Notebook computer capable of making sound directionally

Abstract

The utility model provides a directional sounding notebook computer, which comprises a host and a display screen rotationally connected with the host, and further comprises an ultrasonic directional loudspeaker arranged on the display screen, and the ultrasonic directional loudspeaker changes the sounding direction along with the rotation of the display screen relative to the host. The sound output by the ultrasonic directional loudspeaker is propagated directionally, the left and right directions and the back of the notebook computer cannot hear the sound, only people sitting in front of the notebook computer can hear the sound, the noise interference to the surrounding sound environment is small, and the device is suitable for crowded occasions such as libraries, restaurants and the like; meanwhile, by means of the characteristic that the display screen is rotationally connected with the host, the ultrasonic directional loudspeaker on the display screen can change the sound emitting direction, noise generated to the surrounding sound environment is further reduced, and the phenomenon that the surrounding sound environment is interfered in dense occasions is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of electronic equipment, and in particular relates to a notebook computer with directional sound output. Background Art

[0002] Currently, laptops on the market only have three sound output sources: ordinary speakers, headphones connected to the headphone jack with a wire, and Bluetooth headphones connected wirelessly. Ordinary speakers have a wide sound range, but they also produce a wide range of noise interference to the surrounding sound environment. Although headphones and Bluetooth headphones have a narrow sound range and produce little noise interference to the surrounding sound environment, wearing headphones for a long time can cause hearing damage.

[0003] Based on the above reasons, it is urgent to design a directional sound notebook computer that can solve the above problems. Utility Model Content

[0004] The utility model aims to overcome the above-mentioned shortcomings of the prior art and provide a notebook computer with directional sound output and little noise interference to the surrounding sound environment.

[0005] The utility model is implemented as follows: a directional sound-emitting notebook computer comprises a host and a display screen rotatably connected to the host, and further comprises:

[0006] The ultrasonic directional speaker is arranged on the display screen, and the sound direction of the ultrasonic directional speaker changes as the display screen rotates relative to the host.

[0007] Preferably, the host and the display screen are connected via a rotating shaft.

[0008] Furthermore, the display screen has a plurality of sound outlets, and the sound outlets are located at the upper end of the display screen.

[0009] Preferably, the plurality of sound outlets are respectively located at both sides of the upper end of the display screen, and the ultrasonic directional speaker is disposed in each of the sound outlets.

[0010] Furthermore, a plurality of common speakers are installed on the main unit, and the common speakers are located at both ends of the main unit in the length direction and on a side close to the operator.

[0011] Furthermore, an earphone jack is installed on the host, and the earphone jack is located on a side of the host away from the operator.

[0012] Furthermore, a left-right sound adjustment component for changing the left-right sound direction of the ultrasonic directional speaker is provided on the display screen.

[0013] Preferably, the left and right sound adjustment component includes a screw that drives the ultrasonic directional speaker to rotate at a set angle to change the left and right sound direction. The upper end of the screw is screwed to the top of the display screen, and the lower end of the screw is fixedly connected to the ultrasonic directional speaker.

[0014] Furthermore, a connecting part for strengthening fixation is built into the top of the display screen, and the connecting part is a truncated cone structure with a larger upper end and a smaller lower end, and the screw is screwed into the connecting part.

[0015] Preferably, the screw is located inside the display screen.

[0016] Furthermore, a slot is provided on the top of the screw rod.

[0017] Preferably, the slot is cross-shaped or straight-shaped.

[0018] The utility model provides a directional sound-emitting laptop computer, comprising a main unit and a display screen rotatably connected to the main unit, and also comprising an ultrasonic directional speaker arranged on the display screen, wherein the ultrasonic directional speaker changes the sound direction as the display screen rotates relative to the main unit. The sound output by the ultrasonic directional speaker is directionally propagated, and the sound cannot be heard from the left, right and back of the laptop computer. Only the person sitting in front of the laptop computer can hear the sound, and the noise interference to the surrounding sound environment is small, so the laptop computer is suitable for crowded places such as libraries and restaurants. At the same time, by utilizing the characteristic of the display screen being rotatably connected to the main unit, the ultrasonic directional speaker on the display screen can change the sound direction, further reducing the noise generated to the surrounding sound environment, and avoiding the phenomenon of interference to the surrounding sound environment in crowded places. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solution of the present utility model, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 The utility model is provided in the embodiment of the present invention.

[0021] Figure 2 It is a schematic diagram of a screw driving an ultrasonic directional speaker to rotate left and right in a notebook computer with directional sound provided by an embodiment of the utility model.

[0022] Figure 3 It is a schematic diagram of the top of a screw in a notebook computer with directional sound output provided by an embodiment of the utility model.

[0023] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0024] In the present invention, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inside", "outside", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or state relationships based on the positions or state relationships shown in the drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific position, or to be constructed and operated in a specific position.

[0025] In addition, some of the above terms may be used to express other meanings in addition to indicating a position or state relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those skilled in the art, the specific meanings of these terms in this utility model can be understood according to specific circumstances.

[0026] In addition, the terms "installed", "set", "provided with", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0027] In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, elements or components, which may be the same or different in specific types and configurations, and are not used to indicate or imply the relative importance and quantity of the indicated devices, elements or components. Unless otherwise specified, "plurality" means two or more.

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0029] like Figure 1 and Figure 2 As shown, a directional sound-emitting laptop computer provided by an embodiment of the utility model comprises a host 11 and a display screen 10 rotatably connected to the host 11, and further comprises:

[0030] The ultrasonic directional speaker 100 is arranged on the display screen 10, and the ultrasonic directional speaker 100 changes the sound direction as the display screen 10 rotates relative to the host 11. The sound output by the ultrasonic directional speaker 100 is directional, and the sound cannot be heard in the left and right directions and behind the laptop computer. Only the person sitting in front of the laptop computer can hear the sound, and the noise interference to the surrounding sound environment is small, which is suitable for crowded places such as libraries and restaurants; at the same time, by utilizing the characteristics of the rotation connection between the display screen 10 and the host 11, the ultrasonic directional speaker 100 on the display screen 10 can change the sound direction, further reducing the noise generated to the surrounding sound environment, and avoiding the phenomenon of interference to the surrounding sound environment in crowded places.

[0031] Preferably, the host 11 is connected to the display screen 10 via a rotating shaft 12, and the ultrasonic directional speaker 100 on the display screen 10 can be adjusted to a suitable sound output angle via the rotating shaft 12, so that the ultrasonic directional speaker 100 outputs sound at a specified angle.

[0032] Furthermore, the display screen 10 has a plurality of sound outlets 14, which are respectively located on both sides of the upper end of the display screen 10, and each of the sound outlets 14 is provided with the ultrasonic directional speaker 100. The ultrasonic directional speaker 100 is arranged at the upper end of the display screen 10, and the rotation angle is the largest, and the sound direction range of the ultrasonic directional speaker 100 is also the widest. In this embodiment, there are preferably two ultrasonic directional speakers 100, the first ultrasonic directional speaker 101 is on the left side of the upper end of the display screen 10, and the second ultrasonic directional speaker 102 is on the right side, so as to output sound in a direction to the left and right ears of a person, and the use effect is good.

[0033] Furthermore, the host 11 is equipped with a plurality of ordinary speakers, which are located at both ends of the length direction of the host 11 and close to the operator. In this embodiment, there are preferably two ordinary speakers, the first ordinary speaker 111 on the left side of the host 11 and the second ordinary speaker 112 on the right side. The ordinary speakers can amplify sound in all directions and are suitable for independent private spaces. Different speakers can be switched according to the location.

[0034] Furthermore, the host 11 is provided with an earphone jack 113 , which is located at a side of the host 11 away from the operator. A wired earphone can be connected through the earphone jack 113 , and a wired earphone has the best stereo effect.

[0035] In this embodiment, the host 11 has a built-in Bluetooth for connecting to a Bluetooth headset. After the Bluetooth headset is connected to the host 11 through the built-in Bluetooth, voice calls can be made in a noisy environment, reducing the interference of the external environment.

[0036] like Figure 2 and Figure 3 As shown, further, the display screen 10 is provided with a left and right sound adjustment component for changing the left and right sound direction of the ultrasonic directional speaker 100, and the left and right sound adjustment component includes a screw 15 for respectively driving the first ultrasonic directional speaker 101 and the second ultrasonic directional speaker 102 to rotate at a set angle to change the left and right sound direction, the upper end of the screw 15 is screwed to the top of the display screen 10, and the lower end of the screw 15 is fixedly connected to the ultrasonic directional speaker 100.

[0037] Furthermore, a slot 151 is provided on the top of the screw 15, and the slot 151 is cross-shaped or straight-shaped, so that the screw 15 can be rotated by a screwdriver to link the first ultrasonic directional speaker 101 or the second ultrasonic directional speaker 102 to rotate, thereby changing the angular position of the ultrasonic directional speaker 100, and then changing the left and right output direction of the ultrasonic directional speaker 100. Limited by the notebook structure, in this embodiment, the ultrasonic directional speaker 100 rotates around the screw 15 at an angle of 0 to 5°. In another embodiment, one end of the ultrasonic directional speaker 100 can also be rotated and moved out of the sound outlet 14 to increase the left and right adjustment range of the ultrasonic directional speaker 100, thereby expanding the left and right pointing range of the ultrasonic directional speaker 100. When the laptop computer is closed, the ultrasonic directional speaker 100 can be reset to the starting position, which is simple to operate and easy to use.

[0038] Preferably, a connecting portion for strengthening fixation is built into the top of the display screen 10, and the screw 15 is screwed into the connecting portion 16. In this embodiment, the screw 16 is preferably screwed into the middle part of the connecting portion 16 so that the connecting portion 16 is evenly stressed. The connecting portion 16 plays a role in strengthening the fixation between the screw 15 and the display screen 10, and the left and right pointing range of the ultrasonic directional speaker 100 can be smoothly adjusted by the screw 15. In this embodiment, the connecting portion 16 is a truncated cone structure with a larger upper end and a smaller lower end. While playing a role in strengthening fixation, it can also reduce the weight of the connecting portion 16, which is conducive to lightweighting of the laptop computer.

[0039] Preferably, the screw rod 15 is located inside the display screen 10 . This structure is beneficial to the beautiful appearance of the display screen 10 .

[0040] In this embodiment, the notebook computer has four sound output channels, namely, the ultrasonic directional speaker 100 output, the ordinary speaker output, the wired headphone output connected to the headphone jack 113, and the Bluetooth headphone output. The sound output can be switched as needed in the system interface, which meets the diversity of customer use of the product, improves the technical content of the product, and brings a sense of technology to consumers.

[0041] The above is a preferred embodiment of the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the principle of the present invention. These improvements and modifications are also considered to be within the protection scope of the present invention.

Claims

1. A directional sound-emitting notebook computer, comprising a host and a display screen rotatably connected to the host, characterized in that: Also includes: A plurality of ultrasonic directional speakers are arranged on the display screen, and the ultrasonic directional speakers change the sound direction up and down as the display screen rotates relative to the rotating shaft of the host; A plurality of sound outlets are respectively located on both sides of the upper end of the display screen, and each of the sound outlets is provided with the ultrasonic directional speaker; A left-right sound adjustment component for changing the left-right sound direction of the ultrasonic directional speaker is arranged on the display screen. The left-right sound adjustment component includes a screw that drives the ultrasonic directional speaker to rotate at a set angle to change the left-right sound direction. The upper end of the screw is screwed to the top of the display screen, and the lower end of the screw is fixedly connected to the ultrasonic directional speaker.

2. The directional sound-emitting laptop computer according to claim 1, characterized in that: The host and the display screen are connected via a rotating shaft.

3. The directional sound-emitting laptop computer according to claim 1, characterized in that: A plurality of common speakers are installed on the main unit, and the common speakers are located at two ends of the main unit in the length direction and on a side close to an operator.

4. The notebook computer with directional sound output according to claim 1, characterized in that: The host is provided with an earphone hole, and the earphone hole is located at a side of the host away from the operator.

5. The notebook computer with directional sound output according to claim 1, characterized in that: A connecting part for strengthening fixation is built into the top of the display screen. The connecting part is a truncated cone structure with a larger upper end and a smaller lower end. The screw is screwed into the connecting part.

6. The notebook computer with directional sound output according to claim 1, characterized in that: The screw is located in the display screen.

7. The notebook computer with directional sound output according to claim 1, characterized in that: The top of the screw rod is provided with a slot.

8. The notebook computer with directional sound output according to claim 7, characterized in that: The card slot is cross-shaped or straight-shaped.

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