CN209896404U

CN209896404U - Vibration-resistant environment adapter cable

Info

Publication number: CN209896404U
Application number: CN201920858788.8U
Authority: CN
Inventors: 张娜; 任庆吉; 刘玺伟; 房馨
Original assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Current assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-01-03
Anticipated expiration: 2029-06-10

Abstract

The utility model relates to a switching cable technical field, concretely relates to vibration-resistant environment switching cable, including first electric connector, second electric connector, stranding, switching nut, tail nut and steel ribbon, the both ends of stranding respectively with first electric connector and second electric connector electric connection, switching nut one end and first electric connector threaded connection, the other end tie up through two steel ribbons and make partial stranding rather than closely laminating, tail nut one end and second electric connector threaded connection to adopt laser welding to fix the two in the junction behind threaded connection, the tail nut ties up through two steel ribbons and makes partial stranding rather than closely laminating.

Description

Vibration-resistant environment adapter cable

Technical Field

The utility model relates to a switching cable technical field, concretely relates to vibration-resistant environment switching cable.

Background

The utility model relates to a transfer cable is the transfer cable who installs on civil aircraft engine, and this kind of transfer cable's function is to be connected the sensor of installing on the engine with electrical system to carry out the transmission of signal of telecommunication. Because of the need to be assembled to the engine, the patch cable needs to have reliable connection performance and good temperature resistance, and also have excellent vibration environment resistance. Therefore, a patch cable with excellent vibration resistance is urgently needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a connect reliable, resistant vibrating environment's adapter cable.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a resistant vibration environment adapter cable, includes first electric connector, second electric connector, stranding, adapter nut, tail nut and steel ribbon, the both ends of stranding respectively with first electric connector and second electric connector electric connection, adapter nut one end and first electric connector threaded connection, the other end ties up through two steel ribbons and makes partial stranding rather than closely laminating, tail nut one end and second electric connector threaded connection to adopt laser welding to fix the two in the junction behind threaded connection, tail nut ties up through two steel ribbons and makes partial stranding rather than closely laminating.

As preferred, first electric connector is the crimping with the wiring department of stranding, and the wiring department is located inside the switching nut, the switching nut includes head segment and back end, head segment and first electric connector threaded connection, the back end main part is hollow cylinder, including the cross section for the first fastening section of semi-annular and the first protection section of global closed, two steel ribbons set up respectively in first fastening section and first protection section, the partial outer shielding layer of stranding is fixed on the outer peripheral face of back end by the steel ribbon.

Preferably, the second electric connector is the crimping with the wiring department of stranding, and the wiring department is located inside the tail nut, the tail nut includes head segment and end, head segment and second electric connector threaded connection, the end main part is hollow cylinder, protects the section including the second section that the cross-section is semi-annular second fastening section and global closed second section, and two steel ribbons set up respectively in second fastening section and second protection section, the partial outer shielding layer of stranding is fixed on the outer peripheral face of end by the steel ribbon.

Preferably, the cabled outer shielding layer is a stainless steel braided sleeve.

Preferably, the first electrical connector is of the type ZH837234K0803 PNV.

Preferably, the second electrical connector is of the type GRT9-2 JKZQ.

Use the utility model discloses a beneficial effect is:

(1) the second electric connector end and the tail nut are in double anti-loosening protection of threaded connection and laser welding, the main connection effect is in threaded connection, the connection mode is more reliable, the laser welding is independently used, an argon arc welding process is omitted, the influence of overhigh temperature during argon arc welding on an internal lead can be effectively avoided, the connection reliability of the transit cable in a vibration-resistant environment is ensured, and meanwhile, the transit cable is high in vibration resistance and temperature-resistant grade;

(2) the outer shielding layer and the wire core of the cable are respectively bound and fastened with the transfer nut and the tail nut by using two steel binding belts, so that the transfer cable in the vibration-resistant environment is shielded and connected with a shell and protected by stress, the binding strength of the steel binding belts is high, the service performance of the cable is ensured, and meanwhile, the anti-vibration capability of the cable is improved.

Drawings

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

FIG. 2 is a schematic view of the adapting nut of the present invention;

FIG. 3 is a schematic view of the assembly between the tail nut, cabling and steel tie of the present invention;

the reference numerals include:

100-first electrical connector, 200-second electrical connector, 300-cabling, 310-outer shield, 400-transition nut, 410-head section, 420-tail section, 421-first protection section, 422-first fastening section, 500-tail nut, 510-head section, 520-tail section, 521-second protection section, 522-second fastening section, 600-steel cable tie.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 3, a vibration-resistant environment adapter cable includes a first electrical connector 100, a second electrical connector 200, a cabling 300, an adapter nut 400, a tail nut 500, and a steel cable tie 600, wherein two ends of the cabling 300 are electrically connected to the first electrical connector 100 and the second electrical connector 200 respectively, one end of the adapter nut 400 is connected to the first electrical connector 100 by a screw, the other end of the adapter nut is tied up by two steel cable ties 600 to make a part of the cabling 300 closely contact with the second electrical connector 200, one end of the tail nut 500 is connected to the second electrical connector 200 by a screw, and after the screw connection is performed, the two connectors are fixed by laser welding, the welding is located in a gap between two end surfaces of the tail nut 500 and the second electrical connector 200, the main connection of the tail nut 500 is the screw connection, the connection is more reliable, and the laser welding is only used to cancel the argon arc welding process, thereby avoiding the influence of the internal conductor caused by the overhigh temperature during the argon arc welding, tail nut 500 is tied together with two steel ties 600 to make part of cabling 300 fit snugly thereto. The left end and the right end of the adapting nut 400 and the tail nut 500 are sleeved with the cable 300 in a penetrating way, the outer shielding layer 310 at the butt joint position of the cable 300, the connecting nut 400 and the tail nut 500 is stripped from the inner conducting wire of the cable 300, the conducting wire of the cable 300 is arranged in the cavity of the adapting nut 400 and the tail nut 500, the outer shielding layer 310 is wrapped on partial outer ring surfaces of the adapting nut 400 and the tail nut 500, the outer ring surfaces of the tail section 420 of the adapting nut 400 and the tail section 520 of the tail nut 500 are provided with grains for increasing the friction coefficient of the outer shielding layer 310, the grains are matched with the steel cable tie 600 for use, the binding strength of the steel cable tie 600 is high, the outer shielding layer 310 is enabled not to be separated from the position of the steel cable tie 600, and the effects of shielding connection and stress.

The connection position of the first electrical connector 100 and the cabling 300 is in compression joint, the connection position is located inside the adapting nut 400, the adapting nut 400 comprises a head section 410 and a tail section 420, the head section 410 is in threaded connection with the first electrical connector 100, the body of the tail section 420 is a hollow cylinder and comprises a first fastening section 422 with a semi-annular cross section and a first protection section 421 with a closed peripheral surface, two steel ties 600 are respectively arranged on the first fastening section 422 and the first protection section 421, part of the outer shielding layer 310 of the cabling 300 is fixed on the outer peripheral surface of the tail section 420 by the steel ties 600, the steel ties 600 arranged on the first protection section 421 bind the outer shielding layer 310 and the adapting nut 400 together, because the first fastening section 422 is a hollow semi-cylindrical structure, the steel ties 600 arranged on the first fastening section 422 extrude the conducting wires of the cabling 300 at the moment, the steel ties 600 fix the relative positions of the conducting wires and the first fastening section 422, meanwhile, the internal wires are bundled together, and the arrangement of the structure can prevent the wires at the crimping position of the cabling 300 and the first electric connector 100 from being stressed, so that the stress protection can be performed on the internal wires while the good shielding performance is ensured.

The second electrical connector 200 is in compression joint with the wiring position of the cabling 300, the wiring position is located inside the tail nut 500, the tail nut 500 comprises a head section 510 and a tail section 520, the head section 510 is in threaded connection with the second electrical connector 200, the body of the tail section 520 is a hollow cylinder and comprises a second fastening section 522 with a semi-annular cross section and a second section protection section 521 with a closed peripheral surface, two steel ties 600 are respectively arranged on the second fastening section 521 and the second protection section 522, part of the outer shielding layer 310 of the cabling 300 is fixed on the outer peripheral surface of the tail section 520 through the steel ties 600, the steel ties 600 arranged on the second protection section 521 bind the outer shielding layer 310 and the tail nut 500 together, because the second fastening section is of a hollow semi-cylindrical structure, the steel ties 600 arranged on the second fastening section 522 extrude the conducting wires of the cabling 300 at the moment, the steel ties 600 fix the relative positions of the conducting wires and the second fastening section 522, and the internal conducting wires are bound together, the arrangement of the structure can prevent the stress of the wires at the crimping position of the cabling 300 and the second electric connector 200, and can protect the stress of the internal wires while ensuring good shielding performance.

The outer shielding layer 310 of the cable 300 is a stainless steel braided sleeve, and the stainless steel braided sleeve is used as the outer shielding layer 310, so that the cable has good shielding performance, high temperature resistance and good vibration environment resistance.

The first electrical connector 100 is of the type ZH837234K0803 PNV.

The second electrical connector 200 is model GRT9-2 JKZQ.

The above description is only a preferred embodiment of the present invention, and many changes can be made in the detailed description and the application scope according to the idea of the present invention for those skilled in the art, which all belong to the protection scope of the present invention as long as the changes do not depart from the concept of the present invention.

Claims

1. A vibration-resistant environment adapter cable is characterized in that: including first electric connector, second electric connector, stranding, switching nut, tail nut and steel ribbon, the both ends of stranding respectively with first electric connector and second electric connector electric connection, switching nut one end and first electric connector threaded connection, the other end is tied up through two steel ribbons and is made partial stranding rather than closely laminating, tail nut one end and second electric connector threaded connection to adopt laser welding to fix the two in the junction behind threaded connection, tail nut ties up through two steel ribbons and makes partial stranding rather than closely laminating.

2. The vibration-tolerant environment patch cable of claim 1, wherein: first electric connector is the crimping with the wiring department of stranding, and the wiring department is located inside the switching nut, the switching nut includes headpiece and back end, headpiece and first electric connector threaded connection, the back end main part is hollow cylinder, is first fastening section of semi-annular and global closed first protection section including the cross section, and two steel ribbons set up respectively in first fastening section and first protection section, the partial outer shielding layer of stranding is fixed on the outer peripheral face of back end by the steel ribbon.

3. The vibration-tolerant environment patch cable of claim 1, wherein: the second electric connector is the crimping with the wiring department of stranding, and the wiring department is located inside the tail nut, the tail nut includes head segment and end, head segment and second electric connector threaded connection, the end main part is hollow cylinder, including the cross-section for semi-annular's second fastening section and global closed second section protection section, two steel ribbons set up respectively in second fastening section and second protection section, the partial outer shielding layer of stranding is fixed on the outer peripheral face of end by the steel ribbon.

4. The vibration tolerant environment patch cable of any one of claims 1-3, wherein: the outer shielding layer of the cable is a stainless steel braided sleeve.

5. The vibration tolerant environment patch cable of claim 1 or 2, wherein: the first electrical connector is of the type ZH837234K0803 PNV.

6. The vibration tolerant environment patch cable of claim 1 or 3, wherein: the model of the second electric connector is GRT9-2 JKZQ.