CN209802795U - A smash grinder for soil sample - Google Patents

A smash grinder for soil sample Download PDF

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Publication number
CN209802795U
CN209802795U CN201920573651.8U CN201920573651U CN209802795U CN 209802795 U CN209802795 U CN 209802795U CN 201920573651 U CN201920573651 U CN 201920573651U CN 209802795 U CN209802795 U CN 209802795U
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grinding
cylinder
soil sample
grinding cylinder
driving mechanism
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CN201920573651.8U
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Chinese (zh)
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李雪
马放均
史晓忠
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Beijing Lanyou Technology Co Ltd
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Beijing Lanyou Technology Co Ltd
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  • Sampling And Sample Adjustment (AREA)

Abstract

The utility model relates to a soil sample preparation technical field, in particular to smash and grind machine. A crushing mill for soil samples comprising: the grinding device comprises a grinding cylinder, a cutting grinding head, a grinding driving mechanism, a movable cover plate and a turnover mechanism; the grinding driving mechanism is fixedly arranged at the bottom of the grinding cylinder, and an output shaft of the grinding driving mechanism is connected with a cutting grinding head in the grinding cylinder; the movable cover plate is arranged at the opening of the grinding cylinder and used for opening/closing the grinding cylinder; the turnover mechanism is connected with the grinding cylinder and used for realizing the up-and-down rotation of the grinding cylinder. The utility model discloses tilt down and pour the soil sample after smashing grinding soil sample granule, realized automatic soil sample grinding, greatly improved system appearance efficiency; soil samples of different grinding types can be obtained by adjusting the grinding time and the grinding speed of the cutting grinding head and selecting different blades; the utility model discloses still can realize self-cleaning, avoid forming cross contamination between the soil sample.

Description

A smash grinder for soil sample
Technical Field
The utility model relates to a soil sample preparation technical field, in particular to smash and grind machine.
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; in the traditional technology, need adopt pure artifical mode to grind soil sample at soil sample primary election, corase grind, the in-process of fine grinding, the instrument of use mainly has: a wood hammer, a wood roller, a wood rod, an organic glass plate, a hard wood plate and a colorless polyethylene film for rough grinding; grinding the sample by an agate grinder (ball mill) or an agate mortar, a white porcelain mortar and various auxiliary tools. The grinding process has the disadvantages of large workload, long period, large occupied area and low sample preparation efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: to prior art's not enough, provide a crushing grinder for soil sample, realize automatic soil sample and grind.
the technical scheme of the utility model is that: a crushing mill for soil samples comprising: the grinding device comprises a grinding cylinder, a cutting grinding head, a grinding driving mechanism, a movable cover plate and a turnover mechanism;
The grinding driving mechanism is fixedly arranged at the bottom of the grinding cylinder, and an output shaft of the grinding driving mechanism is connected with a cutting grinding head in the grinding cylinder; the movable cover plate is arranged at the opening of the grinding cylinder and used for opening/closing the grinding cylinder; the turnover mechanism is connected with the grinding cylinder and used for realizing the up-and-down rotation of the grinding cylinder.
When grinding is carried out, firstly, a soil sample is poured into the grinding cylinder through a manipulator, and the opening of the grinding cylinder is sealed by utilizing the movable cover plate; then starting a grinding driving mechanism to grind the soil sample through a cutting grinding head; after the grinding is finished, the grinding cylinder is driven to overturn downwards through the overturning mechanism, the movable cover plate is opened, the soil sample in the grinding cylinder is poured outwards, and finally the grinding device is crushed and recovered to the initial state.
Furthermore, in order to obtain soil samples with different meshes, the grinding driving mechanism adopts a variable frequency motor, has three modes of low speed, medium speed and high speed, can knock, crush and grind the bulk and block soil samples, and can prepare the soil samples with different particle sizes such as large particles, medium particles, small particles and the like within a specific time; in addition, the ultra-low speed rotation of the cutting grinding head can also realize the stirring of the prepared sample, so that the prepared sample is uniformly mixed and homogenized.
In the above scheme, the cutting grinding head is of an upturned folding type blade structure, and can crush and grind the soil sample in a mode of connecting a plurality of blades in series up and down.
Furthermore, in order to realize self-cleaning after the soil sample is poured, a cleaning brush is arranged near the grinding cylinder; the cleaning brush is provided with a negative pressure adsorption device. After the grinding cylinder is dumped and finishes recovering the initial state, the cleaning brush moves to the grinding cylinder through the horizontal and vertical slide rail, starts to rotate and clean, opens the negative pressure air exhaust device 5 when being clean, can adsorb the particulate matter that drops from the grinding cylinder surface, avoids forming cross contamination between the soil sample.
In the above scheme, specifically, the grinding cylinder is made of a superhard material, and the inner wall surface of the grinding cylinder is of an arc-shaped structure.
Has the advantages that: the utility model discloses tilt down and pour the soil sample after smashing grinding soil sample granule, realized automatic soil sample grinding, greatly improved system appearance efficiency; soil samples of different grinding types can be obtained by adjusting the grinding time and the grinding speed of the cutting grinding head and selecting different blades; the utility model discloses still can realize self-cleaning, avoid forming cross contamination between the soil sample.
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 top view of FIG. 2;
FIG. 4 is a left side view of FIG. 2;
fig. 5 is a schematic structural view of the present invention in embodiment 2;
Wherein: 1-grinding cylinder, 2-cutting grinding head, 3-grinding driving mechanism, 4-movable cover plate, 5-turnover mechanism and 6-cleaning brush.
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, 3 and 4, a crushing and grinding device for soil samples comprises: a grinding cylinder 1, a cutting grinding head 2, a grinding driving mechanism 3, a movable cover plate 4 and a turnover mechanism 5;
The grinding driving mechanism 3 is fixedly arranged at the bottom of the grinding cylinder 1, and an output shaft of the grinding driving mechanism 3 is connected with the cutting grinding head 2 in the grinding cylinder 1; the movable cover plate 4 is arranged at the opening of the grinding cylinder 1 and is used for opening/closing the grinding cylinder 1; the turnover mechanism 5 is connected with the grinding cylinder 1 and used for realizing the vertical rotation of the grinding cylinder 1.
In the embodiment, in order to obtain soil samples with different meshes, the grinding driving mechanism 3 adopts a variable frequency motor, has three modes of low speed, medium speed and high speed, can knock, crush and grind the bulk and block soil samples, and can prepare the soil samples with different particle sizes such as large particles, medium particles, small particles and the like in a specific time; in addition, the ultra-low speed rotation of the cutting grinding head 2 can also realize the stirring of the prepared sample, so that the prepared sample is uniformly mixed and homogenized.
the grinding cylinder 1 is made of superhard material, such as ceramic material, and the inner wall surface of the grinding cylinder is of an arc-shaped structure; the cutting grinding head 2 is of an upturning blade structure, is made of non-metal materials, and can crush and grind soil samples in a mode that a plurality of blades are connected in series up and down.
In the initial state, the opening of the grinding cylinder 1 is upward, the movable cover plate 4 is in an uncapped state, when grinding is carried out, firstly, a soil sample is poured into the grinding cylinder 1 through a manipulator, and the opening of the grindable cylinder 1 is sealed by the movable cover plate 4; then, starting a grinding driving mechanism 3 to grind the soil sample through a cutting grinding head 2; after the grinding is finished, the grinding cylinder 1 is driven to overturn downwards through the overturning mechanism 5, the movable cover plate 4 is opened, the soil sample in the grinding cylinder 1 is poured outwards to the screening and weighing mechanism, and finally the grinding device is crushed to recover the initial state.
Example 2: referring to the attached figure 5, on the basis of the embodiment 1, in order to realize self-cleaning after soil samples are poured, a cleaning brush 6 is arranged near the grinding cylinder 1; the cleaning brush 6 is provided with a negative pressure adsorption device. Grinding cylinder 1 emptys and finishes recovering initial condition after, and clean brush 6 removes to grinding cylinder 1 through horizontal slide rail, and the rotatory cleanness that begins opens negative pressure air exhaust device 5 when clean can adsorb the particulate matter that drops from grinding cylinder 1 surface, avoids forming cross contamination between the soil sample.
Example 3: on the basis of embodiment 1 or 2, the implementation forms of the movable cover plate 4 and the turnover mechanism 5 are specifically defined:
the movable cover plate 4 can move back and forth or turn over to open/close the grinding cylinder 1; in this example, the upper end of the grinding cylinder 1 is provided with a turning bracket, the turning bracket is provided with two side plates, the movable cover plate 4 is arranged between the two upper side plates through an upper turning mechanism, and under the action of the opening and closing motor, the movable cover plate 4 can be turned downwards to realize sealing of the grinding cylinder 1 or turned upwards to realize opening of the grinding cylinder 1; the upper overturning mechanism specifically comprises: the device comprises a slideway, a rocker arm and two parallel connecting rods connected through the rocker arm; the end surface of the movable cover plate 4 is provided with two vertical plates; the slideway is obliquely arranged on the inner side of one side plate; the opening and closing motor is arranged on the overturning bracket; two ends of one of the two connecting rods penetrate between the two vertical plates, one end of the other connecting rod is connected with the side plate, and the other end of the other connecting rod is connected with an output shaft of the opening and closing motor through a coupler; a vertical plate of the movable cover plate 4 is fixedly provided with a plug screw, and one end of the plug screw is positioned in the slideway. After the opening and closing motor is started, an output shaft of the opening and closing motor drives a connecting rod connected with the opening and closing motor, the connecting rod drives another connecting rod through a rocker arm, the movable cover plate 4 is driven to overturn because the other connecting rod is connected with the movable cover plate 4, the bottom of the movable cover plate 4 moves along a slideway through a plug screw, and finally the grinding cylinder 1 is closed; when the grinding cylinder 1 needs to be opened, the opening and closing motor rotates reversely.
Tilting mechanism 5 specifically includes: the overturning mechanism comprises an overturning motor, two front overturning connecting rods and two rear overturning connecting rods; the lower end of the grinding cylinder 1 is provided with a fixed grinding base, the overturning motor is arranged on one side of the grinding base, an output shaft of the overturning motor is connected with the lower end of one front overturning connecting rod, the lower end of the other front overturning connecting rod is hinged to the grinding base, and the upper ends of the two front overturning connecting rods are fixedly connected with the lower end face of the overturning bracket; the lower ends of the two rear overturning connecting rods are movably connected to the grinding base, and the upper ends of the two rear overturning connecting rods are in sliding fit with the sliding way on the lower end face of the overturning support.
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 (4)

1. A crushing and grinding device for soil samples, characterized in that it comprises: a grinding cylinder (1), a cutting grinding head (2), a grinding driving mechanism (3), a movable cover plate (4) and a turnover mechanism (5);
The grinding driving mechanism (3) is fixedly arranged at the bottom of the grinding cylinder (1), and an output shaft of the grinding driving mechanism (3) is connected with the cutting grinding head (2) in the grinding cylinder (1); the movable cover plate (4) is arranged at an opening of the grinding cylinder (1) and is used for opening/closing the grinding cylinder (1); the turnover mechanism (5) is connected with the grinding cylinder (1) and is used for realizing the up-and-down rotation of the grinding cylinder (1).
2. The crushing and grinding device for the soil sample according to claim 1, characterized in that the grinding driving mechanism (3) is a variable frequency motor having three modes of low speed, medium speed and high speed.
3. A crushing and grinding device for soil samples according to claim 1 or 2, characterized in that the cutting and grinding head (2) is of an upturned blade structure.
4. a crushing and grinding device for soil samples according to claim 1 or 2, characterized in that the grinding cylinder (1) is provided with a cleaning brush (6); the cleaning brush (6) is provided with a negative pressure adsorption device.
CN201920573651.8U 2019-04-24 2019-04-24 A smash grinder for soil sample Active CN209802795U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920573651.8U CN209802795U (en) 2019-04-24 2019-04-24 A smash grinder for soil sample

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920573651.8U CN209802795U (en) 2019-04-24 2019-04-24 A smash grinder for soil sample

Publications (1)

Publication Number Publication Date
CN209802795U true CN209802795U (en) 2019-12-17

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Country Status (1)

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CN (1) CN209802795U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111855335A (en) * 2019-04-24 2020-10-30 北京兰友科技有限公司 A smash grinder for soil sample
CN114136685B (en) * 2021-08-10 2023-08-22 中国水利水电科学研究院 Meadow vegetation root system sampling and surface soil stripping device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111855335A (en) * 2019-04-24 2020-10-30 北京兰友科技有限公司 A smash grinder for soil sample
CN114136685B (en) * 2021-08-10 2023-08-22 中国水利水电科学研究院 Meadow vegetation root system sampling and surface soil stripping device

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