CN209802794U - Full-automatic soil sample preparation system - Google Patents
Full-automatic soil sample preparation system Download PDFInfo
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- CN209802794U CN209802794U CN201920567543.XU CN201920567543U CN209802794U CN 209802794 U CN209802794 U CN 209802794U CN 201920567543 U CN201920567543 U CN 201920567543U CN 209802794 U CN209802794 U CN 209802794U
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Abstract
the utility model relates to a soil sample preparation technical field, in particular to soil sample preparation system. A fully automated soil sample preparation system, comprising: the device comprises a crushing and grinding mechanism, a screening mechanism, a sample loading mechanism, a manipulator and a cleaning assembly; wherein: the crushing and grinding mechanism is used for grinding the soil sample; the screening mechanism is used for screening the ground soil sample; the sample loading mechanism is used for loading the screened soil sample by a quartering method; the manipulator is used for transferring the soil sample; the cleaning assembly is used for cleaning the container for containing the soil sample. The utility model realizes the automation of the soil sample preparation process, effectively avoids the cross contamination of the samples, improves the sample preparation environment, reduces the labor intensity and improves the sample preparation efficiency; the utility model discloses flow operation has the uniformity of compliance, has realized the full process automation of soil sample preparation.
Description
Technical Field
The utility model relates to a soil sample preparation technical field, in particular to soil sample preparation system.
Background
The soil sample preparation refers to the process of uniformly mixing, drying, grinding and sieving the soil sample after the soil sample is collected from the field. As shown in fig. 1, the conventional soil sample preparation process includes: sampling, removing foreign matters such as bricks, lime concretions, rhizome animal and plant residues and the like mixed in soil, air-drying, coarse grinding, fine grinding, weighing, bottling and the like. The soil sample is prepared by adopting a pure manual mode, and the defects of long sample treatment period, large sample storage amount, low sample preparation efficiency, easy cross contamination of the sample and the like exist. At present, some devices aiming at soil sample preparation are put out in the market so as to improve the sample preparation efficiency. The soil sample preparation device is mainly divided into a grinding device and a screening device in terms of functions, wherein the main stream of the grinding device adopts a ball milling technology, such as a planetary ball mill, to replace a manually operated 'mortar'; the screening device can be added with multiple layers of soil screens, ground soil samples can be automatically screened by electric oscillation, and the screening device is used for replacing 'manual soil screening', and labor intensity and dust are reduced. Grinding device and screening plant, although realized the instrumentization of soil system appearance, improved efficiency and reduced intensity of labour and dust, still have following shortcoming: (1) although the grinding device can grind up to 4 samples at the same time, the screening device can only finish screening of a single sample at each time, the sample preparation efficiency is limited by the screening device, and the real high efficiency cannot be realized; (2) some laboratories are provided with a plurality of screening devices in order to match the efficiency of the grinding device, but not only the cost is increased, but also the tense laboratory space is greatly occupied; (3) the operation of screening plant is also simple and convenient inadequately, needs carefully to install a plurality of soil sieves and sealed at every turn, and follow-up cleanness is wasted time and energy, influences efficiency, consequently a lot of laboratories prefer to continue to use the way of "artifical sieve soil", cooperates automatic grinding device to accomplish soil system appearance work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: aiming at the defects of the prior art, a full-automatic soil sample preparation system is provided.
The technical scheme of the utility model is that: a fully automated soil sample preparation system, comprising: the device comprises a crushing and grinding mechanism, a screening mechanism, a sample loading mechanism, a manipulator and a cleaning assembly;
The crushing and grinding mechanism is used for grinding the soil sample;
the screening mechanism is used for screening the ground soil sample;
The sample loading mechanism is used for loading the screened soil sample by a quartering method;
The manipulator is used for transferring the soil sample;
The cleaning assembly is used for cleaning the container for containing the soil sample.
when the system is prepared, the soil sample sequentially passes through the crushing and grinding mechanism, the screening mechanism and the sample loading mechanism through the manipulator, so that the crushing, grinding, screening and sample loading processes of the soil sample are realized; after the sample loading is completed, the container for containing the soil sample is cleaned by the cleaning assembly.
further, on the basis of the above scheme, the system may further include: any one or any combination of a drying and heating mechanism, a weighing mechanism, a laser particle size analysis mechanism and an X-ray fluorescence spectrometer; wherein:
the drying and heating mechanism is used for drying the soil sample before the process of crushing and grinding, and the soil sample after drying is sent to the crushing and grinding mechanism through a manipulator;
the weighing mechanism is arranged below the screening mechanism and used for weighing the screened soil sample;
The laser particle size analysis mechanism is used for monitoring the particle size and particle type distribution of the soil sample in the process from screening or screening weighing to sample loading;
the X-ray fluorescence spectrometer is used for carrying out element analysis on soil samples before the sample loading process, and the element content of each sample can be obtained.
In the above scheme, specifically: the drying and heating mechanism comprises: a drying cylinder and a radiation heating device; the drying cylinder is a closed cylinder body made of light-transmitting materials, during operation, the drying cylinder rotates per se and is in a negative pressure state inside, and the radiation heating device heats the soil sample in the drying cylinder.
The crushing and grinding mechanism comprises: the grinding device comprises a grinding cylinder capable of turning up and down, a cutting grinding head arranged in the grinding cylinder, a variable frequency motor used for driving the grinding head, and a cover plate capable of automatically opening/closing the grinding cylinder; soil samples with different meshes can be obtained by adjusting the grinding time and the grinding speed of the cutting grinding head and selecting different blades.
dress appearance mechanism includes: the sample container comprises a quartering funnel capable of moving back and forth, and more than one sample container arranged on a rotary bracket; the four-segment funnel is internally divided into four equal-segment sector areas, wherein the bottom of one group of diagonal sector areas is open, and the bottom of the other group of diagonal sector areas is closed; the rotating bracket can rotate up and down; during sample loading, the sample loading container is over against the bottom of the four-way funnel.
The manipulator has the degree of freedom of controlling, upper and lower and rotatory three direction, can realize the centre gripping to soil sample transport container, remove and topple over.
The cleaning assembly includes: an upper cleaning brush, a lower cleaning brush and a cleaning bracket; the cleaning support has a freedom of lateral movement; the upper cleaning brush and the lower cleaning brush are respectively arranged above and below the cleaning support and have freedom degree of longitudinal movement; the cleaning assembly can be mounted at any angle within the system.
Has the advantages that: the utility model realizes the automation of the soil sample preparation process, effectively avoids the cross contamination of the samples, improves the sample preparation environment, reduces the labor intensity and improves the sample preparation efficiency; the utility model discloses flow operation has the uniformity of compliance, has realized the full process automation of soil sample preparation.
drawings
FIG. 1 is a schematic view of a conventional process for preparing a soil sample according to the background art;
fig. 2 is a schematic structural view of the present invention in embodiment 1;
FIG. 3 is a schematic view showing the structure of a crushing and grinding mechanism in embodiment 2;
FIG. 4 is a schematic structural view of a sieving mechanism in embodiment 2;
FIG. 5 is a schematic view showing the structure of a sample loading mechanism in example 2;
Fig. 6 is a schematic structural view of a robot in embodiment 2;
FIG. 7 is a schematic view showing the structure of a cleaning member in embodiment 2;
FIG. 8 is a schematic view showing a constitution of a drying and heating mechanism in embodiment 2;
FIG. 9 is a schematic view showing the structure of a weighing mechanism in embodiment 2;
Wherein: 1-crushing and grinding mechanism, 11-grinding cylinder, 12-cutting and grinding head, 13-variable frequency motor, 14-cover plate, 2-screening mechanism, 3-sample loading mechanism, 31-four-division funnel, 32-sample loading container, 33-rotating bracket, 4-mechanical arm, 5-cleaning component, 51-upper cleaning brush, 52-lower cleaning brush, 53-cleaning bracket, 6-drying and heating mechanism, 61-drying cylinder, 62-drying and heating mechanism, 7-weighing mechanism, 8-laser particle size analysis mechanism and 9-X-ray fluorescence spectrometer.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of examples.
Example 1: referring to fig. 2, a fully automatic soil sample preparation system comprises: the system comprises a grinding mechanism 1, a screening mechanism 2, a sample loading mechanism 3, a manipulator 4 and a cleaning component 5, and in addition, a drying and heating mechanism 6, a weighing mechanism 7, a laser particle size analysis mechanism 8 and an X-ray fluorescence spectrometer 9 are selectively and expansively arranged in the system;
The drying and heating mechanism 6 is used for drying the soil sample;
the crushing and grinding mechanism 1 is used for grinding the dried soil sample;
the screening mechanism 2 is used for screening the ground soil sample;
the weighing mechanism 7 is used for weighing the screened soil sample;
The sample loading mechanism 3 is used for loading the screened soil sample by a quartering method;
The manipulator 4 is used for transferring the soil sample;
The cleaning component 5 is used for cleaning the container containing the soil sample;
the laser particle size analysis mechanism 8 is used for monitoring the particle size and particle type distribution of the soil sample in the process from screening or screening weighing to sample loading, and further improving the intelligent level of sample preparation;
the X-ray fluorescence spectrometer 9 is used for carrying out element analysis on the soil samples before the sample loading process, and can obtain the element content of each sample, so that the system function is further expanded to the integration of automatic preparation and automatic analysis of the soil samples, the system has the characteristic of an analysis production line, and the function of a soil environment monitoring intelligent laboratory is formed.
Embodiment 2, on the basis of embodiment 1, the specific structures of the pulverizing and grinding mechanism 1, the sieving mechanism 2, the sample loading mechanism 3, the manipulator 4, the cleaning assembly 5, the drying and heating mechanism 6 and the weighing mechanism 7 are defined as follows:
referring to fig. 8, the drying and heating mechanism 6 includes: a drying cylinder 61 and a radiant heating device 62; during drying, the drying cylinder 61 rotates and the inside is in a negative pressure state, so that the moisture evaporation can be accelerated, and the drying speed can be increased; meanwhile, the radiation heating device 62 can eliminate the rapid reduction of the temperature of the sample caused by the heat absorption when the volume of the gas in the cylinder expands due to negative pressure, and maintain the sample in the drying cylinder 61 in a reasonable interval of normal room temperature and the upper limit requirement of the temperature related to the preparation of the soil sample, thereby ensuring the drying efficiency of the sample; in this example, the drying cylinder 61 is made of quartz or borosilicate, and the radiation heating device 62 is a heating rod capable of generating infrared light waves. Furthermore, in order to facilitate real-time monitoring of the environment inside the drying cylinder during the drying process, a humidity sensor, an air pressure sensor and a temperature sensor are arranged inside the drying cylinder 61; meanwhile, the inner wall of the drying cylinder 61 may be provided with one or more grids, and the grids are used to loosen the soil sample during the rotation of the drying cylinder 61, thereby increasing the drying speed.
Referring to fig. 3, the crushing and grinding mechanism 1 includes: a grinding cylinder 11 capable of turning up and down, a cutting grinding head 12 installed in the grinding cylinder 11, a variable frequency motor 13 for driving the cutting grinding head 12, and a cover plate 14 capable of automatically opening/closing the grinding cylinder 11; the variable frequency motor 13 drives the rotary cutting grinding head 12 to rotate at low speed, medium speed and high speed, so that the knocking, crushing and grinding of the bulk and block soil samples can be realized, and the preparation of the soil samples with different particle sizes such as large particles, medium particles, small particles and the like can be completed within a specific time; the ultra-low speed rotation of the cutting grinding head 12 can also realize the stirring of the prepared sample, so that the prepared sample is uniformly mixed and homogenized. The grinding cylinder 11 and the variable frequency motor 13 are integrally arranged on the rotating structure, the grinding cylinder 11 can rotate at any angle of 0-360 degrees, and the functions of dumping and transferring soil samples, self-cleaning a cylinder body and the like are automatically completed. When grinding is carried out, firstly, a mechanical arm 4 is utilized to pour a dried soil sample into a grinding cylinder 11, a cover plate 14 is turned downwards to seal the grinding cylinder 11, and then a variable frequency motor 13 is started to grind the soil sample through a cutting grinding head 12; after grinding, the cover plate 14 is turned upwards, the grinding cylinder 11 is turned downwards, and the ground soil sample is poured out to the screening mechanism 2 below the grinding cylinder 11.
Referring to fig. 4, the sifting mechanism 2 includes: a vibrating table and a screen; after the ground soil sample is poured into the screen, starting the vibration table, and sieving the soil sample to a weighing mechanism 7 below the screen under the vibration action of the vibration table;
referring to fig. 9, the weighing mechanism 7 includes: a weighing platform and a receiving hopper; the receiving hopper is opposite to the bottom of the screen; the weighing platform is used for weighing the soil sample entering the receiving hopper, and if the weight of the soil sample is insufficient, the grinding and screening steps are repeated until the weighing meets the requirement;
referring to fig. 5, the sample loading mechanism 3 includes: a quartered funnel 31 capable of moving forward and backward, and one or more sample containers 32 mounted on a rotary support 33; the interior of the four-way funnel 31 is divided into four equal sector areas, wherein the bottom of one group of diagonal sector areas is open, and the bottom of the other group of diagonal sector areas is closed; during sample loading, the sample loading container 32 is opposite to the bottom of the four-way funnel 31; the rotating bracket 33 can rotate. The receiving hopper filled with the soil samples is conveyed to the upper part of the four-divided funnel 31 by the manipulator 4 and is poured to the central position of the four-divided funnel 31, the soil samples are approximately and uniformly distributed in four fan-shaped areas under the action of gravity, the soil samples in the fan-shaped area with the open bottom fall into the sample container 32 opposite to the outlet of the four-divided funnel 31, the soil samples in the fan-shaped area with the closed bottom are kept in place, and the soil samples are sorted by the quartering method. The quartering funnel 31 is not avoided from influencing the movement of the manipulator 4, when the subpackaging task is not carried out, the quartering funnel 31 is withdrawn backwards, and when the subpackaging task is carried out, the quartering funnel 31 extends forwards and is opposite to the sample container 32. The sample container 32 can be adjusted in relative angle between its opening and the four-way funnel 31 by the rotation of the rotary bracket 33.
Referring to fig. 6, the manipulator 4 has freedom in left and right directions, up and down directions, and rotation directions, and can clamp, move, and dump the soil sample transfer container.
referring to fig. 7, the cleaning assembly 5 includes: an upper cleaning brush 51, a lower cleaning brush 52, and a cleaning holder 53; the cleaning support 53 has freedom of lateral movement; the upper cleaning brush 51 and the lower cleaning brush 52 are respectively installed above and below the cleaning bracket 53 and have freedom of longitudinal movement; the cleaning assembly 5 can be mounted at any angle within the system. When cleaning, the manipulator 4 is used for placing the sample preparation tool to be cleaned on the cleaning support 53, the cleaning support 53 transversely moves to a position between the upper cleaning brush 51 and the lower cleaning brush 52, the upper cleaning brush 51, the lower cleaning brush 52 and the sample preparation tool are adjusted up and down, then cleaning is carried out, and in the cleaning process, the opening angle of the cleaning brush can be adjusted by adjusting the rotating speed of the motors of the upper cleaning brush 51 and the lower cleaning brush 52.
in summary, the above is merely a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. a full-automatic soil sample preparation system, it characterized in that it includes: the device comprises a crushing and grinding mechanism (1), a screening mechanism (2), a sample loading mechanism (3), a manipulator (4) and a cleaning assembly (5);
the crushing and grinding mechanism (1) is used for grinding a soil sample;
The screening mechanism (2) is used for screening the ground soil sample;
The sample loading mechanism (3) is used for loading the screened soil sample by a quartering method;
the manipulator (4) is used for transferring the soil sample;
The cleaning assembly (5) is used for cleaning a container containing a soil sample.
2. a fully automated soil sample preparation system as recited in claim 1, further comprising: a drying and heating mechanism (6); the drying and heating mechanism (6) is used for drying the soil sample, and the soil sample after drying is sent to the crushing and grinding mechanism (1) through the manipulator (4).
3. a fully automated soil sample preparation system as claimed in claim 2 wherein said drying and heating mechanism (6) comprises: a drying cylinder (61) and a radiant heating device (62); the drying cylinder (61) is a sealed cylinder body made of light-transmitting materials, during operation, the drying cylinder (61) rotates per se and is in a negative pressure state inside, and the radiation heating device (62) heats soil samples in the drying cylinder (61).
4. A fully automated soil sample preparation system as recited in claim 1, further comprising: a weighing mechanism (7); the weighing mechanism (7) is installed below the screening mechanism (2) and used for weighing the screened soil sample.
5. a fully automated soil sample preparation system according to claim 1, wherein said comminution grinding mechanism (1) comprises: the grinding device comprises a grinding cylinder (11) capable of being turned over up and down, a cutting grinding head (12) arranged in the grinding cylinder (11), a variable frequency motor (13) used for driving the cutting grinding head (12), and a cover plate (14) capable of automatically opening/closing the grinding cylinder (11).
6. A fully automatic soil sample preparation system as claimed in claim 1 wherein said loading mechanism (3) comprises: a quartering funnel (31) capable of moving back and forth, and more than one sample container (32) mounted on a rotary bracket (33); the interior of the four-way funnel (31) is divided into four equal sector areas, wherein the bottom of one group of diagonal sector areas is open, and the bottom of the other group of diagonal sector areas is closed; the rotating bracket (33) can rotate; when a sample is loaded, the sample loading container (32) is opposite to the bottom of the four-way funnel (31).
7. The fully automatic soil sample preparation system according to claim 1, wherein said manipulator (4) has three degrees of freedom in left and right, up and down, and rotation directions, enabling gripping, moving, and dumping of the soil sample transport container.
8. A fully automated soil sample preparation system according to claim 1, wherein said cleaning assembly (5) comprises: an upper cleaning brush (51), a lower cleaning brush (52) and a cleaning bracket (53); the cleaning support (53) has a degree of freedom of lateral movement; the upper cleaning hairbrush (51) and the lower cleaning hairbrush (52) are respectively arranged above and below the cleaning bracket (53) and have the freedom degree of longitudinal movement; the cleaning assembly (5) is mounted at any angle within the system.
9. A fully automated soil sample preparation system according to any one of claims 1 to 8, wherein the system further comprises: a laser particle size analysis mechanism (8); the laser particle size analysis mechanism (8) is used for monitoring the particle size and particle type distribution of the soil sample.
10. a fully automated soil sample preparation system according to any one of claims 1 to 8, wherein the system further comprises: an X-ray fluorescence spectrometer (9); the X-ray fluorescence spectrometer (9) is used for detecting the element content of the soil sample.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920567543.XU CN209802794U (en) | 2019-04-24 | 2019-04-24 | Full-automatic soil sample preparation system |
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| CN201920567543.XU CN209802794U (en) | 2019-04-24 | 2019-04-24 | Full-automatic soil sample preparation system |
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| CN209802794U true CN209802794U (en) | 2019-12-17 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111257087A (en) * | 2020-04-16 | 2020-06-09 | 宁波江南仪器厂 | Soil crushing treatment equipment |
| CN111855336A (en) * | 2019-04-24 | 2020-10-30 | 北京兰友科技有限公司 | Full-automatic soil sample preparation system |
| CN111940042A (en) * | 2020-07-22 | 2020-11-17 | 厉风英 | Soil sample preparation facilities |
| CN114018669A (en) * | 2021-11-04 | 2022-02-08 | 北京兰友科技有限公司 | Full-automatic soil sample preparation method |
-
2019
- 2019-04-24 CN CN201920567543.XU patent/CN209802794U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111855336A (en) * | 2019-04-24 | 2020-10-30 | 北京兰友科技有限公司 | Full-automatic soil sample preparation system |
| CN111257087A (en) * | 2020-04-16 | 2020-06-09 | 宁波江南仪器厂 | Soil crushing treatment equipment |
| CN111940042A (en) * | 2020-07-22 | 2020-11-17 | 厉风英 | Soil sample preparation facilities |
| CN114018669A (en) * | 2021-11-04 | 2022-02-08 | 北京兰友科技有限公司 | Full-automatic soil sample preparation method |
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