CN203122416U

CN203122416U - Hearing detection device

Info

Publication number: CN203122416U
Application number: CN 201320126291
Authority: CN
Inventors: 银力; 屠文河; 张地; 陈洁华
Original assignee: HANGZHOU NUORKANG NEURAL ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: Zhejiang Nurotron Biotechnology Co ltd
Priority date: 2012-03-19
Filing date: 2013-03-19
Publication date: 2013-08-14
Anticipated expiration: 2023-03-19
Also published as: CN102525480A

Abstract

The utility model discloses a hearing detection device, which includes a hearing tester used for hearing test, a visual reinforcement device and a sounder, wherein the hearing tester controls the sounder to generate a sound; the visual reinforcement device is connected with the hearing tester in a wire/wireless manner; the visual reinforcement device includes an electronic display for displaying image data; the electronic display is one of a digital photo frame, a liquid crystal display, an LED display and a laptop; and the visual reinforcement device includes a storage for replacing the image data displayed in the electronic display. The hearing detection device provided by the utility model uses the electronic display to replace a traditional lamp house and serve as a visual stimulation source.

Description

A kind of tin of force checking device

Technical field

This utility model relates to audition detection technique field, refers to a kind of tin of force checking device especially.

Background technology

The visual enhancement audiometry is that audition educational circles is widely used abroad for the behavioral audiometry of 7 to 30 months big infant, and does not popularize as yet in China.

When being big infant audiometry in 7 to 30 months, the child can't cooperate the reaction listening sound to make to hear sound (as raise one's hand or place toy etc.); Can send by sound field loudspeaker housing and guarantee that the intensity of sound sound that children's can hear utilizes lamp box that it is given visual stimulus simultaneously, after the stimulation of this acousto-optic combination presented repeatedly, children's will set up and hear that sound just seeks the trained reflex of photostimulation; After having set up trained reflex, give earlier sound, if when finding that photostimulation is sought in children's's rotary head, send photostimulation at once and seek photostimulation behavior to reward his/her, change and give sound intensity, finally obtain children's's the threshold of audibility.

But, employed lamp box cost height in the listening device, the supply of material is few, often needs self manufacture; And sound field is generally narrow and small, has but been occupied most of space by lamp box; Toy is single in the lamp box, and the child that may cause loses interest in to the toy of showing or fears; And the lamp box volume is bigger, is not easy to carry and move.

The utility model content

In view of this, the purpose of this utility model is to propose a kind of tin of force checking device, utilizes electronic displays to substitute conventional lightbank as the visual stimulus source.

A kind of tin of force checking device based on above-mentioned purpose this utility model provides comprises, is used for audiometric audio tester, is used for the visual enhancement device of visual stimulus, and acoustical generator; Described audio tester control acoustical generator sounding, described visual enhancement device is connected with described audio tester by wired or wireless mode; Described visual enhancement device comprises the electronic displays for display image information, described electronic displays be digital photo frame, liquid crystal display, light-emitting diode display, notebook computer one of them; Described visual enhancement device comprises for the bin of changing the shown image data of described electronic displays;

Wherein, after described audio tester receives commencing signal, control acoustical generator sounding; And in the hearing test process, control generator audio frequency and intensity gradual change; And when display picture is watched in the ground rotary head of experimenter's trained reflex, note audio frequency and the intensity that shows this moment;

Described visual enhancement device is used in the acoustical generator sounding, if the experimenter passes through electronic displays display frame when listening to reaction, watches this picture so that the experimenter is directed rotary head; When acoustical generator stopped sounding, electronic displays stopped to show.

In some embodiments, described device also further comprises remote controller, be used for the described audio tester of control, visual enhancement device and acoustical generator at least one of them.

From above as can be seen, a kind of tin of force checking device that this utility model provides, utilize electronic displays to substitute conventional lightbank as the visual stimulus source, this electronic displays is that digital photo frame, liquid crystal display or LED purchase easily, and price is suitable, has reduced taking the sound field space; Its built-in image data is also more lively, and the child that content can changeable suitable different personality watches; Volume reduces greatly, is easy to carry; This device can also adopt remote control or pass through line traffic control according to the needs of user.

Description of drawings

Fig. 1 is this utility model embodiment test set, experimenter and test man's position view.

The specific embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, this utility model is further described.

With reference to figure 1, be the position view of listening force checking device, experimenter and test man of this utility model embodiment.

Among Fig. 1, described tin of force checking device comprises acoustical generator 3, the visual enhancement device 2 that is used for visual stimulus that is connected and is subjected to its control for audiometric audio tester 1, with audio tester 1, the remote controller 4 that is used for control described audio tester 1, visual enhancement device 2 and acoustical generator 3; Wherein experimenter 5 and tester 6 are seated face-to-face.

Described audio tester 1 is for generation of control and adjust the audible frequency of described acoustical generator and the control signal of intensity, and described acoustical generator 3 is connected on the audio tester 1, and is subjected to the control of this control signal; After described audio tester 1 receives commencing signal, control acoustical generator 3 sounding; And in the hearing test process, control generator 3 audio frequencies and intensity gradual change; And when display picture is watched in the ground rotary head of experimenter's trained reflex, note audio frequency and the intensity that shows this moment.

Described visual enhancement device 2 comprises electronic displays for display image information, is used for the bin of video data storing, it is used for when experimenter 5 follows sound it being produced visual stimulus, and it is connected with described audio tester 1 by wired or wireless mode; Described visual enhancement device 2 is used in acoustical generator 3 sounding, if the experimenter passes through electronic displays display frame when listening to reaction, watches this picture so that the experimenter is directed rotary head; When acoustical generator 3 stopped sounding, electronic displays stopped to show.

Described visual enhancement device 2 is placed side by side with described acoustical generator 3, guarantees that experimenter 5 follows the picture that can see when sound turns to acoustical generator 3 on the electronic displays.

Remote controller 4 is used for the described audio tester 1 of remote control, visual enhancement device 2 and acoustical generator 3.

The force checking device of listening that use provided by the utility model is above-mentioned detects the method for audition, may further comprise the steps:

1, audio tester 1 receives commencing signal, provides enough big sound control signal immediately, and control acoustical generator 3 is sounded;

2, in acoustical generator 3 sounding, if experimenter 5 listens to reaction certain under the sound intensity, visual enhancement device 2 is unlocked, and its electronic displays display frame makes experimenter 5 be directed rotary head and watches this picture;

3, acoustical generator 3 stops sounding, and electronic displays stops to show, experimenter 5 attention is induced thing (as toy) and attracts and go back to head;

4, constantly repeat above-mentioned steps 1 to 3, the trained reflex of electronic displays picture displayed is watched in rotary head when sound is heard in experimenter's 5 foundation;

5, the audible frequency of acoustical generator 3 and intensity gradual change, when the electronic displays picture displayed was watched in experimenter's 5 trained reflex ground rotary heads, audio tester 1 was noted sound frequency and the intensity that show this moment.

6, under the alternative sounds frequency, intensity of phonation reduces gradually, notes the minimum sound that the experimenter can hear under the alternative sounds frequency, i.e. the threshold of audibility;

7, obtain experimenter's final audiogram.

Tin force checking device of testing according to above-mentioned detection audition method, wherein with the electronic displays of making experimenter 5 is produced it visual enhancement device 2 of visual stimulus when following sound, can be digital photo frame, liquid crystal display, light-emitting diode display or notebook computer, its more traditional lamp box for generation of visual stimulus in shared sound field space be wanted much less; And compared to the light unicity of lamp box, the built-in image data of electronic displays is more vividly changeable, can select the picture that can attract its attention according to different experimenters; Because the electronic displays volume is little a lot of than lamp box, testing equipment is more convenient for carrying accordingly; Be that digital photo frame, liquid crystal display, light-emitting diode display all are easy to purchase, and cost is also much lower than lamp box, more is conducive to reduce equipment cost.

The memorizer of described visual enhancement device 2 can make movable storage devices such as USB flash disk, mp3, can download image data or editor's image data wherein at any time, uses more traditional lamp box more flexible.

Described remote controller 4 is except controlling audio tester 1, visual enhancement device 2 and acoustical generator 3 simultaneously, can also be used for the described audio tester 1 of control, visual enhancement device 2 and acoustical generator 3 one of them, or wherein any two, can design according to different needs.

Described audio tester 1, visual enhancement device 2 and acoustical generator 3 are except can be designed as remote control, can also directly adopt the line traffic control mode, visual enhancement device 2 and acoustical generator 3 are connected on the audio tester 1 simultaneously, control by the button on the audio tester 1.

Those of ordinary skill in the field are to be understood that: the above only is specific embodiment of the utility model; be not limited to this utility model; all within spirit of the present utility model and principle; any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. listen force checking device for one kind, it is characterized in that, comprise, be used for audiometric audio tester, be used for the visual enhancement device of visual stimulus, and acoustical generator; Described audio tester control acoustical generator sounding, described visual enhancement device is connected with described audio tester by wired or wireless mode; Described visual enhancement device comprises the electronic displays for display image information, described electronic displays be digital photo frame, liquid crystal display, light-emitting diode display, notebook computer one of them; Described visual enhancement device comprises for the bin of changing the shown image data of described electronic displays;

2. according to claim 1 tin of force checking device is characterized in that, described device also further comprises remote controller, be used for the described audio tester of control, visual enhancement device and acoustical generator at least one of them.