CN216960121U

CN216960121U - Sound pick-up

Info

Publication number: CN216960121U
Application number: CN202220574646.0U
Authority: CN
Inventors: 王建忠
Original assignee: Shenzhen Wan District Communication Technology Co ltd
Current assignee: Shenzhen Wan District Communication Technology Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-07-12
Anticipated expiration: 2032-03-11

Abstract

The utility model discloses a sound pick-up which comprises a central processing unit, a first microphone, an audio processing module, an audio output module and a temperature and humidity sensor. The central processing unit is used for processing signals transmitted by all the modules connected with the central processing unit; the first microphone is used for picking up external sound signals; one end of the audio processing module is connected with the first microphone to receive external sound signals, and the central processing unit is connected with the other end of the audio processing module to process the received external sound signals; the audio output module is connected with the audio processing module and is used for outputting the processed sound signals; the temperature and humidity sensor is used for detecting the temperature and humidity of an external environment and is connected with the central processing unit. The technical scheme of the utility model provides the sound pick-up capable of carrying out environment detection, thereby improving the application range of the sound pick-up.

Description

Sound pick-up

Technical Field

The utility model relates to the technical field of sound pick-up devices, in particular to a sound pick-up device capable of detecting environment.

Background

The sound pickup is also called a listening head. The monitoring pick-up is a device used for collecting the sound of the site environment and then transmitting the sound to the back-end equipment, and consists of a microphone and an audio amplification circuit. The sound pickup is generally divided into a digital sound pickup and an analog sound pickup, and the digital sound pickup is a sound sensing apparatus that converts an analog audio signal into a digital signal through a digital signal processing system and performs corresponding digital signal processing. The analog sound pick-up just amplifies the sound collected by the microphone by using a common analog circuit.

The existing sound pick-up can only process and transmit audio signals, but when the working environment needs to be monitored, additional environment monitoring equipment needs to be added, and the difficulty of installation, wiring and equipment butt joint is increased.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a sound pickup, and aims to provide a sound pickup capable of performing environment detection, thereby expanding the applicable range of the sound pickup.

In order to achieve the above object, the present invention provides a sound pickup including:

the central processing unit is used for processing signals transmitted by the modules connected with the central processing unit;

a first microphone for picking up an external sound signal;

one end of the audio processing module is connected with the first microphone to receive external sound signals, and the central processing unit is connected with the other end of the audio processing module to process the received external sound signals;

the audio output module is connected with the audio processing module and is used for outputting the processed sound signals; and

and the temperature and humidity sensor is used for detecting the temperature and humidity of the external environment and is connected with the central processing unit.

Optionally, the sound pickup further includes a second microphone and a sound intensity analyzing module, the second microphone is used for picking up a sound intensity signal of the external sound, one end of the sound intensity analyzing module is connected to the second microphone to analyze the sound intensity signal of the picked-up external sound, and the central processing unit is connected to the other end of the sound intensity analyzing module to process the analyzed sound intensity signal.

Optionally, the sound pick-up still includes the signal output port interface, the one end of signal output port interface with central processing unit connects, the other end of signal output port interface is used for being connected with external equipment.

Optionally, the signal output port interface is a 485 interface.

Optionally, the sound pickup further comprises a display unit, and the display unit is connected with the central processing unit and used for receiving and displaying the sound signal, the temperature signal and the humidity signal in real time.

Optionally, the sound pickup has a housing, a plurality of through holes are formed in the housing, the temperature and humidity sensor is disposed inside the housing, and the plurality of through holes correspond to the temperature and humidity sensor.

Optionally, the plurality of through holes are arranged in a matrix on the housing.

Optionally, the plurality of through holes are arranged in a circle on the housing.

Optionally, the distance between the temperature and humidity sensor and the shell is 3 mm.

According to the technical scheme, the temperature and humidity sensor is integrated in the sound pick-up and used for detecting the temperature and the humidity of an external working environment, transmitting a temperature signal and a humidity signal to the central processing unit, and analyzing and processing the signals by the central processing unit. Therefore, compared with the prior art that the sound pick-up only has the audio signal processing and transmitting functions, the sound pick-up provided by the utility model can detect the external working environment while processing and transmitting the audio signal, so that the using function of the sound pick-up is increased, the application range of the sound pick-up is expanded, and the use convenience of the sound pick-up is improved.

Drawings

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

FIG. 1 is a schematic diagram of an embodiment of a pickup according to the present invention;

FIG. 2 is a circuit diagram of one embodiment of a temperature and humidity sensor in the pickup of FIG. 1;

FIG. 3 is a circuit diagram of an embodiment of a sound intensity analyzing module in the microphone of FIG. 1.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The existing sound pick-up can only process and transmit audio signals, but when the working environment needs to be monitored, namely when the conditions of the audio signals, the temperature, the humidity and the like of the working environment need to be monitored, environment monitoring equipment needs to be arranged while the sound pick-up is arranged, so that the difficulty of installation, wiring and equipment butt joint is increased, the use is inconvenient, and the use cost can also be increased.

In view of this, the present invention provides a sound pickup.

Referring to fig. 1 to 3, in an embodiment of the present invention, the sound pickup includes a central processing unit, a first microphone, an audio processing module, an audio output module, and a temperature and humidity sensor. The central processing unit is used for processing signals transmitted by the connected modules, the first microphone is used for picking up external sound signals, one end of the audio processing module is connected with the first microphone to receive the external sound signals, and the central processing unit is connected with the other end of the audio processing module to process the received external sound signals; the audio output module is connected with the audio processing module and used for outputting the processed sound signal; the temperature and humidity sensor is used for detecting the temperature and humidity of an external environment and is connected with the central processing unit.

A Central Processing Unit (CPU) is a final execution unit for information processing and program operation, and serves as an operation and control core of the sound pickup. The central processing unit can receive and process the information signals transmitted by the modules connected with the central processing unit. The first microphone can collect sounds of an external environment and transmit sound signals to the audio processing module, and the central processing unit is connected with and controls the audio processing module, namely controls the audio processing module, so that the audio processing module processes the received external sound signals. The audio processing module is used for transmitting the processed sound signal to the audio output module after finishing the processing of the sound signal under the control of the central processing unit, and the audio output module is used for outputting the processed sound signal. Thus, the sound pickup function of the sound pickup is realized.

Temperature and humidity sensor is connected with central processing unit, and temperature and humidity sensor detectable outside operational environment's temperature and humidity to the temperature signal and the humidity signal who will detect transmit central processing unit, carry out analysis and processing by central processing unit. So for the adapter has the function of the humiture that detects external environment, and then realizes the detection of adapter to external operational environment, makes the adapter can realize the detection to operational environment when handling and transmitting audio signal.

Furthermore, the sound pick-up also comprises a second microphone and a sound intensity analysis module, wherein the second microphone is used for picking up the sound intensity signal of the external sound, one end of the sound intensity analysis module is connected with the second microphone to analyze the picked-up sound intensity signal of the external sound, and the central processing unit is connected with the other end of the sound intensity analysis module to process the analyzed sound intensity signal. Specifically, the second microphone is used for picking up a sound intensity signal of the external sound and transmitting the collected sound intensity signal to the sound intensity analysis module. The sound intensity analysis module amplifies and filters sound intensity information and then converts the sound intensity information into effective sound intensity data, the effective sound intensity data are transmitted to the central processing unit, and the central processing unit performs data processing on the sound intensity data. Thus, by arranging the separate second microphone, the second microphone is specially used for picking up the sound intensity signal of the external sound, so that the collection of the sound intensity signal is facilitated. Through setting up second microphone and sound intensity analysis module for the adapter can detect operational environment's sound intensity, thereby can detect some too strong ambient noise, unusual high strength sound in the environment, makes the adapter can be applied to in the detection of conditions such as mechanical failure, potential safety hazard investigation, has further expanded the function of adapter, has strengthened the suitability of product.

Furthermore, the sound pick-up also comprises a signal output port interface, one end of the signal output port interface is connected with the central processing unit, and the other end of the signal output port interface is used for being connected with external equipment. Specifically, two ends of the signal output port interface are respectively connected with the central processing unit and the external device, so that data processed by the central processing unit are transmitted to the external device. More specifically, the signal output port interface is connected with external equipment through a communication protocol built in the CPU, so that data such as a temperature signal, a humidity signal, a sound intensity signal, a sound signal, and the like detected and processed by the CPU are transmitted to other equipment or a back-end server, thereby facilitating data synchronization between the equipment, and simultaneously serving as a data source for collecting and analyzing a working environment by the other equipment and the back-end server, thereby facilitating realization of centralized monitoring and management at the back end. So, realized the data sharing of adapter through signal output port interface for the user can further increase the application range of adapter through the control of long-range realization to operational environment's data, is favorable to the intellectuality of adapter, has richened the function of adapter. In one embodiment, the signal output port interface is a 485 interface. Of course, the signal output port interface may also be other interfaces such as the 422 interface.

Further, the sound pick-up also comprises a display unit, and the display unit is connected with the central processing unit and used for receiving and displaying the sound signal, the temperature signal and the humidity signal in real time. Specifically, the display is connected with central processing unit, can receive data such as sound signal, temperature signal, humidity signal and sound intensity signal that come from central processing unit transmission in real time, shows multiple data signal on the display element simultaneously to the person of facilitating the use looks over the testing result. In one embodiment, the display screen of the display unit is a liquid crystal screen.

Furthermore, the sound pick-up has a shell, has seted up a plurality of through-holes on the shell, and temperature and humidity sensor locates inside the shell, and a plurality of through-holes correspond the setting with temperature and humidity sensor. Specifically, the adapter has the shell, is formed with in the shell and holds the chamber, and modules such as central processing unit, first microphone, audio processing module, audio output module, temperature and humidity sensor install and hold the intracavity. A plurality of through holes are formed in the shell, and the temperature and humidity sensor is arranged in the accommodating cavity of the shell and corresponds to the through holes. So for temperature and humidity sensor has abundant air contact with outside operational environment, thereby makes the adapter more accurate to operational environment's detection, has improved the accuracy that detects the structure. In one embodiment, the plurality of through holes are arranged on the housing in a matrix, and the plurality of through holes are rectangular in shape on the housing. In another embodiment, the plurality of through holes are arranged in a circle on the housing, i.e., the plurality of through holes are in a circle on the housing.

Further, the interval between temperature and humidity sensor and the shell is 3 mm. Specifically, temperature and humidity sensor sets up and holds the intracavity, and in an embodiment, the interval between temperature and humidity sensor and the shell is 3 mm. Therefore, the temperature and humidity sensor is in full air contact with the external working environment, the structure compactness of the sound pick-up is guaranteed, the miniaturization of the sound pick-up is facilitated, and the sound pick-up is convenient to carry and use.

The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A sound pickup, comprising:

a first microphone for picking up an external sound signal;

2. The pickup of claim 1, further comprising a second microphone for picking up a sound intensity signal of an external sound, and a sound intensity analyzing module having one end connected to the second microphone to analyze the picked-up sound intensity signal of the external sound, and the central processor connected to the other end of the sound intensity analyzing module to process the analyzed sound intensity signal.

3. The pickup of claim 1 further comprising a signal outlet interface, one end of said signal outlet interface being connected to said central processor and the other end of said signal outlet interface being adapted to connect to an external device.

4. The pickup of claim 3 wherein said signal output port interface is a 485 interface.

5. The pickup of claim 1 further comprising a display unit connected to said cpu for receiving and displaying in real time sound signals, temperature signals and humidity signals.

6. The sound pickup of claim 1, wherein the sound pickup has a housing, the housing is provided with a plurality of through holes, the temperature and humidity sensor is disposed inside the housing, and the plurality of through holes are disposed corresponding to the temperature and humidity sensor.

7. The pickup of claim 6, wherein a plurality of said through holes are arranged in a matrix on said housing.

8. The pickup of claim 6, wherein said plurality of through holes are arranged in a circular pattern on said housing.

9. The pickup of claim 6, wherein a spacing between said temperature and humidity sensor and said housing is 3 mm.