CN220209273U

CN220209273U - Metal casing antenna

Info

Publication number: CN220209273U
Application number: CN202321507610.1U
Authority: CN
Inventors: 刘祥
Original assignee: Shanghai Shenxun Communication Technology Co ltd
Current assignee: Shanghai Shenxun Communication Technology Co ltd
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-19
Anticipated expiration: 2033-06-14

Abstract

The utility model relates to the technical field of antennas, and discloses a metal shell antenna which comprises a metal shell, wherein a round hole insert is arranged in the metal shell, one end of a terminal wire is welded at the top of the round hole insert through a screw, and a port buckle is arranged at the other end of the terminal wire. The antenna with the metal shell is characterized in that one end of a terminal wire of the antenna is welded to the round hole insert and locked with the metal shell through a screw, and the other end of the terminal wire is buckled on a main board and matched with a product through a port buckle; the product can realize with external communication, the antenna is difficult to fracture, warp, improves antenna wholeness ability, simple to operate, long service life, and its built-in antenna is fatigued by metal casing and leads to signal radiation not to come out, has provided a new form and has regarded metal casing as the part of antenna, has improved the adverse circumstances of antenna. So that the antenna signal can radiate.

Description

Metal casing antenna

Technical Field

The utility model relates to the technical field of antennas, in particular to a metal shell antenna.

Background

An antenna, which is an electronic device for efficient reception and transmission of radio signals; at present, in the market, the conventional WIFI2.4G antenna is generally a spring antenna/a PCB antenna/an FPC antenna, one end of the antenna adopts an RG1.13 terminal wire to be welded on a round hole insert and locked with a metal shell by a screw, and the other end is provided with a port buckle and buckled on a main board. The signal can radiate by using the metal housing as part of the antenna. Thus, the communication requirement can be met, and the cost can be saved.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a metal shell antenna.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a metal casing antenna, includes the metal casing, the inside of metal casing is provided with the round hole inserts, the top of round hole inserts is through the one end of screw welding with the terminal line, the other end of terminal line is provided with the port knot to the lock joint is in the bottom of mainboard, the inside of metal casing is provided with radio signal receiving and transmitting device.

Preferably, the metal shell is a cylindrical metal shell, the outer diameter of the metal shell is one hundred millimeters, the inner diameter of the metal shell is ninety five millimeters, and the height of the metal shell is forty nine millimeters.

Preferably, the length of the circular hole insert and the terminal wire is eighty millimeters.

Preferably, the outer diameter of the round hole insert is six millimeters, and the inner diameter is three points and five millimeters.

Preferably, the screw cap diameter of the screw is six millimeters, and the stud diameter is two millimeters.

Preferably, the main board is connected with the communication contact port through a main board feed point.

(III) beneficial effects

Compared with the prior art, the utility model provides a metal shell antenna, which has the following beneficial effects:

the antenna with the metal shell is characterized in that one end of a terminal wire of the antenna is welded to the round hole insert and locked with the metal shell through a screw, and the other end of the terminal wire is buckled on a main board and matched with a product through a port buckle; the product can realize with external communication, the antenna is difficult to fracture, warp, improves antenna wholeness ability, simple to operate, long service life, and its built-in antenna is fatigued by metal casing and leads to signal radiation not to come out, has provided a new form and has regarded metal casing as the part of antenna, has improved the adverse circumstances of antenna. So that the antenna signal can radiate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is a diagram of an antenna S11 according to the present utility model;

FIG. 4 is an Efficiency graph of the present utility model.

In the figure: 1. a metal housing; 2. a round hole insert; 3. a screw; 4. a terminal wire; 5. a port buckle; 6. and a main board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

As shown in fig. 1-4, the utility model provides a metal shell antenna, which comprises a metal shell 1, wherein a round hole insert 2 is arranged in the metal shell 1, one end of a terminal wire 4 is welded at the top of the round hole insert 2 through a screw 3, a port buckle 5 is arranged at the other end of the terminal wire 4 and is buckled at the bottom of a main board 6, and a radio signal receiving and transmitting device is arranged in the metal shell 1. The metal shell 1 is a cylindrical metal shell, and has an outer diameter of one hundred millimeters, an inner diameter of ninety-five millimeters and a height of forty-nine millimeters. The length of the circular hole insert 2 and the terminal wire 4 is eighty millimeters. The round hole insert 2 has an outer diameter of six millimeters and an inner diameter of three points of five millimeters. The screw cap diameter of the screw 3 is six millimeters and the stud diameter is two millimeters. The motherboard 6 is connected to the communication contact port through a motherboard feed point. Through round hole inserts 2, screw 3, RG1.13 terminal line 4 and the antenna of metal casing 1 form, compare with spring antenna/PCB board antenna/directional circular polarization antenna/built-in helical antenna, do not influence smart machine's outward appearance and design, the cost is cheaper. And the antenna is not easy to break and deform. The performance impact of the environment on the antenna may be small compared to a typical antenna. The service life of the antenna is longer than that of a common antenna.

In the embodiment, through the round hole insert 2, the screw 3, the RG1.13 terminal wire 4 and the antenna in the form of the metal shell 1, one end of the terminal wire 4 is welded on the round hole insert 2 and locked with the metal shell 1 by the screw 3, and the other end is provided with a port buckle 5 which is buckled on the main board 6 and matched with a product; the product can realize with external communication, the antenna is difficult to fracture, warp, improves antenna wholeness ability, simple to operate, long service life, and its built-in antenna is fatigued by metal casing 1 and leads to signal radiation not to come out, has provided a new form and has regarded metal casing 1 as the part of antenna, has improved the adverse circumstances of antenna. So that the antenna signal can radiate.

The working principle of the metal shell antenna is described in detail below.

As shown in fig. 1-4, when in use, through the round hole insert 2, the screw 3, the RG1.13 terminal wire 4 and the antenna in the form of the metal shell 1, one end of the terminal wire 4 is welded on the round hole insert 2 and locked with the metal shell 1 by the screw 3, and the other end is provided with a port buckle 5 which is buckled on the main board 6 and matched with a product; the product can realize with external communication, the antenna is difficult to fracture, warp, improves antenna wholeness ability, simple to operate, long service life, and its built-in antenna is fatigued by metal casing 1 and leads to signal radiation not to come out, has provided a new form and has regarded metal casing 1 as the part of antenna, has improved the adverse circumstances of antenna. So that the antenna signal can radiate.

Claims

1. A metal-clad antenna comprising a metal housing (1), characterized in that: the inside of metal casing (1) is provided with round hole inserts (2), the top of round hole inserts (2) is through the one end of screw (3) welding with terminal line (4), the other end of terminal line (4) is provided with port knot (5) to the lock joint is in the bottom of mainboard (6), the inside of metal casing (1) is provided with radio signal receiving and transmitting device.

2. A metal-case antenna according to claim 1, wherein: the metal shell (1) is a cylindrical metal shell, the outer diameter of the metal shell is one hundred millimeters, the inner diameter of the metal shell is ninety five millimeters, and the height of the metal shell is forty nine millimeters.

3. A metal-case antenna according to claim 1, wherein: the round hole insert (2) and the terminal wire (4) have a length of eighty millimeters.

4. A metal-case antenna according to claim 3, wherein: the outer diameter of the round hole insert (2) is six millimeters, and the inner diameter is three points and five millimeters.

5. A metal-case antenna according to claim 1, wherein: the diameter of the screw cap of the screw (3) is six millimeters, and the diameter of the stud is two millimeters.

6. A metal-case antenna according to claim 1, wherein: the main board (6) is connected with the communication contact port through a main board feed point.