Connecting device for aviation plug connecting wire pipe

Abstract

The utility model relates to a connecting device for an aviation plug connecting line pipe, which comprises a hose connector arranged at the tail part of an aviation plug connector, one side of the hose connector is provided with an annular groove, the tail part of the aviation plug connector is in threaded connection with a tail cap, the tail cap can be inserted into the annular groove, and a plurality of convex blocks arranged in an annular array are fixed on the tail cap. One side of the annular groove communicates with a plurality of grooves corresponding to the protruding blocks in a one-to-one mode, the protruding blocks can penetrate through the grooves and stretch into the annular groove, and connecting blocks are arranged in the protruding blocks. The tail cap at the tail of the aviation plug connector is inserted into the annular groove in the hose connector, the multiple protruding blocks penetrate through the corresponding grooves and stretch into the annular groove, then the tail cap is rotated, the multiple protruding blocks and the corresponding grooves are arranged in a staggered mode, and therefore the effect of connecting the tail cap and the hose connector is achieved; even if a large external force is applied, the hose connector and the aviation plug connector cannot fall off, and the connection reliability of the hose connector and the aviation plug connector is improved.

Description

Technical Field

[0001] The utility model relates to an aviation plug technology, in particular to a connecting device for connecting an aviation plug to a wire tube. Background Art

[0002] Aviation plugs, also known as aviation plugs, are mostly used on airplanes and are now also used in military, railway, electric power and other industries. At present, the aviation plug connector is fixed to the metal hose connector during use. When a large external force is applied, there is a phenomenon that the hose connector and the tail of the aviation plug are loose. At present, the friction between the aviation plug connector and the hose connector provides damping force for it. When the external force is greater than the friction between the aviation plug connector and the hose connector, the hose connector and the aviation plug will become loose and may fall off.

[0003] Therefore, the utility model proposes a connection device for connecting an aviation plug to a wire pipe, thereby avoiding the problem of the hose connector and the tail of the aviation plug being easily loosened, and facilitating the installation of the hose connector and the tail of the aviation plug. Utility Model Content

[0004] The utility model aims to provide a connecting device for connecting an aviation plug to a wire pipe, so as to solve the problem that the existing hose connector and the tail of the aviation plug are easily loosened.

[0005] In order to solve the above problems, the utility model provides a connection device for an aviation plug connecting wire pipe, including a hose connector installed at the rear of the aviation plug connector, an annular groove is provided on one side of the hose connector, and the rear of the aviation plug connector is threadedly connected with a tail cap, which can be inserted into the annular groove, and a plurality of protrusions arranged in an annular array are fixed on the tail cap, and a plurality of grooves corresponding to the protrusions are connected to one side of the annular groove, and the protrusions can pass through the grooves and extend into the annular groove, a connecting block is provided in the protrusion, a vertical groove is provided in the connecting block, a stopper is slidably connected in the vertical groove, and the stopper can contact one side of the annular groove.

[0006] The connecting device for connecting the wire pipe with the aviation plug provided by the utility model also has the following technical features:

[0007] Furthermore, the hose connector comprises an upper shell and a lower shell, and the upper shell and the lower shell are connected by bolts.

[0008] Furthermore, a sliding groove is provided on the protrusion, the connecting block is slidably connected to the sliding groove, the stopper includes a vertical block and a limit block, the upper surface of the limit block is an inclined surface, one end of the limit block can contact one side of the annular groove, and a clearance groove is provided on one side of the connecting block, the clearance groove is connected to the vertical groove, and one end of the limit block can extend into the clearance groove.

[0009] Furthermore, the lower side of the vertical block is connected to the connecting block via a first spring.

[0010] Furthermore, the inner side of the annular groove is connected with a plurality of slots corresponding to the limit blocks one by one, and the plurality of limit blocks can be respectively inserted into the corresponding slots.

[0011] Furthermore, one side of the connecting block is connected to the protrusion via a second spring, an inclined block is fixed to the lower side of the limiting block, the inclined block is located in the yielding groove, and the bottom end of the inclined block can be inserted into the gap between the connecting block and the protrusion to enable the connecting block to slide in the sliding groove.

[0012] The utility model has the following beneficial effects: by inserting the tail cap of the tail of the aviation plug connector into the annular groove on the hose connector, and allowing multiple protrusions to pass through the corresponding grooves and extend into the annular groove, and then rotating the tail cap so that the multiple protrusions and the corresponding grooves are staggered, the tail cap and the hose connector are connected, so that even if a large external force is applied, the hose connector and the aviation plug connector cannot fall off, thereby improving the reliability of the connection between the hose connector and the aviation plug connector, and avoiding the problem of the hose connector and the tail of the aviation plug being easily loosened. When the protrusion is inserted into the annular groove, the stopper can pop out from the connecting block, thereby contacting one side of the annular groove through the stopper to avoid the protrusion sliding out of the groove. When the device is used, the tail cap is inserted into the annular groove on the hose connector and rotated at a certain angle, and the installation is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an axonometric diagram of an embodiment of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the aviation plug connector in the embodiment of the utility model;

[0015] Figure 3 It is a structural schematic diagram of a hose connector in an embodiment of the utility model;

[0016] Figure 4 It is a cross-sectional view of a hose connector and a tail cap in an embodiment of the utility model;

[0017] Figure 5 For the utility model embodiment Figure 4 Schematic diagram of the structure enlarged at point A in the middle. DETAILED DESCRIPTION

[0018] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0019] like Figures 1 to 5In the embodiment of the connection device for aviation plug connection wire pipe of the utility model shown, the connection device for aviation plug connection wire pipe includes a hose connector 2 installed at the tail of the aviation plug connector 1, characterized in that an annular groove 3 is provided on one side of the hose connector 2, and a tail cap 4 is threadedly connected to the tail of the aviation plug connector 1, and the tail cap 4 can be inserted into the annular groove 3. A plurality of protrusions 5 arranged in an annular array are fixed on the tail cap 4, and a plurality of grooves 6 corresponding to the protrusions 5 are connected to one side of the annular groove 3. The protrusions 5 can pass through the grooves 6 and extend into the annular groove 3. A connecting block 7 is provided in the protrusion 5, and a vertical groove is provided in the connecting block 7. A stopper 8 is slidably connected in the vertical groove, and the stopper 8 can contact one side of the annular groove 3. By inserting the tail cap 4 at the tail of the aviation plug connector 1 into the annular groove on the hose connector 2 3, and make multiple protrusions 5 pass through the corresponding grooves 6 and extend into the annular groove 3, and then rotate the tail cap 4 so that the multiple protrusions 5 and the corresponding grooves 6 are staggered, thereby playing a role in connecting the tail cap 4 with the hose connector 2, so that even if a large external force is applied, the hose connector 2 and the aviation plug connector 1 cannot fall off, thereby improving the reliability of the connection between the hose connector 2 and the aviation plug connector 1, and avoiding the problem that the hose connector and the aviation plug tail are easily loosened, and when the protrusion 5 is inserted into the annular groove 3, the stopper 8 can pop out from the connecting block 7, so that the stopper 8 contacts one side of the annular groove 3 to avoid the protrusion 5 from slipping out of the groove 6, and when the device is used, the tail cap 4 is inserted into the annular groove 3 on the hose connector 2 and rotated at a certain angle, and the installation is convenient and quick.

[0020] In one embodiment of the present application, preferably, the hose connector 2 includes an upper shell 21 and a lower shell 22, and the upper shell 21 and the lower shell 22 are connected by bolts. Semicircular grooves are provided in the upper shell 21 and the lower shell 22, and the two semicircular grooves form an annular groove 3. Grooves 6 are respectively provided on the upper shell 21 and the lower shell 22. When the upper shell 21 and the lower shell 22 are installed, the multiple grooves 6 are arranged in a circular array. When the hose connector 2 needs to be separated from the tail cap 4, the upper shell 21 and the lower shell 22 can be disassembled.

[0021] In one embodiment of the present application, preferably, a sliding groove is provided on the protrusion 5, the connecting block 7 is slidably connected to the sliding groove, the stopper 8 includes a vertical block 81 and a limit block 82, the upper surface of the limit block 82 is an inclined surface, one end of the limit block 82 can contact one side of the annular groove 3, and a clearance groove is provided on one side of the connecting block 7, the clearance groove is connected to the vertical groove, and one end of the limit block 82 can extend into the clearance groove, so that when the protrusion 5 is inserted into the groove 6, the upper surface of the limit block 82 contacts the inner wall of the groove 6, and finally the stopper 8 is completely inserted into the connecting block 7.

[0022] In one embodiment of the present application, preferably, the lower side of the vertical block 81 is connected to the connecting block 7 via a first spring, so that when the protrusion 5 is inserted into the annular groove 3, the stopper 8 can pop out from the connecting block 7 under the action of the first spring.

[0023] In one embodiment of the present application, preferably, the inner side of the annular groove 3 is connected to a plurality of slots 9 corresponding one to one with the limit blocks 82, and the plurality of limit blocks 82 can be respectively inserted into the corresponding slots 9, and the plurality of slots 9 and the corresponding grooves 6 are staggered, so that when the tail cap 4 is inserted into the annular groove 3 on the hose connector 2 and rotated a certain angle, the plurality of limit blocks 82 can be respectively inserted into the corresponding slots 9.

[0024] In one embodiment of the present application, preferably, one side of the connecting block 7 is connected to the protrusion 5 via a second spring, and an inclined block 10 is fixed to the lower side of the limit block 82, and the inclined block 10 is located in the give way groove, and the bottom end of the inclined block 10 can be inserted into the gap between the connecting block 7 and the protrusion 5 so that the connecting block 7 slides in the slide groove. When the protrusion 5 is inserted into the groove 6, the inclined block 10 moves downward so that the bottom end of the inclined block 10 is inserted into the gap between the connecting block 7 and the protrusion 5 so that the connecting block 7 slides in the slide groove, so that the limit block 82 can also enter the annular groove 3, and the second spring is compressed to accumulate force. When the tail cap 4 is inserted into the annular groove 3 on the hose connector 2 and rotated a certain angle, multiple limit blocks 82 can be respectively inserted into the corresponding slots 9 under the action of the second spring.

[0025] When the utility model is in use, the tail cap 4 of the tail of the aviation plug connector 1 is inserted into the annular groove 3 on the hose connector 2, and the multiple protrusions 5 pass through the corresponding grooves 6 and extend into the annular groove 3. When the protrusion 5 is inserted into the groove 6, the upper surface of the limit block 82 contacts the inner wall of the groove 6, and finally the stop block 8 is completely inserted into the connecting block 7. After the protrusion 5 is inserted into the annular groove 3, the tail cap 4 is rotated so that the multiple protrusions 5 and the corresponding grooves 6 are staggered. The stop block 8 can pop out from the connecting block 7 under the action of the first spring, and the multiple limit blocks 82 are inserted into the connecting block 7. The positioning blocks 82 are respectively inserted into the corresponding slots 9, thereby connecting the tail cap 4 to the hose connector 2, so that even if a large external force is applied, the hose connector 2 and the aviation plug connector 1 cannot fall off, thereby improving the reliability of the connection between the hose connector 2 and the aviation plug connector 1 and avoiding the problem that the hose connector and the aviation plug tail are easily loose. The stop block 8 contacts one side of the annular groove 3 to prevent the protrusion 5 from slipping out of the groove 6. When the device is used, the tail cap 4 is inserted into the annular groove 3 on the hose connector 2 and rotated at a certain angle. The installation is convenient and quick.

[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A connection device for connecting a wire pipe to an aviation plug, comprising a hose connector (2) mounted at the rear of an aviation plug connector (1), characterized in that: The hose connector (2) has an annular groove (3) on one side, and a tail cap (4) is threadedly connected to the tail of the aviation plug connector (1). The tail cap (4) can be inserted into the annular groove (3). A plurality of protrusions (5) arranged in an annular array are fixed to the tail cap (4). One side of the annular groove (3) is connected to a plurality of grooves (6) corresponding to the protrusions (5) one by one. The protrusions (5) can pass through the grooves (6) and extend into the annular groove (3). A connecting block (7) is provided in the protrusion (5). A vertical groove is provided in the connecting block (7). A stopper (8) is slidably connected in the vertical groove. The stopper (8) can contact one side of the annular groove (3).

2. The connecting device for connecting the aviation plug to the wire tube according to claim 1, characterized in that: The hose connector (2) comprises an upper shell (21) and a lower shell (22), and the upper shell (21) and the lower shell (22) are connected by bolts.

3. The connecting device for connecting the aviation plug to the wire tube according to claim 1, characterized in that: The protrusion (5) is provided with a slide groove, the connecting block (7) is slidably connected to the slide groove, the stopper (8) comprises a vertical block (81) and a limit block (82), the upper surface of the limit block (82) is an inclined surface, one end of the limit block (82) can contact one side of the annular groove (3), one side of the connecting block (7) is provided with a clearance groove, the clearance groove is connected to the vertical groove, and one end of the limit block (82) can extend into the clearance groove.

4. The connecting device for connecting the aviation plug to the wire tube according to claim 3 is characterized in that: The lower side of the vertical block (81) is connected to the connecting block (7) via a first spring.

5. The connecting device for connecting the aviation plug to the wire tube according to claim 3, characterized in that: The inner side of the annular groove (3) is connected to a plurality of slots (9) corresponding one to one with the limit blocks (82), and the plurality of limit blocks (82) can be respectively inserted into the corresponding slots (9).

6. The connecting device for connecting the aviation plug to the wire tube according to claim 5, characterized in that: One side of the connecting block (7) is connected to the protrusion (5) via a second spring. An inclined block (10) is fixed to the lower side of the limiting block (82). The inclined block (10) is located in the clearance groove. The bottom end of the inclined block (10) can be inserted into the gap between the connecting block (7) and the protrusion (5) so that the connecting block (7) slides in the slide groove.

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