CN207368295U - Electric connector - Google Patents

Abstract

The utility model provides a kind of electric connector, including insulating body and the terminal module in insulating body, and the insulating body is equipped with docking section and main part.The docking section is equipped with grafting chamber, and the main part is equipped with concave receiving space from back to front.The terminal module includes first end subgroup and second end subgroup.The first end subgroup is equipped with the first contact site, and the second end subgroup is equipped with the second contact site, and first contact site is oppositely arranged up and down with second contact site.The main part is equipped with the two side walls positioned at the receiving space both sides.The docking section is equipped with two wall portions positioned at the grafting chamber both sides.The main part, which is equipped with to extend forward from the side wall, is attached to some raised lines on the outside of the wall portion and the locating slot between two neighboring raised line, the electric connector further includes shielding casing of the masking outside docking section, and the shielding casing is equipped with the housing sidewall being positioned in locating slot.So facilitate the installation of electric connector.

Description

Electric connector

Technical field

It the utility model is related to a kind of electric connector, more particularly to the electric connector that a kind of welding coplane degree is high.

Background technology

Electric connector is indispensable element in electric device.With the update of electric device, electricity Connector has evolved into quite ripe product.For electric connector carries, the stable and reliable, biography of high speed can be contacted Defeated signal or electric current are necessary.Generally, for the electricity with double or multiple rows of surface soldered formula terminal welding foot Connector, it is especially desirable to pay attention to the coplane degree of whole electric connector welding part.If welding portion coplane degree is inconsistent, finally Missing solder is likely to form, so that what electric connector cannot be reliable and stable reaches transmission, and the electric connector after the completion of welding Also it is difficult to detect.

In view of this, it is necessary to existing electric connector is further improved, to solve the above problems.

Utility model content

It is easy to assembly, the preferable electric connector of welding surface coplane degree the purpose of this utility model is to provide one kind.

To realize above-mentioned purpose of utility model, the utility model provides a kind of electric connector, including insulating body and peace Terminal module in insulating body, the insulating body are equipped with docking section and the main part to extend back from docking section, institute State docking section and be equipped with concave grafting chamber from front to back, the main part is equipped with concave receiving space from back to front, the end Submodule group includes first end subgroup and the second end subgroup of conjunction is assembled with the first terminal, and the first end subgroup, which is equipped with, to be housed The first contact site in the grafting chamber, the second end subgroup are equipped with the second contact site being housed in the grafting chamber, First contact site is oppositely arranged up and down with second contact site, and the main part, which is equipped with, is located at the receiving space both sides Two side walls, the docking section is equipped with two wall portions positioned at the grafting chamber both sides, and the main part is equipped with from the side Wall, which extends forward, is attached to some raised lines on the outside of the wall portion and the locating slot between two neighboring raised line, described to be electrically connected Connect device and further include shielding casing of the masking outside the docking section, the shielding casing is equipped with the shell being positioned in the locating slot Body sidewall.

As further improvement of the utility model, at least one wall portion is equipped with inside from the wall portion outer surface Be recessed the groove formed, and the housing sidewall is equipped with the elastic arm that pushes away pushed against in the groove, described to push away elastic arm along the longitudinal direction The shielding casing is fixed on the docking section.

As further improvement of the utility model, the first end subgroup includes the first collets and ejection formation in institute State the first terminal in the first collets, the first terminal be equipped with the first fixed part for being fixed in first collets and First contact site extended forward from first fixed part, the second end subgroup include the second collets and project into Second terminal of the type in the second collets, the Second terminal are equipped with the second fixed part being fixed in second collets And second contact site extended forward from the second fixed part, first collets be engaged with second collets and It is housed in the receiving space.

As further improvement of the utility model, at least one side wall is towards setting on the side of the receiving space There are the first guide channel extended along the longitudinal direction and the second guide channel below first guide channel, first guiding Groove, second guide channel are connected with the receiving space.

As further improvement of the utility model, first collets are equipped with matched with first guide channel First guiding block, second collets are equipped with the second guiding block coordinated with second guide channel, the first end subgroup It is additionally provided with and coordinates the 3rd collets of fixing the first terminal with first collets, the 3rd collets is equipped with the Three guiding blocks, the 3rd guiding block align with second guiding block along before and after the abutting direction of the electric connector.

As further improvement of the utility model, it is additionally provided with least one side wall of the main part described in First guide channel continues to be recessed and is additionally provided with through the first holding slot of at least one side wall, first collets from institute State the first guiding block and continue the first outstanding convex block, first convex block coordinates described first with first holding slot Collets are fixed in the receiving space.

As further improvement of the utility model, the main part be additionally provided with from second guide channel continue depression and Through at least one side wall the second holding slot and and the 3rd holding slot on rear side of second holding slot, it is described First holding slot and thickness direction consistency from top to bottom of second holding slot along the electric connector.

As further improvement of the utility model, second collets, which are additionally provided with from the second guiding block, outwards to be continued to dash forward The second convex block gone out, second convex block coordinates to coordinate second collets with second holding slot is fixed on the receipts Hold in space, the 3rd collets are equipped with the 3rd convex block for outwards continuing protrusion from the 3rd guiding block, and the described 3rd is convex Block coordinates with the 3rd holding slot is fixed on the 3rd collets in the receiving space.

As further improvement of the utility model, second collets are additionally provided with the top of second guiding block The second fin for projecting upwards and extending from back to front, the 3rd collets are equipped with upward at the top of the 3rd guiding block Prominent and the 3rd fin with aliging before and after second fin, second fin, the 3rd fin are led with described second The roof of approaching channel abuts against.

As further improvement of the utility model, first collets are equipped with positioned at the first bottom surface of bottom and from institute The first protuberance that the first bottom surface is downwardly projected extension is stated, second collets are equipped with second abutted with first bottom surface Top surface, second bottom surface opposite with second top surface and being recessed from second top surface to be formed with first protuberance Coordinate fixed fastening chamber, the fastening chamber is rearwardly through second collets.

The beneficial effects of the utility model are：The utility model electric connector leads to sets raised line in the wall portion of insulating body And shielding casing is fixed on insulating body by the locating slot being formed between raised line so that the shielding casing of electric connector with absolutely Edge body reaches a secure fit in abutting direction, while shielding casing will not cause shadow in above-below direction to electric connector Ring, so as to facilitate the installation of electric connector.

Brief description of the drawings

Fig. 1 is the schematic perspective view of the utility model electric connector.

Fig. 2 is the schematic perspective view of another angle of the utility model electric connector.

Fig. 3 is the utility model electrical connector portions perspective exploded view.

Fig. 4 is the part isometric decomposition diagram of another angle of the utility model electric connector.

Fig. 5 is the perspective exploded view of the utility model electric connector.

Fig. 6 is the perspective exploded view of another angle of the utility model electric connector.

Embodiment

In order to make the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the accompanying drawings and it is embodied The utility model is described in detail in example.

Please refer to Fig.1 to shown in Fig. 6, a kind of electric connector 100, including insulating body 1, in insulating body 1 The shielding casing 4 of terminal module (non-label) and shade on the insulating body 1.

The insulating body 1 is equipped with docking section 11 and extends back from docking section 11 integrally formed with the docking section 11 Main part 12.The docking section 11 is equipped with the plug surface 111 positioned at front end, from the concave grafting chamber backward of plug surface 111 110th, the bottom plate 112 positioned at 110 bottom of grafting chamber, the top plate 113 positioned at the top of the grafting chamber 110 and it is vertically connected with Two wall portions 114 of the bottom plate 112 and the top plate 113.The top plate 113 forms some equipped with bottom-up depression Terminal containing slot 115, the bottom plate 112 are equipped with some terminal containing slots 115 being recessed from top to bottom, the top plate Terminal containing slot 115 on 113 corresponds relatively with the terminal containing slot on the bottom plate 112 about 115.Described two walls Portion 114 is located at the both sides of the grafting chamber 110, and the front end of each wall portion 114, which is respectively equipped with from plug surface 111, to tilt backwards Extend two guiding faces 1101 formed, the insertion of so convenient extraneous butt connector (not shown).Each wall portion 114 The groove 1141 being recessed inwardly from lateral surface, each 1141 edge of groove are equipped with close to one end of the plug surface 111 Above-below direction runs through the bottom plate 112.

The main part 12 is equipped with concave receiving space 120, two positioned at 120 both sides of receiving space from back to front A side wall 121, the roof 122 positioned at the top of the receiving space 120, the bottom wall 123 positioned at 120 bottom of receiving space, Extend forward from each side wall 121 some raised lines 1211 for being attached in two wall portions 114 of the docking section 11 and Some locating slots 1212 between two neighboring raised line 1211 along the vertical direction.Before the bottom wall 123 and the bottom plate 112 After be integrally formed, and the bottom surface of the bottom wall 123 and the bottom surface of the bottom plate 112 are coplanar.Incorporated by reference to shown in Fig. 3, the roof 122 top surface is higher than the top surface of the top plate 113, and supporting for step is formed in the roof 122 and 113 joining place of top plate Socket part 116.123 rear portion of bottom wall is formed there through allowing bit space 124 up and down, bit space 124 and the receiving space of allowing 120 connections.The bottom wall 123 is equipped with perforative two perforation 125 up and down close to the front portion of the bottom plate 112.

Each side wall 121 in described two side walls 121 is equipped with along the longitudinal direction towards the side of the receiving space 120 First guide channel 1213 of extension, the second guide channel 1214 positioned at the lower section of the first guide channel 1213 and along the vertical direction by institute State the separating part 1215 that the first guide channel 1213 separates with second guide channel 1214.First guide channel 1213 with it is described Second guide channel 1214 is connected along the width of the electric connector 100 with the receiving space 120.First guiding Groove 1213 runs through the side wall 121 from front to back with second guide channel 1214.It is additionally provided with certainly on each side wall 121 First guide channel 1213 continues outwards to be recessed and through the first holding slot 1216 of the side wall 121, lead from described second Approaching channel 1214 continues outwards to be recessed and through the second holding slot 1217 and the 3rd holding slot 1218 of the side wall 121, described 3rd holding slot 1218 is located at the rear side of second holding slot 1217 and aligns along the longitudinal direction along the longitudinal direction.Described first Holding slot 1216 and thickness direction consistency from top to bottom of second holding slot 1217 along the electric connector 100.

The terminal module includes first end subgroup 2 and the second end subgroup 3 coordinated with the first end subgroup 2.It is described First end subgroup 2 includes the first collets 21, the 3rd collets 22 and ejection formation in first collets 21 and the 3rd Some the first terminals 23 in collets 22.First collets 21 are provided separately with the 3rd collets 22.Each institute State the first terminal 23 and be equipped with and be fixed on the first fixed part (non-label) in first collets 21, from first fixed part Extend forward and be housed in the first contact site 231 in the terminal containing slot 115 of the docking section, from first fixed part to Extend afterwards and bend the first bending part 232 of extension still further below, continue to extend downwardly from the first bending part 232 and be overmolded onto institute State the 3rd fixed part (non-label) in the 3rd collets 22 and extended downwardly from the 3rd fixed part beyond described first Continue the first weld part 233 of extension backward again in 21 bottom of collets.First contact site 231 is equipped with to be downwardly projected and is exposed to The first bearing surface 2311 in the grafting chamber 110.

First collets 21 are equipped with the first noumenon portion 210 in the receiving space 120 of being housed in, from described first 210 both sides of body it is outstanding respectively and be housed in first guide channel 1213 two the first guiding blocks 211, be located at The top of the first noumenon portion 210 first top surface 2101 opposite with the bottom surface of the roof 122, positioned at the first noumenon portion First bottom surface 2102 of 210 bottoms and three the first protuberances 2103 to be formed are downwardly projected from first bottom surface 2102. It is additionally provided with first guiding block 211 outside along the width of the electric connector 100 from 211 lateral surface of the first guiding block The first prominent convex block 2111, first convex block 2111 are located at the rear end of first guiding block 211, first convex block 2111 cooperate with first holding slot 1216 is fixed on first collets 21 in receiving space 120.

3rd collets 22 are equipped with the 3rd body 220 being housed in the receiving space 120, and described in 3rd body, 220 both sides are outstanding respectively and two the 3rd guiding blocks 221 being housed in second guide channel 1214. It is additionally provided with 3rd guiding block 221 outside along the width of the electric connector 100 from 221 lateral surface of the 3rd guiding block Prominent the 3rd convex block 2211 and project upwards the 3rd fin 2212 from the top of the 3rd guiding block 221.Described 3rd is convex Block 2211 is located at the rear end of the 3rd guiding block 221, the 3rd convex block 2211 and the 1218 phase interworking of the 3rd holding slot 3rd collets 22 are fixed in receiving space 120 by conjunction.

The second end subgroup 3 includes the second collets 31 and ejection formation the Second terminal in the second collets 31 32.The Second terminal 32 is fixed equipped with the second fixed part (non-label) being fixed in second collets 31, from second Portion extends forward and is housed in the second contact site 321 in the terminal containing slot 115 of the bottom plate 112 and consolidates from described second Determine portion and extend downwardly the second weld part 322 extended rearwardly to form again beyond 31 bottom of the second collets.Described second connects Contact portion 321 is equipped with and projects upwards the second bearing surface 3211 in the grafting chamber 110.

Second collets 31, which are equipped with, is housed in the second body 310 in the receiving space 120, from described second 310 both sides of body it is outstanding respectively and be housed in second guide channel 1214 two the second guiding blocks 311, be located at The second top surface 3101 that the top of second body 310 is abutted against with first bottom surface 2102, positioned at second body Second bottom surface 3102 of 310 bottom of portion and being recessed from second top surface 3101 is formed to match somebody with somebody with first protuberance 2103 Fixed fastening chamber 3103 is closed, the fastening chamber 3103 is rearwardly through second collets 31.On second guiding block 311 It is additionally provided with from 311 lateral surface of the second guiding block along the second convex block 3111 that the width of the electric connector 100 is outstanding And the second fin 3112 for projecting upwards and extending from back to front from the top of the second guiding block 311.Second convex block 3111 are located at the rear end of second guiding block 311, and second convex block 3111 cooperates with second holding slot 1217 Second collets 31 are fixed in receiving space 120.Second collets 31 are additionally provided with from second bottom surface On the bottom wall 123 of 3102 downward projection of two the second protuberances 3104, second protuberance 3104 and the main part 12 Two perforation 125 be engaged fixation.

When installing the first end subgroup 2 and second end subgroup 3 to the insulating body 1, first by described the Two-terminal group 3 is installed to the receiving space 120 from back to front, and second guiding block 311 is from back to front described second To preceding sliding until the second contact site 321 of the Second terminal 32 is housed in the bottom plate 112 in guide channel 1214 In terminal containing slot 115,3111 clasp of the second convex block is in second holding slot 1217, second protuberance 3104 When clasp is in the perforation 125, the second end subgroup 3 reaches fixation with the insulating body 1.Then by the first end Subgroup 2 is installed to the receiving space 120 from back to front, and first guiding block 211 is from back to front in the described first guiding To advancing slip in groove 1213, the 3rd guiding block 221 is from back to front in second guide channel 1214 to preceding sliding, until will First contact site 231 of the first terminal 23 is housed in the terminal containing slot 115 of the top plate 113, first convex block 2111 clasps are in first holding slot 1216, and 2211 clasp of the 3rd convex block is in the 3rd holding slot 1218, institute State the first protuberance 2103 to be housed in from back to front in the fastening chamber 3103, at this time first collets 21 and described second Collets are engaged about 31 to be housed in the receiving space 120, first contact site 231 and second contact site About 321 are housed in the terminal containing slot 115 in opposite directions, on first bearing surface 2311 and second bearing surface 3211 It is lower opposite in the grafting chamber 110.Second guiding block 311 and the 3rd guiding block 221 are right along the longitudinal direction Together, so that the first end subgroup 2 assembled with the second end subgroup 3 it is more neat.Second fin 3112, described The roof of three fins 2212 and second guide channel 1214 abuts against, i.e., is abutted against with the separating part 1215, so set, Reduce the second collets 31, the assembly clearance of the 3rd collets 22 and the insulating body 1.

4 shade of shielding casing is on the docking section 11 of the insulating body 1.The shielding casing 4 is equipped with housing top Wall 41, the housing sidewall 42 being bent to form separately down from the left and right sides of the housing top wall 41, be formed in housing top wall 41 with Grafting space 40 between described two housing sidewalls 42 and shade is extended back in the docking from the housing top wall 41 The top of top plate 113 in portion 11 pushes wall 43.The housing sidewall 42, which is equipped with, to extend back clamping and is positioned at the locating slot Snap arm 421 in 1212, some hangnails 4211 positioned at 421 lateral margin of snap arm and positioned at 42 bottom of housing sidewall pushing and pressing exist Push away elastic arm 422 in the groove 1141, the elastic arm 422 that pushes away tears shaping from 42 lower edge of housing sidewall, equipped with Connecting portion 4221 that the housing sidewall 42 connects and from the connecting portion 4221 along the width of the electric connector 100 The butted portion 4222 being inwardly indented.The inner wall of the hangnail 4211 of the snap arm 421 and the locating slot 1212 interferes to be formed One positioning.The butted portion 4222 for pushing away elastic arm 422 supports the inner wall of the groove 1141, so that along the longitudinal direction by described in Shielding casing 4 is fixed on the insulating body 1.So that shielding casing 4 need not be only logical by the strength of above-below direction One that anteroposterior direction can be reached between insulating body 1 is crossed to be relatively fixed.In addition, the shielding casing 4 need not be the bottom of at Portion sets the fastening arm being interlocked with insulating body 1, is with when electric connector 100 is soldered on circuit board (not shown), only Need to adjust the first weld part 233 of the first terminal 23 reach with the second weld part 322 of Second terminal 32 it is coplanar, i.e., It can ensure that the electric connector 100 has preferable coplane degree, so as to ensure that the welding of electric connector 100 is stablized, will not be formed Missing solder.The terminal edge of the pushing and pressing wall 43 then pushes against the abutting part 116 in the roof 122 and 113 joining place of top plate On.

In this way, the utility model electric connector 100 in the wall portion 114 of insulating body 1 by setting raised line 1211 and shape Shielding casing 4 is fixed on insulating body 1 into the locating slot 1212 between raised line 1211 so that the screening of electric connector 4100 Cover housing and reach a secure fit in abutting direction with insulating body 1, while shielding casing 4 will not be to electricity in above-below direction Connector 100 impacts, so that facilitating the welding portion of electric connector 100 has preferable coplane degree, so that being electrically connected It is convenient to connect 100 subsequent installation of device.

Such as " on ", " under " used herein, "left", "right", "front", "rear", etc. representation space relative position term Be in order at easy to explanation purpose come describe as shown in the drawings a feature relative to the relation of another feature.It can manage Solution, according to the difference of product placement position, the term of relative space position can be intended to include in addition to orientation shown in figure Different azimuth, should not be interpreted as limitations on claims.In addition, descriptor " level " used herein and non-fully It is equal to along perpendicular to gravity direction, it is allowed to have the inclination of certain angle.

Above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although with reference to preferred embodiment pair The utility model is described in detail, it will be understood by those of ordinary skill in the art that, can be to the technology of the utility model Scheme technical scheme is modified or replaced equivalently, without departing from the spirit and scope of technical solutions of the utility model.

Claims (10)

1. a kind of electric connector, including insulating body and the terminal module in insulating body, the insulating body are equipped with Docking section and the main part to extend back from docking section, the docking section are equipped with concave grafting chamber from front to back, the main body Portion is equipped with concave receiving space from back to front, and the terminal module includes first end subgroup and assembles conjunction with the first terminal Second end subgroup, the first end subgroup, which is equipped with, is housed in the first contact site in the grafting chamber, the second end subgroup Equipped with the second contact site being housed in the grafting chamber, first contact site is set in opposite directions up and down with second contact site Put, it is characterised in that：The main part is equipped with the two side walls positioned at the receiving space both sides, and the docking section, which is equipped with, to be located at Two wall portions of the grafting chamber both sides, the main part are equipped with to extend forward from the side wall and are attached on the outside of the wall portion Some raised lines and the locating slot between two neighboring raised line, the electric connector further include masking outside the docking section Shielding casing, the shielding casing are equipped with the housing sidewall being positioned in the locating slot.

2. electric connector according to claim 1, it is characterised in that：At least one wall portion in described two wall portions is equipped with It is recessed inwardly the groove to be formed from the wall portion outer surface, the housing sidewall is equipped with pushing and pressing and pushes away bullet in the groove The shielding casing is fixed on the docking section by arm, the elastic arm that pushes away along the longitudinal direction.

3. electric connector according to claim 1, it is characterised in that：The first end subgroup includes the first collets and penetrates Go out the first terminal being molded in first collets, the first terminal is equipped with the be fixed in first collets One fixed part and first contact site extended forward from first fixed part, the second end subgroup include the second insulation The Second terminal of block and ejection formation in the second collets, the Second terminal are equipped with and are fixed in second collets Second fixed part and second contact site extended forward from the second fixed part, first collets and the described second insulation Block is engaged and is housed in the receiving space.

4. electric connector according to claim 3, it is characterised in that：At least one side wall is towards the receiving space Side be equipped with the first guide channel for extending along the longitudinal direction and the second guide channel below first guide channel, institute State the first guide channel, second guide channel is connected with the receiving space.

5. electric connector according to claim 4, it is characterised in that：First collets are equipped with and the described first guiding Matched first guiding block of groove, second collets are equipped with the second guiding block coordinated with second guide channel, described First end subgroup is additionally provided with coordinates the 3rd collets for fixing the first terminal with first collets, and the described 3rd is exhausted Edge block is equipped with the 3rd guiding block, and the 3rd guiding block and second guiding block are along before and after the abutting direction of the electric connector Alignment.

6. electric connector according to claim 5, it is characterised in that：On at least one side wall of the main part also Equipped with continue to be recessed from first guide channel and through at least one side wall the first holding slot, first collets It is additionally provided with and continues the first outstanding convex block from first guiding block, first convex block coordinates with first holding slot First collets are fixed in the receiving space.

7. electric connector according to claim 6, it is characterised in that：The main part is additionally provided with from second guide channel Continue to be recessed and through the second holding slot and the and the on rear side of second holding slot the 3rd of at least one side wall Holding slot, first holding slot and thickness direction consistency from top to bottom of second holding slot along the electric connector.

8. electric connector according to claim 7, it is characterised in that：Second collets are additionally provided with from the second guiding block Outwards continue the second convex block of protrusion, second convex block coordinates second collets cooperation is solid with second holding slot It is scheduled in the receiving space, the 3rd collets are equipped with the 3rd convex block for outwards continuing protrusion from the 3rd guiding block, 3rd convex block coordinates with the 3rd holding slot is fixed on the 3rd collets in the receiving space.

9. electric connector according to claim 8, it is characterised in that：Second collets are in second guiding block Top is additionally provided with the second fin for projecting upwards and extending from back to front, and the 3rd collets are on the top of the 3rd guiding block Portion is equipped with and projects upwards and the 3rd fin with aliging before and after second fin, second fin, the 3rd fin with The roof of second guide channel abuts against.

10. electric connector according to claim 3, it is characterised in that：First collets are equipped with the positioned at bottom One bottom surface and the first protuberance that extension is downwardly projected from first bottom surface, second collets are equipped with and first bottom The second top surface that face abuts, second bottom surface opposite with second top surface and being recessed from second top surface to be formed with institute State the first protuberance and coordinate fixed fastening chamber, the fastening chamber is rearwardly through second collets.