CN215244588U - Sound production device for simulating engine exhaust sound and vehicle - Google Patents
Sound production device for simulating engine exhaust sound and vehicle Download PDFInfo
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- CN215244588U CN215244588U CN202121771743.0U CN202121771743U CN215244588U CN 215244588 U CN215244588 U CN 215244588U CN 202121771743 U CN202121771743 U CN 202121771743U CN 215244588 U CN215244588 U CN 215244588U
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Abstract
The utility model provides a sound generating mechanism and vehicle of simulation engine exhaust sound, this sound generating mechanism is including having the casing that holds the cavity, it is provided with the speaker of being connected with the sound synthesis module that is used for simulating engine exhaust sound in the cavity to hold, the border of casing is equipped with the coupling assembling with car body connection. Implement the utility model discloses, sound production is initiatively carried out through the sound generating mechanism of installation simulation engine exhaust sound on electric automobile, plays the effect of reminding the pedestrian to can promote driver's driving impression and sound experience, reduce the risk of meeting accident, improve the security.
Description
Technical Field
The utility model relates to the field of automotive technology, especially, relate to a sound generating mechanism and vehicle of simulation engine exhaust sound.
Background
Electric vehicles are widely developed and used due to the advantages of green energy, environmental protection and small noise pollution. However, most of electric vehicles do not work when the engine is at a low speed, but use a motor with higher energy efficiency to drive so as to save energy, and the electric vehicles are generally quite quiet in the driving process, so that the attention of surrounding pedestrians and vehicles is not easy to be aroused, and the pedestrians cannot judge the current speed, whether acceleration and deceleration exist, and the distance of the vehicle according to the sound of the engine of the vehicle, cannot timely perceive and avoid, and are easy to cause safety problems for pedestrians, especially the old, children, hearing impaired people and the like. Meanwhile, because the sound is small in the driving process of the electric automobile, a driver cannot feel the sound experience of driving a traditional automobile or even a sports car when driving the electric automobile, the satisfaction in sound is lacked, even traffic accidents occur due to the fact that the driver is not concentrated in attention, and the safety is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sound generating mechanism and vehicle of simulation engine exhaust sound carries out initiative sound production through the sound generating mechanism of installation simulation engine exhaust sound on electric automobile's automobile body, plays the effect of reminding the pedestrian to can promote driver's driving impression and sound experience, reduce the risk of meeting accident, improve the security.
The technical scheme of the utility model a sound generating mechanism of simulation engine exhaust sound, including having the casing that holds the cavity, hold and be provided with the speaker of being connected with the sound synthesis module that is used for simulating engine exhaust sound in the cavity, the border of casing is equipped with the coupling assembling with car body coupling.
Furthermore, the connecting assembly comprises at least four connecting lugs, at least four first connecting rods and at least two second connecting rods connected with the vehicle body, the at least four first connecting rods are uniformly distributed on the periphery of the shell, one ends of the first connecting rods are connected with the shell, the other ends of the first connecting rods are connected with the connecting lugs, one ends of the second connecting rods are connected with one of the connecting lugs, and the other ends of the second connecting rods are connected with the other connecting lug.
Furthermore, a first through hole and a second through hole are formed in the connecting lifting lugs, the other end of the first connecting rod penetrates through the first through hole to be connected with the connecting lifting lugs, one end of the second connecting rod penetrates through the second through hole of one of the connecting lifting lugs to be connected with the vehicle body, and the other end of the second connecting rod penetrates through the second through hole of the other connecting lifting lug to be connected with the other connecting lifting lug.
Furthermore, a power interface electrically connected with a power supply of the vehicle body is further arranged on the shell.
Furthermore, a pressure release valve communicated with the accommodating cavity is arranged on the shell.
Further, the outer surface of the shell is provided with a groove.
Furthermore, the connecting lifting lug is made of ethylene propylene diene monomer.
The technical scheme of the utility model a vehicle is still provided, including automobile body and at least one as before the sound generating mechanism of simulation engine exhaust sound.
Furthermore, the static clearance between the sound generating device for simulating the exhaust sound of the engine and the vehicle body parts is more than or equal to 25 mm.
Furthermore, the number of the sound generating devices for simulating the exhaust sound of the engine is three, two of the sound generating devices are respectively arranged at two ends of a longitudinal beam at the rear part of the vehicle chassis of the vehicle body, and the other sound generating device is arranged on a sub-frame of the vehicle body.
After adopting above-mentioned technical scheme, have following beneficial effect: the sound production device capable of simulating the exhaust sound of the engine is mounted on the vehicle body to actively produce sound, so that the function of reminding pedestrians is achieved, the driving feeling and the sound experience of a driver can be improved, the risk of accidents is reduced, and the safety is improved.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
fig. 1 is a schematic structural diagram of a sound generating device for simulating engine exhaust sound according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a vehicle according to an embodiment of the present invention;
FIG. 3 is a schematic illustration of the engine exhaust sound simulating sound generating device of FIG. 2 coupled to a rear side rail of a vehicle chassis;
fig. 4 is a schematic structural view of the sound generating device simulating the exhaust sound of the engine shown in fig. 2 connected to a subframe.
Reference symbol comparison table:
10-a sound generating device simulating engine exhaust sound; 11-a housing; 12-a loudspeaker; 13-a connecting assembly; 131-connecting a lifting lug; 132-a first connecting rod; 133-a second connecting rod; 14-a power interface; 15-pressure relief valve; 16-a groove; 21-a vehicle body; 211-vehicle chassis rear longitudinal beam; 212-subframe.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.
As shown in fig. 1, fig. 1 is a sound production device for simulating engine exhaust sound provided by an embodiment of the present invention, which includes a housing 11 having a containing cavity, a speaker 12 connected to a sound synthesis module for simulating engine exhaust sound is provided in the containing cavity, and a connecting assembly 13 connected to a vehicle body is provided around the housing 11.
The utility model provides a sound generating mechanism of simulation engine exhaust sound mainly includes casing 11, speaker 12 and coupling assembling 13.
The housing 11 is used for protecting the speaker 12, and plays roles of dust prevention, water prevention and stone impact prevention. The housing 11 is made of metal, and preferably, the thickness of the housing 11 is 1mm to 3 mm.
The speaker 12 is provided in the accommodating receiver of the housing 11, the speaker 12 is connected to a sound synthesizing module for simulating engine exhaust sound, and the speaker 12 is used to amplify the engine exhaust simulation sound synthesized by the sound synthesizing module. Regarding the sound synthesis module, which is not an improvement point of the present application, the sound synthesis module may adopt the contents in the prior art, and is not described herein again.
The connection assembly 13 is used to connect the housing 11 and the speaker 12 to the vehicle body, so that the housing 11 and the speaker 12 are fixed to the vehicle body.
The utility model provides an accessible bus transmission mode carries out signal transmission between simulation engine exhaust sound's sound generating mechanism and the electric motor car, like CAN bus network transmission to connect through the hardwire and provide the power for sound generating mechanism. The sound synthesis module simulates pre-recorded audio to generate different engine exhaust simulation sounds through a particle synthesis algorithm, for example, idling, an accelerator door, a stable accelerator, an accelerator door reduction, reversing sound waves and the like of a traditional gasoline engine are simulated, when a speed signal, an accelerator opening signal, a reversing signal, a parking signal, a successful starting signal and the like of a vehicle are received, the running state of the vehicle is judged, the corresponding engine exhaust simulation sound is selected according to the running state of the vehicle, and the engine exhaust simulation sound is amplified and sounded through a loudspeaker 12, so that the function of reminding pedestrians is achieved.
The utility model provides a sound generating mechanism of simulation engine exhaust sound carries out initiative sound production through the sound generating mechanism of installation simulation engine exhaust sound on the automobile body, plays the effect of reminding the pedestrian to can promote driver's driving impression and sound experience, reduce the risk of meeting accident, improve the security.
In one embodiment, the connecting assembly 13 includes at least four connecting lugs 131, at least four first connecting rods 132, and at least two second connecting rods 133 connected to the vehicle body, the at least four first connecting rods 132 are uniformly distributed around the housing 11, one end of each first connecting rod 132 is connected to the housing 11, the other end of each first connecting rod 132 is connected to one of the connecting lugs 131, one end of each second connecting rod 133 is connected to one of the connecting lugs 131, and the other end of each second connecting rod 133 is connected to the other connecting lug 131.
The connecting assembly 13 includes at least four connecting lugs 131, at least four first connecting rods 132, and at least two second connecting rods 133, the shape of the housing 11 is circular, the at least four first connecting rods 132 are uniformly distributed on the circumference of the housing 11, one ends of the at least four first connecting rods 132 are fixedly connected to the housing 11, and the other ends of the at least four first connecting rods 132 are respectively connected to the at least four connecting lugs 131, so that the at least four connecting lugs 131 are symmetrically arranged. At least two second connecting rods 133 are fixedly connected with the vehicle body, one end of each second connecting rod 133 is fixedly connected with one connecting lifting lug 131, and the other end of each second connecting rod 133 is fixedly connected with the other connecting lifting lug 131, located in the same horizontal direction, of one connecting lifting lug 131, so that the sound production device is fixedly connected with the vehicle body, and the connection stability is improved.
In one embodiment, the connecting lugs 131 are provided with a first through hole and a second through hole, the other end of the first connecting rod 132 passes through the first through hole and is connected with the connecting lugs 131, one end of the second connecting rod 133 passes through the second through hole of one of the connecting lugs 131 and is connected with the vehicle body, and the other end of the second connecting rod 133 passes through the second through hole of the other connecting lug 131 and is connected with the other connecting lug 131.
The upper and lower both sides of connecting lug 131 are equipped with first through-hole and second through-hole respectively, during the installation, the other end of first connecting rod 132 passes first through-hole and connecting lug 131 fixed connection, the second through-hole and the automobile body fixed connection of one of them connecting lug 131 are passed to one end of second connecting rod 133, the other end of second connecting rod 133 and one of them connecting lug 131 the same horizontal direction another connect the second through-hole of lug 131 with another connecting lug 131 fixed connection, thereby make sound generating mechanism and automobile body fixed connection, improve connection stability.
In one embodiment, the housing 11 is further provided with a power interface 14 electrically connected with a power supply of the vehicle body.
The power interface 14 is used for electrically connecting the housing 11 with a power supply of the vehicle body to provide a power supply for the sound generating device.
In one embodiment, a pressure relief valve 15 is provided on the housing 11 and communicates with the receiving cavity.
The pressure release valve 15 is a one-way pressure release valve, and the pressure release valve 15 is used for releasing vibration energy and air pressure inside the shell 11, so that the phenomenon that the shell 11 is damaged due to overlarge pressure inside the shell 11 is avoided, the service life is prolonged, and the cost is reduced.
In one embodiment, the outer surface of the housing 11 is provided with a groove 16.
The grooves 16 are used for enhancing the structural rigidity of the shell 11, further prolonging the service life and reducing the cost.
In one embodiment, in order to further reduce the cost, the connecting lug 131 is made of epdm rubber.
As shown in fig. 2, fig. 2 is a schematic structural diagram of a vehicle according to an embodiment of the present invention, which includes a vehicle body 21 and at least one sound generating device 10 simulating an engine exhaust sound as described above.
The utility model provides a vehicle, sound production device through installation simulation engine exhaust sound on the automobile body initiatively produces sound, plays the effect of reminding the pedestrian to can promote driver's driving impression and sound experience, reduce the risk of meeting accident, improve the security.
The number of the sound generating devices 10 simulating the engine exhaust sound can be set according to the user requirements, for example, one or more sound generating devices 10 simulating the engine exhaust sound can be respectively arranged at the front end, the middle end and the rear end of the vehicle body 21, so that pedestrians can be better reminded.
In one embodiment, the static clearance between the sound generating device 10 simulating the engine exhaust sound and the vehicle body 21 is greater than or equal to 25 mm.
In one embodiment, as shown in fig. 3 and 4, in order to better remind pedestrians, the number of the sound generating devices 10 simulating the engine exhaust sound is three, two of which are respectively arranged at two ends of the vehicle chassis rear longitudinal beam 211 of the vehicle body 21, and the other is arranged on the sub-frame 212 of the vehicle body 21.
What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.
Claims (10)
1. The utility model provides a sound generating mechanism of simulation engine exhaust sound, its characterized in that, is including having the casing that holds the cavity, hold the intracavity be provided with the speaker that is used for simulating the sound synthesis module connection of engine exhaust sound, the border of casing is equipped with the coupling assembling of being connected with the automobile body.
2. The engine exhaust sound simulation sound production device according to claim 1, wherein the connecting member includes at least four connecting lugs, at least four first connecting rods, and at least two second connecting rods connected to the vehicle body, the at least four first connecting rods are uniformly distributed around the circumference of the housing, one end of each first connecting rod is connected to the housing, the other end of each first connecting rod is connected to one of the connecting lugs, one end of each second connecting rod is connected to one of the connecting lugs, and the other end of each second connecting rod is connected to the other connecting lug.
3. The engine exhaust sound simulation sound production device according to claim 2, wherein the connecting lugs are provided with a first through hole and a second through hole, the other end of the first connecting rod passes through the first through hole and is connected with the connecting lugs, one end of the second connecting rod passes through the second through hole of one of the connecting lugs and is connected with the vehicle body, and the other end of the second connecting rod passes through the second through hole of the other connecting lug and is connected with the other connecting lug.
4. A sound generating device for simulating engine exhaust sound according to claim 1, wherein the housing further comprises a power interface electrically connected to a power source of the vehicle body.
5. A sound generator simulating the sound of an engine exhaust as claimed in claim 1, wherein a pressure relief valve is provided in the housing in communication with the receiving cavity.
6. A sound emitting device simulating the sound of an engine exhaust as claimed in claim 1 wherein the housing is provided with a groove in its outer surface.
7. A sound-producing device for simulating the exhaust sound of an engine as defined in claim 2 or 3, wherein the connecting lug is made of epdm rubber.
8. A vehicle comprising a body and at least one sound generator simulating the sound of an engine exhaust according to any one of claims 1 to 7.
9. The vehicle of claim 8, characterized in that the static clearance of the sound emitting device simulating engine exhaust sound from the vehicle body is 25mm or more.
10. The vehicle according to claim 8, characterized in that the number of the sound emitting devices simulating engine exhaust sound is three, two of which are respectively provided at both ends of a vehicle chassis rear side member of the vehicle body, and the other is provided on a sub-frame of the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121771743.0U CN215244588U (en) | 2021-07-30 | 2021-07-30 | Sound production device for simulating engine exhaust sound and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121771743.0U CN215244588U (en) | 2021-07-30 | 2021-07-30 | Sound production device for simulating engine exhaust sound and vehicle |
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| CN215244588U true CN215244588U (en) | 2021-12-21 |
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| CN202121771743.0U Active CN215244588U (en) | 2021-07-30 | 2021-07-30 | Sound production device for simulating engine exhaust sound and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115662470A (en) * | 2022-12-12 | 2023-01-31 | 科大讯飞(苏州)科技有限公司 | Audio particle extraction method, sound wave synthesis method, device, equipment and medium |
-
2021
- 2021-07-30 CN CN202121771743.0U patent/CN215244588U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115662470A (en) * | 2022-12-12 | 2023-01-31 | 科大讯飞(苏州)科技有限公司 | Audio particle extraction method, sound wave synthesis method, device, equipment and medium |
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