CN210867787U

CN210867787U - 3G smart phone

Info

Publication number: CN210867787U
Application number: CN201921976908.0U
Authority: CN
Inventors: 罗劲峰
Original assignee: Shenzhen Dingwei Technology Co ltd
Current assignee: Shenzhen Dingwei Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-26
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to a cell-phone antenna technical field discloses a 3G smart mobile phone, including the cell-phone body that is used for mobile communication, the cell-phone body includes the face-piece, be equipped with on the face-piece and be used for control the PCB board subassembly of cell-phone body, the face-piece is close to the drain pan is installed to the one end of PCB board subassembly, PCB board subassembly is including being located this internal PCB board of cell-phone, be equipped with on the PCB board and be used for the transmission the antenna of cell-phone body signal, the antenna is located the top of cell-phone body. The mobile phone body is used for mobile phone communication, the antenna is arranged on the PCB and is positioned at the top end of the mobile phone body, so that the signal receiving and sending performance of the mobile phone antenna is enhanced, the antenna structure is compact, and the internal use space of the mobile phone body is increased.

Description

3G smart phone

Technical Field

The utility model relates to a cell-phone antenna technical field especially relates to a 3G smart mobile phone.

Background

Smartphones (also called smart phones, english: smartphones) are collective names for those phones with stronger computing power and functions than traditional functional phones. The operating systems most used by smartphones are: windows Phone, Android, IOS and BlackBerry OS, but the application software between them is not compatible. The smart phones can be provided with third-party software like a personal computer, so that the functions of the smart phones are rich and the smart phones can be expanded continuously.

Because the recent overseas market has a great demand on 3G intelligent machines, the traditional scheme is to design an antenna at the bottom of the mobile phone, so that free space antenna debugging is facilitated, and the implementation is easy. However, in consideration of the actual use scene of the user, the hand-held state during making a call or surfing the internet, the antenna attenuation is inevitable, and the user experience is poor when the user uses the antenna in an area with poor signals.

Therefore, how to enhance the signal receiving and transmitting performance of the mobile phone antenna becomes a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in the signal of reinforcing cell-phone antenna receives and dispatches the performance.

Therefore, according to the first aspect, the embodiment of the utility model discloses a 3G smart mobile phone, include: the mobile phone body is used for mobile phone communication and comprises a face shell, a PCB (printed circuit board) assembly used for controlling the mobile phone body is arranged on the face shell, the face shell is close to one end of the PCB assembly, the bottom shell is arranged at one end of the PCB assembly, the PCB assembly comprises a PCB (printed circuit board) positioned in the mobile phone body, an antenna used for transmitting signals of the mobile phone body is arranged on the PCB, and the antenna is positioned at the top end of the mobile phone body.

The utility model discloses further set up to, the face-piece with the drain pan passes through screw fixed connection.

The utility model discloses further set up to, the breach has been seted up on the drain pan, install in the breach and be used for the PCB board provides the battery of electric energy.

The utility model discloses further set up to, the drain pan for the one end of face-piece is equipped with and is used for the fastening the bottom of battery, the bottom with drain pan fixed connection.

The utility model discloses further set up to, the face-piece is equipped with for the one end of drain pan and is used for showing the display screen of cell-phone body information.

The utility model discloses further set up to, the display screen for the one end of face-piece is equipped with the touch-sensitive screen, the touch-sensitive screen with display screen fixed connection.

The utility model discloses following beneficial effect has: the mobile phone body is used for mobile phone communication, the antenna is arranged on the PCB and is positioned at the top end of the mobile phone body, so that the signal receiving and sending performance of the mobile phone antenna is enhanced, the antenna structure is compact, and the internal use space of the mobile phone body is increased.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded schematic view of a 3G smart phone disclosed in this embodiment;

fig. 2 is a schematic diagram of signal testing of the antenna bottom and the antenna top of the smart phone.

Reference numerals: 1. a face shell; 2. a PCB board assembly; 21. a PCB board; 22. an antenna; 3. a bottom case; 31. A notch; 4. a battery; 5. a bottom cover; 6. a display screen; 7. a touch screen; 8. a screw; 9. a rear flash lens; 10. camera lens.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The embodiment of the utility model discloses 3G smart mobile phone, as shown in figure 1, include: a cell-phone body for mobile communication, cell-phone body include face-piece 1, are equipped with PCB board subassembly 2 that is used for controlling the cell-phone body on the face-piece 1, and bottom shell 3 is installed to the one end that face-piece 1 is close to PCB board subassembly 2, and PCB board subassembly 2 is equipped with the antenna 22 that is used for transmitting cell-phone body signal including being located this internal PCB board 21 of cell-phone on the PCB board 21, and antenna 22 is located the top of cell-phone body. In the specific implementation process, the PCB board 21 is provided with a speaker.

It should be noted that the mobile phone body is used for mobile phone communication, the antenna 22 is disposed on the PCB 21 and located at the top end of the mobile phone body, so as to enhance the signal receiving and sending performance of the mobile phone antenna 22, make the antenna 22 compact in structure, and increase the internal usage space of the mobile phone body.

As shown in fig. 1, the front case 1 and the bottom case 3 are fixedly connected by screws 8.

As shown in fig. 1, a notch 31 is formed on the bottom case 3, and a battery 4 for supplying power to the PCB 21 is installed in the notch 31. In the implementation process, the battery 4 is in contact with the bottom of the bottom shell 3, so that the capacity of the battery 4 can be improved.

As shown in fig. 1, a bottom cover 5 for fastening the battery 4 is disposed at an end of the bottom case 3 opposite to the front case 1, and the bottom cover 5 is fixedly connected to the bottom case 3. In the specific implementation process, the bottom cover 5 is sequentially provided with a back flash lens 9 and a camera lens 10.

As shown in fig. 1, a display screen 6 for displaying the information of the mobile phone body is arranged at one end of the face shell 1 opposite to the bottom shell 3.

As shown in fig. 1, a touch screen 7 is disposed at one end of the display screen 6 opposite to the panel 1, and the touch screen 7 is fixedly connected to the display screen 6.

Fig. 2 is a schematic diagram of a signal test between the bottom of an antenna 22 and the top of the antenna 22 of a smart phone, and through a comparison test, indexes of the free space antenna 22 are consistent, high-frequency and low-frequency attenuations of the antenna 22 at the top are 2dB smaller than those of a model with the antenna 22 at the bottom when a human is simulated to talk, and user experience is better; as can be seen from fig. 2, the battery 4 can extend to the bottom of the body, and the body battery 4 with the same size has larger capacity, so that the user experience duration is better; the cost is more excellent, the antenna coaxial line, the coaxial line connector and the antenna small plate are omitted from the BOM, and the mobile phone is more time-saving and labor-saving in assembly.

The working principle is as follows: the mobile phone body is used for mobile phone communication, the antenna 22 is arranged on the PCB 21 and is positioned at the top end of the mobile phone body, so that the signal receiving and sending performance of the mobile phone antenna 22 is enhanced, the structure of the antenna 22 is compact, and the internal use space of the mobile phone body is increased.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A3G smart phone, comprising: a cell phone body for mobile phone communication, the cell phone body includes face-piece (1), be equipped with on face-piece (1) and be used for control PCB board subassembly (2) of cell phone body, face-piece (1) is close to drain pan (3) are installed to the one end of PCB board subassembly (2), PCB board subassembly (2) is including being located this internal PCB board (21) of cell-phone, be equipped with on PCB board (21) and be used for the transmission antenna (22) of cell-phone body signal, antenna (22) are located the top of cell-phone body.

2. 3G smart phone according to claim 1, characterised in that the face shell (1) and the bottom shell (3) are fixedly connected by means of screws (8).

3. 3G smart phone according to claim 2, wherein the bottom shell (3) is provided with a notch (31), and a battery (4) for supplying power to the PCB (21) is installed in the notch (31).

4. 3G smart phone according to claim 3, characterised in that one end of the bottom case (3) opposite to the face case (1) is provided with a bottom cover (5) for fastening the battery (4), the bottom cover (5) being fixedly connected with the bottom case (3).

5. 3G smart phone according to claim 1, characterised in that one end of the face shell (1) opposite to the bottom shell (3) is provided with a display screen (6) for displaying the phone body information.

6. A3G smart phone according to claim 5, characterised in that the display screen (6) is provided with a touch screen (7) at an end opposite to the face shell (1), the touch screen (7) being fixedly connected to the display screen (6).