Soil sample storage device

Abstract

The utility model relates to the technical field of soil samples, in particular to a soil sample storage device which comprises a heat preservation box, a rotating shaft is rotatably connected to the top face of the soil sample heat preservation box, a heat preservation cover plate is fixedly arranged on the soil sample rotating shaft, and the bottom face of the soil sample heat preservation cover plate abuts against the top face of the heat preservation box. Fixing pins are fixedly arranged at the four corners of the top face of the soil sample heat preservation cover plate, inserting grooves are formed in the four corners of the bottom face of the soil sample heat preservation cover plate, the fixing pins of the upper soil sample heat preservation box and the lower soil sample heat preservation box are matched with the inserting grooves in an inserted mode, and a plurality of electric heating pipes are embedded in the inner walls of the soil sample heat preservation boxes in an annular array structure. The electrode end of the soil sample electric heating pipe penetrates through the heat preservation box and extends to the outside, and a plurality of storage mechanisms are arranged in the soil sample heat preservation box. Cylindrical samples obtained after soil sampling are classified, stored and stored, the temperature can be conveniently adjusted to a proper temperature range, the properties of microbial activity, enzyme activity, organic matter decomposition and the like in the soil are better preserved, and the accuracy and reliability of analysis results are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of soil samples, in particular to a soil sample storage device. Background Art

[0002] From the perspective of soil science and environmental monitoring, the main purpose of soil sample storage is to maintain the original state and properties of the samples for subsequent laboratory analysis and research, which means that the storage device needs to be able to prevent the samples from being contaminated by the external environment, such as dust, moisture, microorganisms, etc.

[0003] After searching, a Chinese utility model patent with publication number CN219822117U, named "Soil Sample Storage Device for Soil Remediation", is found. The utility model utilizes the gravity of the soil to press the first sliding plug down, thereby inflating the airbag, and pressing the placement tube through the inflation of the airbag, so that the storage tube is not easily shaken due to the shaking of the storage barrel during storage and transportation, so that the soil collected in the placement tube is not easily spilled, and it is not easy to cause waste and loss of soil samples.

[0004] However, it was found during use that it is usually necessary to sample soil at different locations and depths and then store them in different categories. This device is not conducive to classified storage. It is inconvenient to maintain the integrity of soil samples after sampling during storage. Microbial activity, enzyme activity, and organic matter decomposition in the soil are all affected by temperature. This device has deficiencies in temperature regulation and control and cannot provide a stable temperature environment for soil samples. This may cause changes in the properties of soil samples during storage, affect the reliability and accuracy of the analysis results, and is not conducive to the storage of soil samples. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a soil sample storage device, which solves the problem that soil at different positions and depths usually need to be sampled and stored in categories. The device is not conducive to classified storage, and it is inconvenient to maintain the integrity of the soil samples after sampling during storage. The microbial activity, enzyme activity and organic matter decomposition in the soil are all affected by temperature. The device has deficiencies in temperature regulation and control and cannot provide a stable temperature environment for soil samples. This may cause the properties of soil samples to change during storage, affecting the reliability and accuracy of the analysis results, and is not conducive to the storage of soil samples.

[0006] To solve the above technical problems, the utility model provides the following technical solutions: a soil sample storage device, comprising an insulation box, the top surface of the insulation box is rotatably connected to a rotating shaft, an insulation cover is fixedly arranged on the rotating shaft, the bottom surface of the insulation cover is abutted against the top surface of the insulation box, fixing pins are fixedly arranged at the four corners of the top surface of the insulation cover, slots are provided at the four corners of the bottom surface of the insulation cover, the fixing pins of the upper and lower insulation boxes are plugged into and matched with the slots, the inner wall of the insulation box is in a ring array structure and a plurality of electric heating tubes are embedded therein, the electrode ends of the electric heating tubes pass through the insulation box and extend to the outside, a plurality of storage mechanisms are arranged inside the insulation box, a storage tube is arranged on the storage mechanism, the front wall of the insulation box is in a symmetrical structure and has two placement grooves, the inner ends of the placement grooves are connected to the inside of the insulation box, and an ice box is plugged into the placement grooves.

[0007] Preferably, a groove is provided on the top surface of the heat-insulating cover plate, and a rotating handle is fixedly provided at the bottom of the groove.

[0008] Through the above technical solution, the thermal insulation box can be easily carried and transported through the rotating handle inside the groove, thereby improving the mobility of the soil samples stored inside the thermal insulation box.

[0009] Preferably, a limiting groove is provided at the upper end of the front wall of the insulation box, a buckle is fixedly provided at the bottom of the limiting groove, and two clamping heads are fixedly provided at the front end of the bottom surface of the insulation cover plate in a symmetrical structure, the clamping heads are engaged with the buckle, and the clamping heads are located inside the limiting groove.

[0010] Through the above technical solution, the opening and closing of the thermal insulation cover is facilitated by the snap connection and separation of the buckle and the clamp head, thereby improving the sealing effect of the thermal insulation cover and the thermal insulation box.

[0011] Preferably, the inner end of the ice box is hollow, the top surface of the ice box is open, a stopper is fixedly provided at the front end of the ice box, the rear wall of the stopper is in frictional contact with the front wall of the insulation box, the stopper is symmetrically structured and threadedly connected with an adjusting hand wheel, and the front wall of the insulation box is threadedly connected to the rear end of the adjusting hand wheel through a threaded hole.

[0012] Through the above technical solution, the adjusting hand wheel is rotated to separate from the thermal insulation box, and the stopper is pulled toward the outer end to make the ice box slide along the placement groove and be taken out.

[0013] Preferably, the storage mechanism further comprises a support block, a top surface of the support block is provided with a plurality of through slots in a uniformly arranged structure, a rubber sleeve is embedded in the through slot, and an inner wall of the rubber sleeve is slidably connected to the storage tube.

[0014] Through the above technical solution, after the sampled soil sample is placed in the storage tube, the storage tube is passed through the through groove of the support block and then inserted into the positioning sleeve. At this time, the inner wall of the rubber sleeve is in friction contact with the outer wall of the storage tube to fix it.

[0015] Preferably, a positioning sleeve is inserted into the bottom surface of the storage tube, the bottom surface of the positioning sleeve is connected and fixed to the inner bottom surface of the insulation box, the inner bottom surface of the positioning sleeve is installed with a first damping spring shock absorber, and the bottom surface of the storage tube is in friction contact with the top surface of the first damping spring shock absorber.

[0016] Preferably, a sealing sleeve is inserted into the outer peripheral wall of the upper end of the storage tube, and a second damping spring shock absorber is fixedly provided on the top surface of the sealing sleeve, and the top surface of the second damping spring shock absorber is in friction contact with the bottom surface of the thermal insulation cover plate.

[0017] Through the above technical solution, the storage tube is cushioned by the first damping spring shock absorber and the second damping spring shock absorber at the same time, thereby reducing the risk of soil sample damage caused by bumps during movement and transportation of samples in the insulated box and protecting the integrity of the soil sample.

[0018] Beneficial effects of the utility model:

[0019] 1. The cylindrical samples after soil sampling are classified, stored and collected through the storage mechanism in the thermal insulation box. The fixing pins are inserted into the slots on the adjacent thermal insulation boxes, which facilitates the stacking, storage and transportation of multiple thermal insulation boxes and improves the stability. The rotating handle inside the groove facilitates the handling and transportation of the thermal insulation boxes, which improves the mobility of the soil samples stored in the thermal insulation boxes. The opening and closing of the thermal insulation cover is facilitated by the connection and separation of the buckle and the clamp head, which improves the sealing effect of the thermal insulation cover and the thermal insulation box, and facilitates the placement and removal of the soil samples inside the thermal insulation box.

[0020] 2. Heat the inside of the incubator through the electric heating tube and adjust the inside of the incubator to a suitable temperature. When the temperature inside the incubator is high, rotate the adjustment hand wheel to separate from the incubator, pull the block to the outside to slide the ice box along the placement slot and take it out, transport the external ice cubes into the inside through the opening on the top surface of the ice box, and then push the ice box with ice cubes back into the placement slot. The low temperature of the ice cubes cools the inside of the incubator, which is convenient for adjusting to a suitable temperature range, better preserving the microbial activity, enzyme activity and organic matter decomposition in the soil, which is crucial for subsequent soil analysis and research, and ensures the accuracy and reliability of the analysis results.

[0021] 3. After opening the insulation cover, put the sampled soil sample into the storage tube, pass the storage tube through the groove of the support block, and insert it into the positioning sleeve. At this time, the inner wall of the rubber sleeve is in friction contact with the outer wall of the storage tube to fix it, and then the sealing sleeve is inserted into the upper end of the storage tube, and the second damping spring shock absorber is installed at the same time. Repeat the above steps to put multiple storage tubes containing soil samples into the sealing sleeve inside the insulation box in turn. After storage, close the insulation cover. At this time, the bottom surface of the insulation cover is in contact with the top surface of the second damping spring shock absorber. When the insulation box with the soil samples stored is moved and transported, the storage tube is buffered by the first damping spring shock absorber and the second damping spring shock absorber at the same time, which reduces the risk of damage to the soil samples due to bumps during movement and transportation of the samples in the insulation box, protects the integrity of the soil samples, and stores the soil samples separately, reduces mutual interference between samples, and the closed storage tube reduces the loss of moisture in the internal soil samples, maintains the original state and properties of the soil samples, helps to maintain the stability and reliability of the samples, and provides favorable conditions for the storage of soil samples. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is an enlarged schematic diagram of the structure at A of the utility model;

[0024] Figure 3 This is a cross-sectional view of the ice box structure of the utility model;

[0025] Figure 4 This is a cross-sectional view of the insulation box structure of the utility model;

[0026] Figure 5 This is a cross-sectional view of the support block structure of the utility model;

[0027] Figure 6 It is a schematic diagram of the assembly of the storage tube structure of the utility model.

[0028] In the figure: 1. Insulation box; 2. Rotating shaft; 3. Insulation cover; 4. Fixing pin; 5. Slot; 6. Electric heating tube; 7. Storage mechanism; 701. Storage tube; 702. Support block; 703. Through slot; 704. Rubber sleeve; 705. Positioning sleeve; 706. First damping spring shock absorber; 707. Sealing sleeve; 708. Second damping spring shock absorber; 8. Ice box; 9. Groove; 10. Rotating handle; 11. Limiting slot; 12. Buckle; 13. Clamp; 14. Placement slot; 15. Stopper; 16. Adjustment hand wheel. DETAILED DESCRIPTION

[0029] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0030] Embodiment 1

[0031] like Figure 1 to Figure 4 As shown, this embodiment provides a soil sample storage device, including an insulation box 1, the top surface of the insulation box 1 is rotatably connected to a rotating shaft 2, an insulation cover 3 is fixedly arranged on the rotating shaft 2, the bottom surface of the insulation cover 3 is abutted against the top surface of the insulation box 1, fixing pins 4 are fixedly arranged at the four corners of the top surface of the insulation cover 3, and slots 5 are provided at the four corners of the bottom surface of the insulation cover 3. The fixing pins 4 of the upper and lower insulation boxes 1 are plugged into the slots 5. The inner wall of the insulation box 1 is an annular array structure with a plurality of electric heating tubes 6 embedded therein, and the electrode ends of the electric heating tubes 6 extend through the insulation box 1 to the outside, a plurality of storage mechanisms 7 are arranged inside the insulation box 1, and a storage tube 701 is arranged on the storage mechanism 7. The front wall of the insulation box 1 is a symmetrical structure with two placement grooves 14, the inner ends of the placement grooves 14 are connected to the inside of the insulation box 1, and an ice box 8 is inserted into the placement grooves 14.

[0032] A groove 9 is provided on the top surface of the insulation cover 3, and a rotating handle 10 is fixedly provided at the bottom of the groove 9; the rotating handle 10 inside the groove 9 facilitates the handling and transportation of the insulation box 1, thereby improving the mobility of the soil samples stored inside the insulation box 1.

[0033] A limiting groove 11 is provided at the upper end of the front wall of the insulation box 1, and a buckle 12 is fixedly provided at the bottom of the limiting groove 11. The front end of the bottom surface of the insulation cover plate 3 is symmetrically structured and fixedly provided with two clamping heads 13, which are engaged with the buckle 12 and are located inside the limiting groove 11; the connection and separation of the buckle 12 and the clamping head 13 facilitates the opening and closing of the insulation cover plate 3, thereby improving the sealing effect of the insulation cover plate 3 and the insulation box 1.

[0034] The inner end of the ice box 8 is hollow, and the top surface of the ice box 8 is open. A stopper 15 is fixedly provided at the front end of the ice box 8. The rear wall of the stopper 15 is in frictional contact with the front wall of the insulation box 1. The stopper 15 is symmetrically structured and threadedly connected with an adjusting hand wheel 16. The front wall of the insulation box 1 is threadedly connected to the rear end of the adjusting hand wheel 16 through a threaded hole. The adjusting hand wheel 16 is rotated to separate from the insulation box 1, and the stopper 15 is pulled toward the outer end to slide the ice box 8 along the placement slot 14 and take it out.

[0035] When in use, the cylindrical samples after soil sampling are classified, stored and accommodated through the storage mechanism 7 in the heat preservation box 1, and the fixing pin 4 is inserted into the slot 5 on the adjacent heat preservation box 1, so that multiple heat preservation boxes 1 can be conveniently stacked, stored and transported, and the stability is improved. The rotating handle 10 inside the groove 9 is convenient for carrying and transporting the heat preservation box 1, and the mobility of the soil samples stored in the heat preservation box 1 is improved. The opening and closing of the heat preservation cover plate 3 is convenient through the clamping and separation of the buckle 12 and the clamp head 13, and the sealing effect of the heat preservation cover plate 3 and the heat preservation box 1 is improved, which facilitates the placement and removal of the soil samples in the heat preservation box 1;

[0036] When the temperature inside the insulated box 1 is low, the electric heating tube 6 is used to heat the inside of the insulated box 1 and adjust the inside of the insulated box 1 to a suitable temperature; when the temperature inside the insulated box 1 is high, the adjusting hand wheel 16 is rotated to separate from the insulated box 1, and the stopper 15 is pulled toward the outside to slide the ice box 8 along the placement groove 14 and take it out, and the external ice cubes are transported to the inside through the opening on the top surface of the ice box 8, and then the ice box 8 filled with ice cubes is pushed back into the placement groove 14, and the inside of the insulated box 1 is cooled by the low temperature of the ice cubes, so that it is convenient to adjust to a suitable temperature range, so as to better preserve the microbial activity, enzyme activity and organic matter decomposition in the soil, which is very important for subsequent soil analysis and research, and ensures the accuracy and reliability of the analysis results.

[0037] Embodiment 2

[0038] like Figure 1 , Figure 4 , Figure 5 and Figure 6 As shown, on the basis of the first embodiment, the storage mechanism 7 also includes a support block 702, and the top surface of the support block 702 is provided with a plurality of through grooves 703 in a uniformly arranged structure, and a rubber sleeve 704 is embedded in the through groove 703, and the inner wall of the rubber sleeve 704 is slidably connected with the storage tube 701; after the sampled soil sample is placed in the storage tube 701, the storage tube 701 is passed through the through groove 703 of the support block 702 and then inserted into the positioning sleeve 705, at which time the inner wall of the rubber sleeve 704 is in friction contact with the outer wall of the storage tube 701 to fix it.

[0039] A positioning sleeve 705 is inserted into the bottom surface of the storage tube 701, and the bottom surface of the positioning sleeve 705 is connected and fixed to the inner bottom surface of the thermal insulation box 1, and a first damping spring shock absorber 706 is installed on the inner bottom surface of the positioning sleeve 705. The bottom surface of the storage tube 701 is in friction contact with the top surface of the first damping spring shock absorber 706, and a sealing sleeve 707 is inserted into the outer peripheral wall of the upper end of the storage tube 701. A second damping spring shock absorber 708 is fixedly arranged on the top surface of the sealing sleeve 707, and the top surface of the second damping spring shock absorber 708 is in friction contact with the bottom surface of the thermal insulation cover plate 3; the storage tube 701 is buffered by the first damping spring shock absorber 706 and the second damping spring shock absorber 708 at the same time, thereby reducing the risk of soil sample damage caused by bumps during movement and transportation of the sample in the thermal insulation box 1, thereby protecting the integrity of the soil sample.

[0040] When in use, after opening the heat preservation cover 3, the soil sample after sampling is placed in the storage tube 701, and the storage tube 701 is inserted into the positioning sleeve 705 after passing through the through groove 703 of the support block 702. At this time, the inner wall of the rubber sleeve 704 is in friction contact with the outer wall of the storage tube 701 to fix it, and then the sealing sleeve 707 is inserted into the upper end of the storage tube 701, and the second damping spring shock absorber 708 is installed at the same time. Repeat the above steps to sequentially place multiple storage tubes 701 containing soil samples into the sealing sleeve 707 inside the heat preservation box 1, and close the heat preservation cover 3 after storage is completed;

[0041] At this time, the bottom surface of the insulation cover 3 abuts against the top surface of the second damping spring shock absorber 708. When the insulation box 1 after storing the soil sample is moved and transported, the storage tube 701 is cushioned by the first damping spring shock absorber 706 and the second damping spring shock absorber 708 at the same time, thereby reducing the risk of damage to the soil sample due to bumps during the movement and transportation of the sample in the insulation box 1, protecting the integrity of the soil sample, and storing the soil samples separately to reduce mutual interference between samples. The sealed storage tube 701 reduces the loss of moisture in the internal soil sample, maintains the original state and properties of the soil sample, helps to maintain the stability and reliability of the sample, and provides favorable conditions for the storage of soil samples.

[0042] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A soil sample storage device, comprising an insulation box (1), characterized in that: The top surface of the heat preservation box (1) is rotatably connected to a rotating shaft (2), a heat preservation cover plate (3) is fixedly arranged on the rotating shaft (2), the bottom surface of the heat preservation cover plate (3) is in contact with the top surface of the heat preservation box (1), fixing pins (4) are fixedly arranged at the four corners of the top surface of the heat preservation cover plate (3), and slots (5) are opened at the four corners of the bottom surface of the heat preservation cover plate (3), the fixing pins (4) of the upper and lower heat preservation boxes (1) are plugged into and matched with the slots (5), and the inner wall of the heat preservation box (1) is in a ring array. The structure is embedded with a plurality of electric heating tubes (6), the electrode ends of the electric heating tubes (6) penetrate the heat preservation box (1) and extend to the outside, the heat preservation box (1) is provided with a plurality of storage mechanisms (7), the storage mechanisms (7) are provided with storage tubes (701), the front wall of the heat preservation box (1) is symmetrically structured and has two placement grooves (14), the inner ends of the placement grooves (14) are connected to the inside of the heat preservation box (1), and the placement grooves (14) are plugged with ice boxes (8).

2. The soil sample storage device according to claim 1, characterized in that: The top surface of the heat-insulating cover plate (3) is provided with a groove (9), and a rotating handle (10) is fixedly provided at the bottom of the groove (9).

3. The soil sample storage device according to claim 1, characterized in that: A limiting groove (11) is provided at the upper end of the front wall of the heat preservation box (1), a buckle (12) is fixedly provided at the bottom of the limiting groove (11), and two clamping heads (13) are fixedly provided at the front end of the bottom of the heat preservation cover plate (3) in a symmetrical structure, the clamping heads (13) are engaged with the buckle (12), and the clamping heads (13) are located inside the limiting groove (11).

4. The soil sample storage device according to claim 1, characterized in that: The inner end of the ice box (8) is hollowed out, the top surface of the ice box (8) is open, a stopper (15) is fixedly provided at the front end of the ice box (8), the rear wall of the stopper (15) is in frictional contact with the front wall of the heat preservation box (1), the stopper (15) is symmetrically threadedly connected with an adjusting hand wheel (16), and the front wall of the heat preservation box (1) is threadedly connected to the rear end of the adjusting hand wheel (16) through a threaded hole.

5. The soil sample storage device according to claim 1, characterized in that: The storage mechanism (7) further comprises a support block (702), the top surface of which is provided with a plurality of through slots (703) in a uniformly arranged structure, a rubber sleeve (704) being embedded inside the through slot (703), and an inner wall of the rubber sleeve (704) being slidably connected to the storage tube (701).

6. The soil sample storage device according to claim 5, characterized in that: A positioning sleeve (705) is inserted into the bottom surface of the storage tube (701), and the bottom surface of the positioning sleeve (705) is connected and fixed to the inner bottom surface of the thermal insulation box (1). A first damping spring shock absorber (706) is installed on the inner bottom surface of the positioning sleeve (705), and the bottom surface of the storage tube (701) is in frictional contact with the top surface of the first damping spring shock absorber (706).

7. The soil sample storage device according to claim 6, characterized in that: A sealing sleeve (707) is inserted into the outer peripheral wall of the upper end of the storage tube (701), and a second damping spring shock absorber (708) is fixedly arranged on the top surface of the sealing sleeve (707). The top surface of the second damping spring shock absorber (708) is in frictional contact with the bottom surface of the thermal insulation cover plate (3).

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