CN217770273U - Vehicle-mounted wireless intercom device - Google Patents

Abstract

The utility model belongs to the vehicle field, concretely relates to on-vehicle wireless intercom device. The intercom device comprises a host, an antenna, a loudspeaker and a receiver. The vehicle-mounted wireless intercom device further comprises: a receiver support and a control switch. The receiver support can be rotatably connected to a headrest of the driving seat. The receiver support comprises a fixing frame, a motor and a rotatable rod. The fixing frame is positioned in the headrest of the driver seat of the vehicle. The motor is fixedly arranged on the fixing frame, and an output shaft of the motor is arranged transversely along the vehicle and penetrates out of one side of the headrest. One end of the rotatable rod is fixedly connected to an output shaft of the motor; the receiver is connected with the other end of the rotatable rod. The control switch is arranged on a steering wheel of the vehicle, and the control switch is respectively in communication connection with a controller of the motor and the host machine so as to generate a control signal for switching the working state of the host machine and the motor. The utility model provides a current intercom system can cause the problem of interference to navigating mate's driving operation.

Description

Vehicle-mounted wireless intercom device

Technical Field

The utility model belongs to the vehicle field, concretely relates to on-vehicle wireless intercom device.

Background

For some vehicles with special functions, such as engineering vehicles, or traction or command vehicles of large machines, it is usually necessary to communicate between vehicles in order to communicate the work content between different vehicles and coordinate the driving actions of different vehicles. Meanwhile, voice communication needs to be carried out among a plurality of vehicles for some law enforcement vehicles or etiquette vehicles, so that unified actions of different vehicles in a fleet are facilitated, and corresponding tasks are completed.

When the vehicles are used for voice communication and command, a special simulation vehicle-mounted station is usually needed, and the simulation vehicle-mounted station product is a multi-channel voice intercom system for the vehicles and supports different vehicles to perform voice intercom in the same channel. The existing analog vehicle-mounted platform product generally comprises a host, a microphone and an antenna, wherein the microphone and the antenna are connected with the host through cables. The antenna is mounted on the frame outside the vehicle. When the microphone is used, a user needs to hold the microphone with one hand, then the microphone can send voice by pressing the switch, and the voice sent by other users can be received when the switch is released. The traditional vehicle-mounted intercom system has strong performance and rich functions, but has some disadvantages. For example: when the driver uses the product, the driver needs to hold the microphone and adjust the working mode of the interphone; this may lead to that the driver can only drive with one hand, and then cause the hidden danger for the safe driving of vehicle, seriously can even cause the traffic accident.

SUMMERY OF THE UTILITY MODEL

In order to solve current vehicle intercom system and use inconveniently, can cause the problem of interference to the normal driving operation of navigating mate, the utility model provides an on-vehicle wireless intercom device.

The utility model provides a product is realized through following technical scheme:

a vehicle-mounted wireless intercom device comprises a host, an antenna, a loudspeaker and a receiver. The antenna, the loudspeaker and the receiver are all in communication connection with the host. The vehicle-mounted wireless intercom device further comprises: a receiver support and a control switch.

The receiver support can be rotatably connected to a headrest of the driving seat. The receiver support comprises a fixing frame, a motor and a rotatable rod. The fixing frame is positioned in a headrest of a driver seat of the vehicle and sleeved on a lifting rod connecting the headrest and the seat backrest. The motor is fixedly arranged on the fixing frame, and an output shaft of the motor is arranged transversely along the vehicle and penetrates out of one side of the headrest. One end of the rotatable rod is fixedly connected to an output shaft of the motor, and the extension direction of the rotatable rod is perpendicular to the output shaft; the receiver is connected with the other end of the rotatable rod and is positioned at one side close to the center of the seat.

The control switch is arranged on a steering wheel of the vehicle, and the control switch is respectively in communication connection with a controller of the motor and the host machine so as to generate a control signal for switching the working states of the host machine and the motor.

As a further improvement of the utility model, the side surface of the headrest is provided with a first opening, and the first opening is provided with a first lantern ring. The first collar comprises an inner cover and an outer cover which are detachably connected; the inner cover is positioned in the headrest, and the outer cover is positioned outside the headrest; the corresponding position of the contact surface of the inner cover and the outer cover is provided with a pressing type buckle. The edge of the first lantern ring is used for clamping the covering layer of the headrest at the first opening; the output shaft of the motor penetrates out of the through hole in the center of the first lantern ring.

As the utility model discloses improve further, the rotatable pole adopts the inside body of rod that has the cavity, and the signal cable of connecting between receiver and the host computer is located the inside cavity of rotatable pole.

As the utility model discloses further improve, host computer and the audio-visual system electricity of vehicle in the on-vehicle wireless intercom device are connected, and then adopt the speaker among the audio-visual system of vehicle as the speaker of the broadcast received pronunciation of process of talkbacking.

As a further improvement of the utility model, the loudspeaker in the vehicle-mounted wireless intercom system adopts a second loudspeaker independent of a vehicle audio-visual system; the side surface of the headrest is provided with a second opening, and the second loudspeaker is arranged on the fixing frame inside the headrest and produces sound along the second opening.

As a further improvement of the utility model, the second loudspeaker adopts a cone-shaped loudspeaker, and the edge of the second loudspeaker comprises a connecting frame; a loudspeaker cover plate is installed at the second opening and fixedly connected with a connecting frame at the edge of the second loudspeaker through bolts.

As the utility model discloses further improve, speaker and receiver are all through signal cable and host computer communication connection, but one section that the signal cable that speaker and receiver are connected corresponds headrest inside all adopts the tensile cable of spring wire formula.

As the utility model discloses further improve, control switch has two switch positions, and one of them switch position corresponds the signalling state of host computer to and the motor rotates the receiver to the operating condition who is close to driver's mouth position. The other switch position corresponds to the signal receiving state of the host, the telephone receiver is reset to the original state by the motor, and the reset combined body of the telephone receiver and the rotatable rod is attached to the side surface of the headrest.

As the utility model discloses further improve, the motor adopts step motor.

As the utility model discloses further improve, the host computer is installed inside the vehicle, and on the control panel of the control panel function integration of host computer to the audio-visual system of vehicle, control switch installs on the multi-functional steering wheel of vehicle or with control switch's function integration to current vehicle multi-functional steering wheel on certain button.

The utility model provides a technical scheme has following beneficial effect:

the vehicle-mounted wireless intercom device provided by the embodiment has the loudspeaker and the receiver arranged at the headrest of the driving seat, and the key for adjusting the working mode of the vehicle-mounted wireless intercom device is arranged on the steering wheel. Meanwhile, a receiver support is arranged at the headrest, the position of the receiver is dynamically adjusted according to different working modes, the receiver can be automatically rotated to the mouth of a user in a voice talkback mode, and the receiver can be automatically reset to the side face of a seat in a monitoring mode, so that the quality of a call finger in the voice talkback process can be improved, the hands of the user can be liberated, the interference to a vehicle driver is reduced, and the safety in the vehicle driving process is improved. Therefore, the utility model provides a wireless intercom device of vehicle has outstanding practical value, is fit for carrying out extensive popularization and application, as the on-vehicle wireless communication radio station of all kinds of vehicles.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is an assembly schematic diagram of the vehicle-mounted wireless intercom device provided in embodiment 1 of the present invention on a seat.

Fig. 2 is a schematic view of the embodiment 1 of the present invention for disassembling various parts of the receiver holder.

Fig. 3 is a schematic view of a state of the receiver support in the monitoring mode according to embodiment 1 of the present invention.

Fig. 4 is a schematic diagram of a state of the receiver support in the voice intercom mode according to embodiment 1 of the present invention.

Labeled as: 1. a headrest; 2. a telephone receiver; 3. a speaker; 4. a receiver support; 41. a fixed mount; 42. a motor; 43. the rod can be rotated; 420. and an output shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

The embodiment provides a vehicle-mounted wireless intercom device, which comprises a host, an antenna, a loudspeaker 3 and a receiver 2. Wherein, the antenna, the loudspeaker 3 and the receiver 2 are all connected with the host computer in a communication way. The antenna of the vehicle-mounted wireless intercom device is used for receiving and transmitting radio waves. The loudspeaker 3 plays the received voice, and the receiver 2 uses the voice signal sent by the current user. The host computer is used for analyzing the signal, and then encoding the voice signal into a radio signal in the signal transmitting stage and transmitting the radio signal through the antenna, or decoding the received radio signal into a corresponding voice signal in the signal receiving stage. The host is installed inside the vehicle, and the control panel function of the host is integrated on the control panel of the vehicle audio-video system. Regarding the functions and principles of the conventional components of the main unit, the antenna, the speaker 3 and the receiver 2 in the car-size wireless intercom device, there are already well-established solutions in the prior art, and therefore the present embodiment is not described in detail herein.

The vehicle-mounted wireless intercom device provided by the embodiment further comprises: a receiver support 4 and a control switch. As shown in fig. 1, the receiver holder 4 is rotatably attached to the headrest 1 of the driver seat. As shown in fig. 2, the receiver support 4 includes a holder 41, a motor 42, and a rotatable lever 43. The fixing frame 41 is positioned in the headrest 1 of the driver's seat of the vehicle and is sleeved on the lifting rod connecting the headrest 1 and the seat back. The motor 42 is fixedly mounted on the fixing bracket 41, and an output shaft 420 of the motor 42 is arranged in the transverse direction of the vehicle and passes out of one side of the headrest 1. One end of the rotatable rod 43 is fixedly connected to an output shaft 420 of the motor 42, and the extending direction of the rotatable rod 43 is perpendicular to the output shaft 420; the receiver 2 is connected to the other end of the rotatable lever 43 and is located on the side near the center of the seat.

The control switch is installed on a steering wheel of the vehicle, and the control switch is respectively in communication connection with a controller of the motor 42 and the host machine, so as to generate a control signal for switching the working states of the host machine and the motor 42.

Specifically, the working process of the vehicle-mounted wireless intercom device in the embodiment is as follows:

firstly, after a user turns on a power switch on a host, the equipment automatically completes initialization and is in a monitoring mode. At this time, the receiver support 4 is in an initial position, i.e., in an upright state as shown in fig. 1, and is attached to the side surface of the headrest 1. When the antenna receives radio waves emitted by other users in the same channel, the host analyzes the radio signals and plays the voice contents emitted by other users through the loudspeaker 3.

When the user of the device needs to speak, the user needs to press the control switch on the steering wheel, and the control switch sends a control signal to the host and the controller of the motor 42 respectively. The host switches from the monitoring mode to the transmitting state when receiving the control signal, and in the state, the antenna is in the signal transmitting mode, only the radio signal can be transmitted outwards, and the signal receiving is stopped. Meanwhile, the motor 42 controller drives the motor 42 to rotate according to a preset angle, so that the receiver support 4 is rotated to a horizontal state as shown in fig. 2, at this time, the receiver 2 is just positioned close to the head of the driver and starts to work, the voice sent by the user is collected, and the voice signal is transmitted to the host and is sent out through the antenna. When the user no longer needs to speak, the on-off state of the control switch is adjusted again, and the vehicle-mounted wireless intercom device can be restored to the monitoring mode again.

It can be known from the above description that, in this embodiment, when the user uses this on-vehicle wireless intercom state, need not to hold the miaow, just can switch over at monitoring mode and intercom mode under the state that both hands held the steering wheel, this security that can improve the driving greatly. Meanwhile, the telephone receiver 2 in the embodiment can be automatically adjusted to a position close to the mouth of the driver when in use, so that the conversation quality in the voice talkback process can be effectively improved, and the telephone receiver 2 can be automatically reset in the monitoring process, so that the interference to the driver is further reduced.

In this embodiment, the control switch only needs to have two switch positions, one of which corresponds to the signal transmission state of the main unit, and the motor 42 rotates the receiver 2 to a position close to the mouth of the driver. The other switch position corresponds to the signal receiving state of the main machine, at this time, the motor 42 resets the receiver 2 to the original state, and the reset combination of the receiver 2 and the rotatable rod 43 is attached to the side surface of the headrest 1. Therefore, the control switch can adopt various existing switch modules such as a dial switch, a push switch, a key module and the like. The purpose of the present embodiment of mounting the switch module on the steering wheel is mainly to facilitate the operation by the driver. The optimal mounting position for the control switch is inside the steering wheel grip. Of course, in other embodiments, the control switch may also be implemented by using a control key on an existing multifunctional steering wheel, and the function of the control switch is integrated into a certain key on the existing multifunctional steering wheel of the vehicle.

Specifically, a first opening is formed in the side face of the headrest 1, and a first lantern ring is arranged at the first opening. The first collar comprises an inner cover and an outer cover which are detachably connected; the inner cover is positioned inside the headrest 1, and the outer cover is positioned outside the headrest 1; the corresponding position of the contact surface of the inner cover and the outer cover is provided with a pressing type buckle. The edge of the first lantern ring is used for clamping the covering layer of the headrest 1 at the first opening; the output shaft 420 of the motor 42 passes out of the through hole in the center of the first collar. In this embodiment, a special collar is disposed at the position where the output shaft 420 of the motor 42 extends, and the collar can clamp the covering layer of the headrest 1 at the first opening, so that the opening at the first opening can be hidden, and the appearance is more attractive. And the friction damage of the wrapping layer in the frequent rotation process of the motor 42 shaft can be avoided, and the electric motor is more practical.

The speaker 3 of the vehicle-mounted wireless intercom device in this embodiment may be the existing speaker 3 of the vehicle, or may be a dedicated independent speaker 3. When the existing loudspeaker 3 of the vehicle is adopted, the host in the vehicle-mounted wireless intercom device is electrically connected with the vehicle audio-visual system, and then the loudspeaker 3 in the vehicle audio-visual system is adopted as the loudspeaker 3 for playing the voice received in the intercom process.

When the scheme of the independent loudspeaker 3 is adopted, the loudspeaker 3 in the vehicle-mounted wireless intercom system adopts a second loudspeaker 3 independent of a vehicle audio-video system; the side of the headrest 1 is provided with a second opening, and the second loudspeaker 3 is arranged on a fixed frame 41 in the headrest 1 and produces sound along the second opening. Specifically, the second speaker 3 may be a cone speaker, and the edge of the second speaker 3 includes a connecting frame; a loudspeaker 3 cover plate is installed at the second opening, and the loudspeaker 3 cover plate is fixedly connected with a connecting frame at the edge of the second loudspeaker 3 through a bolt. The cover plate of the loudspeaker 3 has similar functions with the first sleeve ring, and can protect the covering layer of the headrest 1 and the loudspeaker 3 inside the headrest, and can play a role in beauty.

In this embodiment, the speaker 3 and the receiver 2 both need to adopt a signal cable to communicate with the host, so in order to effectively accommodate the cable, the rotatable rod 43 of this embodiment adopts a rod body having a cavity inside, and the signal cable connected between the receiver 2 and the host is located in the cavity inside the rotatable rod 43. The wire can be walked along automobile body and seat to the rest of cable, guarantees that the cable is located inside the equipment, avoids the cable impaired in the use.

Considering that the headrest 1 of the seat can be adjusted up and down, in this embodiment, a section of the signal cable connecting the speaker 3 and the receiver 2 corresponding to the inside of the headrest 1 is a spring wire type stretchable cable. Therefore, the headrest 1 can also be adjusted in a telescopic way in the lifting process, and the communication cable is prevented from being torn apart.

In the technical solution of the present embodiment, the motor 42 mainly functions to adjust the receiver support 4 back and forth between the horizontal state and the vertical state, and meanwhile, considering that the mass of the receiver 2 and the support of the receiver 2 is very low, the requirements on various performances such as the rotating speed and the torque of the motor 42 are very low. The motor 42 may be a general stepping motor 42, a servo motor 42, a synchronous motor 42, a dc motor 42, or a dc motor 42 with a decelerator. In consideration of the most accurate angle adjustment of the stepping motor 42, the best option is to use the stepping motor 42 as the motor 42 in this case. It should be emphasized that when the motor 42 of the present embodiment is rotated, the initial angle of the receiver 2 is fixed, i.e. corresponding to the state shown in fig. 3, and the receiver support 4 is attached to the side of the headrest 1. For the horizontal state of the receiver support 4 as shown in fig. 4, the rotation angle between the receivers 2 is adjustable, so that the user can adjust the rotation angle of the receiver support 4 during each operation according to the height, head position and the like of the user. After the user finishes the adjustment, the controller records the rotation angle and performs state adjustment according to the rotation angle set by the user in the subsequent adjustment process, and the adjustment mode is similar to that of a rearview mirror of a vehicle.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A vehicle-mounted wireless intercom device comprises a host, an antenna, a loudspeaker and a receiver, wherein the antenna, the loudspeaker and the receiver are all in communication connection with the host; its characterized in that, on-vehicle wireless intercom device still includes:

the receiver bracket can be rotatably connected to a headrest of the driving seat; the telephone receiver support comprises a fixing frame, a motor and a rotatable rod; the fixing frame is positioned in a headrest of a driver seat of the vehicle and is sleeved on a lifting rod which is used for connecting the headrest and a seat backrest; the motor is fixedly arranged on the fixed frame, and an output shaft of the motor is arranged along the transverse direction of the vehicle and penetrates out of one side of the headrest; one end of the rotatable rod is fixedly connected to an output shaft of the motor, and the extending direction of the rotatable rod is perpendicular to the output shaft; the telephone receiver is connected to the other end of the rotatable rod and is positioned on one side close to the center of the seat; and

and the control switch is arranged on a steering wheel of the vehicle, is respectively in communication connection with the controller of the motor and the host machine, and further generates a control signal for switching the working states of the host machine and the motor.

2. The vehicle-mounted wireless intercom device according to claim 1, wherein: the side surface of the headrest is provided with a first opening, the first opening is provided with a first lantern ring, and the first lantern ring comprises an inner cover and an outer cover which are detachably connected; the inner cover is positioned inside the headrest, and the outer cover is positioned outside the headrest; a pressing type buckle is arranged at the corresponding position of the contact surface of the inner cover and the outer cover; the edge of the first lantern ring is used for clamping a wrapping layer of the headrest at the first opening; and the output shaft of the motor penetrates out of the through hole in the center of the first lantern ring.

3. The vehicle-mounted wireless intercom device according to claim 2, wherein: the rotatable rod adopts a rod body with a cavity inside, and a signal cable connected between the receiver and the host is positioned in the cavity inside the rotatable rod.

4. The vehicle-mounted wireless intercom device according to claim 1, wherein: the host in the vehicle-mounted wireless intercom device is electrically connected with the vehicle audio-video system, and then a loudspeaker in the vehicle audio-video system is used as a loudspeaker for playing the voice received in the intercom process.

5. The vehicle-mounted wireless intercom device according to claim 1, wherein: the loudspeaker in the vehicle-mounted wireless intercom system adopts a second loudspeaker independent of a vehicle audio-video system; the side face of the headrest is provided with a second opening, and the second loudspeaker is installed inside the headrest on the fixing frame and produces sound along the second opening.

6. The vehicle-mounted wireless intercom device according to claim 5, wherein: the second loudspeaker adopts a cone-shaped loudspeaker, and the edge of the second loudspeaker comprises a connecting frame; and a loudspeaker cover plate is arranged at the second opening and is fixedly connected with the connecting frame at the edge of the second loudspeaker through a bolt.

7. The vehicle-mounted wireless intercom device according to claim 5, wherein: the loudspeaker and the telephone receiver are in communication connection with the host through signal cables, and one section of each signal cable connected with the loudspeaker and the telephone receiver, which corresponds to the inside of the headrest, adopts a spring wire type stretchable cable.

8. The vehicle-mounted wireless intercom device according to claim 1, wherein: the control switch is provided with two switch positions, wherein one switch position corresponds to the signal sending state of the host, and the motor rotates the telephone receiver to the working state close to the mouth position of the driver; the other switch position corresponds to the signal receiving state of the host, the telephone receiver is reset to the original state by the motor, and the reset telephone receiver and the rotatable rod are attached to the side surface of the headrest.

9. The vehicle-mounted wireless intercom device according to claim 1, wherein: the motor adopts a stepping motor.

10. The vehicle-mounted wireless intercom device according to claim 1, wherein: the main machine is installed inside the vehicle, the control panel of the main machine is functionally integrated on the control panel of the vehicle audio-visual system, and the control switch is installed on the multifunctional steering wheel of the vehicle or integrates the function of the control switch on a certain key of the existing multifunctional steering wheel of the vehicle.

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