12 results about "Metal analysis" patented technology

The utility model relates to metal analysis and detection technical field, concretely relates to a kind of metal composite material analysis and detection instrument, including fixed plate, fixed column, displacement component, feeding plate and detection component, fixed plate side is equipped with fixed column, the fixed column and the fixed plate are all equipped with displacement component, the displacement component is used to control the position of feeding plate and detection component by displacement motor, and then analysis and detection can be better carried out;Feeding plate and detection component are installed on the displacement component, and the detection component is used to analyze and detect metal composite material.

The application relates to the technical field of alkali metal analysis, in particular to a high-alkali coal alkali metal solidification characteristic analysis system, which comprises a boiler combustion system used for burning high-alkali coal to be measured; a collection system used for collecting flue gas, fly ash and ash residue in high-temperature flue gas after high-alkali coal combustion; and a data processing system comprising an alkali metal comprehensive analysis unit and a solidification characteristic analysis unit, wherein the alkali metal comprehensive analysis unit analyzes alkali metal data of the flue gas, alkali metal data of the fly ash and alkali metal data of the ash residue according to the collected flue gas, fly ash and ash residue, and the solidification characteristic analysis unit calculates the solidification characteristic of the high-alkali coal to be measured according to the alkali metal data of the flue gas, the alkali metal data of the fly ash and the alkali metal data of the ash residue. Thus, the problem that the current research on alkali metal solidification characteristics cannot quantitatively analyze alkali metals in flue gas, fly ash and ash residue, leading to inaccurate analysis of high-alkali coal alkali metal solidification characteristics, is solved.

The utility model discloses a metal powder instant dissolving device for metal analysis, and relates to the technical field of metal detection. The grinding cup comprises a shell, a cup body is fixed in the shell, a grinding plate is arranged in the cup body, and a frosted layer is arranged on the lower wall of the grinding plate; a heating wire is arranged between the bottom of the shell and the cup body, a bottom shell is fixed to the lower wall of the shell, mounting sleeves are fixed to the lower wall of the bottom shell in a circumferential array mode, and moving rods are arranged in the mounting sleeves in a clearance fit mode. The grinding plate is extruded through the elastic piece, the grinding plate rotates to grind metal powder so as to improve the dissolving effect, the dissolving temperature is increased through the heating wire, meanwhile, the supporting area is enlarged through the moving rod, and the problems that in the prior art, when powder with the large particle size is dissolved, the dissolving effect is poor, and the dissolving effect is poor are solved. In the dissolving process, the dissolving speed is influenced by the influence of the environment temperature, and meanwhile, potential safety hazards are easily generated due to the toppling of the experiment container.

The invention provides a trace element dynamic calibration method and system of an X fluorescence spectrum precious metal analyzer. According to the method, firstly, in the precious metal analysis process, an internal reference standard is integrated into a precious metal sample; secondly, acquiring X fluorescence spectrum measurement data containing the characteristic signal of the internal reference standard and the characteristic signal of the trace element; comparing the characteristic signal intensity of the internal reference standard with preset reference intensity; finally, the obtained dynamic calibration parameters are used for correcting the trace element characteristic signals to complete dynamic calibration of the trace elements, and according to the technical scheme, instrument drifting and environment interference are effectively overcome, and the accuracy and result reliability of precious metal trace element analysis are improved.

The invention discloses a children liver injury and atmospheric heavy metal analysis system based on big data, relates to the technical field of children health monitoring, and aims to solve the problem that the risk of liver injury caused by atmospheric heavy metal exposure is more difficult to find and intervene in time for special children groups in the prior art. The system comprises a plurality of atmospheric heavy metal monitoring sensors, a liver injury data acquisition terminal, a data repeater, a big data analysis module and a visualization module, the atmosphere heavy metal monitoring sensor is used for collecting the heavy metal content in the atmosphere; and the liver injury data acquisition terminal is used for acquiring optical data of fingertip capillaries of special children so as to analyze liver function indexes. The method has the advantage that the risk of liver injury caused by atmospheric heavy metal exposure can be found and intervened in time for special children.

The utility model discloses a waste gas heavy metal collecting device in a high-temperature environment. The waste gas heavy metal collecting device comprises a cooling bin, a three-way collecting pipe and a metal analyzer, according to the device, cooling liquid is guided in from the water inlet until the whole cooling bin is filled, the negative pressure pump works, quantitative smoke is guided in from the collecting port and then transferred into the three-way collecting pipe through the spiral pipe and the third port, the spiral pipe guarantees the contact area of the smoke and the cooling liquid, and therefore the smoke is effectively cooled, and the cooling efficiency is improved. High-temperature flue gas is prevented from affecting normal work of the metal analyzer, flue gas in the three-way collecting pipe is detected through the metal analyzer, the front cover can be separated by subsequently separating the locking rod, and the spiral pipe can be independently disassembled and assembled by separating the collecting opening and the flange assembly between the input end of the negative pressure pump and the spiral pipe. The convenience in cleaning or replacement of the spiral pipe is ensured, so that the convenience in use of the high-temperature waste gas heavy metal collecting device is improved.

The invention discloses a metal structure crack energy efficiency degradation early warning method based on industrial big data, and relates to the technical field of metal analysis, and the method comprises the following steps: installing a strain and temperature sensor on the surface of a flange bolt, collecting high-frequency data in real time, and eliminating signal noise; virtual strain caused by temperature is separated from the original strain, and pure mechanical strain is extracted; dynamically calculating the axial force and the loss rate of the axial force relative to the initial pre-tightening force; the axial force loss rate is substituted into the fracture mechanical model, and the actual crack depth is solved through stress intensity factor iteration; combining the fracture toughness and the real-time temperature of the material to construct a self-adaptive early warning threshold value, and monitoring the loss rate overrun and the crack growth rate; multi-bolt axial force distribution is analyzed, abnormal bolt clusters are identified in a clustering mode, risk positions are marked in the digital twin model, and a work order is generated. Through a temperature strain decoupling and axial force crack depth equivalent conversion mechanism, crack initiation can be identified on line under the condition that the flange structure is shielded.

The invention relates to a gas-liquid separation device for atomic fluorescence analysis and an atomic fluorescence heavy metal analyzer, the gas-liquid separation device comprises a tubular shell, the tubular shell is provided with a gas outlet and a liquid outlet, and the tubular shell is sequentially divided into a first cavity section, a second cavity section, a third cavity section and a fourth cavity section from bottom to top in the axial direction of the tubular shell; the second cavity section is communicated with the first cavity section through a first communicating pipe, an air inlet of the tubular shell is located in the second cavity section, the second cavity section is communicated with the third cavity section through a second communicating pipe, and a condensation cap is arranged at the air outlet end of the second communicating pipe to form a condensation channel communicated with the third cavity section. A liquid outlet of the third cavity section is communicated with the first cavity section through a first liquid discharge pipe; the third cavity section is communicated with the fourth cavity section through a third communicating pipe, the fourth cavity section is provided with a bent condensation channel, and a liquid outlet of the fourth cavity section is communicated with the first cavity section through a second liquid outlet pipe. The gas-liquid separation degree can be effectively improved, and the analysis precision can be improved.

The invention provides a precious metal and rare metal component content analyzer, which relates to the field of metal analyzers, and is characterized by comprising an analyzer body, a main control unit, a multi-frequency impedance detection unit, a conductivity detection unit, a display unit and a power supply unit, the main control unit is electrically connected with the multi-frequency impedance detection unit, the conductivity detection unit, the display unit and the power supply unit. The method has the advantages that the multi-frequency impedance and conductivity complementary detection technology is adopted, six kinds of high-value metal such as gold, silver, tungsten and molybdenum can be accurately recognized, and the detection error is not larger than 5%. Compared with traditional equipment, the cost of the whole machine is extremely low (lower than 200 yuan), and the machine is radiation-free, lossless and free of reagents. Besides, the instrument is designed to be portable and handheld, a built-in battery is used for supplying power, the instrument is particularly suitable for outdoor mobile recovery scenes, the problems that existing equipment is expensive, has radiation or is narrow in detection range are solved, and rapid, low-cost and high-precision on-site sorting and pricing are achieved.

The utility model discloses a metal block slitting device for metal analysis, and relates to the technical field of metal slitting. The cutting device comprises a clamping table and a cutting component, the clamping table comprises a vertical clamping assembly and a side jacking assembly, the cutting component comprises a cutting motor, a pushing air cylinder and a scrap splashing preventing assembly, a vertical plate is fixedly arranged on the table top of the clamping table, and the telescopic end of the pushing air cylinder is fixedly connected to a motor sleeve on the outer side of the cutting motor. The chipping anti-splashing assembly is connected to the outer side of a cutting blade on an output shaft of the cutting motor in a sleeving mode, the vertical clamping assembly is installed on the table top of the clamping table, and the side jacking assembly is installed on the plate face of a vertical plate. A sample is clamped through a movable clamping arm and a fixed clamping arm in the vertical clamping assembly, so that an ejecting disc in the side ejecting assembly is used for ejecting one end of the sample, and a cut and separated part is prevented from flying out to injure personnel; splashing crushed materials generated by cutting are blocked through the blade cover and fall down from the crushed material opening of the clamping table along the chip blocking curtain cloth on the two sides so that the crushed materials can be conveniently collected.

The application discloses a lake bottom sludge heavy metal analysis and detection device, relates to the technical field of lake bottom sludge heavy metal analysis and detection by using optical means, and discloses a lake bottom sludge heavy metal analysis and detection device, which comprises a detection box body, and a protection door is hinged to the front side of the detection box body. In the process of analyzing and detecting the lake bottom sludge heavy metal by means of ultraviolet light irradiation, the mutual cooperation of the liquid supply assembly, the lifting assembly and the transmission assembly enables the detector, the ultraviolet light source and the monochromator to always be located in the middle position of the liquid along with the rising of the sludge heavy metal solution liquid level in the sample pool, the influence of the liquid level on the light irradiation in the detection process is reduced through the control of the detection position, the accuracy of the detection is ensured, and in the detection process, the sludge heavy metal solution liquid level in the sample pool is extruded by the pressure supply assembly, the fluctuation range of the sludge heavy metal solution is reduced, and the accuracy of the detection is further ensured.