Connector and tail shell component thereof

Abstract

The utility model relates to the technical field of connecting devices, in particular to a connector and a tail shell component thereof. According to the connector provided by the utility model, the rear end of the main shell is provided with the wire outlet gap which is through in the radial direction, and the tail sealing plate connected with the rear end of the main shell and the wire outlet gap form the wire outlet channel which is through in the radial direction, so that a wire segment at the rear end of the connector can be led out in the radial direction, and the axial space of the connector is not occupied any more; and the axial size of the connector is shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to connecting device technical field especially relates to a kind of connector and its tail shell component. BACKGROUND

[0002] Connectors are widely used in industry as the main electrical components for electrical connections. A connector generally includes a main housing having a front-to-rear through mounting cavity, and an internal body mounted in the mounting cavity of the main housing. The internal body includes an insulating component and a contact mounted in the insulating component. The front end of the contact is used for plugging with an adapter connector to achieve electrical transmission. The rear end of the contact is generally connected to a cable, which is drawn out from the rear end of the connector. Most of the current connectors are backward cable outlet, such as a tail accessory and a connector disclosed in the Chinese Utility Model Patent with the authorization announcement number CN205960313U. The rear end of the main housing of the connector is connected to a tail accessory, which includes an intermediate sleeve extending backward and a cable tail clamp at the rear end of the intermediate sleeve. The cable connected to the rear end of the contact passes through the intermediate sleeve backward and is drawn out through the cable tail clamp. Such a connector with backward cable outlet occupies a large axial space, i.e. the space in the direction of plugging. In some use environments, such as airborne equipment, the axial space available for the connector is limited, and the above-mentioned connector is difficult to be applied. SUMMARY

[0003] The utility model aims to provide a connector to solve the problem of axial cable outlet at the tail of the current connector, which occupies a large axial space. Meanwhile, the utility model also provides a tail shell component of the connector to change the direction of cable outlet and solve the problem of large axial space occupied by the connector due to axial cable outlet.

[0004] The connector of the utility model includes a main housing having a front-to-rear extending mounting cavity for mounting an internal body. The rear end of the main housing is located at the rear side of the internal body and is provided with a radial through cable outlet notch. The rear end of the main housing is mounted with a tail shell component. The tail shell component includes a tail plug plate extending in a plane perpendicular to the axis of the main housing. The tail plug plate and the cable outlet notch enclose a cable radial outlet channel.

[0005] Further, the main housing is a ring-shaped main housing. The outer side of the ring-shaped main housing is provided with a connecting flange for fixing and mounting the connector at a position close to the rear end. The cable outlet notch extends from the rear side of the connecting flange to the rear end of the main housing.

[0006] Further, the rear end of the ring-shaped main housing is provided with a sunken area. The front side of the tail plug plate is provided with a reinforcing boss at a position corresponding to the sunken area. The tail plug plate is fixedly connected to the rear end of the ring-shaped main housing by a connecting screw at the reinforcing boss.

[0007] Further, the stroke switch is mounted on the radial outer side of the inner cavity in the annular main shell, and a pair of reinforcing bosses corresponding to the sunken area are arranged, and the two reinforcing bosses are respectively located at the circumferential two ends of the sunken area, and the stroke switch is arranged at the interval between the two reinforcing bosses.

[0008] Further, the wire outlet notch is divided into two arc-shaped sections by the wire outlet notch at the rear end of the annular main shell, and the two arc-shaped sections are provided with the sunken area.

[0009] Further, the tail blocking plate is connected with a protective skirt between the two reinforcing bosses, and the protective skirt extends along the edge of the annular main shell.

[0010] Further, the tail blocking plate comprises a middle plate body corresponding to the inner port of the inner cavity and an outer extension plate body extending radially outward corresponding to the wire outlet notch, and the outer end of the outer extension plate body is provided with a constraint channel for constraining the cable, and the constraint channel is located at the front side of the outer extension plate body.

[0011] Further, the outer end of the outer extension plate body is detachably connected with a cable binding part, and the cable binding part and the outer extension plate body jointly form the constraint channel.

[0012] Further, the cable binding part is a U-shaped support with an opening facing the outer extension plate body, and the two ends of the U-shaped support are clamped or screw-connected to the outer extension plate body.

[0013] The utility model discloses a kind of connectors, the rear end of main shell is provided with radial through wire outlet notch, and the tail blocking plate connected with the rear end of main shell and wire outlet notch form radial through wire outlet channel, cable section in the rear end of connector can be led out radially, no longer occupy the axial space of connector, shorten the axial dimension of connector.

[0014] The tail shell part of the utility model includes tail blocking plate extending in the plane perpendicular to the axis of main shell, and the tail blocking plate is used to form radial through wire outlet channel with the wire outlet notch arranged at the rear end of the main shell of connector.

[0015] Further, the front side of the tail blocking plate is provided with reinforcing boss at the sunken area corresponding to the rear end of the main shell, and the tail blocking plate is fixedly connected to the rear end of the annular main shell by connecting screw at the reinforcing boss.

[0016] Further, a pair of reinforcing bosses corresponding to the sunken area are arranged, and the two reinforcing bosses are respectively located at the circumferential two ends of the sunken area.

[0017] Further, the tail blocking plate is connected with a protective skirt between the two reinforcing bosses, and the protective skirt extends along the edge of the annular main shell.

[0018] Further, the tail blocking plate comprises a middle plate body corresponding to the inner end port of the installation inner cavity and an outer extension plate body extending radially outward corresponding to the wire outlet gap, and an outer end of the outer extension plate body is provided with a constraint channel for constraining the cable, and the constraint channel is located at the front side of the outer extension plate body.

[0019] Further, the outer end front side of the outer extension plate body is detachably connected with a wire bundling piece, and the wire bundling piece and the outer extension plate body jointly enclose the constraint channel.

[0020] Further, the wire bundling piece is a U-shaped support with an opening facing the outer extension plate body, and two ends of the U-shaped support are clamped or screw-connected to the outer extension plate body.

[0021] The tail shell component of the utility model is connected to the rear end of the main shell of the connector, can enclose a radial wire outlet channel with the wire outlet gap provided on the main shell, realizes the radial wire outlet of the connector while realizing the protection of the tail end of the connector, and reduces the axial size of the connector. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structural schematic view of the embodiment of the connector of the utility model;

[0023] Figure 2 It is Figure 1 It is a structural schematic view of another view angle of the connector shown in the figure;

[0024] Figure 3 It is Figure 2 It is a structural schematic view of the connector after the internal main body and the tail shell component are hidden in the figure;

[0025] Figure 4 It is a structural schematic view of the tail shell component.

[0026] In the figure: 1, internal main body; 20, main shell; 21, installation inner cavity; 22, connecting flange; 201, sunken area; 4, travel switch; 40, trigger component; 900, wire outlet gap; 80, tail shell component; 801, protective skirt; 802, outer extension plate body; 803, reinforcing boss; 81, U-shaped support. DETAILED DESCRIPTION

[0027] The features and performances of the utility model are further described in detail in combination with the embodiments.

[0028] The utility model discloses a connector is with circular connector as example is explained, through the structure optimization of the tail shell part of connector main casing rear side connection, make the cable of connector interior main body rear side connection can be introduced from radial, realize side edge wire, compared with prior art axial backward wire mode, reduced the axial dimension of connector, that is the size in plug -in direction. Of course, the connector of the utility model is not only limited to be circular connector, can also be rectangular connector.

[0029] Specifically, an embodiment of the connector of the utility model, as shown in Figures 1-4 The utility model discloses a connector is with circular connector as example is explained, through the structure optimization of the tail shell part of connector main casing rear side connection, make the cable of connector interior main body rear side connection can be introduced from radial, realize side edge wire, compared with prior art axial backward wire mode, reduced the axial dimension of connector, that is the size in plug -in direction. Of course, the connector of the utility model is not only limited to be circular connector, can also be rectangular connector.

[0030] The rear end of main casing 20 is at the rear side of interior main body 1 and is provided with radial through line outlet notch 900, and tail shell part 80 includes tail blocking plate extending in the plane perpendicular to the axis of main casing 20, and the tail blocking plate and line outlet notch 900 enclose a line outlet channel for radial line outlet. In this way, the tail of the connector, especially the rear end of the contact installed on the interior main body 1 and the connection part of the contact rear end and the cable, can be protected in the interior main body 1 by the cooperation of the main casing 20 and the tail blocking plate, and the tail blocking plate and the line outlet notch 900 together enclose a radial through line outlet channel, so that the cable in the connector can be radially drawn out of the line outlet channel.

[0031] When taking the circular connector as an example, the main casing 20 is a ring-shaped main casing 20, the connecting flange 22 is arranged at the position close to the rear end on the outer side of the ring-shaped main casing 20, and the line outlet notch 900 extends from the rear side of the connecting flange 22 to the rear end of the main casing 20. In this way, the installation of the connector and the wire drawing can be avoided. Of course, in other embodiments, when the connector is installed through other installation structures, the relative position between the line outlet notch 900 and the connecting flange 22 does not need to be designed and considered.

[0032] In one embodiment, the front side of the plate body of the tail blanking plate is provided with a plug-in cylinder segment, which is directly inserted into the tail end of the main housing 20 through interference, or in one embodiment, the front side of the tail blanking plate is provided with a threaded cylinder segment, which is directly screwed into the tail end of the main housing 20 through interference. Alternatively, in one embodiment, the tail blanking plate is connected to the rear end face of the main housing 20 through a screw passing through the plate body. As shown in the embodiment shown in Figures 1-4 The rear end of the annular main housing 20 is provided with a sunken area 201, and the front side of the tail blanking plate is provided with a reinforcing boss 803 corresponding to the sunken area 201, and the tail blanking plate is fixedly connected to the rear end of the annular main housing 20 through connecting screws at the reinforcing boss 803. This can ensure the strength of the connector between the tail blanking plate and the main housing 20, while making the tail blanking plate thinner and reducing the axial space occupation. In order to ensure the reliability of the connection between the tail blanking plate and the main housing 20, at least two connection points are generally provided, i.e. the reinforcing boss 803 is provided with at least two.

[0033] In one embodiment, the connector is a connector integrated with the travel switch 4 in the main housing 20. As shown in Figures 1-3 The travel switch 4 is installed in the shell wall of the annular main housing 20, radially outside the installation inner cavity 21, and the front side of the travel switch 4 is provided with a trigger component 40, which includes a trigger ring body and a trigger rod connected to the rear side of the trigger ring body. A spring is sleeved on the trigger rod to provide elastic force to the trigger ring body in the forward direction, so as to keep the trigger ring body in the front limit position. When the adapter connector is plugged in, the adapter connector pushes the trigger ring body, the trigger rod moves backward and triggers the travel switch 4, changes its on-off state, and realizes signal switching. After the adapter connector is pulled out, the trigger ring body is reset under the action of the spring, the trigger rod moves forward and resets, and the state of the travel switch 4 is switched. In this integrated travel switch 4 connector, the reinforcing bosses 803 corresponding to the sunken area 201 are arranged in pairs, and the two reinforcing bosses 803 are respectively arranged at the circumferential ends of the sunken area 201. The travel switch 4 is correspondingly arranged at the interval between the two reinforcing bosses 803. In this way, the positions of the outlet passage, the travel switch 4 and the reinforcing bosses 803 are reasonably arranged.

[0034] In one embodiment, the number of wire outlet notches 900 can be one, and the rear end face of the annular main housing 20 is an arc-shaped end face as a whole. As shown in Figures 3-4In the shown embodiment, the wire outlet notch 900 has two, so that the wire can be drawn out from the two notched positions, or alternatively drawn out from one of the notched positions, and the wire drawing is more flexible. At this time, the rear end of the annular main shell 20 is divided into two arc-shaped segments by the wire outlet notch 900, and the two arc-shaped segments are each provided with the sunken area 201, that is, the two arc-shaped segments are each connected to the tail plug plate through the pair of reinforcing bosses 803. The number of travel switches 4 can be one or more. In the embodiment shown in the figure, the travel switches 4 are two, and the two travel switches 4 are respectively arranged at the two sunken areas 201.

[0035] On the basis of the above-mentioned embodiments, in order to better protect the tail of the connector, in a more preferred embodiment, a protective skirt 801 is connected between the pair of two reinforcing bosses 803 on the tail plug plate, and the protective skirt 801 extends along the edge of the annular main shell 20 in an arc shape, so as to block the gap between the tail plug plate and the rear end face of the main shell 20 at the position between the two reinforcing bosses 803. From another angle, the protective skirt 801 also has a protective effect on the rear end of the travel switch 4.

[0036] In an embodiment, the shape of the tail plug plate is consistent with the contour shape of the rear end of the annular main shell 20, and is equal to or slightly larger than the size of the rear end of the annular main shell 20. On the basis of the above-mentioned embodiments, a more specific embodiment is embodied in detail in the structure of the tail plug plate. The tail plug plate includes a middle plate body corresponding to the inner port of the installation inner cavity 21 and an outer extension plate body 802 extending radially outward corresponding to the wire outlet notch 900, and the outer end of the outer extension plate body 802 is provided with a constraint channel for constraining the cable, and the constraint channel is located at the front side of the outer extension plate body 802. In this way, the cable drawn out from the wire outlet channel will not occupy the space at the rear end of the connector, and at the same time can be constrained through the constraint channel to ensure that the drawn cable is more regular.

[0037] In different embodiments, the constraint channel can be different. For example, in an embodiment, a frame structure is integrally formed on the front side of the outer extension plate body 802, and the frame hole of the frame structure constitutes the constraint channel, and in the embodiment shown in the figure, the frame structure is a frame structure with a plurality of frame holes arranged in a row. Figure 4 In the shown embodiment, a wire binding member is detachably connected to the outer end of the outer extension plate body 802, and the wire binding member and the outer extension plate body 802 jointly form the constraint channel. The wire binding member can be a binding tape, or as shown in the figure, the wire binding member is a wire binding member with a plurality of wire binding holes arranged in a row. Figure 4The shown opening faces the U-shaped support 81 of the epitaxial plate body 802, two ends of the U-shaped support 81 are screw-connected to the epitaxial plate body 802, or in other embodiments, two ends of the U-shaped support 81 are provided with a pair of clamping claws arranged oppositely, and the epitaxial plate body 802 is provided with clamping holes, and the pair of clamping claws are clamped on the epitaxial plate body 802 through the clamping holes. Such a detachable cable binding member can be connected to the epitaxial plate body 802 after the cable is led out, and the operation is more convenient, and the U-shaped support 81 is used as the cable binding member, the shape is fixed, and the constraint of the cable is stable.

[0038] The different embodiments of the connector introduced above can all realize radial leading-out of the cable from the rear end of the connector, and the overall axial dimension of the connector is relatively short, greatly reducing the axial occupation space of the connector, and the connector can be well used in an environment with limited axial space.

[0039] The embodiment of the tail housing part of the utility model, the tail housing part is same with the tail housing part structure in the embodiment of the connector introduced above, and this paper does not add the description.

[0040] The above is only the preferred embodiment of the utility model, and does not limit the utility model, the patent protection scope of the utility model is subject to the claims, and equivalent structural changes made by applying the contents of the specification and drawings of the utility model should be reasonably included in the protection scope of the utility model.

Claims

1. A connector characterized by, The main shell (20) has a front-to-rear extending installation inner cavity (21) for installing the internal main body (1), the rear end of the main shell (20) is at the rear side of the internal main body (1) and is provided with a radial through line outlet notch (900), the rear end of the main shell (20) is installed with a tail shell part (80), the tail shell part (80) comprises a tail blocking plate extending in a plane perpendicular to the axis of the main shell (20), and the tail blocking plate and the line outlet notch (900) enclose a line outlet channel for radially leading out cables.

2. The connector of claim 1, wherein The main shell (20) is a ring-shaped main shell (20), the outer side of the ring-shaped main shell (20) is provided with a connecting flange (22) for fixing a mounting connector at a position close to the rear end, and the line outlet notch (900) extends from the rear side of the connecting flange (22) to the rear end of the main shell (20).

3. The connector of claim 2, wherein The rear end of the ring-shaped main shell (20) is provided with a sunken area (201), the front side of the tail blocking plate is provided with a reinforcing boss (803) at a position corresponding to the sunken area (201), and the tail blocking plate is fixedly connected to the rear end of the ring-shaped main shell (20) through connecting screws at the reinforcing boss (803).

4. The connector of claim 3, wherein The ring-shaped main shell (20) is installed with a travel switch (4) on the radial outer side of the installation inner cavity (21), the reinforcing bosses (803) corresponding to the sunken area (201) are arranged in pairs, the two reinforcing bosses (803) in each pair are respectively at the circumferential two ends of the sunken area (201), and the travel switch (4) is correspondingly arranged at the interval between the two reinforcing bosses (803) in each pair.

5. The connector of claim 4, wherein, There are two line outlet notches (900), the rear end of the ring-shaped main shell (20) is divided into two arc-shaped segments by the line outlet notches (900), and the two arc-shaped segments are each provided with the sunken area (201).

6. The connector of claim 4, wherein, The tail blocking plate is connected with a protective skirt (801) between the two reinforcing bosses (803) in each pair, and the protective skirt (801) extends along the edge of the ring-shaped main shell (20) in an arc shape.

7. The connector of any one of claims 1-6, wherein, The tail blocking plate comprises a middle plate body corresponding to the inner port of the installation inner cavity (21) and an outer extension plate body (802) extending radially outward corresponding to the line outlet notch (900), and the outer end of the outer extension plate body (802) is provided with a constraint channel for constraining cables, and the constraint channel is at the front side of the outer extension plate body (802).

8. The connector of claim 7, wherein, The outer end of the outer extension plate body (802) is detachably connected with a wire binding part, and the wire binding part and the outer extension plate body (802) jointly enclose the constraint channel.

9. The connector of claim 8, wherein, The wire binding part is a U-shaped support (81) with an opening facing the outer extension plate body (802), and the two ends of the U-shaped support (81) are clamped or screw-connected to the outer extension plate body (802).

10. A tail housing component characterized by, The tail blocking plate extends in a plane perpendicular to the axis of the main shell (20), and the tail blocking plate is used for enclosing a radial through line outlet channel with a line outlet notch (900) provided at the rear end of a main shell (20) of a connector.

11. The tail housing component of claim 10, wherein, The front side of the tail blocking plate is provided with a reinforcing boss (803) at a position corresponding to a sunken area (201) provided at the rear end of the main shell (20), and the tail blocking plate is fixedly connected to the rear end of the ring-shaped main shell (20) through connecting screws at the reinforcing boss (803).

12. The tail housing component of claim 11, wherein, The reinforcing bosses (803) corresponding to the sunken area (201) are arranged in pairs, and the two reinforcing bosses (803) in each pair are respectively located at the circumferential two ends of the sunken area (201).

13. The tail housing component of claim 12, wherein, The protective skirt (801) is connected between the two reinforcing bosses (803) on the tail blocking plate, and the protective skirt (801) extends in an arc shape and corresponds to the edge of the annular main shell (20).

14. The tail housing component of any one of claims 10-13, wherein, The tail blocking plate comprises a middle plate body corresponding to the inner port of the installation inner cavity (21) and an outer extension plate body (802) extending radially outward corresponding to the wire outlet notch (900), and the outer end of the outer extension plate body (802) is provided with a constraint channel for constraining the cable, and the constraint channel is located at the front side of the outer extension plate body (802).

15. The tail housing component of claim 14, wherein, The outer end front side of the outer extension plate body (802) is detachably connected with a wire binding member, and the wire binding member and the outer extension plate body (802) jointly enclose the constraint channel.

16. The tail housing component of claim 15, wherein, The wire binding member is a U-shaped bracket (81) with an opening facing the outer extension plate body (802), and the two ends of the U-shaped bracket (81) are clamped or screw-connected to the outer extension plate body (802).

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