CN210719878U - Soil heavy metal detects with grinding screening plant - Google Patents
Soil heavy metal detects with grinding screening plant Download PDFInfo
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- CN210719878U CN210719878U CN201921450752.2U CN201921450752U CN210719878U CN 210719878 U CN210719878 U CN 210719878U CN 201921450752 U CN201921450752 U CN 201921450752U CN 210719878 U CN210719878 U CN 210719878U
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Abstract
The utility model relates to an environmental study experimental facilities field specifically discloses a soil heavy metal detects uses grinding screening plant. The grinding and screening device comprises a shell, wherein a rotary motor mounting groove is formed in the outer wall of the shell, a rotary motor is arranged in the rotary motor mounting groove, and the rotary motor is connected with a grinding system and a grinding system; a crushing system is arranged in the shell and comprises a crushing barrel, a crushing rotary rod is arranged in the crushing barrel, and crushing blade corners are arranged on the surface of the crushing rotary rod; a grinding system is arranged below the crushing system and comprises a grinding rotary rod, a stirring rod is arranged on the grinding rotary rod, and grinding balls are arranged around the grinding rotary rod; grinding system below still is equipped with the screening system, including shale shaker and collection bag, collects the bag and connects in the shale shaker below. The utility model discloses combine crushing, grinding, three step of screening, improved the efficiency of soil grinding screening when having practiced thrift the manpower.
Description
Technical Field
The utility model relates to a soil analysis equipment field, concretely relates to soil heavy metal detects with grinding screening plant.
Background
In environmental protection, the research of soil heavy metals is a very important research direction. In the detection of soil heavy metals, soil samples need to be subjected to pretreatment, and the treatment steps are generally to air-dry soil, grind and sieve the soil, and then carry out heavy metal detection. Currently, most researchers handle soil samples by manually repeatedly grinding the soil samples and then manually screening the soil samples for multiple times by using a vibrating screen. The whole process is labor-consuming and time-consuming, the ideal effect cannot be achieved, and the subsequent test progress and accuracy are finally influenced. Therefore, the utility model provides a soil heavy metal detects with grinding screening plant.
SUMMERY OF THE UTILITY MODEL
The technique that exists is not enough to the aforesaid, the utility model aims at providing a soil heavy metal detects with grinding screening plant solves the problem pointed out in the above-mentioned background art.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a grinding and screening device for soil heavy metal detection, which is characterized by comprising a shell, wherein the outer wall of the shell is provided with a rotating motor, and a crushing system, a grinding system and a screening system are arranged in the shell; the crushing system comprises a crushing barrel and a crushing rotary rod, the crushing barrel is fixed on the inner wall of the shell, a sample inlet of the crushing barrel is communicated with a feed inlet of the shell, the crushing rotary rod is axially arranged along the crushing barrel and is rotationally connected to the inner wall of the shell, and crushing blade angles are arranged around the surface of the crushing rotary rod; the grinding system is positioned below the crushing system and comprises a grinding cylinder, a grinding rotary rod and a grinding ball, the grinding cylinder is installed on the inner wall of the shell, the top of the grinding cylinder is communicated with the bottom of the crushing cylinder through a blanking channel, the grinding rotary rod is axially arranged along the grinding cylinder, a stirring rod is arranged on the surface of the grinding rotary rod in a surrounding mode, the grinding ball is arranged in the grinding cylinder, the grinding rotary rod and the crushing rotary rod realize synchronous rotation through a gear engagement transmission mode, a crushing system connecting gear is fixedly installed at the position, below the blanking channel, of the grinding rotary rod, a grinding system connecting gear is installed at the position, above the blanking channel, of the crushing system connecting gear is engaged with the grinding system connecting gear; an output shaft of the rotating motor penetrates through the wall of the shell and is connected with the grinding rotating rod, and sieve pores are arranged on the lower half surface of the grinding cylinder; the screening system is positioned below the grinding system and comprises a vibrating motor, a vibrating screen and a collecting bag positioned below the vibrating screen, the vibrating screen is transversely arranged in the shell, the vibrating motor is arranged on the outer wall of the shell, an output shaft of the vibrating motor penetrates through the grinding cylinder and is connected with the vibrating screen, and the edge of the bottom surface of the vibrating screen is connected with the edge of the opening of the collecting bag; and a sampling port is arranged on the side wall of the shell and positioned on the screening system.
Preferably, the grinding cylinder is provided with a grinding system cleaning port.
Preferably, the crushing cylinder is arranged obliquely, and the inclination degree of the crushing cylinder relative to the horizontal direction is set to be 10-30 degrees.
Preferably, the unloading passageway between crushing barrel and the grinding barrel is separated by annular sieve, be equipped with the pore on the annular sieve, it is located to grind the rotary rod unloading passageway department fixed mounting has crushing system connection gear, it is located to smash the rotary rod unloading passageway department installs grinding system connection gear, smash system connection gear with grinding system connection gear engagement, and the bottom of smashing system connection gear can pass annular sieve's mesopore, the pore diameter smash system connection gear with distance between the annular sieve all is less than the diameter of grinding ball. Preferably, the crushing system connecting gear and the grinding system connecting gear are both conical gears.
Preferably, the stirring rods are arranged in a staggered manner, the grinding balls comprise a plurality of spheres with different diameters, and the diameters of the grinding balls are larger than those of the sieve holes.
Preferably, the pulverization rotation rod and the grinding rotation rod are both cylinders.
Preferably, the crushing blade angle is conical in shape.
Preferably, a switch for controlling the vibration motor is arranged on the vibration motor mounting groove.
Preferably, the vibrating screen is provided with a hook, and the vibrating screen is connected with the collecting bag through the hook.
The beneficial effects of the utility model reside in that: the grinding and screening device for detecting the heavy metal in the soil is connected with the crushing system, the grinding system and the screening system in a matched mode, so that the large soil is crushed, the large soil is changed into small soil, the small soil is convenient to grind, and the grinding efficiency is improved; then, grinding of solid particles with different sizes is realized through the matching of a grinding rotary rod, a grinding ball and a stirring rod in a grinding system; and finally, the vibrating motor of the screening system drives the vibrating screen to vibrate, so that the screening efficiency is further improved. The utility model relates to a rationally, saved manpower and materials, improved soil sample treatment efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a grinding and screening device for detecting heavy metals in soil according to an embodiment of the present invention;
fig. 2 is a schematic view of a connection structure between a rotating motor and a grinding rotary rod of the grinding and screening device for detecting heavy metals in soil, and between the grinding rotary rod and a grinding rotary rod provided in an embodiment of the present invention;
description of reference numerals: 1-shell, 2-crushing barrel, 3-grinding barrel, 4-vibrating screen, 5-collecting bag, 6-rotating motor, 7-vibrating motor, 8-crushing rotating rod, 9-crushing leaf angle, 10-sieve plate, 11-grinding rotating rod, 12-grinding ball, 13-stirring rod, 14-sample inlet, 15-sample inlet, 16-rotating motor mounting groove, 17-vibrating motor mounting groove, 18-grinding system cleaning port, 19-grinding system connecting gear, 20-grinding system connecting gear, 101-crushing system, 102-grinding system and 103-sieving system.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the grinding and screening device for detecting the heavy metal in the soil comprises a housing 1, wherein a rotating motor 6 is arranged on the outer wall of the housing 1; a crushing system 101, a grinding system 102 and a screening system 103 are arranged in the shell 1; the crushing system 101 comprises a crushing barrel 2 and a crushing rotary rod 8, wherein the crushing barrel 2 is fixed on the inner wall of the shell 1, a sample inlet 14 of the crushing barrel 2 is communicated with a feed inlet of the shell 1, the crushing rotary rod 8 is arranged along the axial direction of the crushing barrel, the crushing rotary rod 8 is rotatably connected on the inner wall of the shell 1, and a crushing blade angle 9 is arranged around the surface of the crushing rotary rod 8; the grinding system 102 is positioned below the crushing system 101 and comprises the grinding cylinder 3, a grinding rotary rod 11 and grinding balls 12, the grinding cylinder 3 is arranged on the inner wall of the shell 1, the top of the grinding cylinder 3 is communicated with the bottom of the crushing cylinder 2 through a feeding channel, the grinding rotary rod 11 is arranged along the axial direction of the grinding cylinder 3, a stirring rod 13 is arranged around the surface of the grinding rotary rod 11, the grinding balls 12 are arranged in the grinding cylinder 3, the grinding rotary rod 11 and the crushing rotary rod 8 realize synchronous rotation through a gear engagement transmission mode, a crushing system connecting gear 19 is fixedly arranged at the position of the grinding rotary rod 11 below the blanking channel, a grinding system connecting gear 20 is arranged above the blanking channel of the crushing rotating rod 8, and the crushing system connecting gear 19 is meshed with the grinding system connecting gear 20; an output shaft of the rotating motor penetrates through the wall of the shell 1 and is connected with the grinding rotating rod 11, and sieve pores are arranged on the lower half surface of the grinding cylinder 3; the screening system 103 is located below the grinding system 102 and comprises a vibrating motor 7, a vibrating screen 4 and a collecting bag 5 located below the vibrating screen 4, the vibrating screen 4 is transversely arranged inside the shell 1, the vibrating motor 7 is arranged on the outer wall of the shell 1, an output shaft of the vibrating motor 7 penetrates through the grinding cylinder 3 and is connected with the vibrating screen 4, and the edge of the bottom surface of the vibrating screen 4 is connected with the edge of the bag opening of the collecting bag 5; a sampling port 15 is arranged on the side wall of the housing 1 and positioned on the screening system 103.
During the use, at first, the rotating electrical machine 6 is started, wait that the rotating electrical machine 6 starts to work, after smashing rotary rod 8 and grinding rotary rod 11 synchronous revolution, drop into crushing system 101 with the soil sample from the feed inlet in batches, soil sample is smashed through crushing system 101 and is got into screening system 103 through the sieve mesh on grinding barrel 3 tube surface after grinding with grinding system 102, then start vibrating motor 7, vibrating motor 7 drives shale shaker 4 vibrations, along with shale shaker 4 vibrations, the soil sample that accords with the standard will get into collection bag 5, observe the collection condition at sample connection 15, the sufficient experiment of soil sample of waiting to collect needs the appearance to stop the appearance of feeding, the volume that the soil sample on the shale shaker 4 got into collection bag 5 is reduced by a wide margin at sample connection 15 and turn off rotating electrical machine 6 and vibrating electrical machine 7, at last sample from sample connection 15.
Preferably, the crushing cylinder 2 is arranged obliquely, and the inclination degree to the horizontal direction is set to 10-30 degrees. The slope of crushing barrel 2 is placed and is made the soil sample get into the back and pass through whole crushing barrel 2 in proper order, makes the broken more abundant of soil sample.
Preferably, a rotating motor installation groove 16 is further installed on the outer wall of the housing 1, the rotating motor 6 is installed in the motor installation groove 16, and a switch for controlling the rotating motor 6 is arranged on the rotating motor installation groove 16. The rotating electric machine mounting groove 16 can play a role in supporting and supporting the electric machine.
Preferably, the crushing blade corners 9 are in the shape of small cones. The conical design of the crushing leaf angle 9 is used for efficiently crushing the bulk soil sample. Preferably, the unloading passageway between crushing barrel 2 and the grinding vessel 3 is separated by annular sieve 10, be equipped with the pore on the annular sieve 10, it is located to grind rotary rod 11 unloading passageway department fixed mounting has crushing system connecting gear 19, it is located to smash rotary rod 8 unloading passageway department installs grinding system connecting gear 20, smash system connecting gear 19 with grinding system connecting gear 20 meshes, and the bottom of smashing system connecting gear 19 can pass annular sieve 10's mesopore, the pore diameter smash system connecting gear 19 with distance between the annular sieve 10 all is less than the diameter of grinding ball 12. The unloading passageway makes the soil sample follow grinding vessel 2 and gets into grinding vessel 3 smoothly, and the primary screen has been accomplished in setting up of annular sieve 10 to play the effect that prevents large granule impurity entering grinding system 102, because the ball has gravity, the ball can't overflow from the junction between grinding vessel 3 and grinding vessel 2.
Preferably, the crushing system connecting gear 19 and the grinding system connecting gear 20 are both bevel gears. The rotating motor 6 controls the grinding rotating rod 11 to rotate through the grinding system connecting gear 20, and controls the grinding rotating rod 8 and the grinding rotating rod 11 to synchronously rotate through the meshing of the grinding system connecting gear 19 and the grinding system connecting gear 20. The arrangement of the bevel gear realizes the inclination of the crushing rotating rod 8.
Preferably, the stirring rods 13 are arranged in a staggered manner, the lower half surface of the grinding cylinder 3 is provided with sieve holes, the diameter of each sieve hole is 840 μm, the number of the grinding balls 12 is 10-40, and the diameter of each grinding ball 12 is larger than that of each sieve hole. The stirring rods 13 are arranged in a length-staggered manner to fully stir the grinding balls 12 with different sizes, so that the grinding balls 12 are fully contacted with the soil sample.
Preferably, the grinding cylinder 3 is provided with a grinding cylinder cleaning port 18 to facilitate cleaning of the grinding cylinder 3, the sample inlet 14 of the crushing cylinder 2 can also be used for cleaning the crushing cylinder, and the sample inlet 15 on the side wall of the housing 1 and located on the sieving system 103 can also be used for cleaning the sieving system 103.
Preferably, a hook is arranged on the vibrating screen 4, and the vibrating screen 4 is connected with the collecting bag 5 through the hook. The mesh aperture of the vibrating screen 4 is 250 μm, which is equivalent to the aperture of a 60-mesh screen. Make things convenient for shale shaker 4 and collection bag 5's split and installation, make things convenient for the sample.
The utility model discloses do not specifically inject the shape of shell, cuboid, square, cylinder etc. all accord with the technical scheme of the utility model. It is desirable to select a material having a good sound-insulating effect as a raw material of the housing so as to reduce noise caused to the surrounding environment of the device.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The grinding and screening device for detecting the heavy metals in the soil is characterized by comprising a shell (1), wherein a rotating motor (6) is installed on the outer wall of the shell (1), and a crushing system (101), a grinding system (102) and a screening system (103) are arranged in the shell (1); the crushing system (101) comprises a crushing barrel (2) and a crushing rotary rod (8), the crushing barrel (2) is fixed on the inner wall of the shell (1), a sample inlet (14) of the crushing barrel (2) is communicated with a feed inlet of the shell (1), the crushing rotary rod (8) is axially arranged along the crushing barrel (2), the crushing rotary rod (8) is rotationally connected to the inner wall of the shell (1), and a crushing leaf angle (9) is arranged around the surface of the crushing rotary rod (8); the grinding system (102) is located below the crushing system (101) and comprises a grinding cylinder (3), a grinding rotary rod (11) and grinding balls (12), the grinding cylinder (3) is installed on the inner wall of the shell (1), the top of the grinding cylinder (3) is communicated with the bottom of the crushing cylinder (2) through a blanking channel, the grinding rotary rod (11) is axially arranged along the grinding cylinder (3), a stirring rod (13) is arranged around the surface of the grinding rotary rod (11), the grinding balls (12) are arranged in the grinding cylinder (3), and the grinding rotary rod (11) and the crushing rotary rod (8) synchronously rotate in a gear engagement transmission mode; an output shaft of the rotating motor (6) penetrates through the wall of the shell (1) and is connected with the grinding rotating rod (11), and sieve holes are formed in the lower half surface of the grinding cylinder (3); the screening system (103) is located below the grinding system (102) and comprises a vibrating motor (7), a vibrating screen (4) and a collecting bag (5) located below the vibrating screen (4), the vibrating screen (4) is transversely arranged inside the shell (1), the vibrating motor (7) is arranged on the outer wall of the shell (1), an output shaft of the vibrating motor (7) penetrates through the grinding cylinder (3) and is connected with the vibrating screen (4), and the edge of the bottom surface of the vibrating screen (4) is connected with the edge of a bag opening of the collecting bag (5); a sampling port (15) is arranged on the side wall of the shell (1) and positioned on the screening system (103).
2. The grinding and screening device for detecting heavy metals in soil according to claim 1, wherein said pulverizing barrel (2) is disposed to be inclined and the degree of inclination from the horizontal direction is set to 10-30 degrees.
3. The grinding and screening device for detecting heavy metals in soil according to claim 2, a blanking channel between the crushing cylinder (2) and the grinding cylinder (3) is separated by an annular sieve plate (10), a plate hole is arranged on the annular sieve plate (10), a crushing system connecting gear (19) is fixedly arranged at the blanking channel of the grinding rotating rod (11), a grinding system connecting gear (20) is arranged at the position of the crushing rotating rod (8) at the blanking channel, the crushing system connecting gear (19) is meshed with the grinding system connecting gear (20), and the bottom end of the crushing system connecting gear (19) can pass through a middle hole of the annular sieve plate (10), the diameter of the plate hole, the distance between the crushing system connecting gear (19) and the annular sieve plate (10) are smaller than the diameter of the grinding ball (12).
4. The grinding and screening device for detecting the heavy metals in the soil as claimed in claim 3, wherein the grinding system connecting gear (19) and the grinding system connecting gear (20) are both provided as conical gears.
5. The grinding and screening device for detecting the heavy metals in the soil as claimed in claim 3, wherein the stirring rods (13) are arranged in a staggered manner, the grinding balls (12) comprise a plurality of balls with different diameter specifications, and the diameter of the grinding balls (12) is larger than that of the sieve holes.
6. The grinding and screening device for detecting the heavy metals in the soil as claimed in claim 3, wherein a hook is arranged on the vibrating screen (4), and the vibrating screen (4) is connected with the collecting bag (5) through the hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450752.2U CN210719878U (en) | 2019-09-02 | 2019-09-02 | Soil heavy metal detects with grinding screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450752.2U CN210719878U (en) | 2019-09-02 | 2019-09-02 | Soil heavy metal detects with grinding screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210719878U true CN210719878U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450752.2U Expired - Fee Related CN210719878U (en) | 2019-09-02 | 2019-09-02 | Soil heavy metal detects with grinding screening plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210719878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226022A (en) * | 2021-12-17 | 2022-03-25 | 南华大学 | Automatic soil grinding machine |
-
2019
- 2019-09-02 CN CN201921450752.2U patent/CN210719878U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114226022A (en) * | 2021-12-17 | 2022-03-25 | 南华大学 | Automatic soil grinding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201222 Address after: 210036 15th floor, No.70 Qingjiang South Road, Gulou District, Nanjing City, Jiangsu Province Patentee after: Nanjing JuShui Technology Co.,Ltd. Address before: College of forestry, Nanjing Forestry University, 159 Longpan Road, Nanjing, Jiangsu, 210037 Patentee before: NANJING FORESTRY University |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 Termination date: 20210902 |
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| CF01 | Termination of patent right due to non-payment of annual fee |