阅读说明：本技术 一种车用电控气喇叭 (Electric control air horn for vehicle ) 是由 张锡顺 于 2021-09-23 设计创作，主要内容包括：本发明公开了一种车用电控气喇叭,属于喇叭技术领域,包括高音喇叭,所述高音喇叭端部安装有第一安装底座,所述第一安装底座可拆卸安装在喇叭支架一端,所述喇叭支架另一端可拆卸安装有第二安装底座,所述第二安装底座安装在低音喇叭端部,所述喇叭支架表面安装有电子控制器,所述电子控制器通过电线连接有控制芯片,所述控制芯片通过电线连接有高音喇叭、低音喇叭和按动开关,本发明车用电控气喇叭在喇叭支架上增设电子控制器,通过电子控制器与按动开关达到即可多音控制又可手动控制的效果。(The invention discloses an automotive electric control air horn, which belongs to the technical field of horns and comprises a high pitch horn, wherein a first mounting base is mounted at the end part of the high pitch horn, the first mounting base is detachably mounted at one end of a horn support, a second mounting base is detachably mounted at the other end of the horn support, the second mounting base is mounted at the end part of a low pitch horn, an electronic controller is mounted on the surface of the horn support, the electronic controller is connected with a control chip through an electric wire, and the control chip is connected with the high pitch horn, the low pitch horn and a press switch through electric wires.)

1. The utility model provides an automobile-used automatically controlled air horn, includes tweeter (1), its characterized in that: first installation base (6) are installed to loudspeaker (1) tip, first installation base (6) demountable installation is in loudspeaker support (7) one end, loudspeaker support (7) other end demountable installation has second installation base (8), second installation base (8) are installed at woofer (2) tip, loudspeaker support (7) surface mounting has electronic controller (18), electronic controller (18) are connected with control chip (13) through electric wire (17), control chip (13) are connected with loudspeaker (1), woofer (2) and press and move switch (12) through electric wire (17).

2. The electrically controlled air horn for vehicle according to claim 1, wherein: first installation base (6) demountable installation is in first spacing groove (5) inside wall, first spacing groove (5) are seted up in horn bracket (7) one end.

3. The electrically controlled air horn for vehicle according to claim 1, wherein: the second mounting base (8) is detachably mounted on the inner side wall of the second limiting groove (9), and the second limiting groove (9) is formed in the other end of the horn bracket (7).

4. The electrically controlled air horn for vehicle according to claim 1, wherein: screw holes (16) are formed in the surfaces of the first mounting base (6) and the second mounting base (8) and are respectively detachably mounted at the two ends of the horn bracket (7) through the screw holes (16), bolts (14) and nuts (15).

5. The electrically controlled air horn for vehicle according to claim 1, wherein: first trachea (3) are installed to loudspeaker (1) one side, first trachea (3) mid-mounting has first pneumatic valve (4).

6. The electrically controlled air horn for vehicle according to claim 5, wherein: a second air pipe (11) is installed on one side of the woofer (2), and a second air valve (10) is installed in the middle of the second air pipe (11).

7. The electrically controlled air horn for vehicle according to claim 6, wherein: the first air pipe (3) and the second air pipe (11) are both pressure-resistant rubber pipes.

8. The electrically controlled air horn for vehicle according to claim 1, wherein: the electronic controller (18) comprises a voice acquisition module (1801), a voice pre-processing module (1802), a voice training module (1803), a voice recognition module (1804), a voice prompt module (1805) and an output control module (1806).

9. The electrically controlled air horn for vehicle according to claim 1, wherein: the signal output end of the press switch (12) is connected with the signal input ends of the tweeter (1) and the woofer (2) through an electric wire (17) and a control chip (13).

10. The electrically controlled air horn for vehicle according to claim 1, wherein: and the signal output end of the electronic controller (18) is connected with the signal input ends of the high pitch loudspeaker (1) and the low pitch loudspeaker (2) through an electric wire (17) and a control chip (13).

Technical Field

The invention relates to the field of horns, in particular to an electric control air horn for a vehicle.

Background

In the driving process of the automobile, a driver sends out necessary sound signals according to needs and regulations to warn pedestrians and attract the attention of other vehicles, so that the traffic safety is ensured, meanwhile, the automobile horn is also used for urging and transmitting signals, and the automobile horn is divided into an air horn and an electric horn according to sound power; the shape of the device is divided into three types, namely a cylinder shape, a spiral shape and a basin shape; the air horn is divided into a high pitch horn and a low pitch horn according to the sound production frequency, the working principle of the air horn is that the metal diaphragm vibrates by utilizing the airflow of compressed air to produce sound, therefore, the air horn can be used above an automobile with an air compressor, the air horn is generally arranged on a motor bus and a heavy truck, particularly, when a long-distance transport vehicle runs in mountainous areas or bends and other areas, the air horn is used for calling, the attention of pedestrians and drivers of coming vehicles can be effectively reminded, because the volume of the air horn is large, the aftersound is good, the sound is pleasant and is far propagated, the air horn is generally cylindrical, and the high pitch horn and the low pitch horn are used for combined work.

Traditional automobile-used automatically controlled air horn is not intelligent enough, and unable speech control loudspeaker are opened, when needing to open loudspeaker, need the driver to press the push switch with the hand, run into emergency and to come and go not to press the push switch, cause the accident easily, and the security is lower.

Disclosure of Invention

The invention aims to provide an electric control air horn for a vehicle, which is characterized in that an electronic controller is additionally arranged on a horn bracket, and the effect of multi-tone control and manual control can be achieved through the electronic controller and a press switch, so that the problems in the background art are solved.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an automobile-used automatically controlled air horn, includes loudspeaker, first installation base is installed to loudspeaker tip, first installation base demountable installation is in loudspeaker support one end, loudspeaker support other end demountable installation has second installation base, second installation pedestal mounting is at the woofer tip, loudspeaker support surface mounting has electronic controller, electronic controller has control chip through the connection of electric lines, control chip has loudspeaker, woofer and presses the switch through the connection of electric lines.

As a further scheme of the invention: first installation base demountable installation is at first spacing inslot lateral wall, first spacing groove is seted up in horn bracket one end.

As a still further scheme of the invention: the second mounting base is detachably mounted on the inner side wall of the second limiting groove, and the second limiting groove is formed in the other end of the horn support.

As a still further scheme of the invention: screw holes are formed in the surfaces of the first mounting base and the second mounting base, and the first mounting base and the second mounting base are detachably mounted at the two ends of the horn support through the screw holes, bolts and nuts respectively.

As a still further scheme of the invention: first trachea is installed to loudspeaker one side, first trachea mid-mounting has first pneumatic valve.

As a still further scheme of the invention: a second air pipe is installed on one side of the woofer, and a second air valve is installed in the middle of the second air pipe.

As a still further scheme of the invention: the first air pipe and the second air pipe are both pressure-resistant rubber pipes.

As a still further scheme of the invention: the electronic controller comprises a voice acquisition module, a voice preceding-stage processing module, a voice training module, a voice recognition module, a voice prompt module and an output control module.

As a still further scheme of the invention: and the signal output end of the press switch is connected with the signal input ends of the high pitch loudspeaker and the low pitch loudspeaker through an electric wire and a control chip.

As a still further scheme of the invention: and the signal output end of the electronic controller is connected with the signal input ends of the high pitch loudspeaker and the low pitch loudspeaker through an electric wire and a control chip.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to an electric control air horn for a vehicle, which is characterized in that an electronic controller is additionally arranged on a horn bracket, the effect of multi-tone control and manual control can be achieved through the electronic controller and a press switch, the signal output end of the press switch is connected with the signal input ends of a high pitch horn and a low pitch horn through an electric wire and a control chip, the press switch is arranged in a cab, the press switch is provided with a low pitch horn starting key and a high pitch horn starting key, when the horn is required to be manually opened, the corresponding horn is pressed by hands, the signal output end of the electronic controller is connected with the signal input ends of the high pitch horn and the low pitch horn through the electric wire and the control chip, the electronic controller comprises a voice acquisition module, a voice pre-stage processing module, a voice training module, a voice recognition module, a voice prompt module and an output control module, passwords for opening the high pitch horn and the low pitch horn are respectively preset through the voice training module, the main function of the voice training module is to carry out probability statistics on the voice characteristic standard vectors collected and extracted for multiple times, to extract the best voice characteristic standard vector of the speaker, to prevent the influence of inaccurate extracted characteristic parameters on the voice recognition effect caused by factors such as mood and environment of the speaker, so the module mainly comprises the processing processes of probability statistics, parameter evaluation and the like, which are realized by a hidden Markov model (HMM model), when a speaker switch is required to be controlled by voice, a preset password is shout, the voice acquisition module mainly completes the functions of signal conditioning, signal acquisition and the like, and converts the original voice signal into a voice pulse sequence, therefore, the module mainly comprises the signal processing processes of sound/electricity conversion, signal conditioning, sampling and the like, and the main function of the voice recognition module is to compare the re-collected standard voice characteristic vectors with the voice models in the voice template library, judging current voice command function, so the module mainly includes two processes of vector comparison and parameter evaluation, the main function of the voice preceding stage processing module is filtering interference signal, extracting voice characteristic vector and quantizing the extracted voice characteristic vector into standard voice characteristic vector, so the module mainly includes voice signal processing processes of voice preprocessing, characteristic extraction and vector quantization, the main function of the output control module is to output corresponding control signal according to the result of voice recognition to implement the voice control function of high-pitched horn or low-pitched horn, so the module mainly includes signal driver, output controller and controlled object, the main function of the voice prompt module is to prompt user to make relevant operation or to explain the currently completed function according to the result of voice recognition, so the module mainly includes calling prompt voice resource file, parameter evaluation, etc, The voice processing processes such as D/A conversion, signal amplification and the like have high intelligent degree, and the problem that the traditional vehicle electric control air horn is not intelligent enough and cannot be opened by voice control is solved.

Drawings

Fig. 1 is a schematic view of an overall structure of an electrically controlled air horn for a vehicle according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic view of an overall structure of an electrically controlled air horn for a vehicle according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram at B in fig. 3.

In the figure: 1. a tweeter; 2. a woofer; 3. a first air pipe; 4. a first air valve; 5. a first limit groove; 6. a first mounting base; 7. a horn support; 8. a second mounting base; 9. a second limit groove; 10. a second air valve; 11. a second air pipe; 12. pressing a switch; 13. a control chip; 14. a bolt; 15. a nut; 16. a screw hole; 17. an electric wire; 18. an electronic controller; 1801. a voice acquisition module; 1802. a voice pre-processing module; 1803. a voice training module; 1804. a voice recognition module; 1805. a voice prompt module; 1806. and an output control module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the invention, an electrically controlled air horn for a vehicle comprises a high pitch horn 1, wherein a first mounting base 6 is mounted at the end of the high pitch horn 1, the first mounting base 6 is detachably mounted at one end of a horn support 7, a second mounting base 8 is detachably mounted at the other end of the horn support 7, the second mounting base 8 is mounted at the end of a low pitch horn 2, an electronic controller 18 is mounted on the surface of the horn support 7, the electronic controller 18 is connected with a control chip 13 through an electric wire 17, and the control chip 13 is connected with the high pitch horn 1, the low pitch horn 2 and a pressing switch 12 through the electric wire 17.

Wherein, first installation base 6 demountable installation is at 5 inside walls of first spacing groove, first spacing groove 5 is seted up in 7 one end of horn bracket, and is spacing effectual.

Wherein, second installation base 8 demountable installation is at the 9 inside walls of second spacing groove, second spacing groove 9 is seted up at the 7 other ends of horn support, and is spacing effectual.

Wherein, screw 16 has all been seted up on first installation base 6 and second installation base 8 surface and through screw 16, bolt 14 and nut 15 respectively demountable installation at loudspeaker support 7 both ends, easy to assemble or dismantle loudspeaker 1 and woofer 2.

Wherein, first trachea 3 is installed to loudspeaker 1 one side, first trachea 3 mid-mounting has first air valve 4, and convenient control is carried the tolerance in loudspeaker 1.

A second air pipe 11 is installed on one side of the woofer 2, and a second air valve 10 is installed in the middle of the second air pipe 11, so that air quantity conveyed into the woofer 2 is conveniently controlled.

The first air pipe 3 and the second air pipe 11 are pressure-resistant rubber pipes, the rubber pipes are used for conveying gas emitted from an air outlet of an air compressor, and are tubular rubber products, the rubber pipes are composed of an inner rubber layer, an outer rubber layer and a framework layer, the framework layer can be made of cotton fibers, various synthetic fibers, carbon fibers or asbestos, steel wires and the like, and the inner rubber layer and the outer rubber layer of a common rubber pipe are made of natural rubber, styrene butadiene rubber or butadiene rubber.

The electronic controller 18 includes a voice acquisition module 1801, a voice pre-processing module 1802, a voice training module 1803, a voice recognition module 1804, a voice prompt module 1805 and an output control module 1806, and has a high degree of intelligence.

Wherein, the signal output part of the press switch 12 is connected with the signal input parts of the tweeter 1 and the woofer 2 through the electric wire 17 and the control chip 13, so that the tweeter 1 or the woofer 2 can be conveniently and manually opened.

Wherein, the signal output part of the electronic controller 18 is connected with the signal input parts of the tweeter 1 and the woofer 2 through the electric wire 17 and the control chip 13, so that the tweeter 1 or the woofer 2 is controlled to be opened by voice conveniently.

The working principle of the invention is as follows: the invention relates to an electric control air horn for a vehicle, which is characterized in that an electronic controller 18 is additionally arranged on a horn bracket 7, the effect of multi-tone control and manual control can be achieved through the electronic controller 18 and a press switch 12, the signal output end of the press switch 12 is connected with the signal input ends of a high pitch horn 1 and a low pitch horn 2 through an electric wire 17 and a control chip 13, the press switch 12 is arranged in a cab, the press switch 12 is provided with a low pitch horn 2 start key and a high pitch horn 1 start key, when the horn needs to be manually opened, the corresponding horn is pressed by hands, the signal output end of the electronic controller 18 is connected with the signal input ends of the high pitch horn 1 and the low pitch horn 2 through the electric wire 17 and the control chip 13, the electronic controller 18 comprises a voice acquisition module 1801, a voice pre-stage processing module 1802, a voice training module 1803, a voice recognition module 1804, a voice prompt module 1805 and an output control module 1806, firstly, the passwords for opening the high-pitched loudspeaker 1 and the low-pitched loudspeaker 2 are respectively preset through the voice training module 1803, the main function of the voice training module 1803 is to carry out probability statistics on voice characteristic standard vectors which are collected and extracted for multiple times, extract the optimal voice characteristic standard vector of a speaker, and prevent the influence on the voice recognition effect caused by the inaccuracy of extracted characteristic parameters due to factors such as mood and environment of the speaker, so the module mainly comprises the processing processes of probability statistics, parameter evaluation and the like and is realized by using a Hidden Markov Model (HMM), when a speaker switch is required to be controlled by voice, the preset password is shout, the voice collecting module 1801 mainly completes the functions of signal conditioning, signal collecting and the like, and converts the original voice signal into a voice pulse sequence, therefore, the module mainly comprises the signal processing processes of sound/electricity conversion, signal conditioning, sampling and the like, the main function of the voice recognition module 1804 is to compare the re-collected standard voice feature vector with the voice model in the voice template library, and determine the current voice command function, so the module mainly includes two processes of vector comparison and parameter evaluation, the main function of the voice pre-stage processing module 1802 is to filter the interference signal, extract the voice feature vector, and quantize the extracted voice feature vector into the standard voice feature vector, so the module mainly includes the voice signal processing processes of voice preprocessing, feature extraction, vector quantization, etc., the main function of the output control module 1806 is to output the corresponding control signal according to the result of voice recognition, and realize the voice control function of the tweeter 1 or the woofer 2, so the module mainly includes signal driving, output controller and controlled object, the main function of the voice prompt module 1805 is to prompt the user to perform the relevant operation or explain the currently completed function according to the result of voice recognition, therefore, the module mainly comprises voice processing processes of calling a prompt voice resource file, D/A conversion, signal amplification and the like, and the intelligent degree is high.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.