CN2694554Y

CN2694554Y - Electric connector with locking mechanism

Info

Publication number: CN2694554Y
Application number: CNU2004200060697U
Authority: CN
Inventors: 林三祐; 段术林; 陈剑
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2004-03-29
Filing date: 2004-03-29
Publication date: 2005-04-20
Anticipated expiration: 2014-03-29

Abstract

The utility model relates to a connector with a locking mechanism, which is a signal transmission plug for mobile communication products. The structure comprises an insulation seat body, a locking mechanism and a plurality of terminals, wherein the insulation seat body has a transversely concave frame structure. The interior of the insulation seat body is provided with a butt joint and misplugging prevention structure in a shape like Chinese character 'dai', and a machine part hole which is matched with the locking mechanism. The locking mechanism is arranged in the machine part hole. Due to the lever principle, under the driving of the elasticity and external force, the connector is butted to lock and is braked to extract out. Through the structure improvement, the terminals guarantee the flatness required by surface mounting technology, and raise the efficiency of plugging resistance force.

Description

Electric connector with latching device

Technical field

The utility model relates to a kind of connector with latching device, especially a kind of signal transmission plug that is used in mobile communication product that has the I/O type electric connector of latching device.

Background technology

At present; the linkage interface that is used in the transfer of data of mobile communication products such as mobile phone has: I/O type electric connector; this connector is when using butt joint to connect; connector plug, socket mistake butt joint insertion situation can take place usually; therefore; be arranged to a kind of connector for such I/O type electric connector with tangible fool proof mechanism, necessary in practicality.

Moreover, for promoting the electrical effect of butt connector, on the market this type of I/O type electric connector there is new requirement again, promptly for the function that must possess automatic snap close after the butt joint of plugs and sockets connector, with stable contact effect, and just be unlikely to make the plugs and sockets connector when breaking away from, to make latching device impaired in the function of using rear catch mechanism must have convenient release.

In addition, this type of I/O type connector terminals (PIN) number has increase trend on the market, so, adopting the reduction terminal sizes to increase terminal density is a feasible act, so, except that requiring to match the material of high-quality, also must improve from terminal structure.

The utility model content

Main purpose of the present utility model is to provide a kind of connector with latching device, and its machinery that utilizes latching device and lever principle realize docking locking, braking and extract of connector.

Another purpose of the present utility model is to provide a kind of connector with latching device, and the structural design that its utilization is picked up the ears cooperates the fool proof mechanism that has finished this connector.

Another purpose of the present utility model is to provide a kind of connector with latching device, and its utilization structure of picking up the ears has realized the protective device of the latch hook of this latching device.

A purpose more of the present utility model is to provide a kind of connector with latching device, and it utilizes the integrated terminal structure of sheet material, has guaranteed the evenness of surface mounting technology requirement, and promotes the effect of the anti-contact engaging and separating force of terminal.

Can be realized by following characteristics by above-mentioned these purposes structure of the present utility model as can be known, this connector comprises insulating base frame, terminal group and latching device, it is characterized in that: this insulating base frame is a horizontal convex shape framework, middle part, its rear end forms a recessed opening, each recessed formation gadget hole of the both sides of this opening is to match with the brake mechanism of latching device; Be provided with location hole in two respective side end faces, latching device is installed in the gadget hole, and pivot pin is inserted in location hole to run through the axle center, so that fastener moves axially in insulating base frame; Bottom front forms the downstairs convex surface, the depth direction of convex surface both sides wider part is provided with the guide groove that is communicated with gadget hole, narrower part is the contact jaw opening in the middle of it, be equipped with picking up the ears of protrusion outside the two side of this opening, narrower part adds the width of picking up the ears of protrusion, and the width with wider part is suitable basically; This picks up the ears to be the structure of a bending, and the vestibule wall of its higher-order tread recesses at that the front portion of body is done in insulation and the height that is lower than the shorter side in the convex shape framework, and forms the fool proof mechanism of this connector jointly; This is picked up the ears to be designed to the latch hook that cooperates latching device and avoided mispluging impaired protection mechanism when butt joint is inserted;

This terminal group is made up of several same terminal, and its single terminal is a sheet material one punch forming, and this terminal embeds from the hollow hole at insulating base frame rear portion, the protruding thorn and this insulating base frame storage tank secure fit that are provided with by basic portion; The extension of described terminal front end is the fork-shaped contact site, this fork-shaped contact site has the contact of a contact site for projection at least, for guaranteeing the elasticity endurance of this terminal under the butt joint effect, terminal prong root is extended with the effect that those widened sections promotes the anti-contact engaging and separating force of terminal respectively;

This latching device be for the matching mechanism of the mechanical Kong Suozuo at insulating base frame rear portion, comprise members such as fastener, elastic component and pivot pin, its fastener is cooperating with axle center hole and pivot pin, by machinery and lever principle, under the mating reaction of axostylus axostyle, latch hook and elastic component, realized the function of connector butt joint locking of the present utility model; Again under the driving of this fastener braking parts, reached the purpose of extracting easily after the utility model and the corresponding mechanism butt joint.

For further specifying above-mentioned purpose of the present utility model, design feature and effect, the utility model is described in detail below with reference to accompanying drawing.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model preferred embodiment;

Fig. 2 is the three-dimensional exploded view of the utility model preferred embodiment another side;

Fig. 3 is the combination stereogram of the utility model preferred embodiment latching device;

Fig. 4 is the insulating base frame stereogram of another embodiment of the utility model;

Fig. 5 is the assembling stereogram of the utility model preferred embodiment.

Embodiment

Please refer to shown in Figure 1ly, the utility model provides a kind of connector with latching device, and this connector 100 includes assemblies such as insulating base frame 10, terminal group 20 and latching device 30, wherein:

This insulating base frame 10 forms a horizontal convex shape framework, its stair-stepping top 11 is latter half of, 15 be provided with hollow hole 151 in its back-end, this hollow hole 151 communicates with the contact openings of first half 14, the upper and lower inwall of this hollow hole 151 is provided with several terminal storage tanks 1511 accordingly, and these terminal storage tanks 1511 connect with the terminal groove 141 of anterior 14 contact openings; 15 nearly both sides by hollow hole 151, rear portion are respectively equipped with gadget hole 152, one madial wall of these gadget holes 152 convexes with fixed block 1521, diapire projection one and falls L shaped fixed structure 1522, and this fixed structure 1522 is raised to the same level height of fixed block 1521, and form a convex shape accepting groove 1523 jointly, this convex shape accepting groove 1523 is ccontaining for the elastic component 32 of latching device 30; Falling the outer wall of L shaped fixed structure 1522 and another madial wall of gadget hole 152 forms a conduit 1524, and this conduit 1524 forms corresponding constructions with the fluting 113 of end face 11 both sides, can hold effectively activity behind fastener 31 devices of latching device 30; Middle part after a while in two corresponding side surface 13 is equipped with location hole 131, and location hole 131 is fit structures of being done for the pivot pin 33 of latching device 30; There is the reference column 121 that stands the rear end of latter half of bottom 12 (seeing also Fig. 2), and reference column 121 is to locate for cooperating with corresponding mechanism (as circuit board) accurately, and can reach and the firm friction tight purpose of corresponding mechanism.

(see also Fig. 4) in the utility model, gadget hole 152 can cooperate the structural change of elastic component 32 fixed parts 320, directly is provided with accepting groove 1523 in these gadget hole 152 two sides, and with elastic component 32 fixed parts 320 firm tight fits.

13 recessed accordingly an opening 112 arranged in the downstairs end face 111 of convex shape framework front end along two sides, this opening 112 separate out pick up the ears 124 with the wider part of convex shape framework, the front end of bottom 12 is following class convex surface 122, the wider part both sides of convex surface are respectively equipped with the guide groove 123 of the suitable degree of depth, gadget hole 152 break-through at guide groove 123 and rear portion 15; The narrower part two corresponding sidewalls of convex surface 122 all are protruding with picks up the ears 124, from the visual angle, top: 124 the horizontal-extending width of picking up the ears equals the width (as shown in Figure 1) of the wider part of convex surface 122, from the visual angle, bottom: the corresponding sidewall that the narrower part of convex surface 122 is vertical all is parallel to wider part and is extended with by fluting 113 and isolatedly picks up the ears 124, the 124 higher class's faces (vestibule wall) of picking up the ears still are lower than the whole height of this sidewall, and recess at anterior 14 and form the fool proof mechanism (as Fig. 2) of this connector; Pick up the ears 124 design, can also be for the latch hook that cooperates the latching device front end can be when the butt joint because of not mispluging the impaired protection structure of doing; In the present embodiment, this is picked up the ears 124 can be for by opening 112 spaced structural, and also can be imperforation 112 in other execution modes, the structure that the wider part lateral margin with convex surface 122 of promptly picking up the ears is connected as a single entity; Anterior 14 have several terminal grooves 141, and terminal groove 141 runs through with hollow hole 151, and forms the unified conduit of accommodating terminal group 20 with terminal storage tank 1511.

This terminal group 20 is made up of several same terminal, its single terminal is a sheet material one punch forming, basic portion 21, extension 22 and adhesive portion 23 are arranged, the upper and lower lateral margin of this basic portion 21 is equipped with protruding thorn 211, protruding thorn 211 is storage tank 1511 tight fits with above-mentioned insulating base frame, and whole terminal is stable in the insulating base frame body; The front end of this extension 22 is a fork-shaped contact site 221,222, and its fork-

shaped contact site

221 or 222 has the contact of a contact site for projection at least; The utility model is being when guaranteeing the elasticity endurance of this terminal, to be extended with those widened sections 2211,2221 respectively from terminal prong root, can promote the anti-contact engaging and separating force of terminal and the effect that prolongs the terminal life-span with this.

This latching device 30 comprises fastener 31, elastic component 32 and pivot pin 33, wherein: this fastener 31 is provided with the parts such as axle center 3111 that basic portion 310, axial region 311 and axial region are provided with, the pore size in this axle center 3111 can hold can do spinning movement after pivot pin 33 inserts, the axostylus axostyle 312 of axial region front end for extending, be provided with latch hook 313 on the top of axostylus axostyle 312, this latch hook 313 is like barb-like arrow structure, is to be difficult for withdrawing from the design of being done when inserting with locking for convenient butt joint; The tail end of fastener 31 is connected as a single entity with basic portion 310, an and braking parts 314 protruding upward, this braking parts 314 is to cooperate with the fluting 113 of end face 11 both sides of insulating base frame 10, and have to solid effect, outer power drives and realizes the due effect of this connector latching device, braking parts 314 is for to have a structure that is suitable for impetus, and it can be that a projective structure maybe can be an extended structure; The below of fastener 31 tail ends also is provided with a vertical relatively contact site 315, and this contact site 315 is fit structures (seeing also Fig. 3) of being done for the elastic component 32 of this latching device; In other embodiment of the utility model, fastener 31 can cooperate the structural change of elastic component 32 joint portions 322, can be for directly contacting with fastener 31 tail ends, and do not have the structure (not shown) of vertical contact site 315; This elastic component 32 is arcuation body design, include the fixed part 320 of board plane, be extended with the elastic portion 321 of arc from another lateral margin of this board plane, projection 3201 with board plane two corresponding lateral margins, and be extended with smooth joint portion 322 from another front end of this elastic portion 321, the place ahead of this joint portion 322 has one to hang down wall 3221 in order to the contact site 315 against fastener 31, can ensure that joint portion 322 cooperates (seeing also Fig. 3) with contact site 315 effective brakings of corresponding mechanism; In other embodiment of the utility model, the width of elastic component 32 fixed parts 320 can cooperate the variation of above-mentioned gadget hole 152 structures and change, the joint portion 322 of elastic component 32, can be in conjunction with the variation of the structure of fastener 31 contact sites 315, promptly can become the flat-shaped butt structure of extending, also can be the column butt structure (not shown) of side insulation extension to side insulation.

The design focal point of the utility model connector 100 is the pick up the ears gadget hole 152 at 124 formed fool proof mechanisms and insulating base frame 10 rear portions and the latching device 30 of mating reaction with it of insulating base frame 10, and integrated terminal structure, wherein, this design of 124 of picking up the ears had both become the protector of latching device 30, also was matched with insulating base frame 10 anterior 14 and had formed the slow-witted type device of butt joint anti-mis-insertion; The gadget hole 152 at these insulating base frame 10 rear portions is matching design of being done for latching device 30; This latching device 30 promotes sensitivity by the running of lever and bearing effect, and has realized between the connector butt joint back difficult drop-off and the purpose of extracting easily.

Combination step of the present utility model is:

First, terminal assemblies 20 is inserted from the rear portion hollow hole 151 of insulating base frame 10, the extension 22 of end passes insulating base frame 10 hollow holes 151 and places among anterior 14 the terminal groove 141, by the protruding thorn 211 of the basic portion 21 of terminal and the storage tank 1511 firm tight fits of insulating base frame hollow hole 151 before these terminals 20;

The second,, earlier fastener 31 to be packed into from gadget hole 152 during latching device 30 in assembling, the guide groove 123 that the latch hook 313 of its fastener 31 front ends passes gadget hole 152 and communicates with it is suspended in hidden state and picks up the ears under 124; When axial region 311 is inserted to axle center 3111 and location hole 131 and attaches most importance to the position of (fold) poroid condition by conduit 1524, insert pivot pin 33 from location hole 131 again, in gadget hole 152, can only do axial activity to lock fastener 31; The fixed part 320 of elastic component 32 is embedded in the accepting groove 1523 of gadget hole 152, projection 3201 firm tight fits by two corresponding lateral margins, the elastic portion 321 that arc extends is protruded the last position of accepting grooves 1523 to the gadget hole, make the joint portion 322 on top and contact site 315 butts of fastener 31, so promptly having finished this has the assembling of the connector of latching device 30.

Though the utility model is described with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, under the situation that does not break away from the utility model spirit, also can make the variation and the modification of various equivalences, therefore, as long as variation, the modification to the foregoing description all will drop in the scope of the utility model claims in connotation scope of the present utility model.

Claims

1. the electric connector with latching device comprises an insulating base frame, a terminal group and a latching device, it is characterized in that:

Described insulating base frame is a horizontal convex shape framework, has the latter half of assembly holding part and the assembly contact site of first half, and wherein, a hollow hole that is made of storage tank, terminal groove runs through whole insulating base frame inside; Latter half of hollow hole both sides are provided with for latching device ccontaining gadget hole, and described gadget hole is respectively equipped with fluting, guide groove and location hole, and described parts hole wall is raised with fixed block and fixed structure and forms accepting groove and conduit; The assembly contact site both sides of described first half respectively are provided with a structure of picking up the ears of extending, and described picking up the ears separates and be a bending structure by opening, and its higher vestibule wall is lower than the shorter side height in the convex shape framework, and recess at anterior fool proof and the protection structure of forming;

One terminal group, constitute by plurality of terminals, single terminal is the sheet material integrated formed structure, have basic portion, extension and adhesive portion, wherein, described extension is a fork configuration, and its fork-shaped contact site has the contact of a contact site for projection at least, is provided with the anti-contact engaging and separating force that those widened sections promotes terminal at the prong root of fork configuration;

One latching device comprises fastener, elastic component and pivot pin, wherein, the pore size in the axle center of described fastener axial region can hold pivot pin and insert, the latch hook on axostylus axostyle top inserts the structure that buckle is difficult for withdrawing from for convenient, and described fastener tail end has a vertical relatively contact site to match with the elastic component butt; Described elastic component is arcuation, comprises fixed part, elastic portion and joint portion, and described joint portion is difficult to break away from when one vertical wall is arranged with restriction and contact site butt; Described pivot pin is that firm fastener is done axially movable mechanism, and the size of pivot pin matches with location hole and axle center size.

2. the electric connector with latching device as claimed in claim 1 is characterized in that: described location hole has a suitable pivot pin and inserts firmly, and runs through the perforation of gadget hole and corresponding wall formation.

3. as claim 1 a described electric connector with latching device, it is characterized in that: described gadget hole is no fixed block and fixed structure according to the structural change of latching device.

4. as claim 1 a described electric connector with latching device, it is characterized in that: described braking parts is to have a structure that is suitable for impetus, is a projective structure or an extended structure.

5. as claim 1 a described electric connector with latching device, it is characterized in that: described fastener can for directly contacting with the fastener tail end, promptly not have the structure of vertical contact site by the structural change of elastic component joint portion.

6. as claim 1 a described electric connector, it is characterized in that: describedly pick up the ears to be astomous integrative-structure, fuse with described latter half of assembly holding part with latching device.