CN219085013U

CN219085013U - Excitation control board for detecting direct-current voltage

Info

Publication number: CN219085013U
Application number: CN202222965897.4U
Authority: CN
Inventors: 刘科斌
Original assignee: Fujian Zhiheng Electronic Co ltd
Current assignee: Fujian Zhiheng Electronic Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-05-26
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses an excitation control board for detecting direct-current voltage, which comprises a bottom plate, wherein an excitation board is fixedly arranged on the bottom plate, a PCB (printed circuit board) is fixedly arranged on the excitation board, an LCD (liquid crystal display) display screen is fixedly arranged at the upper end of the PCB, a plurality of connectors are uniformly arranged on one side of the PCB at intervals, the connectors are connected with a direct-current motor access head and a 220V alternating-current power supply, a speed adjusting potentiometer is fixedly arranged on one side of the bottom plate and connected with the PCB through the connectors, a switch button is adjacently arranged on one side of the speed adjusting potentiometer, a loudspeaker is fixedly arranged on one side of the speed adjusting potentiometer, a signal lamp is fixedly arranged adjacently to the loudspeaker, a control processing unit is fixedly arranged on the PCB, a plurality of connectors are respectively connected with the control processing unit, and the switch button, the signal lamp, the loudspeaker and the LCD display screen are electrically connected with the control processing unit. The utility model has strong practicability.

Description

Excitation control board for detecting direct-current voltage

Technical Field

The utility model relates to the technical field of control boards, in particular to an excitation control board for detecting direct-current voltage.

Background

The excitation control board is the control board to the excitation motor test sampling, wherein when the excitation motor carries out the test at the factory, need carry out the DC voltage to the excitation motor and sample and detect the test, at present traditional all is through DC voltage acquisition device connection excitation motor, and connect the display screen in addition and show the DC voltage who detects, and connect speed governing switch and carry out speed governing control to the excitation motor, the whole process just needs spending a large amount of time to single excitation motor connection test equipment, lead to the efficiency of software testing to become low, it is time consuming and laborious, and still be easy because the connection process is complicated, lead to testing arrangement to be knocked down easily and damage. For example, application 201220642707.9 requires multiple devices to be connected for testing, and therefore requires an excitation control board for detecting dc voltage that integrates display and speed regulation.

Disclosure of Invention

The utility model aims to provide an excitation control board for detecting direct-current voltage, which is characterized in that an LCD display screen, a speed adjustment potentiometer, a switch button, a signal lamp and a loudspeaker are integrated on a bottom plate, a direct-current motor access head is directly connected with an excitation motor to be tested to perform testing, a control processing unit is used for collecting voltage and current of the excitation motor, the voltage and current are displayed through the LCD display screen, the speed adjustment potentiometer is used for controlling the rotating speed of an excitation astronomical machine, the operation is simple and convenient, a plurality of modules are directly integrated on one board by the control board, and the defect that the traditional equipment is easy to damage because a plurality of testing equipment needs to be connected is avoided; the utility model has simple and convenient operation and strong practicability.

The utility model is realized in the following way:

the utility model provides a detect DC voltage's excitation control panel, includes the bottom plate fixed be equipped with the excitation board on the bottom plate fixed be equipped with the PCB board on the excitation board, the fixed LCD display that is equipped with of upper end of PCB board, the interval evenly is equipped with a plurality of connectors on one side of PCB board, the connector is connected with DC motor access head and 220V alternating current power supply, wherein fixed speed adjustment potentiometre of being equipped with on one side of bottom plate, speed adjustment potentiometre pass through the connector with the PCB board is connected one side of speed adjustment potentiometre is equipped with shift knob adjacently one side of speed adjustment potentiometre is fixed on one side be equipped with the speaker, with the adjacent fixed signal lamp that is equipped with of speaker fixed be equipped with control processing unit on the PCB board, a plurality of the connector all respectively with control processing unit electric connection, shift knob, signal lamp, speaker and LCD display all with control processing unit electric connection.

Further, all fix in four angles departments of PCB board and be equipped with "L" shape backplate, the inboard end of backplate is fixed to be equipped with the diaphragm, LCD display screen is fixed to be established on the diaphragm.

Furthermore, the control processing unit adopts an STM32 type singlechip.

Furthermore, the connector adopts a cross countersunk head screw. Countersunk head screw is convenient for connect exciting motor, dismantles convenient and fast.

Further, the base plate adopts an antistatic PET plate.

Compared with the prior art, the utility model has the beneficial effects that: the LCD display screen, the speed adjusting potentiometer, the switch button, the signal lamp and the loudspeaker are integrated on the bottom plate, the exciting motor to be tested is directly connected to the DC motor access head to be tested, the voltage and the current of the exciting motor are collected through the control processing unit, the exciting motor is displayed through the LCD display screen, the rotating speed of the exciting astronomical machine is controlled through the speed adjusting potentiometer, the operation is simple and convenient, the control board directly integrates a plurality of modules on one plate, and the defect that a plurality of test devices are needed to be connected in the prior art, and equipment damage is easy to cause is avoided; the utility model has simple and convenient operation and strong practicability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of the device of the present utility model;

fig. 2 is a circuit diagram of a control processing unit of the present utility model;

the device comprises a base plate 1, an excitation plate 2, an LCD display screen 3, a guard plate 31, a transverse plate 310, a connector 4, a direct current motor access head 6, a 220V alternating current power supply 5, a speed adjusting potentiometer 7, a switch button 8, a loudspeaker 9 and a signal lamp 10.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1-2, an excitation control board for detecting dc voltage includes a base plate 1, an excitation board 2 is fixedly arranged on the base plate 1, a PCB board is fixedly arranged on the excitation board 2, an LCD display 3 is fixedly arranged at the upper end of the PCB board, a plurality of connectors 4 are uniformly arranged on one side of the PCB board at intervals, the connectors 4 are connected with a dc motor access head 6 and a 220V ac power supply 5, a speed adjusting potentiometer 7 is fixedly arranged on one side of the base plate 1, the speed adjusting potentiometer 7 is connected with the PCB board through the connectors 4, a switch button 8 is adjacently arranged on one side of the speed adjusting potentiometer 7, a loudspeaker 9 is fixedly arranged on one side of the speed adjusting potentiometer 7, a signal lamp 10 is adjacently fixedly arranged on the loudspeaker 9, a control processing unit is fixedly arranged on the PCB board, the connectors are respectively connected with the control processing unit, and the switch button 8, the signal lamp 10, the loudspeaker 9 and the LCD display are electrically connected with the control processing unit.

In this embodiment, the four corners of the PCB board are each fixedly provided with an L-shaped guard board 31, the inner side end of the guard board 31 is fixedly provided with a transverse board 310, and the LCD display 3 is fixedly provided on the transverse board 310.

In this embodiment, the control processing unit adopts an STM32 type singlechip. The base plate adopts an antistatic PET plate.

In this embodiment, the connector 4 is a cross countersunk head screw. Countersunk head screw is convenient for connect exciting motor, dismantles convenient and fast.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An excitation control board for detecting direct current voltage, which is characterized in that: including bottom plate (1) fixed excitation board (2) that is equipped with on bottom plate (1) excitation board (2) are gone up and are fixed and are equipped with PCB board, the fixed LCD display screen (3) that is equipped with in upper end of PCB board, the interval evenly is equipped with a plurality of connectors (4) on one side of PCB board, connector (4) are connected with direct current motor access head (6) and 220V alternating current power supply (5), wherein fixed speed adjustment potentiometre (7) that are equipped with on one side of bottom plate (1), speed adjustment potentiometre (7) pass through connector (4) with PCB board is connected one side of speed adjustment potentiometre (7) is adjacent to be equipped with shift knob (8) fixed on one side of speed adjustment potentiometre (7) be equipped with speaker (9) are adjacent to be equipped with signal lamp (10) fixed on the PCB board be equipped with control processing unit, a plurality of connectors all with control processing unit connection respectively, shift knob, signal lamp, speaker and LCD display screen all with control processing unit electric connection.

2. The exciting control board for detecting direct current voltage according to claim 1, wherein an L-shaped guard board (31) is fixedly arranged at each of four corners of the PCB board, a transverse board (310) is fixedly arranged at the inner side end of the guard board (31), and the LCD display screen (3) is fixedly arranged on the transverse board (310).

3. The excitation control board for detecting direct-current voltage according to claim 1, wherein the control processing unit adopts an STM32 type single-chip microcomputer.

4. An excitation control board for detecting direct voltage according to claim 1, characterized in that the connector (4) adopts a cross countersunk head screw.

5. An excitation control board for detecting direct voltage according to claim 1, characterized in that the base plate (1) is an antistatic PET plate.