Efficient shielding right-angle tail accessory for aviation plug connector

Abstract

The utility model discloses a high-efficiency shielding right-angle tail accessory used for an aviation plug connector, which comprises a straight sleeve, a right-angle sleeve and a wire clamp, one end of the straight sleeve is provided with a thread used for being connected with the aviation plug connector by taking the axial direction of the straight sleeve as the vertical direction, and the end is taken as the lower end of the straight sleeve; the right-angle sleeve is formed by communicating and connecting a vertical sleeve and a transverse sleeve which are integrally formed, the upper end of the straight sleeve is connected with the lower end of the vertical sleeve, an annular conductive sealing ring is arranged between the upper end of the straight sleeve and the lower end of the vertical sleeve, and the wire clamp comprises a first semicircular clamping cover and a second semicircular clamping cover which are connected with each other and jointly clamped outside the transverse sleeve. According to the utility model, the assembly is convenient, the closed-loop conductive sealing function between the straight sleeve and the right-angle sleeve is realized by using the conductive sealing ring, the electromagnetic shielding performance can be obviously improved, and the practical application requirements of more different aviation plug connectors can be met by changing the specific sizes of the straight sleeve and the right-angle sleeve. And the product practicability is improved.

Description

Technical Field

[0001] The utility model relates to a right-angle tail accessory for a plug-in connector, in particular to a high-efficiency shielding right-angle tail accessory for an aviation plug-in connector. Background Art

[0002] With the development of the times, electronic equipment has increasingly higher requirements for electromagnetic shielding and anti-electronic interference, and electronic products on aircraft have even higher requirements for electromagnetic shielding performance.

[0003] Aviation connectors are electrical connectors for avionics equipment, and their electromagnetic shielding performance is very important. For applications where the cable needs to be turned at 90°, it is generally necessary to connect the right-angle tail accessories to the connector.

[0004] Traditional right-angle tail accessories used for aviation connectors are generally composed of two "L"-shaped shells connected to each other. Although this structure can also use a metal shell and a conductive sealing strip can be installed between the two "L"-shaped shells, the joint between the two can never form a closed loop structure, so there is bound to be a problem of unsatisfactory electromagnetic shielding performance; in addition, the reliability of the shielding layer grounding of the cable of traditional right-angle tail accessories is not ideal, and the size is relatively fixed and the adaptability is poor. Utility Model Content

[0005] The purpose of the utility model is to solve the above problems and provide a high-efficiency shielding right-angle tail accessory for aviation connectors with excellent electromagnetic shielding performance.

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0007] A high-efficiency shielded right-angle tail accessory for an aviation connector, comprising a straight sleeve, a right-angle sleeve and a wire clamp, wherein the axial direction of the straight sleeve is the vertical direction, one end of the straight sleeve is provided with a thread for connecting to the aviation connector and the end is the lower end of the straight sleeve, the right-angle sleeve is formed by an integrally formed vertical sleeve and a horizontal sleeve connected to each other, the upper end of the straight sleeve is connected to the lower end of the vertical sleeve of the right-angle sleeve and an annular conductive sealing ring is provided therebetween, and the wire clamp comprises a first semicircular clamping cover and a second semicircular clamping cover which are connected to each other, and the first semicircular clamping cover and the second semicircular clamping cover are clamped together outside the horizontal sleeve of the right-angle sleeve.

[0008] Preferably, in order to further improve the electromagnetic shielding performance between the straight sleeve and the vertical sleeve of the right-angle sleeve, the upper end face of the straight sleeve is provided with a convex ring, and the lower end face of the vertical sleeve of the right-angle sleeve is provided with a concave ring, the conductive sealing ring is placed in the concave ring, the convex ring is placed in the concave ring and presses the conductive sealing ring, and the upper end edge of the straight sleeve and the lower end edge of the vertical sleeve of the right-angle sleeve are respectively provided with a plurality of convex connecting parts and are correspondingly connected by a first connecting bolt.

[0009] Preferably, in order to facilitate binding of the shielding layer of the cable to achieve a better shielding effect, an annular groove is provided on a section of the circumferential outer wall of the transverse sleeve of the right-angle sleeve close to the vertical sleeve.

[0010] Preferably, in order to facilitate assembly, the inner walls of the first semicircular clamping cover and the second semicircular clamping cover at one end away from the right-angle sleeve are respectively provided with an arc-shaped protrusion, and the two arc-shaped protrusions together form a circular protrusion, and the first semicircular clamping cover and the second semicircular clamping cover are respectively provided with protrusions on both sides and are connected accordingly by second connecting bolts.

[0011] The beneficial effects of the utility model are:

[0012] The utility model provides a straight sleeve, a right-angle sleeve and a wire clamp that cooperate with each other, and while facilitating assembly, utilizes a conductive sealing ring to achieve a closed-loop conductive sealing function between the straight sleeve and the right-angle sleeve, which can significantly improve the electromagnetic shielding performance. At the same time, by changing the specific sizes of the straight sleeve and the right-angle sleeve, it can adapt to the actual application needs of more different aviation connectors, thereby improving the practicality of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front sectional view of the high-efficiency shielded right-angle tail attachment for aviation connectors described in the utility model;

[0014] Figure 2 It is a top view of the high-efficiency shielded right-angle tail attachment for aviation connectors described in the utility model;

[0015] Figure 3 It is a top perspective view of a straight sleeve of a high-efficiency shielded right-angle tail attachment for an aviation connector according to the utility model;

[0016] Figure 4 It is a bottom-up stereogram of a right-angle sleeve of a high-efficiency shielded right-angle tail attachment for an aviation connector according to the utility model;

[0017] Figure 5 It is a stereoscopic view of the wire clamp of the efficient shielding right-angle tail attachment for aviation connectors described in the utility model;

[0018] Figure 6 It is a front sectional view of the high-efficiency shielding right-angle tail accessory for aviation connectors of the utility model when in use. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the accompanying drawings:

[0020] like Figure 1-Figure 5 As shown, the high-efficiency shielded right-angle tail accessory for aviation connectors described in the utility model includes a straight sleeve 5, a right-angle sleeve and a wire clamp, with the axial direction of the straight sleeve 5 as the vertical direction, one end of the straight sleeve 5 is provided with an internal thread 13 for connecting to the aviation connector 6 and the end is the lower end of the straight sleeve 5, the right-angle sleeve is formed by an integrally formed vertical sleeve 2 and a horizontal sleeve 8 connected to each other, the upper end of the straight sleeve 5 is connected to the lower end of the vertical sleeve 2 of the right-angle sleeve and an annular conductive sealing ring 3 is provided therebetween, the wire clamp includes a first semicircular clamping cover 9 and a second semicircular clamping cover 10 connected to each other, the first semicircular clamping cover 9 and the second semicircular clamping cover 10 are clamped together outside the horizontal sleeve 8 of the right-angle sleeve.

[0021] like Figure 1-Figure 5 As shown, the utility model also discloses the following more optimized specific structures:

[0022] In order to further improve the electromagnetic shielding performance between the straight sleeve 5 and the vertical sleeve 2 of the right-angle sleeve, the upper end face of the straight sleeve 5 is provided with a convex ring 4, and the lower end face of the vertical sleeve 2 of the right-angle sleeve is provided with a concave ring 14, the conductive sealing ring 3 is placed in the concave ring 14, the convex ring 4 is placed in the concave ring 14 and presses the conductive sealing ring 3, and the upper end edge of the straight sleeve 5 and the lower end edge of the vertical sleeve 2 of the right-angle sleeve are respectively provided with a plurality of convex connecting parts (not marked in the figure) and are correspondingly connected by a first connecting bolt 1.

[0023] To facilitate cable bundling (ref. Figure 6 In order to achieve a better shielding effect for the shielding layer of the cable (composed of a conductor 16 and a shielding layer 15), an annular groove 7 is provided on a section of the circumferential outer wall of the transverse sleeve 8 of the right-angle sleeve close to the vertical sleeve 2.

[0024] To facilitate assembly, an arc-shaped protrusion 11 is respectively provided on the inner wall of the end of the first semicircular clamping cover 9 and the second semicircular clamping cover 10 away from the right-angle sleeve, and the two arc-shaped protrusions 11 together form a circular protrusion, and protrusions (not marked in the figure) are respectively provided on both sides of the first semicircular clamping cover 9 and the second semicircular clamping cover 10 and are correspondingly connected by a second connecting bolt 12.

[0025] like Figure 1-Figure 6As shown, when in use, first pass the wire 16 of the cable (the outer layer is an insulating layer and the inner layer is a wire core) through the horizontal sleeve 8 and the vertical sleeve 2 of the right-angle sleeve (the height of the vertical sleeve 2 is slightly larger than the diameter of the horizontal sleeve 8, so the wire 16 is easy to bend in the right-angle sleeve), then pass the end of the wire 16 through the straight sleeve 5, and then connect the wire core of the wire 16 to the aviation connector 6, and then thread the lower end of the straight sleeve 5 to the aviation connector 6, and then connect the upper end of the straight sleeve 5 to the aviation connector 6. The lower end of the vertical sleeve 2 of the right-angle sleeve is connected, and during this process, the cable is pulled appropriately to adapt to the above-mentioned assembly operation needs; then the end of the shielding layer 15 of the cable is cut so that it can be placed just outside the horizontal sleeve 8 and close to the vertical sleeve 2, and then the shielding layer 15 is tied in the annular groove 7 with cotton thread, and then imprisoned with a heat shrink tube, and finally the first semicircular clamping cover 9 and the second semicircular clamping cover 10 are clamped outside the shielding layer 15 and locked with the second connecting bolt 12, and the assembly is completed.

[0026] The above embodiments are only preferred embodiments of the present utility model and are not limitations on the technical solutions of the present utility model. Any technical solution that can be implemented on the basis of the above embodiments without creative work should be deemed to fall within the scope of protection of the patent of the present utility model.

Claims

1. A high-efficiency shielded right-angle tail accessory for aviation connectors, characterized in that: It includes a straight sleeve, a right-angle sleeve and a wire clamp, with the axial direction of the straight sleeve as the vertical direction, one end of the straight sleeve is provided with a thread for connecting to an aviation connector and the end is the lower end of the straight sleeve, the right-angle sleeve is formed by an integrally formed vertical sleeve and a horizontal sleeve connected to each other, the upper end of the straight sleeve is connected to the lower end of the vertical sleeve of the right-angle sleeve and an annular conductive sealing ring is provided therebetween, and the wire clamp includes a first semicircular clamping cover and a second semicircular clamping cover that are connected to each other, and the first semicircular clamping cover and the second semicircular clamping cover are clamped together outside the horizontal sleeve of the right-angle sleeve.

2. The high-efficiency shielded right-angle tail accessory for aviation connectors according to claim 1, characterized in that: The upper end face of the straight sleeve is provided with a convex ring, the lower end face of the vertical sleeve of the right-angle sleeve is provided with a concave ring, the conductive sealing ring is placed in the concave ring, the convex ring is placed in the concave ring and presses the conductive sealing ring, the upper end edge of the straight sleeve and the lower end edge of the vertical sleeve of the right-angle sleeve are respectively provided with a plurality of convex connecting parts and are correspondingly connected by a first connecting bolt.

3. The high-efficiency shielded right-angle tail accessory for aviation connectors according to claim 1 or 2, characterized in that: An annular groove is provided on a section of the circumferential outer wall of the transverse sleeve of the right-angle sleeve close to the vertical sleeve.

4. The high-efficiency shielded right-angle tail accessory for aviation connectors according to claim 1 or 2, characterized in that: The inner walls of the first semicircular clamping cover and the second semicircular clamping cover at one end away from the right-angle sleeve are respectively provided with an arc-shaped protrusion, and the two arc-shaped protrusions together form a circular protrusion. The first semicircular clamping cover and the second semicircular clamping cover are respectively provided with protrusions on both sides and are correspondingly connected by second connecting bolts.

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