CN206673194U

CN206673194U - Electric connector

Info

Publication number: CN206673194U
Application number: CN201720320063.4U
Authority: CN
Inventors: 汪兴龙; 黄飞
Original assignee: JIANGSU LIANWEICHENG ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: JIANGSU LIANWEICHENG ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2017-03-29
Filing date: 2017-03-29
Publication date: 2017-11-24
Anticipated expiration: 2027-03-29

Abstract

The utility model provides a kind of electric connector, it includes insulating body, some conducting terminals being fixed on the insulating body and the shielding casing being coated on outside the insulating body, the insulating body includes main part and the fixed part positioned at the main part both sides, the front portion of the main part has the roof and bottom wall being oppositely arranged along short transverse, the roof is spaced apart the host cavity to be formed and house butt connector with bottom wall along short transverse, the shielding casing has the upper wall positioned at upside, the lower wall being oppositely arranged positioned at downside and with upper wall, the front end face of the roof is recessed formed with a depressed area backward, the bending downwards of the front end of the upper wall center section is formed with flange, the depressed area and the flange are in lengthwise shape, and the flange is turned under folding and is dissolved in the depressed area.The insulating body of the utility model electric connector and shielding casing can simply, reliable connection.

Description

Electric connector

Technical field

It the utility model is related to a kind of electric connector.

Background technology

Low-voltage differential signal (Low Voltage Differential Signal, abbreviation LVDS) is a kind of high-speed transfer The circuit signal of mass data, high resolution is commonly available in SVGA TFT LCD display devices, optical-fibre communications and electronics On the interface of switch.Traditional low-voltage differential signal connector, including insulating body, be contained in the insulating body The metal shell of some conducting terminals and the cladding insulating body, and metal shell and insulating body are lengthwise shape, two Person needs reliable connection just to can guarantee that after repeated multiple times grafting still stable performance.

Therefore, it is necessary to a kind of improved electric connector is provided to overcome above mentioned problem.

Utility model content

The purpose of this utility model is to provide a kind of electric connector simple in construction, assemble stable.

To realize above-mentioned purpose of utility model, the utility model provides a kind of electric connector, and it includes insulating body, consolidated Due to some conducting terminals on the insulating body and the shielding casing being coated on outside the insulating body, the insulation is originally Body includes main part and the fixed part positioned at the main part both sides, and the front portion of the main part, which has along short transverse is relative, to be set The roof and bottom wall put, the roof are spaced apart the host cavity to be formed and house butt connector, institute with bottom wall along short transverse Stating shielding casing has the upper wall positioned at upside, the lower wall being oppositely arranged positioned at downside and with upper wall, the front end face of the roof Be recessed backward formed with a depressed area, the front end bending downwards of the upper wall center section formed with flange, the depressed area with The flange is in lengthwise shape, and the flange is turned under folding and is dissolved in the depressed area.

As further improvement of the utility model, the shielding casing also has from two on the upper wall horizontal direction The junction of the side wall that end bending extension downwards is formed, the side wall and upper wall is provided with an opening, and emergence is provided with the opening Shell fragment, the bottom of the shell fragment is connected with side wall and its top is in bending.

As further improvement of the utility model, a buckling piece is also convexly equipped with the opening, after the buckling piece End is connected with side wall and its front end is free end, and the front end of the buckling piece tilts extension towards the inner side of shielding casing.

As further improvement of the utility model, the fixed part is symmetricly set on the main part horizontal direction Both sides, each fixed part have from its front end face be recessed backward setting mating holes and projection laterally in transverse direction Clamping part, the clamping part have the scarce portion for the formation that is recessed from up to down, and the scarce portion is in upward and open state backward, together When be also connected in a lateral direction with the external world.

As further improvement of the utility model, the upper wall also has the end set on its horizontal direction Auxiliary section, the auxiliary section is from upper wall first bending extension backward again downwards, so that its horizontal component is inserted back into corresponding cooperation In hole.

As further improvement of the utility model, formed with the limitation face in front of scarce portion, institute on the clamping part The side wall for stating shielding casing is located at the outside of the insulating body, and the buckling piece is contained in the scarce portion of the insulating body both sides It is interior, and its front end is held in the limitation face.

As further improvement of the utility model, the lower wall is provided with some towards the convex of shielding casing inside protrusion Rib, and the rear and front end of each fin is connected with the lower wall.

As further improvement of the utility model, the lower wall also has the to be alignd along the longitudinal direction with the fin One protuberance and with first protuberance spaced second protuberance in transverse direction, first protuberance and Two protuberances are respectively positioned on the rear end of lower wall.

As further improvement of the utility model, the middle part of the fin is arched upward to form n shapes structure and institute upwards The centre position for stating fin is provided with the salient point projected upwards.

As further improvement of the utility model, the bottom surface of the main part is recessed formed with some accepting grooves upwards, Bottom wall is run through along short transverse in the accepting groove front portion, in the host cavity of the lower wall insertion insulating body of the shielding casing, The fin is extended upwardly into and passes through the accepting groove anterior, and the first protuberance is contained in the accepting groove rear portion.

The beneficial effects of the utility model are：The insulating body of the utility model electric connector simply, can be assembled stably In in shielding casing.

Brief description of the drawings

Fig. 1 is the three-dimensional assembly diagram of the utility model electric connector；

Fig. 2 to Fig. 3 is the view at another visual angle of electric connector shown in Fig. 1；

Fig. 4 is the three-dimensional exploded view of electric connector shown in Fig. 1；

Fig. 5 is the view at another visual angle of electric connector shown in Fig. 3；

Fig. 6 is the insulating body of electric connector shown in Fig. 2 and the three-dimensional exploded view of shielding casing；

Fig. 7 is the sectional view along Fig. 1 center lines A-A；

Fig. 8 is the sectional view along Fig. 1 center lines B-B；

Fig. 9 is the sectional view along Fig. 1 center lines C-C.

Embodiment

The utility model is described in detail below with reference to each embodiment shown in the drawings.But these embodiments The utility model is not intended to limit, structure, method or the work(that one of ordinary skill in the art is made according to these embodiments Conversion on energy is all contained in the scope of protection of the utility model.

Refer to shown in Fig. 1 to Fig. 9, the utility model provides a kind of electric connector 100, it include insulating body 10, Some conducting terminals 20 being fixed on the insulating body 10 and the shielding casing 30 being coated on outside the insulating body 10.

The insulating body 10 includes main part 11 and the fixed part 12 positioned at the both sides of main part 11, the main part 11 front end face is recessed formed with collecting butt connector backward（It is not shown）Host cavity 110.The front portion of the main part 11 With the roof 111 and bottom wall 112 being oppositely arranged along short transverse, the roof 111 is spaced apart with bottom wall 112 along short transverse To form the host cavity 110, wherein the front end face of the roof 111 is recessed formed with a depressed area 1112 backward, it is described recessed It is in lengthwise shape to fall into area 1112, and positioned at the medium position of roof 111.

The main part 11 is provided through some terminal grooves 113 along the longitudinal direction, and some terminal grooves 113 are in transverse direction It is arranged in a row, the main part 11 also has some locating slots 114 for lining up another row in transverse direction, the row locating slot 114 are located at the lower section of terminal groove 113 described in a row along short transverse, and also along the longitudinal direction run through main part 11.In this reality To apply in example, the quantity of the locating slot 114 is fewer than the quantity of terminal groove 113, namely between the adjacent locating slot 114 of each two Spacing between the spacing terminal groove 113 adjacent compared with two is big.Meanwhile if the main part 11 bottom surface upwards depression formed with Dry accepting groove 115, and bottom wall 112 is run through along short transverse in the front portion of the accepting groove 115.

The fixed part 12 is symmetricly set in the both sides on the horizontal direction of main part 11, and each fixed part 12 has The mating holes 121 for having the setting that is recessed backward from its front end face, the extension 122 protruded out forward from its front end, in transverse direction The clamping part 123 of projection laterally and the mounting post 124 extended downwardly out from its bottom surface.In a lateral direction, the extension Portion 122 is located at the corresponding outside of mating holes 121, and the clamping part 123 is located at the outside of the extension 122.The mating holes 121 have in the anterior of upward open state and upwards in the rear portion of closed state, the top quilt at the rear portion of mating holes 121 Shelter wall 125 is covered.

The clamping part 123 has the scarce portion 1231 for the formation that is recessed from up to down, and the scarce portion 1231 is in upwards and backward Open state, while be also connected in a lateral direction with the external world, therefore, formed with positioned at scarce portion on the clamping part 123 The limitation face 1232 in 1231 fronts, in the present embodiment, the limitation face 1232 is vertically set.In addition, the buckle The front end in portion 123 is provided with inclined guide face 1233, to guide insulating body 10 to be smoothly assembled in shielding casing 30.

Fig. 4 be refer to Fig. 5 and with reference to shown in Fig. 7, the conducting terminal 20 includes the bullet connect relative with butt connector Property contact site 21, it is welded in circuit board（It is not shown）On afterbody 22 and holding parts that contact site 21 is connected with afterbody 22 23。

Refer to shown in Fig. 1 to Fig. 9, the shielding casing 30 have positioned at upside upper wall 31, positioned at downside and with it is upper Lower wall 32 that wall 31 is oppositely arranged and a pair of connecting portion 33 that upper and lower wall 31,32 is connected, the connecting portion 33 positioned at it is upper, Both ends on lower wall 31,32 horizontal directions, each connecting portion 33 are respectively positioned on the front side of upper and lower wall 31,32 with by upper and lower wall 31st, 32 front end is connected.The bending downwards of the front end of the center section of upper wall 31 is formed with flange 311, and the flange 311 is in vertical Long shape.The upper wall 31 also has an auxiliary section 312 of the end set on its horizontal direction, and the auxiliary section 312 is from upper The first bending extension backward again downwards of wall 31, so that its horizontal component is inserted back into corresponding mating holes 121.

The lower wall 32 is provided with some fins 321 prominent towards the inside of shielding casing 30, with the fin 321 along front and rear First protuberance 322 of direction alignment and with first protuberance 322 spaced second protuberance in transverse direction 323, the protuberance 323 of the first protuberance 322 and second is respectively positioned on the rear end of lower wall 32.Each fin 321 it is front and rear Both ends are connected with lower wall 32, and middle part is arched upward to form n shape structures upwards（As shown in Figure 8）, and in the fin 321 Meta installs the salient point 3211 projected upwards.The lower wall 32 also has the company that the both ends on its horizontal direction are set Pin 324, the connecting pin 324 is located at the outermost of the protuberance 323 of the first protuberance 322 and second, and it is freely last End is located at sustained height with the afterbody 22, to be welded on circuit board.

The shielding casing 30, which also has, bends downwards the side that extension is formed from the both ends on the horizontal direction of upper wall 31 The junction of wall 34, the sidewall 34 and upper wall 31 is provided with an opening 35, and emergence is provided with shell fragment 341 and card in the opening 35 Cramp 342, the bottom of the shell fragment 341 is connected with sidewall 34 and its top is in bending.The rear end and side of the buckling piece 342 Wall 34 is connected and its front end is free end, and the front end of the buckling piece 342 tilts extension towards the inner side of shielding casing 30.

During assembling, the shielding casing 30 is coated on outside the insulating body 10, wherein the front end of the shielding casing 30 Flange 311 is turned under folding and is dissolved in the depressed area 1112 of the front end of insulating body 10, can not only limit insulating body 10 relative to Shielding casing 30 moves forward, and can limit lateral attitude relation between the two.The lower wall of the shielding casing 30 In the host cavity 110 of 32 insertion insulating bodies 10, wherein the fin 321 extends upwardly into and passes through the accepting groove 115 anterior, And first protuberance 322 be contained in the rear portion of accepting groove 115, contact site 21 of the salient point 3211 towards conducting terminal 20 Projection, second protuberance 323 are inserted back into the locating slot 114.The sidewall 34 of the shielding casing 30 is positioned at described The outside of insulating body 10, the buckling piece 342 is contained in the scarce portion 1231 of the both sides of insulating body 10, and its front end is supported It is held in the limitation face 1232.

It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one Individual independent technical scheme, this narrating mode of specification is only that those skilled in the art will should say for clarity For bright book as an entirety, the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can With the other embodiment of understanding.

The a series of tool described in detail only for feasibility embodiment of the present utility model of those listed above Body illustrates that they are simultaneously not used to limit the scope of protection of the utility model, all to be made without departing from the utility model skill spirit Equivalent implementations or change should be included within the scope of protection of the utility model.

Claims

1. a kind of electric connector, including insulating body, some conducting terminals for being fixed on the insulating body and it is coated on Shielding casing outside the insulating body, the insulating body include main part and the fixed part positioned at the main part both sides, The front portion of the main part has the roof and bottom wall being oppositely arranged along short transverse, and the roof and bottom wall are along between short transverse Separate formed house butt connector host cavity, the shielding casing have positioned at upside upper wall, positioned at downside and with The lower wall that upper wall is oppositely arranged, it is characterised in that：The front end face of the roof is recessed formed with a depressed area, the upper wall backward For the bending downwards of the front end of center section formed with flange, the depressed area and the flange are in lengthwise shape, and the flange to Lower bending is contained in the depressed area.

2. electric connector as claimed in claim 1, it is characterised in that：The shielding casing also has from the upper wall transverse direction side Upward both ends bend downwards the side wall that extension is formed, and the junction of the side wall and upper wall is provided with an opening, in the opening Emergence is provided with shell fragment, and the bottom of the shell fragment is connected with side wall and its top is in bending.

3. electric connector as claimed in claim 2, it is characterised in that：A buckling piece, the card are also convexly equipped with the opening The rear end of cramp is connected with side wall and its front end is free end, and the front end of the buckling piece is towards the interior inclination of shielding casing Tiltedly extension.

4. electric connector as claimed in claim 3, it is characterised in that：It is horizontal that the fixed part is symmetricly set in the main part Both sides on direction, each fixed part has from its front end face to be recessed the mating holes of setting and outside in transverse direction backward The clamping part that pleurapophysis is stretched, the clamping part have the scarce portion of formation of being recessed from up to down, and the scarce portion is in opening upwards and backward State is put, while is also connected in a lateral direction with the external world.

5. electric connector as claimed in claim 4, it is characterised in that：The upper wall also has the end on its horizontal direction The auxiliary section that portion is set, the auxiliary section is from upper wall first bending extension backward again downwards, so that its horizontal component is inserted back into pair In the mating holes answered.

6. electric connector as claimed in claim 4, it is characterised in that：Formed with the limit in front of scarce portion on the clamping part Face processed, the side wall of the shielding casing are located at the outside of the insulating body, and the buckling piece is contained in the insulating body two In the scarce portion of side, and its front end is held in the limitation face.

7. the electric connector as any one of claim 1 to 6, it is characterised in that：The lower wall is provided with some towards screening The fin of enclosure interior protrusion is covered, and the rear and front end of each fin is connected with the lower wall.

8. electric connector as claimed in claim 7, it is characterised in that：The lower wall also has with the fin along the longitudinal direction First protuberance of alignment and prominent with first protuberance spaced second protuberance in transverse direction, described first Go out portion and be respectively positioned on the rear end of lower wall with the second protuberance.

9. electric connector as claimed in claim 7, it is characterised in that：Arch upward upwards to form n shape knots at the middle part of the fin The centre position of structure and the fin is provided with the salient point projected upwards.

10. electric connector as claimed in claim 8, it is characterised in that：If the bottom surface of the main part upwards depression formed with Bottom wall is run through along short transverse in dry accepting groove, the accepting groove front portion, the lower wall insertion insulating body of the shielding casing In host cavity, after the fin extends upwardly into and passes through the accepting groove anterior, and the first protuberance is contained in the accepting groove In portion.