CN201323265Y - Electric connector - Google Patents

Abstract

The utility model discloses an electric connector, which at least comprises an insulating body provided with a terminal groove and a plurality of conductive terminals contained in the terminal groove; wherein each conductive terminal at least comprises a basal part, an elastic part which curvedly extends from one end of the basal part, a contact part which is arranged at the end of the elastic part and a clamping part which is positioned at the end of the contact part and perpendicular to the contact part, wherein the clamping part extends from the end of the contact part to the opposite direction of the elastic part, the insulating body is provided with a holding part which corresponds to the clamping part, and the holding part comprises a first blocking part and a second blocking part which intersect with each other, wherein, the first blocking part is used for preventing the conductive terminals from excessively deforming in the horizontal direction, and the second blocking part is used for preventing the conductive terminals from flying out of the holding part. Therefore, by the cooperation between the first blocking part and the second blocking part, the risk of plastic deformation of the conductive terminals is avoided.

Description

Electric connector

[technical field]

The utility model relates to a kind of electric connector, refers to a kind of electric connector of setting up the path that electrically conducts between electronic building brick (for example battery for mobile phone) and circuit board especially.

[background technology]

Battery has been widely used in the various electronic equipments at present, particularly in the mobile phone.Correspondingly, electric connection battery to the electric connector of electronic equipment mainboard is one of requisite assembly in these electronic equipments.

Tradition is used to electrically connect the connector of battery and circuit board, comprises insulating body at least and is immobilizated in the interior plurality of conductive terminals of insulating body.Insulating body comprises installed surface, interface, and the terminal containing slot that between installed surface and interface, extends, conducting terminal comprises and the insulating body base portion of fixing mutually at least, and the contact site that battery electrically connects, the strain portion of between base portion and contact site, extending, and extend the afterbody of insulating body outside from base portion one end.After conducting terminal is assembled in the insulating body, its by base portion with insulating body fixing mutually, and afterbody extends insulating body in order to be connected with circuit board, contact site is given prominence to the insulating body interface.When battery is planted into, it at first contacts with contact site, thereby contact site is under the effect of battery, drive strain portion strain takes place in terminal groove, and finally by elastic force that strain produced and the fixing battery, so, rely on conducting terminal and electrically conducting between battery and the circuit board.

As everyone knows, the rubber-like object all has elastic limit, and when its strain surpassed this limit, plastic deformation will take place this object, and can not return to initial condition.And for mobile phone, its battery will plug frequently, therefore, whether has the excellent electrical property guiding path between battery and the circuit board, and the elasticity of connector conducting terminal plays crucial effects.Industry is in order to strengthen the elastic deformability of conducting terminal, most means are the many increases of the butt joint direction several roads bendings at conducting terminal, yet, this mode only is applicable to the active force of acceptance from the butt joint direction, and general consumer is in being inserted into battery electronic equipment (especially mobile phone) time, plant along the butt joint direction with being difficult to guarantee zero deflection, when the consumer along with dock direction at an angle, even when the direction vertical with docking direction inserted into, strain can take place in butt joint direction and the direction vertical with docking direction in conducting terminal simultaneously, so, conducting terminal just has the risk that plastic deformation takes place on the direction vertical with docking direction.

In view of above problem, be necessary to provide a kind of improved electric connector in fact, to address the above problem.

[utility model content]

Technical problem to be solved in the utility model provides a kind of electric connector, and no matter it is subjected to the active force of any direction, and conducting terminal plastic deformation can not take place.

For achieving the above object, the utility model provides a kind of electric connector, at least comprise the insulating body that is provided with terminal groove and be contained in the interior plurality of conductive terminals of terminal groove, each conducting terminal comprises base portion at least, elastic portion from base portion one end bending extension, be arranged at the contact site of elastic portion end, and place contact site terminal and with the holding section of contact site quadrature, wherein, extend towards the direction away from elastic portion from the contact site end above-mentioned holding section, insulating body is provided with and corresponding resettlement section, above-mentioned holding section, and this resettlement section comprises first stopper section and second stopper section that intersects each other.

Compared with prior art, the utility model electric connector has the following advantages at least: because conducting terminal is provided with the holding section, and insulating body is provided with and corresponding resettlement section, above-mentioned holding section, therefore, when conducting terminal is subjected to active force from the direction vertical with docking direction, conducting terminal is along the force direction displacement, finally the effect owing to the resettlement section stops in the resettlement section, by this, prevented that conducting terminal is in this direction strain and plastic deformation takes place excessively, further, because the resettlement section is provided with first stopper section and second stopper section that intersects each other, therefore, what above-mentioned holding section can be stable is stuck by the resettlement section, and can not break away from the resettlement section with further generation strain.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

Fig. 2 is the part exploded view of the utility model electric connector, and wherein, a conducting terminal is extracted from insulating body.

Fig. 3 is the cutaway view of the utility model electric connector along A-A line among Fig. 1, and wherein, conducting terminal is in free state.

Fig. 4 is the cutaway view of the utility model electric connector along A-A line among Fig. 1, and wherein, conducting terminal has been subjected to the active force of F2 and has finally remained static.

[embodiment]

Describe the embodiment of the utility model electric connector in detail below in conjunction with accompanying drawing.

See also Fig. 1 to shown in Figure 4, the utility model electric connector, be used at battery (battery for mobile phone particularly, not shown) and circuit board (not shown) between set up the path that electrically conducts, comprise insulating body 10, be contained in the plurality of conductive terminals 30 in the insulating body 10, and be assembled in the reinforcement 50 in the insulating body 10.

Please with particular reference to illustrated in figures 1 and 2, insulating body 10 rectangular shapeds, comprise: the installed surface 101 that links to each other with circuit board, the interface 103 that docks with battery, a pair of side 105 and a pair of front 107 and the back 1011 of and adjacent setting vertical with above-mentioned installed surface 101 and interface 103, wherein, between interface 103 and installed surface 101, run through and be extended with terminal groove 109, this terminal groove 109 runs through interface 103, in order to electrically connect with battery, simultaneously, above-mentioned terminal groove 109 runs through front 107, that is to say, terminal groove 109 107 is open state in front, and by this, conducting terminal 30 is assembled in the insulating body 10.Please extremely shown in Figure 4 with particular reference to Fig. 2, each terminal groove 109 comprises relative pair of sidewalls 1091, and adjacent setting vertical with above-mentioned sidewall 1091 and the rear wall 1093 that extends between interface 103 and installed surface 101, and the diapire 1095 of and adjacent setting vertical with above-mentioned sidewall 1091, rear wall 1093.Be provided with eaves portion 1097 at each sidewall 1091, this eaves portion 1097 extends towards installed surface 101 and towards relative sidewall 1091 from body 10 interfaces 103 that insulate, please with particular reference to shown in Figure 2, distance in the same terminal groove 109 between the relative a pair of eaves portion 1097 is non-spaced set, for simplicity, we are called front area in the subregion of pipe end pilot trench 109 close fronts 107, the zone of another part, just the subregion near back 1011 is called Background Region, so, at terminal groove 109 front areas, between the relative a pair of eaves portion 1097 apart from d2 greater than between a pair of eaves of the terminal groove 109 Background Regions portion 1097 apart from d1, in addition, the a pair of eaves portion 1097 of Background Region be provided with towards the front 107 depressions and opening towards the back 1011 resettlement section 1099, this resettlement section 1099 comprise the first stopper section 1099a relative with back 1011 and intersect with the first stopper section 1099a and in the lower end in order to accept the second stopper section 1099b of conducting terminal 30.In addition, for conducting terminal 30 is fixed in the insulating body 10, terminal groove 109 diapires 1095 are extended with caulking groove 1098 towards sidewall 1091.

Conducting terminal 30 is formed by the metal material punching out, and S-shaped structure, comprises successively: afterbody 303, base portion 301, elastic portion 305, and holding section 307.Wherein, base portion 301 extends along terminal groove 109 diapires 1095, and is provided with bur in both sides (indicating), and in order to cooperating with caulking groove 1098 in insulating body 10 terminal grooves 109, thereby fixing conducting terminal 30 is in insulating body 10; Afterbody 303 extends straight down from the middle position of above-mentioned base portion 301 1 ends, and at right angles is provided with base portion 301; Elastic portion 305 end relative with afterbody 303 on base portion 301 is bent upwards extension, comprise successively from first bend 3051 of base portion 301 towards afterbody 303 direction bending extensions, oppositely bend second bend 3053 that extends from above-mentioned first bend 3051, extend and form the contact site 3055 of class V-shape from second bend, 3053 decurvations, wherein, first bend 3051 forms opening U type structure left with base portion 301, and second bend 3053 is under free state, it at first vertically extends upward a bit of distance from first bend, 3051 ends, we are called first vertical portion 3054 this section, after, be provided with in obtuse angle from this first vertical portion, 3054 end tilts extension and with above-mentioned first vertical portion 3054, this section, we are called rake 3056, and the width of this elastic portion 305 reduces gradually from aforementioned first vertical portion 3054 ends to contact site 3055 ends; Described contact site 3055 continues to extend from aforementioned rake 3056, and formation class V-shape, just, on this V-shape structure, please with particular reference to shown in Figure 3, another support arm relative with rake 3056 is vertically to extend downwards, this vertically extending one section, we are called second vertical portion 3058, and in addition, the whole V-shape zone of contact site 3055 is provided with fin 3057; Aforementioned holding section 307 and above-mentioned second vertical portion, 3058 orthogonal thereto settings, and just L shaped with 3058 formation of second vertical portion, so, 3058 intersections, 307 and second vertical portion form the bending part 3071 of smooth transition in the holding section.

Reinforcement 50, make by metal material, comprise: tabular flat part 501, extend in the same way and form the fixing arm 505 of encircling shape with flat part 501 from the dual-side of flat part 501, and the insertion section 503 of continuing downward extension from flat part 501 lower ends, wherein, above-mentioned a pair of fixing arm 505, one in order to insulating body 10 fixings, and another is in order to be connected with circuit board, corresponding therewith, insulating body 10 is provided with the storage tank 1031 identical with reinforcement 50 structures, and this storage tank 1031, and communicates with front 107 to lower recess from interface 103.

When assembling conducting terminal 30 and reinforcement 50 are in insulating body 10, conducting terminal 30 is 107 assemblings from the front, and reinforcement 50 is from interface 103 assemblings, after assembling was finished, the base portion 301 of conducting terminal 30 placed the diapire 1095 of terminal groove 109, and afterbody 303 extends insulating body 10, in order to be connected with circuit board, contact site 3055 outstanding insulating body 10 interfaces 103, elastic portion 305 parts are placed in the terminal groove 109, the diapire butt of eaves portions 1097 in holding section 307 and the terminal groove 109; Reinforcement 50 is contained in separately in the storage tank 1031.

Below, please with particular reference to shown in Figure 3, when conducting terminal 30 is not subjected to any active force and is in free state, base portion 301 is connected to accepting groove 109 diapires 1095, elastic portion 305 parts are contained in the terminal groove 109, wherein, first vertical portion 3054 and second vertical portion 3058 are vertical state, and holding section 307 is connected to eaves portion 1097 diapires; When conducting terminal 30 is subjected to directed force F 1 from vertical direction, it at first contacts with the summit of the contact site 3055 of conducting terminal 30, thereby elastic portion 305 is under the drive of contact site 3055, towards its compression direction distortion, that is to say, the peak of contact site 3055 is vertically towards base portion 301 direction strains on the elastic portion 305, meanwhile, first vertical portion 3054 and second vertical portion 3058 be strain down vertically all, because the active force that is subjected to is vertical, when injecting fully, comes and conducting terminal 30 when finally remaining static by battery, first vertical portion 3054 and second vertical portion 3058 still are in vertical state, that is to say that the active force that is subjected to when conducting terminal 30 is during from the vertical direction of forward, in the vertical direction only can take place in the strain of conducting terminal 30, and the direction beyond this direction, especially vertical with this direction direction (as the direction that F2 indicated among the figure), conducting terminal 30 does not have any displacement, and this also is optimal situation.

And when the utility model electric connector conducting terminal is subjected to the active force of F2 direction, please with particular reference to shown in Figure 4, battery at first contacts with second vertical portion 3058, at this moment, second vertical portion 3058 will be along the direction of F2 active force, horizontal direction and elastic displacement takes place just, meanwhile, elastic portion 305 is under the drive of second vertical portion 3058, to be rotated counterclockwise with the bending point (not indicating) of second bend, specifically, whole exactly elastic portion is under the effect of F2 and towards front direction and being offset down, when battery is planted into fully and finally remain static, conducting terminal 30 moves in the insulating body 10 corresponding resettlement sections 1099, at this moment, resettlement section 1099 directly acts on the bending part 3071 that intersect holding section 307 and second vertical portion 3058, simultaneously, the first stopper section 1099a stops conducting terminal 30 displacements in the direction of F2, second stopper section 3058 holding section 307 in supported underneath, thereby, the resettlement section 1099 that can not fly out, holding section 307 makes holding section 307 stable placing in the resettlement section 1099.

It should be noted that: in above-mentioned described process, what directly contact with resettlement section 1099 is bending part 3071, rather than holding section 307 ends, therefore, in the mechanism of holding section 307 and resettlement section 1099, holding section 307 is not subjected to any active force, and Just because of this, strain can not take place in it, thus, can further guarantee the resettlement section 1099 that can not fly out, holding section 307, but stably be contained in the resettlement section 1099.

In sum, in the present embodiment, in order to prevent that conducting terminal 30 is subjected to displacement in the F2 direction excessively, be provided with the resettlement section 1099 of accommodating conducting terminal 30 holding sections 307 in insulating body 10 accepting grooves 109, and this resettlement section 1099 is V-shape, yet, in order to solve the problems of the technologies described above, V-shape not necessarily must be arranged in this resettlement section 1099, as long as its can stop holding section 307 excessively the F2 direction be subjected to displacement and below accept holding section 307 and stop the resettlement section 1099 that flies out, holding section 307, for example, resettlement section 1099 be arranged to opening towards the back 1011 U font structure.

The above only is a kind of execution mode of the present utility model, it or not whole or unique execution mode, the variation of any equivalence that those of ordinary skills take technical solutions of the utility model by reading the utility model specification is claim of the present utility model and contains.

Claims (10)

1. electric connector, at least comprise the insulating body that is provided with terminal groove and be contained in the interior plurality of conductive terminals of terminal groove, insulating body comprises relative installed surface and interface, a pair of side and the front and back vertical and adjacent with interface with installed surface, conducting terminal comprises base portion at least, elastic portion from base portion one end bending extension, be arranged at the contact site of elastic portion end, and place contact site terminal and with the holding section of contact site quadrature, it is characterized in that: extend towards the direction away from elastic portion from the contact site end above-mentioned holding section, insulating body is provided with and corresponding resettlement section, above-mentioned holding section, and this resettlement section comprises first stopper section and second stopper section that intersects each other.

2. electric connector as claimed in claim 1 is characterized in that: extend towards the insulating body back described holding section, and the opening of described resettlement section is towards the insulating body back.

3. electric connector as claimed in claim 2 is characterized in that: described resettlement section is V-shape or U font.

4. electric connector as claimed in claim 2, it is characterized in that: described accepting groove and insulating body interface and front connect, comprise relative pair of sidewalls, vertical adjacent and rear wall that between insulating body interface and installed surface, extend with sidewall, and with the diapire of above-mentioned sidewall, the vertical adjacent setting of rear wall.

5. electric connector as claimed in claim 4 is characterized in that: described accepting groove sidewall is provided with eaves portion, and this eaves portion extends towards the sidewall on opposite and towards the diapire direction from the body interface that insulate.

6. electric connector as claimed in claim 5 is characterized in that: the direction of described eaves portion between the insulating body front and back is divided into front area and Background Region, wherein, its in front the spacing between the zone greater than its distance between Background Region.

7. electric connector as claimed in claim 6 is characterized in that: described resettlement section is positioned at eaves portion Background Region.

8. electric connector as claimed in claim 7, it is characterized in that: described conducting terminal elastic portion also comprises first bend and second bend between base portion and contact site, wherein, first bend links to each other with base portion and forms opening towards the U of insulating body front font with base portion, second bend links to each other with contact site, and its opening direction is opposite with the first bend opening direction.

9. electric connector as claimed in claim 2 is characterized in that: described electric connector further comprises some reinforcements, the corresponding storage tank of accommodating reinforcement that is provided with of insulating body.

10. electric connector as claimed in claim 9, it is characterized in that: described storage tank communicates with insulating body interface and front, reinforcement comprises tabular flat part and the fixing arm that extends in the same way from the dual-side of tabular flat part at least, and this fixing arm is encircled shape with the formation of tabular flat part.

Images