Induction type high-voltage live display device

Abstract

The utility model discloses an induction type high-voltage live display device which comprises a base device, and a top cover device is arranged at the top of the base device. The base device comprises an induction box; according to the induction type high-voltage live display device, the induction type sensor induces and judges environment voltage through the first detection phase and the second detection phase together during measurement, the main circuit board converts voltage data and displays the voltage data on the display, voltage measurement is completed, non-contact measurement is carried out through the special induction type sensor, and the measurement accuracy is improved. Safety and reliability; when high voltage in a surrounding electric system is electrified, the locking device can reliably lock and indicate, and when any first detection phase and any second detection phase lose power, the electrified phase can be accurately indicated, and the locking device cannot be unlocked; when the special shielded wire connected between the inductive sensor and the display is broken or not connected, the display gives out a flickering alarm instruction, and meanwhile, the buzzer continuously gives out a'drop-drop 'alarm sound to warn the surroundings.

Description

Technical Field

[0001] The utility model belongs to the technical field of high-voltage live induction measuring device design, in particular to an induction type high-voltage live display device. Background Art

[0002] The inductive high-voltage live display device is a device used to detect whether high-voltage equipment is live. It works on the principle of induction and does not require direct contact with live parts. This device is often used in power systems to ensure the safety of workers.

[0003] The existing inductive high-voltage live display device has a relatively simple function and cannot meet the diverse measurement needs. At the same time, it cannot provide its own feedback according to various situations, and its practicality is insufficient. Utility Model Content

[0004] The purpose of the utility model is to provide an inductive high-voltage live display device to solve the problems existing in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An inductive high-voltage live display device comprises a base device, a top cover device is arranged on the top of the base device; the base device comprises an inductive box, a mounting frame is fixedly arranged on one side of the inductive box, four mounting holes are evenly arranged on the four corners of the mounting frame, four first connecting rods are evenly fixedly arranged at the four corners of the inductive box, an inductive sensor is installed in front of the inductive box, a first detection phase is installed in front of the inductive sensor, a second detection phase is arranged on one side of the first detection phase, a locking device is installed at the bottom of the inductive box, an MCU micro-control unit is installed on the top of the locking device, a main circuit board is arranged at the rear of the locking device, a display is arranged on the side of the inductive box away from the mounting frame, and a buzzer is installed on the display; the top cover device comprises a top cover plate, four second connecting rods are evenly fixedly arranged at the four corners of the bottom of the top cover plate, a stud is arranged in the middle of the second connecting rod, an adjustment knob is installed on the top of the top cover plate, and a test button is arranged behind the adjustment knob.

[0007] Furthermore: the mounting frame is connected to the induction box by bolts.

[0008] Furthermore: the first connecting rod and the second connecting rod have the same inner diameter, and the stud is threadedly connected to the first connecting rod.

[0009] Furthermore: the induction box is in a rectangular shape, and the top cover plate is in a square shape.

[0010] Furthermore: the inductive sensor passes through the inductive box.

[0011] Furthermore: the test button is connected to the top cover plate by bolts.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. During measurement, the inductive sensor senses and determines the ambient voltage through the first detection phase and the second detection phase. The main circuit board converts the voltage data and displays it on the display to complete the voltage measurement. The dedicated inductive sensor performs non-contact measurement, which is safe and reliable.

[0014] 2. When the high voltage in the surrounding electrical system is energized, the locking device can reliably lock and indicate. When any first detection phase and second detection phase lose power, it can accurately indicate the energized phase and the locking device will not unlock;

[0015] 3. When the dedicated shielded wire between the inductive sensor and the display is disconnected or not connected, the display will flash an alarm indication, and the buzzer will continue to emit a "beep-beep" alarm sound to warn the surroundings;

[0016] 4. Turn the knob clockwise, the sensitivity will gradually increase (the starting voltage will decrease), and the gear indicators will correspond to low gear (red light on), medium gear (green light on), and high gear (blue light on), which is convenient for customers to adjust on site;

[0017] 5. When powered on, the MCU microcontroller unit will perform a phase sequence self-check on each phase and make a judgment. The phase sequence of the primary bus must be correct. The phase sequence of the sensor installed by the user must correspond to the phase sequence of the primary bus. Otherwise, the indicator light on the display will display abnormally.

[0018] 6. If the position of the live inductive sensor is installed in a deviation and the indicator light of the display cannot display normally, press the test button for ten seconds. The MCU microcontroller unit of the product will identify the induction signal of each phase and automatically adjust the parameters of each phase to keep them consistent, so that the live display can resume normal function. At the same time, the ignition voltage of the live display can be set through the test button. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0020] Figure 1 It is a structural schematic diagram of an inductive high-voltage live display device described in the utility model;

[0021] Figure 2It is a schematic diagram of the appearance of an inductive high-voltage live display device described in the utility model;

[0022] Figure 3 It is a structural schematic diagram of a base device of an inductive high-voltage live display device described in the utility model;

[0023] Figure 4 The utility model is a schematic diagram of the structure of a top cover device of an inductive high-voltage live display device.

[0024] In the accompanying drawings: 1. base device; 101. induction box; 102. mounting bracket; 103. mounting hole; 104. first connecting rod; 105. inductive sensor; 106. first detection phase; 107. second detection phase; 108. locking device; 109. MCU micro-control unit; 110. main circuit board; 111. display; 112. buzzer; 2. top cover device; 201. top cover plate; 202. second connecting rod; 203. stud; 204. adjustment knob; 205. test button. DETAILED DESCRIPTION

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 4 An inductive high-voltage live display device includes a base device 1, and a top cover device 2 is arranged on the top of the base device 1.

[0029] In this embodiment, the base device 1 includes a sensing box 101, a mounting frame 102 is fixedly arranged on one side of the sensing box 101, four mounting holes 103 are evenly arranged at the four corners of the mounting frame 102, four first connecting rods 104 are evenly fixedly arranged at the four corners of the sensing box 101, an inductive sensor 105 is installed in front of the sensing box 101, a first detection phase 106 is installed in front of the inductive sensor 105, a second detection phase 107 is arranged on one side of the first detection phase 106, a locking device 108 is installed at the bottom of the sensing box 101, an MCU micro-control unit 109 is installed on the top of the locking device 108, and a locking device 108 is arranged behind the locking device 108. There is a main circuit board 110, a display 111 is arranged on the side of the induction box 101 away from the mounting frame 102, a buzzer 112 is installed on the display 111, the mounting frame 102 is bolted to the induction box 101, the induction box 101 is a rectangular parallelepiped, the top cover plate 201 is square, the induction sensor 105 passes through the induction box 101, when installing, the top cover plate 201 is placed on the top of the induction box 101, the first connecting rod 104 and the second connecting rod 202 are aligned, and then the stud 203 is screwed into the second connecting rod 202, the stud 203 connects the first connecting rod 104 and the second connecting rod 202, and the induction box 101 and the top cover are completed. The plate 201 is fixed, and the mounting frame 102 is fixed to the area to be detected through the mounting hole 103 to realize the overall installation of the device. When measuring, the inductive sensor 105 senses and determines the environmental voltage through the first detection phase 106 and the second detection phase 107. The main circuit board 110 converts the voltage data and displays it on the display 111 to complete the voltage measurement. The dedicated inductive sensor 105 is used for non-contact measurement, which is safe and reliable. When the high voltage in the surrounding electrical system is energized, the locking device 108 can reliably lock and indicate. When any of the first detection phase 106 and the second detection phase 107 loses power, it can accurately indicate the energized phase. The locking device 108 will not unlock; when the dedicated shielded line connecting the inductive sensor 105 and the display 111 is disconnected or not connected, the display 111 will emit a flashing alarm indication, and the buzzer 112 will continue to emit a "beep-beep" alarm sound to warn the surroundings. When powered on, the MCU micro-control unit 109 will perform a phase sequence self-check on each phase and make a judgment. The primary bus phase sequence must be correct, and the phase sequence of the sensor installed by the user must correspond to the primary bus phase sequence one by one, otherwise the indicator light of the display 111 will display abnormally; if the position of the charged inductive sensor 105 is installed with deviation, the indicator light of the display 111 cannot display normally;

[0030] In this embodiment: the top cover device 2 includes a top cover plate 201, four second connecting rods 202 are evenly fixed at the four corners of the bottom of the top cover plate 201, a stud 203 is arranged in the middle of the second connecting rod 202, an adjusting knob 204 is installed on the top of the top cover plate 201, and a test button 205 is arranged behind the adjusting knob 204, the first connecting rod 104 and the second connecting rod 202 have the same inner diameter, the stud 203 is threadedly connected to the first connecting rod 104, and the test button 205 is bolted to the top cover plate 201. When the adjusting knob 204 is adjusted clockwise, the sensitivity gradually increases, the ignition voltage decreases, and the gear indication corresponds to the low-grade red light, the medium-grade green light, and the high-grade blue light in sequence, which is convenient for customers to adjust on site. Press the test button 205 for ten seconds, and the product MCU micro-control unit 109 will distinguish the induction signal of each phase, automatically adjust the parameters of each phase to keep consistent, so that the charged display 111 can restore normal function, and at the same time, the ignition voltage of the charged display 111 can be set by the test button 205.

[0031] Working principle: During installation, place the top cover plate 201 on the top of the induction box 101, align the first connecting rod 104 and the second connecting rod 202, and then screw the stud 203 into the second connecting rod 202. The stud 203 connects the first connecting rod 104 and the second connecting rod 202 to complete the fixation of the induction box 101 and the top cover plate 201. Fix the mounting frame 102 to the area to be detected through the mounting hole 103 to achieve the overall installation of the device. During measurement, the induction sensor 105 is connected to the second detection phase 106 through the first detection phase 106. The detection phases 107 jointly sense and judge the environmental voltage, the main circuit board 110 converts the voltage data and displays it on the display 111, and completes the voltage measurement. Through the dedicated inductive sensor 105, non-contact measurement is performed, which is safe and reliable; when the high voltage in the surrounding electrical system is energized, the locking device 108 can reliably lock and indicate, and when any of the first detection phase 106 and the second detection phase 107 loses power, it can accurately indicate the energized phase, and the locking device 108 will not unlock; when the inductive sensor 105 is connected to the display 111, the voltage data is converted into the voltage data, and the voltage data is displayed on the display 111. When the dedicated shielded line is disconnected or not connected, the display 111 emits a flashing alarm indication, and the buzzer 112 continuously emits a "beep-beep" alarm sound to warn the surroundings. By adjusting the adjustment knob 204 clockwise, the sensitivity gradually increases, the ignition voltage decreases, and the gear indication corresponds to the low-grade red light, the medium-grade green light, and the high-grade blue light in sequence, which is convenient for customers to adjust on site; when powered on, the MCU micro-control unit 109 will perform a phase sequence self-check on each phase and make a judgment. The phase sequence of the primary bus must be correct, and the phase sequence of the sensor installed by the user must correspond to the phase sequence of the primary bus one by one, otherwise the indicator light of the display 111 will display abnormally; if the position of the charged inductive sensor 105 is installed with deviation, if the indicator light of the display 111 cannot display normally, press the test button 205 for ten seconds, and the product MCU micro-control unit 109 will judge the induction signal of each phase, automatically adjust the parameters of each phase to keep consistent, so that the charged display 111 can restore normal function, and the ignition voltage of the charged display 111 can be set through the test button 205.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An inductive high-voltage live display device, characterized in that: It comprises a base device (1), wherein a top cover device (2) is arranged on the top of the base device (1); The base device (1) comprises an induction box (101), a mounting frame (102) is fixedly arranged on one side of the induction box (101), four mounting holes (103) are evenly arranged at four corners of the mounting frame (102), four first connecting rods (104) are evenly fixedly arranged at four corners inside the induction box (101), an induction sensor (105) is installed in front of the induction box (101), and a first detection phase (106) is installed in front of the induction sensor (105), A second detection phase (107) is arranged on one side of the first detection phase (106); a locking device (108) is installed at the bottom of the induction box (101); an MCU micro-control unit (109) is installed on the top of the locking device (108); a main circuit board (110) is arranged behind the locking device (108); a display (111) is arranged on the side of the induction box (101) away from the mounting frame (102); and a buzzer (112) is installed on the display (111); The top cover device (2) comprises a top cover plate (201), four second connecting rods (202) are evenly and fixedly arranged at the four corners of the bottom of the top cover plate (201), a stud (203) is arranged in the middle of the second connecting rod (202), an adjustment knob (204) is installed on the top of the top cover plate (201), and a test button (205) is arranged behind the adjustment knob (204).

2. The inductive high-voltage live display device according to claim 1 is characterized in that: The mounting frame (102) is bolted to the induction box (101).

3. The inductive high-voltage live display device according to claim 1 is characterized in that: The first connecting rod (104) and the second connecting rod (202) have the same inner diameter, and the stud (203) is threadedly connected to the first connecting rod (104).

4. The inductive high-voltage live display device according to claim 1 is characterized in that: The induction box (101) is in the shape of a rectangular parallelepiped, and the top cover plate (201) is in the shape of a square.

5. The inductive high-voltage live display device according to claim 1 is characterized in that: The inductive sensor (105) passes through the inductive box (101).

6. The inductive high-voltage live display device according to claim 1, characterized in that: The test button (205) is bolted to the top cover plate (201).

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