Building geotechnical investigation sampling device

Abstract

The utility model relates to the technical field of building rock-soil sampling, and discloses a building rock-soil investigation sampling device which comprises an external frame body, a sampling mechanism is arranged in the external frame body and comprises a bearing block, a third gear, a second gear, an external threaded rod, an internal threaded rod and a collecting block, a notch is formed in the external frame body, and the bearing block is arranged in the notch. The outer side of the bearing block is connected with the interior of the notch in an inserted mode, the lower side of the third gear is rotationally connected with the interior of the upper side of the bearing block in a sleeved mode, a motor is connected to the outer side of the external frame, the lower side of the second gear is fixedly connected with an output shaft of the motor, and the second gear is connected with the third gear in a meshed mode. The outer surface of the external threaded rod is movably connected with the interior of the bearing block. The building geotechnical investigation sampling device can effectively take out sample rock soil at different depths, so that components of the rock soil can be conveniently analyzed in the later period, meanwhile, the structure is convenient for personnel to maintain the sampling device in the later period, and the sampling device can be conveniently carried by an operator.

Description

Technical Field

[0001] The utility model relates to the technical field of building rock and soil sampling, in particular to a building rock and soil survey sampling device. Background Art

[0002] During construction, it is necessary to survey and sample the rock and soil at the actual construction location. Geotechnical survey and sampling is used to understand the construction conditions and specific requirements of projects such as foundation treatment, and to provide a basis for design and construction. Therefore, sampling devices are an indispensable equipment in the process of building design and construction.

[0003] However, the following problems still exist in actual use:

[0004] When using existing sampling devices, it is easy to cause mixing between samples at different depths during the sample collection process, resulting in the inability to effectively analyze the rock and soil conditions of different samples and the inability to meet the requirements of exploration. At the same time, most of the existing lightweight sampling devices are sampled by hand, which can easily cause the device to shift during the sampling process, thereby causing mixing between the rock and soil, making it impossible to analyze the conditions of samples at different levels. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a construction rock and soil survey sampling device, which has the advantages of being able to effectively sample at different depths while ensuring the stability of sampling, and solves the problems raised in the background technology.

[0006] The utility model provides the following technical scheme: a sampling device for building rock and soil investigation, comprising: an external frame, a sampling mechanism is arranged inside the external frame, the sampling mechanism comprises a bearing block, a gear three, a gear two, an externally threaded rod, an internally threaded rod and a collecting block, a notch is provided inside the external frame, the outer side of the bearing block is plugged into the inside of the notch, the lower side of the gear three is rotatably sleeved with the upper side of the bearing block, the outer side of the external frame is connected with a motor, the lower side of the gear two is fixedly connected with the output shaft of the motor, the gear two is meshingly connected with the gear three, the outer surface of the externally threaded rod is movably connected with the inside of the bearing block, the outer surface of the externally threaded rod is threadedly connected with the internal thread of the gear three, the outer surface of the internally threaded rod is threadedly connected with the internal thread of the externally threaded rod, the upper end of the collecting block is fixedly connected with the lower end of the internally threaded rod, and a accommodating chamber is provided inside the collecting block.

[0007] Preferably, a supporting mechanism is provided on the outer side of the external frame, and the supporting mechanism includes an articulated block, a connecting block, a fixed frame, a U-shaped block, a tooth block, a gear 1 and a rotating rod, the outer side of the articulated block is fixedly connected to the outer surface of the external frame, the end of the connecting block is hinged to the articulated block, one side of the fixed frame is fixedly connected to the outer side of the connecting block, the outer surface of the rotating rod is rotatably connected to the inside of the fixed frame, the inside of the gear 1 is fixedly connected to the outer surface of the rotating rod, the outer surface of the gear 1 is movably connected to the inside of the fixed frame, one side of the U-shaped block is fitted with the outer side of the connecting block, the outer surface of the U-shaped block is movably connected to the inside of the fixed frame, one side of the tooth block is fitted with the inner side of the U-shaped block, and the tooth block is meshed with gear 1.

[0008] Preferably, a cone is fixedly connected to the lower end of the collecting block, and the upper surface portion of the cone fits with the lower end of the external threaded rod.

[0009] Preferably, the outer surface of the external frame is connected with a fixing bolt, and the outer surface portion of the fixing bolt is connected to the inside of the bearing block.

[0010] Preferably, three groups of the support mechanisms are provided, and the three groups of support mechanisms are arranged in a ring shape around the center line of the external frame.

[0011] Preferably, the lower end of the U-shaped block is fixedly connected to an insertion block, and the lower end of the insertion block is in a pointed cone shape.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. This kind of building rock and soil survey sampling device is provided with a sampling mechanism. When sampling is performed, the output shaft of the motor first drives the gear 2 to rotate, and the gear 2 drives the gear 3 meshing therewith to rotate. Since the lower side of the gear 3 is rotatably sleeved with the upper side of the bearing block, and at the same time, the inside of the gear 3 is threadedly connected with the outer surface of the external threaded rod, and the outer surface of the external threaded rod is movably connected with the inside of the bearing block, so that the external threaded rod can move downward, and the cone provided at the lower end of the external threaded rod assists in entering the interior of the rock and soil. When the external threaded rod penetrates to a certain depth, since the outer surface of the internal threaded rod is threadedly connected with the inner thread of the external threaded rod, the internal threaded rod is rotated, so that the internal threaded rod It can move downward inside the external threaded rod. Since the bottom end of the internal threaded rod is connected to a collecting block, and the bottom end of the collecting block is connected to the cone, during the downward movement of the internal threaded rod, the collecting block detaches from the inside of the external threaded rod. At this time, since a through accommodating cavity is opened inside the collecting block, when the collecting block detaches, rock and soil of a certain depth passes through the accommodating cavity and enters the inside of the collecting block. At this time, the internal threaded rod is reversed to make the collecting block return to the inside of the external threaded rod, so that the sample can be brought out of the ground. The setting of this structure can effectively take out sample rock and soil of different depths, thereby facilitating the later analysis of the composition of the rock and soil. At the same time, this structure is convenient for personnel to maintain it in the later stage, and can be convenient for operators to carry it.

[0014] 2. This type of building rock and soil investigation sampling device is provided with a supporting mechanism. When supporting the device, firstly, due to the hinged connection between the hinge block and the connecting block, the connecting block can be rotated so that the connecting block can change at a certain angle. Since the U-shaped block is movably connected to the inside of the fixed frame, a tooth block is provided on the inner side of the U-shaped block. The fixed frame is internally rotatably connected with a gear one, and the gear one is rotatably connected through a rotating rod. Then, the rotating rod is rotated so that the gear one drives the tooth block to move downward, so that the insertion block connected to the lower end of the U-shaped block can be inserted into the nearby rock and soil, thereby vertically supporting the device. The setting of this structure can effectively support the device vertically, avoid the device from tipping over during the sampling process, and ensure the stable operation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model device;

[0016] Figure 2 This is a schematic diagram of the support mechanism structure of the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the sampling mechanism of the utility model.

[0018] In the figure: 1. external frame; 2. supporting mechanism; 3. sampling mechanism; 4. fixing bolt; 5. bearing block; 6. notch; 7. hinge block; 8. connecting block; 9. fixed frame; 10. U-shaped block; 11. tooth block; 12. gear one; 13. rotating rod; 14. insertion block; 15. motor; 16. gear two; 17. gear three; 18. cone; 19. external threaded rod; 20. internal threaded rod; 21. collecting block; 22. accommodating chamber. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1 and Figure 3A building rock and soil survey sampling device comprises: an external frame 1, a sampling mechanism 3 is arranged inside the external frame 1, the sampling mechanism 3 comprises a bearing block 5, a gear three 17, a gear two 16, an external threaded rod 19, an internal threaded rod 20 and a collecting block 21, a notch 6 is provided inside the external frame 1, the outer side of the bearing block 5 is plugged into the inside of the notch 6, the lower side of the gear three 17 is rotatably sleeved with the upper side of the bearing block 5, the outer side of the external frame 1 is connected to a motor 15, the lower side of the gear two 16 is fixedly connected to the output shaft of the motor 15, and the gear two 16 is meshedly connected with the gear three 17, The outer surface of the external threaded rod 19 is movably connected to the inside of the bearing block 5, the outer surface of the external threaded rod 19 is connected to the internal thread of the gear three 17, the outer surface of the internal threaded rod 20 is connected to the internal thread of the external threaded rod 19, the upper end of the collecting block 21 is fixedly connected to the lower end of the internal threaded rod 20, the collecting block 21 is provided with a accommodating chamber 22, the lower end of the collecting block 21 is fixedly connected with a cone 18, the upper surface of the cone 18 is in contact with the lower end of the external threaded rod 19, when sampling is performed, the motor 15 is first operated, the output shaft of the motor 15 drives the gear two 16 to rotate, and the gear two 16 drives the gear 3 17 meshing therewith to rotate. Since the lower side of the gear 3 17 is rotatably sleeved with the upper side of the bearing block 5, the interior of the gear 3 17 is threadedly connected with the outer surface of the external threaded rod 19, and the outer surface of the external threaded rod 19 is movably connected with the interior of the bearing block 5, so that the external threaded rod 19 can move downward, and the cone 18 set at the lower end of the external threaded rod 19 assists in entering the interior of the rock and soil. When the external threaded rod 19 penetrates to a certain depth, since the outer surface of the internal threaded rod 20 is threadedly connected with the inner surface of the external threaded rod 19, the internal threaded rod 20 is rotated, so that the inner threaded rod 20 is moved downward. The threaded rod 20 can move downward inside the external threaded rod 19. Since the bottom end of the internal threaded rod 20 is connected to the collecting block 21, and the bottom end of the collecting block 21 is connected to the cone 18, during the downward movement of the internal threaded rod 20, the collecting block 21 is separated from the inside of the external threaded rod 19. At this time, since a through accommodating cavity 22 is provided inside the collecting block 21, when the collecting block 21 is separated, rock and soil of a certain depth passes through the accommodating cavity 22 and enters the inside of the collecting block 21. At this time, the internal threaded rod 20 is reversed so that the collecting block 21 returns to the inside of the external threaded rod 19, so that the sample can be brought out of the ground.

[0021] See also Figure 1 and Figure 2A supporting mechanism 2 is arranged on the outside of the external frame 1, and the supporting mechanism 2 includes a hinge block 7, a connecting block 8, a fixed frame 9, a U-shaped block 10, a tooth block 11, a gear 12 and a rotating rod 13. The outer side of the hinge block 7 is fixedly connected to the outer surface of the external frame 1, the end of the connecting block 8 is hinged to the hinge block 7, one side of the fixed frame 9 is fixedly connected to the outer side of the connecting block 8, the outer surface of the rotating rod 13 is rotatably connected to the inside of the fixed frame 9, the inside of the gear 12 is fixedly connected to the outer surface of the rotating rod 13, the outer surface of the gear 12 is movably connected to the inside of the fixed frame 9, one side of the U-shaped block 10 is fitted with the outer side of the connecting block 8, the outer surface of the U-shaped block 10 is movably connected to the inside of the fixed frame 9, and one side of the tooth block 11 is connected to The inner side of the U-shaped block 10 fits tightly, and the tooth block 11 meshes with the gear 12. The lower end of the U-shaped block 10 is fixedly connected with an insertion block 14, and the lower end of the insertion block 14 is in a pointed cone shape. Since the hinge block 7 and the connecting block 8 are hinged, the connecting block 8 can be rotated, so that the connecting block 8 can change at a certain angle. Since the U-shaped block 10 is movably connected to the internal of the fixed frame 9, a tooth block 11 is provided on the inner side of the U-shaped block 10, and the internal rotation of the fixed frame 9 is connected with a gear 12, and the gear 12 is rotationally connected through a rotating rod 13, and then the rotating rod 13 is rotated, so that the gear 12 drives the tooth block 11 to move downward, so that the insertion block 14 connected to the lower end of the U-shaped block 10 can be inserted into the nearby rock and soil, thereby vertically supporting the device.

[0022] See also Figure 1 The outer surface of the external frame 1 is connected with a fixing bolt 4, and the outer surface portion of the fixing bolt 4 is connected to the inside of the bearing block 5.

[0023] See also Figure 1 There are three groups of support mechanisms 2, and the three groups of support mechanisms 2 are arranged in a ring shape around the center line of the external frame 1.

[0024] Working principle: when in use, first, when supporting the device, the hinge block 7 and the connecting block 8 are hinged, so that the connecting block 8 can be rotated, so that the connecting block 8 can change at a certain angle, and since the U-shaped block 10 is movably connected to the internal of the fixed frame 9, a tooth block 11 is provided on the inner side of the U-shaped block 10, and a gear 12 is rotatably connected to the internal of the fixed frame 9, and the gear 12 is rotatably connected through the rotating rod 13, and then the rotating rod 13 is rotated, so that the gear 12 drives the tooth block 11 to move downward, so that the insertion block 14 connected to the lower end of the U-shaped block 10 can be inserted into the nearby rock and soil, thereby vertically supporting the device.

[0025] When sampling, first, the motor 15 works, and the output shaft of the motor 15 drives the gear 2 16 to rotate, and the gear 2 16 drives the gear 3 17 meshing therewith to rotate. Since the lower side of the gear 3 17 is rotatably sleeved with the upper side of the bearing block 5, and at the same time, the inside of the gear 3 17 is threadedly connected with the outer surface of the external threaded rod 19, and the outer surface of the external threaded rod 19 is movably connected with the inside of the bearing block 5, so that the external threaded rod 19 can move downward, and the cone 18 set at the lower end of the external threaded rod 19 assists in entering the interior of the rock and soil. When the external threaded rod 19 penetrates to a certain depth, due to the outer surface of the internal threaded rod 20 and the external threaded rod 19 The internal threaded connection allows the internal threaded rod 20 to be rotated, so that the internal threaded rod 20 can move downward inside the external threaded rod 19. Since the bottom end of the internal threaded rod 20 is connected to the collecting block 21, and the bottom end of the collecting block 21 is connected to the cone 18, during the downward movement of the internal threaded rod 20, the collecting block 21 is separated from the inside of the external threaded rod 19. At this time, since a through accommodating cavity 22 is opened inside the collecting block 21, when the collecting block 21 is separated, rock and soil of a certain depth passes through the accommodating cavity 22 and enters the inside of the collecting block 21. At this time, the internal threaded rod 20 is reversed, so that the collecting block 21 returns to the inside of the external threaded rod 19, so that the sample can be brought out of the ground.

[0026] 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 construction rock and soil survey sampling device, characterized in that: include: An external frame (1), wherein a sampling mechanism (3) is arranged inside the external frame (1), wherein the sampling mechanism (3) comprises a bearing block (5), a third gear (17), a second gear (16), an externally threaded rod (19), an internally threaded rod (20) and a collecting block (21), wherein a notch (6) is provided inside the external frame (1), wherein the outer side of the bearing block (5) is plugged into the inner side of the notch (6), wherein the lower side of the third gear (17) is rotatably sleeved with the inner side of the upper side of the bearing block (5), wherein the outer side of the external frame (1) is connected to a motor (15), wherein the The lower side of gear 2 (16) is fixedly connected to the output shaft of the motor (15), the gear 2 (16) is meshingly connected to gear 3 (17), the outer surface of the externally threaded rod (19) is movably connected to the inside of the bearing block (5), the outer surface of the externally threaded rod (19) is threadedly connected to the inside of gear 3 (17), the outer surface of the internally threaded rod (20) is threadedly connected to the inside of the externally threaded rod (19), the upper end of the collecting block (21) is fixedly connected to the lower end of the internally threaded rod (20), and a receiving chamber (22) is provided inside the collecting block (21).

2. A construction rock and soil survey sampling device according to claim 1, characterized in that: A support mechanism (2) is arranged on the outside of the external frame (1), and the support mechanism (2) comprises an articulated block (7), a connecting block (8), a fixed frame (9), a U-shaped block (10), a tooth block (11), a gear one (12) and a rotating rod (13); the outside of the articulated block (7) is fixedly connected to the outer surface of the external frame (1); the end of the connecting block (8) is hinged to the articulated block (7); one side of the fixed frame (9) is fixedly connected to the outside of the connecting block (8); the end of the rotating rod (13) is hinged to the outside of the connecting block (8); The outer surface is rotatably connected to the interior of the fixed frame (9), the interior of the gear 1 (12) is fixedly connected to the outer surface of the rotating rod (13), the outer surface of the gear 1 (12) is movably connected to the interior of the fixed frame (9), one side of the U-shaped block (10) is in contact with the outer side of the connecting block (8), the outer surface of the U-shaped block (10) is movably connected to the interior of the fixed frame (9), one side of the tooth block (11) is in contact with the inner side of the U-shaped block (10), and the tooth block (11) is in meshing contact with the gear 1 (12).

3. A construction rock and soil survey sampling device according to claim 1, characterized in that: The lower end of the collecting block (21) is fixedly connected to a cone (18), and the upper surface of the cone (18) is in contact with the lower end of the external threaded rod (19).

4. A construction rock and soil survey sampling device according to claim 1, characterized in that: The outer surface of the external frame (1) is connected with a fixing bolt (4), and the outer surface portion of the fixing bolt (4) is connected to the inside of the bearing block (5).

5. A construction rock and soil survey sampling device according to claim 2, characterized in that: The support mechanisms (2) are provided in three groups, and the three groups of support mechanisms (2) are arranged in a ring shape around the center line of the external frame (1).

6. A construction rock and soil survey sampling device according to claim 2, characterized in that: The lower end of the U-shaped block (10) is fixedly connected to an insertion block (14), and the lower end of the insertion block (14) is in a pointed cone shape.

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