CN220398956U - Sampling device for detecting volatile organic compounds in soil environment - Google Patents
Sampling device for detecting volatile organic compounds in soil environment Download PDFInfo
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- CN220398956U CN220398956U CN202321982287.3U CN202321982287U CN220398956U CN 220398956 U CN220398956 U CN 220398956U CN 202321982287 U CN202321982287 U CN 202321982287U CN 220398956 U CN220398956 U CN 220398956U
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- sampling
- cylinder
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- soil
- volatile organic
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- 238000005070 sampling Methods 0.000 title claims abstract description 89
- 239000002689 soil Substances 0.000 title claims abstract description 57
- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 28
- 230000001483 mobilizing effect Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 3
- 238000003491 array Methods 0.000 claims 1
- 238000005527 soil sampling Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling device for detecting volatile organic compounds in a soil environment, which relates to the technical field of volatile organic compound detection and comprises a supporting outer cylinder, a sampling inner cylinder fixedly embedded on the inner wall of a curved surface of the supporting outer cylinder and a positioning unit, and further comprises the following components: the mobilization collecting unit is used for mobilizing and collecting soil and is fixedly arranged on the sampling inner cylinder. The mobilizing and collecting unit comprises a collecting cylinder and a positioning sleeve. According to the utility model, the rotating rod can be controlled to rotate on the sampling inner cylinder by holding the rotating disc, the spiral blades can be rotated by the rotating rod to lift and push deep soil inside the sampling inner cylinder, the soil can fall into the collecting cylinder from the opening at the top end of the positioning sleeve to finish centralized collection after moving to the arc notch area in the inner part of the sampling inner cylinder, and the device can be directly and integrally pulled out of the supporting outer cylinder after sampling is finished, so that the soil sampling operation is simple and convenient and labor-saving, and the efficiency is higher and maintenance is realized.
Description
Technical Field
The utility model relates to the technical field of volatile organic compound detection equipment, in particular to a sampling device for detecting volatile organic compounds in a soil environment.
Background
After the soil is polluted, volatile organic compounds volatilize slowly in the soil, so that the surrounding environment is damaged. In the prior art, volatile organic compounds in the soil are mainly detected by extracting the soil. The utility model of the prior publication No. CN215985274U discloses a soil sampling device for volatile organic compound pollution, which comprises a connecting plate, handles are arranged on two sides of the connecting plate, a soil drilling rod is arranged at the bottom of the connecting plate, a sampling head is arranged on the soil drilling rod, a sealing cover is arranged on the sampling head, a moving part for controlling the depth of soil to sample is arranged between the sealing cover and the sampling head, the soil sampling device for volatile organic compound pollution isolates the sampler from soil firstly through a locking part in the moving part, when the soil sampling device needs to be sampled at a certain depth, the locking part moves the soil to enable the sampler to be filled with the soil at the depth, so that the depth can be accurately measured, but the control operation of the locking part and the moving part is complicated, the rapid sampling of the soil is inconvenient, meanwhile, the accuracy of the sampling depth is relatively poor, and the sampling error of the soil can be caused.
The utility model discloses a (bulletin) number is CN217878406U, discloses a sampling device for soil environment volatile organic compounds detects, including the sampling pipe, a plurality of spouts have been seted up to the lateral wall of sampling pipe, the backup pad is installed to the both sides of sampling pipe upper end, the inside of sampling pipe is twisted and is connected with the lead screw, the below rotation in the lead screw outside is connected with the sampling tube, the sampling hole has been seted up to the upper and lower both sides of sampling tube, the outside of sampling tube be provided with spout sliding connection's limiting plate, the lower extreme of lead screw is the mode of circumference range and installs a plurality of helical blades; according to the sampling device for detecting the volatile organic compounds in the soil environment, the sampling cylinder is arranged in the sampling tube, and when the sampling tube is inserted into the soil, the sampling cylinder can be moved to a proper position to sample the soil only by rotating the screw rod, so that the operation is simple, the control is accurate, and the convenience of the device is greatly improved.
According to the scheme, although soil sampling under the volatile organic compound environment is completed, the sampling cylinder moves downwards to squeeze the soil at the inner side of the sampling tube under the drive of the screw rod to guide the soil into the sampling cylinder, the telescopic rod is matched with the sealing component, the operation is troublesome and laborious, the whole sampling soil is shaken off by repeatedly adjusting equipment when the soil is taken down from the sampling cylinder, and the soil discharging operation is laborious and troublesome to collect, so that the sampling device for detecting the volatile organic compound in the soil environment is provided.
Disclosure of Invention
The utility model mainly aims to provide a sampling device for detecting volatile organic compounds in a soil environment, which solves the problems that a sampling cylinder moves downwards to squeeze soil to be led into the sampling cylinder under the drive of a screw rod and a sealing component is matched with a telescopic rod to adjust, so that the operation is troublesome and laborious.
In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides a soil environment volatile organic compounds detects and uses sampling device, includes and supports urceolus, fixedly inlays and establish sample inner tube and positioning unit on supporting urceolus curved surface inner wall, still includes:
the mobilization collecting unit is used for mobilizing and collecting soil and is fixedly arranged on the sampling inner cylinder.
The mobilizing and collecting unit comprises a collecting cylinder and a positioning sleeve, an arc-shaped notch is formed on the peripheral surface of the top end of the sampling inner cylinder, the collecting cylinder is placed on the top surface of the supporting outer cylinder, the positioning sleeve is fixedly arranged on the bottom surface of the inner part of the collecting cylinder, and the inner wall of the curved surface of the positioning sleeve is abutted with the outer wall of the curved surface of the sampling inner barrel, the height position of the collecting barrel is lower than that of the arc-shaped notch, and the arc-shaped notch is provided with two symmetrical notches.
Preferably, the transferring and collecting unit further comprises a rotating rod and a helical blade, the rotating rod is embedded and fixed at the center of the top surface of the sampling inner cylinder through a bearing, the helical blade is wound on the outer peripheral surface of the rotating rod and located on the inner side of the sampling inner cylinder, and a turntable is fixedly arranged at the top end of the rotating rod.
Preferably, the positioning unit comprises an inserting block, a positioning groove is formed in the top surface of the supporting outer cylinder, one end of the inserting block is fixedly connected with the bottom surface of the collecting cylinder, the other end of the inserting block movably extends into the positioning groove, and a storage hole is formed in the surface of one side of the inserting block.
Preferably, the positioning unit further comprises a supporting spring and a limiting cap, a limiting through hole is formed in the groove wall on one side of the positioning groove, the supporting spring is fixedly arranged in the storage hole, one side inner wall of the limiting cap is connected with the end face of the supporting spring, and one end of the limiting cap movably penetrates through the limiting through hole and extends to the outside of the supporting outer cylinder.
Preferably, two stirring strips are symmetrically and fixedly arranged on the peripheral surface of the top end of the supporting outer cylinder.
Preferably, the bottom surface of the supporting outer cylinder is fixedly provided with arc-shaped conical plates, and the arc-shaped conical plates are provided with four in total and distributed in an equidistant circumferential array.
Preferably, the two insert blocks are arranged symmetrically on the bottom surface of the collecting cylinder, and the positioning grooves, the storage holes, the limiting through holes, the supporting springs and the limiting caps are arranged in one-to-one correspondence with the insert blocks.
Compared with the prior art, the sampling device for detecting the volatile organic compounds in the soil environment has the following beneficial effects:
1. according to the utility model, the supporting outer cylinder and the sampling inner cylinder are arranged to be moved to be inserted into the deep ground, the positioning sleeve in the collecting cylinder can be tightly attached to the outer wall of the sampling inner cylinder to prevent soil from entering the outer part of the supporting outer cylinder after the collecting cylinder is placed and assembled on the top surface of the supporting outer cylinder, the rotating rod can be controlled to rotate on the sampling inner cylinder by the holding rotary plate, the spiral blade can be rotated by the rotating rod to lift and push deep soil inside the sampling inner cylinder, the soil can move to the high position inside the sampling inner cylinder to reach an arc notch area and then fall into the collecting cylinder from the opening at the top end of the positioning sleeve to complete centralized collection, and the device can directly and integrally withdraw from the supporting outer cylinder after the sampling is finished, so that the device is simple and labor-saving in soil sampling operation and higher in efficiency.
2. According to the utility model, the positioning unit is arranged, the supporting spring is stressed to compress and match with the limiting cap to shrink into the storage hole on the inserting block, the inserting block can be completely inserted into the positioning groove on the top surface of the supporting outer cylinder in a one-to-one correspondence manner after losing obstruction, the supporting spring can push and eject the limiting cap on the limiting through hole after losing obstruction, the collecting cylinder can be assembled on the supporting outer cylinder to receive materials, after sampling is finished, the collecting cylinder is pressed to push the collecting cylinder back to be retracted, the collecting cylinder can be moved upwards to be pulled out of the supporting outer cylinder to directly dump the collected soil after losing obstruction, and the device is flexible and labor-saving in discharging operation of the collected soil.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a sampling device for detecting volatile organic compounds in a soil environment;
FIG. 2 is a schematic top view of a sampling device for detecting volatile organic compounds in soil environment according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 at A-A in accordance with the present utility model;
FIG. 4 is a schematic cross-sectional view of the structure of FIG. 3 at B-B in accordance with the present utility model;
fig. 5 is an enlarged schematic view of a partial structure at C in fig. 3 according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. a supporting outer cylinder;
2. sampling an inner cylinder;
3. mobilizing the collection unit; 301. a collection cylinder; 302. positioning a sleeve; 303. a rotating rod; 304. a helical blade;
4. a positioning unit; 401. inserting blocks; 402. a support spring; 403. limiting cap;
5. toggling the lath;
6. arc taper plate.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1, 2, 3 and 4, a sampling device for detecting volatile organic compounds in soil environment comprises a supporting outer cylinder 1, a sampling inner cylinder 2 fixedly embedded on the inner wall of the curved surface of the supporting outer cylinder 1, and a positioning unit 4, and further comprises:
the mobilization collecting unit 3, the mobilization collecting unit 3 for soil mobilization and collection is fixedly arranged on the sampling inner cylinder 2.
The transferring and collecting unit 3 comprises a collecting cylinder 301 and a positioning sleeve 302, wherein an arc-shaped gap is formed in the peripheral surface of the top end of the sampling inner cylinder 2, the collecting cylinder 301 is placed on the top surface of the supporting outer cylinder 1, the positioning sleeve 302 is fixedly arranged on the bottom surface inside the collecting cylinder 301, and the curved surface inner wall of the positioning sleeve 302 is abutted with the curved surface outer wall of the sampling inner cylinder 2.
The transferring and collecting unit 3 further comprises a rotating rod 303 and a spiral blade 304, wherein the rotating rod 303 is embedded and fixed at the center of the top surface of the sampling inner cylinder 2 through a bearing, and the spiral blade 304 is wound on the outer peripheral surface of the rotating rod 303 and is positioned on the inner side of the sampling inner cylinder 2.
The soil sampling operation of the device is simple and convenient and labor-saving by mobilizing the collecting unit 3, and the efficiency is higher.
Example two
As shown in fig. 1, 2 and 5, a sampling device for detecting volatile organic compounds in soil environment comprises a supporting outer cylinder 1, a sampling inner cylinder 2 fixedly embedded on the inner wall of the curved surface of the supporting outer cylinder 1, and a positioning unit 4, and further comprises:
the mobilization collecting unit 3, the mobilization collecting unit 3 for soil mobilization and collection is fixedly arranged on the sampling inner cylinder 2.
The mobilizing and collecting unit 3 comprises a collecting cylinder 301 and a positioning sleeve 302, wherein an arc-shaped notch is formed in the peripheral surface of the top end of the sampling inner cylinder 2, the collecting cylinder 301 is placed on the top surface of the supporting outer cylinder 1, the positioning sleeve 302 is fixedly arranged on the bottom surface inside the collecting cylinder 301, and the inner wall of the curved surface of the positioning sleeve 302 is abutted with the outer wall of the curved surface of the sampling inner cylinder 2;
the positioning unit 4 comprises an inserting block 401, a positioning groove is formed in the top surface of the supporting outer cylinder 1, one end of the inserting block 401 is fixedly connected with the bottom surface of the collecting cylinder 301, the other end of the inserting block 401 movably extends into the positioning groove, and a containing hole is formed in the surface of one side of the inserting block 401.
The positioning unit 4 further comprises a supporting spring 402 and a limiting cap 403, a limiting through hole is formed in the groove wall on one side of the positioning groove, the supporting spring 402 is fixedly arranged in the storage hole, the inner wall on one side of the limiting cap 403 is connected with the end face of the supporting spring 402, and one end of the limiting cap 403 movably penetrates through the limiting through hole and extends to the outside of the supporting outer cylinder 1.
Two stirring strips 5 are symmetrically and fixedly arranged on the peripheral surface of the top end of the supporting outer cylinder 1.
The bottom surface of the supporting outer cylinder 1 is fixedly provided with arc-shaped conical plates 6, and the arc-shaped conical plates 6 are provided with four in total and distributed in an equidistant circumferential array.
The two inserting blocks 401 are symmetrically arranged on the bottom surface of the collecting cylinder 301, and the positioning grooves, the collecting holes, the limiting through holes, the supporting springs 402 and the limiting caps 403 are arranged in one-to-one correspondence with the inserting blocks 401.
The positioning unit 4 enables the equipment to operate flexibly and labor-saving for collecting soil blanking.
The working principle of the utility model is as follows:
the supporting outer cylinder 1 is rotated, the arc-shaped conical plate 6 digs the ground to match the supporting outer cylinder 1 and the sampling inner cylinder 2, the supporting outer cylinder 1 is inserted into the ground deeply, the collecting cylinder 301 is placed and assembled to the top surface of the supporting outer cylinder 1, the positioning sleeve 302 inside the collecting cylinder 301 is tightly attached to the outer wall of the sampling inner cylinder 2, the holding rotary table control rotary rod 303 automatically rotates on the sampling inner cylinder 2, the spiral blade 304 is rotated by the rotary rod 303 to lift and push deep soil inside the sampling inner cylinder 2, the soil moves to the high position inside the sampling inner cylinder 2 to reach an arc-shaped notch area, then falls into the collecting cylinder 301 from the top end opening of the positioning sleeve 302 to complete centralized collection, after the sampling is finished, the supporting outer cylinder 1 is directly pulled out integrally, after the limiting cap 403 is pressed, the supporting spring 402 is stressed to compress and is contracted into a storage hole on the inserting block 401, the inserting block 401 can be thoroughly inserted into a positioning groove on the top surface of the supporting outer cylinder 1 in a one-to-one correspondence mode, after the storage hole is overlapped and aligned with a limiting through hole on the positioning groove, the supporting spring 402 is in a blocking mode, the limiting cap 403 can be pushed on the limiting through hole, the collecting cylinder 301 can be assembled to the supporting outer cylinder 1 to receive the soil after the sampling is finished, and after the sampling is pushed by the blocking, and the collecting cylinder 301 is pushed out of the collecting cylinder 301 to complete.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a soil environment volatile organic compounds detects and uses sampling device, includes support urceolus (1), fixedly inlays and establishes sample inner tube (2) and positioning unit (4) on supporting urceolus (1) curved surface inner wall, its characterized in that still includes:
the mobilization collecting unit (3) is used for mobilizing and collecting soil, and the mobilization collecting unit (3) is fixedly arranged on the sampling inner cylinder (2);
the automatic sampling device is characterized in that the transferring and collecting unit (3) comprises a collecting cylinder (301) and a positioning sleeve (302), an arc-shaped notch is formed in the peripheral surface of the top end of the sampling inner cylinder (2), the collecting cylinder (301) is placed on the top surface of the supporting outer cylinder (1), the positioning sleeve (302) is fixedly arranged on the bottom surface inside the collecting cylinder (301), and the curved surface inner wall of the positioning sleeve (302) is abutted to the curved surface outer wall of the sampling inner cylinder (2).
2. The sampling device for detecting volatile organic compounds in a soil environment according to claim 1, wherein: the mobilizing and collecting unit (3) further comprises a rotating rod (303) and a spiral blade (304), the rotating rod (303) is embedded and fixed at the center of the top surface of the sampling inner cylinder (2) through a bearing, and the spiral blade (304) is wound on the peripheral surface of the rotating rod (303) and is positioned at the inner side of the sampling inner cylinder (2).
3. The sampling device for detecting volatile organic compounds in a soil environment according to claim 1, wherein: the positioning unit (4) comprises an inserting block (401), a positioning groove is formed in the top surface of the supporting outer cylinder (1), one end of the inserting block (401) is fixedly connected with the bottom surface of the collecting cylinder (301), the other end of the inserting block (401) movably extends into the positioning groove, and a storage hole is formed in the surface of one side of the inserting block (401).
4. The sampling device for detecting volatile organic compounds in a soil environment according to claim 3, wherein: the positioning unit (4) further comprises a supporting spring (402) and a limiting cap (403), a limiting through hole is formed in the groove wall on one side of the positioning groove, the supporting spring (402) is fixedly arranged in the storage hole, one side inner wall of the limiting cap (403) is connected with the end face of the supporting spring (402), and one end of the limiting cap (403) movably penetrates through the limiting through hole and extends to the outside of the supporting outer cylinder (1).
5. The sampling device for detecting volatile organic compounds in a soil environment according to claim 1, wherein: two stirring strips (5) are symmetrically and fixedly arranged on the peripheral surface of the top end of the supporting outer cylinder (1).
6. The sampling device for detecting volatile organic compounds in a soil environment according to claim 1, wherein: the bottom surface of the supporting outer cylinder (1) is fixedly provided with arc-shaped conical plates (6), and the arc-shaped conical plates (6) are provided with four equidistant circumferential arrays.
7. The sampling device for detecting volatile organic compounds in a soil environment according to claim 3, wherein: the two inserting blocks (401) are symmetrically arranged on the bottom surface of the collecting barrel (301), and the positioning grooves, the containing holes, the limiting through holes, the supporting springs (402) and the limiting caps (403) are arranged in one-to-one correspondence with the inserting blocks (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321982287.3U CN220398956U (en) | 2023-07-26 | 2023-07-26 | Sampling device for detecting volatile organic compounds in soil environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321982287.3U CN220398956U (en) | 2023-07-26 | 2023-07-26 | Sampling device for detecting volatile organic compounds in soil environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220398956U true CN220398956U (en) | 2024-01-26 |
Family
ID=89607673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321982287.3U Active CN220398956U (en) | 2023-07-26 | 2023-07-26 | Sampling device for detecting volatile organic compounds in soil environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220398956U (en) |
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2023
- 2023-07-26 CN CN202321982287.3U patent/CN220398956U/en active Active
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