Rock soil sampling device
By introducing a repeated impact structure into the geotechnical sampling device, the rotating sleeve drives the impact block to move along the slide chute, and the automatic downward drilling of the sampling cylinder is solved, which solves the problem that humans cannot penetrate the hard soil layer in the prior art, and expands the problem of The application scope and sampling efficiency of the device are provided.
Patent Information
- Application Number
- CN202420357508.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-27
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-02-27
AI Technical Summary
When the existing geotechnical sampling devices face harder soil layers, human resources cannot penetrate effectively, resulting in difficulty in sampling and strict environmental requirements, which are only suitable for soft soil.
A device including a sampling cylinder, a pressing sleeve, a rotating sleeve, a guide groove and an impact block is designed. By rotating sleeve, the impact block is driven to move along the slide groove, and the repeated impact of the sampling cylinder is realized, and it can automatically drill downward to overcome the texture hardness limitation. .
It realizes effective sampling of hard soil layers with relatively hard texture, reduces the difficulty of manpower operation, expands the scope of application, and can automatically penetrate the hard soil layers for sampling.
Smart Images
Figure CN222144568U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sampling equipment, in particular to a rock and soil sampling device. Background Art
[0002] When taking rock and soil samples, great attention must be paid to the quality of the soil samples. During the drilling and soil sampling process, the soil structure is very easy to be disturbed. Using soil samples with disturbed structure for testing will inevitably lead to wrong conclusions, which will cause engineering accidents or waste construction funds.
[0003] In the prior art, the patent number CN202221520894.3 discloses a handheld complete rock and soil sampling shovel, including a shovel body, a rotary sleeve detachably connected to the top of the shovel body, and a rod barrel movably connected to the top of the rotary sleeve, wherein a guide rod penetrating the rotary sleeve is arranged in the center of the rod barrel, and a push plate is connected to one end of the guide rod located at the shovel body, and a screw block is connected to one end of the guide rod located at the rod barrel, and a screw cavity for driving the screw block to rise and fall is arranged inside the rod barrel. This patent effectively avoids the problems of scattered and mixed rock and soil in the process of rock and soil sampling, and effectively improves the user's ability to analyze the soil structure, color and related rock and soil inclusions of underground rock and soil. However, when sampling the soil, this technical solution requires manpower to continuously press downward for sampling. When touching a hard texture or rock and soil layer, simply pressing downward by manpower is not enough to pass through the soil layer, resulting in stricter environmental requirements for the device during sampling, and can only sample relatively loose soil, which increases the difficulty of soil sampling.
[0004] In summary, the prior art obviously has inconveniences and defects in practical use, so it is necessary to improve it. Utility Model Content
[0005] In view of the above-mentioned defects, the purpose of the utility model is to provide a rock and soil sampling device, which can be equipped with a repeated impact structure to ensure that when sampling, the sampling tube is impacted by driving the repeated impact structure, thereby automatically drilling the sampling tube downward, thereby preventing the problem of being unable to drill and sample harder soil layers.
[0006] In order to achieve the above-mentioned purpose, the utility model provides a rock and soil sampling device, comprising: a sampling cylinder with an opening at the bottom, a pressing sleeve at the top of the sampling cylinder, a vertically arranged slide groove at the bottom of the outer wall of the pressing sleeve; a rotating sleeve rotatably connected to the inside of the pressing sleeve, a guide groove corresponding to the position of the slide groove at the bottom of the outer wall of the rotating sleeve, the guide groove comprising a guiding part and a releasing part, an outer wall sliding sleeve of the pressing sleeve is provided with an impact block, a convex column extending from the slide groove to the inside of the guide groove is provided inside the impact block, and the convex column reciprocates along the guide groove when the rotating sleeve rotates.
[0007] According to the rock and soil sampling device of the utility model, a sliding hole is provided inside the impact block, the boss is slidably connected to the inside of the sliding hole, a thrust spring is provided between the boss and the bottom of the sliding hole, a bevel structure is provided at the front end of the boss, the boss retracts into the inside of the sliding hole when the rotating sleeve rotates in the reverse direction, and the boss moves along the guide groove and the sliding groove when the rotating sleeve rotates in the forward direction.
[0008] According to the rock and soil sampling device of the utility model, a handle is provided on the top of the pressing sleeve, and an impact spring is provided on the outer sleeve of the pressing sleeve, one end of the impact spring abuts against the top of the impact block and the other end abuts against the bottom of the handle.
[0009] According to the rock and soil sampling device of the utility model, a shell is provided on the top of the pressing sleeve, a rotating driving member is fixedly provided inside the shell, the rotating sleeve is fixedly provided at the output end of the rotating driving member, a pushing member is screwed inside the rotating sleeve, and the rotating sleeve rotates to drive the pushing member to move inside the rotating sleeve.
[0010] According to the rock and soil sampling device of the utility model, the pushing member includes a threaded rod screwed to the inside of the rotating sleeve and a push plate arranged at the bottom of the threaded rod, the push plate fits with the inner wall of the sampling tube, the outer wall of the threaded rod is provided with a limiting groove, and the inside of the sampling tube is provided with a limiting protrusion that cooperates with the limiting groove to limit the rotation of the threaded rod.
[0011] According to the rock and soil sampling device of the utility model, a limiting convex edge is provided on the top of the sampling tube, and the impact block is arranged inside the limiting convex edge.
[0012] The utility model provides a rock and soil sampling device, comprising: a sampling tube with an opening at the bottom, which ensures that the sampling tube can be inserted into the interior of rock and soil, and samples the rock and soil through the opening at the bottom; a pressing sleeve is provided on the top of the sampling tube, and force is applied by the pressing sleeve to ensure that the downward pressure of the handle on the top of the pressing sleeve is applied, thereby ensuring the pressing effect of the pressing sleeve on the sampling tube; a vertically arranged slide groove is provided at the bottom of the outer wall of the pressing sleeve, and the convex column is guided by the slide groove; a rotating sleeve rotatably connected to the interior of the pressing sleeve, and a guide groove corresponding to the position of the slide groove is provided at the bottom of the outer wall of the rotating sleeve, and the guide groove cooperates with the slide groove, and the rotating sleeve rotates to drive the impact block to slide along the slide groove, and the guide groove includes a guiding part and a releasing part. The outer wall sliding sleeve of the pressing sleeve is provided with an impact block, and the interior of the impact block is provided with a convex column extending from the slide groove to the inside of the guide groove. The convex column reciprocates along the guide groove when the rotating sleeve rotates, and when the convex column on the impact block passes through the guide part, the impact block is guided upward by the guide part, and then when the impact block passes through the release part, the impact block is released by force to impact the sampling tube, and the sampling tube is knocked downward to insert and sample the rock and soil. In summary, the technical effect produced by the utility model is that a repeated impact structure is set to ensure that when sampling, the sampling tube is hit by driving the repeated impact structure, so as to realize the action of automatically drilling the sampling tube downward, thereby preventing the problem of being unable to drill and sample the harder soil layer. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0014] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;
[0015] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure of part A;
[0016] Figure 4 This is a three-dimensional structural schematic diagram of the rotating sleeve of the utility model;
[0017] Figure 5 It is a schematic diagram of the three-dimensional structure of the convex column of the utility model;
[0018] In the figure, 1-shell, 2-handle, 3-impact spring, 4-sampling cylinder, 5-rotating sleeve, 51-guide part, 52-releasing part, 6-rotating driving member, 7-threaded rod, 8-impact block, 81-sliding hole, 9-push plate, 10-thrust spring, 11-protruding column. DETAILED DESCRIPTION
[0019] In order to make the purpose, technical solutions and advantages of the utility model more clearly understood, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. 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.
[0020] See also Figure 1~Figure 5 The utility model provides a rock and soil sampling device, which includes a sampling tube 4 with an opening at the bottom, so that the sampling tube 4 can be inserted into the inside of the rock and soil, and the rock and soil can be sampled through the opening at the bottom. A pressing sleeve is provided on the top of the sampling tube 4, and the force is applied by the pressing sleeve to ensure that the handle 2 at the top of the pressing sleeve is pressed down to ensure the pressing effect of the pressing sleeve on the sampling tube 4. The bottom of the outer side wall of the pressing sleeve is provided with a vertically arranged slide groove, and the protruding column 11 is guided by the slide groove; a rotating sleeve 5 rotatably connected to the inside of the pressing sleeve, and the bottom of the outer wall of the rotating sleeve 5 is provided with a guide groove corresponding to the position of the slide groove, and the guide The groove cooperates with the slide groove, and the rotating sleeve 5 rotates to drive the impact block 8 to slide along the slide groove. The guide groove includes a guide part 51 and a release part 52. The outer wall sliding sleeve of the pressing sleeve is provided with an impact block 8. The interior of the impact block 8 is provided with a boss 11 extending from the slide groove to the inside of the guide groove. The boss 11 reciprocates along the guide groove when the rotating sleeve 5 rotates. When the boss 11 on the impact block 8 passes through the guide part 51, the impact block 8 is guided upward by the guide part 51, and then when the impact block 8 passes through the release part 52, the impact block 8 is released by force, and the sampling tube 4 is impacted, and the sampling tube 4 is impacted downward to perform plug-in sampling of the rock and soil.
[0021] Preferably, a sliding hole 81 is provided inside the impact block 8 of the utility model, and the boss 11 is slidably connected to the inside of the sliding hole 81 to ensure that the boss 11 can slide inside the sliding hole 81. A thrust spring 10 is provided between the boss 11 and the bottom of the sliding hole 81. The thrust spring 10 ensures that the boss 11 can be in a state of extending out of the sliding hole 81, which is convenient for cooperating with the slide groove and the guide groove, and at the same time ensures that the boss 11 can retract into the sliding hole 81 to ensure that when the rotating sleeve 5 rotates in the reverse direction, the boss 11 will not interfere with the slide groove and the guide groove to affect the rotation of the rotating sleeve 5. The front end of the boss 11 is provided with a bevel structure, and the boss 11 retracts into the sliding hole 81 when the rotating sleeve 5 rotates in the reverse direction. Inside, it is ensured that the convex column 11 at this time will not interfere with the rotation of the rotating sleeve 5. The convex column 11 moves along the guide groove and the slide groove when the rotating sleeve 5 rotates forward. At this time, the impact block 8 can periodically hammer the sampling tube 4 while the rotating sleeve 5 rotates, to ensure that the sampling tube 4 is inserted into the interior of the rock and soil layer to sample the rock and soil layer. A handle 2 is provided on the top of the pressing sleeve, and an impact spring 3 is provided on the outer sleeve of the pressing sleeve. One end of the impact spring 3 abuts against the top of the impact block 8 and the other end abuts against the bottom of the handle 2. The impact spring 3 provides sufficient impact force to the impact block 8, to ensure that the sampling tube 4 can be effectively impacted, so that the sampling tube 4 can be inserted into the harder soil layer to sample the rock and soil.
[0022] In addition, a shell 1 is provided on the top of the pressing sleeve of the utility model, and a rotating driving member 6 is fixedly provided inside the shell 1. The rotating sleeve 5 is fixedly provided at the output end of the rotating driving member 6. A pushing member is screwed inside the rotating sleeve 5. The rotating sleeve 5 drives the pushing member to move inside the rotating sleeve 5. The rotating driving member 6 can adopt a rotating motor to drive the rotating sleeve 5 to rotate forward and reverse, thereby controlling the movement of the impact block 8.
[0023] Furthermore, the pushing member of the utility model includes a threaded rod 7 screwed to the inside of the rotating sleeve 5 and a push plate 9 arranged at the bottom of the threaded rod 7, the push plate 9 is fitted with the inner wall of the sampling tube 4, and the sampled rock and soil inside the sampling tube 4 can be pushed out of the sampling tube 4 by controlling the push plate 9 to prevent the rock and soil from being unable to be removed from the inside of the sampling tube 4. The outer wall of the threaded rod 7 is provided with a limit groove, and the inside of the sampling tube 4 is provided with a limit protrusion that cooperates with the limit groove to limit the rotation of the threaded rod 7, so as to prevent the threaded rod 7 from rotating inside the sampling tube 4. The top of the sampling tube 4 is provided with a limit convex edge, and the impact block 8 is arranged inside the limit convex edge to protect the impact block 8 and prevent the impact block 8 from causing damage to external personnel when it hits the sampling tube 4.
[0024] In this embodiment, combined with Figure 1~Figure 5When in use, the opening of the sampling tube 4 is manually inserted into the predetermined position of the rock and soil to be sampled, and then the operation button on the handle 2 is pressed. The operation button controls the on and off of the rotating drive member 6, and the motor is powered and rotates. At this time, the rotating sleeve 5 rotates, and the pushing member gradually retracts into the interior of the sampling tube 4. At the same time, the impact block 8 periodically impacts the sampling tube 4 under the action of the rotation of the rotating sleeve 5, so that the sampling tube 4 is inserted into the interior of the corresponding rock and soil layer, completing the sampling process of the rock and soil layer. At the same time, when it is necessary to take out the sample inside the sampling tube 4, the rotating drive member 6 is rotated in the opposite direction. At this time, the pushing member gradually extends out of the sampling tube 4 under the action of the rotating sleeve 5, and the sample inside the sampling tube 4 is pushed out to complete the sampling process.
[0025] In summary, the utility model provides a rock and soil sampling device, including: a sampling tube with an opening at the bottom, which ensures that the sampling tube can be inserted into the interior of the rock and soil, and samples the rock and soil through the opening at the bottom; a pressing sleeve is provided on the top of the sampling tube, and the force is applied by the pressing sleeve to ensure that the downward pressure of the handle on the top of the pressing sleeve is applied, thereby ensuring the pressing effect of the pressing sleeve on the sampling tube; a vertically arranged slide groove is provided at the bottom of the outer wall of the pressing sleeve, and the convex column is guided by the slide groove; a rotating sleeve rotatably connected to the inside of the pressing sleeve, and a guide groove corresponding to the position of the slide groove is provided at the bottom of the outer wall of the rotating sleeve, and the guide groove cooperates with the slide groove, and the rotating sleeve rotates to drive the impact block to slide along the slide groove, and the guide groove includes a guiding part and a releasing part The outer wall sliding sleeve of the pressing sleeve is provided with an impact block, and the interior of the impact block is provided with a convex column extending from the slide groove to the inside of the guide groove. The convex column reciprocates along the guide groove when the rotating sleeve rotates. When the convex column on the impact block passes through the guide part, the impact block is guided upward by the guide part, and then when the impact block passes through the release part, the impact block is released by force to impact the sampling tube, and the sampling tube is impacted downward to plug and sample the rock and soil. In summary, the technical effect produced by the utility model is that a repeated impact structure is set to ensure that when sampling, the sampling tube is impacted by driving the repeated impact structure, so as to realize the action of automatically drilling the sampling tube downward, thereby preventing the problem of being unable to drill and sample the harder soil layer.
[0026] 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.
[0027] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying 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 utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.
Claims
1. A rock and soil sampling device, characterized in that: include: A sampling cylinder with an opening is provided at the bottom, a pressing sleeve is provided at the top of the sampling cylinder, and a vertically arranged sliding groove is provided at the bottom of the outer side wall of the pressing sleeve; A rotating sleeve rotatably connected to the inside of the pressing sleeve, a guide groove corresponding to the position of the sliding groove is provided at the bottom of the outer wall of the rotating sleeve, the guide groove includes a guide part and a release part, and an impact block is provided on the outer wall sliding sleeve of the pressing sleeve, and a convex column extending from the sliding groove to the inside of the guide groove is provided inside the impact block, and the convex column reciprocates along the guide groove when the rotating sleeve rotates.
2. The rock and soil sampling device according to claim 1, characterized in that: A sliding hole is provided inside the impact block, the boss is slidably connected to the inside of the sliding hole, a thrust spring is provided between the boss and the bottom of the sliding hole, a bevel structure is provided at the front end of the boss, the boss retracts into the inside of the sliding hole when the rotating sleeve rotates in the reverse direction, and the boss moves along the guide groove and the slide groove when the rotating sleeve rotates in the forward direction.
3. The rock and soil sampling device according to claim 2, characterized in that: A handle is arranged on the top of the pressing sleeve, and an impact spring is arranged on the outer sleeve of the pressing sleeve. One end of the impact spring abuts against the top of the impact block, and the other end abuts against the bottom of the handle.
4. The rock and soil sampling device according to any one of claims 1 to 3, characterized in that: A shell is provided on the top of the pressing sleeve, a rotating driving member is fixedly provided inside the shell, the rotating sleeve is fixedly provided at the output end of the rotating driving member, a pushing member is screwed inside the rotating sleeve, and the rotating sleeve rotates to drive the pushing member to move inside the rotating sleeve.
5. The rock and soil sampling device according to claim 4, characterized in that: The pushing member includes a threaded rod screwed to the inside of the rotating sleeve and a push plate arranged at the bottom of the threaded rod, the push plate is in contact with the inner wall of the sampling cylinder, the outer wall of the threaded rod is provided with a limiting groove, and the inside of the sampling cylinder is provided with a limiting protrusion that cooperates with the limiting groove to limit the rotation of the threaded rod.
6. The rock and soil sampling device according to claim 4, characterized in that: A limiting convex edge is arranged on the top of the sampling tube, and the impact block is arranged inside the limiting convex edge.