CN110749741A - Vehicle-mounted mobile full-automatic sampling and sample preparation system - Google Patents

Vehicle-mounted mobile full-automatic sampling and sample preparation system Download PDF

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Publication number
CN110749741A
CN110749741A CN201910986909.1A CN201910986909A CN110749741A CN 110749741 A CN110749741 A CN 110749741A CN 201910986909 A CN201910986909 A CN 201910986909A CN 110749741 A CN110749741 A CN 110749741A
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China
Prior art keywords
sampling
sample
automatic
vehicle
sampler
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Pending
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CN201910986909.1A
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Chinese (zh)
Inventor
张庆建
张云开
管嵩
闫金伟
张健
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Qingdao Helsi Measurement And Control Engineering Technology Co Ltd
Qingdao Customs Technology Center
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Qingdao Helsi Measurement And Control Engineering Technology Co Ltd
Qingdao Customs Technology Center
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Priority to CN201910986909.1A priority Critical patent/CN110749741A/en
Publication of CN110749741A publication Critical patent/CN110749741A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00Vehicles adapted to transport, to carry or to comprise special loads or objects
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/04Devices for withdrawing samples in the solid state, e.g. by cutting
    • G01N1/08Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/00584Control arrangements for automatic analysers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/0099Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor comprising robots or similar manipulators

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  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention belongs to the technical field of sampling equipment, and relates to a sampling, sample preparation and analysis detection system for bulk materials. On-vehicle portable full-automatic sampling system includes: an automotive chassis; the sampling device is connected with the control system and realizes the sampling of the article to be detected through the control system; the sample preparation device is used for receiving the sample collected by the sampling device and carrying out sample preparation treatment on the sample; and the control system is arranged on the automobile chassis and is used for controlling the operation and parameter setting of each device. The vehicle-mounted mobile full-automatic sampling system has the advantages of convenience in movement, simplicity in operation, various control modes, capability of realizing integration of full-section sampling, crushing, division and sample collection, high sampling efficiency and the like.

Description

Vehicle-mounted mobile full-automatic sampling and sample preparation system
Technical Field
The invention belongs to the technical field of sampling equipment, and relates to a sampling, sample preparation and analysis detection system for bulk materials.
Background
The sampling and sample-making system is a device for sampling and sample-making bulk materials in detection and assay applied to industrial departments such as ports, electric power, chemical engineering, geology, metallurgy, cement, analysis and detection service, scientific research and the like. The traditional manual sample collection and preparation method is influenced by more objective factors such as selection of sampling points, sampling quality and sample mixing and reduction, and is easy to introduce larger sampling and sample preparation deviation. The sampling process needs workers to climb the piles or get on the train for sampling, the potential safety hazard of work is large, and in order to ensure the production safety of the sampling process, the sampling can be usually carried out only on the surface layers of the train, the automobile or the piles, so that the representativeness of the sampled products is poor, and the controllability of the sampling process is low.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an automatic sampling and preparing system which is high in automation degree, sampling efficiency and safety.
The technical scheme adopted by the invention for solving the technical problems is as follows: on-vehicle portable full-automatic sampling system includes:
an automotive chassis;
the sampling device is connected with the control system and realizes the sampling of the article to be detected through the control system;
the sample preparation device is used for receiving the sample collected by the sampling device and carrying out sample preparation treatment on the sample;
and the control system is arranged on the automobile chassis, is connected with the sampling device and the sample preparation device, and controls the operation and parameter setting of each device.
As a further improvement of the invention, the sampling device comprises a hydraulic sampling arm and a sampler, wherein the hydraulic sampling arm is connected with the control system, and the sampler is connected with the hydraulic sampling arm.
As a further improvement of the invention, the sampler comprises a grabbing sampler and a spiral sampler; the grabbing sampler or the spiral sampler is fixed at the front end of the hydraulic sampling arm through a fixed pin bolt.
As a further improvement of the invention, the spiral sampler mainly comprises a spiral sampling drill bit, a rotating shaft and a hydraulic spiral driving mechanism; the upper end of the spiral sampling drill bit is connected with the lower end of the rotating shaft through a shaft sleeve; the outer part of the rotating shaft is provided with a rotating shaft outer cylinder, and the outer part of the shaft sleeve is provided with a connecting sleeve; the connecting sleeve is connected with the lower end of the rotating shaft outer cylinder and is fixed by a fixing sleeve and a bolt; the hydraulic screw driving mechanism is arranged at the upper end of the rotating shaft.
As a further improvement of the invention, the sample preparation device comprises an automatic feeding device, an automatic division device, a sample crushing device and an automatic sample collecting device; the automatic feeding device is arranged above the main frame through a bolt; the automatic division device is arranged at the downstream of the automatic feeding device, and a division notch of the automatic division device horizontally and vertically corresponds to a discharge port of the upstream automatic feeding device; the material crushing device is arranged above the automobile chassis, and a feeding port of the material crushing device is connected with a sample reserving notch of the automatic division device through a stainless steel chute; the automatic sample collecting device is suspended below the automobile chassis, and a feeding port of the automatic sample collecting device is connected with a discharging port below the sample crushing device through a stainless steel chute.
As a preferable mode of the invention, the vehicle-mounted mobile full-automatic sampling and sample-preparing system further comprises a sample discarding device, wherein the sample discarding device is mounted above an automobile chassis and is connected with the sample discarding notch of the automatic division device through a stainless steel chute.
Compared with the prior art, the vehicle-mounted mobile full-automatic sampling system has the following beneficial effects: (1) flexible transition and suitable for different types of operation sites
The movable type sampling device has the advantages of being flexible in transferring to various operation sites for sampling and collecting, achieving shallow layer sampling, deep layer sampling and full section sampling, being high in sampling height and wide in range, and being particularly suitable for manual sampling occasions without mechanical sampling equipment or inconvenient for mechanical sampling.
(2) Automation of sampling process
The PLC is controlled by a touch screen computer, full-automatic, semi-automatic or manual operation in the sampling and preparing process is realized, sampling, crushing, division and sample collection are integrated, and sampling points are randomly selected according to set parameters such as sampling points, depth and the like to automatically complete the sampling process.
(3) Short sampling period
The vehicle-mounted mobile sampling vehicle only needs 300 seconds for a complete sampling period. Compared with the existing manual sampling, the mobile sampling vehicle has the outstanding characteristics of being scientific, accurate, time-saving, labor-saving and high in working efficiency.
(4) Can be normally used in severe environment
The air temperature is low in winter in the north of China, the phenomenon that the frozen layer of ores and coal is thick in winter is common, and aiming at the special working condition, the sampler can be a heavy spiral sampler, and special steel and a special welding process are selected, so that the sampling vehicle can work normally under extremely severe environment (-30 ℃), and the sampling vehicle is very suitable for the sampling requirements of ores and coal in severe winter in the north of China.
(5) Full-closed automatic sample preparation
After sample preparation, the automatic sample collecting device is automatically packaged, sample sealing is timely realized after the sample barrel is filled, water loss and other pollution caused by long sample exposure time are reduced, and the accuracy of the test sample is ensured.
(6) Recording and sampling process in whole course
The system is provided with a monitoring camera system device, can monitor sampling operation through a vehicle-mounted liquid crystal screen, and intelligently controls the whole process. The sampling sub-sample is shot during sampling, and the image during sampling can be recorded and stored.
Drawings
FIG. 1 is a schematic overall structure diagram of one embodiment of the vehicle-mounted mobile full-automatic sampling and sample-making system of the present invention;
FIG. 2 is an overall structural view of another embodiment;
FIG. 3 is a schematic diagram of the construction of a spiral sampler;
FIG. 4 is a schematic view of a helical sampling drill bit;
fig. 5 is a partially enlarged view of fig. 3.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
As shown in fig. 1 or 2, the vehicle-mounted mobile full-automatic sampling and sample-preparing system according to one embodiment of the present invention mainly includes an automobile chassis 101, a hydraulic sampling arm 102 mounted on the automobile chassis 101, an automatic feeding device 104, an automatic dividing device 105, a material crushing device 106, a sample collecting device 107, a sample discarding device 108, an electric power supply device 109, and a control system 110. The operation and parameter setting of each device in the system are controlled by the control system 110. The hydraulic sampling arm 2 realizes 360-degree full-rotation and telescopic work through a hydraulic control system.
The front end of the hydraulic sampling arm 102 is provided with a sampler, and the sampler is designed and provided with two types of samplers which meet sampling standards of related materials (iron ore and coal) (ISO 3082-2009 iron ore-sampling and sample-preparing program, ISO13909-2016 coal-sampling and sample-preparing program), namely a grabbing sampler 103 and a spiral sampler 111. The grabbing sampler 103 or the spiral sampler 111 is fixed at the front end of the hydraulic sampling arm 102 through a fixed pin, and sampling grabbing or spiral sampling is realized through the control system 110.
As shown in fig. 3, 4 and 5, in one embodiment of the present invention, the spiral sampler 111 mainly comprises a spiral sampling drill 1, a drill connecting sleeve 2, a bearing 3, a gland 4, a fixed parallel key 5, a nut 6, a fixed sleeve 7, a drill rod connecting sleeve 8, a fixed nut 9, a shaft sleeve 10, a rotating shaft outer cylinder 11, a rotating shaft 12 and a hydraulic spiral driving mechanism 13.
The upper section of the spiral sampling drill bit 1 is sleeved with a bearing 3, and a gland 4 is arranged above the bearing 3. The upper end of the spiral sampling drill bit 1 is connected with the lower end of a rotating shaft 12 through a shaft sleeve 10, a drill bit connecting sleeve 2 is sleeved on the upper section of the spiral sampling drill bit 1 and the outer portion of the shaft sleeve 10, and a rotating shaft outer cylinder 11 is arranged on the outer portion of the rotating shaft 12. The inner side of the drill bit connecting sleeve 2 is provided with a fixed parallel key 5, the fixed parallel key 5 is fixedly connected with a key groove at the lower end of the rotating shaft outer cylinder 11, a fixed sleeve 7 is sleeved above the drill bit connecting sleeve 2, the fixed sleeve 7 is connected with the drill bit connecting sleeve 2 through a bolt 6, a connecting sleeve 8 is sleeved above the fixed sleeve 7, and the connecting sleeve 8 is fixed at the lower part of the rotating shaft outer cylinder 11 through a screw 9, so that the drill bit connecting sleeve 2 is connected with the rotating shaft outer cylinder 11. The lower end of the rotating shaft outer cylinder 11 abuts against the gland 4, thereby restricting the axial movement of the bearing 3.
The rotary shaft 12 is connected to a hydraulic screw drive 13 via a pin. The hydraulic screw driving mechanism 13 is connected with the control system 110, and under the control of the control system 110, the rotating shaft 12 is driven to rotate to drive the screw sampling drill bit 1 to complete sampling.
During the rotary sampling process of the spiral sampler 111, the drill bit connecting sleeve 2, the fixed sleeve 7, the connecting sleeve 8 and the rotary shaft outer cylinder 11 play a role in protection and do not rotate.
In an embodiment of the invention, the helical sampling drill 1 consists of a central drill rod and a helical groove provided on the drill rod.
And the sample obtained by the sampler is sent to a sample preparation device through a hydraulic sampling arm to carry out preliminary sample preparation. As shown in fig. 1 or 2, the sample preparation device comprises an automatic feeding device 4, an automatic dividing device 5, a sample crushing device 6 and an automatic sample collecting device 7. The automatic feeding device 4 is arranged above the main frame of the system equipment through bolts; the automatic division device 5 is arranged at the downstream of the automatic feeding device 4, and the division notch of the automatic division device horizontally and vertically corresponds to the discharge port of the upstream automatic feeding device 4. The sample crushing device 6 is arranged above the automobile chassis 101, and a feeding port of the sample crushing device is connected with a sample reserving notch of the automatic division device 5 through a stainless steel chute.
The sample put into the automatic feeding device 4 is shaped by the automatic feeding device 4 and then is sent into the automatic division device 5 at a constant speed to divide the sample, and the divided sample enters the sample crushing device 6 through the chute to be crushed.
As shown in figure 1, the automatic sample collecting device 7 is suspended below an automobile chassis 101 through a mounting bolt, a feeding port above the automatic sample collecting device 7 is connected with a discharging port below the sample crushing device 6 through a stainless steel chute, and a sample crushed by the sample crushing device 6 enters a stainless steel sample collecting barrel in the automatic sample collecting device 7 through a chute and is sealed.
The sample discarding device 8 is arranged above the automobile chassis 101 and is connected with the sample discarding notch of the automatic division device 5 through a stainless steel chute. After the reduced sample falls to the sample discarding device 8 through the chute, the sample discarding device 8 operates to return the sample to the sampling stack. In some embodiments of the invention, the sample discarding device 8 is a telescopic sample discarding belt conveyor.
As shown in fig. 1, the power supply device 109 is a generator set, and a generator set of a corresponding load is selected according to the electrical load of the entire system.
The vehicle-mounted mobile full-automatic sampling and sample preparation system provided by the embodiment of the invention comprises the following working processes:
1. selecting a proper sampler according to the material to be sampled; connecting a sampler with a hydraulic sampling arm;
2. the control system controls the hydraulic sampling arm to move above a material pile to be sampled and controls the sampler to collect a sample;
3. the sample obtained by the sampler is sent to a sample preparation device through a hydraulic sampling arm to carry out preliminary sample preparation;
4. and after sample preparation is finished, the sample is stored in a sealed mode, and redundant samples are sent back to a storage yard through a sample discarding device.
The vehicle-mounted mobile full-automatic sampling and sample preparation system provided by the embodiment of the invention is mainly suitable for sampling and sample preparation of bulk materials such as ores and coals, and has the advantages compared with manual sampling:
the mechanized sampling operation of the material pile is realized. The working condition of manual material pile climbing sampling is replaced. The effective operation of mechanical sampling according to the rules is ensured, and meanwhile, the operation of stacking operation is not influenced. Has obvious advantages compared with manual sampling.
In order to meet the requirements of port safe production operation, manual sampling operation is basically carried out by waiting until ship unloading (unloading) stacking work is finished and then entering a stock ground for sampling operation. This does not satisfy a wide range of sampling coverage. Meanwhile, due to the limitation of manual sampling tools and the influence of factors such as safe production, manual sampling is generally limited to the sampling operation at the pile root below the height of 2.5 meters of the stock pile. The vehicle-mounted mobile full-automatic sampling and preparing system is far higher than and superior to the sampling quality and the sampling point distribution coverage rate of manual sampling in terms of the sampling quality, the sampling points and the distribution structure of the sampling area.

Claims (6)

1. On-vehicle portable full-automatic sampling system, its characterized in that includes:
an automotive chassis;
the sampling device is connected with the control system and realizes the sampling of the article to be detected through the control system;
the sample preparation device is used for receiving the sample collected by the sampling device and carrying out sample preparation treatment on the sample;
and the control system is arranged on the automobile chassis and is used for controlling the operation and parameter setting of each device.
2. The vehicle-mounted mobile full-automatic sampling and sample-making system according to claim 1, characterized in that the sampling device comprises a hydraulic sampling arm and a sampler, the hydraulic sampling arm is connected with the control system, and the sampler is connected with the hydraulic sampling arm.
3. The vehicle-mounted mobile full-automatic sampling and sample-making system according to claim 2, wherein the sampler is fixed at the front end of the hydraulic sampling arm through a fixed pin bolt and comprises a grabbing sampler and a spiral sampler.
4. The vehicle-mounted mobile full-automatic sampling and sample-preparing system according to claim 3, wherein the spiral sampler mainly comprises a spiral sampling drill bit, a rotating shaft and a hydraulic spiral driving mechanism; the upper end of the spiral sampling drill bit is connected with the lower end of the rotating shaft through a shaft sleeve; the outer part of the rotating shaft is provided with a rotating shaft outer cylinder, and the outer part of the shaft sleeve is provided with a connecting sleeve; the connecting sleeve is connected with the lower end of the rotating shaft outer cylinder and is fixed by a fixing sleeve and a bolt; the hydraulic screw driving mechanism is arranged at the upper end of the rotating shaft.
5. The vehicle-mounted mobile full-automatic sample collecting and preparing system of claim 1, wherein the sample preparing device comprises an automatic feeding device, an automatic dividing device, a sample crushing device and an automatic sample collecting device; the automatic feeding device is arranged above the main frame through a bolt; the automatic division device is arranged at the downstream of the automatic feeding device, and a division notch of the automatic division device horizontally and vertically corresponds to a discharge port of the upstream automatic feeding device; the material crushing device is arranged above the automobile chassis, and a feeding port of the material crushing device is connected with a sample reserving notch of the automatic division device through a stainless steel chute; the automatic sample collecting device is suspended below the automobile chassis, and a feeding port of the automatic sample collecting device is connected with a discharging port below the sample crushing device through a stainless steel chute.
6. The vehicle-mounted mobile full-automatic sample collection and preparation system according to any one of claims 1 to 5, further comprising a sample abandoning device, wherein the sample abandoning device is arranged above a chassis of an automobile and is connected with the sample abandoning notch of the automatic reduction and separation device through a stainless steel chute.
CN201910986909.1A 2019-10-17 2019-10-17 Vehicle-mounted mobile full-automatic sampling and sample preparation system Pending CN110749741A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910986909.1A CN110749741A (en) 2019-10-17 2019-10-17 Vehicle-mounted mobile full-automatic sampling and sample preparation system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910986909.1A CN110749741A (en) 2019-10-17 2019-10-17 Vehicle-mounted mobile full-automatic sampling and sample preparation system

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CN110749741A true CN110749741A (en) 2020-02-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113588370A (en) * 2021-08-06 2021-11-02 青岛垚鑫智能科技有限公司 Intelligent mobile robot sampling vehicle
CN113776883A (en) * 2021-10-21 2021-12-10 中煤远大(北京)电子商务股份有限公司 Spiral sampler and sampling system thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113588370A (en) * 2021-08-06 2021-11-02 青岛垚鑫智能科技有限公司 Intelligent mobile robot sampling vehicle
CN113776883A (en) * 2021-10-21 2021-12-10 中煤远大(北京)电子商务股份有限公司 Spiral sampler and sampling system thereof

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