CN109253895B - Portable sampler and use mode - Google Patents
Portable sampler and use mode Download PDFInfo
- Publication number
- CN109253895B CN109253895B CN201811195817.3A CN201811195817A CN109253895B CN 109253895 B CN109253895 B CN 109253895B CN 201811195817 A CN201811195817 A CN 201811195817A CN 109253895 B CN109253895 B CN 109253895B
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- storage tank
- connecting rod
- sampling
- sampling storage
- electric rotating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a portable sampler and a use mode, wherein the portable sampler comprises a portable electric rotating device, a plurality of sections of connecting rods are connected to the portable electric rotating device, the lower ends of the connecting rods are connected with a sampling storage tank, and the upper ends of the sampling storage tanks are provided with cover plates which are opened and closed in a one-way manner; the lower part of the sampling storage box is provided with a spiral rotating head, and the spiral rotating head is fixed at the lower end of a connecting rod penetrating through the sampling storage box. According to the invention, the sampling tank can be rapidly conveyed to the sampling position through the electric rotating device, a required sample can be rapidly and effectively taken through the sampling tank provided with the cover plate which is opened and closed in one direction, and connecting rods with different numbers can be connected according to the depth of the powder tank, so that the operation is convenient.
Description
Technical Field
The invention relates to the technical field of solid powder sampling devices, in particular to a portable sampler and a use mode thereof.
Background
The sampler of the traditional cement, fly ash and other powder tank trucks is generally a sleeve sampler, the length of the sampler is about 2-2.5 m according to the depth dimension of the tank truck pairs for convenient operation, a groove-shaped pipe type sampling is adopted, the rotation angle is controlled by rotating the inner pipe of the sampler, powder is inserted into a proper position for a certain depth, the sampler is extracted after the rotation is closed, the sampled product is put into a clean, dry and difficultly polluted container, the total sampling amount is at least 12kg, and the operability limitation is small due to the fact that the traditional mode is directly influenced by the resistance of the bottom sample; the sleeve is made of stainless steel, the sleeve is heavy in weight, time and effort are wasted in operation, and the working efficiency is low. The existing sampler can not clearly distinguish sampling regional samples, and is easy to cause mixing; the sampler is subjected to powder resistance when extending into the powder, and the sampling is time-consuming and labor-consuming; the loop bar sampler adopts the integral type, uses inconveniently to the not unidimensional jar body.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a portable sampler and a use method thereof, and solves the problems that the existing sampler is easy to mix in material taking, the whole weight of the device is large, and the material taking operation is difficult.
The technical scheme adopted for solving the technical problems is as follows:
the portable sampler is characterized by comprising a portable electric rotating device, a connecting rod, a sampling storage tank and a spiral drill bit from top to bottom, wherein a forward and reverse rotation button is arranged on the portable electric rotating device; the portable electric rotating device comprises a portable electric rotating device, and is characterized in that the lower end of the portable electric rotating device is connected with a connecting rod, the lower end of the connecting rod penetrates through a sampling storage tank and is fixedly connected with the sampling storage tank, a semicircular cover plate is arranged on the upper end face of the sampling storage tank, a movable cover plate which is opened and closed in one direction is arranged on the cover plate, a resistance rod which drives the portable electric rotating device to move by using resistance is arranged on the movable cover plate, and the resistance rod is limited by a brake rod arranged at the upper end of the outer side of the sampling storage tank; and a spiral drill bit is arranged below the sampling storage tank.
Furthermore, the lower part of the sampling storage tank is provided with a connecting table which is connected with the connecting rod and can be limited and fixed.
Further, the sampling holding vessel up end is equipped with the annular chute that the cross-section is protruding, be equipped with the boss below the removable cover, the boss is located annular chute, and can follow the groove and slide.
Furthermore, the connecting rod is formed by connecting a plurality of sections of unit rods end to end, and adjacent unit rods are connected with each other through connecting rod nuts.
Furthermore, the connecting rod adopts the rain-proof material of epoxy, and its both ends all are equipped with the screw thread.
Further, each section of the connecting rod is 1m in length.
Further, the lower end of the portable electric rotating device is connected with a nut connector, and the connecting rod is fixedly connected with the nut connector through a connecting rod nut connected with the upper end of the connecting rod.
Further, the spiral drill bit is fixed at the lower end of the connecting rod through a spiral connecting buckle fixed at the upper end of the spiral drill bit.
Further, a method for using the portable sampler comprises the following steps of;
step one, installing a sampling storage tank: the connecting rod passes through a preformed hole in the middle of the sampling storage tank, threads at the lower end of the connecting rod are exposed out of the sampling storage tank, and the sampling storage tank is fixed on the connecting rod through a connecting table at the lower part of the sampling storage tank, so that stable connection is ensured;
step two, fixing the spiral drill bit: the screw connecting buckle on the screw drill is connected with the screw thread at the lower end of the connecting rod, so that the connection is ensured to be stable;
step three, assembling a connecting rod: determining the number of connecting rods according to the sampling depth, connecting the connecting rods with each other by using a connecting rod nut, and placing the connecting rod connected with the sampling storage tank and the spiral drill bit at the lowest position;
step four, assembling a sampler: clamping the nut connector by using a chuck of the portable electric rotating device, and connecting the nut connector with a connecting rod nut on the connecting rod;
step five, reaching a sampling layer: starting a forward rotation button of the portable electric rotating device to enable the forward rotation button to drive the spiral drill bit and apply downward uniform force to enable the sampling storage tank to reach the sampling layer, and stopping rotation;
step six, sampling: starting a reversing button of the portable electric rotating device to reversely rotate, keeping the upper and lower positions of the sampling storage tank stable, keeping different time periods according to different sampling materials, and stopping rotating after sampling is completed;
step seven, taking out the sampling storage tank: starting a forward rotation button of the portable electric rotating device to enable the forward rotation button to rotate forward, exerting force upwards uniformly, and taking the sampling storage tank out of the sampling layer;
step eight, collecting a sampling sample: and opening a movable cover plate of the sampling storage tank, taking out the sample in the sampling storage tank, and collecting the sample in the container.
The invention adopts the portable electric rotating device, and can rapidly convey the sampling tank into the sampling powder layer; the split type assembly structure is made of epoxy resin, can be adjusted according to actual conditions and is light in weight; the unidirectional open-close type storage tank is arranged, so that the material taking component is ensured to be pure, and the sampling result is ensured to be accurate.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a sample storage tank according to the present invention;
FIG. 3 is an enlarged schematic view of part A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of a nut connector according to the present invention;
FIG. 5 is a schematic view of a connecting rod nut according to the present invention;
fig. 6 is a cross-sectional view of the auger bit of the present invention.
Reference numerals: 1-portable electric rotating device, 11-nut connector, 2-connecting rod, 21-connecting rod nut, 3-sampling storage tank, 31-cover plate, 32-movable cover plate, 33-resistance rod, 34-brake rod, 35-connecting table, 36-annular chute, 37-boss, 4-spiral turn head and 41-spiral connecting buckle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, a portable sampler is characterized by comprising a portable electric rotating device 1, a connecting rod 2, a sampling storage tank 3 and a spiral drill bit 4, wherein a forward and reverse rotation button is arranged on the portable electric rotating device 1; the lower end of the portable electric rotating device 1 is connected with a connecting rod 2, the lower end of the connecting rod 2 penetrates through the sampling storage tank 3 and is fixedly connected with the sampling storage tank 3, a semicircular cover plate 31 is arranged on the upper end face of the sampling storage tank 3, a movable cover plate 32 which is opened and closed in one direction is arranged on the cover plate 31, a resistance rod 33 which drives the portable electric rotating device to move by using resistance is arranged on the movable cover plate 32, and the resistance rod 33 is limited by a brake rod 34 arranged at the upper end outside the sampling storage tank 3; a spiral drill bit 4 is arranged below the sampling storage tank 3; during forward rotation, the sampling storage tank 3 can be conveyed to a powder sampling layer under the action of the spiral drill bit 4, and the movable cover plate 32 can be prevented by the brake rod 34, so that the movable cover plate is kept in a closed state; when the movable cover plate 32 rotates reversely, the resistance rod 33 on the movable cover plate 32 is stressed to drive the movable cover plate 32 to open, and the sampling storage tank 3 samples through the rotation effect.
As shown in fig. 1 and 2, a connection table 35 which is connected with the connection rod 2 and can be fixed in a limited manner is arranged at the lower part of the sampling storage tank 3. The connecting table 35 is connected with the connecting rod, and fixes the whole tank body at a fixed position on the connecting rod, so as to keep stable, ensure that the tank body does not generate relative displacement during rotary sampling,
as shown in fig. 2 and 3, the upper end surface of the sampling storage tank 3 is provided with an annular chute 36 with a convex section, a boss 37 is arranged below the movable cover plate 32, and the boss 37 is positioned in the annular chute 36 and can slide along the chute. The movable cover plate 32 is limited in the annular chute 36 through a boss 37 arranged on the lower end surface of the movable cover plate, and maintains the position relation with the tank body, so that the movable cover plate always fits the tank body, and the purity of powder during sampling is ensured.
When getting material in the sample container, when forward rotation, resistance rod 33 atress has the motion trend, but brake lever 34 hinders resistance rod 33 for removable cover 31 is in the closed state, and during reverse rotation, resistance rod 33 receives the hindrance effect of powder, rotates, and drives removable cover 31 to open, and the powder falls into the jar from the breach of opening, gets material after accomplishing, forward rotation, closes the apron, guarantees when taking out sample holding vessel 3 that the powder can not mix other layers of powder, has guaranteed the purity degree of powder.
As shown in fig. 1, the connecting rod 2 is formed by connecting a plurality of sections of unit rods end to end, and adjacent unit rods are connected with each other through a connecting rod nut 21; in the invention, the connecting rod 2 is made of an epoxy resin waterproof material, and both ends of the connecting rod are provided with threads; each section of the connecting rod 2 has a length of 1m. The connecting rod made of epoxy resin has light weight, high strength, corrosion resistance and difficult powder contamination, and can be made into standard length, and the length can be adjusted at any time according to the size of the sampling container during sampling, so that the operation is convenient.
As shown in fig. 4 and 5, the lower end of the portable electric rotating device 1 is connected with a nut connector 11, and the connecting rod 2 is fixedly connected with the nut connector 11 through a connecting rod nut 21 fixedly connected with the upper end of the connecting rod. The lower extreme of electric rotating device 1 is through its chuck chucking nut connector 11 of taking to it is fixed firm, then is connected through the cooperation of the fixed connecting rod nut 21 of its lower extreme setting of cross draw-in groove and connecting rod 2 upper end through nut connector 11, and this dismantlement is convenient, and the connection is stable firm, and the reliability is high.
As shown in fig. 6, the screw drill 4 is fixed at the lower end of the connecting rod 2 by a screw connecting buckle 41 fixed at the upper end thereof; the invention adopts a split type design, can be quickly assembled when in use, can be disassembled and cleaned after the use is completed, ensures the service life of the device, and has small occupied space for storage, transportation and preservation.
The application method of the invention comprises the following steps: step one, installing a sampling storage tank 3: the connecting rod 2 passes through a preformed hole in the middle of the sampling storage tank 3, threads at the lower end of the connecting rod 2 are exposed out of the sampling storage tank 3, and the sampling storage tank 3 is fixed on the connecting rod 2 through a connecting table 35 at the lower part of the sampling storage tank 3, so that stable connection is ensured;
step two, fixing the spiral drill bit 4: the screw connecting buckle 41 on the screw drill bit 4 is connected with the screw thread at the lower end of the connecting rod 2, so that the connection is ensured to be stable;
step three, assembling the connecting rod 2: determining the number of the connection rods 2 according to the sampling depth, connecting the connection rods 2 to each other using the connection rod nut 21, and placing the connection rod to which the sampling reservoir 3 and the auger bit 4 are connected at the lowermost;
step four, assembling a sampler: clamping the nut connector 11 using a chuck of the portable electric rotating device 1, and connecting the nut connector 11 with a connecting rod nut 21 on the connecting rod 2;
step five, reaching a sampling layer: starting the hand-held electric rotating device 1 to forward rotate the push button, driving the spiral drill bit 4 to downwards uniformly apply force to enable the sampling storage tank 3 to reach the sampling layer, and stopping rotating;
step six, sampling: starting a reversing button of the portable electric rotating device 1 to reversely rotate, keeping the upper and lower positions of the sampling storage tank 3 stable, keeping different time periods according to different sampling materials, and stopping rotating after sampling is completed;
step seven, taking out the sampling storage tank 3: starting the hand-held electric rotating device 1 to rotate the push button forward, exerting force upwards uniformly, and taking the sampling storage tank 3 out of the sampling layer;
step eight, collecting a sampling sample: the movable cover plate 32 of the sampling storage tank 3 is opened, and the sample in the sampling storage tank 3 is taken out and collected in the container.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The portable sampler is characterized by comprising a portable electric rotating device (1), a connecting rod (2), a sampling storage tank (3) and a spiral drill bit (4) from top to bottom, wherein a forward and reverse rotation button is arranged on the portable electric rotating device (1); the portable electric rotating device is characterized in that the lower end of the portable electric rotating device (1) is connected with a connecting rod (2), the lower end of the connecting rod (2) penetrates through the sampling storage tank (3) and is fixedly connected with the sampling storage tank, a semicircular cover plate (31) is arranged on the upper end face of the sampling storage tank (3), a movable cover plate (32) which is opened and closed in one direction is arranged on the cover plate (31), a resistance rod (33) which drives the portable electric rotating device to move by using resistance is arranged on the movable cover plate (32), and the resistance rod (33) is limited by a brake rod (34) arranged at the upper end of the outer side of the sampling storage tank (3); a spiral drill bit (4) is arranged below the sampling storage tank (3);
a connecting table (35) which is connected with the connecting rod (2) and can be used for limiting and fixing is arranged at the lower part of the sampling storage tank (3);
the sampling storage tank (3) is characterized in that an annular chute (36) with a convex section is arranged on the upper end face of the sampling storage tank, a boss (37) is arranged below the movable cover plate (32), and the boss (37) is located in the annular chute (36) and can slide along the chute.
2. A portable sampler according to claim 1 and characterized in that: the connecting rod (2) is formed by connecting a plurality of sections of unit rods end to end, and adjacent unit rods are connected with each other through connecting rod nuts (21).
3. A portable sampler according to claim 1 and characterized in that: the connecting rod (2) is made of an epoxy resin waterproof material, and threads are arranged at two ends of the connecting rod.
4. A portable sampler according to claim 1 and characterized in that: each section of the connecting rod (2) is 1m in length.
5. A portable sampler according to claim 1 and characterized in that: the lower extreme of portable electronic rotary device (1) is connected with nut connector (11), connecting rod (2) through its upper end connection's connecting rod nut (21) with nut connector (11) fixed connection.
6. A portable sampler according to claim 1 and characterized in that: the spiral drill bit (4) is fixed at the lower end of the connecting rod (2) through a spiral connecting buckle (41) fixed at the upper end of the spiral drill bit.
7. A method of using a portable sampler according to any one of claims 1-6 comprising the steps of;
step one, installing a sampling storage tank (3): the connecting rod (2) passes through a reserved hole in the middle of the sampling storage tank (3), threads at the lower end of the connecting rod (2) are exposed out of the sampling storage tank (3), and the sampling storage tank (3) is fixed on the connecting rod (2) through a connecting table (35) at the lower part of the sampling storage tank (3), so that stable connection is ensured;
step two, fixing the spiral drill bit (4): a screw connecting buckle (41) on the screw drill bit (4) is connected with the screw thread at the lower end of the connecting rod (2), so that the connection is ensured to be stable;
step three, assembling a connecting rod (2): determining the number of connecting rods (2) according to the sampling depth, connecting the connecting rods (2) with each other by using a connecting rod nut (21), and placing the connecting rod connected with the sampling storage tank (3) and the spiral drill bit (4) at the lowest position;
step four, assembling a sampler: clamping the nut connector (11) by using a chuck of the portable electric rotating device (1), and connecting the nut connector (11) with a connecting rod nut (21) on the connecting rod (2);
step five, reaching a sampling layer: starting a forward rotation button of the portable electric rotating device (1) to enable the forward rotation button to drive the spiral drill bit (4) and apply downward uniform force to enable the sampling storage tank (3) to reach a sampling layer, and stopping rotation;
step six, sampling: starting a reversing button of the portable electric rotating device (1) to reversely rotate, keeping the upper and lower positions of the sampling storage tank (3) stable, keeping different time periods according to different sampling materials, and stopping rotating after sampling is completed;
step seven, taking out the sampling storage tank (3): starting a forward rotation button of the portable electric rotating device (1) to enable the forward rotation button to rotate forward, exerting force upwards uniformly, and taking the sampling storage tank (3) out of the sampling layer;
step eight, collecting a sampling sample: and opening a movable cover plate (32) of the sampling storage tank (3), taking out the sample in the sampling storage tank (3), and collecting the sample in a container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811195817.3A CN109253895B (en) | 2018-10-15 | 2018-10-15 | Portable sampler and use mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811195817.3A CN109253895B (en) | 2018-10-15 | 2018-10-15 | Portable sampler and use mode |
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| Publication Number | Publication Date |
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| CN109253895A CN109253895A (en) | 2019-01-22 |
| CN109253895B true CN109253895B (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811195817.3A Active CN109253895B (en) | 2018-10-15 | 2018-10-15 | Portable sampler and use mode |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116718409B (en) * | 2023-03-24 | 2024-01-30 | 中交广州航道局有限公司 | Portable sand pile sampler |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2136882C1 (en) * | 1997-10-21 | 1999-09-10 | Всероссийский научно-исследовательский институт кормов им.В.Р.Вильямса | Drill for coring compacted and poorly-loose materials |
| CN2645073Y (en) * | 2003-08-27 | 2004-09-29 | 浙江大学 | Layered sample collector for shallow water body deposit |
| CN104155146A (en) * | 2014-07-24 | 2014-11-19 | 江西理工大学 | Portable ore pulp sampling device and method thereof |
| CN105181378A (en) * | 2015-09-29 | 2015-12-23 | 贵州大学 | Multifunctional stratified sampling device |
| CN205404184U (en) * | 2016-03-04 | 2016-07-27 | 邢立学 | Sampling device |
| CN206311373U (en) * | 2016-12-21 | 2017-07-07 | 北京良乡蓝鑫水利工程设计有限公司 | Sediment load sampling device |
| CN107024364A (en) * | 2017-06-01 | 2017-08-08 | 无锡集安自动化科技有限公司 | A kind of Chemical Manufacture dusty raw materials Stratified Sampling device |
| CN206450454U (en) * | 2016-12-29 | 2017-08-29 | 崔磊 | A kind of powder tank car sampler |
| CN207528479U (en) * | 2017-05-25 | 2018-06-22 | 北京城建亚泰金砼混凝土有限公司 | Concrete tank sampler |
| CN207717407U (en) * | 2018-01-19 | 2018-08-10 | 浙江大学 | A kind of geotechnical stratified sampler |
| CN209247419U (en) * | 2018-10-15 | 2019-08-13 | 中国建筑土木建设有限公司 | A kind of convenient for sampling device |
-
2018
- 2018-10-15 CN CN201811195817.3A patent/CN109253895B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2136882C1 (en) * | 1997-10-21 | 1999-09-10 | Всероссийский научно-исследовательский институт кормов им.В.Р.Вильямса | Drill for coring compacted and poorly-loose materials |
| CN2645073Y (en) * | 2003-08-27 | 2004-09-29 | 浙江大学 | Layered sample collector for shallow water body deposit |
| CN104155146A (en) * | 2014-07-24 | 2014-11-19 | 江西理工大学 | Portable ore pulp sampling device and method thereof |
| CN105181378A (en) * | 2015-09-29 | 2015-12-23 | 贵州大学 | Multifunctional stratified sampling device |
| CN205404184U (en) * | 2016-03-04 | 2016-07-27 | 邢立学 | Sampling device |
| CN206311373U (en) * | 2016-12-21 | 2017-07-07 | 北京良乡蓝鑫水利工程设计有限公司 | Sediment load sampling device |
| CN206450454U (en) * | 2016-12-29 | 2017-08-29 | 崔磊 | A kind of powder tank car sampler |
| CN207528479U (en) * | 2017-05-25 | 2018-06-22 | 北京城建亚泰金砼混凝土有限公司 | Concrete tank sampler |
| CN107024364A (en) * | 2017-06-01 | 2017-08-08 | 无锡集安自动化科技有限公司 | A kind of Chemical Manufacture dusty raw materials Stratified Sampling device |
| CN207717407U (en) * | 2018-01-19 | 2018-08-10 | 浙江大学 | A kind of geotechnical stratified sampler |
| CN209247419U (en) * | 2018-10-15 | 2019-08-13 | 中国建筑土木建设有限公司 | A kind of convenient for sampling device |
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