CN2728023Y

CN2728023Y - Electric connector with clip apparatus

Info

Publication number: CN2728023Y
Application number: CN 200420065925
Authority: CN
Inventors: 黄商艳; 杨胜合
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2004-06-29
Filing date: 2004-06-29
Publication date: 2005-09-21
Anticipated expiration: 2014-06-29

Abstract

The utility model relates to an electric connector with a clip apparatus, which comprises a first electric connector and a second electric connector, wherein the first electric connector comprises a clip apparatus, a metal cover, a gum housing and electrical terminal sets; the clip apparatus is composed of a gum core body and a plurality of clip elastic pieces; the gum core body is composed of an insulation base, a support seat and electrical terminal sets; each clip elastic piece is composed of a basic part and an elastic arm; two side rims of the top of the insulation base are provided with clip grooves, and clip holes are arranged below the clip grooves; the support seat has a sunk track groove; the insulation base is combined with the support seat, and the clip grooves is cooperated with the clip holes and the track groove to form a space for placing the clip elastic pieces; the second electric connector has a groove hole butted to the clip apparatus. Utilizing the structural combination of the clip apparatus and the principle of lever braking, the utility model can avoid the electrical signal jam caused by improper butt-joint disengaging so as to improve the use effect and the butted stability of a connector.

Description

Electric connector with bayonet unit

(1) technical field

The relevant a kind of electric connector of the utility model with snap close function.

(2) background technology

In today that the hyundai electronics mechanics of communication develops rapidly, under the big situation of its use value height and demand, in the design or manufacture craft of product, all exist the range of application that how to promote product or use efficacy problems, also exist and how to reach convenient inserting the firm and convenient suitable effect problem that withdraws from, these problems are that industry is the problem that promotes the required solution of produce market always, also are that industry is the target of improving the competitiveness and being pursued.Modular construction at the Mini-USB of prior art connector generally comprises plug, socket (promptly is used to the public affairs that claim, female connectors), these public affairs, female connectors is respectively by insulating body, terminal group and the metal-back that is coated on outside the insulating body are formed, cause is in public affairs, the manufacturing of female connectors be suitable for, one of them connector combines with cable, because the cable of this connector generally places the outside and is subjected to the influence of external environment condition, can occur improper butt joint disengaging to a great extent and cause the not smooth of electrical signals, moreover, the operating characteristic of corresponding Mini-USB connector, the more existing general connector of its plug number of times comes manyly, so only depend on the shell fragment of punch forming on the shell of the prior art connector firm effect that achieves a butt joint to be difficult to satisfy user's demand, as: 1. shell fragment can cause its elastic fatigue because of the number of plug number of times, and then influence its fixing effect, the appearance of loosening phenomenon when producing butt joint; 2. the cable coupling part of public connector is easily because of the influence of external force, the phenomenon that breaks away from when causing the connector butt joint as casual pulling capacity, and no matter public affairs or female connectors also can cause damage thus to the internal structure of product, and then reduce the quality of product and increase consumer's maintenance expense.

(3) utility model content

Main purpose of the present utility model is to provide a kind of electric connector with bayonet unit, can be used the lever braking principle on this bayonet unit, and mutual snap close and braking are extracted during with the butt joint of realization connector.

Another purpose of the present utility model is to provide a kind of electric connector with bayonet unit, produces break-off disconnected news of moment when can not can cause the connector butt joint because of the influence of external force or bad contact engaging and separating force.

Another purpose of the present utility model is to provide a kind of electric connector with bayonet unit, can be used for one first electric connector and combines and provide fixed effect with one second electric connector.

A purpose more of the present utility model is to provide a kind of and has simple in structurely, makes the electric connector that is easy to bayonet unit with assembling.

Electric connector with bayonet unit of the present utility model, this electric connector include first electric connector and second electric connector, and wherein, this first electric connector includes a bayonet unit, a metal case, a colloid shell and electric terminal group; It is characterized in that: this bayonet unit is made up of glue core body and some shell fragments that holds, this glue core body is to be made of insulating base, stacker and electric terminal group, holding shell fragment is made up of basic portion and elastic arm, be provided with support slot in this insulating base end face bilateral edge, the support slot below is provided with holding hole; Stacker is provided with the rail groove of depression, by the combining of insulating base and stacker, support slot cooperates holding hole and rail groove forms the shallow storage space that holds shell fragment; Be provided with the slotted eye that can dock with bayonet unit in second electric connector.

Be provided with retaining sheet in the elastic arm end.Wherein, insulating base can be divided into front end main part and rear end bearing, its front end main part is provided with joint portion and terminal guide groove, this joint portion is a cuboid, the position, intermediate portion is provided with the terminal guide groove, the terminal guide groove is connected with the terminal containing slot of being located at the rear end bearing, in order to put terminal group, one lateral edges is provided with some raised lines in the joint portion, in the middle of raised line, be provided with one from the extended protruding eave portion of side, opposite side edge, joint portion is provided with the plurality of fixed piece, be provided with holddown groove in the fixed block, this holddown groove can ccontainingly hold the basic portion of shell fragment, and it also can be interfered with the axe shape stuck point on the stacker, and insulating base and stacker are fixed as one firmly, in addition, end face bilateral edge is provided with a support slot in the joint portion, and the support slot below then is provided with holding hole, and this support slot and holding hole can be with stable being immobilizated in the insulating base of the basic portion that holds shell fragment; Stacker in bayonet unit and electric terminal group are through the structure of molded (insert molding) one-body molded ejaculation in advance, this stacker can be divided into the bearing of rear end and the board two parts that extend forward, wherein, bearing also is a joint portion, it can mutually combine fixing with the joint portion of insulating base, be provided with lug boss and axe shape stuck point in bearing two corresponding sidewalls, its end face then is provided with some locating pieces, when the butt of the joint portion of the joint portion of stacker and insulating base, locating piece can be placed in the protruding eave portion both sides, reach the function of location stacker and insulating base, these two is difficult for swinging up and down to make stacker and insulating base, and hold by the axe shape stuck point on the bearing and the holding hole of insulating base, make this stacker and insulating base firmly be one; One side of board is provided with the space that can be used to the clad terminal group, is provided with rail groove in the both side edges of its opposite side, and this rail groove can be used to act on the storing and the zone of action of the elastic arm that holds shell fragment of bayonet unit;

Hold shell fragment and then be matching mechanism with aforementioned glue core body, its basic portion is the structure of a bending, be provided with some fixing stuck points in the one end, this stuck point is the design that the support slot of coordinated insulation pedestal is done, this design can reach the function of anti-mis-insertion and location, be provided with an outstanding retaining sheet in basic portion other end lateral margin, the retaining sheet front end is a braking parts, extend elastic arm in braking parts one side, the elastic arm end is provided with latch hook portion, when holding after shell fragment inserts insulating base, this retaining sheet can be placed in the support slot on the insulating base and make it can be because of the mobile transposition of the influence of external force, braking parts and elastic arm then are placed on the rail groove of bearing, make it can be by the elasticity clutch function that is used for realizing holding shell fragment of external force, and the latch hook portion of elastic arm end inserts locking and breaks away from the design of being done with braking for convenient.

For more clearly setting forth architectural feature of the present utility model and effect, preferred embodiment is described in detail to the utility model below in conjunction with accompanying drawing.

(4) description of drawings

Fig. 1 is the preceding schematic perspective view of the utility model preferred embodiment combination;

Fig. 2 is the schematic perspective view after the utility model preferred embodiment combination;

Fig. 3 is the three-dimensional exploded view of the utility model preferred embodiment;

The 4th figure is the three-dimensional exploded view of the bayonet unit of the utility model preferred embodiment;

Fig. 5 is another three-dimensional exploded view of the bayonet unit of the utility model preferred embodiment;

Fig. 6 is the metal case of the utility model embodiment, the perspective exploded view of colloid shell;

Fig. 7 is the three-dimensional exploded view of the butt connector of the utility model embodiment.

(5) embodiment

Please refer to shown in Fig. 1 ~ 5, the utility model is made up of one first electric connector 800 and second electric connector 900, wherein, first electric connector 800 is a pin connector, connector with bayonet unit, comprise bayonet unit 10, metal case 20, colloid shell 30 and cable jacket 40, wherein: bayonet unit 10 is by insulating base 11, stacker 12 and electric terminal group 13 and holds shell fragment 14 and constituted; And metal case 20 is made of upper encloser 21 and lower encioser 22; Colloid shell 30 is made of with lower casing 32 last shell 31.

Glue core body 15 in present embodiment is made up of insulating base 11, stacker 12 and the electric terminal group 13 of bayonet unit 10, this glue core body 15 is a prior art constructions, only hold the design that innovation is arranged on being provided with of shell fragment 14 in cooperation, therefore the part identical with existing structure will no longer be done narration more.This insulating base 11 is the convex shape framework of an accumbency, wherein, insulating base 11 can be divided into front end main part 111 and rear end bearing 112, its front end main part 111 is provided with joint portion 1111 and terminal guide groove 1112, terminal guide groove 1112 is connected with the terminal containing slot 117 of being located at rear end bearing 112, in order to put terminal group 13, the two edges of 1,111 one sides are provided with raised line 114 in the joint portion, in the middle of this raised line 114, be provided with one from the extended protruding eave portion 115 of side, this raised

line

114 and 115 of protruding eave portions are insulating bases 11 when combining with stacker 12, match with the locating piece 1212 of stacker 12; 1111 opposite side edges are provided with plurality of fixed piece 116 in the joint portion, in fixed block 116, be provided with holddown groove 1161, this holddown groove 1161 can ccontainingly hold the basic portion 141 and the fixing stuck point 142 thereof of shell fragment 14, it also can be interfered with the axe shape stuck point 124 on the stacker 12, insulating base 11 and stacker 12 are fixed as one firmly, in addition, 1111 end faces, 1113 bilateral edge are provided with support slot 1114 in the joint portion, support slot 1114 belows then are provided with holding hole 1115, this holding hole 1115 is a design of opening mutually with holddown groove 1161, it can be fixed in the support slot 1114 retaining sheet 143 that holds shell fragment 14 with holding basic portion 141 stable being immobilizated in the insulating base 11 of shell fragment 14;

Stacker 12 in bayonet unit 10 and electric terminal group 13, be through the structure of molded (insertmolding) one-body molded ejaculation in advance, this stacker 12 can be divided into the bearing 121 and board 122 two parts that extend forward of rear end, the end face 1210 of bearing 121 is a joint portion 1211, it can mutually combine fixing with the joint portion 1111 of

insulating base

11,1210 of its end faces are provided with some locating pieces 1212, when 1111 butts of the joint portion of the joint portion 1211 of stacker 12 and insulating base 11, locating piece 1212 can be placed in protruding eave portion 115 both sides, be mated butt, reach the function of location stacker 12 and insulating base 11, make stacker 12 and insulating base 11 these two difficult swinging up and down, be provided with a lug boss 123 and axe shape stuck point 124 in 121 liang of corresponding sidewalls of bearing, and engage with the holding hole 1115 of insulating base 11 by the axe shape stuck point 124 on the bearing 121, make this stacker 12 and insulating base 11 firmly be one; One side of board 122 is designed to a dented space 125, can be used to clad terminal group 13, opposite side both side edges in board 122 is provided with rail groove 126, and this rail groove 126 is the elastic arm that holds shell fragment 14 144 of bayonet unit 10 and the storing and the zone of action of latch hook portion 145.

Hold 14 on shell fragment and be matching mechanism with aforementioned glue core body, its basic portion 141 is the structure of a bending, be provided with some fixing stuck points 142 in the one end, the design that this fixing stuck point 142 is done for the holddown groove 1161 of coordinated insulation pedestal 11, this design can reach the function of anti-mis-insertion and location, be provided with an outstanding retaining sheet 143 in basic portion 141 other end lateral margins, this retaining sheet 143 also is a braking parts, then extend elastic arm 144 in retaining sheet 143 1 sides, elastic arm 144 ends then are provided with latch hook portion 145, when holding after shell fragment 14 inserts insulating base 11, this retaining sheet 143 can be sticked in the support slot 1114 on the insulating base 11 and make it can be because of the mobile transposition of the influence of external force, 144 of elastic arms extend by holding hole 1115, and be placed on the rail groove 126 of board 122 both sides, this design can make elastic arm 144 be used for realizing holding the elasticity clutch function of shell fragment 14 by applying pressure to the external force of retaining sheet 143, form a brake apparatus, the latch hook portion 145 of elastic arm 144 ends breaks away from the design of being done for convenient insertion locking with braking.

Please refer to shown in Figure 6ly, this metal case 20 comprises upper encloser 21 and lower encioser 22; This upper encloser 21 also is divided into rear portion lid 212 and 211 two parts of anterior cover body, and two parts fuse by a connecting portion 213 that is the angle of inclination before and after this, are provided with a card line plate 214 in rear portion lid 212 other ends; This front portion cover body 211 is provided with the space of a hollow bulb 215 as ccontaining stacker, the end face 2111 of its cover body 211 is provided with an opening 2112, be provided with hook lock 2113 in these opening 2112 both sides proximal wall connecting places, this hook lock 2113 can cooperate with the rail groove 126 on the stacker 12, the latch hook portion 145 of elastic arm 144 ends can be protruded from outside the cover body 211 by hook lock 2113, and under the effect of brake apparatus, realize bayonet unit 10 should be powerful; These front portion cover body 211 rear lowers have a rib pin (not shown) that stands, and the slot 225 that the rib pin can be corresponding with lower encioser 22 supports to be inserted, and make to fasten to upper and lower two cases 21,22 of one have played and assist firm effect; This rear portion lid 212 is a casket body shape, the end face 2121 of lid 212 has several to hold shell fragment 2122, this holds shell fragment 2122 bilaterals and then is provided with elongated slot 2123, and 2123 of this elongated slots can ccontainingly be positioned at the retaining sheet 143 that holds shell fragment 14 basic portions 141, makes it have location and stressed function; Two corresponding sidewalls of lid 212 are provided with several holding holes 216, and this holding hole 216 is corresponding with lower encioser 22 shell fragment 221 buckles that hold, thereby upper and lower two cases 21,22 are formed as one;

This lower encioser 22 is supporting designs of being done for upper encloser 21, all be provided with in its two side can with holding hole 216 mating reactions of upper encloser 21 hold shell fragment 221, also be provided with some lug bosses 222 in diapire, can the conflict diapire of insulating base 11 of this lug boss 222, so that insulating base 11 is stable in the lower encioser 22, then be provided with one in conjunction with mouth 223 in lower encioser 22 antethecas, its design is the bottom outward appearance corresponding to anterior cover body 211, makes in conjunction with mouth 223 to cooperate and to coat anterior cover body 211; Then be provided with a thread jamming part 224 that can cooperate with card line plate 214 bendings of last clamshell 22 in the rear end of lower encioser 22, both are after 21,22 combinations of upper and lower two cases, and thread jamming part 224 bendings coat card line plate 214, and fix cable jointly.

Colloid shell 30, also be by last, lower casing 31,32 constitute, be in order to hold metal case 20 through fit, and provide firm coating effect with this, on being somebody's turn to do, lower casing 31,32 is counter structure substantially, on the front and back end of last shell 31 sidewall 311, all be provided with a plurality of reference columns 312, these reference columns 312 are to locate to inserting with the location hole 322 of lower casing 32 front and back end sidewalls 321, be provided with clamping part 313 and buckle slot (not showing) in addition in last shell 31, lower casing 32 is provided with clamping part 323 and buckle slot 324, by clamping part 313,323 with the corresponding arrangement of interleave of buckle slot 324, this clamping part 313,323 with sidewall in buckle slot 324 can hold mutually and firm more shell structure; In addition, on the roof 315 of last shell 31, be provided with one and puncture formed touch part 316 from roof 315, on the diapire 325 of lower casing 32, be provided with a raised line 326 with 316 corresponding places, touch part, this raised line 326 is the counter structures for touch part 316, and by the suppressing action of this touch part 316 on the retaining sheet 143 of bayonet unit 10, and the resistancing action of cooperation diapire 325 raised lines 326, can prevent that bayonet unit 10 from excessively losing the elasticity of bayonet unit 10 because of the application of force, the good efficacy that has been easy to plug when also having realized the connector butt joint.

Cable jacket 40 is an existing structure, is not emphasis of the present utility model mechanism simultaneously, seldom gives unnecessary details at this.

See also connector shown in Figure 7 and be for one can with second electric connector 900 that docks of the utility model connector, be socket connector, this connector is by metal shell 91, members such as insulating base frame 92 and electric terminal group 93 are formed, wherein, the roof of the metal shell 91 of this connector is provided with some slotted eyes 911, in this slotted eye 911, be provided with plurality of elastic stator 912, and this slotted eye 911 also is to adorn 10 fit structures of doing for the buckle of aforementioned first electrical connection 800, and this fit structure is the firm function of locking that realizes two butt connectors when the connector butt joint is inserted for the braking action that cooperates bayonet unit 10; The previous patent CN 00262106.1 that is the applicant because of other structures of this connector forgives, so do not repeat.

See also shown in Fig. 3 ~ 6, the group of present embodiment cube formula is that the mode of adopting is from inside to outside carried out, the phase I group is upright to be to hold the basic portion 141 of shell fragment 14 and support slot 1114 and the holding hole 1115 that elastic arm 144 passes insulating base 11 both sides earlier, elastic arm 144 is extended, basic portion 141 also can be fixed in the holddown groove 1161, then with integrated stacker 12 and insulating base 11 butts, extended elastic arm 144 can be placed in the rail groove 126 of stacker 12 both sides, and interfere by holddown groove 1161 default on the axe shape stuck point on the stacker 12 124 and the insulating base 11 and to be fixed as one, promptly finish the operation in this stage;

The second stage group is upright to be bayonet unit 10 fits of earlier upper encloser 21 of metal case 20 and phase I being finished, again the rear portion lid 212 of lower encioser 22 with upper encloser 21 fastened, and interfere firm by shell fragment 2122,221 and the holding hole 216 that hold that is respectively equipped with on two cases, at this moment, upper and lower case 21,22 is provided with holds the corresponding site that lug boss 222 on shell fragment 2122,221 and lower encioser 22 diapires supports this (phase I finishes) bayonet unit 10 jointly, makes it can be coated on the function that reaches the location in the metal case;

Phase III group is upright to be that the completed sub-assembly of preceding second stage and cable jacket 40 are all packed in the colloid shell 30, and under the effect of location that this upper and lower casing 31,32 is provided with, buckle structure, realize that this connector coats firm effect, at this moment, the touch part 316 that is positioned at the last shell 31 of colloid shell 30 can prop up the braking parts of bayonet unit 10, so promptly finish whole connector assembling, the aspect after the combination sees also shown in Figure 1.

By above-mentioned explanation as can be known, the utility model makes whole connector reach phase buckle layer by layer with tight structure and multi-level bayonet unit, makes its integral body possess firm assembling structure, to reach the due effect of the connector with bayonet unit.

The above embodiments are only used for explanation the utility model, the utility model can also other modes be implemented, so be familiar with this operator under the situation that does not break away from connotation of the present utility model, therefore also can make all variations or modification, scope of the present utility model is that claim by the application is limited.

Claims

1. electric connector with bayonet unit, this electric connector includes first electric connector and second electric connector, and wherein, this first electric connector includes a bayonet unit, a metal case, a colloid shell and electric terminal group; It is characterized in that: this bayonet unit is by the glue core body and somely hold shell fragment to form this glue core body be to be made of insulating base, stacker and electric terminal group, holding shell fragment is made up of basic portion and elastic arm, be provided with support slot in this insulating base end face bilateral edge, the support slot below is provided with holding hole; Stacker is provided with the rail groove of depression, by the combining of insulating base and stacker, support slot cooperates holding hole and rail groove forms the shallow storage space that holds shell fragment; Be provided with the slotted eye that can dock with bayonet unit in second electric connector.

2. the electric connector with bayonet unit as claimed in claim 1, it is characterized in that: be provided with the fixing stuck point that can cooperate with insulating base in this basic portion that holds shell fragment, and be provided with the retaining sheet of protrusion in basic portion one side, be provided with an elastic arm that extends and be located at the latch hook portion of elastic arm end at an end of retaining sheet.

3. the electric connector with bayonet unit as claimed in claim 1, it is characterized in that: this insulating base is divided into main part and bearing, this main part is provided with joint portion and terminal guide groove, be provided with some raised lines in the joint portion lateral margin, be provided with one from the extended protruding eave portion of side in the middle of the raised line, opposite side edge, joint portion is provided with the plurality of fixed piece, be provided with holddown groove in the fixed block, end face bilateral edge is provided with support slot in the joint portion, and the support slot below is provided with holding hole, and this holding hole and holddown groove are open-minded mutually; Stacker is divided into rear end bearing and the board that extends forward, and the end face of bearing is a joint portion, and it can mutually combine fixing with the joint portion of insulating base, is provided with a lug boss and axe shape stuck point in bearing two corresponding sidewalls, and its end face is provided with some locating pieces; In a side of this board be a dented space with the clad terminal group, be provided with rail groove in the opposite side both side edges of board, this rail groove is the storing and the zone of action of the elastic arm that holds shell fragment of bayonet unit.

4. the electric connector with bayonet unit as claimed in claim 1, it is characterized in that: this metal case is made up of upper encloser and lower encioser, this upper encloser is divided into rear portion lid and two parts of anterior cover body, anterior cover body is connected by a connecting portion that is the inclined plane with the rear portion lid, the hollow bulb of anterior cover body be one can ccontaining glue core body stacker the space, the two side of cover body is provided with hook lock, latch hook portion protrudes from outside the cover body by hook lock, forwardly the rear lower of cover body has the slot of a rib pin that stands and lower encioser to inserting, going up, two cases are fastened on one down; The supporting upper encloser of lower encioser is provided with in its two side and holds shell fragment, and diapire is provided with some lug bosses, in the lower encioser antetheca be provided with one corresponding to the bottom of anterior cover body in conjunction with mouthful to cooperate and to coat anterior cover body.

5. the electric connector with bayonet unit as claimed in claim 1, it is characterized in that: this colloid shell is made of relative upper and lower shell, its casket wall is provided with some reference columns and can supports the location hole of inserting for location phase post, is provided with several to intersecting the corresponding clamping part that holds mutually in upper and lower enclosure; On the roof of last shell, be provided with one and puncture the touch part of extending, on the diapire of lower casing, be provided with a raised line with the corresponding section, touch part from roof.

6. the electric connector with bayonet unit as claimed in claim 3 is characterized in that: this stacker and electric terminal group are to form by pre-molded one-body molded ejaculation.

7. the electric connector with bayonet unit as claimed in claim 2 is characterized in that: be located at the fixing stuck point that holds shell fragment one end and the holddown groove of this insulating base main part and fasten.

8. the electric connector with bayonet unit as claimed in claim 1 is characterized in that: second electric connector is provided with the slotted eye that docks with bayonet unit.

9. the electric connector with bayonet unit as claimed in claim 1 is characterized in that: first electric connector is a plug connector, and second electric connector is an electric connector for socket.