CN215647374U

CN215647374U - Sound testing device

Info

Publication number: CN215647374U
Application number: CN202121968698.8U
Authority: CN
Inventors: 冯铅成; 练庆良; 邓永光; 蓝剑龙
Original assignee: Foshan Shengfu Electronic Technology Co ltd
Current assignee: Foshan Shengfu Electronic Technology Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-25
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a sound testing device which comprises a box body, wherein sound insulation cotton is arranged inside the box body, sliding rails are symmetrically and fixedly connected to the bottom inside the box body, sliding plates are connected to the outer surfaces of the sliding rails in a sliding mode, a placing plate is fixedly connected between the top ends of the two sliding plates, and sliding grooves are symmetrically formed in two sides of the upper surface of the placing plate. According to the utility model, the sound insulation effect during testing can be increased through the arranged sound insulation cotton, so that external interference is avoided, the accuracy of a detection result is increased, sound devices with different sizes can be fixed conveniently through the movable clamping plate, the practicability of the device is greatly increased, the box door can be driven to move simultaneously through the movable placing plate, so that the operation of placing the sound devices and opening and closing the box door is not needed, the operation and the use are greatly facilitated, the sound devices with different heights can be tested conveniently through the movable microphone, and the practicability of the device is further increased.

Description

Sound testing device

Technical Field

The utility model relates to the technical field of sound testing, in particular to a sound testing device.

Background

The sound equipment refers in particular to a set of audio system for making sound by combining electrical equipment. The development history of sound technology can be divided into four stages, namely a transistor, an integrated circuit and a field effect transistor. The sound equipment needs to be tested before being sold, whether sound waves at all positions are stable or not is tested when the sound equipment produces sound, and a testing device is needed to test the sound equipment;

now relate to a stereo set testing arrangement, but current stereo set testing arrangement still has a lot of problems or defects, and every sound wave that tests a position of current stereo set testing arrangement is adjusted just to the position of staff to the microphone, thereby reduced efficiency of software testing, and current stereo set testing arrangement is at the radio reception in-process, is disturbed by sound around easily, thereby influence the test effect, and all will put into the stereo set at every turn the back door again, complex operation, reduction work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a sound testing device.

In order to achieve the purpose, the utility model adopts the following technical scheme: a sound testing device comprises a box body, wherein soundproof cotton is arranged in the box body, slide rails are symmetrically and fixedly connected to the bottom in the box body, slide plates are slidably connected to the outer surfaces of the slide rails, a placing plate is fixedly connected between the top ends of the two slide plates, slide grooves are symmetrically formed in the two sides of the upper surface of the placing plate, a same screw rod is rotatably connected between the two slide grooves in a penetrating manner, a movable plate rotatably connected through threads is respectively sleeved on the outer surface of one end of the screw rod between the two slide grooves, a connecting rod is slidably connected to the outer surface of one end of the movable plate above the placing plate in a penetrating manner, clamping plates are respectively and fixedly connected to the ends, close to the connecting rod, of the box body, a box door is arranged on the front wall of the box body, one end of the placing plate is fixedly connected with the outer surface of the box door, and a first screw rod is rotatably connected to the top of the box body and the position, close to the rear wall, the outer surface cover of first lead screw is equipped with the backup pad of connecting through the screw thread rotation, the lower fixed surface of backup pad is connected with the mounting panel, the lower surface mounting of mounting panel has the microphone.

Furthermore, a groove is formed in the position, close to the screw, of the upper surface of the placing plate, a first motor is installed inside the groove, and an output shaft of the first motor is fixedly connected with the screw.

Furthermore, one side of the outer surface of the moving plate is fixedly connected with a spring, and the other end of the spring is fixedly connected with the outer surface of the clamping plate.

Further, the lower surface fixedly connected with push pedal of placing the board, the second motor is installed to the inside bottom of box and the position that is close to the back wall, the output shaft fixedly connected with second lead screw of second motor, just the second lead screw passes through the screw thread rotation with the inside of push pedal and is connected.

Furthermore, the upper surface of the box body is provided with a third motor, and an output shaft of the third motor is fixedly connected with the top end of the first screw rod.

Further, the surface of backup pad runs through sliding connection and has the guide bar, just the top of guide bar and the inside top fixed connection of box, just the bottom fixedly connected with limiting plate of first lead screw.

Furthermore, the supporting seat is fixedly installed on the periphery of the lower surface of the box body, and soundproof cotton is also arranged inside the box door.

The utility model has the beneficial effects that:

when the sound box testing device is used, the sound insulation effect during testing can be improved through the arranged sound insulation cotton, so that the external interference is avoided, the accuracy of a detection result is improved, sound boxes with different sizes can be fixed conveniently through the movable clamping plate, the practicability of the device is greatly improved, the box door can be driven to move simultaneously through moving the placing plate, the operation of placing the sound boxes and the operation of opening and closing the box door are not needed, the operation and the use are greatly facilitated, the microphone can be driven to move up and down through the third motor, the sound boxes at different positions can be tested, and the practicability of the device is further improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a schematic view of the internal structure of the mounting plate of the present invention.

Wherein:

1. a box body; 2. sound insulation cotton; 3. a slide rail; 4. a slide plate; 5. placing the plate; 6. a chute; 7. a screw; 8. moving the plate; 9. a connecting rod; 10. a splint; 11. a box door; 12. pushing the plate; 13. a first lead screw; 14. a support plate; 15. mounting a plate; 16. a microphone; 17. a groove; 18. a first motor; 19. a spring; 20. a second motor; 21. a second lead screw; 22. a third motor; 23. a guide bar; 24. a limiting plate; 25. and (4) supporting the base.

Detailed Description

As shown in fig. 1 to 3, a sound testing device is disclosed, which comprises a box body 1, soundproof cotton 2 is arranged inside the box body 1, slide rails 3 are symmetrically and fixedly connected to the bottom inside the box body 1, slide plates 4 are slidably connected to the outer surfaces of the slide rails 3, a placing plate 5 is fixedly connected between the top ends of the two slide plates 4, sliding grooves 6 are symmetrically formed in both sides of the upper surface of the placing plate 5, a screw 7 is rotatably connected between the two sliding grooves 6 in a penetrating manner, a moving plate 8 rotatably connected through a thread is respectively sleeved on the outer surface of one end of the screw 7 located between the two sliding grooves 6, a connecting rod 9 is slidably connected through the outer surface of one end of the moving plate 8 located above the placing plate 5, clamping plates 10 are respectively and fixedly connected to the ends of the connecting rod 9, a box door 11 is arranged on the front wall of the box body 1, one end of the placing plate 5 is fixedly connected to the outer surface of the box door 11, and a push plate 12 is fixedly connected to the lower surface of the placing plate 5, the top of box 1 just is close to the position of back wall and runs through the rotation and is connected with first lead screw 13, and the surface cover of first lead screw 13 is equipped with the backup pad 14 of rotating the connection through the screw thread, and the lower fixed surface of backup pad 14 is connected with mounting panel 15, and the lower surface mounting of mounting panel 15 has microphone 16.

When the sound testing device is used, firstly, the second motor 20 is started, the second motor 20 rotates to drive the second screw rod 21 to rotate, so that the placing plate 5 is driven to move through the push plate 12, the box door 11 is further opened, the placing plate 5 moves to the outside of the box body 1, then, a sound is placed on the placing plate 5, the first motor 18 is started, the first motor 18 rotates to drive the screw rod 7 to rotate, so that the two moving plates 8 are driven to move relatively, the clamping plate 10 can be driven to fix the sound, so that the situation that the sound shakes during moving is avoided, the practicability of the device is increased, then, the second motor 20 is started again, the second motor 20 rotates to drive the placing plate 5 to recover, the box door 11 is also closed, then the third motor 22 is started, the third motor 22 rotates to drive the first screw rod 13 to rotate, so that the supporting plate 14 is driven to move, so that the microphone 16 is driven to move up and down, therefore, the microphone 16 can correspond to sound equipment with different heights, the practicability of the device is further improved, and the soundproof effect during testing can be improved through the soundproof cotton 2 arranged, so that the external interference is avoided, and the accuracy of the detection result is improved.

In a further scheme, a groove 17 is formed in the position, close to the screw 7, of the upper surface of the placing plate 5, a first motor 18 is installed inside the groove 17, an output shaft of the first motor 18 is fixedly connected with the screw 7, and the first motor 18 rotates to drive the screw 7 to rotate, so that the two moving plates 8 are driven to move relatively, and the clamping plate 10 can be driven to fix the sound box.

In a further scheme, a spring 19 is fixedly connected to one side of the outer surface of the moving plate 8, the other end of the spring 19 is fixedly connected with the outer surface of the clamping plate 10, and the sound box can be buffered through the arranged spring 19, so that the sound box is prevented from being damaged by clamping, and meanwhile, the new sound box can be conveniently clamped again next time.

In a further scheme, a second motor 20 is installed at the bottom inside the box body 1 and at a position close to the rear wall, a second lead screw 21 is fixedly connected to an output shaft of the second motor 20, the second lead screw 21 is rotatably connected with the inside of the push plate 12 through a thread, and the second motor 20 rotates to drive the second lead screw 21 to rotate, so that the push plate 12 drives the placing plate 5 to move.

In a further scheme, a third motor 22 is installed on the upper surface of the box body 1, an output shaft of the third motor 22 is fixedly connected with the top end of the first screw rod 13, and the third motor 22 rotates to drive the first screw rod 13 to rotate, so that the support plate 14 is driven to move, and the microphone 16 is driven to move up and down.

In a further scheme, the outer surface of the supporting plate 14 is connected with a guide rod 23 in a penetrating and sliding mode, the top end of the guide rod 23 is fixedly connected with the top of the box body 1, a limiting plate 24 is fixedly connected to the bottom end of the first screw rod 13, the guide rod 23 is used for preventing the supporting plate 14 from rotating, and the limiting plate 24 is used for limiting the supporting plate 14 and avoiding falling.

In the further scheme, the supporting seat 25 is fixedly installed around the lower surface of the box body 1, soundproof cotton 2 is also arranged inside the box door 11, the supporting seat 25 is used for increasing the stability of the device, and the soundproof cotton 2 is used for increasing the soundproof effect of the box door 11.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a stereo set testing arrangement, includes box (1), its characterized in that: soundproof cotton (2) is arranged in the box body (1), slide rails (3) are symmetrically and fixedly connected to the bottom in the box body (1), slide plates (4) are slidably connected to the outer surface of each slide rail (3), a placing plate (5) is fixedly connected between the top ends of the two slide plates (4), slide grooves (6) are symmetrically formed in the two sides of the upper surface of the placing plate (5), a same screw rod (7) is rotatably connected between the two slide grooves (6) in a penetrating manner, a movable plate (8) rotatably connected through threads is respectively sleeved on the outer surface of one end, located between the two slide grooves (6), of the movable plate (8), a connecting rod (9) is slidably connected to the outer surface of one end, located above the placing plate (5), of the connecting rod (9), a clamping plate (10) is fixedly connected to the end, close to the clamping plate respectively, and a box door (11) is arranged on the front wall of the box body (1), the utility model discloses a refrigerator door, including place the one end of board (5) and the outer fixed surface of chamber door (11) is connected, the top of box (1) and the position that is close to the back wall run through the rotation and be connected with first lead screw (13), the outer surface cover of first lead screw (13) is equipped with backup pad (14) of connecting through the screw rotation, the lower fixed surface of backup pad (14) is connected with mounting panel (15), the lower surface mounting of mounting panel (15) has microphone (16).

2. A sound testing device according to claim 1, characterized in that: the upper surface of the placing plate (5) and the position close to the screw rod (7) are provided with a groove (17), a first motor (18) is arranged inside the groove (17), and an output shaft of the first motor (18) is fixedly connected with the screw rod (7).

3. A sound testing device according to claim 1, characterized in that: one side of the outer surface of the moving plate (8) is fixedly connected with a spring (19), and the other end of the spring (19) is fixedly connected with the outer surface of the clamping plate (10).

4. A sound testing device according to claim 1, characterized in that: the lower surface fixedly connected with push pedal (12) of placing board (5), second motor (20) are installed to the inside bottom of box (1) and the position that is close to the back wall, the output shaft fixedly connected with second lead screw (21) of second motor (20), just second lead screw (21) are connected through the screw rotation with the inside of push pedal (12).

5. A sound testing device according to claim 1, characterized in that: the upper surface of the box body (1) is provided with a third motor (22), and an output shaft of the third motor (22) is fixedly connected with the top end of the first screw rod (13).

6. A sound testing device according to claim 1, characterized in that: the surface of backup pad (14) runs through sliding connection and has guide bar (23), just the top of guide bar (23) and the inside top fixed connection of box (1), just the bottom fixedly connected with limiting plate (24) of first lead screw (13).

7. A sound testing device according to claim 1, characterized in that: supporting seats (25) are fixedly mounted on the periphery of the lower surface of the box body (1), and soundproof cotton (2) is also arranged inside the box door (11).