CN208892860U - Speech instrument - Google Patents

Abstract

The utility model proposes a kind of speech instrument, comprising: controller, acoustical generator and sound guide tube.Controller: the control chip that inside is equipped with acoustic memory and is connected with memory, external shell are equipped with sound selection key and switch key；Acoustical generator: control chip, which receives after the trigger signal of sound selection key and then controls acoustical generator, issues corresponding sound；Sound guide tube: one end connects acoustical generator, the other end using when be placed in user mouthful.The utility model can be placed in user front by compact structure, controller holding small in size, generator by harness, and user need to only convert the i.e. capable of emitting different sound of the shape of the mouth as one speaks, and structure is simple, and low in cost, easy to carry, failure rate is low.

Description

Speech instrument

Technical field

The utility model relates to the dedicated phonation utensils of throat disabled person, and throat disabled person can especially be made to restore speech Artificial larynx talkers.

Background technique

The pronunciation of people is there are four step: producing sound, vibration and changes expansion and pronounces sympathetic response.Producing sound is since lung expiratory airflow is mobile And generate, vibration is larynx vocal cord vibration and generates basic announcement, and sympathetic response is that the pharynx of larynx or more, oral cavity, nasal cavity expand sound, changes expansion hair Sound is that widened basic announcement is transformed in tongue, tooth, lip and palate, and becomes cognizable sound.Larynx is the major organs of pronunciation, due to swollen Tumor invasion need to take excision larynx operation, and patient just becomes no larynx aphonia invalid.In order to help patient to restore pronunciation function Can, it is existing that language reconstruction is carried out to patient by way of artificial mechanism.

Manual implement usually also known as helps and says instrument, artificial larynx, one end of artificial larynx conduit is placed in neck when patient speaks At tracheal stoma, another-end is placed in oral cavity front end, and using the exhaled air flow in lung, the vibratory chamber into mechanical larynx causes rubber Film vibration issues basic announcement, then passes through structure language orga- nogenesis speech.Artificial larynx (Artificial Larynx) also known as speech instrument, I.e. made one kind plays sound source and effect of vibration, to issue the device of approximate human sound.Hair is lost when larynx is removed When sound ability, the tool that auxiliary sounding is spoken can be used it as.Current artificial larynx can be divided into three kinds substantially: mechanical people Work larynx；Artificial electronic larynx；Implanted artificial larynx.

Mechanical artificial larynx, also known as artificial pneumatic larynx, such as application No. is a kind of machinery of the patent disclosure of CN91222403.7 Artificial larynx, including sounding tube, gas nozzle, diaphragm and conduit install a gas nozzle in the inner cavity of sounding tube, which has an air inlet A diaphragm is arranged in the outside of exhaust outlet in mouth and an exhaust outlet, and air inlet is connected with conduit.In use, can be by sounding Cylinder is against at trunnion, and conduit is put into oral cavity, can be pronounced.The mechanic artificial larynx, which is spoken, can make to condense saliva in conduit, be easy It is inhaled into lung.

Artificial electronic larynx, abbreviation electronic larynx, such as application No. is a kind of artificial electronic larynx of the patent disclosure of CN86204344, by Electronic amplifying circuit, transducing acoustical generator, battery, cylinder are constituted.The pulse signal as caused by electronic amplifying circuit, It is converted into audio signal through transducing acoustical generator, transducing acoustical generator is made to issue the sound of frequency 128-1024Hz.Because of motor machine The sound of generation, so that machine people speech of speaking, distortion rate are high.

Application No. is a kind of implanted artificial larynxes of 02135031.0 patent disclosure, including epiglottis body and larynx body.Due to adopting Niti-shaped memorial alloy has been used as the framework material of epiglottis body, ensure that epiglottis body has good elasticity, closed conducive to opening It closes, while larynx body uses double-layer structure, outer layer plays the role of fixed larynx body convenient for granulation infiltration growth, and internal layer then has Effect blocks the overgrowth of granulation, prevents laryngostenosis.This artificial larynx will by without-throat person, row be performed the operation again by the expert of hospital.Its The disadvantage is that it is costly, and domestic only several hospitals can operate.

To sum up, existing help says instrument generally existing structure is complicated, at high cost, inconvenient for use and sound effect is bad etc. asks Topic.

Utility model content

The utility model says that instrument has the problems such as structure is complicated, at high cost, inconvenient for use for existing help, and proposes that one kind is said Instrument is talked about, adopts the following technical scheme that and is achieved:

A kind of speech instrument, comprising: controller: the control chip that inside is equipped with acoustic memory and is connected with memory, outside Portion's shell is equipped with sound selection key and switch key；Acoustical generator: after control chip receives the trigger signal of sound selection key And then it controls acoustical generator and issues corresponding sound；Sound guide tube, one end connect acoustical generator, the other end using when be placed in user mouthful In.

Further, the sound selection key includes mandarin four tones, four keys.

Further, the sound selection key includes tone color key, volume key, four sound sensitivity keys and/or a key pronunciation button on/off.

Further, bluetooth equipment is installed on the controller and generator.

Further, the acoustical generator is mounted on harness.

Compared with prior art, it the advantages of the utility model and has the active effect that

The utility model can be placed in use by compact structure, controller holding small in size, generator by harness Person front, user need to only convert the i.e. capable of emitting different sound of the shape of the mouth as one speaks, and structure is simple, low in cost, easy to carry, failure rate It is low.

Detailed description of the invention

Fig. 1 is the utility model controller architecture schematic diagram；

Fig. 2 the utility model acoustical generator structural schematic diagram；

Fig. 3 is controller controling circuit functional block diagram；

In above each figure: 1, controller；1-1, switch key；1-2, high and level tone key；1-3, rising tone key；1-4, upper sound key；1- 5, falling tone key；1-6, tone color key；1-7, key pronunciation；1-8, mute key；1-9, acknowledgement key, 1-10, display screen；1-11, four sounds Sensitivity key；2, acoustical generator；2-1, on & off switch；2-2, volume+key；2-3, volume-key；3, sound guide tube；4, bluetooth equipment.

Specific embodiment

The design concept of the utility model is as follows:

The utility model is according to bionics principle, various " fundamental tones " that human vocal chords are issued, in advance recording and storing, uses When, select corresponding fundamental tone to play and import in user mouthful simultaneously by acoustical generator, by the structures language organ such as tongue, tooth, lip Activity cooperation issues language voice.Existing design stresses the structure that design issues " fundamental tone " mostly, i.e. throat sounding is imitated in design Structure.The utility model looks for another way, and forms language by recording voice, then by oral cavity, structure is simple, effect is true to nature, pole It is big to reduce communication obstacle.

In order to which the above objects, features, and advantages of the utility model are more clearly understood, with reference to the accompanying drawing and Embodiment is described further the utility model.

Referring to Figure 1 and Figure 2, the present embodiment speech instrument, comprising: controller 1, acoustical generator 2 and sound guide tube 3.

The present embodiment controller 1 is arranged to box like structure, can be configured as other shapes as needed certainly, such as similar trip The shape of play handle.The controller 1 includes shell, and with reference to Fig. 3, acoustic memory and coupled control core are equipped in shell Piece (optional current conventional singlechip chip), memory are set and control chip to store various sound, tone etc., on shell Connected sound selection key and switch key 1-1.Most basic sound selection key can be set to a key pronunciation button on/off 1-7, key hair Sound out does not have tone changing, but has substantially no effect on the expression of language.To abundant pronunciation variation, sound selection key also may include Mandarin four tones, four keys, i.e. high and level tone key 1-2, rising tone key 1-3, upper sound key 1-4, falling tone key 1-5.For skilled user It can be by manual four tone keys, so that approximate if " saying " comes out is the normal language of people.Of course for user more More hobby selections, can also be arranged tone color key 1-6, the tone color liked is selected by tone color key, may also set up mute key 1-8, Acknowledgement key 1-9 and volume key adjust volume, for example volume increases, volume down etc., also settable four sounds sensitivity key 1-11, to four The adjustment of sensitivity of tone keys.The arrangement position of key is not limited to as shown in the figure.In order to facilitate display, it can increase and control chip Connected display screen 1-10 is to show volume or the selected tone color of display etc..

Acoustical generator 2, similar speaker, the present embodiment acoustical generator are equipped on & off switch 2-1, volume+key 2-2, volume-key 2-3 And phonocatheter 3.Be equipped with bluetooth equipment 4 on acoustical generator 2 and controller 1, between by bluetooth communication, electric wire can also be passed through certainly It is connected, by controlling chip controls acoustical generator sounding in controller.Acoustical generator is placed in clothing in use, user front can be hung on Pocket or user are worn by harness (not shown).

In use, holding controller and controlling each key by finger will lead to after the completion of the adjustings such as tone, tone color, volume Bluetooth connection is crossed to acoustical generator, user can allow acoustical generator to make a sound by hand controller.Acoustical generator connects sound guide tube, The tone color of acoustical generator can pass to sound guide tube at this time, and user bites the other end of pipe with mouth, controls according to their own situation Hand controller, then nozzle type sets the nozzle type for wanting pronunciation, so that it may easily speak.

The utility model talk instrument to either it is congenital cry out or the day after tomorrow because larynx disease excision larynx it is applicable, and due to The technical pattern is simple, and cost is relatively low, so that entire product price is cheap, has stronger application and popularization value.

The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this The protection scope of type technical solution.

Claims (6)

1. a kind of speech instrument, characterized by comprising:

Controller: the control chip that inside is equipped with acoustic memory and is connected with memory, external shell are selected equipped with sound Key and switch key；

Acoustical generator: control chip, which receives after the trigger signal of sound selection key and then controls acoustical generator, issues corresponding sound；

Sound guide tube: one end connects acoustical generator, the other end using when be placed in user mouthful.

2. speech instrument according to claim 1, which is characterized in that the sound selection key includes four tone of mandarin four Key.

3. speech instrument according to claim 2, which is characterized in that the sound selection key includes tone color key, volume key, four Sound sensitivity key and/or a key pronunciation button on/off.

4. speech instrument according to claim 1, which is characterized in that be equipped with bluetooth on the controller and generator and set It is standby.

5. speech instrument according to claim 1, which is characterized in that the acoustical generator is mounted on harness.

6. speech instrument according to claim 1, which is characterized in that the acoustical generator is equipped with volume and increases, subtracts key and switch Key.