CN212675172U

CN212675172U - Mining laser range finder

Info

Publication number: CN212675172U
Application number: CN202021546667.9U
Authority: CN
Inventors: 张洪兴; 邵涧; 王矿生; 马旋; 张金峰
Original assignee: Xuzhou Kuangyi Automation Technology Co ltd
Current assignee: Xuzhou Kuangyi Automation Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-09
Anticipated expiration: 2030-07-30

Abstract

The utility model provides a mining laser range finder, including setting up singlechip host system, laser emission module, laser sensing module, the angle sensor module in the handheld appearance. The built-in angle sensor of the mining laser range finder can display the inclination angle of the placed instrument, assist the tester to place horizontally or vertically or at a fixed angle, and greatly improve the accuracy of the measuring result; and simultaneously the utility model discloses a mining laser range finder built-in data storage module supports measured data's storage and inquiry, and it provides key input module and display module for the user can measure and the angle is revised according to showing the suggestion, acquires essential distance data, can select the inquiry simultaneously and call historical distance information, calculates area, volume, continuous distance etc. by software is automatic fast.

Description

Mining laser range finder

Technical Field

The utility model relates to a laser rangefinder field, concretely relates to mining laser rangefinder.

Background

The mining laser range finder is used for underground coal mines, accurately and quickly measuring the equal distance and height of a roadway, a working face and a mining face, and can calculate the area, the volume and the like. The method can also be used in the field of case law enforcement, and is suitable for the fields of coal mines, non-coal mines, security inspection law enforcement, construction sites, markets, buildings and the like. The mining laser range finder utilizes a laser transmitter to emit laser, then utilizes a receiver to receive the laser reflected by the fact that the emitted laser touches an obstacle, and can calculate the path of the laser by measuring the time interval from the emitting of the laser to the receiving of the reflected laser, thereby calculating the distance information. However, the existing laser range finder has single function, can only carry out simple distance measurement, and cannot carry out more complex measurement; meanwhile, whether the measuring instrument is horizontally placed or not cannot be confirmed during measurement, the measuring instrument is placed by the feeling of a measuring person, and the error of a measuring result is large; secondly, the data storage and query functions are not supported, after the measurement is completed once, the next measurement can be performed only by manual reading, and improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a mining laser range finder. The built-in angle sensor of the mining laser range finder can display the inclination angle of the placed instrument, assist the tester to place horizontally or vertically or at a fixed angle, and greatly improve the accuracy of the measuring result; and simultaneously the utility model discloses a mining laser range finder built-in data storage module supports measured data's storage and inquiry, and it provides key input module and display module for the user can measure and the angle is revised according to showing the suggestion, acquires essential distance data, can select the inquiry simultaneously and call historical distance information, calculates area, volume, continuous distance etc. by software is automatic fast.

For realizing the technical purpose, the technical proposal of the utility model is that: a mining laser range finder comprises a single-chip microcomputer main control module, a laser emitting module, a laser sensing module and an angle sensor module which are arranged in a handheld device, wherein the laser emitting module and the laser sensing module are electrically connected with the single-chip microcomputer main control module and are used for emitting and receiving laser and calculating the distance; the angle sensor module is electrically connected with the single chip microcomputer main control module and used for measuring the inclination angle information of the handheld instrument and prompting a user to correct the position.

Further, the single chip microcomputer main control module comprises a first single chip microcomputer of which the model is STM32F103VGT6 and a minimum system thereof.

Further, the laser emission module comprises a 9013 triode drive circuit and a lattice laser with the model of LD-001, and the first single chip microcomputer drives the lattice laser to emit laser through the 9013 triode drive circuit.

Further, the laser sensing module comprises a photosensitive diode, a 4N32M optical coupler isolator, a second single chip microcomputer of the model STM32F100C8T6 and a minimum system of the second single chip microcomputer, wherein the photosensitive diode, the 4N32M optical coupler isolator, the second single chip microcomputer and the minimum system are electrically connected in sequence; the photosensitive diode adopts a 5mm transparent photosensitive diode to sense reflected laser, the photosensitive diode is connected with a second single chip microcomputer through a 4N32M optical coupling isolator, the second single chip microcomputer receives photosensitive signals of the photosensitive diode and processes the data to calculate distance information, and the distance information is connected with the first single chip microcomputer through a serial port.

Further, the angle sensor module adopts a giant magnetoresistance angle sensor with the model of TLE5011 to be electrically connected with the first single chip microcomputer.

Further, the mining laser range finder also comprises a data storage module, wherein the data storage module adopts a FLASH memory with the model of FM25Q16A and is connected with the first single chip microcomputer through an SPI communication interface.

Further, mining laser range finder still includes key input module and display module, and key input module adopts the mode of high level input to connect the IO mouth of first singlechip, and display output module adopts the 2.4 cun diwen serial ports screen connection that the model is DMT32240C024_04WN first singlechip.

Further, the mining laser range finder also comprises a power supply module, wherein the power supply module adopts a low-dropout linear voltage stabilization chip with the models of SP6201EM5-L-3-3 and SP6201EM5-L-5-0 to fixedly output 3.3V and 5.0V voltages, and the low-dropout linear voltage stabilization chip respectively provides 3.3V and 5.0V voltages for the singlechip main control module, the laser emission module, the laser sensing module, the angle sensor module, the key input module, the data storage module and the display module.

Further, the power supply module further comprises a voltage stabilizer with the type of LTC 3440.

The beneficial effects of the utility model reside in that:

the built-in angle sensor of the mining laser range finder can display the inclination angle of the placed instrument, assist the tester to place horizontally or vertically or at a fixed angle, and greatly improve the accuracy of the measuring result; and simultaneously the utility model discloses a mining laser range finder built-in data storage module supports measured data's storage and inquiry, and it provides key input module and display module for the user can measure and the angle is revised according to showing the suggestion, acquires essential distance data, can select the inquiry simultaneously and call historical distance information, calculates area, volume, continuous distance etc. by software is automatic fast.

Drawings

FIG. 1 is a schematic diagram of the modularized principle of the mining laser range finder of the present invention;

fig. 2 is one of the schematic circuit diagrams of the power module of the present invention;

fig. 3 is a second schematic circuit diagram of the power module of the present invention;

fig. 4 is a third schematic circuit diagram of the power module of the present invention;

fig. 5 is a schematic diagram of a display module circuit pin according to the present invention;

FIG. 6 is a schematic circuit diagram of the data storage module of the present invention;

fig. 7 is a schematic circuit diagram of the angle sensor module of the present invention;

fig. 8 is a schematic diagram of the key module circuit pin of the present invention;

fig. 9 is a schematic circuit diagram of the laser emitting module of the present invention;

fig. 10 is a schematic circuit diagram of the laser sensor module of the present invention;

fig. 11 is a pin connection diagram of a second single chip microcomputer according to the present invention;

fig. 12 is a schematic diagram of the first single chip pin connection of the present invention.

Detailed Description

The technical solution of the present invention will be clearly and completely described below.

A mining laser range finder comprises a single-chip microcomputer main control module, a laser emitting module, a laser sensing module and an angle sensor module which are arranged in a handheld instrument, wherein the laser emitting module and the laser sensing module are electrically connected with the single-chip microcomputer main control module and are used for emitting and receiving laser and calculating the distance; the angle sensor module is electrically connected with the single chip microcomputer main control module and is used for measuring the inclination angle information of the handheld instrument, displaying the placing inclination angle information of the instrument in real time and prompting a user to correct the position so as to ensure the accuracy of a measuring result;

further, as shown in fig. 12, the main control module of the single chip microcomputer includes a first single chip microcomputer of which the model is STM32F103VGT6 and a minimum system thereof.

Further, as shown in fig. 9, the laser emission module includes a 9013 triode drive circuit and a lattice laser with a model of LD-001, and the first single chip microcomputer drives the lattice laser to emit laser through the 9013 triode drive circuit. The specific base stage of the 9013 triode is connected with the first singlechip through a BL1 pin, and the emission stage is connected with the LD-001 dot matrix laser through a resistor and a BLA pin.

Further, as shown in fig. 10 and 11, the laser sensing module includes a photodiode, a 4N32M optocoupler isolator, a second single chip microcomputer of model STM32F100C8T6, and a minimum system thereof, which are electrically connected in sequence; the photosensitive diode adopts a 5mm transparent photosensitive diode to sense reflected laser, the photosensitive diode is connected with a second single chip microcomputer through a 4N32M optical coupling isolator, the second single chip microcomputer receives photosensitive signals of the photosensitive diode and processes the data to calculate distance information, and the distance information is connected with the first single chip microcomputer through a serial port. Specifically, the photosensitive diode is connected with a pin No. 1 of the 4N32M optical coupler isolator through a pin ADr, a pin No. 5 of the 4N32M optical coupler isolator is connected with a pin No. ADr7 of the second single chip microcomputer, and the second single chip microcomputer is connected with the first single chip microcomputer through pins RX and TX.

Further, as shown in fig. 7, the angle sensor module is electrically connected to the first single chip microcomputer by a giant magnetoresistance angle sensor of type TLE 5011.

Further, as shown in fig. 6, the mining laser range finder further includes a data storage module, and the data storage module adopts a FLASH memory with the model of FM25Q16A and is connected to the first single chip microcomputer through an SPI communication interface. Specifically, the FLASH memory is connected with the first single chip microcomputer through pins SDAT1 and SCLK 1. The utility model discloses a mining laser range finder, built-in memory chip supports measured data to preserve fast, can carry out data query as required.

Further, the mining laser range finder also comprises a key input module and a display module, as shown in fig. 8, the key input module is connected with the I/O port of the first single chip microcomputer in a 3.3V high-level input mode, as shown in fig. 5, the display output module is connected with the first single chip microcomputer in a 2.4-inch digifn serial port screen with the model number DMT32240C024_04 WN. The design of the key input module and the display module enables a user to measure and correct angles according to display prompts to obtain necessary distance data, meanwhile, historical distance information can be selected to be inquired and called, and software can automatically and quickly calculate the area, the volume, the continuous distance and the like.

Further, as shown in fig. 2 and 3, the mining laser range finder further comprises a power supply module, wherein the power supply module adopts low-dropout linear voltage stabilization chips with models of SP6201EM5-L-3-3 and SP6201EM5-L-5-0 to fixedly output 3.3V and 5.0V voltages, and the low-dropout linear voltage stabilization chips respectively provide 3.3V and 5.0V voltages for the singlechip main control module, the laser emission module, the laser sensing module, the angle sensor module, the key input module, the data storage module and the display module.

Preferably, as shown in fig. 4, the power supply module further includes a voltage regulator of LTC3440 for power management.

For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The mining laser range finder is characterized by comprising a single-chip microcomputer main control module, a laser emitting module, a laser sensing module and an angle sensor module which are arranged in a handheld instrument, wherein the laser emitting module and the laser sensing module are electrically connected with the single-chip microcomputer main control module and are used for emitting and receiving laser and calculating the distance; the angle sensor module is electrically connected with the single chip microcomputer main control module and used for measuring the inclination angle information of the handheld instrument and prompting a user to correct the position.

2. The mining laser range finder of claim 1, wherein the single chip microcomputer main control module comprises a first single chip microcomputer of model number STM32F103VGT6 and a minimum system thereof.

3. The mining laser range finder as claimed in claim 2, wherein the laser emission module includes a 9013 triode drive circuit and a lattice laser of model LD-001, and the first single chip microcomputer drives the lattice laser to emit laser through the 9013 triode drive circuit.

4. The mining laser range finder of claim 3, wherein the laser sensing module comprises a photodiode, a 4N32M optical coupler isolator, a second singlechip of model STM32F100C8T6 and a minimum system thereof, which are electrically connected in sequence; the photosensitive diode adopts a 5mm transparent photosensitive diode to sense reflected laser, the photosensitive diode is connected with a second single chip microcomputer through a 4N32M optical coupling isolator, the second single chip microcomputer receives photosensitive signals of the photosensitive diode and processes the data to calculate distance information, and the distance information is connected with the first single chip microcomputer through a serial port.

5. The mining laser range finder of claim 4, wherein the angle sensor module electrically connects the first single chip microcomputer using a giant magnetoresistance angle sensor model TLE 5011.

6. The mining laser range finder of claim 5, further comprising a data storage module, wherein the data storage module adopts a FLASH memory with model FM25Q16A and is connected to the first single chip microcomputer through an SPI communication interface.

7. The mining laser range finder as claimed in claim 6, further comprising a key input module and a display module, wherein the key input module is connected to the I/O port of the first single chip microcomputer by high level input, and the display output module is connected to the first single chip microcomputer by a 2.4-inch diwen serial port screen with model number DMT32240C024_04 WN.

8. The mining laser range finder of claim 7, further comprising a power supply module, wherein the power supply module uses low dropout linear regulator chips with models of SP6201EM5-L-3-3 and SP6201EM5-L-5-0 to output 3.3V and 5.0V voltages, and provides 3.3V and 5.0V voltages for the single chip microcomputer main control module, the laser emission module, the laser sensing module, the angle sensor module, the key input module, the data storage module and the display module, respectively.

9. The mining laser range finder of claim 8, wherein the power module further comprises a potentiostat of type LTC 3440.