CN220912678U - Soil sampling device capable of avoiding cross contamination of samples - Google Patents
Soil sampling device capable of avoiding cross contamination of samples Download PDFInfo
- Publication number
- CN220912678U CN220912678U CN202321017562.8U CN202321017562U CN220912678U CN 220912678 U CN220912678 U CN 220912678U CN 202321017562 U CN202321017562 U CN 202321017562U CN 220912678 U CN220912678 U CN 220912678U
- Authority
- CN
- China
- Prior art keywords
- sampling
- soil
- box
- sampling box
- cross contamination
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012864 cross contamination Methods 0.000 title claims abstract description 25
- 238000005527 soil sampling Methods 0.000 title claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 143
- 230000000149 penetrating effect Effects 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims description 9
- 230000035515 penetration Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 22
- 239000007858 starting material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a soil sampling device capable of avoiding sample cross contamination, which comprises an outer sampling box and an inner sampling box, wherein a drill bit is arranged at the lower end of the outer sampling box, the inner sampling box is arranged in the outer sampling box, a connecting column is arranged at the left end of the inner sampling box in a penetrating manner, a sampling assembly is arranged on the right side of the outer part of the connecting column, and connecting blocks are connected to the left side and the right side of the lower wall of the top of the inner sampling box. This can avoid sample cross contamination's soil sampling device compares with current soil sampling device, during the sampling, from sampling bin gate roll-off collection earth through sampling slider, when loosening the press head, reset spring makes the fixed block reset, the reclosing sampling bin gate has effectively avoided the cross contamination of soil sample, and the slider on one drive screw rod descends through the starter motor, and the connecting rod drives outer sampling box and descends, can control the degree of depth of sampling through the scale on the support column, and is of high pertinence, save time.
Description
Technical Field
The utility model relates to the technical field of sampling equipment, in particular to a soil sampling device capable of avoiding cross contamination of samples.
Background
Soil sampling refers to a method of collecting a soil sample, including the layout of the sampling and sampling techniques. The soil sample of the section is collected after the section observation and recording are finished, the section is firstly trimmed and cleaned before the sampling, the floating soil on the outermost layer is scraped off, and then the sample is sampled from the central typical part layer by layer from top to bottom according to the layers.
As disclosed in patent document CN214334280U, in use, the device comprises a sampling handle portion (1), a sampling cylinder portion (2), a sampling end (3), a sampling push rod (4), a push rod disc portion (5) and a push rod piston head (6), the sampling handle portion (1) comprises a sampling push rod penetrating cylinder (20) and a pair of handles (21), the handles (21) are fixedly installed on the outer wall of the sampling push rod penetrating cylinder (20) in a mirror image distribution manner, a linear bearing (22) is arranged in the sampling push rod penetrating cylinder (20), the sampling cylinder portion (2) is fixedly installed at the bottom of the sampling push rod penetrating cylinder (20), the sampling cylinder portion (2) and the sampling push rod penetrating cylinder (20) are coaxially arranged, and the diameter of the sampling cylinder portion (2) is larger than the aperture of the linear bearing (22); the advantages are that: this sampling device easy to assemble dismantles, occupies smallly, conveniently carries the transport after dismantling. The easy-to-damage push rod piston head and sampling end are convenient to detach and replace.
Above-mentioned in, this soil sampling device inserts soil with the sampling end, then with the downward propelling movement sampling handshake portion of power, can trample the footboard with the foot simultaneously and exert force downwards together, can sample soil, at soil sampling in-process, directly carry out the sample of earth, cause soil sample to mix the pollution each other easily, sampling device lacks separating mechanism, when the sample, causes sample pollution to influence to follow-up experiment easily, to above-mentioned condition, now provides a soil sampling device that can avoid sample cross contamination.
Disclosure of utility model
The utility model aims to provide a soil sampling device capable of avoiding cross contamination of samples, so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: can avoid sample cross contamination's soil sampling device, including outer sampling box and interior sampling box, the drill bit is installed to the lower extreme of outer sampling box, and the inside front end of outer sampling box installs the mechanism that opens and shuts, interior sampling box installs in the inside of outer sampling box, and the pull ring is installed to the upper end of interior sampling box, the spliced pole is installed in interior sampling box's inside left end penetration, and installs the press head in the top of spliced pole, sampling assembly is installed on the outside right side of spliced pole, the top lower wall left and right sides of interior sampling box all is connected with the connecting block, and the outside middle part of connecting block runs through and is provided with the set screw.
Further, the opening and closing mechanism comprises a screw rotary head, a screw rod II, a slide block II, a sampling bin gate and a sampling port, wherein the screw rod II is connected to the lower end of the screw rotary head, and the slide block II is arranged outside the screw rod II.
Further, the opening and closing mechanism further comprises a sampling bin gate and a sampling port, the right end of the second sliding block is connected with the sampling bin gate, and the sampling port is arranged outside the sampling bin gate.
Further, the sampling assembly comprises a fixed block, a movable connecting rod, a sampling sliding block, a reset spring and a fixed partition plate, wherein the right side of the lower wall of the fixed block is connected with the movable connecting rod, the sampling sliding block is installed at the lower end of the movable connecting rod, the reset spring is installed at the lower end of the fixed block, and the lower end of the reset spring is connected with the fixed partition plate.
Further, the roof is installed to outside upper end of outer sampling box, and the support column is all installed to the lower wall left and right sides of roof.
Further, the internally mounted of support column has drive measuring mechanism, and drive measuring mechanism includes motor one, screw rod one and slider one, connecting rod and scale, the lower extreme through connection of motor one has screw rod one, and screw rod one's external connection has slider one.
Further, the driving and measuring mechanism further comprises a connecting rod and scales, the left side of the first sliding block is connected with the connecting rod, and the front end of the supporting column is provided with the scales.
Compared with the prior art, the utility model has the beneficial effects that: during sampling, the sampling bin gate is opened, the movable connecting rod is driven to move when the fixed block outside the connecting column descends through the pressing down head, the sampling sliding block collects soil from the sampling bin gate, the fixed block is reset by the reset spring when the pressing head is loosened, the sampling sliding block enters the inner sampling box, the pull ring is rotated, the sampling bin gate is closed when the sampling port is positioned at the other side, cross contamination of soil samples is effectively avoided, collected soil is purer, detection of subsequent samples is more facilitated, the sliding block on the first driving screw rod is driven to descend through the starting motor, the connecting rod drives the outer sampling box to descend, the depth of sampling can be controlled through scales on the supporting column, the pertinence is strong, soil to be researched can be taken out rapidly, and time is saved.
1. According to the utility model, the second sliding block on the second screw rod is driven to ascend by rotating the threaded rotary head at the front end of the outer sampling box, the connected sampling bin gate is lifted to expose the sampling port, the fixed block outside the connecting column is driven to descend by pushing the pressing head at the upper end of the inner sampling box, the movable connecting rod is driven to move, the sampling sliding block slides out of the sampling bin gate to collect soil, when the pressing head is loosened, the reset spring between the fixed block and the fixed partition plate pulls the sampling sliding block to enter the inner sampling box, the pull ring is rotated, and when the sampling port is positioned at the other side, the sampling bin gate is closed, so that cross contamination of soil samples is effectively avoided, collected soil is purer, and the detection of subsequent samples is facilitated.
2. According to the utility model, the motor at the upper end of the support column is started to drive the sliding block on the first screw rod to descend, the connecting rod drives the outer sampling box to descend, then the drill bit at the lower end of the outer sampling box drills soil, the scale on the support column can control the descending depth, the pertinence is strong, the soil to be researched can be quickly taken out, and the time is saved.
Drawings
FIG. 1 is a schematic diagram showing the front view of a soil sampling apparatus capable of avoiding cross-contamination of samples according to the present utility model;
FIG. 2 is a schematic view showing a rear cross-sectional structure of an outer sampling tank of a soil sampling device capable of avoiding cross-contamination of samples according to the present utility model;
fig. 3 is a schematic diagram showing a partial front sectional structure of an inner sampling box of a soil sampling device capable of avoiding cross-contamination of samples according to the present utility model.
In the figure: 1. an outer sampling box; 2. a drill bit; 3. a support column; 4. a top plate; 5. a pull ring; 6. a connecting block; 7. a set screw; 8. driving a measuring mechanism; 801. a first motor; 802. a first screw; 803. a first sliding block; 804. a connecting rod; 805. a scale; 9. an opening and closing mechanism; 901. a screw thread turning head; 902. a second screw; 903. a second slide block; 904. sampling bin gate; 905. a sampling port; 10. an inner sampling tank; 11. pressing head; 12. a connecting column; 13. a sampling assembly; 1301. a fixed block; 1302. a movable connecting rod; 1303. a sampling slide block; 1304. a return spring; 1305. and fixing the partition board.
Detailed Description
As shown in fig. 1-3, a soil sampling device capable of avoiding sample cross contamination comprises an outer sampling box 1 and an inner sampling box 10, wherein a drill bit 2 is installed at the lower end of the outer sampling box 1, an opening and closing mechanism 9 is installed at the inner front end of the outer sampling box 1, the inner sampling box 10 is installed inside the outer sampling box 1, a pull ring 5 is installed at the upper end of the inner sampling box 10, a connecting column 12 is installed at the inner left end of the inner sampling box 10 in a penetrating manner, a pressing head 11 is installed above the connecting column 12, a sampling assembly 13 is installed on the right side outside the connecting column 12, connecting blocks 6 are connected to the left side and the right side of the lower wall of the top of the inner sampling box 10, fixing screws 7 are installed at the middle part of the outer side of each connecting block 6 in a penetrating manner, and the inner sampling box 10 is fixed through the fixing screws 7, so that offset caused in the process of descending of the drill bit 2 is avoided.
The opening and closing mechanism 9 comprises a threaded rotary head 901, a threaded rod II 902, a sliding block II 903, a sampling bin gate 904 and a sampling port 905, wherein the lower end of the threaded rotary head 901 is connected with the threaded rod II 902, the sliding block II 903 is arranged outside the threaded rod II 902, the opening and closing mechanism 9 further comprises the sampling bin gate 904 and the sampling port 905, the right end of the sliding block II 903 is connected with the sampling bin gate 904, the sampling port 905 is arranged outside the sampling bin gate 904, the sampling assembly 13 comprises a fixing block 1301, a movable connecting rod 1302, a sampling sliding block 1303, a reset spring 1304 and a fixing partition plate 1305, the right side of the lower wall of the fixing block 1301 is connected with the movable connecting rod 1302, the sampling sliding block 1303 is arranged at the lower end of the fixing block 1301, the reset spring 1304 is connected with a fixing partition plate 1305, cross contamination of a soil sample is effectively avoided, collected soil is purer, and detection of a subsequent sample is facilitated.
As shown in fig. 1, the top plate 4 is installed at the outer upper end of the outer sampling box 1, the support columns 3 are installed at the left side and the right side of the lower wall of the top plate 4, the driving and measuring mechanism 8 is installed in the support columns 3, the driving and measuring mechanism 8 comprises a motor I801, a screw I802, a slider I803, a connecting rod 804 and a scale 805, the lower end of the motor I801 is connected with the screw I802 in a penetrating manner, the slider I803 is connected with the outer portion of the screw I802, soil with different depths can be effectively taken out, and the research is facilitated.
The driving and measuring mechanism 8 further comprises a connecting rod 804 and a scale 805, the left side of the first slider 803 is connected with the connecting rod 804, the front end of the supporting column 3 is provided with the scale 805, and the scale 805 can control the descending depth and has high pertinence.
In summary, when the soil sampling device capable of avoiding sample cross contamination is used, firstly, the motor I801 at the upper end of the supporting column 3 is started to drive the slide block I803 on the screw rod I802 to descend, the connecting rod 804 drives the outer sampling box 1 to descend, then the drill bit 2 at the lower end of the outer sampling box 1 drills soil, the scale 805 on the supporting column 3 can control the descending depth, when reaching the designated soil depth, the screw turner 901 at the front end of the outer sampling box 1 drives the slide block II 903 on the screw rod II 902 to ascend, the connected sampling bin gate 904 is lifted, the sampling port 905 is exposed, the pressing head 11 at the upper end of the inner sampling box 10 is pressed down to drive the fixed block 1301 outside the connecting column 12 to descend, the movable connecting rod 1302 is driven to move, the sampling slide block 1303 slides out of the sampling bin gate 904 to collect soil, when the pressing head 11 is loosened, the reset spring 1304 between the fixed block 1301 and the fixed partition plate 1305 pulls the sampling slide block 1303 into the inner sampling box 10, then the pull ring 5 is rotated, when the sampling port 905 is at the other side, the sampling port 905 is closed, and finally the outer sampling box 1 is pulled out to detect samples, so that the sample cross contamination can be avoided.
Claims (7)
1. Can avoid sample cross contamination's soil sampling device, including outer sampling box (1) and interior sampling box (10), its characterized in that, drill bit (2) are installed to the lower extreme of outer sampling box (1), and the inside front end of outer sampling box (1) is installed and is opened and shut mechanism (9), interior sampling box (10) are installed in the inside of outer sampling box (1), and pull ring (5) are installed to the upper end of interior sampling box (10), spliced pole (12) are installed in the inside left end penetration of interior sampling box (10), and push head (11) are installed to the top of spliced pole (12), sampling component (13) are installed on the outside right side of spliced pole (12), the top lower wall left and right sides of interior sampling box (10) all are connected with connecting block (6), and the outside middle part of connecting block (6) is provided with fixed screw (7) in the penetration.
2. The soil sampling device capable of avoiding cross contamination of samples according to claim 1, wherein the opening and closing mechanism (9) comprises a screw rotary head (901), a screw rod II (902) and a slide block II (903), a sampling bin gate (904) and a sampling port (905), the screw rod II (902) is connected to the lower end of the screw rotary head (901), and the slide block II (903) is arranged outside the screw rod II (902).
3. The soil sampling device capable of avoiding sample cross contamination according to claim 2, wherein the opening and closing mechanism (9) further comprises a sampling bin gate (904) and a sampling port (905), the right end of the second slider (903) is connected with the sampling bin gate (904), and the sampling port (905) is installed outside the sampling bin gate (904).
4. The soil sampling device capable of avoiding sample cross contamination according to claim 1, wherein the sampling assembly (13) comprises a fixed block (1301), a movable connecting rod (1302), a sampling slide block (1303), a return spring (1304) and a fixed partition plate (1305), the right side of the lower wall of the fixed block (1301) is connected with the movable connecting rod (1302), the sampling slide block (1303) is installed at the lower end of the movable connecting rod (1302), the return spring (1304) is installed at the lower end of the fixed block (1301), and the lower end of the return spring (1304) is connected with the fixed partition plate (1305).
5. The soil sampling device capable of avoiding cross contamination of samples according to claim 1, wherein a top plate (4) is installed at the outer upper end of the outer sampling box (1), and support columns (3) are installed at the left and right sides of the lower wall of the top plate (4).
6. The soil sampling device capable of avoiding cross contamination of samples according to claim 5, wherein the driving measuring mechanism (8) is installed inside the supporting column (3), the driving measuring mechanism (8) comprises a first motor (801), a first screw (802) and a first slide block (803), a connecting rod (804) and a scale (805), the lower end of the first motor (801) is connected with the first screw (802) in a penetrating way, and the first slide block (803) is connected with the outer part of the first screw (802).
7. The soil sampling device capable of avoiding cross contamination of samples according to claim 6, wherein the driving measurement mechanism (8) further comprises a connecting rod (804) and a scale (805), the left side of the first slider (803) is connected with the connecting rod (804), and the front end of the supporting column (3) is provided with the scale (805).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321017562.8U CN220912678U (en) | 2023-04-29 | 2023-04-29 | Soil sampling device capable of avoiding cross contamination of samples |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321017562.8U CN220912678U (en) | 2023-04-29 | 2023-04-29 | Soil sampling device capable of avoiding cross contamination of samples |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912678U true CN220912678U (en) | 2024-05-07 |
Family
ID=90920479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321017562.8U Active CN220912678U (en) | 2023-04-29 | 2023-04-29 | Soil sampling device capable of avoiding cross contamination of samples |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912678U (en) |
-
2023
- 2023-04-29 CN CN202321017562.8U patent/CN220912678U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212539723U (en) | Sampling device for environmental geological survey | |
| CN109682638B (en) | Agricultural heavy metal detection sampling device | |
| CN220912678U (en) | Soil sampling device capable of avoiding cross contamination of samples | |
| CN219348221U (en) | Highway test sampling device | |
| CN113295453A (en) | Soil sampling device and sampling method | |
| CN216621826U (en) | Agricultural technology promotes and uses soil sampling device | |
| CN210269853U (en) | Urinary sediment analyzer convenient for accurately placing sample rack | |
| CN219038425U (en) | Soil detection sampling device convenient to sample | |
| CN212539710U (en) | Sampling device based on soil nitrogen measurement | |
| CN210690115U (en) | Portable soil sampler | |
| CN220170569U (en) | Sampling device | |
| CN221612395U (en) | Soil sampling device is promoted to agricultural technology | |
| CN216791704U (en) | Soil pollution testing sample sampling device | |
| CN221350648U (en) | Sampler for soil heavy metal detection | |
| CN118641270B (en) | Soil detection device for landscaping | |
| CN219798770U (en) | Soil sampling device | |
| CN220982743U (en) | Sampling device for land detection | |
| CN213239520U (en) | Simple filter material sampling device | |
| CN221464902U (en) | Soil sampling device convenient for sample collection | |
| CN221883080U (en) | Soil sampling instrument | |
| CN220153935U (en) | Engineering site supervision soil sampling equipment | |
| CN219455542U (en) | Geological survey soil sample sampling device | |
| CN217033156U (en) | Sampling device for hydrologic collection | |
| CN218212058U (en) | Portable soil age sample collection system | |
| CN219038458U (en) | Splitting type soil sampling device convenient for clay sample discharge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |