Sample drying equipment for soil sampling and testing

Abstract

The present invention discloses a sample drying device for soil sampling and testing, which comprises a drying body, a mounting platform is provided at the inner bottom end of the drying body, a cover body is provided at the top end of the drying body, a rotating cylinder penetrating the middle position of the cover body is provided at the top end of the mounting platform, a tube body is provided at the bottom end of one side of the drying body, a hot air blower is connected to one end of the tube body, and a feed box is provided at one side of the top end of the cover body. The present invention can crush the soil sampling sample three times, and at the same time, the sample placement position can be changed during the second crushing to achieve sample dispersion, thereby improving the drying efficiency of the sample.

Description

Technical Field

[0001] The invention belongs to the technical field of detection sample processing, and in particular relates to a sample drying device for soil sampling detection. Background Art

[0002] In the fields of engineering and agriculture, it is often necessary to analyze the properties of the soil to provide a basis for subsequent operations. Therefore, the soil samples need to be pre-treated so that analytical equipment can be used for analysis and testing. In the pre-treatment, drying equipment is usually required to dry the samples. The dryer sprays hot air from the bottom of the drying tank to produce strong shearing, blowing and rotating effects on the samples to dry the samples.

[0003] When the existing drying equipment dries the samples, some of the samples put into the dryer have large pieces, thus reducing the drying efficiency. In addition, the samples cannot be dispersed when directly put into the dryer, thereby affecting the crushing efficiency and the drying efficiency. Summary of the invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a sample drying device for soil sampling and testing, which effectively solves the problem that the samples in the dryer in the above background technology have large blocks, which reduces the drying efficiency, and the samples cannot be dispersed when directly put in, thereby affecting the crushing efficiency and the drying efficiency.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A sample drying device for soil sampling and testing comprises a drying body, wherein the inner bottom end of the drying body is provided with a mounting platform, the top end of the drying body is provided with a cover body, the top end of the mounting platform is provided with a rotating cylinder penetrating the middle position of the cover body, the bottom end of one side of the drying body is provided with a pipe body, one end of the pipe body is connected to a hot air blower, a feeding box is provided on one side of the top end of the cover body, a crushing group is provided inside the feeding box, an electric push rod is provided on the top end of the cover body, the output end of the electric push rod is connected to a mounting plate, a rotating shaft inserted into the rotating cylinder is rotatably installed on the bottom end of the mounting plate, a bevel gear is provided on the top of the rotating shaft, and the rotating cylinder is rotated. Exhaust ports are provided at equal intervals at the bottom of the outer wall, a retaining ring is provided on the outer sleeve of the rotating shaft, which is slidably connected to the inner wall of the rotating cylinder and is located on one side of the exhaust port, vents are provided on the mounting platform and the rotating cylinder at equal intervals, a branch pipe is provided at the bottom end of the tube body, a connecting pipe which is respectively connected to the branch pipe and the vent is provided at the bottom end of the drying body, an elastic piston plate is slidably installed inside the branch pipe, a driver connected to the rotating cylinder is provided on the cover body, and a crushing group is connected to the driver, a dispersing feeding mechanism located at the top of the drying body is provided on the rotating cylinder, and a crushing mechanism is provided inside the drying body;

[0007] The driver includes a movable bracket, a motor, a bevel gear 2 and a bevel gear 3. The movable bracket is provided at the top of the cover body, a motor is installed on one side of the movable bracket, the motor output shaft is connected with the bevel gear 2, the top end of the rotating cylinder is sleeved with the bevel gear 3, the bevel gear 3 is meshed and connected with the bevel gear 2, and the bevel gear 1 is adapted to the bevel gear 2.

[0008] Preferably, the dispersed feeding mechanism includes a material guiding inner cylinder, a material guiding outer cylinder, a connecting rod, fan blades, a second crushing group and an installation group. The outer part of the rotating cylinder is provided with a material guiding inner cylinder, the outer part of the material guiding inner cylinder is provided with a material guiding outer cylinder, a crushing chamber is formed between the material guiding inner cylinder and the material guiding outer cylinder, the interior of the crushing chamber is provided with a second crushing group at equal distances, the bottom end of the outer wall of the material guiding inner cylinder and the bottom end of the inner wall of the material guiding outer cylinder are connected by connecting rods arranged at equal distances, the bottom end of the outer wall of the material guiding outer cylinder is provided with fan blades at equal distances, and the material guiding inner cylinder is connected to the rotating cylinder by the installation group.

[0009] Preferably, the crushing group one includes two crushing rollers, two gear threes and a bevel gear four. Two crushing rollers that are meshed with each other are rotatably installed on the feed box. One end of the two crushing rollers is provided with a gear three located outside the feed box. The two gear threes are meshed and connected, and one end of one of the crushing rollers is provided with a bevel gear four that is meshed and connected to the bevel gear three.

[0010] Preferably, the crushing group 2 includes gear 1, a stirring rod, gear 2 and a crushing knife. The top end of the outer wall of the material guiding inner cylinder is sleeved with gear 1, and the inner top end of the cover body is rotatably mounted with a stirring rod extending into the crushing chamber. The stirring rod is sleeved with gear 2 meshingly connected to gear 1, and a crushing knife is provided at the bottom of the stirring rod.

[0011] Preferably, the mounting group includes a U-shaped seat, a bevel gear seven, an opening, a mounting hole, a mounting cylinder, a T-shaped threaded shaft and a bevel gear eight, the bevel gear seven is sleeved on the rotating shaft, the openings are symmetrically opened on the rotating cylinder, the inner wall of the material guiding inner cylinder is opened with a mounting hole connected to the opening, a U-shaped seat is installed on the inner wall of the rotating cylinder, a T-shaped threaded shaft is rotatably installed on the U-shaped seat, one end of the T-shaped threaded shaft is provided with a bevel gear eight meshingly connected to the bevel gear seven, the outer part of the T-shaped threaded shaft is sleeved with a mounting cylinder located inside the opening, the mounting cylinder is threadedly connected to the T-shaped threaded shaft, and the mounting cylinder extends to the inside of the mounting hole.

[0012] Preferably, the inner wall of the opening is symmetrically provided with limit blocks, and the outer wall of the mounting tube is provided with limit grooves slidably connected to the limit blocks.

[0013] Preferably, the crushing mechanism includes two T-threaded rods, two internally threaded cylinders, four T-sliding rods, four cylinder bodies, four fastening rods, cutting knives and fasteners, and symmetrically arranged T-threaded rods are rotatably installed on both sides of the rotating cylinder, one end of the T-threaded rod is located inside the rotating cylinder, one end of the two T-threaded rods is provided with a bevel gear six, and a bevel gear five meshing with the two bevel gears six is ​​sleeved on the rotating shaft, the outside of the two T-threaded rods are sleeved with an internally threaded cylinder located outside the rotating cylinder, the T-threaded rods are threadedly connected to the internally threaded cylinder, and the outer wall of the rotating cylinder is symmetrically provided with two T-sliding rods located below the internally threaded cylinder, and the outside of the T-sliding rods is sleeved with a cylinder body, the internally threaded cylinder and the cylinder body as well as the two adjacent cylinder bodies are connected by fastening rods, and cutting knives are installed on the outside of the internally threaded cylinder and the cylinder body, the cutting knife is a rectangular structure, wherein the two cutting knives away from the internally threaded cylinder are a triangular structure.

[0014] Preferably, the outer wall of the rotating cylinder is symmetrically provided with stabilizing rods, and the internal threaded cylinder and the cylinder body are provided with stabilizing grooves which are sleeved on the outside of the stabilizing rods.

[0015] Preferably, the fastener comprises a locking hole and a locking rod, wherein the locking rod is symmetrically provided at the top of one retaining ring, and the outer walls of the two T-shaped threaded rods are equidistantly provided with locking holes, and the locking rod is adapted to the locking hole.

[0016] Preferably, the bottom end of the rotating cylinder is provided with a plug rod inserted into the bottom end of the rotating shaft, the bottom end of the inner wall of the rotating shaft is symmetrically provided with sliding openings, the top end of the plug rod is symmetrically provided with protrusions extending into the inside of the sliding opening, and the protrusions and the sliding opening are both rectangular structures.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The sample can be crushed three times. At the same time, the placement position of the sample can be changed during the second crushing to achieve sample dispersion, which effectively facilitates the drying and third crushing of the sample. Through the coordination of the vent, connecting pipe, branch pipe, elastic piston plate and retaining ring, the route of hot air entering the drying body can be changed, solving the problem of interruption of sample drying caused by the inability of hot air to enter when the pipe is blocked. Therefore, this design realizes the continuity of sample drying and improves the drying efficiency of the sample.

[0019] 2. Through the design of the mobile bracket, motor, bevel gear 2 and bevel gear 3, power is effectively provided to the crushing group 1, the dispersing feeding mechanism and the crushing mechanism, which is convenient for multiple crushing of the sample and thus facilitates the drying of the sample;

[0020] 3. Through the design of the inner guide cylinder, the outer guide cylinder, the connecting rod, the fan blades, the second crushing group and the installation group, it is convenient to change the placement position of the sample and realize the secondary crushing of the sample. The outer guide cylinder drives the fan blades to rotate during the rotation process, thereby speeding up the flow speed of the hot air inside the drying body, effectively improving the drying efficiency of the sample;

[0021] 4. Through the design of two T-shaped threaded rods, two internally threaded barrels, four T-shaped sliding rods, four barrels, four fastening rods, cutting knives and fasteners, this design is convenient for adjusting the position of the internally threaded barrel and the barrel according to the inner wall size of the drying body, and then the internally threaded barrel and the barrel follow the rotating barrel to drive the cutting knife to move, so that the cutting knife can crush the sample inside the drying body three times, effectively improving the crushing degree of the sample, thereby improving the drying efficiency of the sample;

[0022] 5. Through the design of the lock hole and the lock rod, it is convenient for the lock rod to penetrate into the lock hole to achieve the fastening of the T-shaped threaded rod, effectively prevent the T-shaped threaded rod from rotating, and then achieve the fixation of the internal threaded cylinder and the cylinder body, thereby improving the cutting stability of the cutting knife on the sample. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The accompanying drawings are used to provide further understanding of the present invention and constitute a part of the specification. They are used to explain the present invention together with the embodiments of the present invention and do not constitute a limitation of the present invention.

[0024] Figure 1 This is one of the structural schematic diagrams of the sample drying equipment for soil sampling and testing of the present invention;

[0025] Figure 2 This is the second structural schematic diagram of the sample drying equipment for soil sampling and testing of the present invention;

[0026] Figure 3 This is a schematic diagram of the structure of the dispersed feeding mechanism of the present invention;

[0027] Figure 4 For the present invention Figure 3 A schematic diagram of the enlarged structure at B in the middle;

[0028] Figure 5 It is a structural schematic diagram of the crushing mechanism of the present invention;

[0029] Figure 6 For the present invention Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0030] Figure 7 For the present invention Figure 5 Schematic diagram of the enlarged structure at C in the middle;

[0031] Figure 8It is a schematic diagram of the connection structure of the material guiding inner cylinder and the material guiding outer cylinder of the present invention.

[0032] In the figure: 1. Drying machine body; 2. Mounting table; 3. Cover body; 4. Rotating cylinder; 5. Pipe body; 6. Hot air blower; 7. Feed box; 8. Electric push rod; 9. Mounting plate; 10. Shielding cover; 11. Rotating shaft; 12. Conical gear 1; 13. Inner guide cylinder; 14. Outer guide cylinder; 15. Connecting rod; 16. Fan blade; 17. Gear 1; 18. Stirring rod; 19. Gear 2; 20. Crushing knife; 21. Moving bracket; 22. Motor; 23. Conical gear 2; 24. Conical gear 3; 25. Crushing roller; 26. Gear 3; 27. Conical gear 4; 28. T-shaped threaded rod; 29. ​​Inner thread Cylinder; 30, T-shaped slide bar; 31, cylinder; 32, fastening rod; 33, cutting knife; 34, U-shaped seat; 35, exhaust port; 36, vent hole; 37, connecting pipe; 38, branch pipe; 39, elastic piston plate; 40, bevel gear five; 41, bevel gear six; 42, locking hole; 43, stabilizing groove; 44, stabilizing rod; 45, retaining ring; 46, locking rod; 47, bevel gear seven; 48, opening; 49, mounting hole; 50, mounting cylinder; 51, T-shaped threaded shaft; 52, bevel gear eight; 53, limit block; 54, limit groove; 55, plug-in rod; 56, bump; 57, sliding mouth. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0034] like Figures 1 to 8 As shown, the sample drying device for soil sampling and detection of the present invention comprises a drying body 1, a mounting platform 2 is provided at the inner bottom end of the drying body 1, a cover body 3 is provided at the top of the drying body 1, a rotating cylinder 4 penetrating the middle position of the cover body 3 is provided at the top of the mounting platform 2, a tube body 5 is provided at the bottom end of one side of the drying body 1, one end of the tube body 5 is connected to a hot air blower 6, a feed box 7 is provided at one side of the top of the cover body 3, a crushing group 1 is provided inside the feed box 7, an electric push rod 8 is provided at the top of the cover body 3, a mounting plate 9 is connected to the output end of the electric push rod 8, a rotating shaft 11 inserted into the rotating cylinder 4 is rotatably installed at the bottom end of the mounting plate 9, a bevel gear 12 is sleeved on the top of the rotating shaft 11, exhaust ports 35 are equidistantly provided at the bottom of the outer wall of the rotating cylinder 4, a retaining ring 45 is sleeved on the outside of the rotating shaft 11 and is slidably connected to the inner wall of the rotating cylinder 4 and is located on one side of the exhaust port 35, vents 36 are equidistantly provided on the mounting platform 2 and the rotating cylinder 4, and a branch pipe 38 is provided at the bottom end of the tube body 5.

[0035] At the same time, a connecting pipe 37 connected to the branch pipe 38 and the vent hole 36 is provided at the bottom end of the drying body 1, an elastic piston plate 39 is slidably installed inside the branch pipe 38, a driver connected to the rotating cylinder 4 is provided on the cover body 3, and the crushing group 1 is connected to the driver.

[0036] In addition, the present invention is further provided with a dispersing feeding mechanism located at the top of the drying body 1 on the rotating cylinder 4, a crushing mechanism located inside the drying body 1 on the rotating cylinder 4, and a plug-in rod 55 inserted into the bottom end of the rotating shaft 11 is provided at the bottom end of the rotating cylinder 4, and a sliding opening 57 is symmetrically opened at the bottom end of the inner wall of the rotating shaft 11, and a protrusion 56 extending to the inside of the sliding opening 57 is symmetrically provided at the top end of the plug-in rod 55, and both the protrusion 56 and the sliding opening 57 are rectangular structures.

[0037] It should be noted that, through the above-mentioned design of the dispersed feeding mechanism of the present invention, it is not only convenient to rotate synchronously with the rotating cylinder 4 to change the feeding position of the sample and then crush the sample, but also the dispersed feeding mechanism can accelerate the flow rate of hot air inside the drying body 1 during the rotation process, thereby effectively improving the drying efficiency of the sample.

[0038] For the power drive part of the device of the present invention, Figure 1 , Figure 2 As shown, it includes a movable bracket 21, a motor 22, a bevel gear 23 and a bevel gear 3 24, and the top of the cover body 3 is provided with a movable bracket 21; it should be noted here that an electric telescopic rod is provided at the top of the cover body 3, and the movable bracket 21 is connected to the electric telescopic rod, and the movement of the electric telescopic rod is controlled to drive the movable bracket 21 to move, and then the motor 22 and the bevel gear 2 23 can be driven to move, a motor 22 is installed on one side of the movable bracket 21, and the output shaft of the motor 22 is connected to the bevel gear 2 23, and the top of the rotating cylinder 4 is sleeved with a bevel gear 3 24, and the bevel gear 3 24 is meshed and connected with the bevel gear 2 23, and the bevel gear 1 12 is adapted to the bevel gear 2 23.

[0039] The staff puts the sample to be dried into the feed box 7, and then installs the cover body 3 on the top of the drying machine body 1. At this time, the sample inside the feed box 7 can be preliminarily crushed in cooperation with the crushing group 1, and then the bottom valve in the feed box 7 is started to make the sample fall into the dispersing feeding mechanism through the cover body 3, and the sample can be crushed again. Then the sample falls into the drying machine body 1 and is crushed by the crushing mechanism. At the same time, the hot air blower 6 is started. Due to the shielding of the connecting pipe 37 by the elastic piston plate 39, the hot air blower 6 injects hot air into the drying machine body 1 through the pipe body 5, and then the sample inside the drying machine body 1 can be dried. The crushing mechanism can drive the sample to move, which effectively improves the efficiency of sample drying. At the same time, the dispersing feeding mechanism can blow air to the inside of the drying machine body 1 during the rotation, which can speed up the flow of hot air inside the drying machine body 1, and effectively improve the efficiency of sample drying.

[0040] When there are many samples inside the drying body 1, the samples block one end of the tube body 5, and the wind force inside the hot air blower 6 enters the branch pipe 38, and pushes the elastic piston plate 39 downward, so that the hot air enters the connecting pipe 37, and then the wind force enters the rotating cylinder 4 through the vent 36, and starts the electric push rod 8, which drives the mounting plate 9 and the rotating shaft 11 to move upward, so that the baffle ring 45 moves upward, and the baffle ring 45 disconnects the obstruction of the exhaust port 35, and then the hot air inside the rotating cylinder 4 is discharged through the exhaust port 35 and enters the drying body 1, so as to realize the drying of the samples inside the drying body 1, and then realize the continuity of the drying of the samples, thereby improving the drying efficiency of the samples.

[0041] When the sample needs to be crushed, the electric push rod 8 is started, and the electric push rod 8 drives the mounting plate 9 to move upward, and the mounting plate 9 drives the rotating shaft 11 and the bevel gear 1 12 to move upward synchronously, and then the rotating shaft 11 drives the bevel gear 5 40 and the bevel gear 7 47 to move upward, so that the meshing relationship between the bevel gear 5 40 and the bevel gear 6 41 is disconnected, and the meshing relationship between the bevel gear 7 47 and the bevel gear 8 52 is disconnected, and then the motor 22 is started, and the motor 22 drives the bevel gear 2 23 to rotate, and through the meshing connection relationship between the bevel gear 2 23 and the bevel gear 3 24, the bevel gear 3 24 rotates, and the bevel gear 3 24 drives the rotating drum 4 to rotate, effectively providing power for the crushing group 1, the dispersing feeding mechanism and the crushing mechanism, so as to facilitate multiple crushing of the sample and thus provide convenience for the drying of the sample.

[0042] In some embodiments, Figure 1 , Figure 2 , Figure 3 and Figure 8As shown, the dispersing feeding mechanism includes a material guiding inner cylinder 13, a material guiding outer cylinder 14, a connecting rod 15, a fan blade 16, a second crushing group and a mounting group. The outer part of the rotating cylinder 4 is provided with a material guiding inner cylinder 13, and the outer part of the material guiding inner cylinder 13 is provided with a material guiding outer cylinder 14. A crushing chamber is formed between the material guiding inner cylinder 13 and the material guiding outer cylinder 14, and a second crushing group is provided at an equal distance inside the crushing chamber.

[0043] The bottom end of the outer wall of the material guiding inner cylinder 13 and the bottom end of the inner wall of the material guiding outer cylinder 14 are connected by a connecting rod 15 which is arranged at equal distances. The bottom end of the outer wall of the material guiding outer cylinder 14 is installed with fan blades 16 at equal distances. The material guiding inner cylinder 13 is connected to the rotating cylinder 4 through an installation group. The crushing group 2 includes a gear 17, a stirring rod 18, a gear 2 19 and a crushing knife 20. The top end of the outer wall of the material guiding inner cylinder 13 is sleeved with a gear 17. The inner top end of the cover body 3 is rotatably installed with a stirring rod 18 extending to the inside of the crushing chamber. The stirring rod 18 is sleeved with a gear 2 19 which is meshed with the gear 17, and the bottom of the stirring rod 18 is provided with a crushing knife 20.

[0044] It should be noted that, through the action of the above-mentioned installation group of the present invention, the material guiding inner cylinder 13 can be fixedly installed on the outer wall of the rotating cylinder 4, so that the crushed sample inside the feed box 7 falls into the crushing chamber, and the rotating cylinder 4 drives the material guiding inner cylinder 13 and the material guiding outer cylinder 14 to rotate synchronously, and the material guiding inner cylinder 13 drives the gear 17 to rotate, and through the meshing connection relationship between the gear 17 and the gear 2 19, the gear 2 19 rotates, and the gear 2 19 drives the stirring rod 18 to rotate, and the stirring rod 18 drives the crushing knife 20 to rotate, and then the sample falling into the crushing chamber is crushed again under the action of the crushing knife 20, and the rotation of the crushing chamber drives the sample to move, thereby changing the feeding position of the sample, realizing the dispersion of the sample, and thus improving the efficiency of the sample drying.

[0045] In some other embodiments, the technical solution of the present invention is further designed, the crushing group 1 includes two crushing rollers 25, two gears 3 26 and a bevel gear 4 27, the feed box 7 is rotatably mounted with two mutually meshing crushing rollers 25, one end of the two crushing rollers 25 is provided with a gear 3 26 located outside the feed box 7, the two gears 3 26 are meshed and connected, and one end of one of the crushing rollers 25 is provided with a bevel gear 4 27 meshed and connected with the bevel gear 3 24;

[0046] When the bevel gear three 24 rotates, the bevel gear four 27 rotates through the meshing connection relationship between the bevel gear four 27 and the bevel gear three 24, and the bevel gear four 27 drives one of the crushing rollers 25 to rotate, and then the crushing roller 25 drives the gear three 26 to rotate, and through the meshing connection relationship between the two gears three 26, the other crushing roller 25 rotates, and then the two crushing rollers 25 perform primary crushing on the sample inside the feed box 7, and the crushed sample enters the crushing chamber composed of the material guide inner cylinder 13 and the material guide outer cylinder 14 for secondary crushing, thereby facilitating the drying of the sample.

[0047] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 8 As shown, the installation group includes a U-shaped seat 34, a bevel gear seven 47, an opening 48, a mounting hole 49, a mounting cylinder 50, a T-shaped threaded shaft 51 and a bevel gear eight 52. The rotating shaft 11 is sleeved with a bevel gear seven 47, the rotating cylinder 4 is symmetrically provided with openings 48, the inner wall of the material guiding inner cylinder 13 is provided with a mounting hole 49 connected to the opening 48, the inner wall of the rotating cylinder 4 is installed with a U-shaped seat 34, a T-shaped threaded shaft 51 is rotatably installed on the U-shaped seat 34, one end of the T-shaped threaded shaft 51 is provided with a bevel gear eight 52 meshingly connected with the bevel gear seven 47, the outer part of the T-shaped threaded shaft 51 is sleeved with a mounting cylinder 50 located inside the opening 48, the mounting cylinder 50 is threadedly connected to the T-shaped threaded shaft 51, the mounting cylinder 50 extends to the inside of the mounting hole 49, the inner wall of the opening 48 is symmetrically provided with limit blocks 53, and the outer wall of the mounting cylinder 50 is provided with a limit groove 54 slidably connected to the limit block 53.

[0048] By starting the electric push rod 8, the electric push rod 8 drives the mounting plate 9 to move downward, and the mounting plate 9 drives the rotating shaft 11 and the bevel gear 1 12 to move downward synchronously, and at the same time, the mobile bracket 21 moves its position, and the mobile bracket 21 drives the motor 22 and the bevel gear 2 23 to move synchronously, so that the meshing connection relationship between the bevel gear 2 23 and the bevel gear 3 24 is disconnected, and the bevel gear 1 12 is meshed with the bevel gear 2 23, and at the same time, the rotating shaft 11 drives the bevel gear 5 40 and the bevel gear 7 47 to move downward synchronously, and the bevel gear 5 40 is meshed with the bevel gear 6 41, and the bevel gear 7 47 is meshed with the bevel gear 8 52, then the mounting hole 49 on the inner wall of the guide inner cylinder 13 is aligned with the opening 48, and the motor 22 is started, and the motor 22 drives the bevel gear 2 23 to rotate, through The bevel gear 23 drives the bevel gear 12 to rotate, the bevel gear 12 drives the rotating shaft 11 to rotate, and then the rotating shaft 11 drives the bevel gear 7 47 to rotate, and through the meshing connection relationship between the bevel gear 7 47 and the bevel gear 8 52, the bevel gear 8 52 is rotated, and the bevel gear 8 52 drives the T-shaped threaded shaft 51 to rotate, and through the threaded connection relationship between the T-shaped threaded shaft 51 and the mounting cylinder 50 and the sliding connection relationship between the matching limit block 53 and the limit groove 54, the mounting cylinder 50 is horizontally moved inside the opening 48, and then the mounting cylinder 50 is moved to the mounting hole 49, so that the mounting cylinder 50 and the material guide inner cylinder 13 are fixed, and then the material guide inner cylinder 13 and the material guide outer cylinder 14 are fixedly installed, so as to facilitate the dispersion of samples and the secondary crushing of samples.

[0049] like Figure 1 , Figure 2 , Figure 5 and Figure 6As shown, in some embodiments, the crushing mechanism includes two T-shaped threaded rods 28, two internally threaded cylinders 29, four T-shaped sliding rods 30, four cylinders 31, four fastening rods 32, a cutting knife 33 and fasteners. The two sides of the rotating cylinder 4 are rotatably installed with symmetrically arranged T-shaped threaded rods 28, one end of the T-shaped threaded rod 28 is located inside the rotating cylinder 4, one end of the two T-shaped threaded rods 28 is provided with a bevel gear six 41, the rotating shaft 11 is sleeved with a bevel gear five 40 meshing with the two bevel gears six 41, the outer parts of the two T-shaped threaded rods 28 are sleeved with the internally threaded cylinders 29 located outside the rotating cylinder 4, and the T-shaped threaded rods 28 are sleeved with the internally threaded cylinders 29 located outside the rotating cylinder 4. 28 is threadedly connected with the internal threaded cylinder 29, and the outer wall of the rotating cylinder 4 is symmetrically provided with two T-shaped sliding bars 30 located below the internal threaded cylinder 29, and the outside of the T-shaped sliding bars 30 is sleeved with a cylinder body 31, and the internal threaded cylinder 29 and the cylinder body 31 are connected by a fastening rod 32, and the outside of the internal threaded cylinder 29 and the cylinder body 31 are installed with cutting knives 33, and the cutting knives 33 are rectangular structures, wherein the two cutting knives 33 away from the internal threaded cylinder 29 are triangular structures, and the outer wall of the rotating cylinder 4 is symmetrically provided with stabilizing rods 44, and the internal threaded cylinder 29 and the cylinder body 31 are provided with stabilizing grooves 43 sleeved on the outside of the stabilizing rods 44.

[0050] The positions of the internally threaded barrel 29 and the barrel body 31 are adjusted according to the inner wall size of the drying body 1, and the bevel gear five 40 is driven to rotate by rotating the rotating shaft 11, and the bevel gear five 40 drives the bevel gear six 41 to rotate, and the bevel gear six 41 drives the T-shaped threaded rod 28 to rotate. Through the threaded connection relationship between the T-shaped threaded rod 28 and the internally threaded barrel 29 and the sliding connection relationship between the stabilizing rod 44 and the stabilizing groove 43, the internally threaded barrel 29 slides on the outer wall of the T-shaped threaded rod 28, and then the position of the internally threaded barrel 29 is adjusted. Through the fixing effect of the fastening rod 32, the internally threaded barrel 29 drives the barrel body 31 to move synchronously during the movement, and then the position of the barrel body 31 is adjusted. This design facilitates the adjustment of the positions of the internally threaded barrel 29 and the barrel body 31 according to the inner wall size of the drying body 1, and then the internally threaded barrel 29 and the barrel body 31 drive the cutting knife 33 to move, which facilitates the cutting knife 33 to fully crush the sample inside the drying body 1.

[0051] In some embodiments, the fastener includes a locking hole 42 and a locking rod 46, wherein the top of one retaining ring 45 is symmetrically provided with a locking rod 46, and the outer walls of the two T-shaped threaded rods 28 are equidistantly provided with locking holes 42, and the locking rod 46 is adapted to the locking holes 42. Figure 1 , Figure 2 , Figure 5 and Figure 6 shown.

[0052] When the position adjustment of the internal threaded cylinder 29 and the cylinder body 31 is completed, the electric push rod 8 is started, and the electric push rod 8 drives the mounting plate 9, the shielding cover 10, the rotating shaft 11 and the bevel gear five 40 to move up synchronously, thereby adjusting the position of the movable bracket 21, and the movable bracket 21 drives the motor 22 and the bevel gear two 23 to move synchronously, so that the bevel gear two 23 is meshed with the bevel gear three 24, and the meshing connection relationship between the bevel gear one 12 and the bevel gear two 23 is disconnected, and the meshing connection relationship between the bevel gear five 40 and the bevel gear six 41 and the meshing connection relationship between the bevel gear seven 47 and the bevel gear eight 52 are disconnected. At the same time, the rotating shaft 11 moves up and drives the retaining ring 45 to move up, and the retaining ring 45 drives the locking rod 46 to move up, and then the locking rod 46 penetrates into the interior of the locking hole 42, so as to realize the fastening of the T-shaped threaded rod 28, effectively prevent the T-shaped threaded rod 28 from rotating, and then realize the fixation of the internal threaded cylinder 29 and the cylinder body 31, and effectively improve the cutting stability of the cutting knife 33 on the sample.

[0053] After the staff puts the sample to be dried into the feed box 7, the cover body 3 is installed on the top of the drying machine body 1, and the motor 22 is started at this time. The motor 22 drives the bevel gear 2 23 to rotate, and the bevel gear 3 24 is rotated through the meshing connection relationship between the bevel gear 2 23 and the bevel gear 3 24, and the bevel gear 3 24 drives the rotating cylinder 4 to rotate. When the bevel gear 3 24 rotates, the meshing connection relationship between the bevel gear 4 27 and the bevel gear 3 24 is made to rotate, and the bevel gear 4 27 drives one of the crushing rollers 25 to rotate, and then the crushing roller 25 drives the gear 3 26 to rotate, and the meshing connection relationship between the two gears 3 26 makes the other crushing roller 25 rotate, and then the two crushing rollers 25 perform primary crushing on the sample inside the feed box 7, and then the bottom valve in the feed box 7 is started, and the crushed sample enters the guide In the pulverizing chamber composed of the cylinder 13 and the material guiding outer cylinder 14, the rotating cylinder 4 drives the material guiding inner cylinder 13 and the material guiding outer cylinder 14 to rotate synchronously, and the material guiding inner cylinder 13 drives the gear 17 to rotate, and the gear 2 19 is rotated through the meshing connection relationship between the gear 17 and the gear 2 19, and the gear 2 19 drives the stirring rod 18 to rotate, and the stirring rod 18 drives the crushing knife 20 to rotate, and then the sample falling into the pulverizing chamber is crushed again under the action of the crushing knife 20, and the rotation of the pulverizing chamber drives the sample to move, thereby changing the feeding position of the sample, realizing the dispersion of the sample, and then improving the drying efficiency of the sample, and at the same time, the rotating cylinder 4 rotates to drive the T-shaped threaded rod 28, the internal threaded cylinder 29, the T-shaped sliding rod 30, the cylinder body 31, the fastening rod 32 and the cutting knife 33 to rotate synchronously, and then the sample inside the drying body 1 is crushed again, and the sample position can be changed at the same time.

[0054] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0055] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sample drying device for soil sampling and testing, comprising a drying body (1), characterized in that: The inner bottom end of the drying machine body (1) is provided with a mounting platform (2), the top end of the drying machine body (1) is provided with a cover body (3), the top end of the mounting platform (2) is provided with a rotating cylinder (4) penetrating the middle position of the cover body (3), the bottom end of one side of the drying machine body (1) is provided with a pipe body (5), one end of the pipe body (5) is connected to a hot air blower (6), a feeding box (7) is provided on one side of the top end of the cover body (3), a crushing group (1) is provided inside the feeding box (7), an electric push rod (8) is provided on the top end of the cover body (3), and the output end of the electric push rod (8) is connected to a mounting plate (9), a rotating shaft (11) inserted into the rotating cylinder (4) is rotatably mounted at the bottom end of the mounting plate (9), a bevel gear (12) is sleeved on the top of the rotating shaft (11), exhaust ports (35) are equidistantly provided at the bottom of the outer wall of the rotating cylinder (4), a retaining ring (45) is sleeved on the outside of the rotating shaft (11) and is slidably connected to the inner wall of the rotating cylinder (4) and is located on one side of the exhaust port (35), vent holes (36) are equidistantly provided on the mounting platform (2) and the rotating cylinder (4), and a branch pipe (38) is provided at the bottom end of the pipe body (5); The bottom end of the drying machine body (1) is provided with a connecting pipe (37) which is respectively connected to the branch pipe (38) and the vent hole (36). An elastic piston plate (39) is slidably installed inside the branch pipe (38). When the sample blocks one end of the tube body (5), the wind inside the hot air blower (6) enters the branch pipe (38) and pushes the elastic piston plate (39) downward, so that the hot air enters the connecting pipe (37). Then the wind enters the rotating cylinder (4) through the vent hole (36); The cover body (3) is provided with a driver connected to the rotating cylinder (4), and the crushing group 1 is connected to the driver. The rotating cylinder (4) is provided with a dispersing feeding mechanism, and the dispersing feeding mechanism is located at the top of the interior of the drying body (1). The rotating cylinder (4) is provided with a crushing mechanism, and the crushing mechanism is located inside the drying body (1). The driver comprises a movable bracket (21), a motor (22), a second bevel gear (23) and a third bevel gear (24). The top of the cover body (3) is provided with the movable bracket (21), a motor (22) is installed on one side of the movable bracket (21), an output shaft of the motor (22) is connected with the second bevel gear (23), the top of the rotating cylinder (4) is sleeved with the third bevel gear (24), the third bevel gear (24) is meshed with the second bevel gear (23), and the first bevel gear (12) is meshed with the second bevel gear (23). The gear 2 (23) is adapted to the gear 2 (23). When the electric push rod (8) drives the mounting plate (9) to move downward, the mounting plate (9) drives the rotating shaft (11) and the bevel gear 1 (12) to move downward synchronously. At the same time, the movable bracket (21) moves in position. The movable bracket (21) drives the motor (22) and the bevel gear 2 (23) to move synchronously, so that the meshing connection relationship between the bevel gear 2 (23) and the bevel gear 3 (24) is disconnected, and the bevel gear 1 (12) is meshed with the bevel gear 2 (23).

2. The sample drying device for soil sampling and testing according to claim 1, characterized in that: The dispersing feeding mechanism comprises a material guiding inner cylinder (13), a material guiding outer cylinder (14), a connecting rod (15), a fan blade (16), a second crushing group and an installation group. The outer part of the rotating cylinder (4) is sleeved with the material guiding inner cylinder (13), the outer part of the material guiding inner cylinder (13) is sleeved with the material guiding outer cylinder (14), a crushing chamber is formed between the material guiding inner cylinder (13) and the material guiding outer cylinder (14), the second crushing group is equidistantly arranged inside the crushing chamber, the outer wall bottom end of the material guiding inner cylinder (13) and the inner wall bottom end of the material guiding outer cylinder (14) are connected by a connecting rod (15) equidistantly arranged, the outer wall bottom end of the material guiding outer cylinder (14) is equidistantly installed with a fan blade (16), and the material guiding inner cylinder (13) and the rotating cylinder (4) are connected by the installation group.

3. The sample drying device for soil sampling and testing according to claim 1, characterized in that: The pulverizing group 1 comprises two pulverizing rollers (25), two gears 3 (26) and a bevel gear 4 (27). The two pulverizing rollers (25) are rotatably mounted on the feed box (7) and mesh with each other. One end of each pulverizing roller (25) is provided with a gear 3 (26) located outside the feed box (7). The two gears 3 (26) are meshed and connected. One end of one of the pulverizing rollers (25) is provided with a bevel gear 4 (27) meshed and connected with the bevel gear 3 (24).

4. The sample drying device for soil sampling and testing according to claim 2, characterized in that: The crushing group 2 comprises a gear 1 (17), a stirring rod (18), a gear 2 (19) and a crushing knife (20); the gear 1 (17) is sleeved on the top end of the outer wall of the material guiding inner cylinder (13); the stirring rod (18) extending into the crushing chamber is rotatably mounted on the inner top end of the cover body (3); the stirring rod (18) is sleeved with a gear 2 (19) meshingly connected with the gear 1 (17); and the bottom of the stirring rod (18) is provided with a crushing knife (20).

5. The sample drying device for soil sampling and testing according to claim 2, characterized in that: The mounting assembly comprises a U-shaped seat (34), a bevel gear seven (47), an opening (48), a mounting hole (49), a mounting cylinder (50), a T-shaped threaded shaft (51) and a bevel gear eight (52); the bevel gear seven (47) is sleeved on the rotating shaft (11); the opening (48) is symmetrically provided on the rotating cylinder (4); the inner wall of the material guiding inner cylinder (13) is provided with a mounting hole (49) which is connected to the opening (48); the inner wall of the rotating cylinder (4) is provided with a A U-shaped seat (34) is installed, and a T-shaped threaded shaft (51) is rotatably installed on the U-shaped seat (34). One end of the T-shaped threaded shaft (51) is provided with a bevel gear eight (52) meshingly connected with the bevel gear seven (47). The outside of the T-shaped threaded shaft (51) is sleeved with a mounting tube (50) located inside the opening (48), the mounting tube (50) is threadedly connected to the T-shaped threaded shaft (51), and the mounting tube (50) extends to the inside of the mounting hole (49).

6. The sample drying device for soil sampling and testing according to claim 5, characterized in that: The inner wall of the opening (48) is symmetrically provided with a limiting block (53), and the outer wall of the mounting tube (50) is provided with a limiting groove (54) slidably connected to the limiting block (53).

7. The sample drying device for soil sampling and testing according to claim 1, characterized in that: The pulverizing mechanism comprises a T-shaped threaded rod (28) rotatably mounted on the rotating cylinder (4) and symmetrically arranged on both sides of the rotating cylinder (4); one end of the T-shaped threaded rod (28) is located inside the rotating cylinder (4); one end of the two T-shaped threaded rods (28) is provided with a six-bevel gear (41); a five-bevel gear (40) meshingly connected with the two six-bevel gears (41) is sleeved on the rotating shaft (11); the outside of the two T-shaped threaded rods (28) is sleeved with an inner gear located outside the rotating cylinder (4); The threaded cylinder (29) is provided with a T-shaped threaded rod (28) which is threadedly connected to the internal threaded cylinder (29). The outer wall of the rotating cylinder (4) is symmetrically provided with two T-shaped sliding rods (30) which are located below the internal threaded cylinder (29). The outsides of the T-shaped sliding rods (30) are sleeved with a cylinder body (31). The internal threaded cylinder (29) and the cylinder body (31) as well as two adjacent cylinder bodies (31) are connected by a fastening rod (32). The outsides of the internal threaded cylinder (29) and the cylinder body (31) are provided with cutting knives (33).

8. The sample drying device for soil sampling and testing according to claim 7, characterized in that: The outer wall of the rotating cylinder (4) is symmetrically provided with stabilizing rods (44), and the internal threaded cylinder (29) and the cylinder body (31) are provided with stabilizing grooves (43) sleeved on the outside of the stabilizing rods (44).

9. The sample drying device for soil sampling and testing according to claim 7, characterized in that: The pulverizing mechanism further comprises a fastener, which comprises a locking hole (42) and a locking rod (46). The locking rod (46) is symmetrically arranged at the top of the retaining ring (45). The outer walls of the two T-shaped threaded rods (28) are equidistantly provided with locking holes (42), and the locking rod (46) is adapted to fit the locking holes (42).

10. The sample drying device for soil sampling and testing according to claim 1, characterized in that: The bottom end of the rotating cylinder (4) is provided with a plug-in rod (55) inserted into the bottom end of the rotating shaft (11); the bottom end of the inner wall of the rotating shaft (11) is symmetrically provided with a sliding opening (57); the top end of the plug-in rod (55) is symmetrically provided with a protrusion (56) extending into the inside of the sliding opening (57); and both the protrusion (56) and the sliding opening (57) are rectangular structures.

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