Cable laying structure of electric connector

Abstract

The invention provides a cable laying structure of an electric connector, and belongs to the technical field of communication lead connection, specifically, two ends of a cable are respectively connected with a first electric connector and a second electric connector, the cable laying structure comprises a tail accessory and a connecting plate, the connecting plate is installed on external equipment, and the side surface of the connecting plate is attached to the external equipment. One end of the tail accessory is connected with the tail of the first electric connector, a protruding shell is arranged on the side face of the tail accessory, and after a cable passes through the threading hole, a plurality of branch lines are branched in communication grooves, communicated with the threading hole, in the back face of the connecting plate and then enter different wiring grooves. The branch lines in the plurality of wiring grooves converge in the other communication groove, penetrate through the second through hole and enter the protruding shell, the communication ends of the protruding shell and the tail accessory of the branch lines are bent towards one side of the tail accessory and then bent towards the tail electrically connected with the branch lines in the tail accessory, and then the branch lines extend to the first electric connector. According to the processing scheme, the occupied space of the cable is reduced, and the connection reliability of the cable is improved.

Description

Technical Field

[0001] The present application relates to the field of communication lead connection, and in particular to a cable laying structure of an electrical connector. Background Art

[0002] With the rapid development of oxygen systems, in order to ensure the space utilization of new oxygen regulators, the initial installation position of the communication lead on the pilot equipment connection plate cannot be on the same side as the oxygen supply hose. Therefore, a communication lead with a special laying path is needed to make up for the same-side binding and laying requirements. At the same time, it should also meet the requirements of beautiful and simple overall equipment structure, high reliability, and assembly in small spaces. At present, domestic communication leads are all laid on the surface of the connection plate, which has disadvantages such as simple appearance, occupying space in the seat cabin, and low reliability, which cannot meet the needs. Summary of the invention

[0003] In view of this, the present application provides a cable laying structure of an electrical connector, which solves the problems in the prior art, reduces the space occupied by cables and improves the reliability of cable connection.

[0004] The cable laying structure of an electrical connector provided in the present application adopts the following technical solution:

[0005] A cable laying structure of an electrical connector, the cable comprising an outer sheath and a plurality of branch lines located in the outer sheath, each branch line being wrapped with an insulating layer, two ends of the cable being respectively connected to a first electrical connector and a second electrical connector, the cable laying structure comprising a tail attachment and a connecting plate, the connecting plate being mounted on an external device, and a side surface of the connecting plate being attached to the external device, one end of the tail attachment being connected to the tail of the first electrical connector;

[0006] The tail accessory is closed at one end away from the tail of the first electrical connector, a protruding shell is provided on the side of the tail accessory, the protruding shell is opened at one end close to the tail of the electrical connector, and the end of the protruding shell away from the point connection tail is connected to the tail accessory;

[0007] One end of the connecting plate is used to install the first electrical connector and the tail accessory, one end of the connecting plate is provided with a first through hole for the plug-in end of the first electrical connector to pass through and a second through hole connected to the open end of the protruding housing, the other end of the connecting plate is provided with a threading hole for the cable to pass through, and the two side edges of the connecting plate on the side facing the external device are provided with a plurality of wiring grooves, the ends of the plurality of wiring grooves are connected through a connecting groove, the connecting groove at one end is connected to the second through hole, and the connecting groove at the other end is connected to the threading hole;

[0008] After the cable passes through the threading hole, multiple branch lines branch out in the connecting groove connected to the threading hole and then enter different routing grooves. The multiple branch lines in the routing grooves converge in another connecting groove and pass through the second through hole to enter the protruding shell. The connecting end of the branch line protruding shell and the tail accessory is bent toward one side of the tail accessory and then bent toward the electrically connected tail inside the tail accessory. The branch line then extends to the tail of the first electrical connector and is electrically connected to the first electrical connector.

[0009] Optionally, a guide sleeve is provided in the threading hole, and the cable passes through the guide sleeve and enters the connecting groove.

[0010] Optionally, the guide sleeve is threadedly connected to the inner wall of the threading hole.

[0011] Optionally, the guide sleeve includes a coaxial first sleeve section and a second sleeve section, the first sleeve section is arranged close to the connecting groove, the inner diameter of the second sleeve section is larger than the inner diameter of the first sleeve section, the inner diameter of the second sleeve section corresponds to the outer diameter of the outer sheath of the cable, and the inner diameter of the first sleeve section matches the outer diameter of the shielding layer of the cable.

[0012] Optionally, the first sleeve section and the shielding layer of the cable are bonded together as well as the second sleeve section and the outer sheath of the cable are bonded together by potting glue.

[0013] Optionally, a connection position between the cable and the second electrical connector is wrapped with an injection-molded structure, and the injection-molded structure wraps the outer periphery of the second electrical connector and a portion of the cable close to the rear of the second electrical connector.

[0014] Optionally, the second electrical connector at one end of the cable is used to connect to the driver's oxygen mask, and the first electrical connector at the other end of the cable is used to connect to the oxygen regulator, and the connecting plate is detachably fixed to the housing of the oxygen regulator.

[0015] In summary, this application includes the following beneficial technical effects:

[0016] The cable laying structure of the present application makes it possible for the cable branch lines to not be exposed in the field of vision and not to occupy external space, and has the advantages of small size, high aesthetics, high space utilization, resistance to pulling, and resistance to large-angle bending. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1This is a schematic diagram of the overall structure of the cable laying structure of the electrical connector of the present application;

[0019] Figure 2 This is a schematic diagram of the first electrical connection, tail attachment and wiring inside the raised housing of the present application;

[0020] Figure 3 This is a schematic diagram of the overall structure of the first electrical connection, tail attachment and raised housing of the present application;

[0021] Figure 4 A schematic diagram of the structure of the connection board of this application and a schematic diagram of the wiring on the connection board;

[0022] Figure 5 This is a schematic structural diagram of the guide sleeve of this application.

[0023] Explanation of the reference numerals: 1. cable; 11. first section of line; 12. second section of line; 13. outer covering skin; 14. shielding layer; 15. first electrical connector; 16. second electrical connector; 17. branch line; 2. connecting plate; 21. first through hole; 22. second through hole; 23. threading hole; 24. wiring groove; 25. connecting groove; 3. tail accessory; 31. raised shell; 4. guide sleeve; 41. first section of sleeve; 42. second section of sleeve; 43. potting glue; 5. injection molded structural part; 51. opening. DETAILED DESCRIPTION

[0024] The embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0025] The following describes the implementation methods of the present application through specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the contents disclosed in this specification. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. The present application can also be implemented or applied through other different specific implementation methods, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that, in the absence of conflict, the following embodiments and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work belong to the scope of protection of the present application.

[0026] It should be noted that various aspects of the embodiments within the scope of the appended claims are described below. It should be apparent that the aspects described herein can be embodied in a wide variety of forms, and any specific structure and / or function described herein is merely illustrative. Based on the present application, it should be understood by those skilled in the art that an aspect described herein can be implemented independently of any other aspect, and two or more of these aspects can be combined in various ways. For example, any number of aspects described herein can be used to implement the device and / or practice the method. In addition, other structures and / or functionalities other than one or more of the aspects described herein can be used to implement this device and / or practice this method.

[0027] It should also be noted that the illustrations provided in the following embodiments are only schematic illustrations of the basic concept of the present application. The illustrations only show the components related to the present application rather than being drawn according to the number, shape and size of the components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed at will, and the component layout may also be more complicated.

[0028] Additionally, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects described may be practiced without these specific details.

[0029] The embodiment of the present application provides a cable laying structure of an electrical connector. The cable 1 comprises an outer sheath 13 and a plurality of branch wires 17 located inside the outer sheath 13, and the outer periphery of each branch wire 17 is wrapped with an insulating layer.

[0030] like Figures 1 to 4 As shown, the cable laying structure includes a tail attachment 3 and a connecting plate 2, the connecting plate 2 is mounted on an external device, and the side of the connecting plate 2 is attached to the external device, the two ends of the cable 1 are respectively connected to the first electrical connector and the second electrical connector 16, and one end of the tail attachment 3 is connected to the tail of the first electrical connector 15. In the embodiment of the present application, the cable laying structure of the electrical connector is used for the oxygen adjustment system of the aircraft pilot, the second electrical connector 16 at one end of the cable 1 is used to connect to the pilot's oxygen mask, the first electrical connector 15 at the other end of the cable 1 is used to connect to the oxygen regulator, and the connecting plate 2 is detachably fixed to the housing of the oxygen regulator.

[0031] The tail accessory 3 is closed at one end away from the tail of the first electrical connector 15, and a protruding shell 31 is provided on the side of the tail accessory 3. The protruding shell 31 is opened at one end close to the tail of the electrical connector, and the end of the protruding shell 31 away from the point connection tail is connected to the tail accessory 3.

[0032] One end of the connecting plate 2 is used to install the first electrical connector 15 and the tail accessory 3, and the first electrical connector 15 and the tail accessory 3 are fixedly connected by screws. One end of the connecting plate 2 is provided with a first through hole 21 for the plug-in end of the first electrical connector 15 to pass through, and a second through hole 22 connected to the open end of the protruding shell 31. The other end of the connecting plate 2 is provided with a threading hole 23 for the cable 1 to pass through. The two side edges of the connecting plate 2 on the side facing the external device are provided with a plurality of wiring grooves 24, and the ends of the plurality of wiring grooves 24 are connected through a connecting groove 25. The connecting groove 25 at one end is connected to the second through hole 22, and the connecting groove 25 at the other end is connected to the threading hole 23, wherein the first through hole 21 and the second through hole 22 are connected.

[0033] After the cable 1 passes through the threading hole 23, multiple branch lines 17 branch out in the connecting groove 25 connected to the threading hole 23 and enter different routing grooves 24. Multiple branch lines 17 in the routing grooves 24 converge in another connecting groove 25 and pass through the second through hole 22 to enter the protruding housing 31. The connecting end of the branch line 17 protruding housing 31 and the tail attachment 3 is bent toward one side of the tail attachment 3 and then bent toward the tail of the electrical connection in the tail attachment 3. The branch line 17 then extends to the tail of the first electrical connector 15 and is electrically connected to the first electrical connector 15. The wiring of the cable 1 along the connection plate 2 is realized, and the requirement that the cable 1 can be fixed together with the oxygen supply hose is also realized.

[0034] The cable 1 arrangement of the present application makes full use of the space on both sides of the bottom of the connecting plate 2, and wiring grooves 24 adapted to the diameter of the wires are opened on both sides. The cable 1 of the present application is divided into a first section 11 and a second section 12 before wiring. The first section 11 and the first electrical connector 15 are pre-connected, and the second section 12 and the second electrical connector 16 are pre-connected. Then, the branch line 17 of the first section 11 and the branch line 17 of the second section 12 are welded and connected in the wiring groove 24, and the wire shielding layer 14 is overlapped and connected to achieve complete continuity of the electrical signal and shielding performance, and complete the path of the wire bundle to be laid close to the connecting plate 2. After the branch line 17 is laid, it is all encapsulated with epoxy glue in the wiring groove 24, which can greatly improve the reliability of wire termination, improve the aesthetics of the bottom of the equipment board, and reduce the wear rate of the wire.

[0035] like Figure 1 , Figure 4 and Figure 5 As shown, a guide sleeve 4 is provided in the threading hole 23, and the cable 1 passes through the guide sleeve 4 and enters the connecting groove 25. In the embodiment of the present application, the first section of the cable 11 passes through the guide sleeve 4. The guide sleeve 4 and the inner wall of the threading hole 23 are threadedly connected to achieve a stable connection between the guide sleeve 4 and the connecting plate 2, which can withstand a pulling force of at least 500N, meeting the daily pulling requirements of pilots.

[0036] like Figure 5 As shown, the guide sleeve 4 includes a coaxial first-section sleeve 41 and a second-section sleeve 42, the first-section sleeve 41 is arranged close to the connecting groove 25, the inner diameter of the second-section sleeve 42 is larger than the inner diameter of the first-section sleeve 41, the inner diameter of the second-section sleeve 42 corresponds to the outer diameter of the outer sheath 13 of the cable 1, and the inner diameter of the first-section sleeve 41 matches the outer diameter of the shielding layer 14 of the cable 1. The first-section sleeve 41 and the shielding layer 14 of the cable 1 and the second-section sleeve 42 and the outer sheath 13 of the cable 1 are bonded by potting glue 43, so as to realize a reliable connection between the cable 1 and the guide sleeve 4.

[0037] like Figure 1 As shown, the connection position between the cable 1 and the second electrical connector 16 is wrapped with an injection molded structure 5, and the injection molded structure 5 wraps the outer periphery of the second electrical connector 16 and the portion of the cable 1 near the tail of the second electrical connector 16. The exterior of the cable 1 and the second electrical connector 16 uses TPV material to design an exclusive injection molded structure 5 for the F series connector appearance. The F series connector is wrapped as a whole by the injection structure, which reduces external damage to the connector while improving tensile resistance. Four rows of 10 openings 51 are designed at the tail end of the injection molded structure 5, which can greatly improve the reliability of the cable 1 when bent at a large angle and meet the requirements of 10,000 times of 90° bending test at room temperature.

[0038] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A cable laying structure for an electrical connector, the cable (1) comprising an outer sheath (13) and a plurality of branch lines (17) located in the outer sheath (13), each branch line (17) being wrapped with an insulating layer, the two ends of the cable (1) being respectively connected to a first electrical connector and a second electrical connector (16), characterized in that: The cable laying structure comprises a tail attachment (3) and a connecting plate (2), wherein the connecting plate (2) is mounted on an external device, and a side surface of the connecting plate (2) is in contact with the external device, and one end of the tail attachment (3) is connected to the tail of a first electrical connector (15); The tail attachment (3) is closed at one end away from the tail of the first electrical connector (15), a protruding shell (31) is provided on the side of the tail attachment (3), the protruding shell (31) is opened at one end close to the tail of the electrical connector, and the protruding shell (31) is connected to the tail attachment (3) at one end away from the point connection tail; One end of the connecting plate (2) is used to install the first electrical connector (15) and the tail accessory (3); one end of the connecting plate (2) is provided with a first through hole (21) for the plug-in end of the first electrical connector (15) to pass through, and a second through hole (22) connected to the open end of the protruding shell (31); the other end of the connecting plate (2) is provided with a threading hole (23) for the cable (1) to pass through; the two side edges of the connecting plate (2) facing the external device are provided with a plurality of wiring grooves (24); the ends of the plurality of wiring grooves (24) are connected through a connecting groove (25); the connecting groove (25) at one end is connected to the second through hole (22), and the connecting groove (25) at the other end is connected to the threading hole (23); After the cable (1) passes through the threading hole (23), a plurality of branch lines (17) branch out in a connecting groove (25) connected to the threading hole (23) and enter different routing grooves (24); the branch lines (17) in the routing grooves (24) converge in another connecting groove (25), pass through the second through hole (22), and enter the protruding shell (31); the connecting end of the branch line (17) protruding shell (31) and the tail accessory (3) is bent toward one side of the tail accessory (3) and then bent toward the tail of the electrical connection in the tail accessory (3); the branch line (17) then extends to the tail of the first electrical connector (15) and is electrically connected to the first electrical connector (15).

2. The cable laying structure of the electrical connector according to claim 1, characterized in that: A guide sleeve (4) is provided in the threading hole (23), and the cable (1) passes through the guide sleeve (4) and enters the connecting groove (25).

3. The cable laying structure of the electrical connector according to claim 2, characterized in that: The guide sleeve (4) and the inner wall of the threading hole (23) are threadedly connected.

4. The cable laying structure of the electrical connector according to claim 3, characterized in that: The guide sleeve (4) comprises a coaxial first sleeve section (41) and a second sleeve section (42); the first sleeve section (41) is arranged close to the connecting groove (25); the inner diameter of the second sleeve section (42) is larger than the inner diameter of the first sleeve section (41); the inner diameter of the second sleeve section (42) corresponds to the outer diameter of the outer sheath (13) of the cable (1); and the inner diameter of the first sleeve section (41) matches the outer diameter of the shielding layer (14) of the cable (1).

5. The cable laying structure of the electrical connector according to claim 4, characterized in that: The first sleeve section (41) and the shielding layer (14) of the cable (1) as well as the second sleeve section (42) and the outer sheath (13) of the cable (1) are bonded together by potting glue (43).

6. The cable laying structure of the electrical connector according to claim 1, characterized in that: The connection position between the cable (1) and the second electrical connector (16) is wrapped with an injection-molded structural component (5), and the injection-molded structural component (5) wraps the outer periphery of the second electrical connector (16) and the portion of the cable (1) close to the rear end of the second electrical connector (16).

7. The cable laying structure of the electrical connector according to claim 6, characterized in that: The second electrical connector (16) at one end of the cable (1) is used to connect to the driver's oxygen mask, and the first electrical connector (15) at the other end of the cable (1) is used to connect to the oxygen regulator. The connecting plate (2) is detachably fixed to the housing of the oxygen regulator.

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