A kind of solid waste standard substance analysis detection device and detection method thereof

Abstract

The present invention belongs to the technical field of solid waste standard substance analysis, and specifically is a solid waste standard substance analysis and detection device and a detection method thereof; comprising: an X-ray fluorescence spectrometer, the X-ray fluorescence spectrometer can perform elemental analysis and chemical analysis on a substance; the solid waste standard substance analysis and detection device also comprises: an automatic sample delivery unit; the present invention requires a staff member to first put a powder sample into each sample tray, and then a pressing block descends to press the powder sample, and after pressing, the pressing block is reset; then a telescopic rod No. 1 pointing to a detection area is extended, at which time the electromagnet in the arc block is energized, and the sample tray is brought into the detection area and then put down and reset, and after detection, the telescopic rod No. 1 continues to extend, and the arc block continues to adsorb the sample tray and reset, and then the No. 1 tray is rotated to place the next sample tray directly opposite the detection area, and so on.

Description

Technical Field

[0001] The present invention belongs to the technical field of solid waste standard substance analysis, and in particular is a solid waste standard substance analysis detection device and a detection method thereof. Background Art

[0002] Solid waste standard material analysis is a vital task, which is of great significance to environmental protection, resource utilization and compliance with relevant laws and regulations; solid waste standard material analysis mainly involves accurate determination and evaluation of chemical composition, physical properties and pollutant content in various solid waste samples; in solid waste standard material analysis, X-ray fluorescence spectrometer is needed;

[0003] When using X-ray fluorescence spectrometers to perform elemental analysis and chemical analysis on substances, manual sample delivery is usually used, which is time-consuming and labor-intensive, and has a low degree of automation. In addition, for powdered solid samples, a pressing step must first be performed in a specific pressing machine, which is even more time-consuming and labor-intensive.

[0004] In view of this, the present invention solves the above technical problems by proposing a solid waste standard substance analysis and detection device and a detection method thereof. Summary of the invention

[0005] In order to make up for the shortcomings of the prior art, the present invention provides a solid waste standard substance analysis and detection device and a detection method thereof, which can automatically compress powdered samples and send them to an X-ray fluorescence spectrometer for detection.

[0006] The technical solution adopted by the present invention to solve its technical problems is: a device for analyzing and detecting solid waste standard substances, including: an X-ray fluorescence spectrometer, which can perform elemental analysis and chemical analysis on substances; the device for analyzing and detecting solid waste standard substances also includes: an automatic sample delivery unit, which is provided in the X-ray fluorescence spectrometer, and the automatic sample delivery unit can automatically press powdered samples and deliver them to the X-ray fluorescence spectrometer for detection; it saves time and effort and has a high degree of automation.

[0007] Preferably, the automatic sample delivery unit comprises: a No. 1 column, the interior of the X-ray fluorescence spectrometer is divided into a detection area and a sample delivery area, the bottom of the sample delivery area is rotatably connected to the No. 1 column; the No. 1 column can rotate; a No. 1 plate, the top of the No. 1 column is fixedly connected to the No. 1 plate, and the top center of the No. 1 plate is fixedly connected to a connecting column; a No. 1 telescopic rod, a plurality of No. 1 telescopic rods are arranged around the connecting column, the other end of each of the No. 1 telescopic rods is fixedly connected to an arc block, and an electromagnet is arranged inside the arc block; each of the arc blocks is correspondingly provided with a sample plate, and the No. 1 telescopic rods are fixedly connected to the other end of each of the No. 1 telescopic rods, and an electromagnet is arranged inside the arc block; each of the arc blocks is correspondingly provided with a sample plate, and the No. 1 telescopic rods are fixedly connected to the ... When the electromagnet inside the arc block is energized, it can adsorb the sample tray, otherwise the sample tray is separated from the arc block; a pressing block, a plurality of hollow blocks are fixedly connected inside the X-ray fluorescence spectrometer and located at the top of the sample delivery area, and each of the hollow blocks corresponds to the sample tray one by one in position and quantity; a No. 1 block is fixedly connected to the bottom of each of the hollow blocks, a No. 2 block is slidably connected inside the No. 1 block, and a pressing block is fixedly connected to the bottom of each of the No. 2 blocks, and the No. 2 block can be extended and retracted relative to the No. 1 block; the pressing block can extend into the corresponding sample tray to press the powdered sample.

[0008] Preferably, the bottom of the hollow block is rotatably connected to the block body, a No. 1 motor is fixedly connected to the top of the sample delivery area and located inside each hollow block, and the output shaft of the No. 1 motor is fixedly connected to the bottom of the hollow block;

[0009] At the initial position and after each subsequent rotation of the No. 1 column, there is a No. 1 telescopic rod, an arc block and a sample tray facing the detection area, and at the initial position, the pressing block is located directly above each sample tray; the staff first puts the powder sample into each sample tray, and then the pressing block descends to press the powder sample, and after pressing, the pressing block is reset; then the No. 1 telescopic rod pointing directly at the detection area is extended, and the electromagnet in the arc block is energized at this time, bringing the sample tray into the detection area and then putting it down and resetting it. After the detection, the No. 1 telescopic rod continues to extend, and the arc block continues to adsorb the sample tray and reset, and then the No. 1 tray rotates to place the next sample tray facing the detection area, and so on; the No. 1 motor can drive the pressing block to rotate. This setting is suitable for the samples placed in block shape. When the samples placed in block shape, the upper surface of the sample is required to be flat, so the pressing block rotates to grind the upper surface to make it flat, and can also remove oxide layers, dirt, etc. for the block sample to be tested, thereby realizing integrated grinding and testing.

[0010] Preferably, a driving rod is rotatably connected inside the No. 1 column, the bottom of which is rotatably connected to the bottom of the sample delivery area and extends into the X-ray fluorescence spectrometer, and a motor is arranged in the X-ray fluorescence spectrometer to drive the driving rod to rotate, the top of the driving rod passes through the No. 1 column and the No. 1 disk, extends to the inside of the connecting column and is fixedly connected to a No. 1 bevel gear, each of the No. 1 telescopic rods is rotatably connected to the connecting column and a No. 2 bevel gear is fixedly connected at its end, each of the No. 2 bevel gears is rotatably connected to the connecting column and meshes with the No. 1 bevel gear; a plurality of right-angle grooves are provided in the No. 1 column near the bottom, and the right-angle grooves A cross block No. 1 is vertically slidably connected inside, an electromagnet No. 1 is fixedly installed inside the column No. 1, a spring is fixedly connected between the cross block No. 1 and the electromagnet No. 1, and the electromagnet No. 1 can attract the cross block No. 1, and a cross block No. 2 is horizontally slidably connected inside the right-angle groove, a spring No. 2 is fixedly connected between the cross block No. 2 and the column No. 1; locking grooves are provided at the bottom of the sample delivery area and the bottom of the driving rod corresponding to the cross block No. 1 and the cross block No. 2; when the cross block No. 1 moves upward, it can squeeze the cross block No. 2 into the locking groove on the driving rod, otherwise the cross block No. 2 is separated from the locking groove on the driving rod.

[0011] Preferably, the pressing block is a hollow structure, the inner bottom of the pressing block is fixedly connected with a strip electromagnet, a strip rod is slidably connected inside the pressing block, a plurality of levers are fixedly connected to the bottom of the strip rod, and the levers can penetrate the strip electromagnet and the bottom of the pressing block and be exposed from the pressing block; a No. 3 spring is fixedly connected between the strip electromagnet and the strip rod, and the strip electromagnet can attract the strip rod;

[0012] In the initial state, the No. 1 electromagnet is powered off, the No. 1 spring is in place, the No. 1 cross block is out of the locking groove at the bottom of the sample delivery area, the No. 2 cross block is located in the locking groove on the driving rod, and the No. 2 spring is in a stretched state. The driving rod can drive the No. 1 column to rotate freely, and then the No. 1 disk can rotate freely, and the transposition can be achieved; when the test is completed, the sample in the sample disk needs to be cleaned. First, if it is a powder sample, the strip electromagnet is energized, the strip rod moves down, the No. 3 spring is compressed, and the lever is driven to expose the pressure block. Then the pressure block moves down and the lever is inserted into the sample disk, accompanied by the No. 1 motor driving the pressure The block rotates to loosen the powdered sample. Subsequently, the No. 1 electromagnet is energized, the No. 1 spring is compressed, the No. 2 spring is reset, the No. 1 column is locked, and the No. 1 column is unlocked from the drive rod, so the drive rod can rotate freely. At this time, all the No. 1 telescopic rods are extended by a small length. It is only necessary to expose the sample plate from the No. 1 plate. Subsequently, the drive rod rotates, driving the No. 1 bevel gear to rotate, driving the No. 2 bevel gear to rotate, so that all the sample plates are turned over, and then reset after turning over, so as to realize the dumping of the sample plates, and the samples are placed everywhere for cleaning; when the strip electromagnet is not energized, the bottom of the lever is flush with the bottom of the pressing block.

[0013] Preferably, the top of the X-ray fluorescence spectrometer is fixedly connected to a water tank, the interior of the No. 2 block is a hollow structure, the bottom of the hollow block and located inside the No. 1 block is fixedly connected with a No. 2 telescopic rod, the other end of the No. 2 telescopic rod extends into the interior of the No. 2 block and is fixedly connected thereto; the bottom of the inner bottom of the pressing block and located on both sides of the strip electromagnet are slidably connected with a cleaning block, a No. 4 spring is fixedly connected between the top of the cleaning block and the inner top of the pressing block, a No. 1 channel is provided inside the cleaning block, one end of the No. 1 channel is located at the top of the cleaning block, and the other end is located at the side of the cleaning block; the bottom of the hollow block, the bottom of the No. 2 block, and the top of the pressing block are all provided with holes to connect the interior of the hollow block with the interior of the pressing block, and the interior of each of the hollow blocks is connected to the water tank through a pipeline; an opening and closing door is provided at the bottom of the side wall of the sample delivery area;

[0014] By extending and retracting the No. 2 telescopic rod, the No. 2 block can be extended and retracted relative to the No. 1 block. The interior of each hollow block is connected to the water tank through a pipe. A main pipe can be set. Each pipe connected to the hollow block is connected to the main pipe. The main pipe can be provided with a water pump and a solenoid valve. The water pump can be used to pump water into the hollow block. During the test, there is no need to clean the sample tray. At this time, the solenoid valve is closed and there is no water in the hollow block. When the sample is poured out, the sample tray is reset, the pressing block moves down, and the pressing block enters the sample tray. At this time, water is pumped into the hollow block. And enters the pressing block, and under the action of water pressure, the cleaning block is pushed out, the cleaning block can be a rubber block, the No. 4 spring is stretched, and the pressing block rotates, so the cleaning block cleans the sample tray, and through the No. 1 channel, the cleaning block sprays water to further clean the sample tray; after cleaning, the water pump stops working, and under the action of the No. 4 spring, the cleaning block is reset, and its bottom is flush with the bottom of the pressing block; a hot air blower can also be set inside the sample delivery area for blow-drying operation; the function of the opening and closing door is to remove impurities and clean the inside of the sample delivery area.

[0015] A method for analyzing and detecting solid waste standard substances, the detection method adopts the above-mentioned device for analyzing and detecting solid waste standard substances, and comprises the following steps:

[0016] S1: The staff first puts the powder sample into each sample tray, then the pressing block descends to press the powder sample, and after pressing, the pressing block is reset; then the telescopic rod No. 1 pointing to the detection area is extended, and the electromagnet in the arc block is energized, bringing the sample tray into the detection area and then putting it down and resetting it. After the detection, the telescopic rod No. 1 continues to extend, and the arc block continues to absorb the sample tray and reset it, then the No. 1 tray rotates, and the next sample tray faces the detection area, and so on;

[0017] S2: In the initial state, the No. 1 cross block is out of the locking groove at the bottom of the sample delivery area, and the No. 2 cross block is located in the locking groove on the driving rod; when the test is completed, the strip electromagnet is energized, the strip rod moves down, the No. 3 spring is compressed, and the lever is driven to expose the pressing block, and then the pressing block moves down and inserts the lever into the sample tray, and the No. 1 motor drives the pressing block to rotate, loosening the powdered sample, and then the No. 1 electromagnet is energized, the No. 1 column is locked, and the No. 1 column is unlocked from the driving rod. At this time, all the No. 1 telescopic rods are extended by a short length, and then the driving rod rotates, driving the No. 1 bevel gear to rotate, driving the No. 2 bevel gear to rotate, so that all the sample trays are flipped, and reset after flipping, so that the sample trays are dumped, and the samples are placed everywhere for cleaning;

[0018] S3: After the sample is poured out, the sample tray is reset, the pressing block moves down, and the pressing block enters the sample tray. At this time, water is pumped into the hollow block and enters the pressing block. Under the action of water pressure, the cleaning block is pushed out and the pressing block rotates. Therefore, the cleaning block cleans the sample tray, and through channel No. 1, the cleaning block sprays water to further clean the sample tray.

[0019] The beneficial effects of the present invention are as follows:

[0020] 1. The present invention describes a solid waste standard substance analysis and detection device and a detection method thereof. The staff first puts the powder sample into each sample tray, and then the pressing block descends to press the powder sample. After pressing, the pressing block is reset; then the No. 1 telescopic rod pointing directly at the detection area is extended, and the electromagnet in the arc block is energized at this time, and the sample tray is brought into the detection area and then put down and reset. After the detection, the No. 1 telescopic rod continues to extend, and the arc block continues to absorb the sample tray and reset, and then the No. 1 tray rotates to place the next sample tray directly opposite the detection area, and so on.

[0021] 2. The present invention describes a solid waste standard substance analysis and detection device and a detection method thereof. In the initial state, the No. 1 cross block is disengaged from the locking groove at the bottom of the sample delivery area, and the No. 2 cross block is located in the locking groove on the driving rod; when the detection is completed, the strip electromagnet is energized, the strip rod moves downward, and the No. 3 spring is compressed, driving the lever to expose the pressure block, and then the pressure block moves downward and inserts the lever into the sample tray, and the No. 1 motor drives the pressure block to rotate, loosening the powdered sample, and then the No. 1 electromagnet is energized, the No. 1 column is locked and immovable, and the No. 1 column is unlocked from the driving rod. At this time, all the No. 1 telescopic rods are extended a short length, and then the driving rod rotates, driving the No. 1 bevel gear to rotate, driving the No. 2 bevel gear to rotate, so that all the sample trays are flipped, and then reset after flipping, so as to realize the dumping of the sample tray, and the samples are placed everywhere for cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The present invention will be further described below in conjunction with the accompanying drawings.

[0023] Figure 1 It is a stereogram of the present invention;

[0024] Figure 2 is a three-dimensional diagram of the automatic sample delivery unit of the present invention;

[0025] Figure 3 It is a partial stereogram of the automatic sample delivery unit of the present invention;

[0026] Figure 4 is a three-dimensional diagram of a cleaning block of the present invention;

[0027] Figure 5 is a cross-sectional view of the present invention;

[0028] Figure 6 yes Figure 5 A local enlarged view of point A;

[0029] Figure 7 yes Figure 5 A local enlarged view of point B;

[0030] Figure 8 yes Figure 5 A local enlarged view of point C;

[0031] Fig. 9 yes Figure 6 A local enlarged view of D;

[0032] Fig.10 is a side cross-sectional view of the compact of the present invention;

[0033] In the figure: 1. X-ray fluorescence spectrometer; 2. Automatic sample feeding unit; 21. Column No. 1; 22. Sample feeding area; 23. Plate No. 1; 24. Connecting column; 25. Telescopic rod No. 1; 26. Arc block; 27. Sample plate; 28. Press block; 3. Hollow block; 31. Block No. 1; 32. Block No. 2; 4. Motor No. 1; 5. Driving rod; 51. Bevel gear No. 1; 52. Bevel gear No. 2; 6. Right-angle groove; 61. Cross block No. 1; 62. Electromagnet No. 1; 63. Spring No. 1; 64. Cross block No. 2; 65. Spring No. 2; 7. Strip electromagnet; 71. Strip rod; 72. Push rod; 73. Spring No. 3; 8. Water tank; 81. Telescopic rod No. 2; 82. Cleaning block; 83. Spring No. 4; 84. Channel No. 1. DETAILED DESCRIPTION

[0034] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0035] like Figure 1 As shown;

[0036] The present invention provides a solid waste standard substance analysis and detection device, comprising: an X-ray fluorescence spectrometer 1, which can perform elemental analysis and chemical analysis on a substance; the solid waste standard substance analysis and detection device also comprises: an automatic sample delivery unit 2, which is provided in the X-ray fluorescence spectrometer 1, and which can automatically compress a powdered sample and deliver the sample to the X-ray fluorescence spectrometer 1 for detection;

[0037] During operation, when using the X-ray fluorescence spectrometer 1 to perform elemental analysis and chemical analysis on a substance, a manual sample delivery method is usually adopted, which is time-consuming and labor-intensive, and the degree of automation is not high; and for powdered solid samples, a pressing step must be performed in a specific pressing machine first, which is even more time-consuming and labor-intensive; therefore, an automatic sample delivery unit 2 is provided in the X-ray fluorescence spectrometer 1, and the automatic sample delivery unit 2 can automatically press the powdered sample and deliver the sample to the X-ray fluorescence spectrometer 1 for detection; it saves time and effort, and the degree of automation is high.

[0038] As a specific embodiment of the present invention, Figure 2 , Figure 5 As shown, the automatic sample delivery unit 2 includes: a column 21, the interior of the X-ray fluorescence spectrometer 1 is divided into a detection area and a sample delivery area 22, the bottom of the sample delivery area 22 is rotatably connected to the column 21; the column 21 can rotate; a disk 23, the top of the column 21 is fixedly connected to the disk 23, and the top center of the disk 23 is fixedly connected to a connecting column 24; a telescopic rod 25, a plurality of telescopic rods 25 are arranged around the connecting column 24, the other end of each telescopic rod 25 is fixedly connected to an arc block 26, and an electromagnet is arranged inside the arc block 26; each arc block 26 is correspondingly provided with a sample disk 27, and the arc block When the electromagnet inside 26 is energized, it can adsorb the sample tray 27, otherwise the sample tray 27 is separated from the arc block 26; a pressing block 28, a plurality of hollow blocks 3 are fixedly connected to the top of the sample delivery area 22 in the X-ray fluorescence spectrometer 1, and each hollow block 3 corresponds to the sample tray 27 in position and quantity; a No. 1 block 31 is fixedly connected to the bottom of each hollow block 3, and a No. 2 block 32 is slidably connected inside the No. 1 block 31, and a pressing block 28 is fixedly connected to the bottom of each No. 2 block 32, and the No. 2 block 32 can be extended relative to the No. 1 block 31; the pressing block 28 can extend into the corresponding sample tray 27 to press the powdered sample;

[0039] like Figure 6 As shown, the bottom of the hollow block 3 is rotatably connected to the block body, and a No. 1 motor 4 is fixedly connected to the top of the sample delivery area 22 and located inside each hollow block 3, and the output shaft of the No. 1 motor 4 is fixedly connected to the bottom of the hollow block 3;

[0040] During operation, at the initial position and after each subsequent rotation of the No. 1 column 21, there is a No. 1 telescopic rod 25, an arc block 26 and a sample tray 27 facing the detection area, and at the initial position, the pressing block 28 is located directly above each sample tray 27; the staff first puts the powder sample into each sample tray 27, and then the pressing block 28 descends to press the powder sample, and the pressing block 28 can be just embedded in the sample tray 27; after pressing, the pressing block 28 is reset; then the No. 1 telescopic rod 25 pointing to the detection area is extended, and at this time the electromagnet in the arc block 26 is energized, bringing the sample tray 27 into After the detection area is reached, it is lowered and reset. After the detection, the No. 1 telescopic rod 25 continues to extend, and the arc block 26 continues to adsorb the sample disk 27 and resets. Then the No. 1 disk 23 rotates to place the next sample disk 27 opposite the detection area, and so on. The No. 1 motor 4 can drive the pressing block 28 to rotate. This setting is suitable for the sample placed in a block shape. When the sample placed in a block shape, the upper surface of the sample is required to be flat, so the pressing block 28 rotates to grind the upper surface to make it flat. It can also remove oxide layers, dirt, etc. for the block sample to be tested, thereby realizing the integration of grinding and testing.

[0041] As a specific embodiment of the present invention, Figure 5 , Figure 7 , Figure 8 As shown, the interior of the No. 1 column 21 is rotatably connected with a driving rod 5, the bottom of the driving rod 5 is rotatably connected to the bottom of the sample delivery area 22 and extends into the X-ray fluorescence spectrometer 1, and a motor is arranged in the X-ray fluorescence spectrometer 1 to drive its rotation, the top of the driving rod 5 passes through the No. 1 column 21 and the No. 1 disk 23, extends to the interior of the connecting column 24 and is fixedly connected to a No. 1 bevel gear 51, each No. 1 telescopic rod 25 is rotatably connected to the connecting column 24 and a No. 2 bevel gear 52 is fixedly connected to the end thereof, each No. 2 bevel gear 52 is rotatably connected to the connecting column 24 and meshes with the No. 1 bevel gear 51; a plurality of right-angle grooves 6 are provided near the bottom of the No. 1 column 21, and vertical sliding grooves 6 are provided in the right-angle grooves 6. A cross block 61 is dynamically connected, an electromagnet 62 is fixedly installed in the column 21, a spring 63 is fixedly connected between the cross block 61 and the electromagnet 62, and the electromagnet 62 can attract the cross block 61. A cross block 64 is horizontally slidably connected in the right-angle groove 6, and a spring 65 is fixedly connected between the cross block 64 and the column 21; locking grooves are provided at the bottom of the sample delivery area 22 and the bottom of the driving rod 5 corresponding to the cross block 61 and the cross block 64; when the cross block 61 moves upward, it can squeeze the cross block 64 and enter the locking groove on the driving rod 5, otherwise the cross block 64 is separated from the locking groove on the driving rod 5;

[0042] like Figure 3 , Figure 6 , Fig. 9As shown, the pressing block 28 is a hollow structure, the inner bottom of the pressing block 28 is fixedly connected with a strip electromagnet 7, a strip rod 71 is slidably connected inside the pressing block 28, and a plurality of levers 72 are fixedly connected to the bottom of the strip rod 71, and the levers 72 can penetrate the strip electromagnet 7 and the bottom of the pressing block 28 and be exposed from the pressing block 28; a third spring 73 is fixedly connected between the strip electromagnet 7 and the strip rod 71, and the strip electromagnet 7 can attract the strip rod 71;

[0043] During operation, in the initial state, the No. 1 electromagnet 62 is powered off, the No. 1 spring 63 is in place, the No. 1 cross block 61 is out of the locking groove at the bottom of the sample delivery area 22, the No. 2 cross block 64 is located in the locking groove on the driving rod 5, and the No. 2 spring 65 is in a stretched state. The driving rod 5 can drive the No. 1 column 21 to rotate freely, and then the No. 1 disk 23 can rotate freely, and the transposition can be achieved; when the detection is completed, the sample in the sample disk 27 needs to be cleaned. First, if it is a powder sample, the strip electromagnet 7 is energized, the strip rod 71 moves down, the No. 3 spring 73 is compressed, and the lever 72 is driven to expose the pressing block 28, and then the pressing block 28 moves down and inserts the lever 72 into the sample disk 27, accompanied by the No. 1 motor 4 The pressing block 28 is driven to rotate to loosen the powdered sample. Subsequently, the No. 1 electromagnet 62 is energized, the No. 1 spring 63 is compressed, the No. 2 spring 65 is reset, the No. 1 column 21 is locked and immovable, and the No. 1 column 21 is released from the lock with the driving rod 5, so the driving rod 5 can rotate freely. At this time, all the No. 1 telescopic rods 25 are extended by a small length, and it is only necessary to expose the sample tray 27 from the No. 1 tray 23. Subsequently, the driving rod 5 is rotated, driving the No. 1 bevel gear 51 to rotate, driving the No. 2 bevel gear 52 to rotate, so that all the sample trays 27 are turned over, and then reset after turning over, so as to realize the dumping of the sample tray 27, and the sample is placed everywhere for cleaning; when the strip electromagnet 7 is not energized, the bottom of the lever 72 is flush with the bottom of the pressing block 28.

[0044] As a specific embodiment of the present invention, Figure 3 , Figure 4 , Figure 5 , Fig.10 As shown, a water tank 8 is fixedly connected to the top of the X-ray fluorescence spectrometer 1, the interior of the No. 2 block 32 is a hollow structure, and a No. 2 telescopic rod 81 is fixedly connected to the bottom of the hollow block 3 and located inside the No. 1 block 31, and the other end of the No. 2 telescopic rod 81 extends into the interior of the No. 2 block 32 and is fixedly connected thereto; a cleaning block 82 is slidably connected to the bottom of the inner bottom of the pressing block 28 and located on both sides of the strip electromagnet 7, and a No. 4 spring 83 is fixedly connected between the top of the cleaning block 82 and the top of the pressing block 28, and a No. 1 channel 84 is provided inside the cleaning block 82, one end of the No. 1 channel 84 is located at the top of the cleaning block 82, and the other end is located at the side of the cleaning block 82; holes are provided at the bottom of the hollow block 3, the bottom of the No. 2 block 32, and the top of the pressing block 28 to connect the interior of the hollow block 3 with the interior of the pressing block 28, and the interior of each hollow block 3 is connected to the water tank 8 through a pipeline; an opening and closing door is provided at the bottom of the side wall of the sample delivery area 22;

[0045] During operation, the extension and retraction of the second telescopic rod 81 is realized to realize the extension and retraction of the second block 32 relative to the first block 31. The interior of each hollow block 3 is connected to the water tank 8 through a pipeline. A main pipeline can be set. Each pipeline connected to the hollow block 3 is connected to the main pipeline. The main pipeline can be provided with a water pump and a solenoid valve. The water pump can be used to pump water into the hollow block 3. During detection, there is no need to clean the sample tray 27. At this time, the solenoid valve is closed, and there is no water in the hollow block 3. When the sample is poured out, the sample tray 27 is reset, and the pressing block 28 moves down. The pressing block 28 enters the sample tray 27. At this time, water is pumped into the hollow block 3 and enters. The sample tray 27 is cleaned by the cleaning block 82 and the sample tray 27 is cleaned by the cleaning block 82. The cleaning block 82 is pushed out by the water pressure. The cleaning block 82 can be a rubber block. The No. 4 spring 83 is stretched and the sample tray 27 is rotated. Therefore, the cleaning block 82 cleans the sample tray 27 and sprays water through the No. 1 channel 84 to further clean the sample tray 27. After cleaning, the water pump stops working. The cleaning block 82 is reset under the action of the No. 4 spring 83, and its bottom is flush with the bottom of the sample tray 28. A hot air blower can also be set inside the sample delivery area 22 for drying. The function of the opening and closing door is to remove impurities and clean the inside of the sample delivery area 22.

[0046] A method for analyzing and detecting solid waste standard substances, the detection method adopts one of the above-mentioned devices for analyzing and detecting solid waste standard substances, and comprises the following steps:

[0047] S1: The staff first puts the powder sample into each sample tray 27, and then the pressing block 28 descends to press the powder sample. After pressing, the pressing block 28 is reset; then the telescopic rod 25 pointing to the detection area is extended, and the electromagnet in the arc block 26 is energized, bringing the sample tray 27 into the detection area and then putting it down and resetting it. After the detection, the telescopic rod 25 continues to extend, and the arc block 26 continues to absorb the sample tray 27 and reset it, and then the tray 23 rotates to put the next sample tray 27 facing the detection area, and so on;

[0048] S2: In the initial state, the No. 1 cross block 61 is separated from the locking groove at the bottom of the sample delivery area 22, and the No. 2 cross block 64 is located in the locking groove on the driving rod 5; when the detection is completed, the strip electromagnet 7 is energized, the strip rod 71 moves down, and the No. 3 spring 73 is compressed, driving the lever 72 to expose the pressing block 28, and then the pressing block 28 moves down and inserts the lever 72 into the sample tray 27, and the No. 1 motor 4 drives the pressing block 28 to rotate, so as to loosen the powdered sample, and then the No. 1 electromagnet 62 is energized, the No. 1 column 21 is locked and immovable, and the No. 1 column 21 is unlocked from the driving rod 5. At this time, all the No. 1 telescopic rods 25 are extended by a short length, and then the driving rod 5 rotates, driving the No. 1 bevel gear 51 to rotate, driving the No. 2 bevel gear 52 to rotate, so that all the sample trays 27 are flipped, and reset after flipping, so as to realize the dumping of the sample tray 27, and the samples are everywhere, and cleaning is realized;

[0049] S3: After the sample is poured out, the sample tray 27 is reset, the pressing block 28 moves down, and the pressing block 28 enters the sample tray 27. At this time, water is pumped into the hollow block 3 and enters the pressing block 28. Under the action of water pressure, the cleaning block 82 is pushed out, and the pressing block 28 rotates. Therefore, the cleaning block 82 cleans the sample tray 27, and through the No. 1 channel 84, the cleaning block 82 sprays water to further clean the sample tray 27.

[0050] The above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit the same. Although the present invention has been described in detail with reference to the above embodiments, a person skilled in the art should understand that the specific implementation modes of the present invention can still be modified or replaced by equivalents, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. A device for analyzing and detecting solid waste standard substances, comprising: An X-ray fluorescence spectrometer (1), wherein the X-ray fluorescence spectrometer (1) is capable of performing elemental analysis and chemical analysis on a substance; It is characterized in that: the solid waste standard substance analysis and detection device also includes: An automatic sample delivery unit (2), wherein the X-ray fluorescence spectrometer (1) is provided with the automatic sample delivery unit (2), and the automatic sample delivery unit (2) is capable of automatically pressing a powdered sample and delivering the sample to the X-ray fluorescence spectrometer (1) for detection; The automatic sample delivery unit (2) comprises: A first column (21), wherein the interior of the X-ray fluorescence spectrometer (1) is divided into a detection area and a sample delivery area (22), and the bottom of the sample delivery area (22) is rotatably connected to the first column (21); the first column (21) is rotatable; A No. 1 plate (23), the top of the No. 1 column (21) is fixedly connected to the No. 1 plate (23), and a connecting column (24) is fixedly connected to the center of the top of the No. 1 plate (23); A number one telescopic rod (25), a plurality of number one telescopic rods (25) are arranged around the connecting column (24), the other end of each number one telescopic rod (25) is fixedly connected to an arc block (26), an electromagnet is arranged inside the arc block (26); each arc block (26) is correspondingly provided with a sample plate (27), when the electromagnet inside the arc block (26) is energized, it can adsorb the sample plate (27), otherwise the sample plate (27) is separated from the arc block (26); A pressing block (28), wherein a plurality of hollow blocks (3) are fixedly connected inside the X-ray fluorescence spectrometer (1) and located at the top of the sample delivery area (22), and each of the hollow blocks (3) corresponds to a sample tray (27) in terms of position and quantity; a first square block (31) is fixedly connected to the bottom of each hollow block (3), a second square block (32) is slidably connected inside the first square block (31), a pressing block (28) is fixedly connected to the bottom of each second square block (32), and the second square block (32) can be extended relative to the first square block (31); the pressing block (28) can extend into the corresponding sample tray (27) to press the powdered sample; The bottom of the hollow block (3) is rotatably connected to the body of the hollow block (3); a first motor (4) is fixedly connected to the top of the sample delivery area (22) and located inside each hollow block (3); and an output shaft of the first motor (4) is fixedly connected to the bottom of the hollow block (3); The first column (21) is internally rotatably connected with a driving rod (5), the bottom of the driving rod (5) is rotatably connected with the bottom of the sample delivery area (22) and extends into the X-ray fluorescence spectrometer (1), and a motor is arranged in the X-ray fluorescence spectrometer (1) to drive the driving rod (5) to rotate, the top of the driving rod (5) passes through the first column (21) and the first disk (23) and extends into the interior of the connecting column (24) and is fixedly connected with a first bevel gear (51), each of the first telescopic rods (25) is rotatably connected with the connecting column (24) and its end is fixedly connected with a second bevel gear (52), each of the second bevel gears (52) is rotatably connected with the connecting column (24) and meshes with the first bevel gear (51); a plurality of right-angle grooves (6) are provided in the first column (21) near the bottom, and a vertical sliding connection is formed in the right-angle grooves (6). A No. 1 cross block (61) is provided, a No. 1 electromagnet (62) is fixedly installed in the No. 1 column (21), a No. 1 spring (63) is fixedly connected between the No. 1 cross block (61) and the No. 1 electromagnet (62), the No. 1 electromagnet (62) can attract the No. 1 cross block (61), a No. 2 cross block (64) is horizontally slidably connected in the right-angle groove (6), and a No. 2 spring (65) is fixedly connected between the No. 2 cross block (64) and the No. 1 column (21); locking grooves are provided at the bottom of the sample delivery area (22) and the bottom of the driving rod (5) corresponding to the No. 1 cross block (61) and the No. 2 cross block (64); when the No. 1 cross block (61) moves upward, it can squeeze the No. 2 cross block (64) into the locking groove on the driving rod (5), otherwise the No. 2 cross block (64) is separated from the locking groove on the driving rod (5).

2. The solid waste standard substance analysis and detection device according to claim 1, characterized in that: The pressing block (28) is a hollow structure. The inner bottom of the pressing block (28) is fixedly connected to a strip-shaped electromagnet (7). A strip-shaped rod (71) is slidably connected inside the pressing block (28). The bottom of the strip-shaped rod (71) is fixedly connected to a plurality of levers (72). The levers (72) can penetrate the strip-shaped electromagnet (7) and the bottom of the pressing block (28) and be exposed from the pressing block (28). A third spring (73) is fixedly connected between the strip-shaped electromagnet (7) and the strip-shaped rod (71). The strip-shaped electromagnet (7) can attract the strip-shaped rod (71).

3. The solid waste standard substance analysis and detection device according to claim 2, characterized in that: The top of the X-ray fluorescence spectrometer (1) is fixedly connected to a water tank (8); the interior of the second block (32) is a hollow structure; the bottom of the hollow block (3) is fixedly connected to a second telescopic rod (81) located inside the first block (31); the other end of the second telescopic rod (81) extends into the interior of the second block (32) and is fixedly connected thereto; the bottom of the inner bottom of the pressing block (28) is located on both sides of the strip-shaped electromagnet (7) and is slidably connected to a cleaning block (82); the top of the cleaning block (82) is fixedly connected to the top of the inner top of the pressing block (28). A No. 4 spring (83) is connected, and a No. 1 channel (84) is provided inside the cleaning block (82), one end of the No. 1 channel (84) is located at the top of the cleaning block (82), and the other end is located at the side of the cleaning block (82); holes are provided at the bottom of the hollow block (3), the bottom of the No. 2 square block (32), and the top of the pressing block (28) so that the inside of the hollow block (3) is connected to the inside of the pressing block (28), and the inside of each hollow block (3) is connected to the water tank (8) through a pipeline; and an opening and closing door is provided at the bottom of the side wall of the sample delivery area (22).

4. A method for analyzing and detecting solid waste standard substances, the method adopts the device for analyzing and detecting solid waste standard substances described in claim 3, characterized in that: The following steps are involved: S1: The staff first puts the powder sample into each sample tray (27), then the pressing block (28) descends to press the powder sample, and after pressing, the pressing block (28) is reset; then the telescopic rod (25) pointing directly at the detection area is extended, and at this time, the electromagnet in the arc block (26) is energized, and the sample tray (27) is brought into the detection area and then put down and reset. After the detection is completed, the telescopic rod (25) continues to extend, and the arc block (26) continues to absorb the sample tray (27) and reset, and then the tray (23) rotates to put the next sample tray (27) directly at the detection area, and so on; S2: In the initial state, the No. 1 cross block (61) is separated from the locking groove at the bottom of the sample delivery area (22), and the No. 2 cross block (64) is located in the locking groove on the driving rod (5); when the detection is completed, the strip electromagnet (7) is energized, the strip rod (71) moves downward, the No. 3 spring (73) is compressed, and the lever (72) is driven to expose the pressing block (28), and then the pressing block (28) moves downward and inserts the lever (72) into the sample tray (27), and the No. 1 motor (4) drives the pressing block (28) to rotate. The powdered sample is scratched to loosen, and then the No. 1 electromagnet (62) is energized, the No. 1 column (21) is locked, and the No. 1 column (21) is unlocked from the driving rod (5). At this time, all the No. 1 telescopic rods (25) are extended by a small length, and then the driving rod (5) rotates, driving the No. 1 bevel gear (51) to rotate, driving the No. 2 bevel gear (52) to rotate, so that all the sample trays (27) are turned over, and then reset after turning over, so that the sample trays (27) are tilted, and the samples are placed everywhere to achieve cleaning; S3: After the sample is poured out, the sample tray (27) is reset, the pressing block (28) moves downward, and the pressing block (28) enters the sample tray (27). At this time, water is pumped into the hollow block (3) and enters the pressing block (28). Under the action of the water pressure, the cleaning block (82) is pushed out, and the pressing block (28) rotates. Therefore, the cleaning block (82) cleans the sample tray (27), and the cleaning block (82) sprays water through the first channel (84), thereby further cleaning the sample tray (27).

Images