CN220253691U - Attached radio frequency coaxial connector - Google Patents
Attached radio frequency coaxial connector Download PDFInfo
- Publication number
- CN220253691U CN220253691U CN202320826379.6U CN202320826379U CN220253691U CN 220253691 U CN220253691 U CN 220253691U CN 202320826379 U CN202320826379 U CN 202320826379U CN 220253691 U CN220253691 U CN 220253691U
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- CN
- China
- Prior art keywords
- cable
- connector
- main shell
- central conductor
- rear body
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- 239000004020 conductor Substances 0.000 claims abstract description 46
- 239000012212 insulator Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 210000004907 gland Anatomy 0.000 claims description 2
- 238000005187 foaming Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses an attached radio frequency coaxial connector. The high-voltage power supply comprises a main shell, a central conductor, an insulator, a first connector rear body and a second connector rear body; one end of the main shell is provided with a first plug interface, the other end of the main shell is provided with a second plug interface, a 1/2 cable inner conductor of a 1/2 cable in the rear body of the first connector is connected with one end of the central conductor in a conductive manner through the first plug interface, and a 7/8 cable inner conductor of a 7/8 cable in the rear body of the second connector is connected with the other end of the central conductor in a conductive manner through the second plug interface. The utility model has the advantages that: the connection is reliable, the electric performance is better, the cost is reduced, meanwhile, the structural design is simple, product accessories are saved, the male and female heads of the split type shell assembly are not required to be reused for the screwed connection, the 1/2 cable can be connected to the 7/8 cable, and the connection is convenient and quick.
Description
Technical Field
The utility model relates to a cable connector, in particular to an attached radio frequency coaxial connector for a 1/2 cable switching 7/8 cable.
Background
In general, a pair of connectors are adopted for the 1/2 cable to be connected and connected with the 7/8 cable, in the prior art, the conventional connector generally comprises a shell component, a first connector rear body matched with the first shell in the shell component and a second connector rear body matched with the second shell in the shell component, the 1/2 cable is arranged on the first connector rear body and then screwed with the first shell in the shell component, the 7/8 cable at the other end is arranged on the second connector rear body and then screwed with the second shell in the front shell component, and finally the first shell and the second shell are screwed into an integrated structure through a male connector and a female connector.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the attached radio frequency coaxial connector which has the advantages of simple structural design, convenient and quick connection, good connection reliability and low manufacturing cost.
In order to solve the technical problems, the attached radio frequency coaxial connector comprises a main shell, a central conductor, an insulator, a first connector post body and a second connector post body, wherein the main shell is directly used as a connecting main body, the central conductor is positioned in the main shell, the insulator is arranged between the central conductor and the main shell, and the first connector post body and the second connector post body are used for being screwed at two ends of the main shell; one end of the main shell is provided with a first plug interface for enabling the 1/2 cable inner conductor to be in plug fit with one end of the central conductor, the other end of the main shell is provided with a second plug interface for enabling the 7/8 cable inner conductor to be in plug fit with the other end of the central conductor, the 1/2 cable inner conductor of the 1/2 cable in the rear body of the first connector is in conductive connection with one end of the central conductor through the first plug interface, and the 7/8 cable inner conductor of the 7/8 cable in the rear body of the second connector is in conductive connection with the other end of the central conductor through the second plug interface.
The connector post body comprises a connector nut and a first wire clamp which is arranged in the connector nut and used for clamping a 1/2 cable spiral corrugated pipe of a 1/2 cable, and the connector post body comprises a second connector nut and a second wire clamp which is arranged in the connector nut and used for clamping a 7/8 cable spiral corrugated pipe of a 7/8 cable.
The novel high-voltage cable connector is characterized in that a first compression ring with a conical surface is arranged at a first plug interface of the main shell, an inclined compression surface matched with the conical surface of the first compression ring is arranged on the first cable connector, an annular conical surface positioned at a second plug interface is directly formed on the main shell, and an inclined compression surface matched with the annular conical surface is also arranged on the second cable connector.
An inner sealing ring used for sealing the 1/2 cable spiral corrugated pipe is arranged in the inner cavity of the first joint nut, and an inner sealing ring used for sealing the 7/8 cable spiral corrugated pipe is arranged in the inner cavity of the second joint nut.
The first joint nut is sleeved with a first outer sealing ring, and the second joint nut is sleeved with a second outer sealing ring.
A gland is arranged between the first compression ring and the central conductor.
And the umbrella-shaped contact spring positioned at the second plug-in port is sleeved on the central conductor.
The utility model has the advantages that:
the cable is fixed through the wire clamp at the two ends of the main shell, namely the first joint rear body and the second joint rear body which are directly used as a connecting main body and are screwed on the two ends of the main shell, the cable is fixed through the wire clamp at the two ends of the main shell, after the cable is stripped, the port of the spiral corrugated pipe layer of the cable is separated from the foaming insulating layer and then is attached to the inner wall of the wire clamp, the corrugated pipe layer of the cable can be clamped when the fastening nuts at the two ends are screwed on the main shell, so that the cable is fixed.
Drawings
Fig. 1 is a schematic view of the overall structure of an attached rf coaxial connector of the present utility model;
fig. 2 is an exploded view of the attached rf coaxial connector of the present utility model;
fig. 3 is a schematic structural diagram of a to-be-connected state of the attached rf coaxial connector of the present utility model.
Description of the embodiments
The attached rf coaxial connector of the present utility model is described in further detail below with reference to the drawings and detailed description.
As shown in the drawings, the attached rf coaxial connector of the present utility model comprises a main housing 1 directly serving as a connecting body, a central conductor 2 located in the main housing, an insulator 3 arranged between the central conductor and the main housing, which is excessively tight-fitted with barbs and knurls to prevent axial displacement and radial rotation, a first connector rear body 4 and a second connector rear body 5 for screwing on both ends of the main housing 1, as seen from the drawings, the main housing 1 has two small opening ends for connecting the first connector rear body 4 and a large opening end for connecting the second connector rear body 5, a first socket 6 for socket fitting the 1/2 cable inner conductor with one end of the central conductor is provided in the small opening end of the main housing 1, the large opening end of the main shell 1 is internally provided with a second plug port 7 for enabling a 7/8 cable inner conductor to be in plug fit with the other end of the central conductor, a first connector rear body 4 and a second connector rear body 5 are used for connecting the cable in a penetrating way, the cable is necessarily provided with a cable inner conductor and a cable spiral corrugated pipe, the first connector rear body 4 comprises a first connector nut 8 and a first wire clamp 9 which is arranged in the first connector nut and is used for clamping the 1/2 cable spiral corrugated pipe of the 1/2 cable, the second connector rear body 5 comprises a second connector nut 10 and a second wire clamp 11 which is arranged in the second connector nut and is used for clamping the 7/8 cable spiral corrugated pipe of the 7/8 cable, the 1/2 cable inner conductor of the 1/2 cable which is connected in the first connector rear body 4 in a penetrating way is connected with one end of the central conductor (2) in a conductive way through the first plug port 6, the 7/8 cable inner conductor of the 7/8 cable connected in the second joint rear body 5 is connected with the other end of the central conductor 2 in a conductive way through the second plug interface 7.
Further, a first press ring 12 with a conical surface is arranged at the first plug port 6 of the main shell 1, a press cover 18 is arranged between the first press ring 12 and the central conductor 2, an inclined press surface matched with the conical surface of the first press ring 12 is arranged on the first wire clamp 9, an umbrella-shaped contact spring 19 positioned at the second plug port 7 is sleeved on the central conductor 2, so that the 1/2 cable spiral corrugated pipe can be pressed by the inclined press surface matched of the first press ring 12 and the first wire clamp, an annular conical surface 13 positioned at the second plug port 7 is directly formed on the main shell 1, an inclined press surface matched with the annular conical surface 13 is also arranged on the second wire clamp 11, so that the 7/8 cable spiral corrugated pipe can be pressed by the inclined press surface matched with the inclined press surface of the second wire clamp 11, in addition, an inner sealing ring 14 for sealing the 1/2 cable spiral corrugated pipe is arranged in an inner cavity of the first joint nut 8, an inner sealing ring 15 for sealing the 7/8 cable spiral corrugated pipe is arranged in the inner cavity of the second joint nut 10, the inner sealing ring 14 and the second sealing ring 15 for sealing the 7/8 cable spiral corrugated pipe are respectively arranged on the inner sealing ring 14 and the outer sealing ring 16 of the second joint 10, and the outer sealing ring 17 is arranged on the outer sealing ring of the first joint 8 and the second joint 10.
When the cable is used, after the 1/2 cable is stripped according to the required size, the first inner sealing ring 14 is sleeved at the correct position (as shown in the figure), then the 1/2 cable is sleeved into the first wire clamp 9 at the left end, after the cable enters the correct position, the corrugated pipe layer at the end face of the 1/2 cable is separated from the foaming insulating layer through the opening by a special tool, the corrugated pipe layer of the cable is attached to the inner wall of the first wire clamp 9, then the 1/2 cable inner conductor is inserted into the tail slotted hole of the central conductor 2 through the first inserting opening 6, and in the process of screwing and tightening the first joint nut 8 and the main shell 1, the conical surface at the tail end of the first pressing ring 12 in the main shell 1 presses the cable corrugated pipe layer, and the cable corrugated pipe layer is tightly pressed between the first pressing ring 12 and the first wire clamp 9, so that the cable is prevented from rotating.
Similarly, after the other end 7/8 cable is stripped according to the required size, the second inner sealing ring 15 is sleeved at the correct position (as shown in the figure), then the 7/8 cable is sleeved into the second wire clamp 11 at the left end, after the 7/8 cable enters the correct position, the corrugated pipe layer at the end face of the 7/8 cable is separated from the foaming insulation layer through a special tool for opening, the corrugated pipe layer of the 7/8 cable is attached to the inner wall of the second wire clamp 11, then the 7/8 cable inner conductor is inserted into an umbrella-shaped contact spring in the main shell, and in the process of screwing and tightening the second joint nut 10 and the main shell 1, the annular conical surface 13 of the main shell extrudes the 7/8 cable corrugated pipe layer, and the 7/8 cable corrugated pipe layer is tightly extruded between the annular conical surface 13 and the inner wall of the second wire clamp 11, so that the cable is prevented from rotating. After the installation is finished, the signals are transmitted very well because the signals are loaded on the same shell component, so that the electric performance is better and the cost is reduced.
The performance parameters of the product are as follows: the voltage standing wave ratio is less than or equal to 1.15 in the current use frequency band of 0-4200 MHz, even if the use frequency band is expanded to 6000MHz in the future, the voltage standing wave specific energy is controlled within 1.20, and meanwhile PIM reaches more than-115 dBm.
Compared with the common structure, the utility model has the advantages that the utility model does not need the screw connection and the matching of a pair of male and female heads, and is loaded on the same shell component, thereby playing a very good role in signal transmission, ensuring better electrical performance and playing a role in reducing cost.
Claims (7)
1. An attached radio frequency coaxial connector, characterized by: the high-voltage power supply comprises a main shell (1) directly used as a connecting main body, a central conductor (2) positioned in the main shell, an insulator (3) arranged between the central conductor and the main shell, a first connector rear body (4) and a second connector rear body (5) which are used for being screwed at two ends of the main shell (1); one end of the main shell (1) is provided with a first plug interface (6) for enabling the 1/2 cable inner conductor to be in plug fit with one end of the central conductor, the other end of the main shell is provided with a second plug interface (7) for enabling the 7/8 cable inner conductor to be in plug fit with the other end of the central conductor, the 1/2 cable inner conductor of the 1/2 cable in the first connector rear body (4) is in conductive connection with one end of the central conductor (2) through the first plug interface (6), and the 7/8 cable inner conductor of the 7/8 cable in the second connector rear body (5) is in conductive connection with the other end of the central conductor (2) through the second plug interface (7).
2. The attached rf coaxial connector of claim 1, wherein: the connector post body (4) comprises a connector nut (8) and a first wire clamp (9) which is arranged in the connector nut and used for clamping the 1/2 cable spiral corrugated pipe of the 1/2 cable, and the connector post body (5) comprises a second wire clamp (10) and a second wire clamp (11) which is arranged in the connector nut and used for clamping the 7/8 cable spiral corrugated pipe of the 7/8 cable.
3. The attached rf coaxial connector of claim 2, wherein: a number one compression ring (12) with a conical surface is arranged at a number one plug-in port (6) of the main shell (1), an inclined compression surface matched with the conical surface of the number one compression ring (12) is arranged on a number one wire clamp (9), an annular conical surface (13) positioned at a number two plug-in port (7) is directly formed on the main shell (1), and an inclined compression surface matched with the annular conical surface (13) is also arranged on a number two wire clamp (11).
4. A connector as claimed in claim 2 or claim 3, wherein: an inner sealing ring (14) for sealing the 1/2 cable spiral corrugated pipe is arranged in the inner cavity of the first joint nut (8), and an inner sealing ring (15) for sealing the 7/8 cable spiral corrugated pipe is arranged in the inner cavity of the second joint nut (10).
5. The attached rf coaxial connector of claim 4, wherein: the first joint nut (8) is sleeved with a first outer sealing ring (16), and the second joint nut (10) is sleeved with a second outer sealing ring (17).
6. A mounted radio frequency coaxial connector according to claim 3, wherein: a gland (18) is arranged between the first compression ring (12) and the central conductor (2).
7. The attached rf coaxial connector of claim 6, wherein: an umbrella-shaped contact spring (19) positioned at the second plug-in port (7) is sleeved on the central conductor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320826379.6U CN220253691U (en) | 2023-04-13 | 2023-04-13 | Attached radio frequency coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320826379.6U CN220253691U (en) | 2023-04-13 | 2023-04-13 | Attached radio frequency coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220253691U true CN220253691U (en) | 2023-12-26 |
Family
ID=89227663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320826379.6U Active CN220253691U (en) | 2023-04-13 | 2023-04-13 | Attached radio frequency coaxial connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220253691U (en) |
-
2023
- 2023-04-13 CN CN202320826379.6U patent/CN220253691U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |