form second segment locking kenel (as shown in Fig. 5 a, Fig. 5 b and Fig. 7).
Finally, it is further continued for pushing this complementary electrical connector 3, its front-end edge 31 is made to press the jut 242 of this control lever 24 completely, and by this jut 242 and this is to fin 244 flexural deformation in storage tank 155, and fin 244 is connected to this to rest pad 153 by this, namely the butt-joint operation of this electric connector and complementary electrical connector is completed so that latch (it is known that diagram) forms electrical connection with contact terminal 14.
So, enforcement via the present invention, effect of its gain is in that, the setting by this locking device of the body of this electric connector and lid, make it can carry out the assembling of this body first paragraph pre-determined bit kenel with lid and second segment locking kenel in a manual manner, make this electric connector and complementary connector be carried out normal butt-joint operation；Or because operation carelessness does not carry out the assembling of this body and the second segment locking kenel of lid, and it is made directly the butt-joint operation with complementary electrical connector, push and press down the control lever leading portion of this lid now by this complementary electrical connector, make the grab snapping each other that the elastic clasp of this control lever is oppositely arranged with body, and it is automatically performed the assembling of second segment locking kenel, this control lever leading portion is then subject to pressing of this complementary electrical connector, and flexural deformation in the storage tank that this body is offered, make this electric connector and complementary connector carry out normal butt-joint operation；The pressure part of body interior terminal groove is then pressed and deforms by the insert-connecting plate of lid portion inside, thus making each contact terminal be locked in terminal groove, being beneficial to this electric connector and being connected with the electrical equipment of complementary electrical connector.So, when this electric connector is in first paragraph pre-determined bit kenel, complementary electrical connector will not be formed and interfere, but push lid by this complementary electrical connector, make this lid and body form the assembling of second segment locking kenel, can be rated as the big good structure of the one of ware.
Disclosed, it is the one of preferred embodiment, changing or modifying and come from the technological thought of the present invention and be that the people haveing the knack of this technology is prone to know by inference of every local, all do not take off the claim categories of the present invention.
Claims (9)
1. a locking device for electric connector, comprising:
One body, it has a junction surface axially offering multiple terminal groove, housing for a contact terminal in each described terminal groove, and each terminal groove patent part has the setting of a pressure part；And
One lid, its front has an opening, and end plate corresponding each described contact terminal in rear offers a slotted eye, and internal corresponding each described pressure part axially projects at least one insert-connecting plate；
Wherein two opposite end walls end faces of at least one sidewall in this junction surface are provided with a pair end slot, and two opposite end walls bottom surfaces of at least one sidewall of this lid are provided with a pair end hook, rear between two opposite end walls at this junction surface is provided with a grab, and the front of two opposite end walls at this junction surface is provided with a pair catch, and in this to a catch storage tank formed below；And sidewall axial pivot joint one control lever that this lid is between two opposite end walls, this control lever leading portion is circumferentially with a jut, and these control lever central authorities are axially arranged with an elastic clasp, and radially extends a pair fin in this jut two bottom sides；
When this lid is socketed towards this junction surface, this is to end slot and this is to end hook snapping each other, makes this that fin is connected to this to catch, to form first paragraph pre-determined bit kenel；When this jut be subject to one external force source push with under press time, make this elastic clasp and this grab snapping each other, and fin is entered in this storage tank by this, and deformation that the described pressure part of terminal groove described in this body interior is pressed by the described insert-connecting plate of this lid portion inside, each described contact terminal is locked in described terminal groove, to form second segment locking kenel；
Wherein these grab both sides farther include a pair rest pad, before forming this second segment locking kenel, fin is in this on rest pad by this, to limit this lower pressure amplitude degree to fin, and be conducive to this that fin departs from this abutting to catch, and promote this that fin is entered in this storage tank.
2. the locking device of electric connector as claimed in claim 1, wherein this jut is subject to external force source when pressing completely, this jut and this is to fin flexural deformation in this storage tank, and this is connected to this to rest pad to fin.
3. the locking device of electric connector as claimed in claim 1, wherein this external force source refers to and this jut of this control lever is bestowed action in a manual manner that push and press down.
4. the locking device of electric connector as claimed in claim 1, wherein this external force source refers to this lid butting up against this electric connector with a complementary electrical connector, and this jut of this control lever is bestowed the action pushing and pressing down by this complementary electrical connector.
5. the locking device of electric connector as claimed in claim 1, wherein this grab rear is provided with a tapered ramp, and when forming this first paragraph pre-determined bit kenel, this elastic clasp is adjacent to this tapered ramp.
6. the locking device of electric connector as claimed in claim 1, wherein this jut is frame-type and the bevelled setting of tool of both sides, rear.
7. the locking device of electric connector as claimed in claim 1, wherein this lid sidewall between two opposite end walls is integrally articulated in this control lever both sides with a pair fulcrum.
8. the locking device of electric connector as claimed in claim 1, wherein these elastic clasp both sides and this control lever are axially offered a pair abreast and are run through groove.
9. the locking device of electric connector as claimed in claim 1, wherein this pressure part has a positioning convex portion, and this positioning convex portion is snapped in the detent that described contact terminal is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210580630.1A CN103904458B (en) | 2012-12-28 | 2012-12-28 | The locking device of electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210580630.1A CN103904458B (en) | 2012-12-28 | 2012-12-28 | The locking device of electric connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103904458A CN103904458A (en) | 2014-07-02 |
| CN103904458B true CN103904458B (en) | 2016-06-29 |
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ID=50995671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210580630.1A Active CN103904458B (en) | 2012-12-28 | 2012-12-28 | The locking device of electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103904458B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571562B (en) * | 2015-10-09 | 2018-11-27 | 胡连精密股份有限公司 | Electric connector |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1372357A (en) * | 2001-02-26 | 2002-10-02 | 日本压着端子制造株式会社 | Connector assembly with locking mechanism |
| CN101032058A (en) * | 2004-09-29 | 2007-09-05 | Fci公司 | Locking device for a connector element and connector provided with said device |
| US8137142B1 (en) * | 2011-09-22 | 2012-03-20 | Yazaki North America, Inc. | Connector assembly |
-
2012
- 2012-12-28 CN CN201210580630.1A patent/CN103904458B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1372357A (en) * | 2001-02-26 | 2002-10-02 | 日本压着端子制造株式会社 | Connector assembly with locking mechanism |
| CN101032058A (en) * | 2004-09-29 | 2007-09-05 | Fci公司 | Locking device for a connector element and connector provided with said device |
| US8137142B1 (en) * | 2011-09-22 | 2012-03-20 | Yazaki North America, Inc. | Connector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103904458A (en) | 2014-07-02 |
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