CN214427774U - Multi-connection microcomputer protection measurement and control device - Google Patents

Abstract

The utility model relates to protection measurement and control, and particularly provides a microcomputer protection measurement and control device capable of being connected in multiple ways, which comprises a main body shell, a screen module, an indicator light module, a key module, an interface module and a control module; the screen module is arranged on one side of the main body shell, the indicator lamp module is arranged on one side of the screen module, the key module is arranged below the screen module, and the interface module is arranged on the other side of the main body shell corresponding to the screen module; the utility model discloses an above-mentioned structure sets up the definite value and passes through voltage current sampling end pair signal real-time collection, operation, comparison through setting up the interface module and through the control module group to guarantee the reliable operation of control output and electric power system circuit, realize multiple data simultaneous processing through communication end real-time transmission data, trouble, line state for debugging room, fortune pipe center, thereby realize carrying out the observing and controlling of multidimension degree to a plurality of equipment simultaneously.

Description

Multi-connection microcomputer protection measurement and control device

Technical Field

The utility model relates to a protection is observed and controled, especially a but computer protection measurement and control device of many connections.

Background

The microcomputer protection is composed of high integration, single chip with bus not going out, high-precision current and voltage transformer, high-insulation-strength outlet intermediate relay, high-reliability switch power supply module and other parts. The microcomputer protection device is mainly used for power plants, transformer substations, power distribution stations and the like with the voltage class of 110KV and below, and can also be used for protecting, measuring and controlling the voltage and the current of a system in the voltage class of 70V-220V.

At present, microcomputer protection devices in the market are widely applied, but in the daily use process, because the existing microcomputer protection measurement and control devices can be used for fewer interfaces connected with the outside, one machine can not be controlled by more than one machine, and the use cost of users is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a but computer protection measurement and control device that connects more that simple structure, have a plurality of interfaces simultaneously and can realize a tractor serves several controls.

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

a microcomputer protection measurement and control device capable of being connected in multiple ways comprises a main body shell, a screen module, an indicator lamp module, a key module, an interface module and a control module;

the screen module is arranged on one side of the main body shell, the indicator light module is arranged on one side of the screen module, the key module is arranged below the screen module, the interface module is arranged on the other side of the main body shell corresponding to the screen module, and the control module is arranged in the main body shell and connected with the screen module, the indicator light module, the key module and the interface module;

the interface module comprises a signal output end, a protection output end, a device power supply end, a voltage sampling end, a switch input end, a communication end, a measuring current end and a protection current end;

the signal output end, the protection output end, the device power end, the voltage sampling end, the switch input end, the communication end, the measurement current end and the protection current end are all connected with the control module.

Further, the sampling frequency of the control module is 60 MHZ.

Further, the pilot lamp module is equipped with 5 pilot lamp units.

Furthermore, the control module comprises a control module, a communication interface module, a signal output module and a current sampling module;

the communication interface module, the signal output module and the current sampling module are all connected with the control module.

Further, the control module comprises a processing unit, a USB interface unit, a level adjustment unit, and a bus interface unit;

the USB interface unit, the level adjusting unit and the bus interface unit are all connected with the processing unit.

Furthermore, the main body shell is made of plastic materials.

The above structure is adopted in the utility model, through setting up the interface module and set up signal output part in the interface module, the protection output end, the device power end, voltage sampling end, the switch input end, the communication end, the mode of measuring current end and protective current end has realized that a plurality of equipment carry out the observing and controlling of multidimension degree simultaneously, it is less to have solved the interface that current computer protection measurement and control device can be used to the external connection among the prior art, can't realize a tractor serves several controls, user's use cost's problem has been increased, user's use has been made things convenient for.

Drawings

Fig. 1 is a schematic structural view of an embodiment of a multi-connectable microcomputer protection measurement and control device of the present invention;

fig. 2 is a schematic structural diagram of an interface module according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a control module according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a control module according to an embodiment of the present invention;

fig. 5 is a schematic circuit diagram of a communication interface module according to an embodiment of the present invention;

fig. 6 is a schematic circuit diagram of a signal output module according to an embodiment of the present invention;

fig. 7 is a schematic circuit diagram of a current sampling module according to an embodiment of the present invention;

fig. 8 is a schematic circuit diagram of a processing unit according to an embodiment of the present invention;

fig. 9 is a schematic circuit diagram of a USB interface unit according to an embodiment of the present invention;

fig. 10 is a circuit diagram of a level adjustment unit according to an embodiment of the present invention;

fig. 11 is a schematic circuit diagram of a bus interface unit according to an embodiment of the present invention;

the number designations in the figures are: 10-main body shell, 20-screen module, 30-indicator lamp module, 40-key module, 50-interface module, 60-control module, 51-signal output end, 52-protection output end, 53-device power supply end, 54-voltage sampling end, 55-switch input end, 56-communication end, 57-measuring current end, 58-protection current end, 61-control module, 62-communication interface module, 63-signal output module, 64-current sampling module, 611-processing unit, 612-USB interface unit, 613-level regulation unit and 614-bus interface unit.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

A microcomputer protection measurement and control device capable of being connected in multiple ways is shown in figure 1 and comprises a main body shell 10, a screen module 20, an indicator lamp module 30, a key module 40, an interface module 50 and a control module 60;

the screen module 20 is arranged at one side of the main body shell 10, the indicator light module 30 is arranged at one side of the screen module 20, the key module 40 is arranged below the screen module 20, the interface module 50 is arranged at the other side of the main body shell 10 corresponding to the screen module 20, and the control module 40 is arranged in the main body shell 10 and is connected with the screen module 20, the indicator light module 30, the key module 40 and the interface module 40;

the key module 40 is used for allowing a user to input control information;

the control module 60 is used for controlling the display of the screen module 20 and the indicator lamp module 30 according to the control information;

the interface module 50 is used for connecting external equipment;

the control module 60 is further configured to set a voltage (current) preset value, and acquire and calculate an acquired voltage (current) signal in real time through the interface module 50, and compare the acquired voltage (current) signal with the voltage (current) preset value, so as to ensure reliable operation of the control output end and the power system line;

the control module 60 is further configured to transmit data, faults, and line states to the background control system in real time through the interface module 50, so as to implement simultaneous processing of multiple data and multi-dimensional measurement and control of multiple devices.

As shown in fig. 2, the interface module 50 includes a signal output terminal 51, a protection output terminal 52, a device power terminal 53, a voltage sampling terminal 54, a switch input terminal 55, a communication terminal 56, a measurement current terminal 57, and a protection current terminal 58;

the signal output terminal 51, the protection output terminal 52, the device power terminal 53, the voltage sampling terminal 54, the switch input terminal 55, the communication terminal 56, the measurement current terminal 57, and the protection current terminal 58 are all connected to the control module 60.

Further, the sampling frequency of the control module 60 is 60 MHZ.

Further, as shown in fig. 1, the indicator light module 30 is provided with 5 indicator light units.

Further, as shown in fig. 3, the control module 60 includes a control module 61, a communication interface module 62, a signal output module 63, and a current sampling module 64;

the communication interface module 62, the signal output module 63 and the current sampling module 64 are all connected with the control module.

Further, as shown in fig. 4, the control module 61 includes a processing unit 611, a USB interface unit 612, a level adjustment unit 613, and a bus interface unit 614;

the USB interface unit 612, the level adjustment unit 613, and the bus interface unit 614 are all connected to the processing unit 611.

Further, the main body case 10 is made of plastic.

The utility model relates to an in the concrete scene of using, the user is using the utility model discloses the time, earlier utilize the screw fixation to the port that interface module 50 corresponds through the cable with a plurality of external equipment that need connect to send control signal to control module 60 through button module 40, at this moment, the utility model discloses start to operate, control module 60 is according to acquireing control signal monitors the external equipment of connecting to control screen module 20 and pilot lamp module 30 carry out corresponding operating condition and show simultaneously, when the user need switch over the monitoring condition who looks over each equipment, accessible button module 40 inputs the switching instruction to control module 60, and screen module 20 switches over the monitoring condition who shows corresponding equipment this moment.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Claims (6)

1. A microcomputer protection measurement and control device capable of being connected in multiple ways is characterized by comprising a main body shell, a screen module, an indicator lamp module, a key module, an interface module and a control module;

the screen module is arranged on one side of the main body shell, the indicator light module is arranged on one side of the screen module, the key module is arranged below the screen module, the interface module is arranged on the other side of the main body shell corresponding to the screen module, and the control module is arranged in the main body shell and connected with the screen module, the indicator light module, the key module and the interface module;

the interface module comprises a signal output end, a protection output end, a device power supply end, a voltage sampling end, a switch input end, a communication end, a measuring current end and a protection current end;

the signal output end, the protection output end, the device power end, the voltage sampling end, the switch input end, the communication end, the measurement current end and the protection current end are all connected with the control module.

2. The multi-connectable microcomputer protection measurement and control device according to claim 1, wherein the sampling frequency of the control module is 60 MHZ.

3. The multi-connectable microcomputer protection measurement and control device as claimed in claim 1, wherein the indicator light module is provided with 5 indicator light units.

4. The multi-connectable microcomputer protection measurement and control device as claimed in claim 1, wherein the control module comprises a control module, a communication interface module, a signal output module and a current sampling module;

the communication interface module, the signal output module and the current sampling module are all connected with the control module.

5. The multi-connectable microcomputer protection measurement and control device according to claim 1, wherein the control module comprises a processing unit, a USB interface unit, a level adjustment unit, and a bus interface unit;

the USB interface unit, the level adjusting unit and the bus interface unit are all connected with the processing unit.

6. The multi-connectable microcomputer protection measurement and control device of claim 1, wherein the main body housing is made of plastic.

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