CN209880918U - Cable assembly with improved cable retention - Google Patents

Abstract

The embodiment of the utility model provides a relate to connector technical field, especially relate to a cable connector subassembly. The cable connector assembly includes: a connector to which one end of a circuit board is connected; a cable including a plurality of core wires soldered to the other end of the circuit board; the shell is coated outside the circuit board; and a clip body for fixing a plurality of core wires of the cable, including: first fastener and second fastener, first fastener is equipped with a plurality of fixed orificess and collude the groove, mutually supports through colluding portion and colluding the groove with the second fastener through first fastener and second fastener to make first fastener and second fastener mutually support, thereby can be fixed in the fixed orifices by the heart yearn of cable, when preventing that cable and circuit board junction from buckling, lead to the heart yearn to break away from the circuit board easily, the phenomenon that heart yearn and circuit board contact failure appear takes place, thereby can prolong the life of connector.

Description

Cable assembly with improved cable retention

[ technical field ] A method for producing a semiconductor device

The embodiment of the utility model provides a relate to connector technical field, especially relate to a cable connector subassembly.

[ background of the invention ]

With the trend of miniaturization and multi-functionalization of electrical equipment, the requirement on the electrical connector is higher and higher, and the electrical connector not only needs to have stronger signal transmission capability, but also needs to have the characteristics of miniaturization, simplification, convenience and the like.

The cable connector generally includes a cable, a plug connector and a circuit board, wherein the cable includes a plurality of core wires, the core wires are peeled off from a front end of the cable and then soldered on the circuit board, and a shell is wrapped around the circuit board to protect electrical components inside the cable connector.

However, in the using process of the cable connector, because the core wire of the cable is not fixed, in the carrying process, the connecting part of the core wire and the circuit board is easily stressed and bent, so that the core wire is easily in poor contact with the circuit board, and the service life of the cable connector is affected.

[ Utility model ] content

In order to solve the technical problem, an embodiment of the utility model provides a cable connector assembly, the heart yearn of fixed cable that can be better prevents that heart yearn and circuit board junction from buckling because of the atress, leads to cable and circuit board contact failure, and the phenomenon that influences cable connector's life takes place.

The embodiment of the utility model provides a solve its technical problem and provide a cable connector, include: a connector to which one end of a circuit board is connected; a cable including a plurality of core wires soldered to the other end of the circuit board; the shell is coated outside the circuit board; and a clip body for fixing a plurality of core wires of the cable, including: first fastener and second fastener, first fastener is equipped with a plurality of fixed orificess and colludes the groove, the fixed orifices is used for supplying the heart yearn passes, collude the groove set up in the both ends of first fastener, the second fastener be equipped with collude the groove portion of colluding that mutually supports, through collude the groove with collude the portion and mutually support, in order to fix the cable.

Optionally, the second clip has a width less than a width of the first clip.

Optionally, the first cable clamp is provided with a plurality of isolation bars, and the plurality of isolation bars are arranged at intervals to form the fixing holes.

Optionally, first line clamp is equipped with the platform, the platform set up in the one end of isolated column, the platform is followed first line clamp length direction sets up, the platform is used for placing the circuit board.

Optionally, the first bobbin is provided with a clamping groove, and the clamping groove is arranged on the platform and close to the hook groove.

Optionally, the engaging groove is partially communicated with the hooking groove.

Optionally, the second wire clamp is provided with an abutting portion on a side surface, and the abutting portion is used for pressing the circuit board so as to fix the circuit board better.

Optionally, the housing includes a shielding outer shell and an insulating inner shell, the insulating inner shell is accommodated in the shielding outer shell, and the insulating inner shell and the shielding outer shell are used for covering the circuit board.

Optionally, the casing further comprises an insulating housing, the shielding housing and the insulating housing are arranged in an integrated injection molding mode, and the shielding housing is arranged in the insulating housing.

Optionally, the connector assembly further comprises: the fixing piece is sleeved at one end, close to the circuit board, of the connector after the fixing piece and the shielding shell are subjected to injection molding.

Compared with the prior art, the heart yearn of cable in this embodiment is through passing the fixed orifices and connecting in the circuit board, then, first fastener and second fastener cooperate each other through colluding the portion and colluding the groove to make first fastener and second fastener cooperate each other, thereby can be fixed in the fixed orifices by the heart yearn of piece cable, when preventing that cable and circuit board junction from buckling, lead to the heart yearn to break away from the circuit board easily, the phenomenon that heart yearn and circuit board contact failure appear takes place, thereby can prolong the life of connector.

[ description of the drawings ]

One or more embodiments are illustrated in drawings corresponding to, and not limiting to, the embodiments, in which elements having the same reference number designation may be represented as similar elements, unless specifically noted, the drawings in the figures are not to scale.

Fig. 1 is a schematic structural diagram of a cable connector assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of a connection structure of a connector, a circuit board and a wire clamp body according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a wire clamp body provided in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first wire clamp according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a second wire clamp according to an embodiment of the present invention;

fig. 6 is a schematic view of a connection structure between a cable and a cable clamp body according to an embodiment of the present invention;

fig. 7 is a schematic structural view of another cable connector assembly according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a fixing member according to an embodiment of the present invention.

In the figure: 100. a connector assembly; 10. a connector; 101. a plug base body; 1011. a conductive terminal; 102. a connecting member; 1021. a card slot; 20. a circuit board; 201. welding the part; 30. a cable; 301. a core wire; 40. a wire clamp body; 401. a first wire clamp; 4011. a fixing hole; 4012. an isolation fence; 4013. hooking a groove; 4014. a platform; 4015. a clamping groove; 402. a second wire clamp; 4021. a hook part; 4022. a clamping hole; 4023. a positioning bar; 4024. an abutting portion; 50. a housing; 501. a shielding housing; 502. an insulating inner case; 503. an insulating housing; 60. a fixing member; 601. a clamping part.

[ detailed description ] embodiments

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic structural diagram of a cable 30 connector assembly according to an embodiment of the present invention; fig. 2 is a schematic view of a connection structure of a connector, a circuit board and a wire clamp body according to an embodiment of the present invention; an embodiment of the present invention provides a cable connector assembly 100, including: the connector 10, the circuit board 20, the cable 30, the clip body 40, and the housing 50; one end of the circuit board 20 is connected to the connector 10, the cable 30 is soldered to the other end of the circuit board 20, the housing 50 covers the circuit board 20, and the cable clamp body 40 is used for fixing the cable 30, so as to prevent the cable 30 from being in poor contact with the circuit board 20 due to the bending of the connection between the cable 30 and the circuit board 20 caused by stress, thereby prolonging the service life of the cable connector assembly 100.

Connector 10, including plug base member 101 and connecting piece 102, the one end of plug base member 101 is equipped with a plurality of conductive terminal 1011, connecting piece 102 connect in plug base member 101 is kept away from conductive terminal 1011's one end, connecting piece 102 is kept away from the one end of plug base member 101 is equipped with two draw-in grooves 1021, two draw-in grooves 1021 sets up respectively in the both sides of connecting piece 102, draw-in groove 1021 is used for the joint to be fixed circuit board 20.

One end of the circuit board 20 is provided with a soldering portion 201, one end of the cable 30 passes through the cable clamp body 40 and is soldered to the soldering portion 201, and one end of the circuit board 20, which is far away from the soldering portion 201, passes through the connecting member 102 and is clamped in the clamping groove 1021.

The cable 30 comprises a plurality of core wires 301 and a metal layer (not shown) wrapping the core wires 301, wherein the core wires 301 pass through the cable clamp body 40 and are soldered to the soldering portion 201 of the circuit board 20.

The core wire 301 includes a signal wire (not shown), a ground wire (not shown), and at least two shielding wires (not shown), where the ground wire is composed of two drainage wires (not shown) and an inner braid and an outer braid (not shown), so that the ground dc resistance of the ground wire is more stable, and the leakage condition is reflected in time. One end of at least two shielding wires is twisted with the inner and outer metal braided layers and welded on the welding part 201 together, so that the anti-interference shielding effect of the shielding wires is enhanced. The metal weaving layer is peeled off the one end of heart yearn 301 is equipped with the copper foil, the copper foil cover is located on the metal weaving layer and with the shielded wire is connected, the copper foil is used for fixing the metal weaving layer prevents the metal weaving layer is in disorder, just copper foil electric conductivity is good, strengthens the shielding property of shielded wire.

Referring to fig. 3, 4 and 5, the wire clamp body 40 includes a first wire clamp 401 and a second wire clamp 402, the first wire clamp 401 is used for the core wire 301 of the cable 30 to pass through, the second wire clamp 402 is used for cooperating with the first wire clamp 401 to fix the cable 30, and the phenomenon of poor contact between the cable 30 and the circuit board 20 due to the bending of the connection between the cable 30 and the circuit board 20 caused by stress is prevented, so as to prolong the service life of the connector 10 of the cable 30.

The first cable clamp 401 is provided with a plurality of fixing holes 4011 and isolation columns 4012, the fixing holes 4011 are formed among the isolation columns 4012 at intervals, and the fixing holes 4011 are used for the cables 30 to pass through the core wires 301. It is understood that, in some embodiments, the fixing holes 4011 may be formed to be recessed downward.

First fastener 401 still is equipped with colludes groove 4013, collude groove 4013 set up in first fastener 401's both ends, just collude groove 4013 and set up relatively, collude groove 4013 be used for with the mutual block of second fastener 402, with second fastener 402 mutually support and fixed cable 30 heart yearn 301. Collude groove 4013 and set up two at least, and two collude groove 4013 sets up relatively.

First fastener 401 still is equipped with platform 4014 and block groove 4015, platform 4014 set up in the one end of isolated column 4012, platform 4014 is followed first fastener 401 length direction sets up, (wherein, first fastener 401 length direction is two the direction of connecting wire between colluding groove 4013) platform 4014 is used for placing circuit board 20. The block groove 4015 is disposed on the platform 4014 and close to the hook groove 4013. The clamping groove 4015 is communicated with the hook groove 4013.

Second fastener 402 is equipped with and colludes portion 4021, collude portion 4021 and sets up to two, and two collude portion 4021 set up respectively in the both ends of second fastener 402, collude portion 4021 be used for with collude groove 4013 and mutually support so that second fastener 402 connect in first fastener 401 to play the effect of fixed cable 30.

The second wire clamp 402 is further provided with a plurality of clamping holes 4022 and positioning columns 4023, the positioning columns 4023 are arranged at intervals to form the clamping holes 4022, the clamping holes 4022 are used for being matched with the isolation columns 4023, the positioning columns 4023 are used for being matched with the fixing holes 4011, and the positioning columns 4023 are inserted into the fixing holes 4011 and press-fit the core wires 301 of the cables 30 to fix the cables 30 better.

The second wire clamp 402 is further provided with an abutting portion 4024, the abutting portion 4024 is connected to a side surface of the second wire clamp 402 and protrudes out of the positioning column 4023, and the abutting portion 4024 is used for pressing the circuit board 20 so as to fix the circuit board 20 better.

Referring to fig. 6, the width of the second cable clamp 402 is smaller than the width of the first cable clamp 401 (wherein, the width is in the direction of the arrow in fig. 6), so as to save space, reduce the volume of the cable connector assembly 100, and better observe whether the cable 30 is clamped.

Referring to fig. 1 again, the housing 50 includes an insulating inner housing 502 and a shielding outer housing 501, the insulating inner housing 502 is received in the shielding outer housing 501, the insulating inner housing 502 and the shielding outer housing 501 are used for covering the circuit board 20, and the insulating inner housing 502 and the shielding outer housing 501 are used for improving the electricity-proof capability and the static electricity-proof capability of the connector assembly 100.

Referring to fig. 7 and 8, in order to better improve the electricity-proof capability and improve the shock-proof and wear-resistant performance of the connector assembly 100, the housing 50 further includes: the shielding shell 501 and the insulating shell 503 are integrally formed in an injection molding mode, and the shielding shell 501 is arranged in the insulating shell 503; the insulating housing 503 and the shielding housing 501 are used to cover the circuit board 20.

The connector assembly 100 further includes a fixing member 60, the fixing member 60 is configured in a ring shape, and an end of the fixing member 60 away from the cable 30 from the connector 10 is sleeved on the connector 10 and is close to an end of the cable 30.

It is understood that, in some embodiments, the fixing member 60 includes two clamping portions 601, and the two clamping portions 601 are oppositely disposed and used for clamping to the inner insulating housing 502, so that the fixing member 60 is better sleeved on the connector 10.

The clamping portion 601 is formed by extending the fixing member 60 outward, and in some embodiments, the clamping portion 601 is welded to the fixing member 60.

Compared with the prior art, the core wire 301 of the cable 30 in the embodiment is connected to the circuit board 20 by passing through the fixing hole 4011, then the first wire clamp 401 and the second wire clamp 402 are matched with each other through the hook portion 4021 and the hook groove 4013, so that the first wire clamp 401 and the second wire clamp 402 are matched with each other, the core wire 301 of the cable 30 can be fixed in the fixing hole 4011, and when the joint of the cable 30 and the circuit board 20 is bent, the core wire 301 is easily separated from the circuit board 20, a phenomenon that the contact of the core wire 301 and the circuit board 20 is poor occurs, and the service life of the connector 10 can be prolonged.

Secondly, the width of the second wire clamp 402 is smaller than that of the first wire clamp 401, so that the installation space can be saved, and meanwhile, whether the cable 30 is well clamped or not can be well observed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A cable connector assembly, comprising:

a connector is arranged on the base plate and is provided with a plurality of connectors,

a circuit board, one end of which is connected to the connector;

a cable including a plurality of core wires soldered to the other end of the circuit board;

the shell is coated outside the circuit board; and

the fastener body for fixing a plurality of heart yearns of cable include: first fastener and second fastener, first fastener is equipped with a plurality of fixed orificess and colludes the groove, the fixed orifices is used for supplying the heart yearn passes, collude the groove set up in the both ends of first fastener, the second fastener be equipped with collude the groove portion of colluding that mutually supports, through collude the groove with collude the portion and mutually support, in order to fix the cable.

2. The connector assembly of claim 1, wherein the second clip has a width less than a width of the first clip.

3. The connector assembly of claim 1, wherein the first wire clamp has a plurality of spacers spaced apart to define the securing holes.

4. The connector assembly of claim 3, wherein the first wire clip is provided with a platform, the platform is arranged at one end of the isolation fence, the platform is arranged along the length direction of the first wire clip, and the platform is used for placing the circuit board.

5. The connector assembly of claim 4, wherein the first wire clamp is provided with a catch groove disposed on the platform and adjacent to the hook groove.

6. The connector assembly of claim 5, wherein said catch slot is disposed in communication with said hook slot portion.

7. The connector assembly of any one of claims 1-6, wherein the second wire clamp is laterally provided with an abutting portion for pressing the circuit board to better fix the circuit board.

8. The connector assembly of claim 1, wherein the housing includes a shielding outer shell and an insulating inner shell, the insulating inner shell being received in the shielding outer shell, the insulating inner shell and the shielding outer shell being configured to encase the circuit board.

9. The connector assembly of claim 8, wherein the housing further comprises an insulative housing, the shield housing is disposed integrally with the insulative housing by injection molding, and the shield housing is disposed within the insulative housing.

10. The connector assembly of claim 8 or 9, further comprising: the fixing piece is sleeved at one end, close to the circuit board, of the connector after the fixing piece and the shielding shell are subjected to injection molding.