CN216413434U - Shielding structure of miniature network connector - Google Patents

Abstract

The utility model discloses a shielding structure of a miniature network connector, which comprises a head shell and a tail nut, wherein the tail nut is locked with the head shell, a sealing sleeve, a fastening sleeve and a liner are arranged in an inner cavity of the tail nut, the left end part of the sealing sleeve is abutted against an abutting part arranged in the head shell, the fastening sleeve is sleeved on the outer circumference of the sealing sleeve, the liner is positioned at the right end part of the sealing sleeve, the liner is abutted against the fastening sleeve under the extrusion action of the tail nut, the liner extrudes the right end part of the sealing sleeve, an open slot is formed in the side wall of the sealing sleeve, and a shielding layer of a cable is turned out from the open slot and is pressed on an inner ring of the fastening sleeve. The utility model has the beneficial effects that: the shielding effect is realized in a limited volume, and the shielding reliability is high.

Description

Shielding structure of miniature network connector

Technical Field

The utility model relates to a shielding structure of a connector, in particular to a shielding structure of a miniature network connector.

Background

The network connector is widely applied in actual production, generally has small current carrying capacity, uses thin cables, and needs to be stripped in the traditional crimping or welding cables, but the cables are thin, the wire cores are thin, and the wire cores are easily damaged by stripping. The network connector has high requirements on the processing of the cable shielding layer, and the shielding layer needs to be processed in a limited volume.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to overcoming the disadvantages of the prior art and providing a miniature network connector shield structure.

The purpose of the utility model is realized by the following technical scheme: the utility model provides a miniature network connector's shielding structure, including head casing and tail nut, tail nut and head casing locking, install the seal in the inner chamber of tail nut and press the cover, adapter sleeve and liner, the left end portion of seal pressure cover and the department of resisting butt of installing in the head casing, the adapter sleeve suit is on the outer circumference of seal pressure cover, the liner is located the right-hand member portion of seal pressure cover, the liner under the extrusion of tail nut with the adapter sleeve butt, and the right-hand member portion of liner extrusion seal pressure cover, the open slot has been seted up on the lateral wall of seal pressure cover, the shielding layer of cable turns over from the open slot, and press and circle on the inner circle of adapter sleeve.

Optionally, the pressure sealing sleeve comprises a cylinder body, a limiting convex ring is arranged on the outer circumference of the cylinder body, and the limiting convex ring is abutted to the abutting part.

Optionally, the right end of the open slot is set as a Y-shaped opening.

Optionally, the gasket includes a butting ring, a tapered section and a reduced section, the large diameter end of the tapered section is connected with the inner ring of the butting ring, and the large diameter end of the tapered section is connected with the reduced section.

Optionally, a tapered surface matched with the tapered section is formed in the inner cavity of the tail nut, a containing cavity is formed in the left end of the tapered surface, and the abutting ring is located in the containing cavity.

Optionally, the outer sides of the tail parts of the tail nuts are provided with flat surfaces in pairs.

The utility model has the following advantages: the shielding structure of the utility model realizes the shielding effect in a limited volume and has high shielding reliability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a first schematic structural view of a packing sleeve;

FIG. 3 is a second schematic structural view of the pressure sealing sleeve;

FIG. 4 is a schematic view of a gasket;

FIG. 5 is a schematic structural view of a tail nut;

FIG. 6 is a cross-sectional schematic view of the tail nut;

in the figure, 6-head shell, 9-pressing plate, 11-tail nut, 12-pressing sleeve, 13-fastening sleeve, 14-gasket, 111-conical surface, 112-accommodating cavity, 113-flat surface, 121-cylinder, 122-open slot, 123-Y-shaped port, 124-limit convex ring, 125-positioning block, 126-convex rib, 141-butting ring, 142-conical section and 143-reducing section.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, a shielding structure of a miniature network connector, including a head housing 6 and a tail nut 11, an external thread is provided at the tail of the head housing 6, and an internal thread is provided on the tail nut 11, the tail nut 11 and the head housing 6 are locked by a thread, further, a sealing sleeve 12, a fastening sleeve 13 and a gasket 14 are installed in an inner cavity of the tail nut 11, a left end portion of the sealing sleeve 12 abuts against a resisting portion installed in the head housing 6, in this embodiment, a head mounting plate is installed in the head housing 6, a pin is installed in the head mounting plate, a pressing plate 9 is installed on the right side of the head mounting plate, and after the tail nut 11 is locked, a left end surface of the sealing sleeve 12 abuts against a right end surface of the pressing plate 9.

In this embodiment, as shown in fig. 1, the fastening sleeve 13 is sleeved on the outer circumference of the sealing sleeve 12, the gasket 14 is located at the right end of the sealing sleeve 12, the gasket 14 abuts against the fastening sleeve 13 under the extrusion action of the tail nut 11, the gasket 14 extrudes the right end of the sealing sleeve 12, the side wall of the sealing sleeve 12 is provided with an open slot 122, the shielding layer of the cable is turned out from the open slot 122 and pressed on the inner ring of the fastening sleeve 13, when the cable is installed, the tail nut 11, the gasket 14, the fastening sleeve 13 and the sealing sleeve 12 are sequentially sleeved on the cable, then the left end of the cable is peeled, the cable core and the shielding layer are leaked, the cable core passes through the pressing plate 9 to be connected with the corresponding contact pin, the shielding layer of the cable is divided into a plurality of groups and turned out from the corresponding open slot 122, for facilitating the turning out of the shielding layer, the right end of the open slot 122 is provided with a Y-shaped opening 123, and then the outer circumference of the shielding layer is covered on the sealing sleeve 12, then, the fastening sleeve 13 is sleeved on the sealing sleeve 12, the sealing sleeve 12 is extruded, so that the inner ring of the fastening sleeve 13 is in compression joint with the shielding layer, finally, the tail nut 11 is locked with the head shell 6, in the locking process of the tail nut 11 and the head shell 6, the tail nut 11 extrudes the gasket 14, then the gasket 14 extrudes the sealing sleeve 12, so that the sealing sleeve 12 is extruded and deformed, in the extrusion deformation process of the sealing sleeve 12, the part of the sealing sleeve 12 between the fastening sleeves 13 has an outward expansion trend, further, the inner ring of the fastening sleeve 13 is pressed on the shielding layer, the conduction reliability of the shielding layer and the fastening sleeve 13 is ensured, the gasket 14 is respectively connected with the tail nut 11 of the fastening sleeve 13, and therefore, the shielding layer is conducted with the tail nut 11 through the fastening sleeve 13 and the gasket 14.

In this embodiment, as shown in fig. 2 and fig. 3, the sealing sleeve 12 includes a cylinder 121, a limiting convex ring 124 is disposed on an outer circumference of the cylinder 121, the limiting convex ring 124 abuts against the abutting portion, that is, after the tail nut 11 is locked, the limiting convex ring 124 abuts against a right end face of the pressing plate 9, in this embodiment, a positioning block 125 is further disposed on the sealing sleeve 12, a positioning groove matched with the positioning block 125 is disposed on an inner side wall of the pressing plate 9, and by matching the positioning block 125 with the positioning groove, the mounting accuracy of the sealing sleeve 12 can be ensured, and the circumferential rotation of the sealing sleeve 12 can be avoided, in this embodiment, a gap is provided between the sealing sleeve 12 located on a left side of the limiting convex ring 124 and an inner cavity of the pressing plate 9, and the gap can ensure the deformation of the sealing sleeve 12, in this embodiment, an annular convex rib 126 is further disposed on an outer circumference of the sealing sleeve 12, and an annular groove matched with the convex rib 126 is disposed on an inner side wall of the pressing plate 9, when the sealing sleeve 12 is locked, the rib 126 is located in the annular groove.

In the present embodiment, as shown in fig. 4, the gasket 14 includes an abutting ring 141, a tapered section 142 and a reduced section 143, a large diameter end of the tapered section 142 is connected to an inner ring of the abutting ring 141, and a large diameter end of the tapered section 142 is connected to the reduced section 143, further, as shown in fig. 6, a tapered surface 111 matching with the tapered section 142 is disposed in an inner cavity of the tail nut 11, and a receiving cavity 112 is disposed at a left end of the tapered surface 111, the abutting ring 141 is disposed in the receiving cavity 112, the tapered section 142 matches with the tapered surface 111 during the locking process of the tail nut 11, so that a force-bearing area of the tapered section 142 can be increased, thereby better compressing the sealing sleeve 12, the sealing sleeve 12 is supported by an insulating rubber material, and has a certain plastic deformation, and is provided with an open slot 122, so that the corresponding deformation can be generated during the compressing process of the sealing sleeve 12, and after the tail nut 11 is locked, the abutting ring 141 abuts against the fastening sleeve 13, thereby, the fastening sleeve 13 is connected with the abutting ring 141, and the abutting ring 141 is closely attached to the tail nut 11, so that the shielding layer is connected with the tail nut 11 through the fastening sleeve 13 and the gasket 14, thereby forming a shielding structure.

In this embodiment, the outer sides of the tail part of the tail nut 11 are provided with flat surfaces 113 in pairs, and the flat surfaces 113 can facilitate the installation of the tail nut 11.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. A miniature network connector shield structure, comprising: including first casing and tail nut, the tail nut with first casing locking, the intracavity of tail nut is installed and is sealed pressure cover, adapter sleeve and liner, seal the left end portion of pressing the cover with install support portion butt in the first casing, the adapter sleeve suit is in seal on pressing the outer circumference of cover, the liner is located seal the right-hand member portion of pressing the cover, the liner is in under the extrusion of tail nut with the adapter sleeve butt, just the liner extrusion seal the right-hand member portion of pressing the cover, seal and press and seted up the open slot on the lateral wall of cover, the shielding layer of cable is followed the open slot turns over, and presses the inner circle of adapter sleeve.

2. The shielding structure of a miniature network connector as set forth in claim 1, wherein: the sealing sleeve comprises a cylinder body, wherein a limiting convex ring is arranged on the outer circumference of the cylinder body, and the limiting convex ring is abutted to the abutting part.

3. The shielding structure of a miniature network connector as set forth in claim 1, wherein: the right end part of the open slot is provided with a Y-shaped opening.

4. The shielding structure of a miniature network connector as set forth in claim 1, wherein: the gasket comprises a butt ring, a conical section and a necking section, wherein the large-diameter end of the conical section is connected with the inner ring of the butt ring, and the large-diameter end of the conical section is connected with the necking section.

5. The shielding structure of a miniature network connector of claim 4, wherein: the inner cavity of the tail nut is internally provided with a conical surface matched with the conical section, the left end of the conical surface is provided with a containing cavity, and the butt joint ring is located in the containing cavity.

6. The shielding structure of a miniature network connector as set forth in claim 1 or 4, wherein: the outer sides of the tail parts of the tail nuts are provided with flat surfaces in pairs.

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