An angular floating circular integrated disconnect connector with anti-mis-mating structure

Abstract

This utility model discloses an angular floating circular integrated disconnect connector with an anti-mis-mating structure. The connector internally contains 2 differential contacts, 4 power contacts, and 28 low-frequency contacts, enabling simultaneous transmission of high-speed, power, and low-frequency signals. It features high integration, high density, shielding protection, rain protection, and floating within a certain angle and axial range. The mating surface has an anti-mis-mating structure. Internally, it includes a shell, flange, mounting plate, spring, washer, ring spring, sealing ring, cover plate, spring, and compression nut. The shell end face has a positioning keyway and a keyway, and the tail has an arc-shaped spherical surface, a guide post, and an axial square groove. The outer surface of the mounting plate has an annular groove for mounting and fixing the ring spring, achieving shielding. The washer and spring are positioned between the shell and the flange to ensure reliable contact during floating. The spring is mounted on the guide post at the tail of the shell and fixed and limited by the cover plate, achieving the angular floating function.

Description

Technical Field

[0001] This utility model relates to the field of connector technology, specifically to an angle-floating circular integrated disconnect connector with an anti-misinsertion structure. Background Technology

[0002] With the rapid development of aviation, communication, and electronic equipment, the utilization rate of internal space in complete systems is becoming increasingly higher while meeting usage requirements. Users select components that meet the requirements based on the limited space conditions in different locations within the complete system. This results in the need to install several or even dozens of components with different numbers of cores or different functions in the same complete system. Therefore, in order to meet the requirements of the complete system, it is necessary to develop a variety of components with different numbers of cores and different functions, which not only greatly increases the processing and mold costs, but also increases the user's budget costs. Summary of the Invention

[0003] To address the problems existing in the prior art, the present invention aims to propose an angle-floating circular integrated disconnect connector with an anti-mis-mating structure. This connector features high integration, shielding protection, rain protection, anti-mis-mating, and floating within a certain angle and axial range. It can simultaneously transmit multiple power signals and multiple low-frequency signals, as well as high-speed signals, meeting the diverse needs of various equipment. This product is applicable to space technology and weapon systems, and can meet the requirements of military communications, aerospace, and industrial applications.

[0004] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0005] A floating circular integrated disconnect connector with an anti-mis-mating structure includes a housing 11, a flange 12, a spring 13, a washer 14, a ring spring 15, a cover plate 18, a spring 19, a mounting plate 21, a 28-core stranded flexible pin low-frequency contact 22, a 2-core differential contact 23, a 4-core power contact 27, a locking pin 24, and a retaining ring 25. The housing 11 has multiple unevenly distributed positioning keyways 11-1 on its front side to prevent mis-mating. The rear end face of the housing 11 has two axial square grooves 11-3, with positioning guide posts 11-4 on both sides of the axial square grooves 11-3. The mounting plate 21 is disposed inside the housing 11 and is used to fix the 28-core stranded flexible pin low-frequency contact 22, the 2-core differential contact 23, and the 4-core power contact 27. A mounting ring is mounted on the outer surface of the mounting plate 21. Spring 15; The 28-core stranded flexible pin low-frequency contact 22 is evenly distributed circumferentially inside the mounting plate 21 and positioned by various holes in the mounting plate 21; 2-core differential contact 23 and 4-core power contact 27 are symmetrically distributed in the mounting plate 21 and positioned by various holes in the mounting plate 21; A spring 13 is provided between the flange 12 and the gasket 14 to ensure effective contact; The cover plate 18 is provided with a cover plate positioning groove 18-1 and a positioning countersunk hole 18-2. One end of the spring 19 is sleeved on the positioning guide post 11-4, and the other end of the spring 19 is inserted into the positioning countersunk hole 18-2. The assembly is fixed in the flange 12 by the retaining ring 25 to achieve axial fixation of the product. The preload length of the spring 19 is controlled by the depth of the positioning countersunk hole 18-2 to achieve the angle floating function of the product.

[0006] The tail end face of the outer shell 11 is symmetrically provided with two axial square grooves 11-3, and positioning guide posts 11-4 are provided on both sides of the axial square grooves 11-3, for a total of four positioning guide posts 11-4; the outer surface of the mounting plate 21 is provided with an annular groove 21-1 for mounting the ring spring 15, and the tail is provided with a milled flat 21-3 to prevent the rotation of the 2-core differential contact 23. A protruding key 21-2 is provided on the largest outer circle to cooperate with the inside of the outer shell 11 to prevent the mounting plate 21 from rotating.

[0007] The outer shell of the 2-core differential contact 23 is provided with a potting hole 23-1 and a positioning groove 23-3. After the internal contact 23-2 is fixed to the insulator and the outer shell with potting glue, it is installed into the mounting plate 21 and positioned and fixed by the anti-rotation milling flat 23-4 to ensure the consistency of the position of the internal contact.

[0008] A sealing groove 11-5 is provided in the middle of the outer shell 11. The sealing groove 11-5 is equipped with a sealing ring 16. When the connector is inserted, the sealing ring 16 is deformed by compression, which ensures the sealing of the insertion interface. The irregular sealing ring 17 is placed at the tail of the connector. The mounting plate 21, the 28-core stranded flexible pin low-frequency contact 22, the 4-core power contact 27 and the 2-core differential contact 23 are sealed inside the outer shell 11 by the clamping nut 20. After the 28-core stranded flexible pin low-frequency contact 22, the 4-core power contact 27 and the 2-core differential contact 23 are connected to the wires, they are potted with sealant 26 to form a double seal protection to ensure the normal use of the product in a humid environment.

[0009] The outer surface of the tail of the housing 11 is provided with a housing arc spherical surface 11-2, and the inner side of the gasket 14 is provided with a gasket arc spherical surface 14-1 that mates with the housing arc spherical surface 11-2 on the outer surface of the housing 11. A locking groove 12-1 is provided on the flange 12, and the gasket 14 and the spring 13 are fixed between the housing 11 and the flange 12 by the locking pin 24, so as to ensure effective contact of the connector and also ensure axial floating of the connector.

[0010] The outer surface of the ring spring 15 is designed as a waist drum shape 15-1, with one end bent at 90° 15-2, and is installed in the annular groove 21-1 of the mounting plate 21. The 90° bend 15-2 of the ring spring 15 is used for fixing the connector and shielding the end face contact. The waist drum shape 15-1 structure can achieve 360° contact, realizing the shielding and anti-interference of the product.

[0011] The 28-core stranded flexible pin low-frequency contact 22 adopts a multi-point contact flexible contact.

[0012] The spring 19 is designed with different preload lengths.

[0013] Compared with the prior art, this utility model has the following advantages:

[0014] 1) This utility model contains multiple types of transmission contacts, which can simultaneously transmit power signals, differential signals, and low-frequency signals, achieving multi-functional signal transmission with high integration; thus meeting the system's requirements for multi-functionality.

[0015] 2) The 28-core stranded flexible pin low-frequency contact adopts a multi-point contact flexible contact, which makes insertion and removal smooth and reliable, meeting the requirements of reliability and easy insertion and removal.

[0016] 3) This utility model is designed with springs of different preload lengths, so they can float within a certain angle and axial range, which improves the assemblability and engagement effectiveness of the product.

[0017] 4) A new type of shielding design using a waist drum-shaped ring spring is adopted, which improves the electromagnetic shielding of the product.

[0018] 5) The dual sealing structure of sealing ring and potting improves the product's environmental adaptability. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the connector structure in one embodiment of the present invention;

[0020] Figure 2a and Figure 2b These are schematic diagrams of the outer shell at different angles in one embodiment of the present invention;

[0021] Figure 3 This is a schematic diagram of the flange structure in one embodiment of the present invention;

[0022] Figure 4 This is a schematic diagram of the gasket structure in one embodiment of the present invention;

[0023] Figure 5 This is a schematic diagram of the ring spring in one embodiment of the present invention;

[0024] Figure 6 This is a schematic diagram of the cover plate in one embodiment of the present invention;

[0025] Figure 7 This is a schematic diagram of the mounting plate in one embodiment of the present invention;

[0026] Figure 8 This is a schematic diagram of the structure of a two-core differential contact in one embodiment of the present invention;

[0027] Figure 9 This is a schematic diagram of the structure of a 4-core power contact in one embodiment of the present invention.

[0028] Among them, 11-shell, 12-flange, 13-spring, 14-washer, 15-ring spring, 16-sealing ring, 17-irregular sealing ring, 18-cover plate, 19-spring, 20-compression nut, 21-mounting plate, 22-28-core stranded flexible pin low-frequency contact, 23-2-core differential contact, 24-pin, 25-ring, 26-sealant, 27-4-core power contact, 11-1-locating keyway, 11-2-shell arc spherical surface. 11-3 – Axial square groove, 11-4 – Guide post, 11-5 – Sealing groove, 12-1 – Pin groove, 14-1 – Washer arc spherical surface, 15-1 – Waist drum shape, 15-2 – 90° bend, 18-1 – Cover plate positioning groove, 18-2 – Positioning countersunk hole, 21-1 – Annular groove, 21-2 – Protruding key, 21-3 – Anti-rotation milling flat, 23-1 – Filling hole, 23-2 – Internal contact element, 23-3 – Positioning groove, 23-4 – Anti-rotation milling flat. Detailed Implementation

[0029] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0030] like Figure 1 As shown, this utility model provides an angular floating circular integrated disconnect connector with an anti-misinsertion structure, including a housing 11, a flange 12, a spring 13, a washer 14, a ring spring 15, a sealing ring 16, a shaped sealing ring 17, a cover plate 18, a spring 19, a clamping nut 20, a mounting plate 21, a 28-core stranded flexible pin low-frequency contact 22, a 2-core differential contact 23, a 4-core power contact 27, a retaining pin 24 for fixing the housing and flange and achieving axial floating, a retaining ring 25 for axial fixation, a sealant 26, and the 4-core power contact 27. The 28-core stranded flexible pin low-frequency contact 22 is evenly distributed circumferentially inside the mounting plate 21 and positioned by various holes in the mounting plate 21; the 2-core differential contact 23 and the 4-core power contact 27 are symmetrically distributed in a cross shape within the mounting plate 21 and positioned by various holes in the mounting plate 21.

[0031] like Figure 8 As shown, the outer shell of the 2-core differential contact 23 is provided with a potting hole 23-1 and a positioning groove 23-3. After the internal contact 23-2 is fixed to the insulator and the outer shell with potting glue, it is installed into the mounting plate 21 and positioned and fixed by the anti-rotation milling flat 23-4 to ensure the consistency of the position of the internal contact.

[0032] like Figure 2a and Figure 2b As shown, the front of the outer casing 11 has five unevenly distributed positioning keyways 11-1, the outer surface of the tail has an arc spherical surface 11-2, the tail end face has two axial square grooves 11-3, and four positioning guide posts 11-4 are provided on both sides of the axial square grooves 11-3. The mounting plate 21 is provided inside the outer casing 11 and is used to fix the 28-core stranded flexible pin low-frequency contact 22, the 2-core differential contact 23, and the 4-core power contact 27. The outer surface of the mounting plate 21 has an annular groove 21-1 for installing the ring spring 15, and the tail has a milled flat 21-3 to prevent the rotation of the 2-core differential contact. A protruding key 21-2 is provided on the largest outer circle, which cooperates with the inside of the outer casing 11 to prevent the mounting plate 21 from rotating.

[0033] A sealing groove 11-5 is provided in the middle of the outer shell 11. The sealing groove 11-5 is equipped with a sealing ring 16. When the connector is inserted, the sealing ring 16 is deformed by compression, which ensures the sealing of the insertion interface. The irregular sealing ring 17 is placed at the tail of the connector. The mounting plate 21, the 28-core stranded flexible pin low-frequency contact 22, the 4-core power contact 27 and the 2-core differential contact 23 are sealed inside the outer shell 11 by the clamping nut 20. After the 28-core stranded flexible pin low-frequency contact 22, the 4-core power contact 27 and the 2-core differential contact 23 are connected to the wires, they are potted with sealant 26 to form a double seal protection to ensure the normal use of the product in a humid environment.

[0034] The front of the outer casing 11 has five unevenly distributed positioning keyways 11-1 to prevent misinsertion of the product.

[0035] like Figure 2b and Figure 4 As shown, the outer surface of the tail of the outer casing 11 is provided with an arcuate spherical surface 11-2, and the inner side of the gasket 14 is provided with an arcuate spherical surface 14-1 that mates with the arcuate spherical surface 11-2 on the outer surface of the outer casing 11. A spring 13 is provided between the flange 12 and the gasket 14 to ensure effective contact of the product. Figure 3 As shown, a locking pin hole 12-1 is provided on the flange 12, and the washer 14 and the spring 13 are fixed between the housing 11 and the flange 12 by the locking pin 24, which can ensure the effective contact of the connector and also ensure the axial floating of the connector.

[0036] like Figure 2a and Figure 6 As shown, the tail end face of the outer shell 11 is provided with two axial square grooves 11-3, and four positioning guide posts 11-4 are provided on both sides of the axial square grooves 11-3. The cover plate 18 is provided with a cover plate positioning groove 18-1 and a positioning countersunk hole 18-2. One side of the spring 19 is fitted onto the positioning guide post 11-4, and the other end of the spring 19 is inserted into the positioning countersunk hole 18-2. The assembly is fixed inside by the retaining ring 25 to achieve axial fixation of the product. The preload length of the spring 19 is controlled by the depth of the positioning countersunk hole 18-2 to achieve the angle floating function of the product.

[0037] like Figure 5 As shown, the outer surface of the ring spring 15 is designed as a waist drum shape 15-1, with one end bent at 90° 15-2, and is installed in the annular groove 21-1 of the mounting plate 21. The 90° bend 15-2 of the ring spring 15 is used for fixing the connector and shielding the end face contact. The waist drum shape 15-1 structure can achieve 360° contact, realizing the shielding and anti-interference of the product.

[0038] The 28-core stranded flexible pin low-frequency contact 22 adopts a multi-point contact flexible contact, which makes insertion and removal smooth and reliable, meeting the requirements of reliability and easy insertion and removal.

[0039] like Figure 9 As shown, the 4-core power contact 27 adopts a slotted elastic socket contact, and the barb structure designed on the outer circular surface meets the product's fixation requirements.

[0040] The beneficial effects of the above technical solution are as follows: This product features high integration, multiple functions, high reliability, anti-misinsertion, and convenient installation. It can realize multi-functional transmission of power, differential, and low-frequency signals, meeting the requirements of system multi-functionality, high speed, and integration.

[0041] Those skilled in the art should understand that the above embodiments are merely for clearly illustrating the present invention and are not intended to limit the scope of the present invention. Those skilled in the art can make other changes or modifications based on the above disclosure, and these changes or modifications still fall within the scope of the present invention.

Claims

1. A corner-floating circular integrated disconnect connector with an anti-mis-mating structure, characterized in that: The product includes a housing (11), flange (12), spring (13), washer (14), ring spring (15), cover plate (18), spring (19), mounting plate (21), 28-core stranded flexible pin low-frequency contact (22), 2-core differential contact (23), 4-core power contact (27), locking pin (24), and retaining ring (25). The housing (11) has multiple unevenly distributed positioning keyways (11-1) on its front side to prevent mis-insertion. The rear end face of the housing (11) has two axial square grooves (11-3), and positioning guide posts (11-4) are provided on both sides of the axial square grooves (11-3). The mounting plate (21) is located inside the housing (11) and is used to fix the 28-core stranded flexible pin low-frequency contact (22), 2-core differential contact (23), and 4-core power contact (27). A ring spring (15) is mounted on the outer surface of the mounting plate (21). The 8-core stranded flexible pin low-frequency contact (22) is evenly distributed around the inside of the mounting plate (21) and is positioned by the holes of the mounting plate (21); the 2-core differential contact (23) and the 4-core power contact (27) are symmetrically distributed in the mounting plate (21) and are positioned by the holes of the mounting plate (21); a spring (13) is provided between the flange (12) and the gasket (14) to ensure effective contact; the cover plate (18) is provided with a cover plate positioning groove (18-1) and a positioning countersunk hole (18-2). One end of the spring (19) is fitted onto the positioning guide post (11-4), and the other end of the spring (19) is inserted into the positioning countersunk hole (18-2). The assembly is fixed to the flange (12) by the snap ring (25) to achieve axial fixation of the product. The preload length of the spring (19) is controlled by the depth of the positioning countersunk hole (18-2) to achieve the angle floating function of the product.

2. The angular floating circular integrated disconnector with an anti-misinsertion structure according to claim 1, characterized in that: The tail end face of the outer shell (11) is symmetrically provided with two axial square grooves (11-3), and positioning guide posts (11-4) are provided on both sides of the axial square grooves (11-3), for a total of four positioning guide posts (11-4); the outer surface of the mounting plate (21) is provided with an annular groove (21-1) for installing the ring spring (15), and the tail is provided with a milled flat (21-3) to prevent the rotation of the 2-core differential contact (23). A convex key (21-2) is provided on the largest outer circle to cooperate with the inside of the outer shell (11) to prevent the mounting plate (21) from rotating.

3. The angular floating circular integrated disconnector with an anti-misinsertion structure according to claim 1, characterized in that: The outer shell of the 2-core differential contact (23) is provided with a potting hole (23-1) and a positioning groove (23-3). After the internal contact (23-2) is fixed to the insulator and the outer shell with potting glue, it is installed into the mounting plate (21) and positioned and fixed by anti-rotation milling flat (23-4) to ensure the consistency of the position of the internal contact.

4. The angular floating circular integrated disconnector with an anti-mis-mating structure according to claim 1, characterized in that: A sealing groove (11-5) is provided in the middle of the outer shell (11). The sealing groove (11-5) is equipped with a sealing ring (16). When the connector is inserted, the sealing ring (16) is deformed by compression, which ensures the sealing of the insertion interface. The irregular sealing ring (17) is placed at the tail of the connector and the mounting plate (21), the 28-core stranded flexible pin low-frequency contact (22), the 4-core power contact (27) and the 2-core differential contact (23) are sealed inside the outer shell (11) by the clamping nut (20). After the 28-core stranded flexible pin low-frequency contact (22), the 4-core power contact (27) and the 2-core differential contact (23) are connected to the wires, they are potted with sealant (26) to form a double sealing protection to ensure the normal use of the product in a humid environment.

5. The angular floating circular integrated disconnector with an anti-misinsertion structure according to claim 1, characterized in that: The outer surface of the tail of the outer shell (11) is provided with an outer shell arc spherical surface (11-2), and the inner side of the gasket (14) is provided with a gasket arc spherical surface (14-1) which matches the outer shell arc spherical surface (11-2) on the outer surface of the outer shell (11). A locking groove (12-1) is provided on the flange (12), and the gasket (14) and the spring (13) are fixed between the outer shell (11) and the flange (12) by the locking pin (24), so as to ensure effective contact of the connector and also ensure axial floating of the connector.

6. The angular floating circular integrated disconnector with an anti-misinsertion structure according to claim 1, characterized in that: The outer surface of the ring spring (15) is designed as a waist drum shape (15-1), with one end bent at 90° (15-2), and is installed in the annular groove (21-1) of the mounting plate (21). The 90° bend (15-2) of the ring spring (15) is used for fixing the connector and shielding the end face. The waist drum shape (15-1) structure can achieve 360° contact, realizing the shielding and anti-interference of the product.

7. The angular floating circular integrated disconnector with an anti-misinsertion structure according to claim 1, characterized in that: The 28-core stranded flexible pin low-frequency contact (22) adopts a multi-point contact flexible contact.

8. The angular floating circular integrated disconnector with an anti-mis-mating structure according to claim 1, characterized in that: The spring (19) is designed with different preload lengths.

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