Rock soil collecting and sampling device

Abstract

The utility model relates to the technical field of rock-soil collecting and sampling, in particular to a rock-soil collecting and sampling device which comprises a drilling machine, a sampling barrel is arranged on the drilling machine and comprises half barrels which are symmetrically arranged, and locking blocks are symmetrically arranged at the end, close to the symmetric center, of one half barrel. Locking grooves matched with the locking blocks are symmetrically formed in the end, close to the symmetric center, of the other half cylinder, fixing blocks are arranged at the top ends of the two half cylinders, the two fixing blocks are sleeved with the same locking cylinder in a threaded mode, the top ends of the fixing blocks are elastically connected with trigger blocks, and the interiors of the fixing blocks are elastically connected with ejector blocks matched with the trigger blocks; the ends, close to the symmetric center, of the top blocks penetrate out of the fixing block, connecting blocks are arranged at the top ends of the two half cylinders, and the two connecting blocks are sleeved with locking tool bits in a threaded mode. Therefore, the rock-soil sampling device can quickly and efficiently sample rock-soil, and can quickly separate the rock-soil from the sampling barrel after single-time sampling is completed, so that rock-soil residues in the sampling barrel are avoided, and the sampling efficiency is improved.

Description

Technical Field

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

[0002] Geotechnical engineering refers to the identification, analysis and evaluation of the geological, environmental characteristics and geotechnical conditions of the construction site according to the requirements of the construction project. Before the project planning and design, it is usually necessary to use a geotechnical collection and sampling device to sample the rock and soil in order to analyze the information on the distribution of underground rock strata and ensure the rationality of the project construction.

[0003] At present, the existing rock and soil collection sampling device, such as the Chinese patent with publication number CN217483896U, discloses a rock and soil exploration sampler, including a fixed frame, a screw rod is threadedly connected to the fixed frame, a rotating wheel for driving the screw rod to rotate is provided at the top end of the screw rod, and a sampling tube for drilling rock and soil is provided at the bottom end of the screw rod. The screw rod is composed of a plurality of coaxial and detachably connected sub-screw rods, the rotating wheel is coaxially and detachably connected to the top sub-screw rod on the screw rod, and the sampling tube is coaxially and detachably connected to the bottom sub-screw rod on the screw rod. The bottom of the sub-screw at the end, the top of the sampling tube is closed and the bottom is open, the top of the sampling tube is provided with an exhaust hole, the side wall of the sampling tube is provided with a notch connected to the opening at its bottom end, and an arc plate is detachably connected in the notch. The screw is composed of several coaxial and detachably connected sub-screws, which is convenient for disassembly and assembly, and can be used to drill deeper rock and soil for analysis as needed. However, after a single sampling is completed, the above device is not convenient for separating the rock and soil from the sampling tube, and it is easy to leave rock and soil residues, affecting the accuracy of the next detection.

[0004] How to sample rock and soil quickly and efficiently, and after a single sampling is completed, quickly separate the rock and soil from the sampling tube to avoid rock and soil residue in the sampling tube and improve sampling efficiency has become a technical problem that needs to be broken through.

[0005] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content

[0006] In view of the above-mentioned defects, the purpose of the utility model is to provide a rock and soil collection sampling device, which has a simple structure, is easy to use, can quickly and efficiently sample rock and soil, and after a single sampling is completed, the rock and soil can be quickly separated from the sampling tube to avoid rock and soil residue in the sampling tube, thereby improving the sampling efficiency.

[0007] In order to achieve the above-mentioned purpose, the utility model provides a rock and soil collection sampling device, including a drilling rig, on which a sampling barrel is provided, and the sampling barrel includes symmetrically arranged half barrels, wherein one half barrel is symmetrically provided with a locking block at one end close to the symmetry center, and the other half barrel is symmetrically provided with a locking groove cooperating with the locking block at one end close to the symmetry center, and the tops of the two half barrels are provided with fixing blocks, and the external threaded sleeves of the two fixing blocks are provided with the same locking barrel, and the upper part of the locking barrel is threadedly connected to the drilling rig.

[0008] The top of the fixed block is elastically connected to a trigger block, the inside of the fixed block is elastically connected to a top block that cooperates with the trigger block, one end of the top block close to the symmetry center passes through the fixed block, and the locking block is symmetrically and elastically connected to a plurality of locking heads, and the locking groove is symmetrically provided with a plurality of locking holes that cooperate with the locking heads. The tops of the two half-cylinders are provided with connecting blocks, the connecting blocks are communicated with the inside of the half-cylinders, and the two connecting blocks are externally threaded with the same locking cutter head.

[0009] According to the rock and soil collection sampling device of the utility model, the bottom ends of the trigger blocks are inserted into the fixed blocks, the trigger blocks inside the fixed blocks are symmetrically provided with sliders, the fixed blocks are provided with sliding grooves that cooperate with the sliders, the sliders are slidably set in the sliding grooves, and elastic parts are provided between the sliders and the sliding grooves.

[0010] According to the rock and soil collecting and sampling device of the utility model, the elastic member is a spring.

[0011] According to the rock and soil sampling device of the utility model, one end of the trigger block close to the top block and one end of the top block close to the trigger block are both provided with mutually matching inclined surfaces.

[0012] According to the rock and soil collecting and sampling device of the utility model, a plurality of exhaust holes are arranged on the upper parts of the two half cylinders.

[0013] According to the rock and soil collection sampling device of the utility model, the bottom end of the locking cutter head is ringed with a plurality of saw teeth.

[0014] According to the rock and soil sampling device of the utility model, adsorption blocks are symmetrically provided at one end of the connection block close to the symmetry center.

[0015] The purpose of the utility model is to provide a rock and soil collection sampling device, including a sampling tube, the sampling tube and the drilling rig cooperate with each other, and can quickly and efficiently sample the rock and soil; the locking tube and the connecting block cooperate with each other, and the locking head cooperates with the locking hole to prevent the two half-tubes from separating; after a single sampling is completed, press the trigger block downward, and the top block simultaneously moves to the side close to the symmetry center to assist in the separation of the two half-tubes, avoid rock and soil residue in the sampling tube, and improve the sampling efficiency. In summary, the beneficial effects of the utility model are: it can quickly and efficiently sample rock and soil, and after a single sampling is completed, the rock and soil can be quickly separated from the sampling tube, avoid rock and soil residue in the sampling tube, and improve the sampling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the structural diagram of the utility model;

[0017] Figure 2 This is the exploded view of the sampling tube;

[0018] Figure 3 for Figure 2 Enlarged view of part A;

[0019] Figure 4 for Figure 2 Enlarged view of part B;

[0020] Figure 5 It is a longitudinal section view at the trigger block;

[0021] In the figure: 1-drilling rig, 2-sampling cylinder, 21-locking cylinder, 22-half cylinder, 221-locking groove, 222-locking block, 223-locking head, 224-locking hole, 23-locking cutter head, 3-fixing block, 31-trigger block, 32-top block, 4-connecting block, 5-adsorption block, 6-elastic member. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", "top / bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installed", "provided with", "sleeved / connected", "connected", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be a direct connection or an indirect connection through an intermediate medium. It can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0025] See also Figure 1 The utility model provides a rock and soil collection sampling device, including a drill 1, on which a sampling barrel 2 is provided (the structure of the drill 1 is the same as that of the drill rig used for rock and soil sampling in the prior art, both of which are machines that can drill the sampling barrel 2 into the ground for sampling, and their specific structures and connection methods are not repeated here).

[0026] See also Figure 1 to Figure 5 The sampling cylinder 2 includes symmetrically arranged half cylinders 22, and the upper parts of the two half cylinders 22 are provided with a plurality of exhaust holes (not shown in the figure, for the convenience of exhausting the excess gas in the sampling cylinder 2), one end of one of the half cylinders 22 close to the symmetry center is symmetrically provided with a locking block 222, and the other end of the half cylinder 22 close to the symmetry center is symmetrically provided with a locking groove 221 that cooperates with the locking block 222, and the locking blocks 222 are inserted into the locking groove 221, and the tops of the two half cylinders 22 are provided with a fixing block 3, and the two fixing blocks 3 are externally threaded with the same locking cylinder 21, and the upper part of the locking cylinder 21 is threadedly connected to the drilling rig 1, and when the two half cylinders 22 abut against each other (the locking blocks 222 are inserted into the locking groove 221), the locking cylinder 21 can lock the two half cylinders 22 to prevent the two half cylinders 22 from separating, and the tops of the fixing blocks 3 are elastically connected with a contact The trigger block 31 (the bottom end of the trigger block 31 is inserted into the fixed block 3, and the trigger block 31 inside the fixed block 3 is symmetrically provided with sliders, and the fixed block 3 is provided with a slide groove matching the slider, the sliders are slidably set in the slide groove, and an elastic member 6 is provided between the slider and the slide groove), the fixed block 3 is elastically connected with a top block 32 matching the trigger block 31 (the connection method between the top block 32 and the fixed block 3 is the same as the connection method between the trigger block 31 and the fixed block 3, and its specific structure is not repeated here), and the end of the top block 32 close to the symmetry center passes through the fixed block 3. When the trigger block 31 is pressed downward, the top block 32 simultaneously moves to the side close to the symmetry center to assist the separation of the two half cylinders 22 (due to the presence of rock and soil in the two half cylinders 22, it is difficult to separate the two half cylinders 22, and manual assistance is required for separation).

[0027] See also Figure 1 to Figure 5 Preferably, the elastic member 6 is a spring to provide return power.

[0028] See also Figure 1 to Figure 5 Preferably, one end of the trigger block 31 close to the top block 32 and one end of the top block 32 close to the trigger block 31 are both provided with mutually matching inclined surfaces.

[0029] See also Figure 1 to Figure 5 The locking blocks 222 are symmetrically and elastically connected with a plurality of locking heads 223, and the locking grooves 221 are symmetrically provided with a plurality of locking holes 224 cooperating with the locking heads 223. The locking heads 223 cooperate with the locking holes 224 to further prevent the two half-cylinders 22 from separating. The top ends of the two half-cylinders 22 are provided with connecting blocks 4, the interior of the connecting blocks 4 is hollow, and the connecting blocks 4 and the interior of the half-cylinders 22 are interconnected. The external threaded sleeves of the two connecting blocks 4 are provided with the same locking cutter head 23, and the bottom end of the locking cutter head 23 can drive the sampling tube 2 to drill into the ground for sampling.

[0030] See also Figure 1 to Figure 5 Preferably, the bottom end of the locking cutter head 23 is provided with a plurality of saw teeth to facilitate drilling the sampling tube 2 into the ground for sampling.

[0031] See also Figure 1 to Figure 5 Preferably, one end of the connecting block 4 close to the symmetry center is symmetrically provided with an adsorption block 5, the adsorption block 5 has a certain magnetic force, and the four adsorption blocks 5 cooperate with each other to enhance the connectivity between the two half cylinders 22.

[0032] See also Figure 1 to Figure 5 Preferably, the adsorption blocks 5 are all magnets, and two opposite adsorption blocks 5 can attract each other.

[0033] See also Figure 1 to Figure 5 , use the locking block 222 and the locking groove 221 to merge the two half-cylinders 22 (the locking head 223 cooperates with the locking hole 224), connect the locking cylinder 21 to the external thread of the fixing block 3, and connect the locking cutter head 23 to the external thread of the connecting block 4 (the appropriate locking cutter head 23 can be selected according to the actual situation of the land. For example, for land with higher hardness, a locking cutter head 23 with serrations can be selected). Finally, connect the locking cylinder 21 to the drilling rig 1 to start sampling; after the sampling is completed, remove the locking cylinder 21 and the locking cutter head 23, press the trigger block 31 downward, and the top block 32 moves to the side close to the symmetry center at the same time to assist in separating the two half-cylinders 22.

[0034] The utility model provides a rock and soil collection sampling device, including a sampling tube, the sampling tube and the drilling rig cooperate with each other, and can quickly and efficiently sample the rock and soil; the locking tube and the connecting block cooperate with each other, and the locking head cooperates with the locking hole to prevent the two half-tubes from separating; after a single sampling is completed, the trigger block is pressed downward, and the top block simultaneously moves to the side close to the symmetry center to assist in the separation of the two half-tubes, avoiding rock and soil residues in the sampling tube, and improving the sampling efficiency. In summary, the beneficial effects of the utility model are: it can quickly and efficiently sample rock and soil, and after a single sampling is completed, the rock and soil can be quickly separated from the sampling tube, avoiding rock and soil residues in the sampling tube, and improving the sampling efficiency.

[0035] Of course, the present invention may have many other embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make various corresponding changes and deformations based on the present invention, but these corresponding changes and deformations should all fall within the scope of protection of the claims attached to the present invention.

Claims

1. A rock and soil collection sampling device, It is characterized in that A drilling rig is provided with a sampling barrel, the sampling barrel comprises symmetrically arranged half barrels, one end of one half barrel close to the symmetry center is symmetrically provided with a locking block, the other end of the half barrel close to the symmetry center is symmetrically provided with a locking groove matched with the locking block, the top ends of the two half barrels are both provided with fixing blocks, the two fixing blocks are externally threadedly sleeved with the same locking barrel, and the upper part of the locking barrel is threadedly connected to the drilling rig; The top of the fixed block is elastically connected to a trigger block, the inside of the fixed block is elastically connected to a top block that cooperates with the trigger block, one end of the top block close to the symmetry center passes through the fixed block, and the locking block is symmetrically and elastically connected to a plurality of locking heads, and the locking groove is symmetrically provided with a plurality of locking holes that cooperate with the locking heads. The tops of the two half-cylinders are provided with connecting blocks, the connecting blocks are communicated with the inside of the half-cylinders, and the two connecting blocks are externally threaded with the same locking cutter head.

2. The rock and soil sampling device according to claim 1, It is characterized in that The bottom ends of the trigger blocks are inserted into the fixed blocks, the trigger blocks inside the fixed blocks are symmetrically provided with sliders, the fixed blocks are provided with sliding grooves that cooperate with the sliders, the sliders are slidably arranged in the sliding grooves, and elastic parts are provided between the sliders and the sliding grooves.

3. The rock and soil sampling device according to claim 2, It is characterized in that The elastic member is a spring.

4. The rock and soil sampling device according to claim 1, It is characterized in that One end of the trigger block close to the top block and one end of the top block close to the trigger block are both provided with inclined surfaces that match each other.

5. The rock and soil collection sampling device according to claim 1, It is characterized in that A plurality of exhaust holes are arranged on the upper parts of the two half cylinders.

6. The rock and soil sampling device according to claim 1, It is characterized in that The bottom end of the locking blade head is surrounded by a plurality of saw teeth.

7. The rock and soil sampling device according to claim 1, It is characterized in that Adsorption blocks are symmetrically arranged on one end of the connection block close to the symmetry center.

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