A car microphone assembly

Abstract

The utility model discloses a vehicle microphone assembly, comprising a frame, a microphone body arranged in the frame, and a connecting box fixedly installed on the frame, the microphone body is provided with a sound receiving hole, a fastening film is fixedly installed in the frame, a fastening groove adapted to the fastening film is opened on the microphone body, and a winding mechanism is arranged in the connecting box; the utility model can firmly fix the microphone body inside the frame through the clamping action of the fastening film and the fastening groove, and the cooperation of the rubber clamp head and the clamping groove, thereby avoiding the shaking or falling of the microphone during the driving of the vehicle, ensuring the stability and reliability of the microphone, and when the microphone body is used, the frame can be directly taken out through a hand buckle plate, which is convenient and quick; the retraction and release of the wire is realized by pulling out the wire to drive the reel to rotate, so that the user can conveniently operate and store the wire and the microphone.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle microphones, in particular to a vehicle microphone assembly. Background Art

[0002] The car microphone assembly is the core component of the in-vehicle voice interaction system, which is mainly used to collect the voice signals of passengers in the car. It uses the signal processor to perform noise reduction, AEC (adaptive echo cancellation) and other technical processing, and then sends the processed voice signal to the voice recognition system to realize in-vehicle voice interaction.

[0003] At present, many vehicles are replaced with new navigation systems due to low configuration or damage of the original navigation systems when leaving the factory. The vehicle navigation system is equipped with a microphone assembly to receive the voices of the vehicle passengers. The microphone assembly in the prior art is generally set in a fixed position. When in use, if the reception is poor, the user needs to get close to the microphone to receive the sound clearly. However, if the user gets close to the microphone while the vehicle is driving, it may affect driving safety, which is inconvenient to use in practice.

[0004] Therefore, it is necessary to design a vehicle microphone assembly to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art and provides a vehicle microphone assembly.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A vehicle microphone assembly comprises a frame, a microphone body arranged in the frame, and a connection box fixedly mounted on the frame, wherein the microphone body is provided with a sound receiving hole, a fastening film is fixedly mounted in the frame, a fastening groove adapted to the fastening film is provided on the microphone body, and a winding mechanism is arranged in the connection box;

[0008] The winding mechanism includes a rotating shaft rotatably installed in the connecting box, a winding disk sleeved on the rotating shaft, and a coil spring sleeved on one end of the rotating shaft, and the two ends of the coil spring are fixedly connected to the rotating shaft and the frame respectively.

[0009] Preferably, a wire is wound inside the reel, and threading holes are symmetrically opened on the connection box. One end of the wire passes through the threading hole to be electrically connected to the microphone body, and the other end of the wire passes through the threading hole and is fixedly connected to the threading hole.

[0010] Preferably, a plurality of rubber clamps distributed in a linear array are fixedly installed in the fastening groove, and a plurality of clamping grooves distributed in a linear array and adapted to the rubber clamps are opened on the fastening rubber sheet.

[0011] Preferably, a hand buckle groove is formed at one end of the frame, and a hand buckle plate adapted to the hand buckle groove is fixedly mounted on the microphone body.

[0012] Preferably, a clearance groove adapted to the wire is provided on the hand buckle groove.

[0013] Preferably, a filter is provided in the sound receiving hole.

[0014] The utility model has the following beneficial effects:

[0015] By setting up a frame and a winding mechanism, through the snapping action of the fastening film and the fastening groove, and the cooperation between the rubber clamp head and the clamping groove, the microphone body can be firmly fixed inside the frame, avoiding shaking or falling of the microphone during driving of the vehicle, ensuring the stability and reliability of the microphone, and when the microphone body is in use, the frame can be directly taken out through the hand buckle plate, which is convenient and quick, and ensures that the reception can be clearer; the wire is retracted and released by pulling out the wire to drive the winding reel to rotate, so that the user can easily operate and store the wire and the microphone. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a vehicle microphone assembly proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the overall multi-angle structure of a vehicle microphone assembly proposed by the utility model;

[0018] Figure 3 for Figure 2 A schematic diagram of the structure at A;

[0019] Figure 4 This is a schematic diagram of the internal structure of a connection box of a vehicle microphone assembly proposed by the utility model;

[0020] In the figure: 1. frame; 11. fastening film; 111. card slot; 12. hand buckle slot; 13. yield slot; 2. microphone body; 21. sound receiving hole; 22. fastening slot; 221. rubber clamp; 23. hand buckle plate; 3. connection box; 31. threading hole; 4. winding mechanism; 41. rotating shaft; 411. winding disk; 42. winding spring; 5. wire. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-4 A vehicle microphone assembly includes a frame 1, a microphone body 2 disposed in the frame 1, and a connection box 3 fixedly mounted on the frame 1, a sound receiving hole 21 is disposed on the microphone body 2, a fastening film 11 is fixedly mounted in the frame 1, a fastening groove 22 adapted to the fastening film 11 is opened on the microphone body 2, and a winding mechanism 4 is disposed in the connection box 3;

[0023] The winding mechanism 4 includes a rotating shaft 41 rotatably mounted in the connection box 3, a winding disk 411 mounted on the rotating shaft 41, and a coil spring 42 mounted on one end of the rotating shaft 41, and the two ends of the coil spring 42 are respectively fixedly connected to the rotating shaft 41 and the frame 1. The microphone body 2 can be taken out of the frame 1 and directly held by the user for use, ensuring the sound receiving effect of the microphone, and the microphone body 2 is more stable when installed in the frame 1 through the cooperation of the fastening film 11 and the fastening groove 22 to prevent it from falling.

[0024] Reference Figure 4 , the wire 5 is wound in the reel 411, and the connection box 3 is symmetrically provided with threading holes 31. One end of the wire 5 passes through the threading hole 31 and is electrically connected to the microphone body 2, and the other end of the wire 5 passes through the threading hole 31 and is fixedly connected to the threading hole 31. The wire 5 can be reeled up and stored in the reel 411 by the reeling mechanism 4. When the microphone body 2 is handheld for use, the wire 5 can be pulled out of the reel 411 for use with the microphone body 2, and the wire 5 can be reeled up when the microphone body 2 is returned to its original position, thereby avoiding a messy wire harness.

[0025] Reference Figure 3 A plurality of rubber clamps 221 arranged in a linear array are fixedly installed in the fastening groove 22, and a plurality of slots 111 arranged in a linear array and adapted to the rubber clamps 221 are provided on the fastening film 11. By using the rubber clamps 221 in coordination with the slots 111, the microphone body 2 can be further clamped when installed in the frame 1, and the placement is more stable.

[0026] Reference Figure 1 A hand buckle slot 12 is provided at one end of the frame 1, and a hand buckle plate 23 adapted to the hand buckle slot 12 is fixedly installed on the microphone body 2. The microphone body 2 can be taken out of the frame 1 through the hand buckle plate 23, which is more convenient to use.

[0027] Reference Figure 1The hand buckle slot 12 is provided with a clearance slot 13 adapted to the wire 5. The clearance slot 13 can be used for placing the wire 5, ensuring that the connection end of the wire 5 and the microphone body 2 is smoother and avoids bending.

[0028] Reference Figure 2 A filter is provided in the sound receiving hole 21. The filter can filter dust and the like to reduce the blockage of the sound receiving hole 21.

[0029] The specific working principle of the utility model is as follows:

[0030] First, the frame 1 can be bonded to a suitable position inside the vehicle, and then one end of the wire 5 is connected to the navigator. The microphone body 2 is located in the frame 1. Under the clamping action of the fastening film 11 and the fastening groove 22, the microphone body 2 can be stably fixed in the frame 1, and the rubber clamp 221 and the clamping groove 111 are used in coordination to further reinforce the microphone body 2, thereby preventing the microphone body 2 from shaking or falling during the driving of the vehicle. When the microphone body 2 needs to be taken out for use, the microphone body 2 can be directly taken out of the frame 1 through the hand buckle plate 23, and when the wire 5 is pulled out, the winding reel 411 can be driven to rotate to unwind the wire 5, which can cooperate with the use position of the microphone body 2;

[0031] After the microphone body 2 is used, the microphone body 2 can be placed in the frame 1. At this time, the winding drum 411 can be reversed under the action of the winding spring 42, so that the wire 5 is wound and stored in the winding drum 411. At the same time, the connecting end of the wire 5 and the microphone body 2 can be located in the make way groove 13 to prevent the wire 5 from bending, ensuring that the overall structure is more regular.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A vehicle microphone assembly, comprising a frame (1), a microphone body (2) arranged in the frame (1), and a connection box (3) fixedly mounted on the frame (1), wherein the microphone body (2) is provided with a sound receiving hole (21), characterized in that: A fastening film (11) is fixedly installed in the frame (1), a fastening groove (22) adapted to the fastening film (11) is provided on the microphone body (2), and a winding mechanism (4) is provided in the connection box (3); The winding mechanism (4) comprises a rotating shaft (41) rotatably mounted in the connecting box (3), a winding disk (411) sleeved on the rotating shaft (41), and a winding spring (42) sleeved on one end of the rotating shaft (41), wherein the two ends of the winding spring (42) are respectively fixedly connected to the rotating shaft (41) and the frame (1).

2. The vehicle microphone assembly according to claim 1, characterized in that: A wire (5) is wound inside the winding reel (411), and threading holes (31) are symmetrically opened on the connection box (3). One end of the wire (5) passes through the threading hole (31) and is electrically connected to the microphone body (2), and the other end of the wire (5) passes through the threading hole (31) and is fixedly connected to the threading hole (31).

3. The vehicle microphone assembly according to claim 1, characterized in that: A plurality of rubber clamps (221) distributed in a linear array are fixedly installed in the fastening groove (22), and a plurality of clamping grooves (111) distributed in a linear array and adapted to the rubber clamps (221) are provided on the fastening rubber sheet (11).

4. The vehicle microphone assembly according to claim 2, characterized in that: A hand buckle groove (12) is provided at one end of the frame (1), and a hand buckle plate (23) adapted to the hand buckle groove (12) is fixedly mounted on the microphone body (2).

5. The vehicle microphone assembly according to claim 4, characterized in that: The hand buckle slot (12) is provided with a clearance slot (13) adapted to the wire (5).

6. The vehicle microphone assembly according to claim 1, characterized in that: A filter is arranged in the sound receiving hole (21).

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