CN111446585A

CN111446585A - USB waterproof construction and terminal equipment with same

Info

Publication number: CN111446585A
Application number: CN201910041225.4A
Authority: CN
Inventors: 黄志钢; 王少杰
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2019-01-16
Filing date: 2019-01-16
Publication date: 2020-07-24

Abstract

The utility model relates to a USB waterproof construction and terminal equipment who has this USB waterproof construction, through set up the division wall between USB connector and terminal equipment mainboard, and make division wall connect terminal equipment preceding shell and terminal equipment backshell, inside the division wall can effectual prevention invades terminal equipment from the external steam that the USB connector got into to ensured the safety of the inside electron device of terminal equipment, makeed terminal equipment have the waterproof performance of preferred. Because the partition wall sets up in the passageway between USB connector and terminal equipment mainboard to do not occupy the space between USB connector and the terminal equipment casing, consequently can effectual reduction terminal equipment holistic thickness, the terminal equipment of being convenient for is whole to be made thin.

Description

USB waterproof construction and terminal equipment with same

Technical Field

The present disclosure relates to the field of terminal devices, and in particular, to a USB waterproof structure and a terminal device having the USB waterproof structure.

Background

The USB connector is an indispensable bridge for data transmission between different terminal devices. The USB connector includes a conventional USB connector, such as a USB connector having a USB2.0 interface and a USB3.0 interface, which needs to be distinguished from the front and back sides, and an external connection device needs to be aligned with an interface direction of a USB connection socket (i.e., an internal device disposed in a mobile phone, a computer, etc.) to be inserted. The USB connector still includes neotype USB connector, for example has the USB connector of TYPE C interface, and the positive and negative need not be distinguished to this TYPE of neotype USB connector, and external connection equipment is connected female direct cartridge of seat with the USB can, has realized that the positive and negative two sides can be inserted.

The mobile phone with waterproof function is one of the development directions of modern mobile phones, and at present, the mainstream mobile phone manufacturers all provide the mobile phones with waterproof function. The USB connector is an interface for realizing data transmission between internal equipment and external equipment of the mobile phone, and occupies a large area on the surface of the mobile phone, so that USB waterproofing is an important link for realizing the waterproofing of the mobile phone.

Fig. 1 shows a USB waterproof structure in the related art, please refer to fig. 1. Fig. 1 discloses a USB waterproof structure, which includes a USB connector 110 and a terminal device housing 120, wherein a waterproof layer 130 is filled between the USB connector 110 and the terminal device housing 120, and the waterproof layer 130 may be a silica gel layer. Due to the waterproof layer 130 arranged between the USB connector 110 and the terminal device housing 120, external moisture can be effectively prevented from entering the terminal device through the USB connector 110 to damage electronic devices in the terminal device.

However, in the USB waterproof structure in the related art, since the waterproof layer 130 is filled between the USB connector 110 and the terminal device housing 120, the thickness of the terminal device is increased, which is not favorable for the thinning of the whole terminal device.

Disclosure of Invention

To overcome the problems in the related art, the present disclosure provides a USB waterproof structure and a terminal device having the same.

According to a first aspect of the embodiments of the present disclosure, there is provided a USB waterproof structure including: the USB connector is arranged between the front shell of the terminal equipment and the rear shell of the terminal equipment, a separation wall is arranged between the USB connector and the main board of the terminal equipment, and the separation wall is connected with the front shell of the terminal equipment and the rear shell of the terminal equipment.

In some possible embodiments, the partition wall is adhesively connected to the terminal device front case and the terminal device rear case by a first adhesive.

In some possible embodiments, the separation wall is integrally formed with the front terminal device housing, and the separation wall is adhesively connected with the rear terminal device housing by a first adhesive.

In some possible embodiments, a first adhesive groove is formed in the terminal device rear case, a second adhesive groove is formed in an end of the separation wall close to the terminal device rear case, and a first adhesive is filled in the first adhesive groove and the second adhesive groove to adhesively connect the separation wall and the terminal device rear case.

In some possible embodiments, the partition wall is perpendicular to the terminal device front housing and the terminal device rear housing.

In some possible embodiments, the USB connector includes a tongue extending along an insertion direction of an external device and an internal device, and a shell surrounding the tongue, and the shell and the tongue form a space for inserting the external device.

In some possible embodiments, the tongue piece is connected with the terminal equipment main board through a flexible circuit board; the isolation wall is provided with a via hole, and the flexible circuit board penetrates through the via hole and then is connected with the terminal equipment mainboard.

In some possible embodiments, the via is filled with a second adhesive.

In some possible embodiments, the first adhesive and the second adhesive are both silicone.

According to another aspect of the embodiments of the present disclosure, there is provided a terminal device including the USB waterproof structure according to any one of the preceding claims.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

through set up the division wall between USB connector and terminal equipment mainboard, and make division wall connection terminal equipment preceding shell and terminal equipment backshell, inside the division wall can effectual prevention invaded terminal equipment from the external steam that the USB connector got into to ensured the safety of the inside electron device of terminal equipment, makeed terminal equipment have the waterproof performance of preferred.

Because the partition wall sets up in the passageway between USB connector and terminal equipment mainboard to do not occupy the space between USB connector and the terminal equipment casing, consequently can effectual reduction terminal equipment holistic thickness, the terminal equipment of being convenient for is whole to be made thin.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a diagram of a USB waterproof structure in the related art.

Fig. 2 is a schematic diagram illustrating a USB waterproof structure according to an exemplary embodiment.

Fig. 3 is a schematic structural diagram of a terminal device shown according to an exemplary embodiment.

Description of reference numerals:

the related technology comprises the following steps:

110-USB connector;

120-terminal equipment housing;

130-waterproof layer.

The present disclosure:

210-terminal equipment front shell;

220-terminal equipment back shell;

221-a first bonding groove;

230-a USB connector;

231-tongue piece;

232-a housing;

240-partition wall;

241-a second bonding groove;

250-a first adhesive;

260-flexible circuit board;

270-a second adhesive;

310-a memory;

320-a processor;

330-power supply components;

340-multimedia components;

350-an audio component;

360-input/output interface;

370-a sensor assembly;

380-communication component.

With the foregoing drawings in mind, certain embodiments of the disclosure have been shown and described in more detail below. These drawings and written description are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the concepts of the disclosure to those skilled in the art by reference to specific embodiments.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Example one

FIG. 2 is a schematic diagram of a USB waterproof structure shown in accordance with an exemplary embodiment; please refer to fig. 2. This embodiment provides a USB waterproof construction, includes: the USB connector 230 is disposed between the terminal device front case 210 and the terminal device rear case 220, and a partition wall 240 is disposed between the USB connector 230 and a terminal device main board (not shown), and the partition wall 240 connects the terminal device front case 210 and the terminal device rear case 220.

Specifically, the terminal device of this embodiment may be a mobile phone, a computer, a tablet device, a personal digital assistant, a medical device, a fitness device, or the like.

The front case 210 and the rear case 220 of the terminal device in this embodiment may be made of a casing material commonly used in the prior art, for example, a material such as metal, plastic, or ceramic may be used, which is not further limited in this embodiment. The front terminal device shell 210 and the rear terminal device shell 220 may be fixed by a structure such as a snap.

The USB connector 230 of this embodiment may select a connector having a USB2.0 interface, may also select a connector having a USB3.0 interface, or a connector having a TYPE C interface, which is not further limited in this embodiment.

In this embodiment, the USB connector 230 may be disposed at a lower end of the terminal device and located between the front shell 210 and the rear shell 220 of the terminal device, the USB connector 230 includes a tongue 231 and a shell 232, the tongue 231 extends along an insertion direction of the external device and the internal device, the shell 232 surrounds the tongue 231, and the shell 232 and the tongue 231 form a space for inserting the external device. The housing 232 is also connected to the internal device, as in an alternative embodiment, the housing 232 may be specifically connected to the internal device, for example, a PCB of a terminal device, such that the tongue 231 is fixedly connected to the internal device via the housing 232.

In the present embodiment, the housing 232 is made of a metal material, and the housing 232 may be formed in a substantially cylindrical shape by a punching process so as to be fitted around the outside of the tongue 231. Specifically, the housing 232 has an outer end close to the external device and an inner end close to the internal device, the space for inserting the external device is formed between the outer end of the housing 232 and the tongue 231, and the inner end of the housing 232 is fixedly connected to the tongue 231. After the housing 232 is punched, the dimension of the outer end of the housing 232 in the thickness direction of the tongue 231 is larger than the dimension of the inner end of the housing 232 in the thickness direction of the tongue 231, and the dimension of the outer end of the housing 232 in the width direction of the tongue 231 is larger than the dimension of the inner end of the housing 232 in the width direction of the tongue 231.

A partition wall 240 is provided between the USB connector 230 and the terminal device main board, and the partition wall 240 connects the terminal device front case 210 and the terminal device rear case 220. That is, in the present embodiment, the installation direction of the partition wall 240 intersects with the insertion direction of the external device and the internal device, and the partition wall 240 may be disposed obliquely or vertically. The partition wall 240 connects the terminal device front case 210 and the terminal device rear case 220, so as to block a passage along the insertion direction of the external device and the internal device, so that the USB connector 230, the partition wall 240, the terminal device front case 210 and the terminal device rear case 220 together enclose a space, and only one end of the space facing the external device of the USB connector 230 has an opening. Therefore, even if external water vapor enters the space from the opening of the USB connector 230, the external water vapor cannot further enter the terminal device along the insertion direction between the external device and the internal device, so that the safety of the electronic devices inside the terminal device is guaranteed, and the terminal device has better waterproof performance.

The connection mode between the partition wall 240 and the front terminal device housing 210 and the rear terminal device housing 220 in this embodiment may be determined according to the specific materials selected for the partition wall 240, the front terminal device housing 210 and the rear terminal device housing 220. For example, when the partition wall 240, the front terminal device case 210, and the rear terminal device case 220 are made of metal, they may be fixed by welding; when the partition wall 240, the front terminal device housing 210 and the rear terminal device housing 220 are made of plastic, they may be fixed by bonding.

Since the partition wall 240 of the present embodiment is disposed in the channel between the USB connector 230 and the motherboard of the terminal device, the partition wall 240 is disposed substantially along the direction perpendicular to the insertion direction of the external device and the internal device (i.e. the thickness direction of the terminal device), and is substantially parallel to the USB connector 230 in the thickness direction of the terminal device, and does not occupy the space between the USB connector 230 and the casing of the terminal device, thereby effectively reducing the thickness of the whole terminal device, and facilitating the thinning of the whole terminal device.

As can be seen from the above description, in the USB waterproof structure provided in this embodiment, the isolation wall 240 is disposed between the USB connector 230 and the terminal device motherboard, and the isolation wall 240 is connected to the terminal device front shell 210 and the terminal device rear shell 220, so that the isolation wall 240 can effectively prevent external water vapor entering from the USB connector 230 from invading into the terminal device, thereby ensuring the safety of electronic devices inside the terminal device, and enabling the terminal device to have better waterproof performance.

Because the partition wall is arranged in the channel between the USB connector 230 and the terminal equipment mainboard and does not occupy the space between the USB connector and the terminal equipment shell, the overall thickness of the terminal equipment can be effectively reduced, and the terminal equipment can be conveniently thinned.

The embodiment will be further described below by taking the plastic materials as examples for the partition wall 240, the front terminal device housing 210 and the rear terminal device housing 220.

In some possible embodiments, the partition wall 240 is adhesively connected to the terminal device front case 210 and the terminal device rear case 220 by a first adhesive 250. At this time, the partition wall 240, the terminal device front case 210 and the terminal device rear case 220 are three independent components, and during assembly, the partition wall 240 and the terminal device front case 210 or the terminal device rear case 220 may be bonded together, and then the first adhesive 250 is applied to the free end surface of the partition wall 240, and then the free end of the partition wall 240 and the remaining terminal device rear case 220 or the terminal device front case 210 are bonded together, and finally the terminal device front case 210 and the terminal device rear case 220 are fixedly connected.

In some possible embodiments, the partition wall 240 is integrally formed with the terminal device front case 210, and the partition wall 240 is adhesively connected to the terminal device rear case 220 by the first adhesive 250. At this time, the partition wall 240 and the terminal device front case 210 are one piece, and the terminal device rear case 220 is another independent part. The partition wall 240 and the terminal device front shell 210 can be integrally formed by injection molding through a mold, so that industrial production can be realized, and cost reduction is facilitated; the scheme that the partition wall 240 and the terminal device front shell 210 are integrally formed is adopted, and the terminal device is convenient to assemble.

In the related art, a waterproof layer is filled between the USB connector and the terminal equipment shell, and a liquid injection molding process is required to be added when the waterproof layer is arranged, so that the production cost is increased; by adopting the scheme of the embodiment, the partition wall 240 is integrally molded during the injection molding of the front shell 210 of the terminal device, and no additional production process is needed, so that the production cost can be obviously saved.

In the assembly of the present embodiment, the first adhesive 250 may be applied to the free end surface of the partition wall 240, the free end of the partition wall 240 may be adhered to the terminal device rear shell 220, and the terminal device front shell 210 may be fixedly connected to the terminal device rear shell 220.

Further, a first adhesive groove 221 is formed in the terminal device rear case 220, a second adhesive groove 241 is formed in an end of the partition wall 240 close to the terminal device rear case 220, and a first adhesive 250 is filled in the first adhesive groove 221 and the second adhesive groove 241 to adhesively connect the partition wall 240 and the terminal device rear case 220. Through setting up first bonding groove 221 and second bonding groove 241, can fully pack first adhesive 250, the effectual bonding effect who guarantees division wall 240 and terminal equipment backshell 220.

In some possible embodiments, the partition wall 240 is perpendicular to the front end housing 210 and the rear end housing 220 of the terminal device, that is, the partition wall 240 is disposed along a direction perpendicular to the insertion direction of the external device and the internal device, so that the length of the partition wall 240 can be minimized, and space and material can be saved.

In some possible embodiments, the tongue 231 is connected to the terminal device main board through a flexible circuit board 260; the partition wall 240 is provided with a via hole, and the flexible circuit board 260 is connected with the terminal equipment main board after passing through the via hole.

Specifically, the flexible circuit board 260 may be integrated in the terminal device front shell 210, and together with the partition wall 240 and the terminal device front shell 210, form a terminal device front shell assembly, so that the terminal device front shell assembly is more convenient to mount and dismount; the flexible circuit board 260 is integrated in the terminal device front shell 210, so that the flexible circuit board 260 and the USB connector 230 can be replaced conveniently, and if the flexible circuit board 260 and the USB connector 230 are damaged due to the fact that the terminal device falls into water by mistake, the terminal device front shell assembly and the USB connector 230 can be replaced directly.

In some possible embodiments, the via hole is filled with the second adhesive 270 to further ensure the waterproof quality, the second adhesive 270 is filled between the flexible circuit board 260 and the partition wall 240 in the via hole, and a certain amount of the second adhesive 270 may be filled on the side of the partition wall 240 facing the tongue piece 231, so as to ensure the waterproof effect.

In some possible embodiments, the first adhesive 250 and the second adhesive 270 are both selected to be silicone.

Example two

The embodiment provides a terminal device, and the terminal device is provided with the USB waterproof structure according to the first embodiment.

Because the USB waterproof structure is arranged on the terminal equipment, the USB waterproof structure comprises the isolation wall arranged between the USB connector and the terminal equipment mainboard, the isolation wall is connected with the terminal equipment front shell and the terminal equipment rear shell, and the isolation wall can effectively prevent external water vapor entering from the USB connector from invading the terminal equipment, so that the safety of electronic devices in the terminal equipment is ensured, and the terminal equipment has better waterproof performance.

Fig. 3 is a schematic structural diagram of a terminal device according to an exemplary embodiment, and as shown in fig. 3, the terminal device includes:

a memory 310 and a processor 320.

The memory 310 is used to store executable instructions for the processor 320.

In the above terminal embodiments, it should be understood that the Processor 320 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), etc. The general-purpose processor may be a microprocessor, or the processor may be any conventional processor, and the aforementioned memory may be a read-only memory (ROM), a Random Access Memory (RAM), a flash memory, a hard disk, or a solid state disk. SIM cards, also known as subscriber identity cards, smart cards, must be installed in a digital mobile phone for use. That is, the information of the digital mobile phone client, the encrypted key and the contents of the user's phone book are stored on the computer chip. The steps of a method disclosed in connection with the embodiments of the present disclosure may be embodied directly in a hardware processor, or in a combination of hardware and software modules.

The terminal device may include one or more of the following components: memory 310, processor 320, power component 330, multimedia component 340, audio component 350, input/output (I/O) interface 360, sensor component 370, and communication component 380.

The processor 320 generally controls the overall operation of the terminal device, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. Processor 320 may include one or more sub-processors to execute instructions to perform all or a portion of the steps of the methods described above. Further, processor 320 may include one or more modules that facilitate interaction between processor 320 and other components. For example, the processor 320 may include a multimedia module to facilitate interaction between the multimedia component 340 and the processor 320.

The memory 310 is configured to store various types of data to support operations at the terminal device. Examples of such data include instructions for any application or method operating on the terminal device, contact data, phonebook data, messages, pictures, videos, etc. The memory 310 may be implemented by any type or combination of volatile or non-volatile memory devices, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.

The power supply component 330 provides power to the various components of the terminal device. The power components 330 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for the terminal device.

In some embodiments, the multimedia component 340 includes a front-facing camera and/or a rear-facing camera, the front-facing camera and/or the rear-facing camera may receive external multimedia data when the terminal device is in an operating mode, such as a photographing mode or a video mode.

The audio component 350 is configured to output and/or input audio signals. For example, the audio component 350 includes a Microphone (MIC) configured to receive an external audio signal when the terminal device is in an operating mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may further be stored in memory 310 or transmitted via communications component 380. In some embodiments, audio component 350 also includes a speaker for outputting audio signals.

I/O interface 360 provides an interface between processor 320 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.

The sensor component 370 includes one or more sensors for providing various aspects of status assessment for the terminal device. For example, the sensor assembly 370 may detect the open/closed status of the terminal device, the relative positioning of the components, such as the display and keypad of the terminal device, the sensor assembly 370 may also detect a change in the position of the terminal device or a component of the terminal device, the presence or absence of user contact with the terminal device, orientation or acceleration/deceleration of the terminal device, and a change in the temperature of the terminal device. The sensor assembly 370 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 370 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 370 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.

Communication component 380 is configured to facilitate wired or wireless communication between the terminal device and other devices. The terminal device may access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication component 380 receives a broadcast signal or broadcast related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 380 further includes a Near Field Communication (NFC) module to facilitate short-range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.

Of course, the structure of the terminal device is not limited thereto, and the embodiment is only illustrated here.

In an exemplary embodiment, the terminal device may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), programmable logic devices (P L D), Field Programmable Gate Arrays (FPGAs), controllers, microcontrollers, microprocessors, or other electronic components.

The terminal equipment that this embodiment provided, through setting up USB waterproof construction, USB waterproof construction includes and sets up the division wall between USB connector and terminal equipment mainboard, and division wall connection terminal equipment front shell and terminal equipment backshell, inside the division wall can effectual prevention invades terminal equipment from the external steam that the USB connector got into to ensured the safety of the inside electron device of terminal equipment, makeed terminal equipment have the waterproof performance of preferred.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A USB waterproof structure, characterized by comprising: the USB connector is arranged between the front shell of the terminal equipment and the rear shell of the terminal equipment, a separation wall is arranged between the USB connector and the main board of the terminal equipment, and the separation wall is connected with the front shell of the terminal equipment and the rear shell of the terminal equipment.

2. The USB waterproof structure according to claim 1, wherein the partition wall is adhesively connected to the terminal device front case and the terminal device rear case by a first adhesive.

3. The USB waterproof structure according to claim 1, wherein the partition wall is integrally formed with the front case of the terminal device, and the partition wall is adhesively connected to the rear case of the terminal device by a first adhesive.

4. The waterproof USB structure according to claim 3, wherein a first adhesive groove is formed in the terminal device rear case, a second adhesive groove is formed in an end of the partition wall close to the terminal device rear case, and a first adhesive is filled in the first adhesive groove and the second adhesive groove to adhesively connect the partition wall and the terminal device rear case.

5. The USB waterproof structure according to claim 1, wherein the partition wall is perpendicular to the terminal device front case and the terminal device rear case.

6. The waterproof structure of claim 2, 3 or 4, wherein the USB connector includes a tongue extending in a direction of insertion of an external device into an internal device, and a case surrounding the tongue, the case and the tongue forming a space for insertion of the external device.

7. The USB waterproof structure according to claim 6, wherein the tongue piece is connected with the terminal equipment main board through a flexible circuit board; the isolation wall is provided with a via hole, and the flexible circuit board penetrates through the via hole and then is connected with the terminal equipment mainboard.

8. The USB waterproof structure according to claim 7, wherein the via hole is filled with a second adhesive.

9. The USB waterproof structure according to claim 8, wherein the first adhesive and the second adhesive are both silicone.

10. A terminal device characterized by comprising the USB waterproof structure according to any one of claims 1 to 9.