CN214044105U - High-speed cable connection assembly - Google Patents

Abstract

The utility model discloses a high-speed cable connecting assembly, which comprises an outer shell and an inner mould; the shell is a hollow shell structure with an opening, the outer surface of the shell is provided with a through hole, and the hollow inner wall is provided with ribs; the inner mold is of an integrally formed solid structure, and the outer surface of the inner mold is provided with a convex block and a groove; when the inner mold is inserted into the outer shell for matching and assembling, the convex block on the outer surface of the inner mold is clamped into the through hole arranged on the outer surface of the outer shell in an adaptive manner, and the ribs on the hollow inner wall of the outer shell are clamped into the grooves on the outer surface of the inner mold in an adaptive manner, so that the inner mold is firmly assembled with the outer shell into the high-speed cable connecting assembly. The utility model discloses centre form high pressure forming has improved the problem that there is the space in the entity of moulding plastics, avoids remaining small cavity in the plastic and changes the material dielectric constant so that influence high-speed signal transmission quality. The fixing structure of the outer shell and the inner die is simple and stable, the problem of falling caused by poor assembly is avoided, the quick assembly can be realized, and each component has replaceability and low cost.

Description

High-speed cable connection assembly

Technical Field

The utility model relates to a cable connector technical field especially relates to a high-speed cable coupling assembling.

Background

In high speed cable assembly systems, rapid, reliable mating is an important requirement when interconnecting devices. For the assembly and fixation of high-speed cable components, especially for the assembly of high-speed signal products, the fixation after welding of high-speed cables is more important. In the package assembly of prior art high-speed cable connector, generally adopt the equipment of moulding plastics and mould mode carry out low pressure shaping many times, the structure is complicated relatively, and the equipment of moulding plastics and mould shaping cost height many times, and the complicacy of structure leads to product part replaceability poor, and low pressure shaping makes product material mobility relatively poor, has the material of moulding plastics and can not be full of the interior mould problem, is difficult to satisfy the design demand of transmission high speed signal. Since the high-speed cable connector is used for transmitting high-speed signals, the quality of the signals is closely related to the dielectric constant of the material, and the low-voltage forming mode easily causes gaps in the formed parts to cause the dielectric constant to become small, thereby affecting the performance of the product and causing distortion of high-speed signal transmission. Moreover, the relatively complex structural design also makes the replaceability of the components poor, and when a problem occurs in a single component, the problem of the product cannot be solved by replacing the component.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the utility model provides a low-cost, assembled, can replace subassembly and high-speed cable coupling assembling of good performance fast.

The utility model provides a technical scheme that technical problem adopted as follows:

a high speed cable connection assembly comprising an outer shell and an inner mold; the shell is a hollow shell structure with an opening, and a through hole is formed in the outer surface of the shell; the inner die is of an integrally formed solid structure, and a convex block is arranged on the outer surface of the inner die; when the inner mold is inserted into the outer shell for assembly, the lug on the outer surface of the inner mold is clamped into the through hole on the outer surface of the outer shell in an adaptive mode, so that the inner mold is firmly assembled with the outer shell into a whole.

As an improved technical scheme, ribs are further arranged on the hollow inner wall of the shell; the outer surface of the inner die is also provided with a groove; when the internal mold is inserted into the outer shell for assembly, the ribs on the hollow inner wall of the outer shell are adaptive and clamped into the grooves on the outer surface of the internal mold, so that the internal mold is firmly assembled with the outer shell into a whole.

As an improved technical scheme, one end of the inner die is provided with a cable, and the other end of the inner die is provided with a PCB connecting end; and the PCB connecting end of the inner die extends out of one end of the shell after being assembled.

As an improved technical scheme, the outer shell is further provided with an external fixing structure connected with an external component on the outer surface of the PCB connecting end extending out of the inner die.

As an improved technical scheme, an elastic sheet used for connecting an external component is arranged on an external fixed structure of the shell.

As an improved technical scheme, at least two through holes are respectively arranged on two opposite surfaces of the through hole arranged on the outer surface of the outer shell, and the convex blocks on the outer surface of the inner die are respectively arranged at least corresponding to the through holes on the outer surface of the outer shell.

As an improved technical scheme, at least two ribs are oppositely arranged on the hollow inner wall of the shell, and at least two grooves corresponding to the hollow inner wall of the shell are arranged on the outer surface of the inner die, so that when the inner die is assembled in the shell, the ribs are embedded into the grooves to realize the fixed assembly of the inner die and the shell.

Compared with the cable junction module of the equipment of moulding plastics of prior art low pressure shaping, the utility model discloses the fixed integrative structure of shell and centre form combination is taken to high-speed cable junction module's injection molding, and centre form snap-on welded cable connects wire rod and PCB promptly, and fixed structure mode through buckle and through-hole, rib and recess is with both fixed body couplings of shell and centre form. Centre form high pressure forming has guaranteed that the material can be full of the injection molding, improves the problem that there is the space in the centre form entity of moulding plastics, avoids remaining small cavity in the plastic and changing the material dielectric constant so that influence high-speed signal transmission quality. The fixing structure of the outer shell and the inner die enables the high-speed cable connecting assembly to be simple and stable in structure, the problem that the assembly is poor and the assembly is prone to falling off is avoided, the high-speed cable connecting assembly and the inner die can be assembled quickly, the assemblies can be replaced, and the use cost is reduced.

Drawings

The embodiments of the present invention will be further described with reference to the accompanying drawings, in which:

fig. 1 is a schematic perspective view of a preferred embodiment of the high-speed cable assembly of the present invention.

Fig. 2 is a perspective view of the inner mold portion of fig. 1.

Fig. 3 is a schematic perspective view of the housing portion (without the elastic sheet) in fig. 1.

Fig. 4 is a schematic perspective view of the housing portion (including the elastic sheet) in fig. 1.

Fig. 5 is a perspective view of the housing portion (without the resilient plate) of fig. 3 from another perspective.

Fig. 6 is a schematic perspective view of the housing portion (flipped) of fig. 5.

The reference numerals of the various components involved in the drawings are described below:

an outer shell 10, an inner mold 20;

the structure comprises an opening 101, a through hole 102, ribs 103, a shell upper surface 104, a shell lower surface 105, a hollow inner wall 106, an external fixed structure 107 and an elastic sheet 108;

bump 201, groove 202, PCB connection end 203, cable end 204.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

The utility model aims at providing a simple structure, each subassembly can replace, the high-speed cable subassembly of signal transmission quality is high. The high-speed cable assembly structure can be widely applied to SFF8654, SFF8643, SFF8644, SFF8611, SlimSAS, TA1002 and TA1020 series high-speed cable assemblies supporting PCIe, SAS or USB communication protocols and the like. Fig. 1 is a schematic perspective view of a high-speed cable assembly according to a preferred embodiment of the present invention, which is a high-speed cable assembly with a flat structure. As shown in fig. 1, the high-speed cable assembly includes an outer shell 10 and an inner mold 20, the inner mold 20 is inserted into the outer shell 10, and a protrusion 201 provided on the surface of the inner mold 20 is snapped into a through hole 102 provided on the outer surface of the outer shell 10 to fix the inner mold and the outer shell, and when any one of the outer shell 10 or the inner mold 20 in the high-speed cable assembly is damaged and needs to be replaced, the protrusion 201 on the inner mold 20 can be pressed to snap the inner mold 20 out of the outer shell 10, so as to replace the assembly.

The assembly structure of the preferred embodiment of the high-speed cable assembly of the present invention in fig. 1 is specifically described with reference to fig. 2 to 5. The structure of the housing 10 is shown in fig. 3 and 5. Fig. 3 and 5 are schematic perspective views of the housing 10 from two viewing angles, respectively. As shown in fig. 3, the three-dimensional structure of the part of the outer casing 10 (without the shrapnel) is that the outer casing 10 is a hollow shell structure with an opening 101, the opening 101 is used for inserting the inner mold, and the outer surface of the outer casing 10 is provided with a through hole 102; the through hole 102 is used for fixing a bump fastener arranged on the surface of the inner mold. The structure of the inner mold 20 is shown with reference to fig. 2. The internal mold 20 is an integrally formed solid structure, the size of the internal mold can be determined according to the size of the shell 10, a bump 201 is arranged on the outer surface of the internal mold 20, when the internal mold 20 is inserted into the shell 10 to assemble a high-speed cable assembly, the bump 201 on the outer surface of the internal mold 20 is matched and clamped into a through hole 102 arranged on the outer surface of the shell 10, so that the internal mold 20 is firmly assembled with the shell 10 into a whole.

As another embodiment, in order to fix the two components of the outer shell and the inner mold of the high-speed cable component more stably, referring to fig. 5, a rib 103 may be further disposed on the hollow inner wall 106 of the outer shell 10, and as a fixing structure of the rib corresponding to the inner mold, referring to fig. 2, a groove 202 may be further correspondingly disposed on the outer surface of the inner mold 20, and when the inner mold 20 is inserted into the outer shell 10 for assembly, the rib 103 on the hollow inner wall 106 of the outer shell 10 is adapted to be snapped into the groove 202 on the outer surface of the inner mold 20, so that the inner mold 20 is firmly assembled with the outer shell 10 as a whole. Particularly, at least subtend sets up two ribs on shell 10 cavity inner wall 106, the surface of centre form 20 sets up two at least correspondences recess 202 on the shell cavity inner wall 106, so that the centre form with during the shell equipment, not only go into the through-hole that the shell surface set up through the lug card on centre form surface, still can imbed the recess through the rib and realize the centre form with the fixed equipment of shell to make the centre form can not displace in the shell on vertical or horizontal direction, equipment between the two is more firm, for the utility model discloses high speed cable subassembly can stably transmit high speed signal when connecting external component. Preferably, the through holes formed in the outer surface of the outer shell are at least two through holes respectively formed in two opposite surfaces thereof, the two surfaces of the outer shell are respectively the upper shell surface 104 and the lower shell surface 105 of the outer shell 10 as shown in fig. 3 and fig. 6, as shown in fig. 2, the protrusions 201 formed in the outer surface of the inner mold 20 are also at least respectively formed in correspondence with the through holes formed in the upper shell surface 104 and the lower shell surface of the outer shell 10, that is, the two surfaces of the inner mold 20 are respectively formed with at least two protrusions, fig. 2 only shows the arrangement of the protrusions on one surface, and the arrangement of the protrusions on the other surface (not shown due to the viewing angle) is the same, the two protrusions 102 are arranged to more firmly fix the inner mold in the outer shell, and it is convenient to unlock the inner mold from the outer shell without being cumbersome, and the grooves 202 formed in the outer surface of the inner mold 20 are preferably formed in the end portions of the inner mold.

As shown in fig. 1 and 2, one end of the inner mold 20 is further provided with a cable 204 for external connection of the cable, the other end is provided with a PCB connecting end 203 for data connection of the PCB and an external component, and the PCB connecting end 203 of the inner mold extends out of one end of the outer shell 10 after being assembled. The internal connection of the cable 204 and the PCB connecting end 203 is connected through low-temperature welding, and then the cable and the PCB are packaged in the inner die to be integrally formed in a high-pressure injection molding mode to form an integrally formed solid structure. This high pressure forming's integral type centre form has guaranteed that the material is full of the injection molding, has improved the problem that the centre form entity of moulding plastics has the space, has avoided remaining small cavity in the plastic and has changed the material dielectric constant and influence high-speed signal transmission quality.

For the utility model discloses high-speed cable subassembly can further firmly be connected the transmission high-speed signal with the external component, as shown in fig. 1 and fig. 4, shell 10 is stretching out still be provided with the external fixed knot who connects the external component structure 107 on the surface of the PCB link 203 of centre form. The external fixing structure 107 is a base for mounting a fixing member, and a spring 108 for connecting an external component is fixedly disposed on the external fixing structure 107. This shell fragment 108's surface is provided with protruding structure, will the utility model discloses high-speed cable subassembly and outside subassembly are connected the back, further with high-speed cable subassembly and outside subassembly fixed connection, during the unblock, then break away from high-speed cable subassembly and outside subassembly through pressing the shell fragment and be connected.

It should be understood that the above-mentioned embodiments are merely preferred embodiments of the present invention, and not restrictive, but rather, all the additions, substitutions, modifications and improvements that are within the spirit and principle of the present invention may be made by those skilled in the art without departing from the scope of the present invention as defined by the appended claims.

Claims (7)

1. A high speed cable connection assembly characterized by: the high-speed cable connecting assembly comprises an outer shell and an inner mould; the shell is a hollow shell structure with an opening, and a through hole is formed in the outer surface of the shell; the inner die is of an integrally formed solid structure, and a convex block is arranged on the outer surface of the inner die; when the inner mold is inserted into the outer shell for assembly, the lug on the outer surface of the inner mold is clamped into the through hole on the outer surface of the outer shell in an adaptive mode, so that the inner mold is firmly assembled with the outer shell into a whole.

2. A high-speed cable connection assembly according to claim 1, wherein the hollow inner wall of the housing is further provided with ribs; the outer surface of the inner die is also provided with a groove; when the internal mold is inserted into the outer shell for assembly, the ribs on the hollow inner wall of the outer shell are adaptive and clamped into the grooves on the outer surface of the internal mold, so that the internal mold is firmly assembled with the outer shell into a whole.

3. A high-speed cable connection assembly according to claim 1 or 2, wherein one end of the inner mold is provided with a cable, and the other end is provided with a PCB connection end; and the PCB connecting end of the inner die extends out of one end of the shell after being assembled.

4. A high speed cable connection assembly according to claim 3, wherein the outer housing is further provided with an external fixing structure for connection with an external assembly on an outer surface of the PCB connection end extending out of the inner mold.

5. A high-speed cable connection assembly according to claim 4, wherein the external fixing structure of the housing is provided with a spring for connecting an external assembly.

6. A high-speed cable connection assembly according to any one of claims 4 or 5, wherein the through holes provided in the outer surface of the outer housing are provided in two on at least two opposite surfaces thereof, respectively, and the projections provided in the outer surface of the inner mold are provided in correspondence with the through holes provided in the outer surface of the outer housing, respectively.

7. The high-speed cable connection assembly according to any one of claims 4 or 5, wherein at least two ribs are oppositely arranged on the hollow inner wall of the outer shell, and at least two grooves corresponding to the grooves on the hollow inner wall of the outer shell are arranged on the outer surface of the inner mold, so that when the inner mold is assembled in the outer shell, the ribs are embedded into the grooves to realize the fixed assembly of the inner mold and the outer shell.

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