High-power cluster connector structure

Abstract

The utility model discloses a high-power cluster connector structure, which comprises a shell in which a cavity is formed; one end of the first outer conductor extends into the cavity, and a first guide opening is formed in one end of the first outer conductor in the axial direction; one end of the second outer conductor extends into the cavity; the first insulating medium is arranged in the first outer conductor; the first inner conductor is arranged in the first insulating medium; the second insulating medium is arranged in the second outer conductor; and the second inner conductor is arranged in the second insulating medium, one end of the second inner conductor is provided with a second guide port along the axial direction, and the first protruding part extends into the second guide port. Through the application of the high-power radio-frequency coaxial cable, the creepage distance of the inner conductor and the outer conductor at a medium contact gap is increased, and the medium voltage resistance of a product is increased, so that the power resistance of the product is improved, and the transmission of high-power radio-frequency signals can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of microwave communications, in particular to a high-power cluster connector structure. Background Art

[0002] A cluster connector is a special connector used to connect multiple RF cables. It integrates multiple cables for centralized connection and management.

[0003] In the existing technology, the structure of the cluster connector is easily damaged during the mating process due to insufficient protection of the inner conductor, thereby affecting the power of the cluster connector; at the same time, the creepage distance between the inner and outer conductors in the mating interface of the cluster connector is small, which makes it easy to cause voltage breakdown, thereby reducing the power resistance of the product. Utility Model Content

[0004] In view of this, in order to solve the above problems, the purpose of the present invention is to provide a high-power cluster connector structure, including:

[0005] a housing, wherein a cavity is formed in the housing;

[0006] a first outer conductor, one end of which extends into the cavity and is provided with a first guide opening along the axial direction at one end of the first outer conductor;

[0007] a second outer conductor, one end of the second outer conductor being arranged in the cavity, and one end of the second outer conductor being arranged in the first guide opening;

[0008] a first insulating medium disposed within the first outer conductor;

[0009] A first inner conductor is disposed in the first insulating medium, and one end of the first inner conductor is provided with a first protrusion protruding outward in the axial direction;

[0010] a second insulating medium disposed within the second outer conductor;

[0011] The second inner conductor is arranged in the second insulating medium. A second guide opening is axially provided at one end of the second inner conductor. The first protrusion is extended into the second guide opening.

[0012] In another preferred embodiment, one end of the first outer conductor is axially extended to form an annular portion, and the first guide opening is formed on the inner side of the annular portion.

[0013] In another preferred embodiment, one end of the second outer conductor extends axially to form at least one first contact component, the first contact component extends into the first guide opening, and the outer side of the first contact component contacts the inner wall of the first guide opening.

[0014] In another preferred embodiment, the first contact assembly includes: at least two first contact members, one end of each of the two first contact members is connected to the second outer conductor, and a protrusion is formed on the outer side of the other end of each of the two first contact members, the protrusion extending radially outward along the second outer conductor, and the protrusion abuts against the inner wall of the first guide opening.

[0015] In another preferred embodiment, the first guide opening has a first annular inclined surface along one end close to the second outer conductor.

[0016] In another preferred embodiment, one end of the first insulating medium extends axially to form a second protrusion, and one end of the second insulating medium is provided with a stepped hole axially, the stepped hole includes a large inner diameter portion and a small inner diameter portion, the second protrusion extends into the large inner diameter portion, and the first protrusion extends into the small inner diameter portion.

[0017] In another preferred embodiment, one end of the second inner conductor protrudes axially to form a second contact assembly, the second contact assembly extends into the small inner diameter portion, and the first protrusion extends into the second contact assembly.

[0018] In another preferred embodiment, the second contact assembly includes: at least two second contact pieces, each second contact piece being in contact with the first protrusion along the radial inner side of the second inner conductor.

[0019] Due to the adoption of the above technical solution, the present invention has the following positive effects compared with the prior art:

[0020] Through the application of the utility model, a high-power cluster connector structure is provided, which increases the creepage distance of the inner and outer conductors at the dielectric contact gap, increases the dielectric withstand voltage of the product, thereby improving the power withstand capability of the product and realizing the transmission of high-power radio frequency signals. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a cross-sectional view of a high-power cluster connector structure of the present utility model.

[0022] In the attached figure:

[0023] 100, first outer conductor; 110, first guide port; 120, annular portion; 200, second outer conductor; 210, first contact piece; 300, first insulating medium; 310, second protrusion; 400, second insulating medium; 410, stepped hole; 500, first inner conductor; 510, first protrusion; 600, second inner conductor; 610, second guide port; 611, second contact piece; 700, housing. DETAILED DESCRIPTION

[0024] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0025] In the description of the present invention, it should be understood that the directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "inside", "outside", "front", "back", "horizontal", and "vertical" are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or component referred to must have a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0026] It should be noted that the terms “horizontal” and “vertical” in the present invention are used to describe a rough positional relationship, rather than a strict “horizontal plane” or “vertical plane”.

[0027] like Figure 1 As shown, a high-power cluster connector structure of a preferred embodiment is shown, comprising: a housing 700, wherein a cavity is formed in the housing 700; a first outer conductor 100, wherein one end of the first outer conductor 100 is extended into the cavity and arranged, and a first guide opening 110 is opened axially at one end of the first outer conductor 100; a second outer conductor 200, wherein one end of the second outer conductor 200 is extended into the cavity and arranged, and one end of the second outer conductor 200 is extended into the first guide opening 110; a first insulating medium 300, wherein the first insulating medium 300 is arranged on the first outer conductor 100; a first inner conductor 500, the first inner conductor 500 is disposed in the first insulating medium 300, and one end of the first inner conductor 500 is formed with a first protrusion 510 protruding outward along the axial direction; a second insulating medium 400, the second insulating medium 400 is disposed in the second outer conductor 200; a second inner conductor 600, the second inner conductor 600 is disposed in the second insulating medium 400, and one end of the second inner conductor 600 is provided with a second guide opening 610 along the axial direction, and the first protrusion 510 is extended into the second guide opening 610.

[0028] Furthermore, as a preferred embodiment, an annular portion 120 is formed at one end of the first outer conductor 100 extending along the axial direction, and a first guide opening 110 is formed inside the annular portion 120 .

[0029] Furthermore, as a preferred embodiment, one end of the second outer conductor 200 extends axially to form at least one first contact component, which extends into the first guide opening 110 and contacts the inner wall of the first guide opening 110 with its outer side.

[0030] Furthermore, as a preferred embodiment, the first contact assembly includes: at least two first contact members 210, one end of each of the two first contact members 210 is connected to the second outer conductor 200, and a protrusion is formed on the outer side of the other end of each of the two first contact members 210, and the protrusion extends radially outward along the second outer conductor 200, and the protrusion is against the inner wall of the first guide port 110.

[0031] Furthermore, as a preferred embodiment, the plurality of first contact members 210 are sequentially arranged along a ring, with a gap between every two adjacent first contact members 210 .

[0032] Furthermore, as a preferred embodiment, the first guide opening 110 has a first annular inclined surface along one end close to the second outer conductor 200. Furthermore, the first annular inclined surface is used to guide the second outer conductor 200 to be inserted into the first guide opening 110.

[0033] Furthermore, as a preferred embodiment, a second protrusion 310 is formed along the axial extension at one end of the first insulating medium 300, and a stepped hole 410 is provided along the axial direction at one end of the second insulating medium 400. The stepped hole 410 includes a large inner diameter portion and a small inner diameter portion. The second protrusion 310 extends into the large inner diameter portion, and the first protrusion 510 extends into the small inner diameter portion.

[0034] Furthermore, as a preferred embodiment, one end of the second inner conductor 600 protrudes axially to form a second contact component, the second contact component extends into the small inner diameter portion, and the first protrusion 510 extends into the second contact component.

[0035] Furthermore, as a preferred embodiment, the second contact component is preferably a ring-shaped structure. Furthermore, the second guide opening 610 is formed inside the second contact component.

[0036] Furthermore, as a preferred embodiment, the second contact assembly includes: at least two second contact members 611 , each second contact member 611 contacts the first protrusion 510 along the radial inner side of the second inner conductor 600 .

[0037] Furthermore, as a preferred embodiment, there is a step surface between the large inner diameter portion and the small inner diameter portion.

[0038] Furthermore, as a preferred embodiment, a first gap is formed between the inner periphery of the annular portion 120 and the outer periphery of the second insulating medium 400, a second gap is formed between the end surface of the non-protruding portion of one end of the first insulating medium 300 and one end of the second insulating medium 400, a third gap is formed between the outer periphery of the second protruding portion 310 and the inner periphery of the large outer diameter portion, a fourth gap is formed between the stepped surface and one end of the second protruding portion 310, and a fifth gap is formed between the outer periphery of the first inner conductor 500 and the inner periphery of the second insulating medium 400, and the first gap, the second gap, the third gap, the fourth gap and the fifth gap are arranged in sequence.

[0039] The above description is only a preferred embodiment of the present invention and does not limit the implementation manner and protection scope of the present invention.

[0040] The present invention also has the following implementation methods based on the above:

[0041] In a further embodiment of the present invention, the first outer conductor 100 performs a first guided mutual mating with the second outer conductor 200 through the first guide port 110; the first insulating medium 300 performs a second guided mutual mating with the second insulating medium 400 through the second protrusion 310. This dual-guide mutual mating structure is beneficial to the mutual mating of the first inner conductor 500 and the second inner conductor 600, and can prevent damage to the second inner conductor 600 during mating.

[0042] In a further embodiment of the present invention, a nested structure is adopted between the first insulating medium 300 and the second insulating medium 400 to form double insulation protection, thereby increasing the creepage distance between the first insulating medium 300 and the second insulating medium 400, improving the dielectric withstand voltage of the cluster connector, and thus improving the power resistance capability of the cluster connector.

[0043] The above description is only a preferred embodiment of the present invention and does not limit the implementation method and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-power cluster connector structure, characterized in that: include: a housing, wherein a cavity is formed in the housing; a first outer conductor, one end of which extends into the cavity and is provided with a first guide opening along the axial direction at one end of the first outer conductor; a second outer conductor, one end of the second outer conductor being arranged in the cavity, and one end of the second outer conductor being arranged in the first guide opening; a first insulating medium disposed within the first outer conductor; A first inner conductor is disposed in the first insulating medium, and one end of the first inner conductor is provided with a first protrusion protruding outward in the axial direction; a second insulating medium disposed within the second outer conductor; The second inner conductor is arranged in the second insulating medium. A second guide opening is axially provided at one end of the second inner conductor. The first protrusion is extended into the second guide opening.

2. The high-power cluster connector structure according to claim 1, characterized in that: An annular portion is formed at one end of the first outer conductor extending along the axial direction, and the first guide opening is formed inside the annular portion.

3. The high-power cluster connector structure according to claim 1, characterized in that: One end of the second outer conductor is axially extended to form at least one first contact component, the first contact component is extended into the first guide opening, and the outer side of the first contact component contacts the inner wall of the first guide opening.

4. The high-power cluster connector structure according to claim 3, characterized in that: The first contact assembly includes: at least two first contact members, one end of each of the first contact members is connected to the second outer conductor, and a protrusion is formed on the outer side of the other end of each of the first contact members, the protrusion extends outward along the radial direction of the second outer conductor, and the protrusion abuts against the inner wall of the first guide opening.

5. The high-power cluster connector structure according to claim 1, characterized in that: The first guide opening has a first annular inclined surface along one end close to the second outer conductor.

6. The high-power cluster connector structure according to claim 1, characterized in that: One end of the first insulating medium extends axially to form a second protrusion, and one end of the second insulating medium is provided with a stepped hole axially, the stepped hole including a large inner diameter portion and a small inner diameter portion, the second protrusion extends into the large inner diameter portion, and the first protrusion extends into the small inner diameter portion.

7. The high-power cluster connector structure according to claim 6, characterized in that: One end of the second inner conductor protrudes axially to form a second contact component, the second contact component extends into the small inner diameter portion, and the first protruding portion extends into the second contact component.

8. The high-power cluster connector structure according to claim 7, characterized in that: The second contact assembly includes at least two second contact pieces, each of the second contact pieces contacts the first protrusion along the radial inner side of the second inner conductor.

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