CN203721866U - Radio frequency connector - Google Patents

Abstract

The utility model discloses a radio frequency connector, which comprises an adapter board 10, a radio frequency connection structure made of conductive glue located on the adapter board, an adapter connected to an external radio frequency module and an installation assembly. The adapter board is provided with an upper surface and a lower surface, and the upper surface is covered with a microstrip transmission line for transmitting radio frequency signals and connected to the adapter 20 at the outer end of the adapter board. The lower surface has a radio frequency connection structure made of conductive glue. The radio frequency connection structure is divided into a conductive area 1 and a conductive area 2. The conductive area 1 is a central circular structure and is connected to the microstrip line on the upper surface through a through hole. Zone 2 is a hollow structure used for ground connection, and is connected to the ground on the upper surface through a through hole. Conductive region 1 and conductive region 2 are insulated. Devices that cooperate with the radio frequency connector disclosed in the utility model are conducted at the corresponding positions of the conductive area 1 and the conductive area 2, and are connected by screws or other methods. Thereby realizing the transmission of the radio frequency signal.

Description

A radio frequency connector

technical field

The utility model relates to the technical field of radio frequency connection, in particular to a radio frequency connector. the

Background technique

Today, during product development, technical issues that require RF connectivity are often encountered. At present, the RF connectors used in the connection of RF signals between various systems of electronic equipment mainly include pin series and bridge series. These commonly used RF connectors are usually soldered on the PCB during the assembly process. By punching holes in the corresponding box of the RF module above the RF connector, the RF signal can pass through the RF connector to the PCB. External equipment transmission, but these RF connectors generally have defects such as large size, unstable connection, and installation tolerances that are easy to exceed the limit. There are also companies that have developed flexible connection circuit boards for dense radio frequency connections to overcome problems such as installation errors that are not easy to correct, but there are still defects such as large volume and unstable connections. the

Contents of the invention

The technical problem to be solved by the utility model is to provide a radio frequency connector, which overcomes the defects of large volume and unstable connection of common radio frequency connectors. the

In order to solve this technical problem, the utility model has adopted following technical scheme:

A radio frequency connector is provided, which includes a radio frequency connector and a mounting assembly, and is characterized in that: it also includes an adapter plate, and the adapter plate has a radio frequency connection structure composed of two pieces of conductive glue; the adapter plate It includes an upper surface and a lower surface; the upper surface of the adapter plate is provided with a radio frequency microstrip transmission line, and the outer end of the radio frequency microstrip transmission line is connected to the radio frequency connector, and the radio frequency signal is transmitted through the radio frequency connector; The surroundings of the microstrip transmission line are covered with ground, and the grounds of the upper surface and the lower surface are connected through through holes; the positions of the lower surfaces 102 and 103 are covered with conductive glue; the radio frequency connection structure formed by the conductive glue has two Two conductive regions, respectively conductive region one and conductive region two; described conductive region one is a central origin structure, and conductive region one is connected to the microstrip transmission line on the upper surface through a through hole; described conductive region two is a hollow structure . The first and second conductive areas are insulated; the radio frequency connector and the device to be cooperated are fixed by screw connection. the

Compared with the existing radio frequency connector, the radio frequency connector of the utility model saves the connection space and enhances the reliability and stability of the connection. the

Description of drawings

Fig. 1 is a schematic diagram of the utility model;

Figure 2 is a schematic diagram of the adapter board structure, (a) is the front of the adapter board, (b) is the reverse side of the adapter board;

Figure 3 is a schematic diagram of the structure of the duplexer cavity connected to the connector, (a) is the outer cavity of the duplexer, and (b) is the adapter board. the

Detailed ways

Below in conjunction with accompanying drawing, the implementation of the present utility model is described in further detail:

As shown in FIG. 1 , it is a radio frequency connector of the present invention, which is composed of an adapter board 10 , a radio frequency connection structure located on the adapter board 10 , a radio frequency connector 20 and a mounting hole 30 . Wherein, the adapter plate 10 includes at least an upper surface and a lower surface, and the radio frequency microstrip transmission line is located on the upper surface of the adapter plate 10 for transmitting radio frequency signals, and one end of the radio frequency microstrip transmission line is connected to the radio frequency at the end of the adapter plate 10 The head 20 is connected, and the other end is connected with the radio frequency connection structure located on the lower surface of the adapter board 10 . The radio frequency connector is connected to the radio frequency module external to the radio frequency connector through the radio frequency connector 20, and in order to resist electromagnetic interference and meet the requirements of electromagnetic compatibility, the surrounding of the radio frequency microstrip transmission line is treated with grounding, and the through hole makes The grounds on the upper and lower surfaces of the adapter board 10 are connected. Mounting holes are reserved on the adapter board 10 , and the radio frequency connector is fixed on the corresponding device to be cooperated with by installing screws in the mounting holes. the

As shown in FIG. 2 , as the radio frequency connection structure of the radio frequency connector of the utility model to connect with corresponding devices to work with it, it can be realized by distributing conductive glue on the corresponding position of the lower surface of the adapter board 10 . The conductive glue is a conductive elastic body, and the surface formed by the conductive glue is higher than the plane of the adapter board 10, so that the contact between the utility model radio frequency connector and the corresponding device that cooperates with it is more sufficient and stable. The area formed by the conductive glue is divided into a conductive area 102 and a conductive area 2 103, the conductive area 102 is a central circular structure for transmitting radio frequency signals, and is connected to the radio frequency microstrip transmission line 101 on the upper surface through a through hole; Conductive area 2 103 is any shape used for ground connection, it can be a hollow cylinder structure or any other structure, such as a hollow square cylinder structure, its lines can be continuous or intermittent, and connected to the ground point on the upper surface through a through hole conduction. And it is insulated between the first conductive region 102 and the second conductive region 103 . the

The number of mounting holes is flexibly set according to the size of the adapter plate 10, preferably 8, and the 8 mounting holes are axisymmetric along the radio frequency connection structure formed by the radio frequency microstrip transmission line on the upper surface of the adapter plate 10 and the conductive glue on the lower surface Arranged and evenly distributed, the installation holes are arranged in this way so that the RF connector of the utility model is uniformly, stably and firmly stressed in all directions when it is connected to the corresponding device that cooperates with it. the

The adapter board 10 mentioned above may be a PCB microstrip adapter board. the

The corresponding device that cooperates with the radio frequency connector may be a duplexer, a TRX board and other communication devices. The cooperating device connected with this RF connector has two conductive areas of corresponding shape at the corresponding position, and the two devices are connected through the installation component to realize the blind insertion conduction of the RF signal. the

Fig. 3 also provides a duplexer which is connected to and cooperates with the radio frequency connector. The duplexer includes a single board 301 and mounting screws. The single board 301 is installed on the outer cavity 302 of the duplexer. On the outer direction of the single board 301, the conductive area 102 corresponding to the utility model radio frequency connector, Two conductive regions 303 and 304 are respectively provided at the positions where the second conductive region 103 contacts, and the two conductive regions are insulated. The radio frequency connector of the utility model is installed on the duplexer by screws or other means, so that the radio frequency connector of the utility model is radially connected with the corresponding conductive area of the single board on the outer cavity of the duplexer. The radio frequency connector of the utility model and the duplexer are connected through a radio frequency connection structure composed of conductive glue for blind insertion connection, and the blind insertion connection makes the signal transmission capability of the radio frequency connector no longer affected by other intermediate devices. the

Through the description of the specific implementation, it should be possible to gain a deeper and more specific understanding of the technical means and effects of the utility model to achieve the intended purpose. new restrictions. the

Claims (9)

1. A radio frequency connector, comprising a radio frequency connector and a mounting assembly, characterized in that: it also includes an adapter plate, and the adapter plate has a radio frequency connection structure made of conductive glue. the 2. The radio frequency connector according to claim 1, wherein the adapter plate comprises an upper surface and a lower surface. the 3. The radio frequency connector according to claim 2 is characterized in that a radio frequency microstrip transmission line is laid on the surface of the adapter board, and the radio frequency connector is connected to the outer end of the radio frequency microstrip transmission line, and the radio frequency The connector transmits radio frequency signals. the 4. The radio frequency connector according to claim 3, characterized in that the surrounding of the microstrip transmission line is covered with ground, and the grounds of the upper surface and the lower surface are connected through through holes. the 5 . The radio frequency connector according to claim 1 , wherein the radio frequency connection structure formed by the conductive glue has two conductive areas, which are the first conductive area and the second conductive area. 6 . the 6 . The radio frequency connector according to claim 5 , wherein the first conductive area is a central circle structure, and the first conductive area is connected to the microstrip transmission line on the upper surface through a through hole. the 7. The radio frequency connector according to claim 6, characterized in that, the second conductive area is a hollow structure. the 8. The radio frequency connector according to claim 6 or 7, characterized in that said conductive areas one and two are insulated. the 9. The radio frequency connector according to any one of claims 1-7, characterized in that, the way of fixing the radio frequency connector and its cooperating components is screw connection. the