CN218772199U

CN218772199U - Audio-visual prompter

Info

Publication number: CN218772199U
Application number: CN202223165057.6U
Authority: CN
Inventors: 熊义军; 陈飞
Original assignee: Soundking Electronics&sound Co ltd
Current assignee: Soundking Electronics&sound Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-03-28
Anticipated expiration: 2032-11-25

Abstract

The utility model discloses an audio-visual prompter, which comprises a shell, wherein the shell is hollow, and the shell is provided with a first surface facing a user; the prompter body is connected in the shell and provided with a display screen arranged on the first surface, and the display screen is used for displaying manuscript contents; the at least one sound box is connected in the shell, and the sound outlet direction of the sound box faces to the first surface; and the power supply connection module is connected to the shell, is respectively electrically connected with the prompter body and the sound box and is used for supplying power to the prompter body and the sound box. The audio-visual prompter can amplify voice, and has the functions of listening back and playing.

Description

Audio-visual prompter

Technical Field

The utility model relates to a broadcasting equipment technical field specifically says that an audio-visual prompter.

Background

With the improvement of living standard of people, the requirement of audiences on the program quality is higher and higher, and the traditional modes of low-head reciting draft and head-up lens watching are gradually eliminated by the market; in the activities such as stage lectures and broadcasting hosts, the prompter plays an important role in order to prevent the phenomenon that the lecturer forgets words. The prompter displays the content of the manuscript through a high-brightness display device, reflects the content displayed by the display device to a piece of special coated glass which is at an angle of 45 degrees in front of a camera lens, and reflects the lines or the manuscript, so that a speaker can also face the camera while watching the speech, thereby generating the sense of intimacy of the speaker facing audiences all the time and improving the speech quality. Therefore, the prompter is widely applied to live telecast, program making, remote teaching, online court, large conference, small stage performance, stage performance and other occasions. However, the prompter in the prior art only has the function of displaying the manuscript, has single use function and cannot meet the requirements of users.

Particularly, in small stage performance, sound equipment is not as complete as that of a professional stage, and the sound emitting directions of the arranged sound equipment face to an auditorium; when the host speaks or the performer sings to perform, the heard accompaniment sound is actually the accompaniment sound rebounded after the accompaniment sound coming out of the sound box on the stage is transmitted to the rearmost wall of the auditorium, and according to the transmission speed of the sound, the sound returns to the ears of the host or the performer and the accompaniment sound heard by the auditorium, and the delay of several seconds is formed; therefore, the audience can feel that the host or performer cannot follow the rhythm of the accompanying sound, so that the stage effect is poor. In addition, during small-scale stage performance or performance, the interaction communication between the on-stage host or performer and the off-stage guest and audience is more, which requires that both parties can clearly and timely hear each other sound, but because the configured sound equipment is incomplete, the sound of the on-stage host is too small or the sound of the off-stage audience is far, the sound of the on-stage host cannot be heard well by the off-stage audience, or the sound of the off-stage audience cannot be heard well by the on-stage host, so that the on-stage communication or the off-stage communication of the audience is caused, and the whole stage effect is influenced.

In addition, the prompter device of prior art all needs to dispose solitary support, and the prompter device is when removing, and the support needs to follow the removal, and this solitary support often can occupy more stage space, and is not convenient for accomodate, uses very inconveniently.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above prior art, provide a multi-functional audio-visual prompter that can the public address, take to listen back and play function.

The technical solution of the utility model is to provide an audio-visual prompter device with the following structure: it comprises

A housing having a hollow interior and having a first surface facing a user;

the prompter body is connected in the shell and provided with a display screen arranged on the first surface, and the display screen is used for displaying manuscript contents;

the at least one sound box is connected in the shell, and the sound outlet direction of the sound box faces to the first surface;

and the power supply connection module is connected to the shell, is respectively electrically connected with the prompter body and the sound box and is used for supplying power to the prompter body and the sound box.

Preferably, the number of the sound boxes is two, and the two sound boxes are respectively arranged on two sides of the display screen.

Preferably, the back of the housing is rotatably connected with a bracket, and the bracket rotates around a rotating shaft of the bracket to enable the bracket to be in an unfolding state or a folding state; when the support is in the expansion state and the support lower extreme contacts with ground, the shell be in the tilt state, just the first surface slope sets up upwards.

Preferably, the sound box comprises a casing and a loudspeaker connected to the casing, the plane of the sound outlet of the loudspeaker is arranged in a downward inclined manner, and when the support is in the unfolded state and the casing is in the inclined state, the plane of the sound outlet of the loudspeaker rotates upwards and faces a user.

Preferably, the middle part of the first surface of the shell is provided with a first mounting cavity which is concave and is used for mounting the prompter body, the first surfaces at two sides of the first mounting cavity are respectively provided with a second mounting cavity which is concave, and a partition plate is arranged between two sides of the first mounting cavity and the two second mounting cavities; the sound box is connected in the second mounting cavity and is positioned at the upper part of the second mounting cavity; two the opening part of second installation cavity all is connected with the screen panel, and the plane of screen panel with first surface looks parallel and level.

Preferably, the back of shell is equipped with two mounting grooves that distribute along shell length direction, the support include two bracing pieces, the upper end of two bracing pieces is rotatable coupling respectively two in the mounting groove, and when the support was in fold condition, two bracing pieces hold respectively in two mounting grooves.

Preferably, soft foot pads are connected to two sides of the bottom of the shell.

Preferably, the two side walls of the shell are respectively connected with a handle.

Preferably, the lower part of the back surface of the shell is provided with an inwards concave part, the concave part penetrates through the bottom of the shell, the top of the concave part is provided with a step, and the power supply connection module is installed on the step; the power supply connection module is integrated with a power supply input interface, a control switch, a USB interface, a line input interface, a microphone interface, an HDMI interface and a VGA interface, and the control switch is used for controlling the on-off of the power supply of the sound box and the prompter body; the HDMI interface and the VGA interface are used for being connected with the prompter body, and the line input interface is connected with external sound source playing equipment through wiring.

After the structure more than adopting, the utility model relates to an audio-visual prompter device compares with prior art, has following advantage:

firstly, a sound box is arranged on the audio-visual prompter, the sound box can be connected with a microphone in a wireless or wired mode, and a user has a good sound amplifying function when using a display screen of a prompter body; especially when the small stage performs or performs, the audience under the platform interacts with the host or performer on the platform, and the sound of the audience can be played through the sound box, so that the host or performer can clearly listen to the sound of the audience, and the communication and interaction between the host and the performer are smooth. The audio-visual prompter has various functions and meets the requirements of users.

Furthermore, during small-size stage performance or performance, host or performer stand before the display screen of prompter ware, the sound of stage musical accompaniment can be in time heard by host or performer through the audio amplifier is sent, thereby effectively shorten the time difference that the musical accompaniment sound arrived in host or performer ear and arrived in spectator's ear, this audio amplifier essence plays the function of listening back audio amplifier or feedback audio amplifier, it is good to make host or performer and musical accompaniment's synchronism, the performance or the performance of stage are effectual.

In addition, the loudspeaker boxes are arranged on two sides of the display screen of the prompter body, and the loudspeaker boxes can be coaxial loudspeaker boxes, so that the prompter body has a stereo playing effect, clear tone quality and a good hearing effect. The sound box can be in wireless connection with the mobile device and is used for playing music of the mobile device and the like. The plane of the sound outlet of the loudspeaker of the sound box is arranged in a downward inclined mode, preferably, the plane of the sound outlet is arranged in a downward inclined mode by 15 degrees, so that when the support is in an unfolded state and placed on the floor of a stage, the whole audio-visual prompter is inclined upwards, and the plane of the sound outlet of the loudspeaker of the sound box is arranged in a downward inclined mode, the plane of the sound outlet of the loudspeaker rotates upwards and faces a user, and the sound outlet direction of the sound outlet of the loudspeaker is prevented from inclining upwards and deviating from the user; the inclined arrangement of the plane of the sound outlet of the loudspeaker makes up the defect that the sound outlet direction of the loudspeaker deviates due to the integral inclination of the audio-visual prompter, the sound outlet direction of the loudspeaker can be directly opposite to a listener, and the sound field is well covered, so that the hearing effect of a user is good.

Moreover, the bracket can rotate to adjust the inclination angle of the audio-visual prompter, and the bracket can be accommodated in the mounting groove on the back of the shell in a folded state, so that the bracket is hidden, the space is not occupied, and when the bracket is used, the bracket only needs to be rotated outwards; the soft callus on the sole of shell bottom, have buffering cushioning effect when making seeing and hearing prompter and stage ground contact, when stereo set broadcast sound, play and inhale the shake effect simultaneously, reduce the resonance between audio amplifier and the stage ground. The handles on the two sides of the shell are arranged, so that the audio-visual prompter is convenient to carry, move and carry.

Drawings

Fig. 1 is a schematic structural diagram of an audiovisual prompter of the present invention.

Fig. 2 is a back structure schematic diagram of the audiovisual prompter of the present invention.

Fig. 3 is a schematic view of the structure of the audio-visual prompter in the expanded state of the stand.

Fig. 4 is a schematic structural view of the sound box of the audio-visual prompter of the present invention.

Fig. 5 is a schematic view of a sectional structure of the sound box of the audio-visual prompter of the present invention.

As shown in the figure:

1. the speaker comprises a shell, 100, a first surface, 101, a first installation cavity, 102, a second installation cavity, 103, a partition board, 104, a concave part, 105, a step, 106, a handle, 107, a second surface, 108, an installation groove, 2, a prompter body, 200, a display screen, 3, a sound box, 300, a shell, 301, a loudspeaker, 302, a sound outlet, 4, a power supply connection module, 5, a support rod, 6 and a foot pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 5;

the embodiment of the utility model discloses an audio-visual prompter device, it is used for occasions such as live broadcast of electricity merchant, program making, remote teaching, online court, large-scale meeting, small-size stage performance, its structure includes inside hollow shell 1, this shell 1 is assembled for with metal sheet or aluminum alloy plate and forms, this shell 1 has the first surface 100 that faces the user and keeps away from user's second surface 107, first surface 100 also is the front of audio-visual prompter device, second surface 107 is the back of audio-visual prompter device; a prompter body 2 is connected in the shell 1, the prompter body 2 is provided with a display screen 200 arranged on the first surface 100, and the display screen 200 is used for displaying manuscript contents; the prompter body 2 is a prompter body 2 in the prior art, which is connected with a power supply, the prompter body 2 can play and display the manuscript content of a user, in the embodiment, a display screen 200 of the prompter body 2 adopts a commercially available 55-inch high-definition liquid crystal flat panel display screen 200. The audio-visual prompter also comprises at least one sound box 3 connected in the shell 1, and the sound outlet direction of the sound box 3 faces to the first surface 100; the number of the sound boxes 3 is set according to the size of the audio-visual prompter and the needs of users, and can be set to be one, two or three, four and the like; the sound box 3 adopts a coaxial sound box 3 in the prior art, and an active coaxial sound box 3 with a DSP design is selected. It has the bluetooth function, can connect equipment broadcast audio frequencies such as cell-phone, computer to and can wireless or wired connection microphone, through the microphone pickup sound 3 broadcast public address of broadcast of audio amplifier, also can connect the power amplifier broadcast stage's of stage accompaniment music certainly.

In this embodiment, the casing 1 of the audio-visual prompter is connected with the power supply connection module 4, and the power supply connection module 4 is electrically connected with the prompter body 2 and the sound box 3 respectively, and is used for supplying power to the prompter body 2 and the sound box 3. Similarly, a power input interface, a control switch, a USB interface, a line input interface, a microphone interface, an HDMI interface, and a VGA interface are integrated on the power connection module 4, and the control switch is used for controlling the power on/off of the speaker and the prompter body; the HDMI interface and the VGA interface are used for being connected with the prompter body, and the line input interface is connected with an external sound console or other sound source playing equipment through wiring. The USB interface can be plugged with a USB flash disk, so that audio files in the USB flash disk are played or manuscript information in the USB flash disk is displayed. Further, the lower part of the back surface of the housing 1 is provided with a concave part 104, the concave part 104 penetrates through the bottom of the housing 1, the top of the concave part 104 is formed with a step 105, and the power connection module 4 is mounted on the step 105; therefore, various input interfaces, power interfaces and switches of the sound box 3 and the display screen 200 are integrally placed at the bottom of the product, and wiring is convenient.

In the audio-visual prompter of the embodiment, the sound box 3 can be connected with a microphone in a wireless or wired mode, and a user has a better sound amplification function when using the display screen 200 of the prompter body 2; especially, when small stage performance or performance is carried out, the audience under the stage interacts with the host or performer on the stage, and the sound of the audience can be played through the sound box 3, so that the host or performer can clearly listen to the sound of the audience, and the communication and interaction between the two parties are smooth. Furthermore, during small-size stage performance or performance, host or performer stand before the display screen 200 of prompter, the sound of stage music accompaniment can send through audio amplifier 3 and in time be heard by host or performer, thereby effectively shorten the time difference that the music accompaniment sound arrived in host or performer's ear and arrived in spectator's ear, this audio amplifier 3 essence plays the function of returning to listening box 3 or feedback audio amplifier 3, make host or performer and the synchronism of music accompaniment good, the performance or the performance of stage are effectual.

Referring to fig. 1 again, in the present embodiment, the number of the sound boxes 3 is two, and the sound boxes are respectively disposed on two sides of the display screen 200. The sound boxes 3 on both sides can be coaxial sound boxes 3, so that the stereo sound playing device has a stereo playing effect, clear tone quality and a good hearing effect. In the audio-visual prompter of the embodiment, the middle part of the first surface 100 of the shell 1 is provided with a first concave mounting cavity 101 for mounting the prompter body 2, and the prompter body 2 is integrally embedded and connected in the first mounting cavity 101; the first surfaces 100 on two sides of the first installation cavity 101 are respectively provided with a concave second installation cavity 102, and a partition plate 103 is arranged between two sides of the first installation cavity 101 and the two second installation cavities 102; the two sound boxes 3 are respectively connected in the two second mounting cavities 102, and the sound boxes 3 are positioned at the upper parts of the second mounting cavities 102; openings of the two second installation cavities 102 are connected with mesh enclosures, and planes of the mesh enclosures are flush with the first surface 100.

Referring to fig. 2 again, a plurality of heat dissipation holes are distributed on the back surface of the housing 1, that is, the second surface 107, and the back surface of the housing 1 is rotatably connected with a bracket through a rotating shaft, and the bracket rotates around the rotating shaft, so that the bracket can be in an unfolded state or a folded state; when the support is in the expansion state and the support lower extreme contacts with ground, shell 1 be in the tilt state, just first surface 100 inclines upwards to set up, and convenience of customers watches display screen 200 like this. Specifically in this embodiment, the back of shell 1 is equipped with two mounting grooves 108 that distribute and indent along shell 1 length direction, the support include two bracing pieces 5, two upper ends of bracing piece 5 rotatable coupling respectively are two in the mounting groove 108, and when the support was in fold condition, two bracing pieces 5 hold respectively in two mounting grooves 108. The support rotates the inclination angle of the adjustable audio-visual prompter, and the support can be accommodated in the mounting groove 108 on the back of the shell 1 in a folded state, so that the support is hidden, the space is not occupied, and when the support is used, the support only needs to be rotated outwards. In addition, an elastic pin and positioning hole matching angle positioning structure or a gear tooth angle positioning structure can be arranged on the rotating shaft at the upper ends of the two support rods 5, so that the two support rods 5 can be outwards rotated for three-gear angle adjustment of 55 degrees, 65 degrees, 75 degrees and the like, and the placing requirements of different users or different installation environments can be met.

Referring to fig. 4 and 5 again, in this embodiment, the sound box 3 includes a casing 300, and a speaker 301 connected to the casing 300, a plane where a sound outlet 302 of the speaker 301 is located is disposed to be inclined downward, and when the stand is in an unfolded state and the housing 1 is in an inclined state, the plane where the sound outlet 302 of the speaker 301 is located is rotated upward and faces a user. Further, an angle a between a plane where the sound outlet 302 of the speaker 301 is located and a vertical plane is set to 15 degrees. In other embodiments, the angle a between the plane of the sound outlet 302 of the speaker 301 and the vertical plane may also be other angles, such as 10 degrees, 20 degrees, and the like. Thus, when the support is in an unfolded state and is placed on the floor of the stage, the whole audiovisual prompter is inclined upwards, and because the plane where the sound outlet 302 of the loudspeaker 301 of the sound box 3 is arranged is inclined downwards, the plane where the sound outlet 302 of the loudspeaker 301 is arranged is rotated upwards and is opposite to a user, so that the sound outlet direction of the sound outlet 302 of the loudspeaker 301 is prevented from inclining upwards and deviating from the user; the inclined arrangement of the plane where the sound outlet 302 of the loudspeaker 301 is positioned makes up the defect that the sound outlet direction of the sound outlet 302 of the loudspeaker 301 deviates due to the integral inclination of the audio-visual prompter, the sound outlet direction of the loudspeaker can be directly opposite to a listener, the sound field coverage is good, and therefore the hearing effect of a user is good.

In the embodiment of the utility model, in order to make the audio-visual prompter have the buffer and shock absorption function when contacting with the stage ground, and simultaneously play the shock absorption function when the sound equipment plays sound, the resonance between the sound box 3 and the stage ground is reduced; soft foot pads 6 are connected with two sides of the bottom of the shell 1. The soft foot pad 6 is soft rubber or plastic pad, and plays a role of buffering and shock absorption when the audio-visual prompter falls to the ground, so as to protect the audio-visual prompter from being damaged; in order to make the audio-visual prompter convenient to carry, move and carry, handles 106 are respectively connected to two side walls of the audio-visual prompter shell 1.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An audiovisual prompter, characterized in that: it comprises

A housing having a hollow interior and having a first surface facing a user;

2. An audiovisual prompter as defined in claim 1, wherein: the loudspeaker boxes are two and are respectively arranged on two sides of the display screen.

3. An audiovisual prompter according to claim 1 or 2, characterized in that: the back of the shell is rotatably connected with a bracket, and the bracket rotates around a rotating shaft of the bracket to enable the bracket to be in an unfolding state or a folding state; when the support is in the expansion state and the lower end of the support is in contact with the ground, the shell is in the inclined state, and the first surface is arranged upwards in an inclined mode.

4. An audiovisual prompter according to claim 3, characterized in that: the sound box comprises a shell and a loudspeaker connected to the shell, wherein a plane where a sound outlet of the loudspeaker is located is arranged in a downward inclined mode, the support is in an unfolded state, so that the shell is in an inclined state, and the plane where the sound outlet of the loudspeaker is located upwards rotates and is right opposite to a user.

5. An audiovisual prompter as defined in claim 4, wherein: and an included angle between a plane where a sound outlet of the loudspeaker is located and a vertical plane is 15 degrees.

6. An audiovisual prompter as defined in claim 3, wherein: the middle part of the first surface of the shell is provided with a first concave mounting cavity for mounting the prompter body, the first surfaces at two sides of the first mounting cavity are provided with second concave mounting cavities, and a partition plate is arranged between each of the two sides of the first mounting cavity and the two second mounting cavities; the sound box is connected in the second mounting cavity and is positioned at the upper part of the second mounting cavity; two the opening part of second installation cavity all is connected with the screen panel, and the plane of screen panel with first surface looks parallel and level.

7. An audiovisual prompter according to claim 3, characterized in that: the back of shell is equipped with two mounting grooves that distribute along shell length direction, the support include two bracing pieces, the upper end of two bracing pieces is rotatable coupling respectively two in the mounting groove, and when the support was in fold condition, two bracing pieces hold in two mounting grooves respectively.

8. An audiovisual prompter according to claim 1, characterized in that: and soft foot pads are connected to two sides of the bottom of the shell.

9. An audiovisual prompter as defined in claim 1, wherein: handles are respectively connected to two side walls of the shell.

10. An audiovisual prompter as defined in claim 1, wherein: the lower part of the back surface of the shell is provided with an inwards concave part which penetrates through the bottom of the shell, the top of the concave part is provided with a step, and the power supply connection module is arranged on the step; the power supply connection module is integrated with a power supply input interface, a control switch, a USB interface, a line input interface, a microphone interface, an HDMI interface and a VGA interface, and the control switch is used for controlling the on-off of the power supply of the sound box and the prompter body; the HDMI interface and the VGA interface are used for being connected with the prompter body, and the line input interface is connected with external sound source playing equipment through wiring.