CN218981832U - Soil sample preparation integrated device - Google Patents

Abstract

The utility model discloses a soil sample preparation integrated device which comprises a turnover structure, and a sample conveying cylinder, a grinding cylinder and a screening device which are sequentially arranged from top to bottom, wherein the grinding cylinder is connected with the turnover structure, so that the soil sample preparation process is ensured to be simple and quick, cross contamination of samples is avoided, and environmental pollution and harm to human bodies are reduced.

Description

Soil sample preparation integrated device

Technical Field

The utility model relates to the field of soil analysis equipment, in particular to a soil sample preparation integrated device.

Background

Before the soil sample is measured, soil sample preparation is carried out, and the sample preparation procedure comprises the following steps: natural air drying, removing foreign matters such as gravel/plant root system, sample coarse grinding, sample fine grinding, sample split charging (selecting mesh sieves with different apertures according to detection indexes), wherein the used sample preparation tool comprises: a white enamel plate and a wood plate for air drying; wood rollers, wood sticks, organic glass plates, hard wood boards, colorless polyethylene films for coarse crushing; an agate grinder (ball mill) or agate mortar for grinding samples, white porcelain mortar; nylon screen (2-100 mesh) for sieving. In the soil sample preparation process, the process is complicated, the used tools are many and miscellaneous, the cross contamination of soil samples is easy to cause, the dust is large, and the environmental pollution and the human body injury are easy to cause.

Disclosure of Invention

In order to overcome the defects in the prior art, the technical problem to be solved by the utility model is to provide an integrated soil sample preparation device.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a soil system appearance integrated device, includes frame and flip structure to and from top to bottom set gradually sample transfer cylinder, grinding jar and screening plant in the frame, the grinding jar is connected with flip structure, and flip structure includes pivot and hand crank, and one section is connected with the grinding jar to the one end of pivot and is connected with the frame rotatable, and hand crank is used for driving the grinding jar and realizes rotating for the frame.

Wherein, a soil system appearance integrated device still includes the dust cover, and the lower half of sample transfer cylinder to and grind the jar and all cover and locate in the dust cover.

Wherein, the frame includes lower casing and support frame, and screening plant sets up in lower casing, and the support frame is connected with lower casing.

Wherein, sample transfer cylinder is detachably connected with the dust cover.

The hand crank comprises a stress rod, a connecting arm and a handle which are connected in sequence, wherein one end of the stress rod, which is not connected with the connecting arm, is connected with the grinding cylinder, and the stress rod, the connecting arm and the handle form a right-angle Z-shaped structure.

Wherein the outer surface of the handle is a rough surface.

Wherein, screening plant includes screening funnel and screening layer, and screening funnel locates the top on screening layer.

Wherein, the bottom of screening funnel is equipped with first screen cloth, and the screening layer is equipped with the second screen cloth, and the mesh number of first screen cloth is greater than the mesh number of second screen cloth.

Wherein, the screen layer can be pulled and arranged on the lower shell.

The utility model has the beneficial effects that: through setting up flip structure, sample transfer cylinder, grinding jar and screening plant, solved the problem that the soil sample system appearance in-process flow is loaded down with trivial details, sample cross contamination, environmental pollution and caused human injury, guarantee that soil sample system appearance process is simple quick, avoid sample cross contamination, alleviate the pollution to the environment and the injury to the human body.

Drawings

FIG. 1 is a schematic view of a soil sample preparation integrated device according to the present utility model;

FIG. 2 is a front cross-sectional view of an integrated soil sample preparation device of the present utility model;

FIG. 3 is a top view of an integrated soil sample preparation device (excluding the dust cap) according to the present utility model;

description of the reference numerals: 2. a sample transfer cartridge; 3. a grinding cylinder; 4. a screening device; 5. a dust cover; 6. a lower housing; 7. a support frame; 8. a rotating shaft; 9. a handle; 10. a sieving funnel; 11. screening the layer; 12. a frame.

Detailed Description

In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.

The most critical concept of the utility model is as follows: through setting up flip structure, sample transfer cylinder, grinding jar and screening plant, provide a soil system appearance integrated device.

Referring to fig. 1 to 3, the soil sample preparation integrated device of the present utility model includes a frame, a turnover structure, and a sample conveying cylinder, a grinding cylinder and a sieving device sequentially disposed on the frame from top to bottom, wherein the grinding cylinder is connected with the turnover structure.

From the above description, the beneficial effects of the utility model are as follows: through setting up flip structure, realize grinding jar upper and lower rotation, can flow into the screening funnel with soil sample from grinding jar in, the setting of hand crank prevents that moment skew from causing the hand crank to drop in the operation success, improve work efficiency, soil sample flows to the screening funnel from grinding jar through flip structure, flow to the screening layer through the preliminary screening of screening funnel on, carry out further fine screen, the problem of the loaded down with trivial details, sample cross contamination of soil sample system appearance in-process flow, environmental pollution and cause human injury has been solved, guarantee soil sample system appearance simple process quick, avoid sample cross contamination, alleviate the pollution to the environment and the injury to the human body.

Further, the soil sample preparation integrated device further comprises a dust cover, and the lower half part of the sample conveying cylinder and the grinding cylinder are both covered in the dust cover.

From the above description, the dust cover can effectively prevent the sample from splashing to pollute the environment during sample feeding and grinding, and prevent foreign matters from entering the grinding cylinder to cause errors.

Further, the grinding pestle is further included, an opening is formed in the dust cover, and the grinding pestle penetrates through the opening and is placed in the grinding cylinder.

Further, the frame includes lower casing and support frame, and screening plant sets up in the lower casing, and the support frame is connected with the lower casing.

From the above description, the support frame is placed on the ground or a test stand, so that the whole device is kept stably and fixedly.

Further, the sample transfer barrel is detachably connected with the dust cover.

From the above description, after the soil sample is directly sent into the grinding cylinder from the sample conveying cylinder from the top of the soil sample preparation integrated device, the sample conveying cylinder can be pulled out, so that the operation is convenient.

Further, the turnover structure comprises a rotating shaft and a hand crank, one end of the rotating shaft is connected with the grinding cylinder for one section and is rotatably connected with the frame, and the hand crank is used for driving the grinding cylinder to rotate relative to the frame.

Further, the hand crank comprises a stress rod, a connecting arm and a handle which are connected in sequence, one end of the stress rod, which is not connected with the connecting arm, is connected with the grinding cylinder, and the stress rod, the connecting arm and the handle form a right-angle Z-shaped structure.

From the above description, one end of the stress rod is fixed on the grinding cylinder, and the grinding cylinder is driven to turn over by the hand-held handle, so that the vertical rotation of the grinding cylinder is realized, and the soil sample can flow into the screening hopper from the grinding cylinder.

Further, the outer surface of the handle is roughened.

From the above description, the friction force when the handle is held by the user is increased, and the turning structure is rotated better.

Further, the screening device comprises a screening funnel and a screening layer, and the screening funnel is arranged above the screening layer.

From the above description, it is seen that the soil sample flows from the grinding cylinder through the turning structure to the screening hopper, through the primary screen of the screening hopper onto the screening bed, and further fine screening is performed.

Further, the bottom of screening funnel is equipped with first screen cloth, and the screening layer is equipped with the second screen cloth, and the mesh number of first screen cloth is greater than the mesh number of second screen cloth.

Further, the screen layer is arranged on the lower shell in a drawable manner.

From the above description, it is known that the mesh number of the screening layer can be changed according to the detected index requirement.

The soil sample preparation integrated device of the present utility model is applicable to a soil sample preparation scene, and is described below by specific embodiments:

referring to fig. 1 to 3, a first embodiment of the present utility model is as follows: the soil sample preparation integrated device comprises a dust cover 5, a lower shell 6, a supporting frame 7, a turnover structure, a sample conveying cylinder 2, a grinding cylinder 3 and a screening device 4, wherein the sample conveying cylinder 2, the grinding cylinder 3 and the screening device 4 are sequentially arranged in the lower shell 6 from top to bottom, and the grinding cylinder 3 is connected with the turnover structure; the supporting frame 7 is connected with the outer side wall of the lower shell 6;

the dust cover 5 is arranged above the lower shell 6, and the lower half part of the sample conveying cylinder 2 and the grinding cylinder 3 are covered in the dust cover 5; the sample transmission cylinder 2 is detachably connected with the dust cover 5; the turnover structure comprises a rotating shaft 8 and a hand crank 9, one end of the rotating shaft 8 is connected with the grinding cylinder 3, a section of the rotating shaft is rotatably connected with the frame 12, and the hand crank 9 is used for driving the grinding cylinder 3 to rotate relative to the frame 12; the handle crank 9 comprises a stress rod, a connecting arm and a handle which are connected in sequence, wherein one end of the stress rod, which is not connected with the connecting arm, is connected with the grinding cylinder 3, and the stress rod, the connecting arm and the handle form a right-angle Z-shaped structure;

the screening device 4 comprises a screening funnel 10 and a screening layer 11, wherein the screening funnel 10 is arranged above the screening layer 11, a first screen is arranged at the bottom of the screening funnel 10, a second screen is arranged on the screening layer 11, the mesh number of the first screen is larger than that of the second screen, and the screening layer 11 is arranged on the lower shell 6 in a drawable mode.

The working principle of the utility model is as follows: covering a dust cover 5, directly conveying a soil sample from the top of the instrument to the grinding cylinder 3 by the sample conveying cylinder 2, and then, drawing the soil sample away from the sample conveying cylinder 2 to start grinding; wherein, the grinding speed and the grinding time can be set according to the requirements; after finishing grinding, the hand crank 9 can be manually rocked to drive the grinding cylinder 3 to overturn, so that the soil sample can flow into the screening hopper 10 from the grinding cylinder 3, the soil sample is roughly screened, the soil sample flows into the screening layer 11, and the corresponding mesh number is replaced according to the detected index requirement, so that the sample preparation process of the soil sample is completed.

Referring to fig. 1 to 3, the difference between the second embodiment and the first embodiment is that the first embodiment includes two sieving layers; the mesh number of the second screen mesh of the upper screening layer is larger than that of the second screen mesh of the lower screening layer. The mesh numbers of the two second screens in this example were 50 mesh and 100 mesh, respectively; the mesh number of the first screen in this example was 20 mesh.

In summary, according to the soil sample preparation integrated device provided by the utility model, through arranging the turnover structure, the sample conveying cylinder, the grinding cylinder and the screening device, the problems of complex flow, cross sample pollution, environmental pollution and human body injury in the soil sample preparation process are solved, the simple and quick soil sample preparation process is ensured, the cross sample pollution is avoided, and the pollution to the environment and the injury to the human body are reduced.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.

Claims (9)

1. The utility model provides a soil system appearance integrated device, its characterized in that includes frame and flip structure to and from top to bottom sets gradually sample transport section of thick bamboo in the frame, grinds jar and screening plant, grind the jar and be connected with flip structure, flip structure includes pivot and hand crank, one end of pivot is connected one section with grinding the jar and is connected with the frame is rotatable, hand crank is used for driving and grinds the jar and realize rotating for the frame.

2. The integrated soil sample preparation device according to claim 1, further comprising a dust cover, wherein the lower half of the sample transfer barrel and the grinding cylinder are both covered in the dust cover.

3. The soil sample preparation integrated device of claim 1, wherein the frame comprises a lower housing and a support frame, the screening device is disposed in the lower housing, and the support frame is connected with the lower housing.

4. The soil sample preparation integrated device of claim 1, wherein the sample transfer cartridge is removably connected to the dust cap.

5. The soil sample preparation integrated device according to claim 1, wherein the hand crank comprises a force-bearing rod, a connecting arm and a handle which are sequentially connected, one end of the force-bearing rod, which is not connected with the connecting arm, is connected with the grinding cylinder, and the force-bearing rod, the connecting arm and the handle form a right-angle Z-shaped structure.

6. The soil sample preparation integrated device of claim 5, wherein the outer surface of the handle is roughened.

7. A soil sample preparation integrated device according to claim 3, wherein the screening means comprises a screening funnel and a screening layer, the screening funnel being located above the screening layer.

8. The integrated soil sample preparation device according to claim 7, wherein a first screen is arranged at the bottom of the screening hopper, a second screen is arranged on the screening layer, and the mesh number of the first screen is larger than that of the second screen.

9. The integrated soil sample preparation device according to claim 7, wherein the screening layer is drawably disposed on the lower housing.

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