Radio frequency connection assembly and communication equipment

Abstract

The embodiment of the utility model relates to the technical field of connectors, and discloses a radio frequency connection assembly and communication equipment, the radio frequency connection assembly comprises a circuit board, a board end connector, a plug connector and a metal fixing piece, the board end connector is arranged on the circuit board, the plug connector comprises an iron shell, the iron shell is connected with a coaxial cable, and the metal fixing piece is arranged on the board end connector. The metal fixing piece is connected with the iron shell, and the metal fixing piece is fixedly connected with the circuit board. Through the above mode, the contact area between the plug connector and the circuit board can be increased, and the overall connection strength is improved.

Description

TECHNICAL FIELD

[0001] The embodiment of the present application relates to the technical field of connector, in particular to a radio frequency connection assembly and a communication device. BACKGROUND

[0002] With the development of electronic products in the direction of miniaturization, thinness and lightness, the reliability requirement of radio frequency connector as an important electronic component for signal transmission is higher and higher. The radio frequency connector in the prior art usually comprises a board end connector and a plug connector matched with the board end connector, wherein the board end connector is fixedly installed on a printed circuit board (PCB), the plug connector is connected with a coaxial cable, the board end connector of the radio frequency connector usually comprises a board end iron shell and a board end signal pin arranged in the board end iron shell, the board end iron shell is connected with the PCB by welding, the plug connector comprises a plug iron shell, a plastic core arranged in the plug iron shell and a plug signal pin for signal transmission, and the plug signal pin is electrically connected with the coaxial cable.

[0003] In the implementation process of the embodiment of the present application, the inventor finds that when the coaxial cable is subjected to upward tension, the plug connector is prone to be detached from the board end connector, resulting in interruption of signal transmission, and under the action of external force, the connection between the plug connector and the board end connector is not stable enough and is prone to looseness. CONTENT OF THE UTILITY MODEL

[0004] The technical problem solved by the embodiment of the present application is to provide a radio frequency connection assembly, a metal fixing part is arranged to be directly fixedly connected with a circuit board to form a stable mechanical connection, when the coaxial cable is subjected to upward tension, the metal fixing part can effectively prevent the plug connector from being detached from the board end connector, and the arrangement of the metal fixing part increases the contact area between the plug connector and the circuit board and improves the overall connection strength.

[0005] To solve the above technical problem, one technical scheme adopted by the embodiment of the present application is to provide a radio frequency connection assembly, comprising a circuit board, a board end connector, a plug connector and a metal fixing part, the board end connector is arranged on the circuit board, the plug connector comprises an iron shell, the iron shell is connected with a coaxial cable, the metal fixing part is connected with the iron shell, and the metal fixing part is fixedly connected with the circuit board.

[0006] Optionally, the metal fixing part comprises a top plate part and two side plate parts, the top plate part is arranged to be pressed on the iron shell, and the two side plate parts extend to the two sides of the iron shell respectively.

[0007] Optionally, the two side plate parts extend horizontally.

[0008] Optionally, the two side plate parts are fixedly connected with the circuit board by means of glue dispensing.

[0009] Optionally, the metal fixing piece is in a U-shaped structure.

[0010] Optionally, the plug connector further comprises a plastic core and a plug signal pin, the plastic core is arranged in the plug shell, the plug signal pin is arranged in the plastic core, and the plug signal pin is electrically connected with the coaxial cable.

[0011] Optionally, the board end connector comprises a board end shell and a board end signal pin, the board end shell is fixedly connected with the circuit board, and the board end signal pin is arranged in the board end shell.

[0012] Optionally, the metal fixing part and the shell are in an integral forming structure.

[0013] Optionally, the bottom of the shell is further provided with a positioning structure, and the positioning structure is matched with the board end connector.

[0014] To solve the above technical problems, another technical scheme adopted by the embodiment of the present application is to provide a communication device comprising the above-mentioned radio frequency connection assembly.

[0015] The embodiment of the present application provides a radio frequency connection assembly, which comprises a circuit board, a board end connector, a plug connector and a metal fixing piece, the board end connector is arranged on the circuit board, the plug connector comprises a shell, the shell is connected with a coaxial cable, the metal fixing piece is connected with the shell, and the metal fixing piece is fixedly connected with the circuit board. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the specific embodiments of the present application or the prior art, the drawings needed in the description of the specific embodiments or the prior art will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0017] Figure 1 is a schematic view of the radio frequency connection assembly of the embodiment of the present application;

[0018] Figure 2 is a schematic view of the plug connector and the metal fixing piece of the embodiment of the present application;

[0019] Figure 3is a schematic view of a board end connector according to an embodiment of the present application.

[0020] The reference signs in the detailed description are as follows: 100, radio frequency connection assembly; 10, circuit board; 20, board end connector; 201, board end iron shell; 202, board end signal pin; 30, plug connector; 301, iron shell; 302, plastic core; 303, plug signal pin; 40, metal fixing piece; 401, top plate part; 402, side plate part; 200, coaxial cable. Detailed description

[0021] In order to facilitate the understanding of the present application, the present application will be described in more detail below in conjunction with the drawings and specific embodiments. It should be noted that when an element is described as "fixed to" another element, it can be directly on the other element or one or more intervening elements can be present therebetween. When an element is described as "connected to" another element, it can be directly connected to the other element or one or more intervening elements can be present therebetween. The terms "upper", "lower", "inner", "outer", "vertical", "horizontal" and the like used in the present specification indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for the purpose of description and cannot be understood as indicating or implying relative importance.

[0022] Unless otherwise defined, all technical and scientific terms used in the present specification have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. The term "and / or" used in the present specification includes any and all combinations of one or more related listed items.

[0023] In addition, the technical features involved in the different embodiments of the present application described below can be combined with each other as long as there is no conflict.

[0024] Please refer to Figure 1The radio frequency connection assembly 100 comprises a circuit board 10, a board end connector 20, a plug connector 30 and a metal fixing part 40, wherein the board end connector 20 is arranged on the circuit board 10, the plug connector 30 is electrically connected with the board end connector 20, the metal fixing part 40 is connected with the iron shell of the plug connector 30, and the metal fixing part 40 is fixedly connected with the circuit board 10. By arranging the metal fixing part 40 on the plug connector 30 and fixedly connecting the metal fixing part 40 with the circuit board 10, a closed-loop fixing structure is formed. The metal fixing part 40 is connected with the upper surface of the iron shell, the contact area with the plug connector 30 is increased, and more stable fixing effect is provided. The metal fixing part has good mechanical strength and can effectively bear external force. The structure design is simple, batch production is easy to realize, and manufacturing cost is reduced.

[0025] In some embodiments, when the coaxial cable is subjected to external torsional force, the metal fixing part can effectively limit the rotation of the plug iron shell, prevent the signal transmission interruption problem caused by the cable torsion, and ensure the signal transmission stability of the radio frequency connection assembly 100 in use.

[0026] It should be noted that in the prior art, a screw is usually used to press the plug terminal head with a metal sheet to fix the plug terminal head with the circuit board 10, or a foam with strong glue is used for fixing. In the present application, the improved solution in the prior art achieves the following beneficial effects: (1) by arranging the metal fixing part 40 at the bottom of the plug iron shell, no additional fixing parts (such as screws and metal sheets in the prior art) are needed, and the product structure is simplified; (2) compared with the solution of fixing by using screws in the prior art, the number of parts is reduced, and the assembly difficulty is reduced.

[0027] Please refer to Figure 2 The plug connector 30 comprises an iron shell 301, a plastic core 302 and plug signal pins 303. The iron shell 301 is electrically connected with the coaxial cable, the plastic core 302 is arranged in the iron shell 301, and the plug signal pins 303 are arranged in the plastic core 302 and electrically connected with the coaxial cable. The plastic core 302 provides good insulation performance and mechanical support, the electrical connection between the signal pins and the coaxial cable ensures the signal transmission quality, the iron shell 301 is used for providing electromagnetic shielding for the plug connector 30 and simultaneously serving as a mechanical strength support structure, and the multi-layer structure design provides good electromagnetic shielding effect.

[0028] In the embodiment of the present application, the bottom of the iron shell is further provided with a positioning structure, which is matched with the board end connector to be more accurate during assembly.

[0029] Please refer to Figure 3The board end connector 20 comprises a board end iron shell 201 and a board end signal pin 202. The board end iron shell 201 is fixedly connected with the circuit board 10 by welding, and provides stable basic support for the board end signal pin 202 to ensure reliable signal transmission. The board end signal pin 202 is arranged in the board end iron shell 201. The board end iron shell 201 cooperates with the iron shell 301 of the plug connector 30 to form reliable electrical shielding. The overall structure design facilitates cooperation with the plug connector 30 and has good electromagnetic shielding performance.

[0030] Please refer again Figure 2 The metal fixing member 40 comprises a top plate portion 401 and two side plate portions 402. The top plate portion 401 is pressed on the coaxial cable 200, and the two side plate portions 402 extend downward from the two sides of the top plate portion 401 to the two sides of the iron shell 301. In this embodiment, the two side plate portions 402 extend horizontally. The horizontal extension design increases the contact area with the circuit board 10, provides better fixing effect, facilitates force dispersion and transmission, improves fixing strength, and the entire metal fixing member 40 has a U-shaped structure. The U-shaped structure provides a natural elastic deformation space, is simple in structure, easy to install and disassemble, mature in processing technology, easy to realize large-scale production, and the U-shaped design makes the fixing more firm, three-sided enclosure provides omnidirectional protection, has good stress dispersion effect, and prolongs the service life.

[0031] Preferably, in the embodiment of the present application, the two side plate portions 402 are fixedly connected with the circuit board 10 by means of dispensing.

[0032] In another optional embodiment, the metal fixing member 40 can be integrally formed with the iron shell 301. This integrated design can further improve the structural strength of the connector assembly, simplify the manufacturing process, and reduce the number of parts, thereby improving the reliability of the product.

[0033] In a specific embodiment, the radio frequency connection assembly 100 further comprises a fixing member, and the metal fixing member 40 is fixedly connected with the circuit board 10 through the fixing member. In order to facilitate the installation of the fixing member, a gap for fixing the fixing member is arranged between the metal fixing member 40 and the circuit board 10. Specifically, the gap is arranged between the side plate portion 402 and the circuit board 10, and the height of the gap is preferably 0.1mm to 0.5mm. This design ensures the reliability of the fixing and facilitates the assembly operation.

[0034] The embodiment of the present application provides a radio frequency connecting assembly 100, the radio frequency connecting assembly 100 comprises a circuit board 10, a board end connector 20, a plug connector 30 and a metal fixing part 40, the board end connector 20 is arranged on the circuit board 10, the plug connector 30 comprises an iron shell 301, the iron shell 301 is connected with a coaxial cable, the metal fixing part 40 is connected with the iron shell 301, and the metal fixing part 40 is fixedly connected with the circuit board 10; the metal fixing part is directly fixedly connected with the circuit board 10 by being arranged, stable mechanical connection is formed, when the coaxial cable is subjected to upward pulling force, the metal fixing part can effectively prevent the plug connector 30 from being separated from the board end connector 20, the metal fixing part increases the contact area between the plug connector 30 and the circuit board 10, and the overall connecting strength is improved.

[0035] The embodiment of the present application further provides a communication device, the communication device comprises the radio frequency connecting assembly 100, and the specific structure and functions of the communication device can be referred to the above embodiment, and details are not described herein.

[0036] The above merely describes the embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent flow transformation by using the content of the specification and drawings of the present application, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A radio frequency connection assembly, characterized by The application relates to a radio frequency connection assembly, comprising: a circuit board; a board end connector arranged on the circuit board; a plug connector, the plug connector comprising a shell connected with a coaxial cable; a metal fixing member connected with the shell and fixedly connected with the circuit board.

2. The radio frequency connection assembly according to claim 1, wherein: the metal fixing member comprises a top plate part and two side plate parts, the top plate part is arranged on the upper surface of the coaxial cable, and the two side plate parts extend to the two sides of the top plate part respectively.

3. The radio frequency connection assembly of claim 2, wherein, The two side plate parts extend horizontally.

4. The radio frequency connection assembly of claim 2, wherein, The two side plate parts are fixedly connected with the circuit board by means of glue dispensing.

5. The radio frequency connection assembly according to claim 1, wherein: the metal fixing member has a U-shaped structure.

6. The radio frequency connection assembly of claim 1, wherein, The plug connector further comprises a plastic core arranged in the shell and plug signal pins arranged in the plastic core and electrically connected with the coaxial cable.

7. The radio frequency connection assembly of claim 1, wherein, The board end connector comprises a board end shell fixedly connected with the circuit board and board end signal pins arranged in the board end shell.

8. The radio frequency connection assembly according to claim 1, wherein: the metal fixing member and the shell are integrally formed.

9. The radio frequency connection assembly according to claim 1, wherein: the bottom of the shell is further provided with a positioning structure matched with the board end connector.

10. A communication device, characterized by The application further relates to a radio frequency connection assembly as claimed in any one of claims 1-9.

Images