A voice broadcast multimeter with automatic recognition function

Abstract

The utility model proposes a voice broadcast multimeter with automatic identification function, comprising a multimeter body, wherein the inner cavity of the multimeter body is provided with an identification module and a detection module, the voltage is detected by the detection module to automatically adjust the gear, the detected voltage is identified by the identification module, and the identification module is electrically connected to a sounder, and then voice broadcast is performed through the sounder, which is convenient for personnel to use, and the device can be protected by a protective shell to prevent the device from being damaged when it falls, the bottom of the upper fixed shell is inserted into the positioning groove provided at the top of the lower fixed shell, so that the inner wall of the positioning groove squeezes the card block, and when the position of the card block moves to correspond to the card slot, the card block enters the inner wall of the card slot, so as to achieve the purpose of fixing the lower fixed shell and the upper fixed shell together, and positioning processing is performed on the lower fixed shell and the upper fixed shell when they are installed, which is convenient for installation and use of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of multimeters, in particular to a voice broadcast multimeter with an automatic identification function. Background Art

[0002] Multimeter, also known as multiplexer, multimeter, three-meter, complex meter, etc., is an indispensable measuring instrument in power electronics and other departments. It is generally used to measure voltage, current and resistance. Multimeters are divided into pointer multimeters and digital multimeters according to the display mode. It is a multifunctional and multi-range measuring instrument. Generally, multimeters can measure DC current, DC voltage, AC current, AC voltage, resistance and audio level, etc. Some can also measure AC current, capacitance, inductance and some parameters of semiconductors.

[0003] Currently, the voice recognition multimeter can refer to the Chinese utility model patent with the authorization announcement number CN208421041U, which discloses an intelligent voice multimeter, including a single-chip circuit, a display module, a WIFI communication module, a voice recognition module, and a voice playback module. The voice recognition module is powered by a voltage regulator chip, and then the voice recognition module transmits the recognized signal to the voice playback module to realize the function of voice broadcasting. However, it is not convenient to position the outer shell of the existing device during installation, which makes it inconvenient to install the device. Utility Model Content

[0004] In order to solve the above problems, the utility model proposes a voice broadcast multimeter with automatic recognition function to more accurately solve the problems raised in the above background technology.

[0005] The utility model is realized by the following technical solutions:

[0006] The utility model provides a voice broadcast multimeter with automatic identification function, comprising a multimeter body, an identification module and a detection module are arranged in the inner cavity of the multimeter body, a sound generator is arranged in the inner cavity of the multimeter body, a speaker hole is opened on the back of the multimeter body, a display screen and a control button are arranged on the front of the multimeter body, a fixing device is arranged on the inner wall of the multimeter body, and a battery cavity is arranged on the inner wall of the multimeter body;

[0007] The multimeter body comprises a lower fixed shell and an upper fixed shell, a positioning groove is provided at the position where the top of the lower fixed shell is connected to the upper fixed shell, and the bottom of the upper fixed shell is slidably connected to the inner wall of the positioning groove;

[0008] The detection module detects the voltage and automatically adjusts the gear position, the identification module identifies the detected voltage, the identification module is electrically connected to the sounder, and the sounder performs voice broadcasting;

[0009] The fixing device comprises a clamping block and a clamping slot, and the outer wall of the clamping block and the inner wall of the clamping slot are clamped with each other.

[0010] Furthermore, a protective shell is fixedly connected to the outer wall of the multimeter body, and the protective shell is divided into a front shell and a back shell. A mounting groove is provided on the back of the protective shell at a position corresponding to the battery cavity.

[0011] Furthermore, a back plate is clamped on the back of the protective shell, and a speaker hole is provided on the back of the multimeter body at a position corresponding to the sounder.

[0012] Furthermore, a fixed threaded column is fixedly connected to the inner wall of the lower fixed shell, and a fixed threaded column is also provided on the inner wall of the upper fixed shell. The fixed threaded column provided on the inner wall of the lower fixed shell corresponds to the fixed threaded column provided on the inner wall of the upper fixed shell.

[0013] Furthermore, an illumination lamp is provided on the inner wall of the multimeter body, and the illumination lamp is electrically connected to the battery installed in the battery cavity, and a circular hole is provided on the back of the multimeter body at a position corresponding to the illumination lamp.

[0014] Furthermore, the fixing device also includes a button, and one end of the button is inserted into the inner wall of the lower fixed shell and is slidably connected to the inner wall of the lower fixed shell, a limiting plate is welded and fixed to the outer wall of the button, a return spring is slidably sleeved on the outer wall of the button, and a limiting groove is opened at the position where the inner wall of the lower fixed shell is connected to the limiting plate.

[0015] Furthermore, the outer wall of the clamping block is fixedly connected to the outer wall of the upper fixed shell, and the surface of the clamping block corresponding to the lower fixed shell is in an arc shape.

[0016] Furthermore, the button is located on one end of the outer wall of the multimeter body and a limited position circular block is welded and fixed thereto, and one end of the button is inserted into the inner wall of the protective shell and is slidably connected to the inner wall of the protective shell.

[0017] Beneficial effects of the utility model:

[0018] The utility model proposes a voice broadcast multimeter with automatic identification function. The voltage is detected by a detection module and the gear is automatically adjusted. The detected voltage is identified by the identification module, and the identification module is electrically connected to a sounder. Then, voice broadcast is performed through the sounder, which is convenient for personnel to use. The device can be protected by a protective shell to prevent the device from being damaged when it falls. The bottom of the upper fixed shell is inserted into the positioning groove provided at the top of the lower fixed shell, so that the inner wall of the positioning groove squeezes the card block. When the position of the card block moves to correspond to the card slot, the card block enters the inner wall of the card slot, so that the lower fixed shell and the upper fixed shell are fixed together. Positioning processing is performed on the lower fixed shell and the upper fixed shell when they are installed, which is convenient for installation and use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the anti-collision structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the explosion structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the fixing device of the utility model;

[0023] Figure 5 For this utility model Figure 4 Schematic diagram at point A in the middle.

[0024] The reference numerals are as follows:

[0025] 1. Multimeter body; 101. Lower fixed shell; 102. Upper fixed shell; 103. Positioning slot; 2. Display screen; 3. Control button; 4. Protective shell; 5. Fixing device; 501. Button; 502. Limit plate; 503. Reset spring; 504. Block; 505. Slot; 6. Back panel; 7. Battery cavity; 8. Sounder; 9. Speaker hole; 10. Light; 11. Fixed threaded column. DETAILED DESCRIPTION

[0026] In order to more clearly and completely illustrate the technical solution of the present invention, the present invention is further described below in conjunction with the accompanying drawings.

[0027] Please refer to Figure 1 - Figure 5 The utility model provides a voice broadcast multimeter with automatic identification function, including a multimeter body 1, an identification module and a detection module are arranged in the inner cavity of the multimeter body 1, a sound generator 8 is arranged in the inner cavity of the multimeter body 1, a speaker hole 9 is opened on the back of the multimeter body 1, a display screen 2 and a control button 3 are arranged on the front of the multimeter body 1, a fixing device 5 is arranged on the inner wall of the multimeter body 1, and a battery cavity 7 is arranged on the inner wall of the multimeter body 1;

[0028] The multimeter body 1 comprises a lower fixed shell 101 and an upper fixed shell 102. A positioning groove 103 is provided at the position where the top of the lower fixed shell 101 is connected to the upper fixed shell 102, and the bottom of the upper fixed shell 102 is slidably connected to the inner wall of the positioning groove 103.

[0029] The detection module detects the voltage and automatically adjusts the gear position. The identification module identifies the detected voltage. There is no need to manually switch the gear position. The voltage, capacitance, resistance, diode and other electrical parameters can be measured. The identification module is electrically connected to the sounder 8, and the sounder 8 performs voice broadcast. The back of the protective shell 4 is clamped with a back plate 6, and a speaker hole 9 is opened on the back of the multimeter body 1 at a position corresponding to the sounder 8.

[0030] The outer wall of the multimeter body 1 is fixedly connected with a protective shell 4 , and the protective shell 4 is divided into a front shell and a back shell. A mounting groove is provided at a position on the back of the protective shell 4 corresponding to the battery cavity 7 .

[0031] The inner wall of the lower fixed shell 101 is fixedly connected with a fixed threaded column 11, and the inner wall of the upper fixed shell 102 is also provided with a fixed threaded column 11. The fixed threaded column 11 provided on the inner wall of the lower fixed shell 101 corresponds to the fixed threaded column 11 provided on the inner wall of the upper fixed shell 102. The inner wall of the multimeter body 1 is provided with a lighting lamp 10, and the lighting lamp 10 is electrically connected to the battery installed in the battery cavity 7. A circular hole is opened on the back of the multimeter body 1 at a position corresponding to the lighting lamp 10. The battery is placed in the battery cavity 7, and the back panel 6 is closed to provide the device with the power required for operation.

[0032] The fixing device 5 also includes a button 501, and one end of the button 501 is inserted into the inner wall of the lower fixed shell 101 and is slidably connected to the inner wall of the lower fixed shell 101, the outer wall of the button 501 is welded and fixed with a limit plate 502, the outer wall of the button 501 is slidably sleeved with a reset spring 503, and a limit groove is provided at the position where the inner wall of the lower fixed shell 101 is connected to the limit plate 502, the outer wall of the clamping block 504 is fixedly connected to the outer wall of the upper fixed shell 102, and the surface of the clamping block 504 corresponding to the lower fixed shell 101 is arc-shaped, the button 501 is located at one end of the outer wall of the multimeter body 1, and a limit round block is welded and fixed, and the button 50 1 is inserted into the inner wall of the protective shell 4 and is slidably connected with the inner wall of the protective shell 4. The fixing device 5 includes a block 504 and a slot 505, and the outer wall of the block 504 and the inner wall of the slot 505 are mutually engaged. When the device needs to be disassembled, the button 501 is manually pressed to drive the limit plate 502 to move, and the limit plate 502 squeezes the return spring 503. During the movement of the button 501, the block 504 can be pushed out from the inner wall of the slot 505, and then the bolt fixed in the fixing threaded column 11 is taken out, so that the lower fixing shell 101 and the upper fixing shell 102 can be disassembled, and the device can be repaired or inspected.

[0033] In this embodiment

[0034] The voltage is detected by the detection module and the gear is automatically adjusted. The detected voltage is identified by the identification module, and the identification module is electrically connected to the sound generator 8. Then, the sound generator 8 performs voice broadcasting, and the sound is diffused through the speaker hole 9. The device is controlled and processed by the control button 3. The voltage data is observed by the display screen 2, which is convenient for personnel to use. The device can be protected by the protective shell 4 to prevent the device from being damaged when it falls. The bottom of the upper fixed shell 102 is inserted into the positioning groove 103 opened on the top of the lower fixed shell 101, so that the inner wall of the positioning groove 103 squeezes the card block 50. 4. When the position of the block 504 moves to correspond to the slot 505, the block 504 enters the inner wall of the slot 505, thereby achieving the purpose of fixing the lower fixed shell 101 and the upper fixed shell 102 together. The lower fixed shell 101 and the upper fixed shell 102 are positioned during installation. When the device needs to be disassembled, the button 501 is manually pressed to drive the limit plate 502 to move, and the limit plate 502 squeezes the return spring 503. During the movement of the button 501, the block 504 can be pushed out from the inner wall of the slot 505, and then the bolt fixed in the fixing threaded column 11 is taken out, so that the lower fixed shell 101 and the upper fixed shell 102 can be disassembled easily.

[0035] Of course, the present utility model may have many other implementations. Based on the present implementation, other implementations obtained by ordinary technicians in this field without any creative work are all within the scope of protection of the present utility model.

Claims

1. A voice broadcast multimeter with automatic recognition function, characterized in that: The utility model comprises a multimeter body, wherein the inner cavity of the multimeter body is provided with an identification module and a detection module, the inner cavity of the multimeter body is provided with a sound generator, the back of the multimeter body is provided with a speaker hole, the front of the multimeter body is provided with a display screen and a control button, the inner wall of the multimeter body is provided with a fixing device, and the inner wall of the multimeter body is provided with a battery cavity; the multimeter body comprises a lower fixed shell and an upper fixed shell, a positioning groove is provided at the position where the top of the lower fixed shell is connected to the upper fixed shell, and the bottom of the upper fixed shell is slidably connected to the inner wall of the positioning groove; the detection module detects the voltage and automatically adjusts the gear position, the identification module identifies the detected voltage, the identification module is electrically connected to the sound generator, and the sound generator performs voice broadcasting; the fixing device comprises a card block and a card slot, and the outer wall of the card block and the inner wall of the card slot are mutually carded.

2. The voice broadcast multimeter with automatic recognition function according to claim 1, characterized in that: The outer wall of the multimeter body is fixedly connected with a protective shell, and the protective shell is divided into a front shell and a back shell. A mounting groove is provided at a position on the back of the protective shell corresponding to the battery cavity.

3. The voice broadcast multimeter with automatic recognition function according to claim 2, characterized in that: A back plate is clamped on the back of the protective shell, and a speaker hole is provided on the back of the multimeter body at a position corresponding to the sounder.

4. The voice broadcast multimeter with automatic recognition function according to claim 1, characterized in that: The inner wall of the lower fixed shell is fixedly connected with a fixed threaded column, and the inner wall of the upper fixed shell is also provided with a fixed threaded column. The fixed threaded column provided on the inner wall of the lower fixed shell corresponds to the fixed threaded column provided on the inner wall of the upper fixed shell.

5. The voice broadcast multimeter with automatic recognition function according to claim 1, characterized in that: The inner wall of the multimeter body is provided with an illumination lamp, and the illumination lamp is electrically connected with the battery installed in the battery cavity, and a circular hole is opened at a position corresponding to the illumination lamp on the back of the multimeter body.

6. The voice broadcast multimeter with automatic recognition function according to claim 1, characterized in that: The fixing device also includes a button, and one end of the button is inserted into the inner wall of the lower fixed shell and slidably connected to the inner wall of the lower fixed shell, the outer wall of the button is welded and fixed with a limiting plate, the outer wall of the button is slidably sleeved with a return spring, and a limiting groove is provided at the position where the inner wall of the lower fixed shell is connected to the limiting plate.

7. The voice broadcast multimeter with automatic recognition function according to claim 6, characterized in that: The outer wall of the clamping block is fixedly connected to the outer wall of the upper fixed shell, and the surface of the clamping block corresponding to the lower fixed shell is in an arc shape.

8. The voice broadcast multimeter with automatic recognition function according to claim 6, characterized in that: The button is located on one end of the outer wall of the multimeter body, and a limited position circular block is welded and fixed thereto, and one end of the button is inserted into the inner wall of the protective shell and is slidably connected with the inner wall of the protective shell.

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