CN117589750A - Petroleum coke component analysis and detection device based on LIBS technology - Google Patents

Petroleum coke component analysis and detection device based on LIBS technology Download PDF

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Publication number
CN117589750A
CN117589750A CN202410073870.5A CN202410073870A CN117589750A CN 117589750 A CN117589750 A CN 117589750A CN 202410073870 A CN202410073870 A CN 202410073870A CN 117589750 A CN117589750 A CN 117589750A
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China
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fixed
plate
contact pin
petroleum coke
frame
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CN202410073870.5A
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Chinese (zh)
Inventor
孙卫林
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Shandong Zhigu Carbon Research Institute Co ltd
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Shandong Zhigu Carbon Research Institute Co ltd
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Priority to CN202410073870.5A priority Critical patent/CN117589750A/en
Publication of CN117589750A publication Critical patent/CN117589750A/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/10—Pre-processing; Data cleansing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/2206—Combination of two or more measurements, at least one measurement being that of secondary emission, e.g. combination of secondary electron [SE] measurement and back-scattered electron [BSE] measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/213—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods
    • G06F18/2135—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods based on approximation criteria, e.g. principal component analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
    • G06F18/2411—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches based on the proximity to a decision surface, e.g. support vector machines
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/243—Classification techniques relating to the number of classes
    • G06F18/24323—Tree-organised classifiers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N2021/0106—General arrangement of respective parts
    • G01N2021/0112—Apparatus in one mechanical, optical or electronic block

Abstract

The invention discloses a petroleum coke component analysis and detection device based on LIBS technology, which relates to the technical field of petroleum coke component analysis and detection and adopts the following proposal that the device comprises a spectrometer, wherein the spectrometer is a laser-induced breakdown spectrometer, also called LIBS, a mounting frame is fixed outside the spectrometer, and a contact pin is fixed on one side of the mounting frame; the deep material taking mechanism is arranged on the contact pin and comprises a frame sleeved outside the contact pin, a plurality of baffles are fixed at the top of the frame, a plurality of feed inlets are formed in the top of the contact pin, and the deep material taking mechanism is inserted into different depths through the contact pin; according to the invention, the petroleum coke materials with different depths of the petroleum coke stack are obtained, and the petroleum coke materials with different depths are sequentially detected, so that the detection is more comprehensive, the materials with different depths do not need to be manually excavated as samples, the time and the labor are saved, and the detection efficiency is very high.

Description

Petroleum coke component analysis and detection device based on LIBS technology
Technical Field
The invention relates to the technical field of petroleum coke component analysis and detection, in particular to a petroleum coke component analysis and detection device based on LIBS technology.
Background
The vacuum residuum of petroleum is cracked and coked by a coking device at 500-550 ℃ to generate black solid coke. It is generally considered to be an amorphous carbon body or a highly aromatized polymer carbide containing a carbon body of needle-like or granular structure of fine graphite crystals.
LIBS is short for laser-induced breakdown spectroscopy, plasma is formed by focusing the surface of a sample by ultra-short pulse laser, and the plasma emission spectrum is analyzed by a spectrometer to identify element components in the sample, so that the identification, classification, qualitative and quantitative analysis of materials can be performed, and the existing spectrometer comprises a handheld spectrometer and a desk-top spectrometer.
In the prior art, the petroleum coke component detection is carried out by removing the petroleum coke pile position through a handheld spectrometer, taking the petroleum coke material on the surface of the petroleum coke pile, and then starting the spectrometer to carry out component detection.
Disclosure of Invention
The invention provides a petroleum coke component analysis and detection device based on LIBS technology, which aims to solve the defects in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the petroleum coke component analysis and detection device based on the LIBS technology comprises a spectrometer, wherein the spectrometer is a laser-induced breakdown spectrometer, also called LIBS, a mounting frame is fixed outside the spectrometer, and a contact pin is fixed on one side of the mounting frame;
the deep material taking mechanism is installed on the contact pin and comprises a frame sleeved outside the contact pin, a plurality of baffles are fixed at the top of the frame, a plurality of feed inlets are formed in the top of the contact pin, and the deep material taking mechanism is inserted into the contact pin through the contact pin to different depths, so that materials enter the contact pin through the feed inlets at different positions to obtain the materials at different depths;
the cleaning mechanism is arranged on the contact pin and comprises a top plate and a bottom plate, a plurality of connecting rods are fixed between the top plate and the bottom plate, a cleaning brush is fixed at the top of the top plate, and the cleaning mechanism slides out of the contact pin after detection, so that the detection of the material at the next depth is facilitated, and meanwhile, the cleaning brush cleans the material at the detection head of the spectrometer when the cleaning brush moves downwards, so that the components affecting the material at the next depth are avoided;
the driving mechanism is arranged on one side of the contact pin;
the stop mechanism is arranged on the contact pin and comprises a connecting plate and a plurality of stop plates, a limiting block is fixed at the top of each stop plate, one side of the connecting plate is fixedly provided with a first L-shaped limiting plate, a second L-shaped limiting plate and a third L-shaped limiting plate, the stop mechanism stores materials of each depth independently, and the materials are released in sequence when needing to be detected, so that detection of multi-depth petroleum coke materials is realized.
Further, the deep material taking mechanism further comprises a first handle fixed at the bottom of the frame, a plurality of balls are rotatably connected to the inner wall of the frame, friction force between the frame and the contact pins is reduced by the balls, sliding grooves are formed in two sides of the contact pins, sliding blocks are sleeved in the sliding grooves, springs are fixed to the inner walls of the sliding grooves, the other ends of the springs are fixedly connected with the sliding blocks, and the sliding blocks are fixedly connected with the inner walls of the frame.
Further, the deep material taking mechanism further comprises a C-shaped frame which is rotatably connected to the top of the contact pin, a second handle is fixed to the top of the C-shaped frame, and two support plates are fixed to the bottom of the C-shaped frame.
Further, the cleaning mechanism further comprises a top plate opening formed in the top of the contact pin, the top plate is sleeved in the top plate opening, a bottom plate opening is formed in the bottom of the contact pin, the bottom plate is sleeved in the bottom plate opening, and a movable frame is fixed at the bottom of the bottom plate.
Further, the cleaning mechanism further comprises a first fixed plate fixed on one side of the contact pin, a first reciprocating screw rod is rotatably connected to the inside of the first fixed plate, a first unidirectional gear is arranged on the outer portion of the first reciprocating screw rod, a first guide rod is fixed to the top of the first fixed plate, the first guide rod is sleeved in the movable frame, and a first thread sleeve of the reciprocating screw rod is arranged in the movable frame.
Further, the driving mechanism comprises a motor fixing plate fixed on one side of the contact pin, a motor is fixed at the bottom of the motor fixing plate, a first gear is fixed at the output shaft end of the motor, and one side of the first gear is meshed with the first unidirectional gear.
Further, the striker mechanism further comprises a moving plate fixed with one side of the connecting plate, a second fixing plate is fixed on one side of the contact pin, a second reciprocating screw is rotatably connected to one side of the second fixing plate, a third fixing plate is sleeved on one side of the contact pin, a second guide rod is fixedly arranged on one side of the second reciprocating screw, an L-shaped fixing plate is fixedly arranged on one side of the contact pin, the second reciprocating screw is rotatably connected to the inside of the L-shaped fixing plate, a rotating shaft is rotatably connected to the inside of the L-shaped fixing plate, a second bevel gear is fixedly arranged on one end of the rotating shaft, one side of the second bevel gear is meshed with the first bevel gear, a second unidirectional gear is mounted on the other end of the rotating shaft, one side of the second unidirectional gear is meshed with the first gear, a third fixing plate is fixedly arranged on one side of the contact pin, a second guide rod is fixedly arranged on one side of the third fixing plate, and is sleeved inside the moving plate, and the first unidirectional gear is reversely rotated with the second unidirectional gear.
Further, the motor is electrically connected with a controller in the spectrometer.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the depth material taking mechanism is arranged and inserted into different depths through the contact pins, so that materials enter the contact pins through the feed inlets at different positions, and the materials with different depths are obtained.
2. According to the invention, the detected material slides out of the contact pin through the mounting and cleaning mechanism, so that the material at the next depth is convenient to detect, and meanwhile, the cleaning brush cleans the material of the spectrometer detection head when the cleaning brush moves downwards, so that the components of the material at the next depth are prevented from being influenced by residues.
3. According to the invention, the material of each depth is stored independently by installing the material blocking mechanism, and is released in sequence when detection is needed, so that the detection of the multi-depth petroleum coke material is realized.
To sum up, this equipment modern design, easy operation, this equipment acquire the petroleum coke material of different degree of depth of petroleum coke heap to detect the petroleum coke material of different degree of depth in proper order, detect more comprehensively, need not the manual work moreover to excavate the material of different degree of depth as the sample, labour saving and time saving more, detection efficiency is also very high.
Drawings
Fig. 1 is a schematic diagram of a first overall three-dimensional structure of a petroleum coke component analysis and detection device based on the LIBS technology according to embodiment 1 of the present invention;
fig. 2 is a schematic diagram of a feed inlet structure of a deep reclaiming mechanism of a petroleum coke component analysis and detection device based on the LIBS technology according to embodiment 1 of the present invention;
fig. 3 is a schematic diagram of a second overall three-dimensional structure of a petroleum coke component analysis and detection device based on the LIBS technology according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of the structure of FIG. 1 at A partially enlarged;
FIG. 5 is a schematic view of the structure of FIG. 2 at B in a partially enlarged manner;
FIG. 6 is a schematic view of the structure of FIG. 3 in a partially enlarged form at C;
FIG. 7 is a schematic view of the structure of FIG. 1 in a partially enlarged form at D
Fig. 8 is a schematic cross-sectional structure of a petroleum coke component analysis and detection device based on the LIBS technology according to embodiment 1 of the present invention;
fig. 9 is a system block diagram of a petroleum coke component analysis and detection device based on the LIBS technology according to embodiment 2 of the present invention.
In the figure: 1. a spectrometer; 2. a mounting frame; 3. a contact pin; 4. a deep material taking mechanism; 41. a frame; 43. a baffle; 44. a first handle; 45. a C-shaped frame; 46. a second handle; 47. a support plate; 48. a feed inlet; 5. a cleaning mechanism; 51. a top plate; 52. a bottom plate; 53. a connecting rod; 54. a cleaning brush; 55. a moving rack; 56. a first guide rod; 57. a reciprocating screw I; 58. a first fixing plate; 59. one-way gear I; 6. a driving mechanism; 61. a motor fixing plate; 62. a motor; 63. a first gear; 7. a material blocking mechanism; 71. a striker plate; 72. a second fixing plate; 73. a reciprocating screw II; 74. bevel gears I; 75. a rotating shaft; 76. bevel gears II; 77. a second unidirectional gear; 78. an L-shaped fixing plate; 79. a moving plate; 710. a fixing plate III; 711. a second guide rod; 712. a connecting plate; 713. an L-shaped limiting plate I; 714. an L-shaped limiting plate II; 715. and the L-shaped limiting plate III.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1: referring to fig. 1-8: the petroleum coke component analysis and detection device based on the LIBS technology comprises a spectrometer 1, wherein the spectrometer 1 is a laser-induced breakdown spectrometer, also called LIBS, a mounting frame 2 is fixed outside the spectrometer 1, and a contact pin 3 is fixed on one side of the mounting frame 2;
the deep material taking mechanism 4 is arranged on the contact pin 3, the deep material taking mechanism 4 comprises a frame 41 sleeved outside the contact pin 3, a plurality of baffles 43 are fixed at the top of the frame 41, a plurality of feed inlets 48 are formed in the top of the contact pin 3, and the deep material taking mechanism 4 is inserted into different depths through the contact pin 3, so that materials enter the contact pin 3 through the feed inlets 48 at different positions, and material acquisition at different depths is realized;
the cleaning mechanism 5 is arranged on the contact pin 3, the cleaning mechanism 5 comprises a top plate 51 and a bottom plate 52, a plurality of connecting rods 53 are fixed between the top plate 51 and the bottom plate 52, a cleaning brush 54 is fixed at the top of the top plate 51, the cleaning mechanism 5 slides the detected material out of the contact pin 3, the detection of the material with the next depth is facilitated, and meanwhile, the cleaning brush 54 cleans the material detected by the detection head of the spectrometer 1 when the cleaning brush moves downwards, so that the components affecting the material with the next depth are avoided;
the driving mechanism 6 is arranged on one side of the contact pin 3;
the material blocking mechanism 7 is arranged on the contact pin 3, the material blocking mechanism 7 comprises a connecting plate 712 and a plurality of material blocking plates 71, a limiting block is fixed at the top of each material blocking plate 71, one side of the connecting plate 712 is fixedly provided with a first L-shaped limiting plate 713, a second L-shaped limiting plate 714 and a third L-shaped limiting plate 715, the material blocking mechanism 7 stores materials of each depth independently, and the materials are released in sequence when detection is needed, so that the detection of multi-depth petroleum coke materials is realized;
the deep material taking mechanism 4 further comprises a first handle 44 fixed at the bottom of the frame 41, the inner wall of the frame 41 is rotationally connected with a plurality of balls, friction force between the frame 41 and the contact pin 3 is reduced by the balls, sliding grooves are formed in two sides of the contact pin 3, sliding blocks are sleeved in the sliding grooves, springs are fixed on the inner walls of the sliding grooves, the other ends of the springs are fixedly connected with the sliding blocks, and the sliding blocks are fixedly connected with the inner walls of the frame 41;
the deep material taking mechanism 4 further comprises a C-shaped frame 45 rotatably connected to the top of the contact pin 3, a second handle 46 is fixed to the top of the C-shaped frame 45, and two support plates 47 are fixed to the bottom of the C-shaped frame 45;
the cleaning mechanism 5 further comprises a top plate opening formed in the top of the contact pin 3, the top plate 51 is sleeved in the top plate opening, the bottom plate opening is formed in the bottom of the contact pin 3, the bottom plate 52 is sleeved in the bottom plate opening, and the bottom of the bottom plate 52 is fixedly provided with a movable frame 55;
the cleaning mechanism 5 further comprises a first fixing plate 58 fixed on one side of the contact pin 3, a first reciprocating screw rod 57 is rotatably connected to the inside of the first fixing plate 58, a first unidirectional gear 59 is arranged outside the first reciprocating screw rod 57, a first guide rod 56 is fixed to the top of the first fixing plate 58, the first guide rod 56 is sleeved in the movable frame 55, and the first reciprocating screw rod 57 is sleeved in the movable frame 55 in a threaded mode;
the driving mechanism 6 comprises a motor fixing plate 61 fixed on one side of the contact pin 3, a motor 62 is fixed at the bottom of the motor fixing plate 61, a first gear 63 is fixed at the output shaft end of the motor 62, and one side of the first gear 63 is meshed with a first unidirectional gear 59;
the stop mechanism 7 further comprises a moving plate 79 fixed on one side of the connecting plate 712, a second fixing plate 72 is fixed on one side of the pin 3, a second reciprocating screw 73 is rotatably connected to one side of the second fixing plate 72, the second reciprocating screw 73 is sleeved outside the moving plate 79, a first bevel gear 74 is fixed on one end of the second reciprocating screw 73, an L-shaped fixing plate 78 is fixed on one side of the pin 3, the second reciprocating screw 73 is rotatably connected inside the L-shaped fixing plate 78, a rotating shaft 75 is rotatably connected inside the L-shaped fixing plate 78, a second bevel gear 76 is fixed on one end of the rotating shaft 75, one side of the second bevel gear 76 is meshed with the first bevel gear 74, a second unidirectional gear 77 is mounted on the other end of the rotating shaft 75, one side of the second unidirectional gear 77 is meshed with the first gear 63, a third fixing plate 710 is fixed on one side of the pin 3, a second guide rod 711 is sleeved inside the moving plate 79, and the first unidirectional gear 59 and the second unidirectional gear 77 drives the shaft to rotate in opposite directions;
the motor 62 is electrically connected to a controller within the spectrometer 1.
Example 2: referring to fig. 9: the embodiment provides a technical scheme based on the embodiment 1: the device comprises a laser, a plurality of reflectors, a sampling assembly, an optical collector, a spectrometer 1, a digital delay device and a computer, wherein the optical collector, the spectrometer 1, the digital delay device and the laser are sequentially and electrically connected, the host is electrically connected with the spectrometer 1, the reflectors and the sampling assembly are sequentially arranged at one side of the laser, pulse laser generated by the laser reaches the sampling assembly through the reflectors, and the optical collector is arranged at the outer side of the sampling assembly and is used for collecting light emitted by the assembly;
the sampling assembly comprises a plurality of focusing lenses, a sampling platform and a connecting rod 53, wherein a plurality of focusing lenses are arranged on the sampling platform through the connecting rod 53, the focal lengths of a plurality of focusing lenses are different, a plurality of focusing lenses are arranged on the connecting rod 53 from top to bottom, and a plurality of focusing lenses can rotate by taking the connecting rod 53 as an axis.
Working principle: the spectrometer 1 is held and started, the contact pin 3 is inserted into petroleum coke materials to be detected, after the contact pin 3 is inserted into a certain depth, the second handle 46 is broken off to one side, the second handle 46 drives the C-shaped frame 45 to rotate around a connecting point, then the C-shaped frame 45 drives the supporting plate 47 to rotate, the supporting plate 47 supports the frame 41 at the moment, the supporting plate 47 is out of support after rotation, springs in the sliding groove are in a compressed state when being supported, the sliding block can push the sliding block to move in the sliding groove after being not supported, the sliding block can drive the frame 41 to slide on the contact pin 3, meanwhile, a detector pulls the first handle 44 to drive the frame 41 to move, the baffle 43 is driven to move by sliding of the frame 41, the baffle 43 blocks the feeding holes 48 when being supported, after the movement, the feeding holes 48 are opened, a plurality of feeding holes 48 correspond to petroleum coke materials with different depths, and materials near different feeding holes 48 enter the contact pin 3 through the feeding holes 48, isolating materials with different depths by a plurality of baffle plates 71, manually extracting the pin 3, resetting the supporting plate 47 through the handle II 46, resetting the frame 41, compressing the spring again, stopping the feed inlet 48 again, controlling the motor 62 to drive the gear I63 to rotate positively by the spectrometer 1, driving the unidirectional gear II 77 and the unidirectional gear I59 to rotate for a certain number of turns by the gear I63, driving the unidirectional gear II 77 to rotate in the opposite direction with the unidirectional gear II 77, driving the rotating shaft 75 to rotate by the rotation of the unidirectional gear II 77 because of the characteristic of the unidirectional gear, rotating the unidirectional gear I59, driving the bevel gear II 76 to rotate by the rotation of the rotating shaft 75, driving the bevel gear I74 to rotate by the bevel gear II 76, driving the reciprocating screw II 73 to rotate by the bevel gear I74, driving the connecting plate 712 to move by the rotation of the reciprocating screw II 73, driving the connecting plate 712 to rotate by the connecting plate 712 to drive the L-shaped limiting plate I713, the L-shaped limiting plate II 714 and the L-shaped limiting plate III 715 move, because the widths of the three L-shaped limiting plates are different, after a certain number of turns, the L-shaped limiting plate I713 moves away to release the limit on the first baffle plate 71, so that the baffle plate 71 moves downwards to open a material passing hole due to gravity, then the material with the first layer depth passes through the baffle plate 71 to slide to a detection head of the spectrometer 1 (a contact pin 3 is required to incline upwards to facilitate sliding during blanking detection), then the spectrometer 1 starts to detect petroleum coke with the first depth, after detection, the motor 62 drives the gear I63 to rotate reversely, the gear I63 rotates reversely to enable the first one-way gear 59 to drive the reciprocating screw I57 to rotate, the moving frame 55 moves downwards, the bottom plate 52 connected with the moving frame 55 moves downwards, the bottom plate 52 drives the top plate 51 and the cleaning brush 54 through the connecting rod 53, after the bottom plate 52 opens an opening, the material slides out of the contact pin 3 from the bottom plate opening, the cleaning brush 54 moves downwards to clean the detection head, residual petroleum coke is avoided, the petroleum coke is influenced by detecting the petroleum coke with the next depth, the reciprocating motor 57 rotates forwards to enable the reciprocating screw 52 and then the reciprocating screw 52 and the top plate 51 rotates forwards to rotate forwards according to the same depth as the first step, and the petroleum coke is not detected, and the petroleum coke is continuously detected by the depth of the second step is continuously different from the depth of the top plate.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (8)

1. The petroleum coke component analysis and detection device based on the LIBS technology comprises a spectrometer (1), and is characterized in that an installation frame (2) is fixed outside the spectrometer (1), and a contact pin (3) is fixed on one side of the installation frame (2);
the deep material taking mechanism (4), the deep material taking mechanism (4) is arranged on the contact pin (3), the deep material taking mechanism (4) comprises a frame (41) sleeved outside the contact pin (3), a plurality of baffles (43) are fixed at the top of the frame (41), and a plurality of feed inlets (48) are formed in the top of the contact pin (3);
the cleaning mechanism (5), the cleaning mechanism (5) is arranged on the contact pin (3), the cleaning mechanism (5) comprises a top plate (51) and a bottom plate (52), a plurality of connecting rods (53) are fixed between the top plate (51) and the bottom plate (52), and a cleaning brush (54) is fixed at the top of the top plate (51);
a driving mechanism (6), wherein the driving mechanism (6) is arranged at one side of the contact pin (3);
the stop mechanism (7), stop mechanism (7) is installed on contact pin (3), stop mechanism (7) are including connecting plate (712) and a plurality of striker plate (71), the top of striker plate (71) is fixed with the stopper, one side of connecting plate (712) is fixed with L type limiting plate one (713), L type limiting plate two (714) and L type limiting plate three (715).
2. The petroleum coke component analysis and detection device based on the LIBS technology according to claim 1, wherein the deep taking mechanism (4) further comprises a first handle (44) fixed at the bottom of the frame (41), a plurality of balls are rotatably connected to the inner wall of the frame (41), sliding grooves are formed in two sides of the contact pin (3), sliding blocks are sleeved in the sliding grooves, springs are fixed to the inner walls of the sliding grooves, the other ends of the springs are fixedly connected with the sliding blocks, and the sliding blocks are fixedly connected with the inner walls of the frame (41).
3. The petroleum coke component analysis and detection device based on the LIBS technology according to claim 1, wherein the deep taking mechanism (4) further comprises a C-shaped frame (45) rotatably connected to the top of the contact pin (3), a handle II (46) is fixed to the top of the C-shaped frame (45), and two support plates (47) are fixed to the bottom of the C-shaped frame (45).
4. The petroleum coke component analysis and detection device based on the LIBS technology according to claim 1, wherein the cleaning mechanism (5) further comprises a top plate opening formed in the top of the contact pin (3), the top plate (51) is sleeved in the top plate opening, a bottom plate opening is formed in the bottom of the contact pin (3), the bottom plate (52) is sleeved in the bottom plate opening, and a movable frame (55) is fixed at the bottom of the bottom plate (52).
5. The petroleum coke component analysis and detection device based on the LIBS technology according to claim 4, wherein the cleaning mechanism (5) further comprises a first fixing plate (58) fixed on one side of the contact pin (3), a first reciprocating screw (57) is rotatably connected to the inside of the first fixing plate (58), a one-way gear (59) is mounted on the outside of the first reciprocating screw (57), a first guide rod (56) is fixed to the top of the first fixing plate (58), the first guide rod (56) is sleeved inside the movable frame (55), and the first reciprocating screw (57) is threadedly sleeved inside the movable frame (55).
6. The petroleum coke component analysis and detection device based on the LIBS technology according to claim 5, wherein the driving mechanism (6) comprises a motor fixing plate (61) fixed on one side of the contact pin (3), a motor (62) is fixed at the bottom of the motor fixing plate (61), a gear I (63) is fixed at the output shaft end of the motor (62), and one side of the gear I (63) is meshed with the unidirectional gear I (59).
7. The petroleum coke component analysis and detection device based on LIBS technology according to claim 1, wherein the dam mechanism (7) further comprises a moving plate (79) fixed on one side of the connecting plate (712), a second fixing plate (72) is fixed on one side of the pin (3), a second reciprocating screw (73) is rotatably connected on one side of the second fixing plate (72), the second reciprocating screw (73) is sleeved outside the moving plate (79) in a threaded manner, a bevel gear (74) is externally fixed on one end of the second reciprocating screw (73), an L-shaped fixing plate (78) is fixed on one side of the pin (3), the second reciprocating screw (73) is rotatably connected inside the L-shaped fixing plate (78), a rotating shaft (75) is rotatably connected inside the L-shaped fixing plate (78), a second bevel gear (76) is externally fixed on one end of the rotating shaft (75), one side of the second bevel gear (76) is meshed with the first bevel gear (74), a one-way gear (77) is externally mounted on the other end of the rotating shaft (75), a second one-way gear (77) is meshed with the first bevel gear (710), one side of the first bevel gear (76) is rotatably fixed on one side of the pin (3), the second guide rod (711) is sleeved inside the moving plate (79).
8. The petroleum coke composition analysis and detection device based on the LIBS technology according to claim 1, wherein the motor (62) is electrically connected with a controller in the spectrometer (1).
CN202410073870.5A 2024-01-18 2024-01-18 Petroleum coke component analysis and detection device based on LIBS technology Pending CN117589750A (en)

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