CN-224232916-U - Frame type mobile phone antenna

Abstract

The utility model discloses a frame type mobile phone antenna, which comprises a mobile phone frame, wherein an antenna body is arranged at the corner of one side of the mobile phone frame, a plurality of first welding pieces are fixedly arranged on the outer wall of the front end of the antenna body, a second welding piece is fixedly arranged on the outer wall of the other side of the antenna body, a third welding piece is arranged on the outer wall of the other side of the front end of the antenna body, the antenna body is integrally welded with the mobile phone frame through the first welding pieces, the second welding pieces and the third welding pieces to form a frame type mobile phone antenna structure, the antenna body comprises an antenna substrate, and one side of the antenna substrate is provided with a high-frequency radiation arm.

Inventors

• LIANG WENXING

Assignees

• 梁文兴

Dates

Publication Date

20260512

Application Date

20250422

Claims (6)

1. 1. The utility model provides a frame formula cell-phone antenna, includes cell-phone frame (1), its characterized in that, one side corner of cell-phone frame (1) is provided with antenna body (2), fixed mounting has a plurality of first welding pieces (3) on the front end outer wall of antenna body (2), fixed mounting has a second welding piece (4) on the opposite side outer wall of antenna body (2), install a third welding piece (5) on the front end opposite side outer wall of antenna body (2), antenna body (2) form the cell-phone antenna structure of frame formula through first welding piece (3), second welding piece (4) and third welding piece (5) and cell-phone frame (1) integral welding, antenna body (2) are including antenna substrate (201), one side of antenna substrate (201) is provided with high frequency radiation arm (202), the opposite side of antenna substrate (201) is provided with low frequency radiation arm (203).
2. 2. The frame-type mobile phone antenna according to claim 1, wherein an isolation groove (6) is formed between the high-frequency radiation arm (202) and the low-frequency radiation arm (203) and located on the upper surface of the antenna substrate (201).
3. 3. A frame type mobile phone antenna according to claim 2, characterized in that the isolation groove (6) is internally coated with a carbon nano tube coating.
4. 4. A frame type mobile phone antenna according to claim 1, characterized in that a plurality of feeding points (7) are arranged on the upper surface of the antenna substrate (201) and on the bottom end side of the low frequency radiation arm (203).
5. 5. A frame type mobile phone antenna according to claim 1, characterized in that the lower surface of the high frequency radiating arm (202) is provided with a first ground layer (8).
6. 6. A frame type mobile phone antenna according to claim 1, characterized in that the lower surface of the low frequency radiating arm (203) is provided with a second ground layer (9).

Description

Frame type mobile phone antenna Technical Field The utility model relates to the technical field of mobile phone antennas, in particular to a frame type mobile phone antenna. Background In the last thirty years, mobile communication has evolved rapidly, undergoing a further generation of technical innovation. Mobile phones are also being changed significantly as an internet portal. From mobile phone of the first generation mobile communication, digital mobile phone of the second generation mobile communication, mobile multimedia mobile phone of the third generation mobile communication, multifunctional smart mobile phone of the fourth generation mobile communication system, future 5G high-speed multifunctional mobile phone, mobile phone antenna gradually develops towards miniaturization, multifrequency, full metal frame and the like; At present, 2G and 3G, LTE (4G) systems exist in China, the 2G system uses 1710-1850MHz, the 3G system uses frequency bands 1880-2170MHz, the LTE (4G) system uses 2300-2690MHz, and the wireless communication system in China currently covers 1710-2690MHz frequency bands; Meanwhile, on the 11 th and 15 th 2017, the industrial and information department issues notification about related matters of using 3300MHz-3600MHz and 4800MHz-5000MHz frequency bands of a fifth generation mobile communication system, and represents that China is about to enter the 5G age, and mobile phones as representatives of mobile communication inevitably lead the trend of the 5G age; The traditional mobile phone antenna and the mobile phone frame are designed in a split type, so that when the mobile phone is integrally assembled, the mobile phone antenna is required to be independently assembled in the frame of the mobile phone, the assembly process is increased, the assembly cost is increased, and the integral assembly speed is reduced. Disclosure of utility model The present utility model is directed to a frame-type mobile phone antenna, so as to solve the above-mentioned problems in the prior art. In order to achieve the above purpose, the utility model provides a frame type mobile phone antenna, which comprises a mobile phone frame, wherein an antenna body is arranged at a corner of one side of the mobile phone frame, a plurality of first welding pieces are fixedly arranged on the outer wall of the front end of the antenna body, a second welding piece is fixedly arranged on the outer wall of the other side of the antenna body, a third welding piece is arranged on the outer wall of the other side of the front end of the antenna body, the antenna body is integrally welded with the mobile phone frame through the first welding pieces, the second welding pieces and the third welding pieces to form a frame type mobile phone antenna structure, the antenna body comprises an antenna substrate, a high-frequency radiation arm is arranged on one side of the antenna substrate, and a low-frequency radiation arm is arranged on the other side of the antenna substrate. Preferably, an isolation groove is formed between the high-frequency radiation arm and the low-frequency radiation arm and positioned on the upper surface of the antenna substrate. Preferably, the carbon nanotube coating is coated in the isolation groove. Preferably, a plurality of feeding points are arranged on the side of the bottom end of the low-frequency radiation arm and positioned on the upper surface of the antenna substrate. Preferably, the lower surface of the high-frequency radiating arm is provided with a first ground layer. Preferably, the lower surface of the low-frequency radiation arm is provided with a second ground layer. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, the first welding sheet, the second welding sheet and the third welding sheet are used in a matched mode, when the mobile phone frame is produced, the adaptive antenna body can be directly welded in the mobile phone frame, so that an assembled frame mobile phone antenna structure of the frame and the antenna can be formed, the assembled frame mobile phone antenna structure can be directly used as a factory assembly structure, an assembly link between a mobile phone antenna and the frame can be omitted when the mobile phone is assembled, the practical use effect of the frame and the antenna assembly is achieved, the integral assembly procedure of the mobile phone can be reduced, the assembly cost is reduced, and the integral assembly speed of the mobile phone can be improved; Meanwhile, the outer side of the antenna body is provided with a plurality of welding sheet point areas, so that the practical use effect of multi-point area welding is achieved, the integral connection strength with the mobile phone frame can be greatly improved, the assembly using effect of multi-point and multi-area reinforced connection is achieved, and the structure is more stable in use. Drawings Fig. 1 is a schematic diagram of a