Soil matrix standard substance preparation device

Abstract

The invention discloses a soil matrix standard substance preparation device which is characterized in that a rack is connected with a gear in a meshed mode, the gear is arranged on rotating rods, the rotating rods are arranged on the two sides of a bucket, the rotating rod on one side is located on the outer side of a smashing box, a rotating disc is arranged on the rotating rod outside the smashing box, a sliding frame is arranged in the output direction of the rotating disc, and the sliding frame is arranged in the output direction of the rotating disc. A blocking plate is arranged on the sliding frame, the blocking plate is connected to the position of the discharging opening in a lap joint mode, and an opening is formed in the blocking plate. The inclined filter screen moves up and down in the filtering process to enable large substances to move, the bottom end of the inclined filter screen is located at the impurity discharging opening, the large substances can be discharged, the whole smashing process can be faster and more convenient, materials can be screened in the smashing process, and therefore impurities can be conveniently removed, and the smashing efficiency is improved. The materials can fall in batches through reciprocating motion of the sliding frame, so that the falling speed of the materials is reduced, the materials can be lifted by the bucket, and air drying of the materials is accelerated.

Description

Technical Field

[0001] The present application relates to the technical field of configuration devices, and in particular to a soil matrix standard substance configuration device. Background Art

[0002] Reference material: a substance or material that has been determined to have one or more sufficiently uniform characteristic values. As a "gauge" in the analytical measurement industry, it plays an indispensable role in calibrating measuring instruments and devices, evaluating measurement and analysis methods, measuring the characteristic values ​​of substances or materials, and assessing the operational technical level of analysts, as well as quality control of products during the production process. In the category of chemical composition, reference materials can be further divided into two categories: single-component reference materials and matrix reference materials. Single-component reference materials are pure substances (elements or compounds), or solutions of pure substances with reference values ​​such as purity, concentration, melting point, melting enthalpy, viscosity, ultraviolet-visible light absorbance, and flash point that have been accurately determined. One of the important uses of this type of reference material is the verification or calibration of analytical instruments.

[0003] The first step in the preparation of standard substances is to take samples and crush them. After the crushed materials have large impurities removed, they are naturally air-dried. However, this step is mainly completed by manpower. If a large number of standard substances are produced, a large amount of crushing and impurity removal is required, which increases the labor intensity of personnel and reduces the efficiency of standard substance preparation. Summary of the invention

[0004] One of the purposes of the present application is to provide a soil matrix standard substance preparation device.

[0005] To achieve the above objectives, the technical solution adopted in the present application is: a soil matrix standard substance preparation device, comprising a crushing box, a feeding port, a discharging port, a crushing roller and a servo motor, the crushing roller is detachably connected with a transmission mechanism, the output end of the transmission mechanism is rotatably connected with a connecting rod, one end of the connecting rod is rotatably connected to the linkage rod, one end of the linkage rod is located in the crushing box, an oblique filter screen and a horizontal filter screen are detachably connected to the linkage rod in the crushing box, a rack is provided at the bottom of the linkage rod inside the crushing box, the rack is meshed with a gear, the gear is arranged on a rotating rod, the rotating rod is arranged on both sides of the bucket, one side of the rotating rod is located outside the crushing box, a turntable is provided on the rotating rod outside the crushing box, a sliding frame is provided on the output direction of the turntable, a blocking plate is provided on the sliding frame, the blocking plate is overlapped at the position of the discharging port, and an opening is opened on the blocking plate.

[0006] Preferably, the aperture of the oblique filter is larger than that of the horizontal filter, the oblique filter is located above the horizontal filter, the bottom end of the oblique filter is overlapped on the debris discharge port of the side wall of the crushing box, the debris discharge port is located above the discharge port, the debris discharge port is arranged in a rectangular shape as a whole, and the debris discharge port is located above the horizontal filter.

[0007] Preferably, a base frame is detachably connected to the placement end of the crushing box, the base frame is located at the outer periphery of the discharge port, a sliding frame is slidably connected to the base frame, the sliding frame is vertically arranged on the base frame, a blocking plate connected to the sliding frame is located on the other side of the base frame, and the blocking plate and the sliding frame are arranged in a T-shape as a whole.

[0008] Preferably, the sliding frame is arranged in an L-shape as a whole, and a first spring is detachably connected to the sliding frame, the first spring is located between the sliding frame and the base frame, one end of the first spring is detachably connected to the sliding frame, and the other end of the first spring is detachably connected to the base frame, and the first spring is horizontally arranged on the sliding frame.

[0009] Preferably, the bucket is arranged in an arc shape as a whole, and the two ends of the bucket are detachably connected to the side plates, the side plates are arranged in a circular plate shape as a whole, the bucket is arranged around the side plates, the bucket is located below the horizontal filter, and the side plates to which the bucket is connected are detachably connected with a rotating rod, and the rotating rod is respectively located on the side plates on both sides.

[0010] Preferably, a convex seat is provided on the turntable, both ends of the convex seat are arranged in a slope shape, the convex seat overlaps one end of the sliding frame, and the convex seat is arranged in an arc shape as a whole.

[0011] Preferably, a partition is provided on the oblique filter screen, and the partition is detachably connected to the lower end of the oblique filter screen. The partition is arranged in a rectangular shape as a whole, and the width of the partition is greater than the width of the impurity discharge port.

[0012] Preferably, the transmission mechanism includes an outer rod, which is arranged on the crushing roller, and a worm is provided on the outer rod, and the worm is meshingly connected to a worm wheel, and the worm wheel is rotatably connected to the bracket, and an inclined seat is provided on the worm wheel, and a rocker is rotatably connected to the inclined seat, and the rocker is rotatably connected to the connecting rod.

[0013] Preferably, the outer rod is coaxially arranged with the crushing roller, the outer rod is coaxially arranged with the worm, the outer rod and the worm are horizontally arranged on the crushing box, and the bracket on the worm wheel is arranged in an L shape as a whole.

[0014] Preferably, the inclined seat is coaxially arranged with the worm gear, the inclined seat is arranged in a straight line as a whole, the swing rod on the inclined seat is arranged in a straight line as a whole, and the swing rod is located above the connecting rod.

[0015] Compared with the prior art, the beneficial effects of this application are:

[0016] The soil matrix standard substance preparation device is provided with a feeding port on the pulverizing box, and a pulverizing roller can be installed in the feeding port. The pulverizing roller can rotate under the drive of a servo motor. When an outer rod is installed on the pulverizing roller, the rotation of the pulverizing roller will also drive the outer rod to rotate, and the worm connected to the outer rod will also rotate. When rotating, it can drive the meshing worm wheel to rotate. When the worm wheel rotates, the inclined seat on the worm wheel will also rotate, and the inclined seat will make a circular motion. When the inclined seat rotates, it can drive the swing rod to swing up and down, and the upper and lower positions of the swing rod can reciprocate. When the swing rod moves up and down, it can drive the connecting rod to move up and down. When the connecting rod moves up and down, the linkage rod on the connecting rod can move up and down, so that The oblique filter and the horizontal filter of the linkage rod move up and down, and the oblique filter and the horizontal filter can swing up and down. When swinging up and down, the material can be prevented from being blocked in the mesh, thereby preventing blockage. The oblique filter and the horizontal filter have different apertures. The oblique filter can filter large substances in the material, and the qualified crushed materials will continue to fall onto the horizontal filter and finally fall through the horizontal filter. During the filtration process of the oblique filter, the large substances will move due to the up and down movement. The bottom end of the oblique filter is located at the impurity discharge port, and the large substances can be discharged. The entire crushing process can be faster and more convenient. The material can also be screened during the crushing process, thereby facilitating the removal of impurities.

[0017] The soil matrix standard substance preparation device has a rack at the end of the linkage rod inside the crushing box, the rack is meshed with a gear, the gear is arranged on a rotating rod, the rack can drive the gear to rotate when it moves up and down, the gear can rotate synchronously with the connected rotating rod, the rotating rods are respectively arranged on the side plates on both sides of the bucket, the bucket can follow the gear to rotate clockwise and counterclockwise, the bucket is located below the horizontal filter and close to the discharge port, the bucket can scoop up the material and then throw it down when it rotates, thereby accelerating the drying of the material and preventing it from being piled up for a long time, when the bucket is located below the horizontal filter, the material will first fall onto the bucket, and the material that falls onto the bucket can be scattered at the discharge port, thereby avoiding the material from being piled up together The falling causes accumulation, thereby avoiding long-term stacking of materials. One end of the rotating rod is located outside the crushing box, and a turntable is provided on the rotating rod outside the crushing box. A convex seat is provided on the turntable. The turntable will rotate with the rotating rod. When rotating, the turntable can push the sliding frame, and the sliding frame can drive the blocking plate to move to the discharge port position, and the opening of the blocking plate can move to the discharge port position, and the material can fall. When the convex seat is away from the sliding frame, the first spring can push the sliding frame to reset, and the sliding frame can drive the blocking plate to block the discharge port again, thereby preventing the material from falling. The reciprocating activity of the sliding frame can realize the falling of materials in batches, thereby slowing down the falling speed of the materials, so that the materials can be lifted by the bucket to speed up the drying of the materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0019] Figure 2 The internal structure of the present invention is shown in FIG. Figure 1 .

[0020] Figure 3 The internal structure of the present invention is shown in FIG. Figure 2 .

[0021] Figure 4 It is a structural schematic diagram of the linkage rod in the present invention.

[0022] Figure 5 It is a schematic diagram of the structure of the connecting rod in the present invention.

[0023] Figure 6 It is a schematic diagram of the connection of the gears in the present invention.

[0024] Figure 7 It is a schematic diagram of the enlarged structure of area A in the present invention.

[0025] In the figure: 1. crushing box; 2. feeding port; 3. crushing roller; 4. servo motor; 5. debris discharge port; 6. bottom frame; 7. oblique filter; 8. horizontal filter; 9. bucket; 10. first spring; 11. sliding frame; 12. turntable; 13. rotating rod; 14. convex seat; 15. opening; 16. blocking plate; 17. discharge port; 18. linkage rod; 19. side plate; 20. connecting rod; 21. transmission mechanism; 211. outer rod; 212. worm; 213. bracket; 214. worm wheel; 215. rocker arm; 216. oblique seat; 22. partition; 23. rack; 24. gear. DETAILED DESCRIPTION

[0026] Below, the present application is further described in conjunction with specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form new embodiments.

[0027] In the description of the present application, it should be noted that directional words, such as the terms "center", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of narrating the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific scope of protection of the present application.

[0028] It should be noted that the terms "first", "second", etc. in the description and claims of the present application are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence.

[0029] like Figures 1 to 7 As shown, the present invention provides a soil matrix standard material preparation device, including a crushing box 1, a feeding port 2, a discharge port 17, a crushing roller 3 and a servo motor 4, the crushing roller 3 is detachably connected with a transmission mechanism 21, the output end of the transmission mechanism 21 is rotatably connected with a connecting rod 20, one end of the connecting rod 20 is rotatably connected to a linkage rod 18, one end of the linkage rod 18 is located in the crushing box 1, and the linkage rod 18 in the crushing box 1 is detachably connected with an oblique filter 7 and a horizontal filter 8, a rack 23 is provided at the bottom of the linkage rod 18 inside the crushing box 1, the rack 23 is meshingly connected with a gear 24, the gear 24 is arranged on a rotating rod 13, the rotating rod 13 is arranged on both sides of a bucket 9, one side of the rotating rod 13 is located outside the crushing box 1, a rotating disk 12 is provided on the rotating rod 13 outside the crushing box 1, a sliding frame 11 is provided in the output direction of the rotating disk 12, a blocking plate 16 is provided on the sliding frame 11, the blocking plate 16 is overlapped at the position of the discharge port 17, and an opening 15 is opened on the blocking plate 16.

[0030] When the oblique filter screen 7 and the horizontal filter screen 8 swing up and down, the material can be prevented from being blocked in the mesh, thereby preventing blockage. The oblique filter screen 7 and the horizontal filter screen 8 have different apertures. The oblique filter screen 7 can filter large substances in the material, and the qualified materials will continue to fall onto the horizontal filter screen 8, and finally fall through the horizontal filter screen 8. During the filtration process of the oblique filter screen 7, the large substances will move due to the up and down movement. The bottom end of the oblique filter screen 7 is located at the impurity discharge port 5, and the large substances can be discharged. The entire crushing process can be faster and more convenient, and the material can also be crushed during the crushing process. The sieving of impurities is facilitated by a rack 23 disposed at the end of the linkage rod 18 inside the crushing box 1. The rack 23 is meshed and connected to a gear 24. The gear 24 is disposed on the rotating rod 13. When the rack 23 moves up and down, the gear 24 can be driven to rotate. The gear 24 can be synchronously rotated with the connected rotating rod 13. The rotating rod 13 is respectively disposed on the side plates 19 on both sides of the bucket 9. The bucket 9 can reciprocate clockwise and counterclockwise with the gear 24. The bucket 9 is located below the horizontal filter screen 8 and close to the discharge port 17. When the bucket 9 rotates, it can shovel The material is lifted up and then thrown down, thereby accelerating the drying of the material and preventing it from being piled up for a long time. When the bucket 9 is located below the horizontal filter screen 8, the material will first fall onto the bucket 9, and the material falling on the bucket 9 can be scattered at the discharge port 17, thereby avoiding the accumulation caused by the material falling together, thereby avoiding the long-term stacking of the material. One end of the rotating rod 13 is located outside the crushing box 1, and a rotating disk 12 is provided on the rotating rod 13 outside the crushing box 1, and a convex seat 14 is provided on the rotating disk 12. The rotating disk 12 will rotate with the rotating rod 13, and the rotating disk 12 can push and slide when rotating. The sliding frame 11 can drive the blocking plate 16 to move to the position of the discharge port 17, and the opening 15 of the blocking plate 16 can move to the position of the discharge port 17, and the material can fall. When the convex seat 14 is away from the sliding frame 11, the first spring 10 can push the sliding frame 11 to reset, and the sliding frame 11 can drive the blocking plate 16 to block the discharge port 17 again, thereby preventing the material from falling. The reciprocating activity of the sliding frame 11 can realize the falling of materials in batches, thereby slowing down the falling speed of the materials, so that the materials can be lifted by the bucket 9 to speed up the drying of the materials.

[0031] The aperture of the oblique filter 7 is larger than that of the horizontal filter 8. The oblique filter 7 is located above the horizontal filter 8. The bottom of the oblique filter 7 is overlapped on the impurity discharge port 5 on the side wall of the crushing box 1. The impurity discharge port 5 is located above the discharge port 17. The impurity discharge port 5 is arranged in a rectangular shape as a whole. The impurity discharge port 5 is located above the horizontal filter 8. When the oblique filter 7 is arranged above the horizontal filter 8, large substances can be filtered, and the large substances will not continue to fall. Qualified material particles can pass through the oblique filter 7 and continue to fall, and the large substances can be removed.

[0032] The placement end of the crushing box 1 is detachably connected to the bottom frame 6, which is located at the periphery of the discharge port 17. The bottom frame 6 is slidably connected to the sliding frame 11, which is vertically arranged on the bottom frame 6. The blocking plate 16 connected to the sliding frame 11 is located on the other side of the bottom frame 6, and the blocking plate 16 and the sliding frame 11 are arranged in a T shape as a whole. By arranging the bottom frame 6 on the crushing box 1, the bottom frame 6 can restrict the sliding frame 11, and the sliding frame 11 can move on the bottom frame 6, and there will be no positional deviation during the movement.

[0033] The sliding frame 11 is arranged in an L-shape as a whole, and a first spring 10 is detachably connected to the sliding frame 11. The first spring 10 is located between the sliding frame 11 and the base frame 6. One end of the first spring 10 is detachably connected to the sliding frame 11, and the other end of the first spring 10 is detachably connected to the base frame 6. The first spring 10 is arranged horizontally on the sliding frame 11. By installing the first spring 10 between the sliding frame 11 and the base frame 6, the first spring 10 can drive the sliding frame 11 to reset. After the sliding frame 11 is not pushed by the convex seat 14, the first spring 10 can push the sliding frame 11 to reset, and the blocking plate 16 can be reset.

[0034] The bucket 9 is arranged in an arc shape as a whole, and the two ends of the bucket 9 are detachably connected to the side plates 19, and the side plates 19 are arranged in a circular plate shape as a whole. The bucket 9 is arranged around the side plates 19, and the bucket 9 is located below the horizontal filter 8. The side plates 19 connected to the bucket 9 are detachably connected to the rotating rods 13, and the rotating rods 13 are respectively located on the side plates 19 on both sides. The setting of the bucket 9 can realize the lifting of the material, thereby accelerating the air drying of the material.

[0035] The turntable 12 is provided with a convex seat 14, both ends of which are arranged in a slope shape, and the convex seat 14 overlaps one end of the sliding frame 11, and the convex seat 14 is arranged in an arc shape as a whole. Through the arrangement of the convex seat 14, the turntable 12 can drive the convex seat 14 to rotate when rotating, and when the convex seat 14 rotates to the position of the sliding frame 11, the sliding frame 11 can push the blocking plate 16 to move, and the opening 15 on the blocking plate 16 can move to the position of the discharge port 17.

[0036] The oblique filter screen 7 is provided with a partition 22, which is detachably connected to the lower end of the oblique filter screen 7. The partition 22 is arranged in a rectangular shape as a whole, and the width of the partition 22 is greater than the width of the impurity discharge port 5. The partition 22 can move up and down with the oblique filter screen 7 by setting the partition 22. When the oblique filter screen 7 moves up, it will move along the impurity discharge port 5. When the partition 22 moves with it, the impurity discharge port 5 can be blocked, and large matter will not enter the horizontal filter screen 8.

[0037] The transmission mechanism 21 includes an outer rod 211, which is arranged on the crushing roller 3. A worm 212 is arranged on the outer rod 211. The worm 212 is meshed and connected with a worm wheel 214. The worm wheel 214 is rotatably connected to the bracket 213. An inclined seat 216 is arranged on the worm wheel 214. A swing rod 215 is rotatably connected to the inclined seat 216. The swing rod 215 is rotatably connected to the connecting rod 20. When the outer rod 211 rotates with the crushing roller 3, the worm 212 can be driven to rotate. The worm 212 can drive the worm wheel 214 to rotate. The worm 212 can drive the inclined seat 216 to rotate. When the inclined seat 216 rotates, the swing rod 215 can be driven to move up and down. The swing rod 215 can drive the connecting rod 20 to move up and down, thereby realizing the up and down movement of the linkage rod 18.

[0038] The outer rod 211 is coaxially arranged with the crushing roller 3, the outer rod 211 is coaxially arranged with the worm 212, the outer rod 211 and the worm 212 are horizontally arranged on the crushing box 1, and the bracket 213 on the worm gear 214 is arranged in an L shape as a whole. Through the connection between the outer rod 211 and the crushing roller 3, the outer rod 211 can rotate with the crushing roller 3.

[0039] The inclined seat 216 is coaxially arranged with the worm wheel 214, and the inclined seat 216 is arranged in a straight line as a whole. The swing rod 215 on the inclined seat 216 is arranged in a straight line as a whole, and the swing rod 215 is located above the connecting rod 20. The connecting rod 20 can be driven by the swing rod 215.

[0040] The working principle of the present invention is as follows: by setting a feed port 2 on the crushing box 1, a crushing roller 3 can be installed in the feed port 2, and the crushing roller 3 can rotate under the drive of the servo motor 4. When an outer rod 211 is installed on the crushing roller 3, the rotation of the crushing roller 3 will also drive the outer rod 211 to rotate, and the worm 212 connected to the outer rod 211 will also rotate, and when it rotates, it can drive the meshing worm wheel 214 to rotate, and when the worm wheel 214 rotates, the inclined seat 216 on the worm wheel 214 will also rotate, and the inclined seat 216 will make a circular motion, and when the inclined seat 216 rotates, it can drive the swing rod 215 to swing up and down, and the upper and lower positions of the swing rod 215 can reciprocate, and when the swing rod 215 moves up and down, it can drive the connecting rod 20 to move up and down, and when the connecting rod 20 moves up and down, the connecting rod 2 0 can move up and down, so that the oblique filter screen 7 and the horizontal filter screen 8 of the linkage rod 18 can move up and down, and the oblique filter screen 7 and the horizontal filter screen 8 can swing up and down. When swinging up and down, the material can be prevented from being blocked in the mesh, thereby preventing blockage. The oblique filter screen 7 and the horizontal filter screen 8 have different apertures. The oblique filter screen 7 can filter large substances in the material. The qualified crushed materials will continue to fall onto the horizontal filter screen 8 and finally fall through the horizontal filter screen 8. During the filtration process of the oblique filter screen 7, the large substances will move due to the up and down movement. The bottom end of the oblique filter screen 7 is located at the impurity discharge port 5, and the large substances can be discharged. The entire crushing process can be faster and more convenient. The material can also be screened during the crushing process, thereby facilitating the removal of impurities.

[0041] A rack 23 is provided at the end of the linkage rod 18 inside the crushing box 1, and the rack 23 is meshed and connected to a gear 24. The gear 24 is provided on the rotating rod 13. When the rack 23 moves up and down, the gear 24 can be driven to rotate, and the gear 24 can be synchronously rotated with the connected rotating rod 13. The rotating rod 13 is respectively provided on the side plates 19 on both sides of the bucket 9. The bucket 9 can follow the gear 24 to reciprocate clockwise and counterclockwise. The bucket 9 is located below the horizontal filter screen 8 and close to the discharge port 17. When the bucket 9 rotates, the material can be scooped up and then thrown down, thereby accelerating the drying of the material and preventing it from being piled up for a long time. When the bucket 9 is located below the horizontal filter screen 8, the material will first fall onto the bucket 9, and the material falling on the bucket 9 can be scattered at the discharge port 17, thereby avoiding the material from falling together and causing accumulation, thereby avoiding the material The material can be stacked for a long time, one end of the rotating rod 13 is located at the outside of the crushing box 1, and a rotating disk 12 is provided on the rotating rod 13 outside the crushing box 1, and a convex seat 14 is provided on the rotating disk 12. The rotating disk 12 will rotate with the rotating rod 13. When rotating, the rotating disk 12 can push the sliding frame 11, and the sliding frame 11 can drive the blocking plate 16 to move to the position of the discharge port 17, and the opening 15 of the blocking plate 16 can move to the position of the discharge port 17, and the material can fall. When the convex seat 14 is away from the sliding frame 11, the first spring 10 can push the sliding frame 11 to reset, and the sliding frame 11 can drive the blocking plate 16 to block the discharge port 17 again, thereby preventing the material from falling. The material can be dropped in batches by the reciprocating activity of the sliding frame 11, thereby slowing down the falling speed of the material, so that the material can be lifted by the bucket 9 to speed up the drying of the material.

[0042] The above describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and the specification only describe the principles of the present application. The present application may have various changes and improvements without departing from the spirit and scope of the present application, and these changes and improvements fall within the scope of the present application for which protection is sought. The scope of protection claimed by the present application is defined by the attached claims and their equivalents.

Claims

1. A soil matrix standard substance preparation device, comprising a crushing box (1), a material inlet (2), a material discharge port (17), a crushing roller (3) and a servo motor (4), characterized in that: The crushing roller (3) is detachably connected to a transmission mechanism (21), the output end of the transmission mechanism (21) is rotatably connected to a connecting rod (20), one end of the connecting rod (20) is rotatably connected to a linkage rod (18), one end of the linkage rod (18) is located in the crushing box (1), an oblique filter screen (7) and a horizontal filter screen (8) are detachably connected to the linkage rod (18) in the crushing box (1), a rack (23) is provided at the bottom of the linkage rod (18) inside the crushing box (1), and the rack (23) is meshed and connected to the connecting rod (18). A gear (24), wherein the gear (24) is arranged on a rotating rod (13), wherein the rotating rod (13) is arranged on both sides of the bucket (9), wherein one side of the rotating rod (13) is located outside the crushing box (1), wherein a rotating disc (12) is arranged on the rotating rod (13) outside the crushing box (1), wherein a sliding frame (11) is arranged in the output direction of the rotating disc (12), wherein a blocking plate (16) is arranged on the sliding frame (11), wherein the blocking plate (16) is overlapped at the position of the discharge port (17), and wherein an opening (15) is opened on the blocking plate (16).

2. A soil matrix standard substance preparation device as claimed in claim 1, characterized in that: The aperture of the oblique filter (7) is larger than that of the horizontal filter (8). The oblique filter (7) is located above the horizontal filter (8). The bottom end of the oblique filter (7) is overlapped on the debris discharge port (5) on the side wall of the crushing box (1). The debris discharge port (5) is located above the material discharge port (17). The debris discharge port (5) is arranged in a rectangular shape as a whole. The debris discharge port (5) is located above the horizontal filter (8).

3. A soil matrix standard substance preparation device as claimed in claim 1, characterized in that: A base frame (6) is detachably connected to the placement end of the crushing box (1), the base frame (6) is located at the outer periphery of the discharge port (17), a sliding frame (11) is slidably connected to the base frame (6), the sliding frame (11) is vertically arranged on the base frame (6), a blocking plate (16) connected to the sliding frame (11) is located on the other side of the base frame (6), and the blocking plate (16) and the sliding frame (11) are arranged in a T-shape as a whole.

4. A soil matrix standard substance preparation device as claimed in claim 3, characterized in that: The sliding frame (11) is arranged in an L-shape as a whole. A first spring (10) is detachably connected to the sliding frame (11). The first spring (10) is located between the sliding frame (11) and the base frame (6). One end of the first spring (10) is detachably connected to the sliding frame (11), and the other end of the first spring (10) is detachably connected to the base frame (6). The first spring (10) is arranged horizontally on the sliding frame (11).

5. A soil matrix standard substance preparation device as claimed in claim 1, characterized in that: The bucket (9) is arranged in an arc shape as a whole. The two ends of the bucket (9) are detachably connected to the side plates (19). The side plates (19) are arranged in a circular plate shape as a whole. The bucket (9) is arranged around the side plates (19). The bucket (9) is located below the horizontal filter screen (8). The side plates (19) to which the bucket (9) is connected are detachably connected to a rotating rod (13). The rotating rod (13) is respectively located on the side plates (19) on both sides.

6. A soil matrix standard substance preparation device as claimed in claim 1, characterized in that: The rotating disk (12) is provided with a convex seat (14), both ends of which are arranged in a slope shape, the convex seat (14) overlaps one end of the sliding frame (11), and the convex seat (14) is arranged in an arc shape as a whole.

7. A soil matrix standard substance preparation device as claimed in claim 1, characterized in that: The oblique filter (7) is provided with a partition (22), the partition (22) is detachably connected to the lower end of the oblique filter (7), the partition (22) is arranged in a rectangular shape as a whole, and the width of the partition (22) is greater than the width of the impurity discharge port (5).

8. A soil matrix standard substance preparation device as claimed in claim 1, characterized in that: The transmission mechanism (21) comprises an outer rod (211), the outer rod (211) being arranged on the crushing roller (3), the outer rod (211) being provided with a worm (212), the worm (212) being meshingly connected to a worm wheel (214), the worm wheel (214) being rotatably connected to a bracket (213), the worm wheel (214) being provided with an inclined seat (216), the inclined seat (216) being rotatably connected to a swing rod (215), and the swing rod (215) being rotatably connected to a connecting rod (20).

9. A soil matrix standard substance preparation device as claimed in claim 8, characterized in that: The outer rod (211) is coaxially arranged with the crushing roller (3), the outer rod (211) is coaxially arranged with the worm (212), the outer rod (211) and the worm (212) are horizontally arranged on the crushing box (1), and the bracket (213) on the worm wheel (214) is arranged in an L-shape as a whole.

10. A soil matrix standard substance preparation device as claimed in claim 8, characterized in that: The inclined seat (216) is coaxially arranged with the worm wheel (214), the inclined seat (216) is arranged in a straight line as a whole, the swing rod (215) on the inclined seat (216) is arranged in a straight line as a whole, and the swing rod (215) is located above the connecting rod (20).

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