CN108521478A - Terminal - Google Patents

Abstract

The disclosure is directed to a kind of terminal, which includes：Ultrasonic range finder sensor, sound chamber component is used to form L-shaped sound chamber, screen includes display panel and transparent substrate, screen is arranged above sound chamber component, one fluting of side setting of transparent substrate, fluting forms the first opening with the first side wall for forming longitudinal sound chamber, first opening is connected to sound chamber, wherein, the first protrusion is provided on the inside of the first side wall, first protrusion is located at the lower section of transparent substrate, vertical range between first protrusion and transparent substrate is the first preset value, the projection in the horizontal direction of first protrusion is Chong Die with the projection of transparent substrate in the horizontal direction, the distance between the top of first protrusion and second sidewall are the second preset value, second sidewall is side wall opposite with the first side wall in the side wall for be formed longitudinal sound chamber.The technical solution can save the structure space on terminal top, meet the effect of screen narrow frame comprehensively；And appearance is more beautiful, reliability higher.

Description

Terminal

Technical field

This disclosure relates to field of terminal technology more particularly to terminal.

Background technology

Nowadays large-screen mobile phone has become the inexorable trend of mobile phone development, is hold by one hand for convenience, many large-size screen monitors hands Machine is all continuing to optimize screen accounting, that is, allows the area that screen accounts for whole mobile phone front surface increasing, the cost paid thus The placing space of range sensor is exactly squeezed so that the knot of range sensor is arranged in the no structure space in top of mobile phone Structure.

Invention content

The embodiment of the present disclosure provides terminal.The technical solution is as follows：

According to the first aspect of the embodiments of the present disclosure, a kind of terminal is provided

Ultrasonic range finder sensor is arranged on the mainboard of the terminal；

Sound chamber component, the sound chamber component are used to form L-shaped sound chamber, and the L-shaped sound chamber includes the lateral sound of connection Chamber and longitudinal sound chamber, the L-shaped sound chamber include pronunciation mouth and echo mouth, the ultrasonic transmission/reception face of the ultrasonic range finder sensor Cover the pronunciation mouth；The sound chamber is used to conduct the ultrasonic wave of the ultrasonic range finder sensor transmitting and returning for extraneous reflection Wave；

Screen, including display panel and transparent substrate, the screen are arranged above the sound chamber component, the transparent base One fluting of side setting of plate, the first side wall for slotting and being formed longitudinal sound chamber form first and are open, and described first Opening is connected to the sound chamber, and the echo that the ultrasonic wave for emitting the sound chamber spreads out of and reflects the external world is incoming described Sound chamber；

Wherein, the first protrusion is provided on the inside of the first side wall, first protrusion is located at the transparent substrate Lower section, the vertical range between first protrusion and the transparent substrate are the first preset value, first protrusion in water Square upward projection is Chong Die with the projection of the transparent substrate in the horizontal direction, the described first raised top and the second side The distance between wall is the second preset value, the second sidewall be in the side wall for be formed longitudinal sound chamber with the first side wall Opposite side wall, the second sidewall are located at the lower section of the transparent substrate.

In one embodiment, first preset value includes 0.1mm to 1mm.

In one embodiment, second preset value includes 0.05mm to 1mm.

In one embodiment, the width of first opening includes 0.05mm to 0.2mm.

In one embodiment, the sound chamber component includes：

The metal-back of the terminal；

Sealant is arranged in the upper surface of the metal-back；

Leading note holder is arranged on the sealant, and the leading note holder and the metal-back assemble to form leading note After sound chamber only in horizontal direction on form gap, the gap is sealed by the sealant.

In one embodiment, the leading note holder and the metal-back assemble after the sound chamber to form leading note in level side Gap is upwardly formed to be generally aligned in the same plane.

In one embodiment, the first transverse part of the leading note holder forms cross with the second transverse part of the metal-back The pronunciation mouth that first opening is the sound chamber is set to cavity, on second transverse part；

The hollow cylinder portion of the leading note holder forms the longitudinal cavity, and the open top in the hollow cylinder portion is institute State the echo mouth of sound chamber.

In one embodiment, the sealant includes sealing foam.

In one embodiment, it is formed when the ultrasonic wave surface of emission of the ultrasonic range finder sensor covers the pronunciation mouth Gap is sealed by first seal.

In one embodiment, other side walls in the side wall of longitudinal sound chamber in addition to the first side wall are formed to be respectively positioned on The lower section of the transparent substrate；

Gap between other described side walls and the transparent substrate is sealed by second seal.

The technical scheme provided by this disclosed embodiment can include the following benefits：The present embodiment can be in terminal Sound chamber is formed provided with sound chamber component, such ultrasonic range finder sensor can be arranged in any position of mainboard, it is not necessary to It is arranged at the top of terminal, a fluting connection sound chamber need to be only set on the transparent substrate of screen, you can realize supersonic sensing The distance measurement function of device saves the structure space on terminal top, meets the effect of screen narrow frame comprehensively；Moreover, being formed described vertical It is provided with the first protrusion on the inside of to the first side wall of sound chamber, can vertically regarded on the basis of not influencing ultrasonic transmission First opening is sheltered from line, avoids terminal front side from the big gap in sight occur, appearance is more beautiful；And first protrusion can Enter sound chamber with a degree of foreign matter that blocks, ensures the reliability of ultrasonic range finder sensor application.More than it should be understood that General description and following detailed description be only exemplary and explanatory, the disclosure can not be limited.

Description of the drawings

The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure Example, and together with specification for explaining the principles of this disclosure.

Fig. 1 is a kind of diagrammatic cross-section of terminal shown according to an exemplary embodiment.

Fig. 2 is a kind of diagrammatic cross-section of sound chamber component shown according to an exemplary embodiment.

Fig. 3 is a kind of partial schematic diagram of terminal shown according to an exemplary embodiment.

Fig. 4 is a kind of diagrammatic cross-section of sound chamber component shown according to an exemplary embodiment.

Fig. 5 is a kind of diagrammatic cross-section of earphone device shown according to an exemplary embodiment.

Fig. 6 is a kind of diagrammatic cross-section of terminal shown according to an exemplary embodiment.

Fig. 7 is a kind of block diagram of terminal shown according to an exemplary embodiment.

Specific implementation mode

Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.

In the description of the disclosure, it should be noted that term "upper", "lower", " longitudinal direction ", " transverse direction ", " vertical ", " water It is flat " etc. the orientation or positional relationships of instructions be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of describing this public affairs Description is opened and simplified, device is not indicated or implied the indicated or element must have a particular orientation, with specific orientation Construction and operation, therefore should not be understood as the limitation to the disclosure.

Fig. 1 is a kind of diagrammatic cross-section of terminal shown according to an exemplary embodiment, as shown in Figure 1, the terminal 1 is wrapped Include mainboard 10, ultrasonic range finder sensor 11, sound chamber component 12, screen 13.

With reference to figure 1, ultrasonic range finder sensor 11 is arranged on the mainboard 10 of terminal 1, and ultrasonic range finder sensor is sent by wave Device, wave receiver, control section and power unit composition, the power unit can be connect with the power supply circuit on mainboard 10, by The power supply circuit is powered by the power unit to ultrasonic range finder sensor 11, and control section can connect the processing of mainboard 10 Device, the processor can control the pulse train frequency sent out to wave transmitter, duty when sparse modulation by control section With count and detection range etc. is controlled, after wave receiver receives the echo of transmitted wave, be converted into electrical parameter, as The output of wave receiver, output to mainboard 10, mainboard can use accurate time difference measurement technology, obtain ultrasonic range finder sensor Ranging is completed in the distance between 11 and external object.

Fig. 2 is a kind of diagrammatic cross-section of sound chamber component shown according to an exemplary embodiment, as shown in Fig. 2, described Sound chamber component 12 is used to form L-shaped sound chamber 121, and the L-shaped sound chamber 121 includes the lateral sound chamber 1211 of connection and longitudinal sound Chamber 1212, the L-shaped sound chamber 121 include pronunciation mouth 1213 and echo mouth 1214.With reference to figure 1 and Fig. 2, the supersonic sounding passes The ultrasonic transmission/reception face of sensor 11 covers the pronunciation mouth 1213, and sound chamber 121 is for conducting the hair of the ultrasonic range finder sensor 11 The echo of the ultrasonic wave and extraneous reflection penetrated；As shown in Figure 1, the ultrasonic range finder sensor 11 is sent out from ultrasonic transmission/reception face After ultrasonic wave, which can pass sequentially through the lateral sound chamber 1211 of connection and longitudinal sound chamber 1212 from pronunciation mouth 1213, so Launch afterwards from echo mouth 1214, and the echo of extraneous reflection passes sequentially through connection after echo mouth 1214 enters sound chamber 121 Longitudinal sound chamber 1212 and lateral sound chamber 1211, then from the ultrasonic transmission/reception face of ultrasonic range finder sensor 11 by the supersonic sounding Sensor 11 receives.

With reference to figure 1, screen 13, including display panel 131 and transparent substrate 132, the display panel 131 is for realizing terminal The display function of screen, what needs to be explained here is that, which can also include touch panel, and the touch panel is for realizing weight The touch function of point screen.Transparent substrate 132 is located at the top of the display panel 131, for protecting the display panel 131 such as Shown in Fig. 1, the screen 13 is arranged above the sound chamber component 12.

Fig. 3 is a kind of partial schematic diagram of terminal shown according to an exemplary embodiment, as shown in figure 3, described transparent One fluting 1321 of side setting of substrate 132, it is generally the case that the distance measuring sensor in terminal is arranged in the top of terminal position It sets, therefore the present embodiment can on one side slot on the top of the transparent substrate 132.The fluting 1321 and formation longitudinal sound chamber 1212 the first side wall 122 forms the first opening 14, as shown in Figure 1, first opening 14 is connected to the sound chamber 121, uses It is passed to the sound chamber in the ultrasonic wave outflow for emitting the sound chamber 121 and by the echo of external world's reflection；

Wherein, as shown in figures 1 and 3, the inside of the first side wall 122 is provided with the first protrusion 1221, and described first Protrusion 1221 is located at the lower section of the transparent substrate 132, vertical between first protrusion 1221 and the transparent substrate 132 Distance H1 is the first preset value, i.e., has certain gap between first protrusion 1221 and transparent substrate 132, not in contact with.Institute The projection in the horizontal direction for stating the first protrusion 1221 is Chong Die with the projection of the transparent substrate 132 in the horizontal direction, this The first protrusion of sample 1221 can shelter from first opening 14 on vertical coverage, exemplary, if the first side wall 122 is vertical Side wall, then the length of first protrusion 1221 be more than or equal to it is described first opening length (not shown), such as Fig. 3 institutes Show first protrusion 1221 width h1 be more than or equal to it is described first be open 14 width h2, then the first protrusion 1221 in water Square upward projection can be overlapped with the projection of the transparent substrate 132 in the horizontal direction, and the first protrusion 1221 is vertical First opening 14 is sheltered from demand line.Certainly, which can also be in time of the first opening 14 and sound chamber 121 It is formed and is blocked between sound mouth 1214, but the distance between the top of the first protrusion 1221 and second sidewall 123 H2 are second pre- If value, i.e., there is certain gap between first protrusion 1221 and second sidewall 123, not in contact with the second sidewall 123 is institute State side wall opposite with the first side wall 122 in the side wall to form longitudinal sound chamber.This guarantees first opening 14 with Connection between the sound chamber 121, the first opening can find to emit in the sound chamber according to arrow shown in Fig. 1 super Sound wave spreads out of and the echo of external world's reflection is passed to the sound chamber, does not influence ultrasonic transmission.In addition, first protrusion 1221 It a degree of can block foreign matter and enter sound chamber, ensure the reliability of ultrasonic range finder sensor application.

The present embodiment can be provided with sound chamber component in terminal and form sound chamber, such ultrasonic range finder sensor It is arranged in any position of mainboard, it is not necessary to be arranged at the top of terminal, a fluting need to be only set on the transparent substrate of screen It is connected to sound chamber, you can realize the distance measurement function of ultrasonic sensor, save the structure space on terminal top, satisfaction is shielded narrow comprehensively The effect of frame；Moreover, being provided with the first protrusion on the inside of the first side wall of formation longitudinal sound chamber, can not influence to surpass On the basis of sonic transmissions, first opening is sheltered from vertical coverage, terminal front side is avoided the big gap in sight occur, Appearance is more beautiful；And first protrusion a degree of can block foreign matter and enter sound chamber, ensure ultrasonic range finder sensor application Reliability.

In a kind of possible embodiment, first preset value includes 0.1mm to 1mm.

As shown in Figure 1, the vertical range H1 between first protrusion 1221 and the transparent substrate 132 is first default Value, first preset value are not easy too greatly, to avoid terminal front side from the big gap in sight occur, which is not easy to too It is small, the transmission for influencing ultrasonic wave is avoided, first preset value includes 0.1mm to 1mm in the present embodiment.

In a kind of possible embodiment, second preset value includes 0.05mm to 1mm.

As shown in Figure 1, the distance between the top of the first protrusion 1221 and second sidewall 123 H2 are the second preset value, it should Second preset value is not easy too big, to meet the narrow frame requirement of terminal, which is not easy to too small, avoids influencing ultrasound The transmission of wave, first preset value includes 0.05mm to 1mm in the present embodiment.

In a kind of possible embodiment, as shown in figure 3, it is described first opening 14 width include 0.05mm extremely 0.2mm。

Here, the width of the first opening 14 is 0.05mm to 0.2mm, it is ensured that correlation energy in ultrasonic range finder sensor Realize functional requirement.

In a kind of possible embodiment, Fig. 4 is a kind of cuing open for sound chamber component shown according to an exemplary embodiment Face schematic diagram, as shown in figure 4, the sound chamber component 12 includes：The metal-back 124 of the terminal；Sealant 125 is arranged in institute State the upper surface of metal-back 124；Leading note holder 126 is arranged on the sealant 125, the leading note holder 126 and the gold Belong to shell 124 and assemble to be formed after the sound chamber of leading note on only in horizontal direction and form gap, the gap passes through the sealant 125 Sealing.

As shown in figure 4, both leading note holder 126 and metal-back 124 constitute the top and bottom sidewall of sound chamber 121, this two parts group When being fitted together, contact portion in only the horizontal direction has certain gap, can be at this in order to ensure the performance of sound chamber 121 Sealant 125 is arranged at gap to seal, the sound chamber of leading note is formed since leading note holder 126 and the metal-back 124 assemble Afterwards in only the horizontal direction on form gap, in this way assembling when, only need to be by 126 positive pressure of leading note holder in 124 upper surface of metal-back Sealant 125 on sealing to sound chamber can be realized, positive pressure assembling sealing may be implemented in above structure, and sealing is simple and reliable, And it is easy assembling.

What needs to be explained here is that the structure of leading note holder shown in Fig. 4 and metal-back is a kind of exemplary structure, this As long as embodiment leading note holder and the metal-back assemble after the sound chamber to form leading note on only in horizontal direction and form gap i.e. Can, there can be various realization structures, not be described in detail one by one herein.

In sound chamber component provided in this embodiment, the leading note holder and the metal-back assemble the sound chamber to form leading note Afterwards only in horizontal direction on form gap, the gap is sealed by the sealant, in this way, seal assemble when, only need by The assembling of the sealing to sound chamber can be realized in leading note holder positive pressure on the sealant of metal-back upper surface, and above structure may be implemented Positive pressure assembling sealing, sealing is simple and reliable, and is easy assembling.

In a kind of possible embodiment, as shown in figure 4, the leading note holder 126 and the metal-back 124 assemble shape It is generally aligned in the same plane at gap is formed in the horizontal direction after the sound chamber of leading note.

Leading note holder and the metal-back are formed in the horizontal direction after assembling the sound chamber to form leading note in the present embodiment Gap is generally aligned in the same plane, in this way, just need to only make the sealant of a connection, the sealant of the connection is arranged in metal-back The designated position of upper surface so that it is simpler quick to make and assemble the sealant.

In a kind of possible embodiment, Fig. 5 is a kind of cuing open for earphone device shown according to an exemplary embodiment Face schematic diagram, as shown in figure 5,1241 shape of the second transverse part of the first transverse part 1261 and the metal-back of the leading note holder The pronunciation mouth that one opening is the sound chamber is set at lateral cavity, on second transverse part 1241；The leading note holder 126 Hollow cylinder portion 1262 forms the longitudinal cavity, and the open top in the hollow cylinder portion 1262 is the echo of the sound chamber Mouthful.

What needs to be explained here is that the hollow cylinder portion is the cylinder of central hollow upper and lower opening.

The present embodiment can form lateral cavity, institute by the first transverse part of leading note holder and the second transverse part of metal-back State the pronunciation mouth that one opening of setting on the second transverse part is the sound chamber；The longitudinal direction is formed by the hollow cylinder portion of leading note holder Cavity, the open top in the hollow cylinder portion are the echo mouth of the sound chamber, the lateral cavity and longitudinal cavity of connection The L-shaped sound chamber formed so assembles realization audio cavity structure, realizes simple.

In a kind of possible embodiment, as shown in Fig. 4 or Fig. 5, the sealant 125 includes foam fluid sealant.

Sealant in the present embodiment includes bubble face fluid sealant, which can carry out good water-stop and dirt Sealing, and to one good isolation characteristic of sound and noise, sound chamber is sealed using foam fluid sealant, is worked well.

In a kind of possible embodiment, Fig. 6 is that a kind of section of terminal shown according to an exemplary embodiment shows It is intended to, leads to as shown in fig. 6, the ultrasonic wave surface of emission of the ultrasonic range finder sensor 11 covers the gap formed when the pronunciation mouth Cross the sealing of first seal 15.

The ultrasonic wave surface of emission of ultrasonic range finder sensor can be covered the gap formed when the pronunciation mouth by the present embodiment It is sealed by first seal, further improves the reliability of ultrasonic ranging.

In a kind of possible embodiment, as shown in fig. 6, removing the first side in forming the side wall of longitudinal sound chamber 1212 Other side walls except wall 122 are respectively positioned on the lower section of the transparent substrate；Between other described side walls and the transparent substrate Gap is sealed by second seal 16, only shows that the gap between second sidewall 123 and transparent substrate is close by second in Fig. 6 Sealing 16 seals.

The present embodiment can be sealed in the gap between other side walls and the transparent substrate by second seal, be prevented Dust enters terminal by the gap, influences terminal capabilities.

Fig. 7 is a kind of block diagram of terminal shown according to an exemplary embodiment, for example, terminal 700 can be mobile phone, is moved Mobile phone, game console, computer, tablet device, personal digital assistant etc..Terminal 700 may include following one or more Component：Processing component 701, memory 702, power supply module 703, multimedia component 704, audio component 705, input/output (I/ O) interface 706, sensor module 707 and communication component 708.

The integrated operation of 701 usual control terminal 700 of processing component, such as with display, call, data communication, phase Machine operates and record operates associated operation.Processing component 701 may include that one or more processors 720 refer to execute It enables, to perform all or part of the steps of the methods described above.In addition, processing component 701 may include one or more modules, just Interaction between processing component 701 and other assemblies.For example, processing component 701 may include multi-media module, it is more to facilitate Interaction between media component 704 and processing component 701.

Memory 702 is configured as storing various types of data to support the operation in terminal 700.These data are shown Example includes instruction for any application program or method that are operated in terminal 700, contact data, and telephone book data disappears Breath, picture, video etc..Memory 702 can be by any kind of volatibility or non-volatile memory device or their group It closes and realizes, such as static RAM (SRAM), electrically erasable programmable read-only memory (EEPROM) is erasable to compile Journey read-only memory (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash Device, disk or CD.

Power supply module 703 provides electric power for the various assemblies of terminal 700.Power supply module 703 may include power management system System, one or more power supplys and other generated with for terminal 700, management and the associated component of distribution electric power.

Multimedia component 704 is included in the screen of one output interface of offer between the terminal 700 and user.One In a little embodiments, screen may include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen Curtain may be implemented as touch screen, to receive input signal from the user.Touch panel includes one or more touch sensings Device is to sense the gesture on touch, slide, and touch panel.The touch sensor can not only sense touch or sliding action Boundary, but also detect duration and pressure associated with the touch or slide operation.In some embodiments, more matchmakers Body component 704 includes a front camera and/or rear camera.When terminal 700 is in operation mode, such as screening-mode or When video mode, front camera and/or rear camera can receive external multi-medium data.Each front camera and Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.

Audio component 705 is configured as output and/or input audio signal.For example, audio component 705 includes a Mike Wind (MIC), when terminal 700 is in operation mode, when such as call model, logging mode and speech recognition mode, microphone by with It is set to reception external audio signal.The received audio signal can be further stored in memory 702 or via communication set Part 708 is sent.In some embodiments, audio component 705 further includes a loud speaker, is used for exports audio signal.

The interface 706 of I/O provides interface, above-mentioned peripheral interface module between processing component 701 and peripheral interface module Can be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and Locking press button.

Sensor module 707 includes one or more sensors, and the state for providing various aspects for terminal 700 is commented Estimate.For example, sensor module 707 can detect the state that opens/closes of terminal 700, and the relative positioning of component, for example, it is described Component is the display and keypad of terminal 700, and sensor module 707 can be with 700 1 components of detection terminal 700 or terminal Position change, the existence or non-existence that user contacts with terminal 700,700 orientation of terminal or acceleration/deceleration and terminal 700 Temperature change.Sensor module 707 may include proximity sensor, be configured to detect without any physical contact Presence of nearby objects.Sensor module 707 can also include optical sensor, such as CMOS or ccd image sensor, at As being used in application.In some embodiments, which can also include acceleration transducer, gyro sensors Device, Magnetic Sensor, pressure sensor or temperature sensor.

Communication component 708 is configured to facilitate the communication of wired or wireless way between terminal 700 and other equipment.Terminal 700 can access the wireless network based on communication standard, such as WiFi, 2G or 3G or combination thereof.In an exemplary implementation In example, communication component 708 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel. In one exemplary embodiment, the communication component 708 further includes near-field communication (NFC) module, to promote short range communication.Example Such as, NFC module can be based on radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology, Bluetooth (BT) technology and other technologies are realized.

In the exemplary embodiment, terminal 700 can be believed by one or more application application-specific integrated circuit (ASIC), number Number processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for executing the above method.

In the exemplary embodiment, it includes the non-transitorycomputer readable storage medium instructed, example to additionally provide a kind of Such as include the memory 702 of instruction, above-metioned instruction can be executed by the processor 720 of terminal 700 to complete the above method.For example, The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk With optical data storage devices etc..

Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice disclosure disclosed herein Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or Person's adaptive change follows the general principles of this disclosure and includes the undocumented common knowledge in the art of the disclosure Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following Claim is pointed out.

It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.

Claims (10)

1. a kind of terminal, which is characterized in that including：

Ultrasonic range finder sensor is arranged on the mainboard of the terminal；

Sound chamber component, the sound chamber component are used to form L-shaped sound chamber, the L-shaped sound chamber include connection lateral sound chamber and Longitudinal sound chamber, the L-shaped sound chamber include pronunciation mouth and echo mouth, the ultrasonic transmission/reception face covering of the ultrasonic range finder sensor The pronunciation mouth；The sound chamber is used to conduct the ultrasonic wave of the ultrasonic range finder sensor transmitting and the echo of extraneous reflection；

Screen, including display panel and transparent substrate, the screen are arranged above the sound chamber component, the transparent substrate One fluting of side setting, the fluting form the first opening, first opening with the first side wall for forming longitudinal sound chamber It is connected to the sound chamber, the ultrasonic wave for emitting the sound chamber spreads out of and the echo of external world's reflection is passed to the sound Chamber；

Wherein, the first protrusion is provided on the inside of the first side wall, first protrusion is located at the lower section of the transparent substrate, Vertical range between first protrusion and the transparent substrate is the first preset value, and first protrusion is in the horizontal direction On projection it is Chong Die with the projection of the transparent substrate in the horizontal direction, between the described first raised top and second sidewall Distance be the second preset value, the second sidewall is opposite with the first side wall in the side wall for be formed longitudinal sound chamber Side wall, the second sidewall are located at the lower section of the transparent substrate.

2. terminal according to claim 1, which is characterized in that first preset value includes 0.1mm to 1mm.

3. terminal according to claim 1, which is characterized in that second preset value includes 0.05mm to 1mm.

4. terminal according to claim 1, which is characterized in that the width of first opening includes 0.05mm to 0.2mm.

5. terminal according to claim 1, which is characterized in that the sound chamber component includes：

The metal-back of the terminal；

Sealant is arranged in the upper surface of the metal-back；

Leading note holder is arranged on the sealant, and the leading note holder and the metal-back assemble the sound chamber to form leading note Afterwards only in horizontal direction on form gap, the gap is sealed by the sealant.

6. terminal according to claim 5, which is characterized in that the leading note holder and the metal-back assemble to form leading note Gap is formed after sound chamber in the horizontal direction to be generally aligned in the same plane.

7. terminal according to claim 5, which is characterized in that

First transverse part of the leading note holder forms lateral cavity with the second transverse part of the metal-back, and described second laterally The first opening of setting is the pronunciation mouth of the sound chamber in portion；

The hollow cylinder portion of the leading note holder forms the longitudinal cavity, and the open top in the hollow cylinder portion is the sound The echo mouth of chamber.

8. terminal according to claim 5, which is characterized in that the sealant includes sealing foam.

9. terminal according to claim 1, which is characterized in that the ultrasonic wave surface of emission of the ultrasonic range finder sensor covers The gap formed when the pronunciation mouth is sealed by first seal.

10. terminal according to claim 1, which is characterized in that formed in the side wall of longitudinal sound chamber and remove the first side wall Except other side walls be respectively positioned on the lower section of the transparent substrate；

Gap between other described side walls and the transparent substrate is sealed by second seal.