CN204575184U - A kind of on-line synchronous detection material heating quality and inner multi-point temp device - Google Patents

Abstract

The utility model discloses a kind of on-line synchronous detection material heating quality and inner multi-point temp device, the heating system that this device is made up of baking oven, well heater and temperature adjusting knob; The quality continuous on-line detection system be made up of electronic balance, mass sensor and quality display instrument; The multi-point temp on-line detecting system be made up of armouring chromel-constantan thermocouple, temperature sensor, temperature control knob and temperature indicator; Data acquisition system (DAS) four part be made up of the computing machine be connected with sensor forms.On-line measuring device of the present utility model, can meet in experimentation the such as quality of the material such as timber, medicinal powder and the requirement of multi-point temp on-line synchronous detection simultaneously, also wherein one can individually be measured, simple and reliable for structure, achieve intelligent and practical, time and manpower is saved, greatly reduces the cost of experiment.

Description

An online synchronous detection of material heating quality and internal multi-point temperature device

technical field

The utility model relates to the field of conventional parameter measurement of substances, in particular to an on-line synchronous detection of the heating quality of substances and an internal multi-point temperature device.

Background technique

In the existing technology, the devices for measuring the quality and internal temperature rise of substances such as wood, medicinal powder, and medicinal materials are electronic balances and multi-point temperature detectors, and the two devices are placed separately, and the measurement is also manual measurement. The measurement process It is inconvenient and inefficient to move the materials in the oven to the balance in the middle of the process, which is inconvenient and inefficient, because manual fixed-point measurement is required throughout the whole process; The moisture content of the substance will change during the process; in addition, the measurement cannot be synchronized, because the movement of the substance and the measurement process will take a certain amount of time, which will cause the quality measurement and temperature test to be out of sync, so the calculation data will also produce errors. In addition, the existing measuring devices such as placing an electronic balance in an oven for on-line measurement will not only cause measurement errors, but also damage the service life of the equipment, especially when the measurement is performed in a high-temperature and high-humidity environment.

Therefore, it is necessary to design a device that is easy to operate, has high accuracy, and can automatically process and record material quality and corresponding temperature data simultaneously.

Contents of the invention

In order to overcome the problem that the temperature and quality of the existing equipment cannot be measured synchronously and the measurement accuracy is low, the utility model provides an online synchronous detection of the heating quality of substances and an internal multi-point temperature device.

The utility model is an on-line detection material heating quality and internal multi-point temperature device, comprising four parts: a heating system, a quality continuous on-line detection system, a multi-point temperature on-line detection system and a data acquisition system, characterized in that the continuous on-line quality detection The system, multi-point temperature online detection system and data acquisition system are set on the upper part of the heating system through the heat insulation layer. The heating system is composed of an oven, a heater installed in it and a temperature control knob on the side. The system is composed of an electronic balance, a quality sensor and a quality indicator connected by a transmission line. The electronic balance is fixed above the oven, and the tray directly connected to it is located inside the oven through a wall rod connection, and the upper part of the wall rod is fixed on the inside of the electronic balance. On the tray, the multi-point temperature on-line detection system is composed of armored nickel-chromium-constantan thermocouples, temperature sensors and temperature displays connected by transmission lines, and the armored nickel-chromium-constantan thermocouples are connected through the upper opening of the oven. Inserted into the oven, the data acquisition system consists of a temperature sensor and a quality sensor connected to a computer through a transmission line.

Wherein, the wall bars of the tray can be stretched without damping.

Wherein, the heater is located inside the oven and separated by barbed wire, and the heating temperature of the heater is adjusted by a temperature control knob.

Among them, there are 3 pairs of armored nickel-chromium-constantan thermocouples with a diameter of 1mm and a measurement accuracy of ±1°C, which can be inserted into wood, veneer, and medicinal materials.

Wherein, the computer can separately analyze and store the data sent by the temperature sensor and the quality sensor synchronously on the computer data processing system.

The beneficial effect of the utility model is that it can simultaneously meet the requirements for synchronous online detection of the quality of the detected substance such as wood and internal multi-point temperature during the experiment process, and one of them can also be tested separately. The structure is simple and reliable, and the intelligent It is modernized, synchronized and practical, saving time and manpower, and greatly reducing the cost of experiments.

Description of drawings

Fig. 1 is a structural schematic diagram of an on-line synchronous detection of material heating quality and internal multi-point temperature device of the present invention;

Figure 2 is a top view of the device;

Figure 3 and Figure 4 are schematic diagrams of data transmission;

In the figure, 1-oven, 2-heater, 3-temperature control knob, 4-electronic balance, 5-tray, 6-quality sensor, 7-quality indicator, 8-thermocouple, 9-temperature sensor, 10- Temperature display instrument, 11-computer, 12-thin iron wire, 13-heat insulation layer, 14-balance tray.

Detailed ways

The present invention will be further described in detail below by combining figures and specific embodiments.

Embodiment 1, as shown in Figure 1, a kind of on-line synchronous detection material heating quality and internal multi-point temperature device of the utility model, in the process of implementation, at first the oven (1) is transformed, and the quality is installed on the oven (1) respectively. Detection system and temperature detection system, wherein the quality detection system is mainly composed of electronic balance (4), tray (5), quality indicator (7); the temperature detection system is mainly composed of heater (2), armored nickel-chromium-constantan It consists of a thermocouple (8), a temperature sensor (9), a temperature control knob (3), and a temperature display (10). During installation, a heat insulation layer (13) is added between the electronic balance (4) and the oven (1) to avoid the influence of temperature on the weighing data of the electronic balance, and the tray (5) passes through two thin iron wires (12) that can move without damping Welded to the tray (14) of the external balance and placed inside the oven, it is used to hold and dry tiny substances such as wood; the armored nickel-chromium-constantan thermocouple (8) of the temperature tester is located inside the oven (1) , used to insert substances such as wood inside to measure the change of temperature at different positions; when implementing the synchronization test of substance quality and temperature, the temperature indicator (10) and electronic balance (4) should be calibrated first, and then two small pieces of material should be taken Similar materials such as wooden blocks, one piece is placed in the tray (5), and the other piece is drilled with a drill bit with a diameter of about 1mm to drill holes in the wooden block. The position and number of holes can be drilled according to the experimental settings. - Insert constantan thermocouple (8) probes into different holes respectively. The inside of the oven is heated with a heater (2), and the temperature can be adjusted according to the temperature control knob (3) on the oven.

Embodiment 2, as shown in Figures 3 and 4, is a mass change data transmission system and a temperature change data transmission system, mainly consisting of a display (7) (10), a sensor (6) (9) and a computer (11). When the oven is opened and started to work, the quality of the block and the internal temperature will change synchronously, and the data will be displayed by the mass display (7) and temperature tester (10) connected to the electronic balance (4), and the electronic balance (4 ) on the mass indicator (7), temperature indicator (10) and the middle of the computer respectively add sensors (6) (9) can convert the current signal of quality and temperature change into data signal input in the computer (11), the computer The processing software on the computer will analyze and list the two information simultaneously, and the interval of data transmission can be set by computer. This improves data accuracy and enables intelligent testing and processing.

Claims (5)

1. An on-line detection material heating quality and internal multi-point temperature device, comprising heating system, quality continuous on-line detection system, multi-point temperature on-line detection system and data acquisition system four parts, it is characterized in that said quality continuous on-line detection system , The multi-point temperature online detection system and the data acquisition system are set on the upper part of the heating system through the heat insulation layer. The heating system is composed of an oven, a heater installed in it and a temperature control knob on the side. The continuous quality online detection system It is composed of an electronic balance, a quality sensor and a quality indicator connected by a transmission line. The electronic balance is fixed above the oven, and the tray directly connected to it is located inside the oven through a wall bar connection, and the upper part of the wall bar is fixed on the tray inside the electronic balance. In the above, the multi-point temperature online detection system is composed of armored nickel-chromium-constantan thermocouples, temperature sensors and temperature display instruments connected by transmission lines, and the armored nickel-chromium-constantan thermocouples are inserted through the upper opening of the oven Inside the oven, the data acquisition system consists of a temperature sensor and a quality sensor connected to a computer through a transmission line. 2. The device for online detection of substance heating quality and internal multi-point temperature according to claim 1, characterized in that the wall bars of the tray can be expanded and contracted without damping. 3. The online detection material heating quality and internal multi-point temperature device according to claim 1, characterized in that, the heater is located inside the oven and separated by barbed wire, and the heating temperature of the heater is adjusted by the temperature control knob . 4. The on-line detection material heating quality and internal multi-point temperature device according to claim 1, characterized in that there are 3 pairs of armored nickel-chromium-constantan thermocouples with a diameter of 1 mm and a measurement accuracy of ±1 mm. ℃, can be inserted into wood, veneer, and medicinal materials. 5. The on-line detection material heating quality and internal multi-point temperature device according to claim 1, characterized in that, the computer can respectively carry out synchronous analysis on the computer data processing system to the data delivered by the temperature sensor and the quality sensor and store.