CN212367494U

CN212367494U - Split infrared wireless microphone

Info

Publication number: CN212367494U
Application number: CN202021760203.8U
Authority: CN
Inventors: 周庆叙; 张知硕; 侯移门; 徐慧
Original assignee: Shenzhen Taiden Industrial Co ltd
Current assignee: Shenzhen Taiden Industrial Co ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-01-15
Anticipated expiration: 2030-08-20

Abstract

The utility model provides a split type infrared wireless microphone, which comprises a microphone body, an adaptive device, a first transmission line and a second transmission line, wherein the microphone body is provided with a pickup and an infrared signal transmitting device; the sound pick-up is used for picking up an audio signal, amplifying the audio signal and transmitting the audio signal to the adaptation device through the first transmission line; the infrared signal transmitting device is used for transmitting the audio signal and the control signal which are received through the second transmission line and processed by the adapting device in an infrared light mode through the infrared signal transmitting device; the adaptive device is in communication connection with the microphone body through a first transmission line and a second transmission line and is used for processing audio signals and performing function control. The utility model provides a small and exquisite light of split type infrared wireless microphone, function control realizes the operation of being more convenient for on the adapter device, and the user can not influence the transmission effect of pickup effect and infrared signal when using the adapter device to operate simultaneously.

Description

Split infrared wireless microphone

Technical Field

The utility model relates to a microphone technical field, concretely relates to split type infrared wireless microphone.

Background

At present, a wireless microphone is generally needed for multimedia teaching, and meanwhile, wireless control equipment such as a laser pen, a PPT page turning controller, a cursor controller and the like is also needed to be used in a matched mode, so that the activity range of a teacher is not limited, and teaching is more flexible and free. In order to achieve a stable sound pickup effect, the position of the microphone needs to be relatively fixed and to be as close to the mouth of the speaker as possible, and the position of the microphone needs not to be moved as much as possible during use. For infrared wireless microphones, the infrared signal emitting device needs to be unobstructed and to be able to maintain good communication with the infrared signal receiver mounted on the ceiling. At present, the infrared wireless microphone mainly comprises a collar clamp type microphone, a neck hanging type microphone and a handheld type microphone.

The integrally designed collar clip type and neck hanging type infrared wireless microphones cannot be integrated with a wireless demonstrator into a product, and the operation is extremely inconvenient. In addition, the integrally designed collar clip type and neck hanging type infrared wireless microphones are heavy (generally more than 40-60 g), the hanging height is uncomfortable, the sound pickup effect is not good when the hanging height is low, and some teachers feel that the microphones are hung on the neck rather than the feeling. For the hand-held infrared wireless microphone, at least two sets of devices such as a laser pen, a PPT page turning controller and the like are needed, and a teacher is full of two hands in class, so that the teacher is very inconvenient, and some teachers need to take textbooks in class, so that the teacher is more inconvenient. If the hand-held infrared wireless microphone, the laser pen, the PPT page turning controller and the like are integrated into a product, but when the laser pen and the PPT page turning controller are used while a lecture is carried out, the microphone pickup part is far away from the mouth of a speaker, so that the pickup effect is greatly influenced.

The infrared wireless microphone with the integrated design is easy to be poorly communicated with the infrared signal receiver due to the reasons of overturning, holding, shielding and the like when operating other functions.

SUMMERY OF THE UTILITY MODEL

The present disclosure is directed to solving at least one of the problems in the prior art. Therefore, the application provides a split type infrared wireless microphone, and the specific technical scheme is as follows.

A split type microphone comprises a microphone body, an adaptive device, a first transmission line and a second transmission line, wherein a sound pick-up and an infrared signal transmitting device are arranged on the microphone body; the sound pick-up is used for picking up audio signals and transmitting the audio signals to the adapting device through a first transmission line; the infrared signal transmitting device is used for transmitting the audio signal which is received by the second transmission line and processed by the adapting device in an infrared light mode through the infrared transmitting tube; the adaptive device is in communication connection with the microphone body through a first transmission line and a second transmission line and is used for processing audio signals and performing function control.

In a preferred embodiment, the split infrared wireless microphone further includes a transmission line protection cover, the transmission line protection cover is connected between the adapting device and the microphone body, and the first transmission line and the second transmission line are contained in the transmission line protection cover.

In a preferred embodiment, the detachable infrared wireless microphone further comprises an amplifier for amplifying the audio signal picked up by the sound pick-up, and the amplifier is located in the microphone body and is in communication connection with the sound pick-up and the adapting device.

In a preferred embodiment, the adapting device integrates functions of a laser pointer, PPT page turning control and cursor control.

In a preferred embodiment, the microphone body is further provided with a clamping member.

In a preferred embodiment, the clamping member includes a movable portion and a fixed portion, the fixed portion is connected to the microphone body, and the movable portion is movably connected to the fixed portion.

In a preferred embodiment, the signal end of the infrared signal emitting device is disposed on a side of the microphone body away from the clamping member.

In a preferred embodiment, the adapter device is provided with a function key and an external interface.

In a preferred embodiment, the microphone body is further provided with an infrared signal filter, and the infrared signal filter is used for allowing only infrared signals to pass through and transmitting the infrared signals.

The utility model has the advantages that: the utility model provides a split type infrared wireless microphone only sets up adapter and signal emission device on the microphone body, and the microphone body can be very little and handy light, and the adapter device that has integrated wireless demonstration ware functions such as laser pen, PPT page turning control, cursor control is split type structure with the microphone body, and function control realizes more convenient operation on the adapter device; the adaptive device integrates the functions of a wireless demonstrator, only one device is needed, the adaptive device can be operated by one hand when the functions of the demonstrator are needed, and the adaptive device can be placed in a pocket or hung at the waist when the functions of the demonstrator are not needed; the demonstrator function and the microphone function do not influence each other. And the user can not influence the sound pickup effect and the emission effect of the infrared signal when using the laser pen, the PPT page turning control function and the cursor control function.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a split infrared wireless microphone according to an embodiment of the present invention.

Fig. 2 is a schematic perspective view of a split infrared wireless microphone according to an embodiment of the present invention.

Detailed Description

The following description is of the preferred embodiments of the present invention, and it should be noted that, for those skilled in the art, a number of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations are also considered to be the protection scope of the present invention.

Referring to fig. 1 and 2, an embodiment of the present invention provides a split-type infrared wireless microphone 10, where the split-type infrared wireless microphone 10 includes a microphone body 100, an adapter 200, a first transmission line 500 and a second transmission line 600, and the microphone body 100 is provided with a sound pickup 300 and an infrared signal emitting device 400; the sound pick-up 300 is used for picking up audio signals and transmitting the audio signals to the adapting device 200 through a first transmission line 500; the infrared signal transmitting device 400 is used for transmitting the audio signal received by the second transmission line 600 and processed by the adapting device 200 in the form of infrared light through the infrared signal transmitting device; the adapting device 200 is connected with the microphone body 100 through the first transmission line 500 and the second transmission line 600 in a communication way, and is used for processing audio signals and performing function control.

In this application, the microphone body 100 and the adapting device 200 are split structures, and in an application scene, the microphone body 100 can be placed in front of the chest or on a collar clip of a user, and the adapting device 200 can be held in the hand of the user for control, and can also be placed at will comfortably and according to needs. In this application, set up adapter 300 and infrared signal emission device 400 simultaneously on microphone body 100, carry out function operation (adjust the volume, the laser pen, the PPT turns over the page, cursor control, insert outside audio frequency etc.) on adapter 200 and all can not produce the influence when receiving and launching infrared signal to the pickup effect of adapter 300 and signal emission device 400, the user can explain (speak) on one side, carry out other operations on the other side, it is more nimble to use, the microphone part is also lighter.

The present application provides a split type infrared wireless microphone 10, which simultaneously sets the sound pick-up 300 and the infrared signal emitting device 400 on the microphone body 100, and the adapter device 200 and the microphone body 100 are split type structures, so that the user will not influence the sound pick-up effect and the receiving and emitting effect of the signal when using the adapter device 200 to operate.

In one embodiment, the adapter device 200 integrates the functions of a laser pointer, a PPT page turning control, a cursor control, and other wireless demonstration devices. The adapter device 200 integrated with the wireless demonstrator function and the microphone body 100 are of a split structure, only one device is needed, the adapter device can be operated by one hand when the demonstrator function is needed, and the adapter device 200 can be placed in a pocket or hung at the waist when the demonstrator function is not needed; the demonstrator function and the microphone function do not influence each other. And the user can not influence the sound pickup effect and the communication effect with the infrared signal receiver when using the demonstrator function.

In a further embodiment, the first transmission line 500 connects the sound pickup 300 and the adapting device 200 for transmitting audio signals; the second transmission line 600 is connected the signal emission device 400 with the adapter device 200 for transmitting infrared emission signals, in this embodiment, the sound pickup 300 of the split type infrared wireless microphone 10 picks up the sound of the speaker, the sound of the speaker propagates to the sound pickup 300 diaphragm, make the diaphragm vibrate, the microphone 300 outputs extremely weak audio signals at mV level or even UV level, meanwhile, the adapter device 200 is a strong signal which can reach several V with the processed emission signals, the difference of strong and weak signals can lead to the audio signals to be easily interfered, in this embodiment, the audio signals are transmitted to the adapter device 200 through the first transmission line 500, the audio signals are transmitted to the signal emission device 400 of the split type microphone 10 through the second transmission line 600, the audio signals and the emission signals are transmitted through independent cables, and the interference between the strong and weak signals can be avoided.

In a further embodiment, the split microphone 10 further comprises an amplifier 700, the amplifier 700 is used for amplifying the audio signal collected by the microphone 300, and the amplifier 700 is located in the microphone body 100 and is connected to the microphone 300 and the adapter 200 in communication. As mentioned above, the difference between the strong and weak signals can cause the audio frequency to be easily interfered, and in this embodiment, the weak audio signal output by the sound pickup 300 is amplified and then corresponds to the transmitted signal, so that the mutual interference is reduced, the anti-interference performance of the audio signal is enhanced, and the loss of the audio signal in the transmission process is reduced. Moreover, the audio signal collection and transmission are all completed by the microphone body 100, the adapter device 200 can be hidden, carried, placed randomly and turned over randomly, the transmitted signal cannot be influenced, the advantage of portability of the collar clamp microphone is fully played, meanwhile, the problems of signal interruption and the like caused by reasons such as the fact that the adapter device 200 is shielded are avoided, and the operation flexibility is greatly improved.

In a further embodiment, the split microphone 10 further includes a transmission line protection cover 800 (as shown in fig. 2), the transmission line protection cover 800 is connected between the adapter 200 and the microphone body 100, and the first transmission line 500 and the second transmission line 600 are contained in the transmission line protection cover 800. The transmission line protective sleeve 800 can accommodate the first transmission line 500 and the second transmission line 600 into a whole, so as to prevent the cables from knotting or interfering the gesture action of a user during the speech, and can increase the strength of the first transmission line 500 and the second transmission line 600, so as to prevent the first transmission line 500 and the second transmission line 600 from being broken or protected from being damaged.

In some embodiments, the first transmission line 500 and the second transmission line 600 may be glued directly together, again avoiding kinking and increasing strength.

In a further embodiment, an infrared signal filter (not shown) is further disposed on the microphone body 100 for allowing only the infrared signal to pass and uniformly emitting the signal. Specifically, the signal modulated by the adapting device 200 includes an infrared signal or other impurity signals, and the other impurity signals can be filtered by the signal filter, so that the transmitted infrared signal is purer, and the signal quality can be provided. In this embodiment, the signal emitting device 400 is disposed on the microphone body 100, specifically, the infrared signal emitting device 400 is in a long strip shape, the sound pick-up 300 is in a cylindrical shape, the infrared signal emitting device 400 is perpendicular to the sound pick-up 300, the sound pick-up 300 is disposed on one side of the infrared signal emitting device 400 far away from the first transmission line 500 and the second transmission line 600, the emitting area of the infrared signal emitting device 400 in this embodiment is large, the infrared signal can be effectively emitted, and when the microphone body 100 is clamped in the chest of a user rather than being held by the hand of the user, the signal transmission efficiency and the transmission continuity can be improved.

In one embodiment, the signal filter is connected to the signal emitting device 400 by a screw 110. The signal filter inside the microphone body 100 and the signal transmitting device 400 are fixedly connected by screws. In other embodiments, an adhesive or snap-fit connection may also be employed.

In a further embodiment, the microphone body 100 is further provided with a clamping member 120. The holding member 120 is used to hold the microphone body 100 at a desired position, for example, to hold the microphone body 10 on clothes, a tie, a bow tie or a collar of a user's chest.

In a further embodiment, the clamping member 120 includes a movable portion 122 and a fixed portion 121, the fixed portion 121 is connected to the microphone body 100, and the movable portion 122 is movably connected to the fixed portion 121. In other embodiments, the clip member 120 is provided with an adhesive portion by which it is adhered to the chest or other location of the user.

In this embodiment, the fixing portion 121 is the signal emitting device 400, or the signal emitting device 400 may also be the fixing portion 121 of the clamping member 120.

In a further embodiment, the signal end of the signal emitting device 400 is disposed on a side of the microphone body 100 facing away from the clamping member 120. Thereby preventing the clamping member 120 from blocking the signal transmitting and receiving of the signal transmitting set 400.

In a further embodiment, the adapter 200 is provided with a function key 210 and an external interface 220. The function keys 210 include a volume adjustment key, a PPT page turning key, a laser pointer trigger switch key, a cursor control key, etc., and the external interface 220 includes an external audio interface, a charging interface, etc. In some embodiments, the adapting device 200 further comprises a memory for storing the picked-up audio signal.

In this application, the working principle of the split microphone 10 is as follows: the sound pickup 300 picks up the voice signal, and after the voice signal is amplified by the amplifier 700, the voice signal is transmitted to the adapting device 200 through the first transmission line 500, the adapting device 200 performs a series of processing such as a/D conversion, encoding, modulation, filtering, etc. to generate a transmitting signal, and the transmitting signal is transmitted to the signal transmitting device 400 of the split microphone 10 through the second transmission line 600, and the signal transmitting device 400 transmits the modulated signal. The audio signal collection and emission are all completed by the microphone body 100, the adaptive device 200 integrates multiple functions of a laser pen, PPT page turning control, cursor control, volume adjustment and the like, can be operated by a single hand, can be hidden and carried, can be placed randomly and can be turned randomly, the pickup effect and the infrared signal emission effect cannot be influenced in the operation process, and the advantage of portability of the collar clamp microphone is fully played. The split microphone 10 is internally provided with the audio signal preamplifier 700, so that the problem of interference between an audio signal and a transmitting signal is effectively solved; the independent cables transmit the audio signals and the transmitting signals, and mutual interference between the signals is further reduced.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A split type infrared wireless microphone is characterized by comprising a microphone body, an adaptive device, a first transmission line and a second transmission line, wherein a sound pickup and an infrared signal transmitting device are arranged on the microphone body; the sound pick-up is used for picking up audio signals and transmitting the audio signals to the adapting device through the first transmission line; the infrared signal transmitting device is used for transmitting the audio signal which is received by the second transmission line and processed by the adapting device in an infrared light mode through the infrared signal transmitting device; the adaptive device is in communication connection with the microphone body through the first transmission line and the second transmission line and is used for processing audio signals and performing function control.

2. The split infrared wireless microphone as claimed in claim 1, further comprising a transmission line protection cover connected between the adapter and the microphone body, wherein the first transmission line and the second transmission line are received in the transmission line protection cover.

3. The split infrared wireless microphone as claimed in claim 1, further comprising an amplifier for amplifying the audio signal picked up by the pickup, the amplifier being located in the microphone body and being communicatively connected to the pickup and the adapting means.

4. The split infrared wireless microphone of claim 1, wherein the adapting means integrates laser pointer, PPT page flip control, cursor control functions.

5. The split infrared wireless microphone as claimed in claim 1, wherein the microphone body is further provided with a holding member.

6. The split infrared wireless microphone as claimed in claim 5, wherein the holding member includes a movable portion and a fixed portion, the fixed portion is connected to the microphone body, and the movable portion is movably connected to the fixed portion.

7. The split infrared wireless microphone as claimed in claim 5, wherein the signal terminal of the infrared signal emitting means is provided on a side of the microphone body facing away from the holding member.

8. The split infrared wireless microphone as claimed in claim 1, wherein the adapting means is provided with a function button and an external interface.

9. The split type infrared wireless microphone as claimed in claim 1, wherein the microphone body is further provided with an infrared signal filter for allowing only the infrared signal to pass and emitting the infrared signal.