CN213485165U

CN213485165U - Intelligent testing device for high-fidelity sound source

Info

Publication number: CN213485165U
Application number: CN202022761635.7U
Authority: CN
Inventors: 黄凯佳
Original assignee: Shenzhen Yale Industry Co ltd
Current assignee: Shenzhen Yale Industry Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-06-18
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a be used for high-fidelity sound source intelligence testing arrangement, the power distribution box comprises a box body, the bottom fixedly connected with protection casing of box, the inside fixed mounting of protection casing has first motor, the output fixedly connected with carousel of first motor, the upside fixed mounting of carousel has the detector, one side of box is rotated and is connected with the extension frame, the other end fixedly connected with mounting bracket of extension frame, the outside of extending the frame is provided with the second puigging, the bottom fixedly connected with mounting panel of mounting bracket, the upside of mounting panel is provided with the stereo set, one side of mounting bracket is rotated and is connected with sealing door. The utility model discloses a cystosepiment cooperation deadening felt reduces sound and causes the box vibrations, influences tone quality and detects, drives the carousel through first motor and rotates, makes the detector can carry out 360 degrees rotations, detects the tone quality of the different incident angle directions of sound source, improves the practicality of device.

Description

Intelligent testing device for high-fidelity sound source

Technical Field

The utility model relates to a sound source detection area specifically is a be used for high-fidelity sound source intelligent testing device.

Background

Portable electronic products such as computers and mobile phones have become an essential part of life of people, and speakers play an important role as key components in the electronic products. A loudspeaker is commonly known as a horn, which is an electroacoustic device that converts electrical energy into acoustic energy. Although the operation modes of the loudspeakers are different, mechanical vibration is generated to push surrounding air, so that air medium fluctuates to realize electric-power-sound conversion, and certain tests are generally required before the components are shipped or installed.

At present, current sound source test procedure is generally for artifical manual circular telegram to audition with the ear, and the randomness is great, and the test result is accurate inadequately, and the uniformity and the yields of product are lower, and the part uses hand-held type decibel appearance to test, but receives external environment's influence, and the test result still has certain error, is difficult to satisfy the test demand to the customer demand of part high fidelity high tone quality generally. Therefore, those skilled in the art provide an intelligent testing device for high fidelity sound source to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model mainly solves the technical problem existing in the prior art and provides an intelligent testing device for a high-fidelity sound source.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for high-fidelity sound source intelligence testing arrangement, the power distribution box comprises a box body, the bottom fixedly connected with protection casing of box, the inside fixed mounting of protection casing has first motor, the output fixedly connected with carousel of first motor, the upside fixed mounting of carousel has the detector, one side of box is rotated and is connected with the extension frame, the other end fixedly connected with mounting bracket of extension frame, the outside of extension frame is provided with the second puigging, the bottom fixedly connected with mounting panel of mounting bracket, the upside of mounting panel is provided with the stereo set, one side of mounting bracket is rotated and is connected with sealing door, the inside of box and the inboard of sealing door all are provided with first puigging, the bottom of box is provided with transmission.

Preferably, the extension frame comprises a plurality of connecting plates, the connecting plates are sequentially connected in a rotating manner, and a plurality of through holes are formed in the surfaces of the connecting plates.

Preferably, transmission includes two installation pieces, installation piece and box fixed connection, the fixed surface of installation piece installs the second motor, the output fixedly connected with threaded rod of second motor, the threaded rod rotates with two installation pieces to be connected, the surperficial threaded connection of threaded rod has the slider.

Preferably, a first slide bar is fixedly connected between the two mounting blocks, the slide block is connected with the first slide bar in a sliding manner, a second slide bar is fixedly connected to the bottom of the mounting frame, the other end of the second slide bar is fixedly connected with the slide block, and the second slide bar is connected with the mounting blocks in a sliding manner.

Preferably, first puigging includes the cystosepiment, cystosepiment and box fixed connection, the fixed surface of cystosepiment is connected with the deadening felt, the surface of deadening felt is provided with the sponge.

Preferably, the second sound insulation layer comprises two layers of felts, and cotton wool is arranged between the two layers of felts.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a cystosepiment cooperation deadening felt reduces sound and causes the box vibrations, influences tone quality and detects, drives the carousel through first motor and rotates, makes the detector can carry out 360 degrees rotations, detects the tone quality of the different incident angle directions of sound source, improves the practicality of device.

2. The utility model discloses a second motor drives the threaded rod and rotates, and cooperation slider and second slide bar drive the mounting bracket and remove, and the cooperation is extended and is put up the drive second puigging and extend, makes the stereo set keep away from the detector, makes the detector can detect the sound source of different distances, through the elasticity that extends the frame, reduces the volume of device, makes the device transport of being convenient for.

Drawings

Fig. 1 is a schematic view of a first three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a second three-dimensional structure of the present invention;

fig. 3 is a schematic view of a three-dimensional cross-sectional structure of the protective cover of the present invention;

fig. 4 is a schematic perspective view of the extension frame of the present invention;

FIG. 5 is a schematic view of the connecting plate of the present invention;

fig. 6 is a schematic structural view of a first soundproof layer according to the present invention;

fig. 7 is a schematic structural view of a second soundproof layer according to the present invention.

In the figure: the device comprises a box body 1, a protective cover 2, a first motor 3, a rotary table 4, a detector 5, a mounting rack 6, a mounting plate 7, a sound box 8, a connecting plate 9, a through hole 10, a mounting block 11, a second motor 12, a threaded rod 13, a sliding block 14, a first sliding rod 15, a second sliding rod 16, a foam board 17, a sound insulation felt 18, sponge 19, felt 20, cotton wool 21 and a sealing door 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, an intelligent testing device for a high fidelity sound source comprises a box body 1, a protective cover 2 is fixedly connected to the bottom of the box body 1, a first motor 3 is fixedly installed inside the protective cover 2, a rotary table 4 is fixedly connected to the output end of the first motor 3, a detector 5 is fixedly installed on the upper side of the rotary table 4, an extension frame is rotatably connected to one side of the box body 1, an installation frame 6 is fixedly connected to the other end of the extension frame, a second sound insulation layer is arranged on the outer side of the extension frame, an installation plate 7 is fixedly connected to the bottom of the installation frame 6, a sound box 8 is arranged on the upper side of the installation plate 7, a sealing door 22 is rotatably connected to one side of the installation frame 6, first sound insulation layers are respectively arranged inside the box body 1 and on the inner side of the sealing door 22, a transmission device is arranged at the bottom of, the transmission device comprises two mounting blocks 11, the mounting blocks 11 are fixedly connected with the box body 1, a second motor 12 is fixedly mounted on the surface of each mounting block 11, a threaded rod 13 is fixedly connected to the output end of each second motor 12, the threaded rod 13 is rotatably connected with the two mounting blocks 11, a slider 14 is in threaded connection with the surface of each threaded rod 13, a first slide rod 15 is fixedly connected between the two mounting blocks 11, each slider 14 is in sliding connection with the corresponding first slide rod 15, the bottom of each mounting frame 6 is fixedly connected with a second slide rod 16, the other end of each second slide rod 16 is fixedly connected with the corresponding slider 14, the second slide rods 16 are in sliding connection with the mounting blocks 11, the first motor 3 drives the rotary disc 4 to rotate, the detector 5 can rotate at 360 degrees, tone qualities in different incident angle directions of a sound source are detected, the practicability of the device is improved, the second motor 12 drives the threaded rods 13 to rotate, the mounting frames 6 are, the cooperation extends the frame and drives the second puigging and extend, makes stereo set 8 keep away from detector 5, makes detector 5 can detect the sound source of different distances.

Referring to fig. 6, the first soundproof layer includes a foam board 17, the foam board 17 is fixedly connected to the cabinet 1, a sound-proof felt 18 is fixedly connected to a surface of the foam board 17, a sponge 19 is disposed on a surface of the sound-proof felt 18, and the foam board 17 cooperates with the sound-proof felt 18 to reduce vibration of the cabinet 1 caused by sound, which affects sound quality detection.

Referring to fig. 7, the second soundproof layer includes two layers of felts 20, a cotton wool 21 is disposed between the two layers of felts 20, and the cotton wool 21 inside the second soundproof layer is matched with the felts 20 to reduce reflection of sound, thereby ensuring purity of sound transmission.

The working principle is as follows: reduce sound through cystosepiment 17 cooperation deadening felt 18 and cause box 1 vibrations, influence tone quality and detect, it rotates to drive carousel 4 through first motor 3, it is rotatory to make detector 5 can carry out 360 degrees, tone quality to the angle of incidence direction of sound source difference detects, improve the practicality of device, it rotates to drive threaded rod 13 through second motor 12, cooperation slider 14 and second slide bar 16 drive mounting bracket 6 and move, the cooperation is extended the frame and is driven the second puigging and extend, make stereo set 8 keep away from detector 5, make detector 5 can detect the sound source of different distances, cotton fibre 21 through the second puigging inside cooperates the reflection that felt 20 reduced sound, guarantee the purity degree of sound propagation, elasticity through extending the frame, reduce the volume of device, make the device be convenient for carry.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for high-fidelity sound source intelligence testing arrangement, includes box (1), its characterized in that: the bottom of the box body (1) is fixedly connected with a protective cover (2), a first motor (3) is fixedly arranged in the protective cover (2), the output end of the first motor (3) is fixedly connected with a rotary table (4), the upper side of the rotary table (4) is fixedly provided with a detector (5), one side of the box body (1) is rotatably connected with an extension frame, the other end of the extension frame is fixedly connected with an installation frame (6), a second sound insulation layer is arranged on the outer side of the extension frame, the bottom of the mounting frame (6) is fixedly connected with a mounting plate (7), the upper side of the mounting plate (7) is provided with a sound box (8), one side of the mounting frame (6) is rotatably connected with a sealing door (22), the inside of box (1) and sealing door (22) all are provided with first puigging, the bottom of box (1) is provided with transmission.

2. The intelligent testing device for the high-fidelity sound source according to claim 1, is characterized in that: the extension frame comprises a plurality of connecting plates (9), the connecting plates (9) are sequentially connected in a rotating mode, and a plurality of through holes (10) are formed in the surface of each connecting plate (9).

3. The intelligent testing device for the high-fidelity sound source according to claim 1, is characterized in that: the transmission device comprises two installation blocks (11), the installation blocks (11) are fixedly connected with the box body (1), the surface of each installation block (11) is fixedly provided with a second motor (12), the output end of each second motor (12) is fixedly connected with a threaded rod (13), the threaded rods (13) are rotatably connected with the two installation blocks (11), and the surface of each threaded rod (13) is connected with a sliding block (14) in a threaded manner.

4. The intelligent testing device for the high-fidelity sound source according to claim 3, is characterized in that: first slide bar (15) of fixedly connected with between two installation piece (11), slider (14) and first slide bar (15) sliding connection, the bottom fixedly connected with second slide bar (16) of mounting bracket (6), the other end and the slider (14) fixed connection of second slide bar (16), second slide bar (16) and installation piece (11) sliding connection.

5. The intelligent testing device for the high-fidelity sound source according to claim 1, is characterized in that: first puigging includes cystosepiment (17), cystosepiment (17) and box (1) fixed connection, the fixed surface of cystosepiment (17) is connected with deadening felt (18), the surface of deadening felt (18) is provided with sponge (19).

6. The intelligent testing device for the high-fidelity sound source according to claim 1, is characterized in that: the second sound insulation layer comprises a felt (20), the felt (20) has two layers, and cotton wool (21) is arranged between the two layers of felt (20).