CN212008205U - Coal-fired proportion measuring device based on laser displacement range finding technique - Google Patents

Abstract

The utility model provides a coal-fired specific gravity measuring device based on laser displacement ranging technology, which comprises an equipment body, the equipment body is square and has an upper and lower layered frame structure, and a sensor is fixedly connected between two side walls in the equipment body The installation board, the sensor installation board is vertically installed with a laser displacement sensor; an electronic balance is arranged on the bottom surface of the equipment body, and a measurement container is placed on the electronic balance; the laser emission port of the laser displacement sensor corresponds to the liquid level in the measurement container, Both the electronic balance and the laser displacement sensor are connected in communication with an external industrial computer. The utility model can greatly improve the measurement accuracy of the specific gravity of burning coal and ensure the reliability of the measurement results.

Description

A coal-fired specific gravity measurement device based on laser displacement ranging technology

technical field

The utility model relates to the field of measuring the specific gravity of irregular bulk solids, in particular to a specific gravity measuring device for burning coal based on a laser displacement ranging technology.

Background technique

There are many methods for measuring the specific gravity of irregular bulk materials. The most common method is to use the Archimedes displacement method, which converts the height of the liquid level to obtain the volume of the measured material. At present, the instruments or devices on the market for measuring the specific gravity of burning coal use ultrasonic technology to measure the liquid level. The measurement of height has a great influence and other reasons, which often cause the accuracy of the measurement results to be low, and there is a large deviation from the actual situation. Therefore, how to measure the specific gravity of irregular substances such as coal and improve the measurement accuracy is a Important issues that need to be addressed.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a coal-fired specific gravity measuring device based on laser displacement ranging technology, which can greatly improve the accuracy of the coal-fired specific gravity measurement and ensure the reliability of the measurement results.

The technical scheme of the present utility model is as follows:

A coal-fired specific gravity measurement device based on laser displacement ranging technology, comprising a device body, the device body is square and has an upper and lower layered frame structure, a sensor mounting plate is fixedly connected between two side walls in the device body, and the sensor is installed A laser displacement sensor is installed vertically on the board; an electronic balance is arranged on the bottom surface of the device body, and a measurement container is placed on the electronic balance; the laser emission port of the laser displacement sensor corresponds to the liquid level in the measurement container, and the electronic balance and The laser displacement sensor is connected to the external industrial computer in communication; among them, the laser displacement sensor is used to measure the liquid level in the measuring container, the sensor mounting plate is used to install the laser displacement sensor, the measuring container is used to fill water and coal, and the electronic balance For weighing the measuring vessel.

Further, a PUD power supply is also fixedly installed on the outer surface of the rear side wall of the device body. The PUD power supply is electrically connected to the electronic balance and the laser displacement sensor respectively, and the PDU power supply provides power for the device.

Further, both the electronic balance and the laser displacement sensor are provided with an RS232 communication serial port, and both the electronic balance and the laser displacement sensor are connected to an external industrial computer through the RS232 communication serial port.

Further, the sensor mounting plate is located in the upper middle part of the device body, the sensor mounting plate is provided with a sensor mounting hole in the vertical direction up and down, and the laser displacement sensor is mounted in the sensor mounting hole.

In the utility model, a sensor mounting plate is fixedly connected between two side walls in the device body, a laser displacement sensor is vertically installed on the sensor mounting plate, an electronic balance is arranged on the bottom surface of the device body, and the electronic balance is placed on the There is a measuring container, and the electronic balance and the laser displacement sensor are connected to the external industrial computer through the communication serial port, and then the liquid level height of the water in the measuring container is measured by the laser displacement sensor, and the coal combustion in the measuring container is measured by the electronic balance. The weight is weighed, and the measurement data of the electronic balance and the laser displacement sensor are transmitted to the external industrial computer through the serial port. Finally, the external industrial computer converts the coal volume according to the difference in liquid level before and after loading the coal. The weight of the burning coal is obtained from the weight difference of the second time, and the specific gravity of the burning coal is calculated; therefore, the utility model measures the specific gravity of the burning coal by using the laser displacement ranging technology, and the measurement accuracy is high, which effectively improves the reliability of the measurement results. .

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide further understanding of the present invention, and the schematic embodiments of the present invention and descriptions thereof are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

Fig. 1 is the structural representation of the coal-fired specific gravity measuring device based on laser displacement ranging technology according to the present utility model;

FIG. 2 is a front view of the coal-fired specific gravity measuring device based on the laser displacement ranging technology according to the present invention.

Detailed ways

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims.

As shown in Figures 1 and 2, a device for measuring the specific gravity of coal based on laser displacement ranging technology includes an equipment body 1, which is square and has an upper and lower layered frame structure. The equipment body 1 consists of Made of metal material.

A sensor mounting plate 2 is fixedly connected between the two side walls of the device body 1. The sensor mounting plate 2 is located in the upper middle part of the device body 1. The sensor mounting plate 2 is provided with a sensor mounting hole in the vertical direction of the upper and lower sides. The laser displacement sensor 3 is installed in the sensor mounting hole.

An electronic balance 5 is arranged on the bottom surface of the device body 1, and a measuring container 4 is placed on the electronic balance 5; a PUD power supply 6 is also fixedly installed on the outer surface of the rear side wall of the device body 1, and the PUD power supply 6 is respectively connected with the electronic balances 5 and 5. The laser displacement sensor 3 is electrically connected to supply power to the electronic balance 5 and the laser displacement sensor 3 .

The laser emission port of the laser displacement sensor 3 corresponds to the liquid level in the measuring container 4. Both the electronic balance 5 and the laser displacement sensor 3 are provided with an RS232 communication serial port, and both the electronic balance 5 and the laser displacement sensor 3 pass the RS232 communication serial port. The line is connected to the external industrial computer for communication.

In this embodiment, the liquid level height of the water in the measuring container 4 is firstly measured by the laser displacement sensor 3 vertically installed on the sensor mounting plate 2 , and the weight of the coal burning in the measuring container 4 is measured by the electronic balance 5 on the bottom surface of the device body 1 . Weighing is carried out, and then the measurement data of the electronic balance 5 and the laser displacement sensor 3 are transmitted to the external industrial computer through the serial port. Finally, the external industrial computer converts the coal volume according to the difference in the liquid level before and after loading the coal. The weight difference between the two times before and after is the weight of the coal, and finally the specific gravity of the coal is calculated.

Therefore, this embodiment can measure the specific gravity of burning coal, and the measurement accuracy is high, which effectively improves the reliability of the measurement results, and solves the problems in the prior art due to the low measurement accuracy of ultrasonic technology and the influence of floating objects on the liquid level. The technical problem that the accuracy of the measurement results is not high and there is a large deviation from the actual situation due to the large influence of the measurement and other reasons.

Claims (4)

1. A fire coal specific gravity measuring device based on a laser displacement distance measuring technology comprises an equipment body (1), wherein the equipment body (1) is square and has an upper and lower layered frame structure, and is characterized in that a sensor mounting plate (2) is fixedly connected between two side walls in the equipment body (1), and a laser displacement sensor (3) is vertically mounted on the sensor mounting plate (2); an electronic balance (5) is arranged on the bottom surface of the equipment body (1), and a measuring container (4) is placed on the electronic balance (5); the liquid level in laser displacement sensor (3) is corresponding with the liquid level of measuring container (4) in the laser emission mouth, all with outside industrial computer communication connection on electronic balance (5) and the laser displacement sensor (3).

2. The coal-fired specific gravity measuring device based on the laser displacement distance measuring technology according to claim 1, characterized in that a PUD power supply (6) is further fixedly installed on the outer surface of the rear side wall of the equipment body (1), and the PUD power supply (6) is electrically connected with the electronic balance (5) and the laser displacement sensor (3) respectively.

3. The coal-fired specific gravity measuring device based on the laser displacement ranging technology as claimed in claim 1 or 2, characterized in that the electronic balance (5) and the laser displacement sensor (3) are both provided with RS232 communication serial ports, and the electronic balance (5) and the laser displacement sensor (3) are both in communication connection with an external industrial personal computer through the RS232 communication serial ports.

4. The coal-fired specific gravity measuring device based on the laser displacement distance measuring technology according to claim 1, characterized in that the sensor mounting plate (2) is located at the upper middle part in the equipment body (1), the sensor mounting plate (2) is provided with sensor mounting holes in the vertical direction, and the laser displacement sensor (3) is mounted in the sensor mounting holes.

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