CN208079199U - Mobile terminal - Google Patents

Abstract

The present disclosure provides a mobile terminal, which includes a scroll wheel and a sound emitting device matched with the scroll wheel, and the volume value of the output audio of the sound emitting device can be adjusted according to the rotation stroke of the scroll wheel. The disclosure solves the problem of insufficient button feel and multiple adjustments by adjusting the volume of the mobile terminal through the scroll wheel, can realize rapid increase and decrease of the volume, and improves the fluency of user operation.

Description

mobile terminal

technical field

The present disclosure relates to the field of mobile equipment, and in particular to a mobile terminal.

Background technique

Mobile terminals are indispensable devices for life and work. With the development of technology, the use of mobile terminals takes up most of the user's time, but at the same time, it also causes aging or damage of components during the frequent use of the user.

For example, mobile terminals use push-type volume keys to control the volume. The push-type volume keys are not easy to control during the production process. During use, there are problems such as insufficient press feedback, poor hand feeling, and multiple presses to adjust the volume once. Moreover, as the user frequently operates and uses a computer to work, the user's fingers are prone to fatigue and the like.

Utility model content

The present disclosure provides a mobile terminal to solve the deficiencies in related technologies.

According to an embodiment of the present disclosure, a mobile terminal is provided, which includes a scroll wheel and a sound emitting device matched with the scroll wheel, and the volume value of the output audio of the sound emitting device can be adjusted according to the rotation stroke of the scroll wheel.

Optionally, the mobile terminal further includes: an encoder and a controller, the encoder cooperates with the roller to detect the rotation stroke of the roller, and the controller is configured to Adjust the volume value of the sound-generating device.

Optionally, the mobile terminal further includes an encoder and a controller, the encoder cooperates with the roller to detect the rotation stroke of the roller, and the controller is used to The stroke adjusts the volume value of the sound-generating device.

Optionally, the mobile terminal further includes a potentiometer, the movable end of the potentiometer is connected to the roller, and the distance between the movable end and the fixed end of the potentiometer can be adjusted when the roller rotates. , used to change the output impedance of the potentiometer to adjust the output volume value of the sound-generating device.

Optionally, the sound emitting device includes at least one of the following: an earpiece and a speaker.

Optionally, a housing is also included, and an opening is arranged on the housing, and the rollers are arranged in the opening.

Optionally, when the roller rotates, it is in damping cooperation with the opening.

Optionally, a flexible protrusion is provided on the roller, and the flexible protrusion is in interference fit with the opening.

Optionally, the roller is provided with a plurality of accommodating grooves, and the flexible protrusion is mounted on the roller from the inner side of the roller and protrudes out of the accommodating grooves.

Optionally, an annular accommodating groove is provided on the circumferential direction of the roller, and the flexible protrusion is arranged in the accommodating groove and generates a pre-tightening force with the roller.

Optionally, a waterproof member is also included, and the waterproof member cooperates with the roller to seal the opening.

The technical solutions provided by the embodiments of the present disclosure may include the following beneficial effects:

The volume of the mobile terminal is adjusted by the scroll wheel, which solves the problem of insufficient hand feel of the keys and the need for multiple adjustments, and can realize rapid increase and decrease of the volume, improving the fluency of user operations.

Description of drawings

Fig. 1 is a block diagram of a mobile terminal shown in an exemplary embodiment of the present disclosure.

Fig. 2 is a block diagram of a mobile terminal shown in another exemplary embodiment of the present disclosure.

Fig. 3 is a schematic diagram showing the connection between a scroll wheel and a potentiometer in a mobile terminal according to an exemplary embodiment of the present disclosure.

Fig. 4 is a schematic diagram showing the connection between the scroll wheel and the casing in the mobile terminal according to an exemplary embodiment of the present disclosure.

Fig. 5 is a schematic diagram showing a flexible protrusion provided on a scroll wheel in a mobile terminal according to an exemplary embodiment of the present disclosure.

Fig. 6 is a schematic diagram showing a flexible protrusion provided on a scroll wheel in a mobile terminal according to another exemplary embodiment of the present disclosure.

Fig. 7 is a schematic diagram showing a connection between a scroll wheel and an opening in a mobile terminal according to an exemplary embodiment of the present disclosure.

Detailed ways

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, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatuses and methods consistent with aspects of the present disclosure as recited in the appended claims.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only, and is not intended to limit the present disclosure. As used in this disclosure and the appended claims, the singular forms "a", "the", and "the" are intended to include the plural forms as well, unless the context clearly dictates otherwise. It should also be understood that the term "and/or" as used herein refers to and includes any and all possible combinations of one or more of the associated listed items.

The use of push-type volume keys in related technologies often leads to poor user experience due to weak bounces and stuck keys. In addition, when adjusting the volume, it often requires multiple clicks to achieve one volume adjustment. The volume increased or decreased by each click is the same. It is beneficial for the user to select a better volume value.

Therefore, the present disclosure provides a mobile terminal for solving related technical problems, and the mobile terminal may be a mobile communication device (such as a mobile phone, etc.), a mobile computer or a tablet computer.

Fig. 1 is a block diagram of a mobile terminal shown in an exemplary embodiment of the present disclosure. As shown in FIG. 1 , the mobile terminal includes a scroll wheel 1 , a sound emitting device 2 , an encoder 3 and a controller 4 . The sound generating device 2 may include an earpiece 21 or a speaker 22 , or include an earpiece 21 and a speaker 22 , and in this embodiment, the sound generating device 2 includes an earpiece 21 and a speaker 22 . Wherein, the encoder 3 cooperates with the roller 1 to detect the rotation stroke of the roller 1, and the controller 4 is connected with the encoder 3 for adjusting the rotation stroke of the roller 1 detected by the encoder 3. The volume value of the sound-generating device 2 . In this embodiment, the user can rotate the roller 1, and when the roller 1 rotates, the roller 1 drives the encoder 3, and the encoder 3 detects the rotation direction and the rotation angle of the roller 1, and the The controller 4 sends a control command to control the output volume value of the sound generating device 2 according to the detected rotation direction and rotation angle of the roller 1 , so as to control the volume of the speaker 22 and the receiver 21 .

It can be known from the above embodiment that the roller 1 is used in conjunction with the encoder 3, and the controller 4 can control the volume of the mobile terminal by detecting the rotation stroke of the roller 1, so as to achieve the volume value of the output audio of the sound generating device 2 The purpose of adjusting according to the rotation stroke of the roller. It solves the problem of insufficient button feel and multiple adjustments, can realize rapid increase and decrease of volume, and improves the fluency of user operation.

Fig. 2 is a block diagram of a mobile terminal shown in another exemplary embodiment of the present disclosure. As shown in FIG. 2 , the mobile terminal includes a scroll wheel 1 , a sound emitting device 2 and a potentiometer 5 . The sound generating device 2 may include an earpiece 21 or a speaker 22 , or include an earpiece 21 and a speaker 22 , and in this embodiment, the sound generating device 2 includes an earpiece 21 and a speaker 22 . The potentiometer 5 can be connected to the detection diode at the input end of the audio signal, and the detection diode detects the audio signal in the electrical signal and then inputs it to the potentiometer 5 . In this embodiment, as shown in FIG. 3 , the potentiometer 5 includes a movable end 51 and a fixed end, the movable end 51 is rotatably matched with the roller 1, and the movable end 51 can be adjusted when the roller 1 rotates. The distance between the fixed end of the potentiometer 5 is used to change the output impedance of the potentiometer 5 . Therefore, the potentiometer 5 changes its own impedance to adjust the volume value output by the sound-generating device, so as to achieve the purpose of adjusting the volume of the earpiece 21 or the speaker 22 .

For example, when turning the roller 1 when increasing the volume, the movable end 51 can be driven to rotate to reduce the resistance value of the potentiometer 5, and the speaker 22 is connected in series with the earpiece 21 and the potentiometer 5, When the resistance value of the potentiometer 5 decreases, the partial pressure decreases, and the speaker 22 and the earpiece 21 partial pressure increase to increase the volume, and the volume value of the output audio of the sound-generating device 2 is adjusted according to the rotation stroke of the roller. the goal of. Using the scroll wheel 1 and the potentiometer 5 to adjust the volume of the mobile terminal is simple and convenient to operate without multiple pressing, which improves the smoothness of user operation and avoids the problem that the buttons are easily damaged. In addition, since the resistance value of the potentiometer 5 has a linear relationship with the volume of the sound-generating device, the volume adjustment can be completed in a small range when the roller 1 is turned, instead of pressing the volume key to adjust the volume every time like pressing the volume key. They are all the same, allowing users to choose the volume that suits them.

Fig. 4 is a schematic diagram showing the connection between the scroll wheel and the casing in the mobile terminal according to an exemplary embodiment of the present disclosure. As shown in FIG. 4 , the mobile terminal includes a housing 6 , an opening 7 is arranged on the housing 6 , and the roller 1 is fixed in the opening 7 . In some embodiments, the side of the roller 1 does not protrude from the housing 6, and the user's finger is placed at the opening 7 during use. contact with the side of the roller 1, moving the finger can turn the roller 1. Of course, part of the roller 1 can also be set to protrude from the opening 7 , and the user can directly place his fingers on the roller 1 to rotate during use.

Further, when turning the roller 1, the user's feel can be improved by increasing the resistance to operating the roller 1. In the technical solution of the present disclosure, the roller 1 can be set to cooperate with the opening 7 to realize the operation feel.

Fig. 5 is a schematic diagram showing a flexible protrusion provided on a scroll wheel in a mobile terminal according to an exemplary embodiment of the present disclosure. As shown in Figure 5, the roller 1 is provided with a plurality of accommodating grooves, and the plurality of accommodating grooves are arranged at intervals on the side surface of the roller 1, and flexible protrusions 11 are housed in the accommodating grooves. The bottom of the flexible protrusion 11 is fixed in the accommodating groove. The flexible protrusion 11 can be made of silicone or the like. The flexible protrusion 11 is mounted on the receiving groove from the inner side of the roller 1 and protrudes from the roller 1 . Therefore, when the roller 1 rotates, the flexible protrusion 11 can interfere with the opening 7 to realize the damping fit between the roller 1 and the opening 7 . The corresponding opening 7 is provided with an arc-shaped chamfer, which is convenient for matching with the flexible protrusion 11, so that the flexible protrusion 11 can slide better, and prevents damage to the flexible protrusion 11 due to edges and corners.

Fig. 6 is a schematic diagram showing a flexible protrusion provided on a scroll wheel in a mobile terminal according to another exemplary embodiment of the present disclosure. As shown in FIG. 6 , an annular accommodating groove is provided on the circumferential direction of the roller 1 , and the accommodating groove is used for arranging the flexible protrusion 11 . The flexible protrusions 11 can be made of silica gel or the like, and the flexible protrusions 11 are arranged in the accommodating groove, and the flexible protrusions 11 are connected in sequence, and the flexible protrusions 11 connected in turn are formed with the roller 1. Preload to fix on the roller 1. Therefore, when the roller 1 rotates, the flexible protrusion 11 can interfere with the opening 7 to realize the damping fit between the roller 1 and the opening 7 . The corresponding opening 7 is provided with an arc-shaped chamfer, which is convenient for matching with the flexible protrusion 11, so that the flexible protrusion 11 can slide better, and prevents damage to the flexible protrusion 11 due to edges and corners.

In the embodiment shown in FIG. 5 and FIG. 6 , the flexible protrusion 11 also has the function of massaging the user's fingers, and the user can operate the scroll wheel 1 in the standby state of the mobile terminal. After high-intensity computer operations and long-term browsing of mobile terminals, users will experience fatigue in their fingers, and even long-term accumulation may cause tendon strain. Therefore, when the user uses the mobile terminal, he or she can press the pad of the finger or the finger on the flexible protrusion 11 on the roller 1 to move. Since the soft protrusion 11 is soft, it has a massage effect on the user's finger, which can relieve User's fingers are fatigued. In addition, the user can also press and rub the flexible protrusion 11, which can help the user relieve stress and mental tension.

Furthermore, as shown in FIG. 7 , the mobile terminal further includes a waterproof member 8 disposed inside the opening 7 of the housing 6 , and the waterproof member 8 can be arranged close to the roller 1 . It can be known from the above embodiments that the roller 1 is provided with a flexible protrusion 11 which can contact and cooperate with the waterproof member 8 to seal the opening 7 . In this embodiment, the waterproof member 8 can be made of silica gel, which is fixed on the casing 6 . When the roller 1 rotates, the flexible protrusion 11 contacts and connects with the waterproof member 8 to seal the gap where the roller 1 rotates. When the flexible protrusion 11 is a single protrusion, multiple flexible protrusions 11 are provided, so that when the roller 1 is turned, the flexible protrusion 11 can always be in contact with the waterproof member; when the flexible protrusion 11 When it is in the shape of a strip, the flexible protrusion 11 is always in contact with the waterproof member 8 when the roller 1 is turned. Of course, the waterproof member 8 also has a dustproof effect, preventing dust from entering the interior of the mobile terminal.

To sum up, the present disclosure solves the problem of insufficient button feel and multiple adjustments by adjusting the volume of the mobile terminal through the scroll wheel 1 , can realize rapid volume increase and decrease, and improves user operation fluency. The provided flexible protrusions 11 have a massage effect and help users relieve fatigue; the flexible protrusions 11 combined with the waterproof member 8 also have waterproof and dustproof functions.

The above descriptions are only preferred embodiments of the present disclosure, and are not intended to limit the present disclosure. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present disclosure shall be included in the present disclosure within the scope of protection.

Claims (8)

1. a kind of mobile terminal, which is characterized in that including shell, idler wheel, with the matched microphone device of the idler wheel, the hair The volume value of the output audio of acoustic device can be adjusted according to the rotational travel of the idler wheel；

Wherein, the shell includes opening, and the idler wheel is set in the opening, and the idler wheel includes flexible projection, described Flexible projection is interference fitted with the opening.

2. mobile terminal as described in claim 1, which is characterized in that further include：

Encoder and controller, the encoder coordinate with the idler wheel to detect the rotational travel of the idler wheel, the control Device is used to adjust the volume value of the microphone device according to the rotational travel that the encoder detects.

3. mobile terminal as described in claim 1, which is characterized in that further include：

Potentiometer, the movable end of the potentiometer are connect with the idler wheel, and the idler wheel can adjust the movable end when rotating Spacing distance between the fixing end of the potentiometer, for changing the output impedance of the potentiometer, to adjust acoustical generator The volume value of part output.

4. mobile terminal as described in claim 1, which is characterized in that the microphone device includes at least one of：Receiver, Loud speaker.

5. mobile terminal as described in claim 1, which is characterized in that coordinate with the opening damping when idler wheel rotation.

6. mobile terminal as described in claim 1, which is characterized in that the idler wheel is equipped with multiple storage tanks, the flexibility Protrusion on the idler wheel and protrudes from the storage tank from the inside of the idler wheel.

7. mobile terminal as described in claim 1, which is characterized in that the idler wheel circumferential direction is equipped with cricoid storage tank, institute Flexible projection is stated in the storage tank and generates pretightning force with the idler wheel.

8. mobile terminal as described in claim 1, which is characterized in that further include waterproof case, the waterproof case and the idler wheel Coordinate to seal the opening.