Soil gas collecting device

Abstract

The soil gas collecting device comprises a mounting plate, a square opening, a collecting cover, a storage box and an air pump, two scraping plates are arranged at the bottom of the mounting plate and located on the two sides of the bottom of the collecting cover, a supporting assembly is fixedly connected to the rear side of the bottom of the mounting plate, and a connecting assembly is arranged on the front side of each scraping plate. According to the utility model, the scraping plates are arranged, and the two scraping plates move towards the inner side, so that soil adhered to the bottom of the collecting cover can be scraped, and the problem that a large amount of soil is easily adhered to the bottom of the collecting cover when the ground of a collecting area is relatively wet due to the fact that the collecting cover needs to be tightly attached to the ground is solved; when the soil is dry, the situation that the bottom of the collecting cover is uneven during use is easily caused, and then gas collection is affected is solved, and the effect of being convenient to clean is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas collection devices, in particular to a soil gas collection device. Background Art

[0002] Soil gas is one of the important components of soil. Soil gas basically comes from the atmosphere, but a small part of it is produced by biochemical processes in the soil. It is of great significance to plant growth and soil formation. Testing soil gas can understand the aeration of the soil and can also indirectly reflect the contamination of the soil by certain pollutants.

[0003] For example, publication number CN215985406U relates to a soil gas collection device, which installs a stable bracket on the collection cover, and four small adjustable rods and supporting feet for adjusting the height are installed on the stable bracket. When the soil is not completely flat, the adjusting rod can be shortened and extended to ensure that the collection cover can be parallel to the soil surface. The supporting feet can increase the supporting area of ​​the adjusting rod to make the collection cover more stable. After the adjustment of the adjusting rod is completed, the fixing pin with a drill bit is rotated and fixed to the soil. At this time, the collection cover is completely fixed on the soil surface, so that the collection cover can be stably fixed on the soil of different terrains, making the collection of soil gas more convenient.

[0004] Based on the search of patent numbers and combined with the deficiencies in the prior art, it is found that:

[0005] Although this soil gas collection device enables the collection cover to be stably fixed on the soil in different terrains, making the collection of soil gas more convenient, during use, since the collection cover needs to fit tightly against the ground, when the ground in the collection area is relatively moist, a large amount of soil is likely to adhere to the bottom of the collection cover. When the soil is dry, it is easy to cause the bottom of the collection cover to become uneven during use, which in turn affects gas collection. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a soil gas collection device, which has the advantage of being easy to clean and solves the problem that since the collection cover needs to fit tightly with the ground, a large amount of soil is easily adhered to the bottom of the collection cover when the ground in the collection area is relatively moist, and when the soil is dry, it is easy to cause the bottom of the collection cover to be uneven during use, which in turn affects gas collection.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a soil gas collection device, comprising a mounting plate, a square opening, a collection cover, a storage box and an air pump, wherein the square opening is opened at the top of the mounting plate, the surface of the collection cover is movably connected to the inner wall of the square opening, the storage box is fixedly mounted on the rear side of the top of the mounting plate, the air pump is fixedly mounted on the top of the mounting plate, the output end of the air pump is connected to the storage box through a pipeline, the input end of the air pump is connected to the storage box through a pipeline, two scrapers are arranged at the bottom of the mounting plate, the scrapers are located on both sides of the bottom of the collection cover, the rear side of the bottom of the mounting plate is fixedly connected to a support assembly, and the front side of the scraper is provided with a connecting assembly.

[0008] As a preferred embodiment of the utility model, the support assembly includes a fixed plate, the rear side of the scraper is fixedly connected with a sliding block, the front side of the fixed plate is provided with a sliding groove, and the surface of the sliding block is slidably connected to the inner wall of the sliding groove.

[0009] As a preferred embodiment of the utility model, the connecting assembly includes a first tooth plate, a second tooth plate and a groove, the first tooth plate and the second tooth plate are both located on the front side of the scraper, the first tooth plate is located on the left side of the second tooth plate, the first tooth plate and the second tooth plate are respectively fixedly connected to the front sides of the two scrapers, and the groove is opened on the rear side of the first tooth plate.

[0010] As a preferred embodiment of the utility model, a motor is fixedly installed on the front side of the top of the mounting plate, the output end of the motor passes through the mounting plate and is fixedly connected to a transmission rod, the surface of the other end of the transmission rod is fixedly connected to a driving gear, the output end of the motor is movably connected to the mounting plate via a bearing, the front side of the bottom of the mounting plate is movably connected to a connecting rod via a bearing, the surface of the connecting rod is fixedly connected to a driven gear, the driving gear and the driven gear are meshed, the first tooth plate is meshed with the driving gear, and the second tooth plate is meshed with the driven gear.

[0011] As a preferred embodiment of the present invention, a connecting groove is opened on the front side of the bottom of the mounting plate, a connecting block is fixedly connected to the top of the first tooth plate, and a surface of the connecting block is slidably connected to the inner wall of the connecting groove.

[0012] As a preferred embodiment of the utility model, electric telescopic rods are fixedly installed on the left and right sides of the top of the mounting plate, the output end of the electric telescopic rod is fixedly connected to the top plate, the bottom of the top plate is fixedly connected to a pressure rod, and the other end of the pressure rod is fixedly connected to the top of the collection cover.

[0013] As a preferred embodiment of the utility model, two arc plates are fixedly connected to the left and right sides of the inner wall of the square opening, two arc grooves are opened on the left and right sides of the collection cover, and the surface of the arc plate is slidably connected to the inner wall of the arc groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model is provided with a scraper, and the two scrapers are moved inward to scrape off the soil adhered to the bottom of the collection cover, thereby solving the problem that the collection cover needs to fit closely with the ground, so when the ground in the collection area is relatively moist, a large amount of soil is easily adhered to the bottom of the collection cover, and when the soil is dry, it is easy to cause the bottom of the collection cover to be uneven during use, which in turn affects the gas collection, and achieves the effect of easy cleaning.

[0016] 2. The utility model sets a support component, and the sliding groove can limit the sliding block front and back and up and down. The sliding block can limit the scraper front and back and up and down, thereby improving the stability of the scraper's left and right movement. At the same time, the fixed plate supports the scraper.

[0017] 3. The utility model sets a connecting component, and can drive the scraper to move by moving the first tooth plate and the second tooth plate. The groove makes it easy for the second tooth plate to drive the right scraper to contact the left scraper, so that the soil at the bottom of the collection cover can be completely scraped off. At the same time, when the second tooth plate enters the interior of the groove, it can support the second tooth plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the explosion structure of the three-dimensional mounting plate and the collection cover of the utility model;

[0020] Figure 3 This is a schematic diagram of the three-dimensional explosion structure of the support assembly of the utility model;

[0021] Figure 4 It is a schematic diagram of the three-dimensional exploded structure of the connection component of the utility model.

[0022] In the figure: 1. mounting plate; 2. square mouth; 3. collection cover; 4. storage box; 5. air pump; 6. scraper; 7. support assembly; 71. fixing plate; 72. sliding block; 73. sliding groove; 8. connecting assembly; 81. first tooth plate; 82. second tooth plate; 83. groove; 9. motor; 10. transmission rod; 11. driving gear; 12. connecting rod; 13. driven gear; 14. connecting groove; 15. connecting block; 16. electric telescopic rod; 17. top plate; 18. pressure rod; 19. arc plate; 20. arc groove. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] like Figures 1 to 4 As shown, the utility model provides a soil gas collection device, including a mounting plate 1, a square opening 2, a collection cover 3, a storage box 4 and an air pump 5. The square opening 2 is opened at the top of the mounting plate 1, the surface of the collection cover 3 is movably connected to the inner wall of the square opening 2, the storage box 4 is fixedly installed on the rear side of the top of the mounting plate 1, the air pump 5 is fixedly installed on the top of the mounting plate 1, the output end of the air pump 5 is connected to the storage box 4 through a pipeline, and the input end of the air pump 5 is connected to the storage box 4 through a pipeline. Two scrapers 6 are arranged at the bottom of the mounting plate 1, and the scrapers 6 are located on both sides of the bottom of the collection cover 3. A support assembly 7 is fixedly connected to the rear side of the bottom of the mounting plate 1, and a connecting assembly 8 is arranged on the front side of the scraper 6.

[0025] refer to Figure 3 The support assembly 7 includes a fixed plate 71 , a sliding block 72 is fixedly connected to the rear side of the scraper 6 , a sliding groove 73 is opened on the front side of the fixed plate 71 , and the surface of the sliding block 72 is slidably connected to the inner wall of the sliding groove 73 .

[0026] As a technical optimization solution of the utility model, by setting the support component 7, the sliding groove 73 can limit the sliding block 72 front and back and up and down, and the sliding block 72 can limit the scraper 6 front and back and up and down, thereby improving the stability of the scraper 6 moving left and right. At the same time, the fixed plate 71 supports the scraper 6.

[0027] refer to Figure 4 The connecting component 8 includes a first tooth plate 81, a second tooth plate 82 and a groove 83. The first tooth plate 81 and the second tooth plate 82 are both located on the front side of the scraper 6. The first tooth plate 81 is located on the left side of the second tooth plate 82. The first tooth plate 81 and the second tooth plate 82 are respectively fixedly connected to the front sides of the two scrapers 6. The groove 83 is opened on the rear side of the first tooth plate 81.

[0028] As a technical optimization solution of the utility model, by setting a connecting component 8, the scraper 6 can be driven to move by moving the first tooth plate 81 and the second tooth plate 82, and the groove 83 makes it convenient for the second tooth plate 82 to drive the right scraper 6 to contact the left scraper 6, so that the soil at the bottom of the collection cover 3 can be completely scraped off. At the same time, when the second tooth plate 82 enters the interior of the groove 83, it can support the second tooth plate 82.

[0029] refer to Figure 3 A motor 9 is fixedly installed on the front side of the top of the mounting plate 1, the output end of the motor 9 passes through the mounting plate 1 and is fixedly connected to a transmission rod 10, the surface of the other end of the transmission rod 10 is fixedly connected to a driving gear 11, the output end of the motor 9 is movably connected to the mounting plate 1 through a bearing, the front side of the bottom of the mounting plate 1 is movably connected to a connecting rod 12 through a bearing, the surface of the connecting rod 12 is fixedly connected to a driven gear 13, the driving gear 11 and the driven gear 13 are meshed, the first tooth plate 81 is meshed with the driving gear 11, and the second tooth plate 82 is meshed with the driven gear 13.

[0030] As a technical optimization scheme of the utility model, by setting a motor 9, a transmission rod 10, a driving gear 11, a connecting rod 12 and a driven gear 13, by starting the motor 9, the output end of the motor 9 can drive the transmission rod 10 to rotate, the rotation of the transmission rod 10 can drive the driving gear 11 to rotate, the rotation of the driving gear 11 can drive the driven gear 13 to rotate, the rotation of the driving gear 11 and the driven gear 13 can drive the first tooth plate 81 and the second tooth plate 82 to drive the two scrapers 6 to move inward to scrape the bottom of the collection cover 3.

[0031] refer to Figure 4 A connecting groove 14 is provided on the front side of the bottom of the mounting plate 1 , and a connecting block 15 is fixedly connected to the top of the first tooth plate 81 , and the surface of the connecting block 15 is slidably connected to the inner wall of the connecting groove 14 .

[0032] As a technical optimization scheme of the utility model, by setting the connecting groove 14 and the connecting block 15, the connecting groove 14 can limit the connecting block 15 front and back and up and down, and the connecting block 15 front and back and up and down limits can limit the first tooth plate 81 and the scraper 6 connected to its rear side front and back and up and down, thereby improving the stability of the movement of the first tooth plate 81.

[0033] refer to Figure 1 Electric telescopic rods 16 are fixedly installed on the left and right sides of the top of the mounting plate 1. The output end of the electric telescopic rod 16 is fixedly connected to a top plate 17. The bottom of the top plate 17 is fixedly connected to a pressure rod 18. The other end of the pressure rod 18 is fixedly connected to the top of the collection cover 3.

[0034] As a technical optimization scheme of the utility model, by setting an electric telescopic rod 16, a top plate 17 and a pressure rod 18, by starting the electric telescopic rod 16, the output end of the electric telescopic rod 16 can drive the top plate 17 to move downward, the downward movement of the top plate 17 can drive the pressure rod 18 to move downward, and the downward movement of the pressure rod 18 can drive the collection cover 3 to move downward. When the bottom of the collection cover 3 is in contact with the ground, it is convenient for the user to collect gas.

[0035] refer to Figure 2Two arc plates 19 are fixedly connected to the left and right sides of the inner wall of the square opening 2, and two arc grooves 20 are provided on the left and right sides of the collection cover 3. The surface of the arc plate 19 is slidably connected to the inner wall of the arc groove 20.

[0036] As a technical optimization scheme of the utility model, by setting the arc plate 19 and the arc groove 20, the arc groove 20 can limit the arc plate 19 in the front, back, left and right directions, and the arc plate 19 can limit the collection cover 3 in the front, back, left and right directions, thereby preventing the collection cover 3 from getting stuck with the inner wall of the square mouth 2 when moving.

[0037] The working principle and use process of the utility model are as follows: when gas collection is needed, the whole device is first moved to the collection area, and then the output end of the electric telescopic rod 16 is started to drive the top plate 17 to move downward, and the downward movement of the top plate 17 can drive the pressure rod 18 to move downward, and the downward movement of the pressure rod 18 can drive the collection cover 3 to move downward, and when the bottom of the collection cover 3 is in contact with the ground, the electric telescopic rod 16 is closed, and then the gas inside the collection cover 3 can be passed into the storage box 4 through the pipeline by starting the air pump 5. Soil gas collection can be completed inside, and then the collection cover 3 is driven back to the inside of the square opening 2 through the opposite operation. When the bottom of the collection cover 3 needs to be cleaned, the output end of the motor 9 can drive the transmission rod 10 to rotate by starting the motor 9. The rotation of the transmission rod 10 can drive the driving gear 11 to rotate. The rotation of the driving gear 11 can drive the driven gear 13 to rotate. The rotation of the driving gear 11 and the driven gear 13 can drive the first tooth plate 81 and the second tooth plate 82 to drive the two scrapers 6 to move inward to scrape the soil at the bottom of the collection cover 3.

[0038] In summary: this soil gas collection device, by setting a scraper 6, can scrape off the soil adhered to the bottom of the collection cover 3 by moving the two scrapers 6 inward, thereby solving the problem that the collection cover needs to fit closely with the ground, so when the ground in the collection area is relatively moist, a large amount of soil is easily adhered to the bottom of the collection cover, and when the soil is dry, it is easy to cause the bottom of the collection cover to be uneven during use, which will affect gas collection.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A soil gas collection device, comprising a mounting plate (1), a square opening (2), a collection cover (3), a storage box (4) and an air pump (5), Features: The square opening (2) is opened at the top of the mounting plate (1); the surface of the collection cover (3) is movably connected to the inner wall of the square opening (2); the storage box (4) is fixedly mounted on the rear side of the top of the mounting plate (1); the air pump (5) is fixedly mounted on the top of the mounting plate (1); the output end of the air pump (5) is connected to the storage box (4) through a pipeline; the input end of the air pump (5) is connected to the storage box (4) through a pipeline; two scrapers (6) are arranged at the bottom of the mounting plate (1); the scrapers (6) are located on both sides of the bottom of the collection cover (3); the rear side of the bottom of the mounting plate (1) is fixedly connected to a support assembly (7); and the front side of the scraper (6) is provided with a connecting assembly (8).

2. A soil gas collection device according to claim 1, Features: The support assembly (7) comprises a fixed plate (71), the rear side of each of the scrapers (6) is fixedly connected with a sliding block (72), the front side of the fixed plate (71) is provided with a sliding groove (73), and the surface of the sliding block (72) is slidably connected to the inner wall of the sliding groove (73).

3. A soil gas collection device according to claim 1, Features: The connecting assembly (8) comprises a first tooth plate (81), a second tooth plate (82) and a groove (83); the first tooth plate (81) and the second tooth plate (82) are both located on the front side of the scraper (6); the first tooth plate (81) is located on the left side of the second tooth plate (82); the first tooth plate (81) and the second tooth plate (82) are respectively fixedly connected to the front sides of the two scrapers (6); and the groove (83) is opened on the rear side of the first tooth plate (81).

4. A soil gas collection device according to claim 3, Features: A motor (9) is fixedly mounted on the front side of the top of the mounting plate (1); the output end of the motor (9) passes through the mounting plate (1) and is fixedly connected to a transmission rod (10); the surface of the other end of the transmission rod (10) is fixedly connected to a driving gear (11); the output end of the motor (9) is movably connected to the mounting plate (1) via a bearing; the front side of the bottom of the mounting plate (1) is movably connected to a connecting rod (12) via a bearing; the surface of the connecting rod (12) is fixedly connected to a driven gear (13); the driving gear (11) and the driven gear (13) are meshed with each other; the first tooth plate (81) is meshed with the driving gear (11); and the second tooth plate (82) is meshed with the driven gear (13).

5. A soil gas collection device according to claim 3, Features: A connecting groove (14) is provided on the front side of the bottom of the mounting plate (1), a connecting block (15) is fixedly connected to the top of the first tooth plate (81), and a surface of the connecting block (15) is slidably connected to the inner wall of the connecting groove (14).

6. A soil gas collection device according to claim 1, Features: An electric telescopic rod (16) is fixedly mounted on the left and right sides of the top of the mounting plate (1); the output end of the electric telescopic rod (16) is fixedly connected to a top plate (17); the bottom of the top plate (17) is fixedly connected to a pressure rod (18); the other end of the pressure rod (18) is fixedly connected to the top of the collection cover (3).

7. A soil gas collection device according to claim 1, Features: Two arc-shaped plates (19) are fixedly connected to the left and right sides of the inner wall of the square opening (2), and two arc-shaped grooves (20) are provided on the left and right sides of the collection cover (3), and the surface of the arc-shaped plate (19) is slidably connected to the inner wall of the arc-shaped groove (20).

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