CN1612571A - Rotary loudspeaker and camera integrated device of portable terminal machine - Google Patents

Abstract

A rotary loudspeaker and camera integrated device of a portable terminal, the structure of which includes a rotating body on which loudspeakers and camera modules with different orientations are installed at the same time. Among them, the speaker receives the current signal from the circuit part of the portable terminal, and converts it into sound wave output; and the camera module can shoot images. A new type of portable terminal rotary speaker and camera integrated device provided by the present invention can easily adjust the sound wave transmission direction of the speaker and the viewfinder direction of the camera module, so that the portable terminal can play audio information at a volume suitable for the user, and at the same time Easy to frame.

Description

Portable terminal rotary speaker and camera integrated device

technical field

The invention relates to terminal technology, in particular to a rotary speaker and camera integrated device of a portable terminal.

Background technique

Portable terminals were originally used for wireless voice communication, but consumers require that existing portable terminals not only have call functions, but also play high-quality ringtones. Services such as multimedia produced by the globalization, and recently, speakers with greatly improved sound quality have been installed on portable terminals.

In recent years, in order to allow users to effectively utilize the high-quality audio functions of portable terminals, portable terminals equipped with speakers for voice communication and high-quality speakers for playing music have appeared on the market. Wherein, the loudspeaker used for playing music is also applied in the process of playing multimedia service or incoming call ringtone.

The types of portable terminals commonly used at present include bar type (bar), cover type, flip type and slide type, etc., and only the most popular flip type portable terminals are described in the present invention.

Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are the structural schematic diagrams of existing portable terminal machine; Wherein, Fig. 1 is the side view of existing portable terminal machine structure; Fig. 2 is the front view of Fig. 1; Fig. 3 is with The waist sectional view corresponding to the section line III-III in FIG. 2; FIG. 4 is a side view of the portable terminal showing the sound wave propagation path of the speaker in FIG. 1.

As shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the portable terminal is composed of the following parts, including: a portable terminal main body 10; a portable terminal flip 20 for opening and closing the portable terminal main body 10; The flip cover 20 is rotatably connected and fixed to the hinge part 30 on its main body; a rotary camera 40 that can take images, etc.

Above-mentioned portable terminal host 10, its structure is made up of following several parts, comprises: the keyboard 11 that is made up of several keys, is used for inputting information and is provided with; ; The separate battery 13 that is installed on the back of the main casing 12 and can be charged and discharged; the microphone unit 14 that sends voice during a call, etc.

The flip cover 20 of the above-mentioned portable terminal is composed of the following parts, including: a liquid crystal display 21 capable of displaying and imaging various information; a flip shell 22 wrapping the liquid crystal display; , and the earpiece 23 received by the speaker 30; the auxiliary liquid crystal display 24 formed on the front of the flip cover 20 of the portable terminal, and the like.

Wherein, the speaker 30 of the portable terminal is built in the flip shell 22, in order to ensure that the sound is played smoothly to the outside, a speaker hole 31 is provided on the flip shell 22 on the path of playing the sound from the speaker 30 to the outside, so that the speaker can 30 Play sound to the outside.

The structure of the rotary camera 40 described above includes: a camera lens 41 capable of capturing images; a rotating cylinder 42 equipped with components for activating the camera and which can be rotated by fingers; and the like.

The portable terminal of existing loudspeaker is installed, although loudspeaker hole 31 is arranged on its flip shell 22, also can make the loudspeaker 30 that is built in flip shell 22 play sound outside normally, convenient user confirms ringtone; But because this loudspeaker 30 The sound playing direction of the sound is towards the outside of the flip cover 20, therefore, no matter whether the portable terminal is in the open state, the sound will only propagate along the sound transmission path shown by reference number 40. Therefore, when the flip cover 20 is opened to make a call, the speaker 30 will be located outside the user, which may easily cause problems such as low volume of the other party's voice and distorted call sound.

In addition, in order to shoot images, usually in the process of rotating and adjusting the rotating cylinder 42 of the rotating camera 40, the camera is controlled by operating the keyboard 11, but because the distance between the keyboard 11 and the rotating camera 40 is too small, the adjustment The coordination between the action of the rotating cylinder 42 and the action of the operating keyboard 11 is poor, which brings certain inconvenience to the shooting.

Contents of the invention

In order to solve the above-mentioned problems existing in the actual operation process of the prior art, the present invention aims to provide users with a new type of portable terminal machine rotary speaker and camera integrated device, which can conveniently adjust the sound wave transmission direction of the speaker and the viewing direction of the camera module, so that the portable terminal can play a volume suitable for the user, and at the same time, it is easy to find a view.

Another object of the present invention is; on its structure, this device realizes the structure that makes loudspeaker and camera module have rotatable performance on portable terminal machine with lower cost, and above-mentioned loudspeaker can also be adjusted automatically according to different directions The volume provides more convenience for users to use, and the camera module can also use the keyboard on the back to complete operations such as rotating the camera module synchronously, making it beneficial to control the camera module.

For realizing above-mentioned invention, technical scheme of the present invention is:

A rotary speaker and camera integrated device for a portable terminal, its structural feature is that the speaker and the camera module facing different directions are installed on the rotating body at the same time, and the speaker in this structure receives current from the circuit part of the portable terminal signal and convert it into sound wave output; while the camera module can capture images.

When the speaker faces the front of the portable terminal, the volume of the sound output from the speaker is high; and when the speaker faces the back of the portable terminal, the volume of the sound output from the speaker is low.

The composition of the portable terminal also includes a rotating guide slot and a rotating cylinder with rotating lugs. Among them, the rotating guide groove is formed to make the rotating body rotate on the portable terminal; and the rotating cylinder protrudes on its outer axial surface to form a rotating lug that can match the guide groove, and can make the rotating body Fixed and rotated.

The portable terminal can also be composed of a rotating lug and a rotating cylinder with a rotating guide groove. Among them, the rotating lug is formed to enable the rotating body to rotate on the portable terminal; and the rotating cylinder has a rotating guide groove formed on its outer axial surface to make it mesh with the above-mentioned rotating lug. connected, and the rotating body can be rotated and fixed in the guide groove.

The rotating cylinder is formed in a hollow shape so that connecting wires of the speaker can pass therethrough.

A rotation sensor may also be included to detect whether the speaker is facing the front or the back.

The rotation sensor also includes: a permanent magnet installed on the rotating body and a magnetic induction sensor installed on the portable terminal capable of detecting magnetic fields.

The present invention also provides:

A portable terminal, characterized in that: for a flip-type portable terminal with a portable terminal main body and a rotatable cover for the portable terminal, a speaker that converts and outputs a current signal from the circuit part of the portable terminal into sound and has a shooting function The camera modules are installed on the rotating body facing different directions at the same time, and the rotating body is arranged at the end of the flip cover of the portable terminal.

The beneficial effect of the invention is that the device can conveniently adjust the sound wave transmission direction of the loudspeaker and the viewing direction of the camera module; the portable terminal can play the volume suitable for the user, and at the same time, it is easy to find a view. Prevent the user from habitually putting the ear close to the earpiece when the speaker is facing the back of the portable terminal, causing damage such as eardrum rupture. Therefore, the rotatable camera and the rotatable speaker are simultaneously realized at low cost.

Description of drawings

1 to 4 are structural schematic diagrams corresponding to existing portable terminals;

FIG. 1 is a side view illustrating the structure of a conventional portable terminal;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is a waist sectional view corresponding to section line III-III in Fig. 2;

Fig. 4 is a perspective view of the portable terminal representing the sound wave propagation path of the loudspeaker in Fig. 1;

5 to 8 are structural schematic diagrams of an integrated device of a portable terminal with a rotary speaker and a rotatable camera corresponding to an embodiment of the present invention;

5 is a front view of a waist section of a portable terminal corresponding to an embodiment of the present invention;

Fig. 6 is a waist sectional view corresponding to section line VI-VI in Fig. 5;

Fig. 7 is the oblique view of the waist of Fig. 5;

Fig. 8 is a flow chart of loudspeaker volume adjustment in Fig. 5;

FIG. 9 is a circuit diagram for adjusting the volume of the loudspeaker in FIG. 5 .

**Description of the main signs in the attached drawings**

110: Terminal host 120: Terminal cover

123: Lens exposure hole 131: Rotating body

132: One-way speaker 133: Speaker hole

135: Speaker signal line 136: Permanent magnet

137: Volume amplification key 138: Magnetic induction sensor

139: rotating cylinder 139a: rotating protrusion

140: Camera module 141: Camera lens

142: Camera body

Detailed ways

In order to achieve the above object, the present invention provides a portable terminal rotary speaker and camera integrated device with the following structural features, the structure includes: for a portable terminal equipped with structural components such as a speaker and a camera module, The camera module is installed on the rotating body of the terminal at a relative position. Among them, the speaker converts the current signal output from the circuit part of the mobile terminal into sound waves and outputs them, and the camera module can capture images.

Adopting the structure in which the speaker and the camera module are simultaneously embedded in a rotating body is characterized in that the structure is beneficial to adjust the direction of sound transmission and viewing direction. More specifically: when using the above-mentioned speaker, the speaker will face the outside of the terminal in the standby state, which is beneficial for the user to hear the ringtone; while in the call state, the speaker will face the inside of the terminal, so that the sound propagation direction of the speaker can be effectively adjustment, so as to ensure that the portable terminal does not have sound distortion when it is turned on; when the camera module function is used, it is easy to find a view by adjusting the angle of the rotating body, and at the same time, it is convenient to use the keyboard to control the camera module.

Here, in order to prevent users who are accustomed to fixed speakers from putting the earpiece too close to the ear and causing accidental injuries such as eardrum rupture, when the speaker is placed on the back of the portable terminal, its output volume needs to be turned down; When touching the front of the portable terminal, turn up its output volume. This is a very effective way to prevent the injuries mentioned above.

At this time, the rotating body preferably includes components such as a rotating guide groove, lugs, and a rotating cylinder. Among them, the rotating body is guided by a guide groove to rotate; a rotating lug is formed on the surface of the outer shaft to match the above-mentioned guide groove; a rotating cylinder protrudes from both sides of the above-mentioned rotating body, and its main function is to be able to Fix the rotating body on the rotating cylinder and make sure it rotates on the portable terminal.

In addition, the rotating body may have the following structure. That is, by guiding the rotating lug required for the rotation of the rotating body of the portable terminal; forming a rotating guide groove on the surface of its outer shaft so as to be twisted with the above-mentioned lug; protruding from both sides of the above-mentioned rotating body to form a rotating cylinder, Its main function is to fix the rotating body on the rotating cylinder to ensure its rotation on the portable terminal.

Moreover, in order to allow the connecting wires of the speaker to pass through the rotating cylinder, the rotating cylinder should preferably have a hollow shape.

At the same time, the portable terminal should preferably include a rotation sensor composed of a permanent magnet and a magnetic induction sensor, wherein the permanent magnet is installed on the rotating body for observing the front or back orientation of the speaker; The magnetic induction sensor can sense the magnetic field of the permanent magnet.

In addition, for the flip-type portable terminal, since it is structurally equipped with a flip that can be rotated and opened and closed relative to the terminal main body, it is characterized in that it includes a speaker that receives and converts a current signal from the circuit part of the portable terminal, and outputs sound; and For the camera module with shooting function, the loudspeaker and the camera module are reversely installed on the same rotating body, and the rotating body will be arranged at the end of the foldable cover of the portable terminal.

Embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

In order to highlight the core idea of the present invention, the popular functions or structural parts will not be repeated in the process of describing the present invention. And the same or corresponding identification symbols are marked for the parts that appear below that are the same as or similar to the structure in the foregoing content.

Fig. 5, Fig. 6, Fig. 7 and Fig. 8 are structural schematic diagrams of the integrated device of the rotary speaker and the rotatable camera corresponding to the portable terminal according to the embodiment of the present invention; among them, Fig. 5 is a portable terminal corresponding to the embodiment of the present invention The front view of the waist section of the terminal; Figure 6 is a waist section view corresponding to the VI-VI section line in Figure 5; Figure 7 is a side view of the waist in Figure 5; Figure 8 is a flow chart for volume adjustment of the speaker in Figure 5; 9 is the volume adjustment circuit diagram of the loudspeaker in Fig. 5.

As shown in Fig. 5, Fig. 6, Fig. 7 and Fig. 8, in the embodiment of the present invention, the integrated device of the rotary speaker and the camera of the portable terminal includes the following parts from its structure: a rotatable plastic molded Cylindrical rotating body 131; be installed on the rotating body 131, can convert current signal into high-quality sound, and to a one-way speaker 132 played in one direction; connect the circuit part and one-way speaker 132, and transmit for playing each A speaker signal line 135 for the data required for the sound; installed on the rotating body 131, the camera module 140 capable of shooting images; connecting the circuit part and the camera module 140, used to start the camera module 140, and transmit the camera signal of the captured image information at the same time Line 143.

The structure of the rotating body 131 includes: in order to ensure the playback sound quality of the one-way speaker 132 installed on the rotating body, a speaker hole 133 is provided in the sound wave advancing direction; The signal lines 143 are connected to each other through hollow conduits, and the rotating cylinder 139 protruding from the side of the rotating body 131 in a hollow shape matches with the rotating guide groove 129 formed on the flip shell 122 and ensures that the rotating body 131 rotates. The outer shaft surface of the rotating cylinder 139 protrudes to form a rotating lug 139a.

Wherein, the speaker signal line 135 and the camera signal line 143 are connected to the circuit part through the hollow part of the rotating cylinder 139, and due to the limitation of the signal lines 135, 143, the speaker 130 can only be rotated about ±270 degrees.

The one-way speaker 132 structurally includes: a vibrating membrane part 132a that produces sound waves and has a vibrating piece; a coil part 132b that vibrates the vibrating piece; protrudes from both ends of the one-way speaker 132, and is inserted and fixed on Rotate the fixed part 132a in the hole 139b of the body 131 .

The camera module 140 is composed of a body 142 with a built-in camera lens 141 for framing, an aperture and other components required for taking pictures, and is installed on the fixed wall surface 123a of the rotating body 131 .

Simultaneously, at the front end of the rotating cylinder 139 of the rotating body 131, a small permanent magnet 136 that can rotate synchronously with the rotating body 131 is installed, and in order to be separated from the small permanent magnet 136 by a certain distance, a magnetic induction sensor 138 is installed on the flip shell 122. Whenever the one-way speaker 132 rotates, the magnetic induction sensor 138 can detect the magnetic field formed by the small permanent magnet 136 to determine the orientation of the one-way speaker 132 .

The portion marked 123 not illustrated in the drawings is a lens exposure hole opened in the rotating body 131 to ensure that the camera lens 141 of the camera module 140 is exposed.

The rotary speaker and camera integrated device of the portable terminal composed of the above-mentioned structure, the camera module 140 is set and fixed on the fixed inner wall of the rotary body 131 separated from the front and rear, and the protruding parts on both sides of the speaker are inserted into the through hole 139b. Among them, the one-way speaker 132 is fixed and arranged on the back of the camera module 140 . In addition, insert the guide lug 139a of the rotating cylinder 139 into the rotating guide groove 129 formed on the flip shell 122, so that the flip shells 122 in the separated state are connected to each other, and the assembly process is completed at this point.

In the following, the working principle of the embodiment of the present invention will be described in detail.

In the rotary speaker and camera integrated device of the portable terminal, its unidirectional speaker 132 is set towards the outside of the flip cover 20 in the standby state, and when the bell rings, the sound will be transmitted to the front of the flip cover 20, which is beneficial to The user hears an incoming call ringtone. Moreover, in the talking state, in order to prevent problems such as sound distortion, the direction of the one-way speaker 132 can be adjusted so that it faces the back of the flip cover 20 .

On the other hand, usually when the user is using the phone, it is generally impossible to confirm whether the incoming call is a video call or an ordinary phone call, and often habitually puts the ear against the receiver, and in this process, the large volume of the one-way speaker 132 may Accidents such as rupture of the user's eardrum that are not conducive to the health of consumers occur. Therefore, as shown in FIG. 8 , when the device senses that the one-way speaker 132 is facing the back of the flip cover through the magnetic induction sensor 138 , the portable terminal will issue an instruction to reduce the volume of the one-way speaker 132 . In other words, the magnetic induction sensor 138 detects the state of the magnetic field of the permanent magnet 136 installed on the rotating body 131 and judges that the one-way speaker 132 is facing the front of the portable terminal, so the volume of the one-way speaker 132 is turned up; however, For the state where the magnetic induction sensor 138 cannot sense the magnetic field of the permanent magnet 136 due to the rotation of the rotating body 131, it will be judged whether the one-way speaker 132 faces the back of the portable terminal. The analog switch shown in Figure 9 is automatically connected to the earpiece resistor R1 whose resistance is smaller than that of the speaker resistor R2, so the volume becomes smaller. The user can use the volume amplifying key 137 to adjust the volume of the unidirectional speaker 132 no matter where the unidirectional speaker 132 is facing.

A rotary speaker and camera integrated device of a portable terminal, wherein the camera module 140 is used to capture images and is located at the end of the flip cover 120, so that the camera module 140 can be rotated by hand without interfering with the other hand Operate the keyboard freely to control the shooting process.

In addition, in the embodiment of the present invention, due to the constraints of the signal lines 135, 143, the rotation range of the device will also be limited to a certain extent. In order to solve this problem, a device such as a snap ring or a rotating pin can be used. (pin) type components, etc., to ensure its current signal and power supply.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. All modifications and improvements made within the above spirit and principles of the present invention shall be included within the scope of the claims of the present invention.

As described above, the present invention provides a rotary speaker and camera integrated device for a portable terminal. The loudspeaker in the structure receives the current signal sent from the circuit part of the portable terminal, converts it into a sound wave, and then outputs it; while the camera module can take images. The invention provides a new type of rotary speaker for the portable terminal An integrated device with a camera, which can conveniently adjust the sound wave transmission direction of the speaker and the viewing direction of the camera module, so that the portable terminal can play a volume suitable for the user, and at the same time, it is easy to find a view. It is characterized in that: in the standby state, the speaker will face the outside of the terminal, which is beneficial for the user to hear the ringtone; while in the call state, the speaker will face the inside of the terminal, so that the sound propagation direction of the speaker can be adjusted, so that the portable terminal can be heard when the portable terminal is turned on. The sound will not be distorted under the circumstances.

Moreover, in the rotary speaker and camera integrated device of the portable terminal of the present invention, when the speaker faces the front of the portable terminal, its output volume is relatively large; when the speaker faces the back of the portable terminal, its output volume It will become smaller, so as to prevent the user from habitually putting the ear close to the earpiece with the speaker facing the back of the portable terminal, causing damage such as rupture of the eardrum.

Moreover, the rotating speaker and camera integrated device of the portable terminal of the present invention, wherein the rotating body is arranged at the end of the flip cover, can leave a sufficient distance between the camera module and the keyboard for operating the camera module, so that the camera module can be rotated. While performing operations, it is also convenient to use the keyboard to control the camera module.

In addition, the rotating speaker and camera integrated device of the portable terminal according to the present invention has both the speaker and the camera mounted on the rotating body, so the rotatable camera and the rotatable speaker can be realized simultaneously at low cost. In particular, instead of using high-priced two-way speakers, low-cost one-way speakers are used to play volumes for different purposes, thereby receiving the same effect as two-way speakers.

The above embodiments are only used to illustrate the present invention, and are not intended to limit the scope of the present invention.

Claims (8)

1. portable terminal computer rotary loudspeaker and camera integrated device, its architectural feature is: will be installed in simultaneously on the rotation body towards the loud speaker and the camera model of different directions, loud speaker in this structure is from circuit part's received current signal of portable terminal computer, and converts thereof into sound wave output; Camera model then can filmed image.

2. portable terminal computer rotary loudspeaker according to claim 1 and camera integrated device is characterized in that: described loud speaker is when portable terminal computer positive, and is bigger from the wave volume of described loud speaker output; And described loud speaker is less from the wave volume of described loud speaker output when the back side of portable terminal computer.

3. portable terminal computer rotary loudspeaker according to claim 1 and camera integrated device is characterized in that: portable terminal computer, and it is formed and has also comprised rotation guide groove and the rotor with rotation lug; Wherein, the rotation guide groove rotates on portable terminal computer and forms in order to make the rotation body; And rotor, the rotation lug that can coincide with described guide groove then in the outstanding formation of its outer axial face, and can make the fixing and rotation of rotation body.

4. portable terminal computer rotary loudspeaker according to claim 1 and camera integrated device is characterized in that: portable terminal computer, can also form by rotation lug and rotor with rotation guide groove; Wherein, the rotation lug rotates on portable terminal computer and forms in order to make the rotation body; And rotor has then formed the rotation guide groove in its outer axial face, make its with above-mentioned rotation lug between meshing connection of formation, and described rotation body can rotate in guide groove and fixing.

5. according to claim 3 or described portable terminal computer rotary loudspeaker of claim 4 and camera integrated device, it is characterized in that: for the connection lead that makes loud speaker connects wherein, described rotor forms with hollow shape.

6. portable terminal computer rotary loudspeaker according to claim 1 and camera integrated device is characterized in that: can also comprise and can survey described loud speaker whether towards the front or the rotation sensor at the back side.

7. portable terminal computer rotary loudspeaker according to claim 6 and camera integrated device is characterized in that: described rotation sensor also comprises; Be installed in the permanent magnet on the rotation body; Be installed in the magnetic induction sensor that can survey magnetic field on the portable terminal computer.

8. portable terminal computer, it is characterized in that: for having portable terminal host and flip-type portable terminal computer that can rotary flip to it, to be output as the loud speaker and camera model of sound from the current signal conversion that the portable terminal computer circuit part sends with shoot function, be installed on simultaneously on the rotation body towards different directions, and will rotate body and be arranged on the end that above-mentioned portable terminal computer is renovated.

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