Building foundation pit investigation soil sampler

Abstract

The utility model relates to the technical field of exploration soil sampling devices, and discloses a building foundation pit exploration soil sampling device which comprises a base, a supporting plate is arranged at the top of the base, a fixing plate is connected in the supporting plate in a sliding mode, a screw rod is in threaded connection with the interior of the fixing plate and the interior of the base, the bottom of the screw rod penetrates through the base, and a soil sampling barrel is arranged at the bottom of the screw rod. A supporting plate is inserted into a base, then a fixing plate is installed on the supporting plate, a lead screw is connected to the base and the fixing plate in a threaded mode, ground thorns are manually rotated and taken out of a containing cavity to be inserted into the ground, a soil sampling barrel is fixed to the bottom of the lead screw, and then a rocker is rotated to drive the lead screw to rotate; according to the design, the equipment is arranged in an assembled mode, the equipment is convenient to carry, and the applicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and taking earth devices, in particular to a surveying and taking earth device for a building foundation pit. Background Art

[0002] At present, in the field of construction, soil quality investigation is an important link. In the investigation work, in order to obtain the physical and mechanical performance indicators of the foundation soil, in addition to in-situ testing, it is mainly carried out by drilling sampling and then conducting indoor geotechnical experiments; generally, the soil quality is investigated through a soil sampler.

[0003] A geological survey soil sampler is disclosed in a Chinese utility model patent with announcement number CN215677665U, which includes a fixed seat and a gear. The upper surface of the fixed seat is fixedly connected to a mounting seat, the interior of the mounting seat is movably connected to a first movable seat, the top of the first movable seat is movably connected to a second movable seat, the top of the first movable seat is movably connected to a pull rod, and the pull rod is rotatably connected to the second movable seat, both sides of the pull rod are fixedly connected to clamping blocks, the top of the first movable seat is provided with a cross clamping groove, and the cross clamping groove is clamped with the clamping block.

[0004] Although the above-mentioned prior art can automatically drill holes in the land and improve the drilling effect of the device, the soil extractor has the disadvantages of being large in size, inconvenient to carry, inconvenient to use and poor applicability. Utility Model Content

[0005] In order to solve the technical problems that the earth-taking device is large in size, inconvenient to carry, inconvenient to use and poor applicability, the utility model provides an earth-taking device for surveying and obtaining a construction foundation pit.

[0006] The utility model is implemented by the following technical scheme: a construction foundation pit survey and earth-taking device, comprising a base, a support plate is arranged on the top of the base, a fixed plate is slidably connected inside the support plate, a screw rod is driven to connect the fixed plate and the internal thread of the base, the bottom of the screw rod passes through the base, and an earth-taking barrel is arranged at the bottom of the screw rod.

[0007] Through the above technical solution, the base, the support plate and the fixing plate are assembled, the screw rod can be removed, the structure is simple, and the equipment is easy to assemble and disassemble. While speeding up work efficiency, it is easy to carry and has practicality.

[0008] As a further improvement of the above solution, a socket is provided on the top of the base, a plug block corresponding to the socket is fixedly connected to the bottom of the support plate, and a slide groove is provided on the top of the support plate, and the fixed plate slides inside the slide groove.

[0009] As a further improvement of the above solution, a fixing block is fixedly connected to the top of the soil taking barrel, and the fixing block fixes the soil taking barrel to the bottom of the screw rod through a limiting screw, and the limiting screw is threadedly connected in the limiting groove.

[0010] Through the above technical solution, the screw rod and the soil taking barrel are detachable and easy to carry.

[0011] As a further improvement of the above solution, the top of the screw rod is fixedly connected to a mounting seat, and the bottom of the screw rod is provided with a limiting groove, and the two sides of the mounting seat are slidably connected to rockers.

[0012] Through the above technical solution, the joystick is retractable and can be inserted into the mounting base when being stored, thereby reducing the use of space and facilitating carrying.

[0013] As a further improvement of the above solution, a storage cavity is provided at the bottom of the base, a ground spike is hinged on one side of the storage cavity through a rotating shaft, and a magnet block for adsorbing the ground spike is provided at the top of the storage cavity.

[0014] Through the above technical solution, when the ground spikes are not in use, they can be adsorbed in the storage cavity by the magnet block, which reduces the use of space and prevents people from being injured by the ground spikes.

[0015] As a further improvement of the above solution, the bottom of the soil taking barrel is arranged at an angle, and spiral blades are arranged on the outer surface of the soil taking barrel.

[0016] Through the above technical solution, the inclined setting of the soil-taking barrel and the use of spiral blades make it easier to insert it into the ground, thereby speeding up work efficiency.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] The utility model inserts a supporting plate into the base, then installs a fixing plate on the supporting plate, threadably connects a screw rod to the base and the fixing plate, manually rotates the ground spike, takes it out of the storage cavity and inserts it into the ground, fixes the soil collecting barrel to the bottom of the screw rod, and then rotates the rocker so that the rocker drives the screw rod to rotate, thereby applying a downward force while the soil collecting barrel rotates, so that the soil collecting barrel quickly drills into the ground. After reaching the depth, the screw rod is reversed to take out the soil collecting barrel to complete the soil collecting work. This design arranges the equipment in an assembled manner, which is convenient for carrying the equipment and has strong applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the support plate structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the internal structure of the base of the utility model.

[0022] Description of main symbols:

[0023] 1. Base; 2. Socket; 3. Support plate; 4. Plug block; 5. Slide groove; 6. Fixed plate; 7. Screw rod; 8. Mounting seat; 9. Rocker; 10. Limiting groove; 11. Fixed block; 12. Limiting screw; 13. Soil collecting barrel; 14. Spiral blade; 15. Storage chamber; 16. Magnet block; 17. Rotating shaft; 18. Ground spike. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0025] Example:

[0026] Please combine Figure 1 - Figure 3 A construction foundation pit survey and earth-collecting device of this embodiment includes a base 1, a support plate 3 is arranged on the top of the base 1, a fixed plate 6 is slidably connected inside the support plate 3, and a screw rod 7 is threadedly connected between the fixed plate 6 and the base 1, the bottom of the screw rod 7 passes through the base 1, and an earth-collecting barrel 13 is arranged at the bottom of the screw rod 7.

[0027] The base 1, the support plate 3 and the fixing plate 6 are assembled, the screw rod 7 can be removed, the structure is simple, and the equipment is easy to assemble and disassemble, which speeds up the work efficiency and is easy to carry and practical.

[0028] Please combine Figure 1 and Figure 2 A socket 2 is provided on the top of the base 1, a plug block 4 corresponding to the socket 2 is fixedly connected to the bottom of the support plate 3, and a slide groove 5 is provided on the top of the support plate 3, and a fixed plate 6 slides inside the slide groove 5.

[0029] Please combine Figure 1 The top of the screw rod 7 is fixedly connected with a mounting seat 8, and a limiting groove 10 is provided at the bottom of the screw rod 7, and rockers 9 are slidably connected to both sides of the mounting seat 8.

[0030] The rocker 9 is telescopically arranged, and when being stored, the rocker 9 can be inserted into the mounting seat 8, thereby reducing the use of space and facilitating carrying.

[0031] Please combine Figure 3 A storage cavity 15 is provided at the bottom of the base 1 , a ground spike 18 is hingedly connected to one side of the storage cavity 15 through a rotating shaft 17 , and a magnet block 16 for adsorbing the ground spike 18 is provided at the top of the storage cavity 15 .

[0032] When not in use, the ground spikes 18 can be adsorbed in the storage cavity 15 by the magnet block 16, thereby reducing the use of space and preventing the ground spikes 18 from hurting people.

[0033] Please combine Figure 3 The top of the soil-extracting barrel 13 is fixedly connected with a fixing block 11 , and the fixing block 11 fixes the soil-extracting barrel 13 to the bottom of the screw rod 7 through a limiting screw 12 , and the limiting screw 12 is threadedly connected in the limiting groove 10 .

[0034] The screw rod 7 and the soil collecting tube 13 are detachable and easy to carry.

[0035] Please combine Figure 1 The bottom of the soil-getting cylinder 13 is inclined, and the outer surface of the soil-getting cylinder 13 is provided with spiral blades 14.

[0036] The inclined arrangement of the soil taking tube 13 and the use of the spiral blades 14 facilitate insertion into the ground and speed up work efficiency.

[0037] The implementation principle of a construction foundation pit survey earth-taking device in the embodiment of the present application is as follows: when working, the support plate 3 is inserted into the socket 2 of the base 1 through the plug block 4, and then the fixing plate 6 is installed on the support plate 3 through the slide groove 5, the screw rod 7 is threadedly connected to the base 1 and the fixing plate 6, the rocker 9 is pulled out, the bottom end of the screw rod 7 passes through the base 1, the ground spike 18 is manually rotated, taken out from the storage cavity 15 and inserted into the ground, and the earth-taking barrel 13 is fixed to the bottom of the screw rod 7 by the limit screw 12 and the fixing block 11, and then the rocker 9 is rotated to make the rocker 9 drive the screw rod 7 to rotate, so that the earth-taking barrel 13 rotates while applying a downward force, and the spiral blade 14 is used to make the earth-taking barrel 13 quickly drill into the ground. After reaching the depth, the screw rod 7 is reversed to take out the earth-taking barrel 13 to complete the earth-taking work.

[0038] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A construction foundation pit survey earth-collecting device, comprising a base (1), characterized in that: A support plate (3) is provided on the top of the base (1), a fixing plate (6) is slidably connected inside the support plate (3), a screw rod (7) is threadedly connected inside the fixing plate (6) and the base (1), the bottom of the screw rod (7) passes through the base (1), and a soil collecting cylinder (13) is provided at the bottom of the screw rod (7); The top of the base (1) is provided with a plug hole (2), the bottom of the support plate (3) is fixedly connected with a plug block (4) corresponding to the plug hole (2), and the top of the support plate (3) is provided with a slide groove (5), and the fixed plate (6) slides inside the slide groove (5); The top of the soil taking barrel (13) is fixedly connected with a fixing block (11), and the fixing block (11) fixes the soil taking barrel (13) to the bottom of the screw rod (7) via a limiting screw (12), and the limiting screw (12) is threadedly connected in the limiting groove (10).

2. A construction foundation pit surveying and earth-taking device as claimed in claim 1, characterized in that: The top of the screw rod (7) is fixedly connected to a mounting seat (8), and a limiting groove (10) is provided at the bottom of the screw rod (7), and rockers (9) are slidably connected to both sides of the mounting seat (8).

3. A construction foundation pit surveying and earth-collecting device as claimed in claim 1, characterized in that: A storage cavity (15) is provided at the bottom of the base (1), a ground spike (18) is hingedly connected to one side of the storage cavity (15) via a rotating shaft (17), and a magnet block (16) for adsorbing the ground spike (18) is provided at the top of the storage cavity (15).

4. A construction foundation pit surveying and earth-collecting device as claimed in claim 1, characterized in that: The bottom of the soil taking cylinder (13) is arranged in an inclined manner, and the outer surface of the soil taking cylinder (13) is provided with spiral blades (14).

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