Utility model content
The purpose of this utility model is to provide a kind of connector mould group, each group differential signal end of the connector mould group
It can be good at realizing shielding isolation between son, while connector mould group overall structure is stablized, there is good earthing effect, system
Cheng Fangfa is simple, is suitable for large-scale industrial production, long product lifecycle.
To achieve the above object, the utility model additionally provides a kind of connector mould group, the conduction including being equipped with main part
Shell and the terminal assemblies mutually fixed with the main part, the terminal assemblies include insulating body and are fixed on the insulation originally
Intracorporal several groups signal terminal, each signal terminal include the terminal fixing part being fixed in the insulating body, by institute
Terminal fixing part one end is stated to extend and expose the terminal connections portion outside the insulating body and conductive shell and consolidated by the terminal
Determine portion's other end and extend and expose the terminal docking section outside the insulating body and conductive shell, the connector mould group further includes
Solder joint protects module and several groups cable, and cable described in each group includes signal wire, the end of the signal wire of each group cable with
The terminal connections portion of corresponding each group signal terminal connects, the end of the solder joint protection module covering terminal wire connecting portion and signal wire
Portion.
The main part surface is in terminal connections portion and the end of signal wire institute as a further improvement of the utility model,
Insulating protective layer, the end of the insulating protective layer covering terminal wire connecting portion and signal wire, the solder joint protection are formed in position
Module is covered in insulating protective layer periphery.
The main part is formed through several Terminals Dies in up and down direction as a further improvement of the utility model,
Group accommodating chamber, each Terminals Die group accommodating chamber surrounding is formed by conductive shell realizes that the shielding between two adjacent groups signal terminal is isolated
Barrier shield, terminal assemblies correspondence is fixed in the Terminals Die group accommodating chamber.
The connector mould group further includes outer module as a further improvement of the utility model, and the outer module will be led
The upper surface in body portion, the front and rear surfaces of main part and solder joint protection module coat, each outside in the front and rear surfaces of the main part
Protrusion forms convex ribs, and the convex ribs extend into strips and in left-right direction, and the convex ribs are embedded in outer module.
The each group signal terminal includes a pair of of letter of differential signal transmission as a further improvement of the utility model,
Number terminal, each group cable includes a pair of of signal wire and a ground structure.
The left side of each Terminals Die group accommodating chamber or right positions difference as a further improvement of the utility model,
Protruding upward to be formed with protrusion and form ground plane, the ground structure of each group cable corresponds respectively to be connect with each ground plane
Touching is fixed.
The lower surface of the main part, which protrudes above, as a further improvement of the utility model, is formed with several raised lines, respectively
The raised line be the linear rib structures of strip, along the longitudinal direction on, each raised line is continuous by the front-end edge of main part
End edge is extended to, the terminal docking section of each group signal terminal protrudes out in the space formed between corresponding two raised lines.
On the upper surface of the main part is arranged to step-like structure and is formed as a further improvement of the utility model,
Loading end and the lower loading end that drop is formed with the upper loading end, the terminal connections portion, which is formed with two rows and respectively corresponds, to be located at
The upper loading end and lower loading end, the two rows terminal connections portion form step-like height segment difference, the several groups cable point
The setting of two layers stacking, wherein a layer line cable correspondence connect with wherein row's terminal connections portion, another set cable correspondence in addition
The connection of one row's terminal connections portion.
The insulating protective layer is formed by gluing as a further improvement of the utility model,.
The terminal of the end of the signal wire and corresponding each group signal terminal as a further improvement of the utility model,
Connection is welded and fixed in wire connecting portion.
The beneficial effects of the utility model are: the utility model design connector mould group each group difference signal terminal it
Between can be good at realize shielding isolation;The structure design of the insulating protective layer, solder joint protection module and outer module makes simultaneously
Connector mould group overall structure is obtained to stablize;In addition the signal terminal with cable of connector mould group are by being welded and fixed, signal terminal
Connect with circuit board by elastic compression joint so that connector mould group entirety modularity, it is easily damaged after repairing replacement;In addition,
The ground structure of the cable of connector mould group realizes effect altogether by contacting with conducting wire shell;Furthermore the utility model designs
Connector module group procedure method is simple, is suitable for large-scale industrial production, yield is controllable, finished product long service life.
Detailed description of the invention
Fig. 1 be on the utility model connector module group assembling to circuit board after structural schematic diagram.
Fig. 2 is the structural schematic diagram that the group of connector mould shown in Fig. 1 is seen from another angle.
Fig. 3 is the part isometric exploded view of the group of connector mould shown in Fig. 1, and which show outer modules to divide from conductive shell
Stereoscopic schematic diagram from after.
Fig. 4 is the structural schematic diagram that the group of connector mould shown in Fig. 3 is seen from another angle.
Fig. 5 is the part isometric exploded view of the group of connector mould shown in Fig. 1, and which show outer modules, one of solder joint
Stereoscopic schematic diagram after protecting module to separate from conductive shell.
Fig. 6 is the part isometric exploded view of the group of connector mould shown in Fig. 1, and which show outer modules, one of solder joint
Stereoscopic schematic diagram after protecting module, upper row of cable and heat-shrinkable T bush to separate from conductive shell.
Fig. 7 is the part isometric exploded view of the group of connector mould shown in Fig. 1, and which show outer modules, two solder joint protections
Module, upper row of cable and heat-shrinkable T bush separated from conductive shell after stereoscopic schematic diagram.
Fig. 8 is the part isometric exploded view of the group of connector mould shown in Fig. 1, and which show outer modules, two solder joint protections
Solid after module, upper row of cable, lower row of cable, one of terminal assemblies and heat-shrinkable T bush are separated from conductive shell is illustrated
Figure.
Fig. 9 is the structural schematic diagram that stereogram exploded view shown in Fig. 8 is seen from another angle.
Figure 10 is the front view of structural schematic diagram shown in Fig. 1.
Figure 11 is that the structural schematic diagram after outer module and circuit board is removed in structural schematic diagram shown in Figure 10.
Specific embodiment
In order to keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawing and it is embodied
The utility model is described in detail in example.For the accuracy of description, herein it is all be related to direction please without exception with Fig. 1 for ginseng
According to wherein the extending direction of X-axis is left and right directions, and the extending direction of Y-axis is front-rear direction, and the extending direction of Z axis is upper and lower
To.
It please refers to shown in Fig. 1 to Figure 11, the utility model connector mould group 100 includes conductive shell 1, by assembling and institute
The fixed terminal assemblies 2 of conductive shell 1 are stated, the cable 3 being electrically connected is realized with the terminal assemblies 2, is covered in the terminal
The solder joint of component 2 and 3 link position of cable protection module 4 coats the outer module 5 of the conductive shell 1 and is sheathed on the line
Heat-shrinkable T bush 6 on cable 3.The connector mould group 100 is used to dock fixed (shown in ginseng Fig. 1) with a circuit board 200 realization.
Please refer to shown in Fig. 2, Fig. 6 to Figure 11, the conductive shell 1 is substantially plate-like, include plate-like main body 11 and
The ear 12 to be formed is each extended at left and right sides of the main part 11.The main part 11 is arranged in the upper surface of up and down direction
Stepped structure, and form upper loading end 111 and form the lower loading end 112 of drop with the upper loading end 111.It is described
Upper loading end 111 is identical as lower 112 shape of loading end.Run through on the upper loading end 111 and lower loading end 112 in up and down direction
Main part 11 is respectively formed with several Terminals Die group accommodating chambers 110 of a row, and each 110 surrounding of Terminals Die group accommodating chamber is by conductive shell
Body 1 forms barrier shield 101 (shown in ginseng Fig. 8), and upper loading end 111 and lower loading end 112 are located at each Terminals Die group accommodating chamber 110
Rear position is recessed separately down equipped with cable limiting slot 113 and forms stopping wall 114 (shown in ginseng Fig. 7, Fig. 8).It is held on described
Formation protruding upward is distinguished in the right side of each Terminals Die group accommodating chamber 110 or leftward position on section 111 and lower loading end 112
There is protrusion (not marking) and form ground plane 115, the protrusion is strip rib structures.
It please refers to shown in Fig. 2, Fig. 6 to Figure 11, the lower surface of the main part 11 of the conductive shell 11, which protrudes above, to be formed with
Several raised lines 116, several raised lines 116 be the linear rib structures of strip, along the longitudinal direction on, the raised line 116 by
The front-end edge of conductive shell 1 continuously extends to end edge.Each ear 12 in extended through in up and down direction be formed with it is solid
Determine hole 121, the fixation hole 121 locks bolt (not shown) and conductive shell 1 is fixed on corresponding circuits plate 200.It is described
It is outwardly protruded respectively in the front and rear surfaces of main part 11 and is formed with convex ribs 117, the convex ribs 117 prolong into strips and in left-right direction
It stretches.
In first embodiment in the present invention, the conductive shell 1 is by having the metal material system of electric conductivity
Journey.In a second embodiment, the conductive shell 1 is passed through by insulating material and is molded, at this point, described by insulating material
At least local location of conductive shell 1 of processing procedure forms conductive layer by plating to realize function, for example, above-mentioned ground plane 115,
Raised line 116 and 101 position of barrier shield form conductive layer, and by making the specified earthing position on conductive layer and circuit board 200
Conducting is realized altogether.
It please refers to shown in Fig. 4 to Figure 11, the terminal assemblies 2 are equipped with several, and each terminal assemblies 2 include an insulation
Ontology 21 and a pair of of signal terminal 22, the pair of signal terminal 22 is corresponding to be fixed to insulating body by injection molded mode
21.Please refer to shown in Fig. 8, each signal terminal 22 include be fixed in the insulating body 21 terminal fixing part 221, by
Described 221 one end of terminal fixing part extend and expose the terminal connections portion 222 outside the insulating body 21 and conductive shell 1 and by
221 other end of terminal fixing part extends and exposes the terminal docking section 223 outside the insulating body 21 and conductive shell 1.
Each signal terminal 21 extends in the same plane, the linear strip of the terminal fixing part 221, the terminal connections portion
222 extending direction is vertical with terminal fixing part 221, where the extension of signal terminal 21 in face, the terminal docking section 223
It is located at the same side of 221 extending direction of terminal fixing part with terminal connections portion 222.In this connector mould group 100, the terminal is connect
Line portion 222 is arranged in a row on upper loading end 111;The terminal connections portion 222 is arranged in a row on lower loading end 112;
The terminal docking section 223 is arranged in two rows in the lower surface of main part 11.
It please refers to shown in Fig. 7 to Fig. 9, it is a pair of poor that the correspondence of a pair of of signal terminal 22 of each terminal assemblies 2 is used for transmission
Sub-signal.In the utility model, the first embodiment of the terminal assemblies 2 is, mutually indepedent between each terminal assemblies 2,
Each terminal assemblies 2 are corresponded to the Terminals Die group accommodating chamber 110 for being assembled to conductive shell 1 respectively, pass through end between each terminal assemblies 2
The barrier shield 101 of 110 surrounding of submodule group accommodating chamber realizes the shielding barrier action between signal, prevents between each terminal assemblies 2
Differential signal interference.
In the utility model, the second embodiment (not shown) of the terminal assemblies 2 is that the terminal assemblies 2 are one
Formula design, insulating body 1 are provided only with one, and each signal terminal 22 is fixed on insulating body 1 with two for a pair respectively, and second
In embodiment, each Terminals Die group accommodating chamber 110 of the conductive shell 1 in lower surface position in left-right direction and up and down direction office
Portion is mutually communicated with the structure of coordinated insulation ontology 1, in other words, the barrier shield of each 110 surrounding of Terminals Die group accommodating chamber
101 by locally connected.The second embodiment of the terminal assemblies 2 makes insulating body one piece design compared to first embodiment
Processing procedure is simpler, still, barrier shield 101 is by locally connected, but also shield effectiveness between each pair of signal terminal 22 is than the
One embodiment is slightly worse.
It please refers to shown in Fig. 3 to Fig. 9, the cable 3 is equipped with several groups, and the several groups cable 3, which is divided into and is fixed on, leads
Upper row of cable 31 that terminal assemblies 2 on the upper loading end 111 of electric shell 1 connect and with the lower carrying that is fixed on conductive shell 1
The lower row of cable 32 that terminal assemblies 2 on face 112 connect.The each group cable 3 includes two signal wires 301 and a ground junction
Structure 302.When assembling, each group cable 3, which respectively corresponds, to be placed in corresponding cable limiting slot 113, realizes line by stopping wall 114
The forward assembling stop bit of cable 3, the corresponding one pair of them with above-mentioned terminal assemblies 2 of two signal wires 301 of each group cable 3 are believed
Number terminal 22 realizes contact, and the corresponding ground plane 115 on conductive shell 1 of the ground structure 302 of the cable 3, which is realized, to be contacted.
In the utility model, each terminal connections portion 222 at least partly protrudes insulating body 21 and forms contact surface (not marking), respectively
The contact surface in the terminal connections portion 222 is flushed with the ground plane 115.In the utility model embodiment, the ground structure
302 be metal strip structure, and certainly, in other embodiments, the ground structure 302 can also be substituted with other structures, such as
Copper foil or metal net shaped braiding layer structure etc..
It please refers to shown in Fig. 3 to Fig. 9, the solder joint protection module 4 is formed by insulating material by injection molded, solder joint
Protection module 4 respectively corresponds on the upper loading end 111 for being formed in conductive shell 1 and lower loading end 112, there are two setting for covering
The position that lid protection terminal wire connecting portion 222 is contacted with corresponding signal wire 301.In the utility model, cable 3 and signal end are completed
It, first will be to terminal wire connecting portion 222 and corresponding letter after the contact of son 22 and ground plane 115 is fixed, and before the solder joint protection formation of module 4
The position that number line 301 contacts covers that form insulating protective layer (unlabeled, such as the insulation protection can be formed by gluing
Layer), the insulating protective layer is formed before solder joint protection module 4 and in the process to terminal wire connecting portion 222 and signal wire for being molded
It protects in advance at the position of 301 contacts.After solder joint protects module 4 to be formed, the solder joint protection module 4 is actually covered in insulating protective layer
Outside.
Fig. 3, Fig. 6, Fig. 8, Figure 11 are please referred to, the ground structure 302 of each group cable 3 is located at corresponding two signal wires
301 middle position, after cable 3 is assembled on conductive shell 1, the ground structure 302 is bent over from adjacent signals line 301
It crosses and is contacted with the ground plane of conductive shell 1 115 above insulating layer.After the solder joint protection formation of module 4, the cable 3 is only
Ground structure 302 is located at outside the protrusion solder joint protection module 4 of the part above the insulating layer of signal wire 301, the design of this design feature
Relatively thin structure design has been taken into account while preferable protective effect again guaranteeing that solder joint protection module 4 has.To guarantee connection
Part mould 100 integral thickness of group are relatively thin.
It please refers to shown in Fig. 1 to Fig. 9, the outer module 5 is passed through as insulating material and formed described in injection molded, described outer
By the upper surface of conductive shell 1, front and rear surfaces, all covering envelopes module 5 for left and right surface and solder joint protection module 4, described
Convex ribs 117 on conductive shell 1 are embedded in outer module 5 for increasing the adhesive force of outer module 5 and conductive shell 1.
It please refers to shown in Fig. 8 to Figure 11, the terminal docking section 223 of the signal terminal 22 is by terminal fixing part 221 1
The cantilever-shaped structure that end inclination extends to form, each terminal docking section 223 protrude out to corresponding by being formed between two raised lines 116
Elastic space in.The raised line 116 plays the role of Isolated Shield between the differential pair of each terminal assemblies 2.The terminal pair
The correspondence of socket part 223 is contacted by way of elastic compression joint with circuit board 200.
It please refers to shown in Fig. 5, Fig. 5 and Fig. 6, the heat-shrinkable T bush 6 is corresponding to be arranged that close on outer module 5 with cable 3 be institute
6 heat shrinkable of heat-shrinkable T bush binding residence is stated to state cable 3 and shield.
Fig. 2 to Fig. 9 is please referred to, the method for making of the utility model connector mould group 100, the side of being made is described in detail below
Method includes the following steps:
A, conductive shell 1 is made by modes such as powder metallurgy, injection moldings;
B, by being stamped and formed out several signal terminals 22, if will be described by the insulating body 1 formed via injection molding
Dry 22 son of signal end is fixed on conductive shell 1;
C, prepare several groups cable 3, cable 3 described in each group includes signal wire 301 and ground structure 302, by each group
The terminal connections of the signal wire 301 of cable 3 and each signal terminal 22 being located on lower loading end 112 on corresponding conductive shell 1
Portion 222 is welded and fixed to realize and be electrically connected, while holding under being located on the ground structure 302 and corresponding conductive shell 1
Ground plane 115 on section 111 is welded and fixed to realize and be electrically connected.
D, 1 surface of conductive shell described in step C is in terminal connections portion 222 and the position shape in electrical contact of signal wire 30
At insulating protective layer;
E, it is formed and is welded in 1 surface of external conductive casing insulating protective layer position described in D step by injection molding
Point protection module 4;
F, prepare several groups cable 3, cable 3 described in each group includes signal wire 301 and ground structure 302, by each group
The terminal connections of the signal wire 301 of cable 3 and each signal terminal 22 being located on upper loading end 111 on corresponding conductive shell 1
Portion 222 is welded and fixed to realize and be electrically connected, at the same by the ground structure 302 on corresponding conductive shell 1 positioned above holding
Ground plane 115 on section 111 is welded and fixed to realize and be electrically connected.
G, 1 surface of conductive shell described in F-step is formed in terminal connections portion 222 and the position in electrical contact of signal wire 30
Insulating protective layer;
H, it is formed and is welded in 1 surface of external conductive casing insulating protective layer position described in G step by injection molding
Point protection module 4;
I, the periphery of module 4 and external conductive casing 1 is protected to form outer module 5 in solder joint by injection molding;
J, it is arranged heat-shrinkable T bush 6 close to the position of outer module 5 in the cable 3, heating heat-shrinkable T bush 6 makes heat-shrinkable T bush
6, which shrink binding residence, states cable 3.
In conclusion can be very between each group difference signal terminal 22 of the connector mould group 100 of the utility model design
Good realization shields isolation;The structure of the insulating protective layer, solder joint protection module 4 and outer module 5 designs so that connection simultaneously
100 overall structure of part mould group is stablized;In addition the signal terminal 22 with cable 3 of connector mould group 100 are by being welded and fixed, signal end
Son 22 is connect with circuit board 200 by elastic compression joint so that 100 entirety modularity of connector mould group, it is easily damaged after repairing
Replacement;In addition, the ground structure 302 of the cable 3 of connector mould group 100 realizes effect altogether by contacting with conducting wire shell 1;This
Connector mould 100 manufacturing method thereofs of group of outer the utility model design are simple, are suitable for large-scale industrial production, and yield is controllable, at
Product long service life.
Above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although referring to preferred embodiment pair
The utility model is described in detail, those skilled in the art should understand that, it can be to the technology of the utility model
Scheme is modified or replaced equivalently, without departing from the spirit and scope of the technical scheme of the present invention.