CN220809318U - Mounting structure of voice interaction pickup equipment outside vehicle - Google Patents

Abstract

The utility model relates to the technical field of automobile accessories, in particular to an installation structure of voice interaction pickup equipment outside an automobile, which comprises pickup equipment, wherein the pickup equipment is installed on the inner side of a front bumper, a license plate installation table for installing a license plate is arranged on the front bumper, a sunken area exists in the lower area of the table top of the license plate installation table, a sunken table top is formed, a sound transmission hole is formed in the sunken table top, and the sound transmission hole is arranged opposite to the pickup equipment. The utility model utilizes the whole vehicle structure to install the pickup and utilizes the self structure of the front bumper to form the protection structure of the pickup, thereby avoiding additionally arranging the protection structures such as the water baffle and the like, reducing the production cost, and the front bumper has simple structure and is easy to produce.

Description

Mounting structure of voice interaction pickup equipment outside vehicle

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to an installation structure of an external voice interaction pickup device.

Background

With the rise of intelligent automobiles, the automobile industry begins to explore more automobile convenience functions, and a humanized, intelligent and human-automobile life integrated interaction environment is created for users. The interaction of the external language of the automobile is to provide the intelligent partner for the user to realize the functions of automobile moving, ignition, opening air conditioner, opening back door of the carriage and the like through voice conversation so as to make the automobile travel. In order to realize omnibearing pickup around a vehicle, four or more pickup devices are usually arranged around the vehicle on the left and right sides of the head, tail and vehicle. Different with the interior voice interaction system of car, the installation environment of the outer pick-up device of car is more complicated, and at first, in order to guarantee the precision and the signal to noise ratio of the outer pick-up information of car, the outer pick-up device of car needs to set up protective structure, needs to open the pore before the miaow of microphone etc. pickup, forms and is similar to the screen panel design. If the opening is directly exposed, especially the pickup arranged on the head of the vehicle is impacted by the air flow when the vehicle runs at high speed, the pickup exposed outside the vehicle is damaged, and the service life of the pickup is prolonged. When a user washes, the high-pressure water gun can directly impact the microphone or bring in sediment to block the microphone, so that the pickup performance is affected. If the water retaining and wind shielding structure is added to the microphone separately, the cost is increased. On the other hand, the opening of the exterior trim part of the vehicle can influence the appearance of the exterior trim.

Currently, most auto parts design contemplate mounting the pickup device outside the vehicle, for example, the patent with publication No. CN216719480U discloses a vehicle external voice control system, including an external voice microphone, a vehicle-mounted intelligent terminal, and an infotainment system: the external voice microphone is arranged outside the vehicle, connected with the vehicle-mounted intelligent terminal, and used for collecting user voice signals and sending the user voice signals to the vehicle-mounted intelligent terminal; the vehicle-mounted intelligent terminal is connected with the information entertainment system, receives the collected user voice signals, performs semantic analysis to generate corresponding vehicle control instructions, and sends the corresponding vehicle control instructions to the information entertainment system; and the infotainment system controls the vehicle to perform corresponding actions according to the vehicle control instruction. According to the utility model, the external voice microphone is directly used for voice interaction with the vehicle, so that the vehicle can be controlled to perform corresponding actions, the automobile electronic equipment and the vehicle are conveniently controlled by a user outside the vehicle, and the intelligent control requirement of the user on the vehicle is met. Above-mentioned control system is at external pronunciation microphone of arranging outside the car, and the microphone is installed outside the vehicle, is connected with on-vehicle intelligent terminal, gathers user's speech signal and sends to on-vehicle intelligent terminal. Although this system proposes the mounting position of the pickup device or microphone outside the vehicle, the mounting structure of the pickup device arranged at the vehicle head and the protection measures for the pickup device are not solved.

For example, the patent with publication number CN215734723U discloses a distributed car external microphone radio array, which comprises three microphones respectively installed below a left rearview mirror, below a right rearview mirror and at a tail gate of an automobile, wherein the microphones are connected to connectors on the automobile through wire harnesses, the microphones comprise a shell and an upper cover which are assembled together, radio holes are formed in the upper cover, a PCB board is arranged in the shell, an MEMS silicon microphone which is opposite to the radio holes and is used for receiving sound signals is arranged on the PCB board, and a rubber sleeve used for preventing sound from entering the shell and generating resonance is arranged on the MEMS silicon microphone; the upper cover is stuck with a waterproof sound-transmitting film for preventing water drops from entering the shell from the sound receiving holes, and waterproof and protective measures are added to the microphone. However, the sound receiving array does not mention a microphone arranged on the head, and the microphone arranged on the head is not enough to be protected by itself, so a protection structure is needed to be additionally arranged on the sound receiving array.

In view of the above problems, prior studies have disclosed a vehicle bumper and a vehicle as in the patent publication CN218316579U, comprising: a bumper body; the mounting bracket is arranged on the inner side of the bumper body and is connected with the bumper body; the pickup, pickup fixed mounting in the installing support. Above-mentioned vehicle bumper sets up the adapter in the inboard of bumper through between the installation for the user can carry out the pronunciation with the vehicle outside the car and exchange. The problem that when a user is outside the vehicle, voice interaction cannot be carried out with the vehicle, and the applicable scene of voice interaction between the user and the vehicle is limited greatly is solved. But above-mentioned bumper needs to add the breakwater for the adapter alone, and needs to design the contained angle between baffle and the installing support casing, just can guarantee adapter speech recognition's rate of accuracy, comparatively complicacy, and it is with high costs.

Therefore, if the installation structure of the external voice interaction pickup device can be provided, the installation structure and the protection structure of the pickup device can be used at the same time, the additional addition of the protection devices such as the water baffle plate is avoided, the cost is reduced on the premise of ensuring the higher accuracy of the pickup device, and the economic benefit is improved more advantageously.

Disclosure of utility model

One of the purposes of the utility model is to provide a mounting structure of an external voice interaction pickup device, so as to solve the problems of no simple and effective protection measures for the pickup device arranged at a vehicle head, high economic cost caused by adding an additional protection structure for the pickup device, and the like in the prior art.

In order to achieve the above and related objects, the present utility model adopts the following technical scheme:

The utility model provides a mounting structure of mutual pickup equipment of car foreign language, includes pickup equipment, and pickup equipment installs in the front bumper inboard, is equipped with the license plate mount pad that is used for installing the license plate on the front bumper, and there is sunken district and forms heavy mesa license plate mount pad mesa lower part region, has seted up the sound transmission hole on the heavy mesa, and the sound transmission hole sets up with pickup equipment relatively.

In an embodiment of the present application, the recessed area is located at a lower left corner and/or a lower right corner of the license plate mounting table.

In an embodiment of the present application, the aperture of the sound-transmitting hole is greater than 2mm.

In one embodiment of the present application, the recess depth of the recess region is at least 10mm.

In an embodiment of the present application, the sound-transmitting hole is blocked by the license plate.

In one embodiment of the application, a gap is provided between the sound pick-up surface of the sound pick-up device and the inner surface of the front bumper.

In one embodiment of the application, the gap is 5-7 mm.

In one embodiment of the application, the center of the sound transmission hole is 10-20 mm away from the peripheral outer edge of the counter top.

In one embodiment of the present application, the front bumper of the vehicle further includes at least one positioning structure, and the sound pickup apparatus is fixedly mounted on the front bumper through the positioning structure.

In one embodiment of the present application, the front bumper is integrally formed with the license plate mounting table.

The beneficial technical effects of the utility model are as follows:

(1) Aiming at the problems that the installation environment of pickup equipment arranged at a vehicle head is complex, damage to the pickup equipment caused by substances such as sediment, water and wind is required to be avoided, and the like, the application provides the installation structure of the external voice interaction pickup equipment by utilizing the sound propagation principle, the pickup equipment is installed by utilizing the whole vehicle structure of the front bumper of the vehicle, and the protection structure of the pickup equipment is formed by utilizing the self structure of the front bumper, so that the additional addition of the protection structures such as a water baffle and the like is avoided, the production cost is reduced, and the installation structure is simple and easy to produce.

(2) The application partially invaginates the license plate mounting table to form a concave area and a sinking table surface, and maintains a certain sound diffraction distance with the license plate; the pick-up equipment is arranged on the inner side of the license plate mounting table, and a certain distance is kept between the pick-up equipment and the inner surface of the front bumper, so that a good pick-up effect is ensured; and a plurality of sound transmission holes are arranged in the sinking table surface so as to ensure sound transmission. The application has the effects of wind shielding and water retaining through the license plate, and also shields a plurality of sound transmission holes of the sinking table top through the license plate, thereby ensuring the pick-up performance and not damaging the exterior trim aesthetic property of the front face of the automobile.

(3) The application has simple structure, can improve the production efficiency and has better economic benefit.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application as claimed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view showing a mounting structure of an off-vehicle voice interactive sound pickup apparatus according to an exemplary embodiment of the present application;

FIG. 2 is a cross-sectional view of FIG. 1A;

FIG. 3 is a schematic diagram showing the arrangement of sound-transmitting holes according to an exemplary embodiment of the present application;

fig. 4 is a schematic diagram showing arrangement of sound-transmitting holes according to another exemplary embodiment of the present application;

Fig. 5 is a schematic view showing the shape of a sound-transmitting hole according to an exemplary embodiment of the present application.

Reference numerals

1: A front bumper; 2: license plate mounting table; 3: a sinking table top; 4: a sound transmission hole; 5: a sound pickup apparatus; 6: a positioning structure; 7: license plate.

Detailed Description

Further advantages and effects of the present utility model will become readily apparent to those skilled in the art from the disclosure herein, by referring to the accompanying drawings and the preferred embodiments. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.

It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a mounting structure of a voice interaction pickup device outside a vehicle, which comprises a pickup device 5, wherein the pickup device 5 is mounted on the inner side of a front bumper 1, a license plate mounting table 2 for mounting a license plate 7 is arranged on the front bumper 1, a sunk area is formed in the lower area of the table surface of the license plate mounting table 2, a sunk table surface 3 is formed, a sound transmission hole 4 is formed in the sunk table surface 3, and the sound transmission hole 4 is arranged opposite to the pickup device 5.

In some embodiments, the license plate 7 in this embodiment is a license plate 7 issued by national uniform regulations, and the size is 440mm×140mm. The pickup device 5 is a vehicle-mounted special-purpose pickup device 5 outside a vehicle, including but not limited to a Bluetooth pickup, a miniature embeddable pickup array microphone, and a high-definition noise reduction pickup.

In some embodiments, referring to fig. 1, the front bumper 1 of the present embodiment is an integral structure, and the license plate mounting table 2 and the front bumper 1 are integrally formed, which is convenient for processing. Preferably, the license plate mounting table 2 is located at the middle part of the front bumper 1 and protrudes relative to the front bumper 1. The license plate mounting table 2 may be provided with a plurality of mounting holes for mounting the license plate 7. The front bumper 1 may be provided with a plurality of ventilation grids respectively located at both sides of the license plate mounting table 2. The left and right sides of the front bumper 1 are also provided with lamp holes for mounting a headlight, respectively. The license plate mount table 2 bottom inwards extends along the tail direction and forms the year thing platform, and pickup equipment 5 installs on the year thing platform.

In some embodiments, referring to fig. 1 and 2, the recessed area is located in the lower left and/or lower right corner of license plate mounting station 2. The sunken area is sunken relative to the table top of the license plate mounting table 2, and the sunken depth of the sunken area is at least 10mm. When the license plate 7 is mounted on the license plate mounting table 2, a second gap is reserved between the license plate 7 and the sinking table surface 3 of the sinking area. The second gap is greater than or equal to the concave depth, so that after the license plate 7 is actually installed, the sunken table top 3 is ensured to have a gap of more than 10mm away from the license plate 7 for sound diffraction, namely, when the sound outside the vehicle encounters obstacles such as the license plate 7 in the transmission process, part of sound waves can wind behind the license plate 7, pass through the second gap, pass through the sunken area and continue to propagate towards the tail direction, and in the process, the sound waves are collected by the pickup equipment 5 at the inner side of the license plate mounting table 2. Under the effect of the second gap, the pickup apparatus 5 of the present embodiment has a good pickup effect and a high pickup accuracy, since there is no baffle, no connection plate in the second gap, the pickup accuracy is not lowered.

In some embodiments, referring to fig. 3 and 4, the counter top 3 is provided with a plurality of sound-transmitting holes 4 arranged at intervals. The plurality of sound-transmitting holes 4 are provided opposite to the sound pickup apparatus 5. The plurality of sound-transmitting holes 4 may be arranged in an array to ensure that sound waves diffracted into the sinking deck 3 pass through the license plate mounting deck 2 through the plurality of sound-transmitting holes 4 and enter the sound-collecting surface of the sound-collecting apparatus 5. The aperture of the sound-transmitting hole 4 of the present embodiment is larger than 2mm to ensure that sound waves in the recessed area can be collected by the sound pickup apparatus 5. The apertures of the plurality of sound-transmitting holes 4 of the present embodiment can be kept uniform. Alternatively, the plurality of sound-transmitting holes 4 may be provided with different pore sizes and distributed in a scattering manner.

In some embodiments, the center of the sound-transmitting hole 4 is 10-20 mm from the peripheral outer edge of the counter top 3. The width of the sinking platform surface 3 is 20-40 mm. The plurality of sound-transmitting holes 4 may be arranged longitudinally or in a scattering-like arrangement. The concave area of this embodiment plays the effect of sound transmission on the one hand, and on the other hand can regard as the protective structure of pickup equipment 5, on the basis that does not add additional protective structure, plays the effect of keeping out the wind, manger plate through the concave area.

In some embodiments, the sum of the width of the counter top 3 and the length of the license plate mounting platform 2 is less than the length of the license plate 7, such that the license plate 7 is able to block the sound-transmitting aperture 4 of the counter top 3. In this embodiment, through the shielding of the license plate 7, impurities such as water and sediment enter the sinking table top 3 in the using process of the vehicle and enter the pickup device 5 through the sound transmission hole 4, so that the accuracy of the voice recognition of the pickup device 5 is improved, and the service life of the pickup device 5 is prolonged. And, shelter from the sound hole 4 through license plate 7, both guaranteed the pickup performance of pickup equipment 5, do not destroy the exterior trim aesthetic property of vehicle front face again.

In some embodiments, a gap is formed between the sound pickup surface of the sound pickup apparatus 5 and the inner surface of the front bumper 1, the gap is 5-7 mm, so as to ensure good sound pickup accuracy, ensure that sound diffracted into the concave area can penetrate into the sound pickup apparatus 5, and not affect the sound pickup accuracy and other performances due to excessive distance.

In some embodiments, referring to fig. 2, the front bumper 1 of the vehicle further includes at least one positioning structure 6, and the pickup device 5 is fixedly mounted on the front bumper 1 through the positioning structure 6. The positioning structure 6 of this embodiment may be an electromagnetic force mounting column with a screw column, a clamping mounting column, or the like, where the mounting column is fixedly mounted on the carrying platform by at least one screw column. One side fixed mounting that pickup equipment 5 deviate from the pickup face is on the erection column, need not additionally to add the connecting plate and installs pickup equipment 5 on front bumper 1 for pickup equipment 5 speech recognition's rate of accuracy is high.

In some embodiments, the pickup apparatus 5 and the positioning structure 6 of the present embodiment may be detachably connected, thereby facilitating replacement of the pickup apparatus 5.

In some embodiments, referring to fig. 5, the sound-transmitting hole 4 in this embodiment may be a quincuncial hole, which has a larger sound-transmitting hole ratio, so that the sound permeability is better; and, the plum blossom hole is more resistant to impact for the durability of license plate mount table 2 is better.

In some embodiments, the thickness of the front bumper 1 of the present embodiment may be set to 2.5mm.

In some embodiments, the number and the aperture size of the sound-transmitting holes 4 in the counter surface 3 of the present embodiment may be determined through experiments, and the diameters, the number, and the widths of the gaps of the sound-transmitting holes 4 corresponding to different types of the sound pickup apparatuses 5 may be different.

In some embodiments, the pickup device 5 of this embodiment has two protective barriers, the first protective barrier is the license plate 7, the second protective barrier is the concave area, and the effects of water blocking, wind blocking and silt blocking are achieved through the license plate 7 and the concave area. In addition, because pickup device 5 installs in license plate mount table 2 inboard, the front of pickup device 5 can be protected by license plate 7 and sunk area, and the side of pickup device 5 can also be protected through the grid tray of ventilating on front bumper 1, and, the grid tray of ventilating has a plurality of air inlets, and the sound permeability is good for the sound collection scope of pickup device 5 is wide, effectual.

In some embodiments, the license plate 7 of the present embodiment may be mounted directly on the license plate mounting table 2 by a mounting member such as a screw or mounted on the license plate mounting table 2 by a bracket of the license plate 7.

In some embodiments, the outer and inner surfaces of the license plate mounting table 2 of the present embodiment may have a certain roughness because smooth outer and inner surfaces easily reflect sound waves to cause echoes, while surfaces having a certain roughness may reflect and absorb part of the sound waves to thereby attenuate the echoes, thereby further improving the sound pickup accuracy of the sound pickup apparatus 5.

In some embodiments, the mounting structure of the external voice interaction pickup apparatus of the present embodiment may be mounted on any vehicle, which may be any vehicle used for any purpose (including personal, building, business, express, etc.), whether an internal combustion engine, an electric vehicle, or a hybrid vehicle.

In some embodiments, the present embodiment uses the self structure of the front bumper 1 of the vehicle as the mounting structure and the protection structure of the pickup device 5, and extends the service life of the pickup device 5 by using the shielding effect of the whole vehicle component. Meanwhile, the integral structure of the whole vehicle part is utilized, the use of additional parts is reduced, the influence on the pick-up accuracy of the pick-up equipment 5 is avoided, and the effect of reducing the production cost is achieved. The mounting structure of the voice interaction pickup device outside the vehicle is simple in structure and high in attractiveness.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims (10)

1. The utility model provides a mounting structure of mutual pickup equipment of car foreign language, its characterized in that, including pickup equipment (5), pickup equipment (5) are installed in front bumper (1) inboard, be equipped with license plate mount pad (2) that are used for installing license plate (7) on front bumper (1), there is sunk area in license plate mount pad (2) mesa lower part region and forms heavy mesa (3), sound transmission hole (4) have been seted up on heavy mesa (3), sound transmission hole (4) with pickup equipment (5) set up relatively.

2. The mounting structure of the off-vehicle voice interactive sound pickup apparatus according to claim 1, wherein the recessed area is located at a lower left corner and/or a lower right corner of the license plate mounting table (2).

3. The mounting structure of the off-vehicle voice interactive sound pickup apparatus according to claim 1, wherein the aperture of the sound-transmitting hole (4) is greater than 2mm.

4. The mounting structure of an off-vehicle voice interactive sound pickup apparatus according to claim 1, wherein the recessed area has a recess depth of at least 10mm.

5. The mounting structure of the off-vehicle voice interactive sound pickup apparatus according to claim 1, characterized in that the sound transmission hole (4) is shielded by the license plate (7).

6. The mounting structure of an off-vehicle voice interactive sound pickup apparatus according to claim 1, characterized in that a gap is provided between a sound pickup surface of the sound pickup apparatus (5) and an inner surface of the front bumper (1).

7. The mounting structure of an off-vehicle voice interactive sound pickup apparatus according to claim 6, wherein the gap is 5 to 7mm.

8. The mounting structure of the off-vehicle voice interactive sound pickup apparatus according to claim 1, wherein the center of the sound-transmitting hole (4) is 10 to 20mm from the peripheral outer edge of the counter top (3).

9. The mounting structure of an off-vehicle voice interactive sound pickup apparatus according to claim 1, characterized in that the front bumper (1) further comprises at least one positioning structure (6), and the sound pickup apparatus (5) is fixedly mounted on the front bumper (1) through the positioning structure (6).

10. The mounting structure of the off-vehicle voice interactive sound pickup apparatus according to claim 1, characterized in that the front bumper (1) is integrally formed with the license plate mounting table (2).