CN215682237U

CN215682237U - Limiter with high integration level

Info

Publication number: CN215682237U
Application number: CN202121924999.0U
Authority: CN
Inventors: 何吕龙
Original assignee: Sichuan Zhongxin Weidian Electronic Technology Co ltd
Current assignee: Sichuan Zhongxin Weidian Electronic Technology Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-28
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses an amplitude limiter with high integration level, which comprises an amplitude limiter shell and a control module, wherein a display screen is embedded and installed on the upper part of the amplitude limiter shell, a first sealing connecting plate and a second sealing connecting plate are respectively installed at two ends of the amplitude limiter shell, and data interfaces are communicated with the first sealing connecting plate and the second sealing connecting plate; the control module is electrically connected with a driving module, the driving module is electrically connected with the display screen, the control module is electrically connected with a triode amplitude limiting module, two ends of the triode amplitude limiting module are electrically connected with a voltage and current acquisition module, the voltage and current acquisition module is electrically connected with the control module, the control module is electrically connected with an information module, and the information module is electrically connected with a communication module; the utility model can display the amplitude limiting parameters, upload data information, realize amplitude limiting amplification and the like.

Description

Limiter with high integration level

Technical Field

The utility model relates to the technical field of amplitude limiters, in particular to an amplitude limiter with high integration level.

Background

The limiter is a circuit capable of smoothing the amplitude of a signal voltage within a limited range, and is also called a clipper. The effect of the clipping circuit is to limit the amplitude of the output signal within a certain range, i.e. when the input voltage exceeds or falls below a certain reference value, the output voltage will be limited to a certain level (called clipping level) and will no longer vary with the input voltage.

However, when the existing limiter is used, the ubiquitous problem that data information cannot be displayed is caused, the working state of the limiter cannot be watched timely, the data information cannot be uploaded, the detection process cannot be realized, the limiter is very inconvenient to use, the problems that amplification processing cannot be carried out after the limiting processing is carried out and the like are solved, and therefore the limiter convenient to use and observe is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a limiter with high integration level, which has the advantages of displaying the limited parameters, uploading data information, realizing limited amplification and the like, and solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a limiter with high integration level comprises a limiter shell and a control module arranged in the limiter shell, wherein a display screen is embedded in the limiter shell, a first sealing connecting plate and a second sealing connecting plate are fixedly arranged at two ends of the limiter shell respectively, and data interfaces are fixedly communicated on the first sealing connecting plate and the second sealing connecting plate;

the display screen is characterized in that the control module is electrically connected with a driving module, the driving module is electrically connected with the display screen, the control module is electrically connected with a triode amplitude limiting module, the two ends of the triode amplitude limiting module are electrically connected with a voltage and current acquisition module, the voltage and current acquisition module is electrically connected with the control module, the control module is electrically connected with an information module, and the information module is electrically connected with a communication module.

Preferably, the front ends of the data interfaces are respectively provided with a threaded connection part, and the data interfaces are electrically connected with the transmission cables.

Preferably, the first sealing connecting plate and the second sealing connecting plate are fixedly connected with the limiter shell through fixing bolts, and check gaskets are sleeved on the fixing bolts.

Preferably, the control module is electrically connected with an auxiliary module, and the auxiliary module comprises an indicator lamp, an alarm and a control key.

Preferably, the indicator light comprises an operation indicator light, a fault indicator light and a communication indicator light, the alarm adopts an audible and visual alarm, and the control key comprises a reset key and a communication key.

Preferably, a storage module is integrated in the control module, and the storage module includes a ROM storage module and a buffer storage module.

Preferably, the information module comprises an information acquisition circuit, an information conversion circuit, an information gain circuit and an information filter circuit, and the communication module adopts a wireless communication module.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the data interfaces are fixed at the two ends of the shell of the amplitude limiter through the first sealing connecting plate and the second sealing connecting plate, so that the display screen can be embedded and installed on the front surface of the shell of the amplitude limiter, the integration level of the whole amplitude limiter is improved, and the structure is more compact and attractive.

2. The triode amplitude limiter is adopted, so that effective amplification can be performed in the amplitude limiting process, the use of some precise instruments is facilitated, and the running stability is improved.

3. The voltage and current acquisition module can detect the voltage wave processed by the triode amplitude limiter, and then the processed waveform data is displayed by the display screen, so that technicians can visually observe the processed waveform; and the processed waveform data is uploaded through the arranged communication module, so that the monitoring of the amplitude limiter is facilitated, and the controllability of the amplitude limiter is improved.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a schematic diagram of the system of the present invention;

FIG. 4 is a circuit diagram of the clipping circuit of the triode of the present invention;

FIG. 5 is a circuit diagram of a communication module according to the present invention;

FIG. 6 is a circuit diagram of a display panel according to the present invention.

In the figure: 1. a limiter housing; 2. a display screen; 3. a first sealing connection plate; 4. a second sealing connection plate; 5. a data interface; 6. a threaded connection; 7. a check washer; 8. and (5) fixing the bolt.

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.

Referring to fig. 1-6, the present invention provides a technical solution:

a limiter with high integration level comprises a limiter shell 1 and a control module, wherein a display screen 2 is embedded and mounted at the upper part of the limiter shell 1, a first sealing connecting plate 3 and a second sealing connecting plate 4 are fixedly mounted at two ends of the limiter shell 1 respectively, and data interfaces 5 are fixedly communicated on the first sealing connecting plate 3 and the second sealing connecting plate 4;

the last electric connection of control module has drive module, drive module electric connection display screen 2, and the last electric connection of control module has the triode amplitude limiting module, and the equal electric connection in both ends of triode amplitude limiting module has voltage current collection module, voltage current collection module and control module electric connection, and the last electric connection of control module has the information module, and the last electric connection of information module has communication module.

In order to make the connection that the transfer cable can be more stable, prevent to drop, in this embodiment, it is preferable that all be equipped with threaded connection portion 6 on the front end of data interface 5, data interface 5 and transfer cable electric connection.

In order to enable the first sealing connection plate 3 and the second sealing connection plate 4 to realize stable fixed mounting, in this embodiment, preferably, the first sealing connection plate 3 and the second sealing connection plate 4 are fixedly connected with the limiter housing 1 through a fixing bolt 8, and the fixing bolt 8 is sleeved with a check washer 7.

In order to make the use of clipper-limiter more convenient, be convenient for operate, in this embodiment, preferred, electric connection has supplementary module on the control module, including pilot lamp, alarm and control button in the supplementary module.

In order to display the operating state of the limiter, warn when a fault occurs, and achieve the purpose of selective communication, in the present embodiment, it is preferable that the indicator includes an operation indicator, a fault indicator and a communication indicator, the alarm employs an audible and visual alarm, and the control button includes a reset button and a communication button.

In order to implement storage of the monitoring program body of the system, implement buffer storage of the data information, and facilitate implementation of processing, displaying, and transmitting the data information, in this embodiment, it is preferable that a storage module is integrated in the control module, and the storage module includes a ROM storage module and a buffer storage module.

In order to implement receiving, converting, amplifying and filtering of transmitted data information, maintain accuracy of the data information, and implement transmission of data, in this embodiment, preferably, the information module includes an information acquisition circuit, an information conversion circuit, an information gain circuit, and an information filtering circuit, and the communication module employs a wireless communication module.

The working principle is as follows: when in use, the amplitude limiter shell 1 is connected with the data interface 5 through the first sealing connecting plate 3 and the second sealing connecting plate 4, then the transmission cable is connected through the data interface 5, the voltage of the transmission cable is subjected to voltage division processing to supply power to the control module, at the moment, the control module realizes amplitude limiting of the voltage of the transmission cable through the triode amplitude limiting module, voltage and current before and after amplitude limiting are detected through the voltage and current acquisition module during amplitude limiting, and data information is transmitted to the control module, the control module drives the display screen 2 through the driving module while buffering and storing data, so that the display screen 2 can display the waveform of the triode amplitude limiting module and the data information acquired by the voltage and current acquisition module, and according to requirements, control module can realize uploading data information through information module and communication module, can realize real-time control, and communication module adopts that NRF24L01 wireless communication chip carries out data transmission, the stability of keeping data, and be convenient for use, be convenient for purchase the maintenance, and the 12864LCD that display screen 2 adopted is the screen display of dot matrix, and the cost is lower relatively, is applicable to all kinds of instruments, the display field of small-size equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a limiter that integrated level is high, includes limiter casing (1) and installs the control module in the limiter casing, its characterized in that: a display screen (2) is embedded and mounted on the amplitude limiter shell (1), a first sealing connecting plate (3) and a second sealing connecting plate (4) are fixedly mounted at two ends of the amplitude limiter shell (1) respectively, and data interfaces (5) are fixedly communicated on the first sealing connecting plate (3) and the second sealing connecting plate (4);

the utility model discloses a display screen, including control module, display screen (2), triode amplitude limiting module, voltage current acquisition module, information module, communication module, drive module is last electrically connected with drive module, drive module electrically connected display screen (2), the last electrically connected with of control module has triode amplitude limiting module, the equal electrically connected with voltage current acquisition module in both ends of triode amplitude limiting module, voltage current acquisition module with control module electric connection, the last electrically connected with of control module has information module, the last electrically connected with communication module of information module.

2. A highly integrated limiter according to claim 1 wherein: the front end of the data interface (5) is provided with a threaded connection part (6), and the data interface (5) is electrically connected with a transmission cable.

3. A highly integrated limiter according to claim 1 wherein: the first sealing connecting plate (3) and the second sealing connecting plate (4) are fixedly connected with the amplitude limiter shell (1) through fixing bolts (8), and check gaskets (7) are sleeved on the fixing bolts (8).

4. A highly integrated limiter according to claim 1 wherein: the last electric connection of control module has auxiliary module, including pilot lamp, alarm and control button in the auxiliary module.

5. A highly integrated limiter according to claim 4 wherein: the indicating lamp comprises an operation indicating lamp, a fault indicating lamp and a communication indicating lamp, the alarm adopts an audible and visual alarm, and the control key comprises a reset key and a communication key.

6. A highly integrated limiter according to claim 1 wherein: the control module is integrated with a storage module, and the storage module comprises a ROM storage module and a buffer storage module.

7. A highly integrated limiter according to claim 1 wherein: the information module comprises an information acquisition circuit, an information conversion circuit, an information gain circuit and an information filter circuit, and the communication module adopts a wireless communication module.