CN210111125U

CN210111125U - Connecting terminal with coaxial line

Info

Publication number: CN210111125U
Application number: CN201920975928.XU
Authority: CN
Inventors: 龚红燕
Original assignee: Shenzhen Powerful Technology Co Ltd
Current assignee: Shenzhen Powerful Technology Co Ltd
Priority date: 2019-06-24
Filing date: 2019-06-24
Publication date: 2020-02-21
Anticipated expiration: 2029-06-24

Abstract

The utility model relates to a connecting terminal with coaxial line, including connecting terminal and coaxial line, connecting terminal includes casing, lower casing and bayonet joint, go up the casing with casing cross-section is semi-circular down, go up the casing with be provided with corresponding fixed ear on the surface of the adjacent one side of casing down, the bolt runs through fixed ear connects go up the casing with casing down, the bayonet joint with the coaxial line is fixed go up the casing with in the space that the casing is constituteed down, the coaxial line includes outer protective layer, metallic shield, insulating layer and inner conductor, the inner conductor with the bayonet joint electricity is connected. The utility model discloses can effectively improve connecting terminal production efficiency to guarantee that connecting terminal's signal transmission quality is good.

Description

Connecting terminal with coaxial line

Technical Field

The utility model relates to an electricity connection technical field especially relates to a connecting terminal with coaxial line.

Background

And an antenna for receiving signals and transmitting radio waves, wherein the signals of the antenna are transmitted without leaving the connector.

Current antenna connection terminal includes connectors such as IPX, IPEX, UFL, mainly is applied to miniature radio frequency antenna in the middle of, as signal transmission's intermediate part, and operating frequency generally is 0 ~ 6GHZ, commonly in the WIFI antenna, in the router antenna GPS antenna.

At present, because the antenna connecting terminal is miniaturized, the signal wire is directly sleeved into the integrated terminal shell in the original production process, the manual assembly is difficult, and the production efficiency is not high. When the L-shaped terminal is assembled, the signal line is bent to easily damage the outer protective layer thereof, thereby degrading signal transmission quality.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a connection terminal with a coaxial line for the case of difficult assembly of the micro connection terminal, which can effectively improve the production efficiency of the connection terminal and ensure the good signal transmission quality of the connection terminal.

The connecting terminal with the coaxial line comprises a connecting terminal and the coaxial line, wherein the connecting terminal comprises an upper shell, a lower shell and a plug connector, the cross section of the upper shell and the cross section of the lower shell are semicircular, corresponding fixing lugs are arranged on the outer surfaces of the adjacent sides of the upper shell and the lower shell, a bolt penetrates through the fixing lugs to be connected with the upper shell and the lower shell, the plug connector and the coaxial line are fixed in a space formed by the upper shell and the lower shell, the coaxial line comprises an outer protective layer, a metal shielding layer, an insulating layer and an inner conductor, and the inner conductor is electrically connected with the plug connector.

Preferably, the plug connector comprises an insulating seat and a contact pin, and the contact pin penetrates through the insulating seat and is electrically connected with the inner conductor.

Preferably, the inner surfaces of the upper shell and the lower shell are provided with flanges, and the insulating base is adhered to the flanges through glue.

Preferably, a cylindrical sleeve is arranged on the lower shell, and the coaxial line penetrates through the cylindrical sleeve and extends into a space formed by the upper shell and the lower shell.

Preferably, the coaxial line is connected with the insulating base through insulating sealant.

Preferably, the insulator base is ceramic.

Preferably, the upper shell and the lower shell are metal shells, and the outer surfaces, close to the opening side, of the upper shell and the lower shell are provided with threaded structures.

The utility model discloses an useful part lies in: 1. the utility model adopts the butt joint mode of the upper and lower shells to assemble, thereby facilitating the assembly of the coaxial line in the connecting terminal and reducing the assembly difficulty; 2. the utility model discloses combine coaxial line and connecting terminal into an organic whole, can prevent that the signal from taking place to leak when connecting terminal, the condition that leads to signal distortion takes place, has improved connecting terminal's signal transmission quality.

Drawings

Fig. 1 is a perspective view of a connection terminal with a coaxial line according to an embodiment;

FIG. 2 is a rear view of a connector terminal with a coaxial line;

FIG. 3 is a schematic sectional view taken along line A-A in FIG. 2;

FIG. 4 is a perspective view of the lower housing and cylinder jacket of FIG. 1;

fig. 5 is a perspective view of the upper housing in fig. 1.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 5, a connection terminal with a coaxial line includes a connection terminal 1 and a coaxial line 2, where the connection terminal 1 includes an upper casing 11, a lower casing 12 and a plug 13, the cross-sections of the upper casing 11 and the lower casing 12 are semicircular, corresponding fixing lugs 14 are disposed on the outer surfaces of adjacent sides of the upper casing 11 and the lower casing 12, a bolt 3 penetrates through the fixing lugs 14 to connect the upper casing 11 and the lower casing 12, the plug 13 and the coaxial line 2 are fixed in a space formed by the upper casing 11 and the lower casing 12, the coaxial line 2 includes an outer protection layer 21, a metal shielding layer 22, an insulation layer 23 and an inner conductor 24, and the inner conductor 24 is electrically connected to the plug 13. Specifically, the coaxial line 2 adopts double-layer protection, so that signal leakage and signal distortion caused by signal leakage transmitted by the inner conductor 24 due to damage of the outer protection layer 21 can be avoided during bending. In addition, the coaxial line 2 is further provided with a metal shielding layer 22, which can ensure that the connection terminal shields the interference of other power lines and/or signal lines when transmitting signals, thereby improving the signal transmission quality. During the equipment, the staff can be earlier with bayonet joint 13 and coaxial line 2 connection, then will connect into an organic whole bayonet joint 13 and coaxial line 2 and place in casing 12 down, connecting terminal 1 adopts split type design, and the adjacent side of epitheca 11 and inferior valve 12 has fixed ear 14, and the bolt runs through its fixed ear 14 that corresponds and assembles into an organic whole with epitheca 11 and lower casing 13, and epitheca 11 and casing 12 protect bayonet joint 13 and coaxial line 2 down, prevent that it from receiving the exogenic action separation damage.

As shown in fig. 1 to 3, the plug 13 includes an insulating base 131 and a pin 132, and the pin 132 penetrates the insulating base 131 and is electrically connected to the inner conductor 24. Specifically, one end of the pin 132 protrudes out of the upper housing 11 and the lower housing 12, so as to be connected to a corresponding male socket (not shown), and the other end of the pin 132 is electrically connected to the inner conductor 24, so as to ensure good signal transmission.

As shown in fig. 3 to 5, the inner surfaces of the upper housing 11 and the lower housing 12 are provided with flanges 15, and the insulating base 131 is adhered to the flanges 15 by glue. Specifically, the flanges 15 are provided on the inner surfaces of the upper housing 11 and the lower housing 12, and the insulating base 131 is fixed by glue, so that the insulating base 131 is prevented from being displaced in the space formed by the upper housing 11 and the lower housing 12, which may cause the electrical connection failure between the pin 132 and the inner conductor 24.

As shown in fig. 1 to 5, a cylindrical sleeve 121 is disposed on the lower housing 12, and the coaxial line 2 penetrates through the cylindrical sleeve 121 and extends into a space formed by the upper housing 11 and the lower housing 12. Specifically, the cylindrical sleeve 121 arranged on the lower shell 12 can protect the joint of the coaxial cable 2 and the lower shell 12, and the coaxial cable 2 cannot be damaged due to bending stress.

As shown in fig. 3, the coaxial cable 2 is connected to the insulating base 131 through an insulating sealant, and the insulating base 131 is made of ceramic. Specifically, the coaxial cable 2 is connected with the insulating seat 131 through insulating sealant, so that the contact pin 132 is prevented from being separated from the inner conductor 24, the insulating property of the ceramic insulating seat 131 is good, deformation can not occur at a high working temperature, and the electric connection quality of the contact pin 132 and the inner conductor 24 is ensured.

As shown in fig. 1, the upper housing 11 and the lower housing 12 are metal housings, and the outer surfaces of the upper housing 11 and the lower housing 12 near the opening side are provided with a thread structure. Specifically, after the upper housing 11 and the lower housing 12 with threads are assembled, the upper housing and the lower housing can be directly connected with a corresponding male socket (not shown in the figure) through threads without other connecting structures.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a connecting terminal with coaxial line which characterized in that: the coaxial cable comprises a connecting terminal and a coaxial cable, wherein the connecting terminal comprises an upper shell, a lower shell and a plug connector, the cross section of the upper shell and the cross section of the lower shell are semicircular, corresponding fixing lugs are arranged on the outer surfaces of the adjacent sides of the upper shell and the lower shell, a bolt penetrates through the fixing lugs to be connected with the upper shell and the lower shell, the plug connector and the coaxial cable are fixed in a space formed by the upper shell and the lower shell, the coaxial cable comprises an outer protective layer, a metal shielding layer, an insulating layer and an inner conductor, and the inner conductor is electrically connected with the plug connector.

2. A connecting terminal with a coaxial line according to claim 1, characterized in that: the plug connector comprises an insulating seat and a contact pin, and the contact pin penetrates through the insulating seat and is electrically connected with the inner conductor.

3. A connecting terminal with a coaxial line according to claim 2, characterized in that: the upper shell and the inner surface of the lower shell are provided with flanges, and the insulating base is adhered to the flanges through glue.

4. A connecting terminal with a coaxial line according to claim 3, characterized in that: the lower shell is provided with a cylindrical sleeve, and the coaxial line penetrates through the cylindrical sleeve and extends into a space formed by the upper shell and the lower shell.

5. A connecting terminal with a coaxial line according to claim 2, characterized in that: the coaxial line is connected with the insulating seat through insulating sealant.

6. A connecting terminal with a coaxial line according to claim 5, characterized in that: the insulating base is ceramic.

7. A connecting terminal with a coaxial line according to claim 1, characterized in that: the upper shell and the lower shell are metal shells, and the outer surfaces, close to the opening side, of the upper shell and the lower shell are provided with thread structures.